large organizational & cleanup refactor

CMakeLists.txt

@@ -6,27 +6,23 @@ set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 add_library(blah
-
+	src/app.cpp
-	src/core/app.cpp
+	src/filesystem.cpp
-	src/core/filesystem.cpp
+	src/common.cpp
-	src/core/common.cpp
+	src/time.cpp
-	src/core/time.cpp
+	src/input.cpp
 
 	src/graphics/batch.cpp
 	src/graphics/blend.cpp
-	src/graphics/framebuffer.cpp
 	src/graphics/material.cpp
 	src/graphics/mesh.cpp
 	src/graphics/renderpass.cpp
 	src/graphics/shader.cpp
 	src/graphics/spritefont.cpp
 	src/graphics/subtexture.cpp
+	src/graphics/target.cpp
 	src/graphics/texture.cpp
 
-	src/input/input.cpp
-	src/input/binding.cpp
-	src/input/binding_registry.cpp
-	
 	src/containers/str.cpp
 
 	src/images/aseprite.cpp
@@ -34,18 +30,17 @@ add_library(blah
 	src/images/image.cpp
 	src/images/packer.cpp
 
-	src/math/calc.cpp
+	src/numerics/calc.cpp
-	src/math/circle.cpp
+	src/numerics/circle.cpp
-	src/math/color.cpp
+	src/numerics/color.cpp
-	src/math/line.cpp
+	src/numerics/line.cpp
-	src/math/mat3x2.cpp
+	src/numerics/mat3x2.cpp
-	src/math/mat4x4.cpp
+	src/numerics/mat4x4.cpp
-	src/math/point.cpp
+	src/numerics/point.cpp
-	src/math/quad.cpp
+	src/numerics/quad.cpp
-	src/math/rect.cpp
+	src/numerics/rect.cpp
-	src/math/rectI.cpp
+	src/numerics/rectI.cpp
-	src/math/stopwatch.cpp
+	src/numerics/vec2.cpp
-	src/math/vec2.cpp
 
 	src/streams/bufferstream.cpp
 	src/streams/filestream.cpp

include/blah.h

@@ -1,9 +1,10 @@
 #pragma once
 
-#include "blah/core/app.h"
+#include "blah/app.h"
-#include "blah/core/filesystem.h"
+#include "blah/filesystem.h"
-#include "blah/core/common.h"
+#include "blah/common.h"
-#include "blah/core/time.h"
+#include "blah/time.h"
+#include "blah/input.h"
 	
 #include "blah/containers/vector.h"
 #include "blah/containers/stackvector.h"
@@ -14,12 +15,12 @@
 #include "blah/graphics/subtexture.h"
 
 #include "blah/graphics/blend.h"
-#include "blah/graphics/framebuffer.h"
 #include "blah/graphics/material.h"
 #include "blah/graphics/mesh.h"
 #include "blah/graphics/renderpass.h"
 #include "blah/graphics/sampler.h"
 #include "blah/graphics/shader.h"
+#include "blah/graphics/target.h"
 #include "blah/graphics/texture.h"
 
 #include "blah/images/aseprite.h"
@@ -27,25 +28,21 @@
 #include "blah/images/image.h"
 #include "blah/images/packer.h"
 
-#include "blah/input/input.h"
-#include "blah/input/binding.h"
-#include "blah/input/binding_registry.h"
 
-#include "blah/math/calc.h"
+#include "blah/numerics/calc.h"
-#include "blah/math/circle.h"
+#include "blah/numerics/circle.h"
-#include "blah/math/color.h"
+#include "blah/numerics/color.h"
-#include "blah/math/ease.h"
+#include "blah/numerics/ease.h"
-#include "blah/math/line.h"
+#include "blah/numerics/line.h"
-#include "blah/math/mat3x2.h"
+#include "blah/numerics/mat3x2.h"
-#include "blah/math/mat4x4.h"
+#include "blah/numerics/mat4x4.h"
-#include "blah/math/point.h"
+#include "blah/numerics/point.h"
-#include "blah/math/quad.h"
+#include "blah/numerics/quad.h"
-#include "blah/math/rect.h"
+#include "blah/numerics/rect.h"
-#include "blah/math/rectI.h"
+#include "blah/numerics/rectI.h"
-#include "blah/math/stopwatch.h"
+#include "blah/numerics/vec2.h"
-#include "blah/math/vec2.h"
+#include "blah/numerics/vec3.h"
-#include "blah/math/vec3.h"
+#include "blah/numerics/vec4.h"
-#include "blah/math/vec4.h"
 	
 #include "blah/streams/bufferstream.h"
 #include "blah/streams/filestream.h"

include/blah/app.h

@@ -1,15 +1,13 @@
 #pragma once
-#include <memory>
+#include <blah/common.h>
-#include <functional>
-#include <blah/core/common.h>
 
 namespace Blah
 {
 	// Application Event Functions
-	using AppEventFn = std::function<void()>;
+	using AppEventFn = Func<void()>;
 
 	// Application Logging Functions
-	using AppLogFn = std::function<void(const char* message, Log::Category category)>;
+	using AppLogFn = Func<void(const char* message, Log::Category category)>;
 
 	// Application Configuration
 	struct Config
@@ -90,8 +88,9 @@ namespace Blah
 		int max_texture_size = 0;
 	};
 
-	class FrameBuffer;
+	// Forward declare Target for the BackBuffer
-	using FrameBufferRef = std::shared_ptr<FrameBuffer>;
+	class Target;
+	using TargetRef = Ref<Target>;
 
 	// Application
 	namespace App
@@ -145,6 +144,6 @@ namespace Blah
 		const RendererFeatures& renderer_features();
 
 		// Reference to the window's back buffer
-		extern const FrameBufferRef backbuffer;
+		extern const TargetRef backbuffer;
 	}
 }

include/blah/common.h

@@ -0,0 +1,56 @@
+#pragma once
+#include <cstdint>     // for integer types
+#include <cstddef>     // for size_t type
+#include <memory>      // for std::shared_ptr
+#include <functional>  // for std::function
+
+// Asserts
+#if defined(DEBUG) || defined(_DEBUG)
+#include <cstdlib>     // for abort
+#define BLAH_ASSERT(condition, msg) \
+		do { if (!(condition)) { Blah::Log::error("%s\n\tin %s:%d", (msg), __FILE__, __LINE__); abort(); } } while(0)
+#else
+#define BLAH_ASSERT(condition, msg) \
+		do { if (!(condition)) { Blah::Log::error("%s\n\tin %s:%d", (msg), __FILE__, __LINE__); } } while(0)
+#endif
+
+// maximum length of a print/warn/error message
+#ifndef BLAH_MESSAGE
+#define BLAH_MESSAGE 1024
+#endif
+
+namespace Blah
+{
+	using i8 = int8_t;
+	using i16 = int16_t;
+	using i32 = int32_t;
+	using i64 = int64_t;
+
+	using u8 = uint8_t;
+	using u16 = uint16_t;
+	using u32 = uint32_t;
+	using u64 = uint64_t;
+
+	template<typename T>
+	using Ref = std::shared_ptr<T>;
+
+	template<typename T>
+	using WeakRef = std::weak_ptr<T>;
+
+	template<typename T>
+	using Func = std::function<T>;
+
+	namespace Log
+	{
+		enum class Category
+		{
+			Info,
+			Warning,
+			Error
+		};
+
+		void info(const char* message, ...);
+		void warn(const char* message, ...);
+		void error(const char* message, ...);
+	}
+}

include/blah/containers/stackvector.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include <new>
 #include <initializer_list>
 
@@ -16,7 +16,7 @@ namespace Blah
 		int m_count;
 
 	public:
-		static inline constexpr size_t MaxCapacity = Capacity;
+		static constexpr size_t capacity = Capacity;
 
 		StackVector();
 		StackVector(const std::initializer_list<T>& init);
@@ -30,7 +30,6 @@ namespace Blah
 		void clear();
 
 		int size() const;
-		constexpr int capacity() { return Capacity; }
 
 		T* expand(int amount = 1);
 		void push_back(const T& item);

include/blah/containers/str.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include <stdarg.h>
 #include <cstdio>
 #include <blah/containers/vector.h>
@@ -10,6 +10,7 @@ namespace Blah
 	template<int T>
 	class StrOf;
 	using String = StrOf<64>;
+	using FilePath = StrOf<260>;
 
 	// A simple String implementation
 	class Str

include/blah/containers/vector.h

@@ -1,6 +1,5 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <type_traits>
 #include <initializer_list>
 #include <new>
 
@@ -104,7 +103,7 @@ namespace Blah
 	{
 		m_buffer = nullptr;
 		m_count = m_capacity = 0;
-		reserve(list.size());
+		reserve((int)list.size());
 		for (auto& it : list)
 			push_back(std::move(it));
 	}

include/blah/core/common.h

@@ -1,60 +0,0 @@
-#pragma once
-#include <cstdint>
-
-// error / abort
-#if defined(DEBUG) || defined(_DEBUG)
-
-#include <stdlib.h>
-#define BLAH_ERROR(message) \
-		do { Blah::Log::error(message "\n\tin file: %s:%d", __FILE__, __LINE__); abort(); } while(0)
-
-#define BLAH_ERROR_FMT(message, ...) \
-		do { Blah::Log::error(message "\n\tin file: %s:%d", __VA_ARGS__, __FILE__, __LINE__); abort(); } while(0)
-
-#else
-
-#define BLAH_ERROR(message) \
-		Blah::Log::error(message "\n\tin file: %s:%d", __FILE__, __LINE__)
-
-#define BLAH_ERROR_FMT(message, ...) \
-		Blah::Log::error(message "\n\tin file: %s:%d", __VA_ARGS__, __FILE__, __LINE__)
-
-#endif
-
-#define BLAH_ASSERT(condition, message) \
-		do { if (!(condition)) { BLAH_ERROR(message); } } while(0)
-
-#define BLAH_ASSERT_FMT(condition, message, ...) \
-		do { if (!(condition)) { BLAH_ERROR_FMT(message, __VA_ARGS__); } } while(0)
-
-// maximum length of a print/warn/error message
-#ifndef BLAH_MESSAGE
-#define BLAH_MESSAGE 1024
-#endif
-
-namespace Blah
-{
-	using i8 = int8_t;
-	using i16 = int16_t;
-	using i32 = int32_t;
-	using i64 = int64_t;
-
-	using u8 = uint8_t;
-	using u16 = uint16_t;
-	using u32 = uint32_t;
-	using u64 = uint64_t;
-
-	namespace Log
-	{
-		enum class Category
-		{
-			Info,
-			Warning,
-			Error
-		};
-
-		void info(const char* message, ...);
-		void warn(const char* message, ...);
-		void error(const char* message, ...);
-	}
-}

include/blah/filesystem.h

@@ -1,11 +1,12 @@
 #pragma once
+#include <blah/common.h>
 #include <blah/containers/str.h>
 #include <blah/containers/vector.h>
 
 namespace Blah
 {
-	using FilePath = StrOf<265>;
+	class File;
-	class FileStream;
+	using FileRef = Ref<File>;
 
 	enum class FileMode
 	{
@@ -22,6 +23,41 @@ namespace Blah
 		Create,
 	};
 
+	class File
+	{
+	protected:
+		File() = default;
+
+	public:
+		// Opens a file at the given path.
+		// If it fails, this will return an empty reference.
+		static FileRef open(const FilePath& path, FileMode mode);
+
+		// checks if the given file exists
+		static bool exists(const FilePath& path);
+
+		// deletes the given file
+		static bool destroy(const FilePath& path);
+
+		// Default Destructor
+		virtual ~File() = default;
+
+		// Gets the File Length
+		virtual size_t length() = 0;
+
+		// Gets the current File Position
+		virtual size_t position() = 0;
+
+		// Seeks to the given position in the File
+		virtual size_t seek(size_t position) = 0;
+
+		// Reads from the File into the buffer, and returns how many bytes were successfully read
+		virtual size_t read(unsigned char* buffer, size_t length) = 0;
+
+		// Writes from the buffer into the File, nd returns how many bytes were successfully written
+		virtual size_t write(const unsigned char* buffer, size_t length) = 0;
+	};
+
 	namespace Directory
 	{
 		// Creates a new directory at the given location.
@@ -32,7 +68,7 @@ namespace Blah
 		bool exists(const FilePath& path);
 
 		// Tries to delete a path and returns whether it was successful
-		bool remove(const FilePath& path);
+		bool destroy(const FilePath& path);
 
 		// Enumerates over a directory and returns a list of files & directories
 		Vector<FilePath> enumerate(const FilePath& path, bool recursive = true);
@@ -41,18 +77,6 @@ namespace Blah
 		void explore(const FilePath& path);
 	}
 
-	namespace File
-	{
-		// Checks if the given file exists
-		bool exists(const FilePath& path);
-
-		// Tries to delete a file and returns whether it was successful
-		bool remove(const FilePath& path);
-
-		// Opens the given file and returns a stream
-		FileStream open(const FilePath& path, FileMode mode);
-	}
-
 	namespace Path
 	{
 		// Returns the file name of the path

include/blah/graphics/batch.h

@@ -1,17 +1,17 @@
 #pragma once
 #include <blah/containers/str.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
-#include <blah/math/rect.h>
+#include <blah/numerics/rect.h>
-#include <blah/math/mat3x2.h>
+#include <blah/numerics/mat3x2.h>
-#include <blah/math/mat4x4.h>
+#include <blah/numerics/mat4x4.h>
-#include <blah/math/color.h>
+#include <blah/numerics/color.h>
 #include <blah/graphics/subtexture.h>
 #include <blah/graphics/spritefont.h>
 #include <blah/containers/vector.h>
 #include <blah/graphics/blend.h>
 #include <blah/graphics/sampler.h>
 #include <blah/graphics/renderpass.h>
-#include <blah/core/app.h>
+#include <blah/app.h>
 
 namespace Blah
 {
@@ -125,10 +125,10 @@ namespace Blah
 		void set_sampler(const TextureSampler& sampler);
 
 		// Draws the batch to the given target
-		void render(const FrameBufferRef& target = App::backbuffer);
+		void render(const TargetRef& target = App::backbuffer);
 
 		// Draws the batch to the given target, with the provided matrix
-		void render(const FrameBufferRef& target, const Mat4x4& matrix);
+		void render(const TargetRef& target, const Mat4x4& matrix);
 
 		// Clears the batch
 		void clear();

include/blah/graphics/blend.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
 
 namespace Blah
 {

include/blah/graphics/framebuffer.h

@@ -1,72 +0,0 @@
-#pragma once
-#include <blah/graphics/texture.h>
-#include <blah/containers/stackvector.h>
-#include <blah/math/color.h>
-#include <memory>
-
-namespace Blah
-{
-	enum class ClearMask
-	{
-		None = 0,
-		Color = 1,
-		Depth = 2,
-		Stencil = 4,
-		All = (int)Color | (int)Depth | (int)Stencil
-	};
-
-	// Up to 4 color attachments + 1 depth/stencil
-	using Attachments = StackVector<TextureRef, 5>;
-	using AttachmentFormats = StackVector<TextureFormat, 5>;
-
-	class FrameBuffer;
-	using FrameBufferRef = std::shared_ptr<FrameBuffer>;
-
-	// FrameBuffer is a 2D Buffer that can be drawn to.
-	// It can hold up to 4 color Textures, and 1 Depth/Stencil Texture.
-	class FrameBuffer
-	{
-	protected:
-		FrameBuffer() = default;
-
-	public:
-		// Copy / Moves not allowed
-		FrameBuffer(const FrameBuffer&) = delete;
-		FrameBuffer(FrameBuffer&&) = delete;
-		FrameBuffer& operator=(const FrameBuffer&) = delete;
-		FrameBuffer& operator=(FrameBuffer&&) = delete;
-
-		// Default Destructor
-		virtual ~FrameBuffer() = default;
-
-		// Creates a new FrameBuffer with a single Color attachment
-		// If the FrameBuffer creation fails, it will return an invalid FrameBufferRef.
-		static FrameBufferRef create(int width, int height);
-
-		// Creates a new FrameBuffer with the given Texture Attachments. You must provide at least one Attachment.
-		// If the FrameBuffer creation fails, it will return an invalid FrameBufferRef.
-		static FrameBufferRef create(int width, int height, const AttachmentFormats& attachments);
-
-		// Gets the list of Attachments from the FrameBuffer
-		virtual Attachments& attachments() = 0;
-
-		// Gets the list of Attachments from the FrameBuffer
-		virtual const Attachments& attachments() const = 0;
-
-		// Gets the Attachment at a given index from the FrameBuffer
-		TextureRef& attachment(int index);
-
-		// Gets the Attachment at a given index from the FrameBuffer
-		const TextureRef& attachment(int index) const;
-
-		// Gets the width of the FrameBuffer
-		virtual int width() const;
-
-		// Gets the height of the FrameBuffer
-		virtual int height() const;
-
-		// Clears the FrameBuffer
-		virtual void clear(Color color = Color::black, float depth = 1.0f, u8 stencil = 0, ClearMask mask = ClearMask::All) = 0;
-	};
-
-}

include/blah/graphics/material.h

@@ -1,14 +1,14 @@
 #pragma once
+#include <blah/common.h>
 #include <blah/graphics/texture.h>
 #include <blah/graphics/shader.h>
 #include <blah/graphics/sampler.h>
 #include <blah/containers/vector.h>
-#include <memory>
 
 namespace Blah
 {
 	class Material;
-	typedef std::shared_ptr<Material> MaterialRef;
+	using MaterialRef = Ref<Material>;
 
 	// Materials hold values that can be assigned to a shader during rendering
 	class Material final

include/blah/graphics/mesh.h

@@ -1,6 +1,5 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <memory>
 #include <blah/containers/stackvector.h>
 
 namespace Blah
@@ -59,7 +58,7 @@ namespace Blah
 	};
 
 	class Mesh;
-	typedef std::shared_ptr<Mesh> MeshRef;
+	using MeshRef = Ref<Mesh>;
 
 	// A Mesh is a set of Indices and Vertices which are used for drawing
 	class Mesh

include/blah/graphics/renderpass.h

@@ -1,9 +1,9 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/math/rect.h>
+#include <blah/numerics/rect.h>
 #include <blah/containers/str.h>
 #include <blah/graphics/texture.h>
-#include <blah/graphics/framebuffer.h>
+#include <blah/graphics/target.h>
 #include <blah/graphics/mesh.h>
 #include <blah/graphics/shader.h>
 #include <blah/graphics/material.h>
@@ -42,7 +42,7 @@ namespace Blah
 	struct RenderPass
 	{
 		// Framebuffer to draw to
-		FrameBufferRef target;
+		TargetRef target;
 
 		// Mesh to draw with
 		MeshRef mesh;

include/blah/graphics/shader.h

@@ -1,7 +1,7 @@
 #pragma once
+#include <blah/common.h>
 #include <blah/containers/stackvector.h>
 #include <blah/containers/str.h>
-#include <memory>
 
 namespace Blah
 {
@@ -70,7 +70,7 @@ namespace Blah
 	};
 
 	class Shader;
-	typedef std::shared_ptr<Shader> ShaderRef;
+	using ShaderRef = Ref<Shader>;
 
 	// A shader used during Rendering
 	class Shader

include/blah/graphics/spritefont.h

@@ -1,10 +1,10 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include <blah/containers/str.h>
 #include <blah/containers/vector.h>
 #include <blah/graphics/subtexture.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 #include <unordered_map>
 
 namespace Blah

include/blah/graphics/subtexture.h

@@ -1,6 +1,6 @@
 #pragma once
 #include <blah/graphics/texture.h>
-#include <blah/math/rect.h>
+#include <blah/numerics/rect.h>
 
 namespace Blah
 {

include/blah/graphics/target.h

@@ -0,0 +1,72 @@
+#pragma once
+#include <blah/common.h>
+#include <blah/graphics/texture.h>
+#include <blah/containers/stackvector.h>
+#include <blah/numerics/color.h>
+
+namespace Blah
+{
+	enum class ClearMask
+	{
+		None = 0,
+		Color = 1,
+		Depth = 2,
+		Stencil = 4,
+		All = (int)Color | (int)Depth | (int)Stencil
+	};
+
+	// Up to 4 color textures + 1 depth/stencil
+	using Attachments = StackVector<TextureRef, 5>;
+	using AttachmentFormats = StackVector<TextureFormat, 5>;
+
+	class Target;
+	using TargetRef = Ref<Target>;
+
+	// Target is a 2D Buffer that can be drawn to.
+	// It can hold up to 4 color Textures, and 1 Depth/Stencil Texture.
+	class Target
+	{
+	protected:
+		Target() = default;
+
+	public:
+		// Copy / Moves not allowed
+		Target(const Target&) = delete;
+		Target(Target&&) = delete;
+		Target& operator=(const Target&) = delete;
+		Target& operator=(Target&&) = delete;
+
+		// Default Destructor
+		virtual ~Target() = default;
+
+		// Creates a new Target with a single Color texture
+		// If the Target creation fails, it will return an invalid TargetRef.
+		static TargetRef create(int width, int height);
+
+		// Creates a new Target with the given Texture Attachments. You must provide at least one Attachment.
+		// If the Target creation fails, it will return an invalid TargetRef.
+		static TargetRef create(int width, int height, const AttachmentFormats& textures);
+
+		// Gets the list of Attachments from the Target
+		virtual Attachments& textures() = 0;
+
+		// Gets the list of Attachments from the Target
+		virtual const Attachments& textures() const = 0;
+
+		// Gets the Attachment at a given index from the Target
+		TextureRef& texture(int index);
+
+		// Gets the Attachment at a given index from the Target
+		const TextureRef& texture(int index) const;
+
+		// Gets the width of the Target
+		virtual int width() const;
+
+		// Gets the height of the Target
+		virtual int height() const;
+
+		// Clears the Target
+		virtual void clear(Color color = Color::black, float depth = 1.0f, u8 stencil = 0, ClearMask mask = ClearMask::All) = 0;
+	};
+
+}

include/blah/graphics/texture.h

@@ -1,6 +1,6 @@
 #pragma once
-#include <memory>
+#include <blah/common.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 
 namespace Blah
 {
@@ -28,7 +28,7 @@ namespace Blah
 	class Image;
 	class Stream;
 	class Texture;
-	typedef std::shared_ptr<Texture> TextureRef;
+	using TextureRef = Ref<Texture>;
 
 	// A 2D Texture held by the GPU to be used during rendering
 	class Texture

include/blah/images/aseprite.h

@@ -1,9 +1,9 @@
 #pragma once
-#include <blah/math/color.h>
+#include <blah/numerics/color.h>
 #include <blah/images/image.h>
 #include <blah/containers/str.h>
 #include <blah/streams/stream.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 
 namespace Blah
 {

include/blah/images/font.h

@@ -2,7 +2,7 @@
 #include <blah/streams/stream.h>
 #include <blah/images/image.h>
 #include <blah/containers/str.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 
 namespace Blah
 {

include/blah/images/image.h

@@ -1,8 +1,8 @@
 #pragma once
-#include <blah/math/color.h>
+#include <blah/numerics/color.h>
-#include <blah/math/rectI.h>
+#include <blah/numerics/rectI.h>
-#include <blah/math/point.h>
+#include <blah/numerics/point.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 
 namespace Blah
 {

include/blah/images/packer.h

@@ -1,12 +1,12 @@
 #pragma once
 #include <blah/images/image.h>
-#include <blah/math/color.h>
+#include <blah/numerics/color.h>
-#include <blah/math/rectI.h>
+#include <blah/numerics/rectI.h>
-#include <blah/math/point.h>
+#include <blah/numerics/point.h>
 #include <blah/containers/str.h>
 #include <blah/containers/vector.h>
 #include <blah/streams/bufferstream.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 
 namespace Blah
 {

include/blah/input.h

@@ -1,8 +1,9 @@
 #pragma once
 
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
 #include <blah/containers/str.h>
+#include <blah/containers/stackvector.h>
 
 // These are generally copied from the SDL2 Scancode Keys,
 // which are in turn based on the USB standards:
@@ -345,6 +346,306 @@ namespace Blah
 		Right = 2,
 	};
 
+	class InputBinding;
+	using InputBindingRef = Ref<InputBinding>;
+
+	class AxisBinding;
+	using AxisBindingRef = Ref<AxisBinding>;
+
+	class StickBinding;
+	using StickBindingRef = Ref<StickBinding>;
+
+	// Single input Binding
+	// You must call Binding::update() every frame to poll the input state.
+	// Alternatively, bindings can be registered to Input which will
+	// automatically update them.
+	class InputBinding
+	{
+	public:
+
+		// Represents a Controller Trigger or a single direction of a Controller Axis.
+		struct TriggerBind
+		{
+			// Controller Index we're bound to
+			int controller = 0;
+
+			// The Axis we're bound to
+			Axis axis = Axis::None;
+
+			// Minimum value of the axis
+			float threshold = 0.01f;
+
+			// requires a positive value
+			// otherwise requires a negative value
+			bool positive = true;
+
+			TriggerBind() = default;
+			TriggerBind(Axis axis);
+			TriggerBind(int controller, Axis axis, float threshold, bool positive);
+
+			bool is_down(float axis_value) const;
+		};
+
+		// Represents a Controller Button.
+		struct ButtonBind
+		{
+			// Controller Index we're bound to
+			int controller = 0;
+
+			// Button we're bound to
+			Button button = Button::None;
+
+			ButtonBind() = default;
+			ButtonBind(Button button);
+			ButtonBind(int controller, Button button);
+		};
+
+		// Input Buffer for press events
+		float press_buffer = 0;
+
+		// Input Buffer for release events
+		float release_buffer = 0;
+
+		// List of bound Keys
+		StackVector<Key, 16> keys;
+
+		// List of bound Buttons
+		StackVector<ButtonBind, 16> buttons;
+
+		// List of bound Triggers / Axis
+		StackVector<TriggerBind, 16> triggers;
+
+		// List of bound Mouse buttons
+		StackVector<MouseButton, 16> mouse;
+
+		InputBinding() = default;
+
+		InputBinding(float press_buffer)
+			: press_buffer(press_buffer)
+		{
+
+		}
+
+		template<typename ... Args>
+		InputBinding(float press_buffer, const Args&... args)
+			: press_buffer(press_buffer)
+		{
+			add(args...);
+		}
+
+		// if the binding has been pressed
+		bool pressed() const;
+
+		// if the binding has been released
+		bool released() const;
+
+		// if the binding is currently held
+		bool down() const;
+
+		// returns the binding's value from 0-1
+		float value() const;
+
+		// returns the bindings signed value (0 or 1)
+		int sign() const;
+
+		// returns the timestamp of the last time the binding was pressed
+		double timestamp() const;
+
+		// updates the binding state
+		void update();
+
+		// consumes the current press, and pressed() will return false until the next press
+		void consume_press();
+
+		// consumes the current release, and released() will return false until the next release
+		void consume_release();
+
+		// adds a key to the binding
+		InputBinding& add(Key key);
+
+		// adds a button to the binding
+		InputBinding& add(ButtonBind button);
+
+		// adds an trigger to the binding
+		InputBinding& add(TriggerBind trigger);
+
+		// adds a mouse button to the binding
+		InputBinding& add(MouseButton mouse);
+
+		// adds an input to the binding
+		template<typename T, typename T2, typename ... Args>
+		InputBinding& add(T first, T2 second, const Args&... args)
+		{
+			add(first);
+			add(second, args...);
+			return *this;
+		}
+
+		// adds the left trigger to the binding
+		InputBinding& add_left_trigger(int controller, float threshold);
+
+		// adds the right trigger to the binding
+		InputBinding& add_right_trigger(int controller, float threshold);
+
+		// assigns all the bindings to the specific controller
+		InputBinding& set_controller(int index);
+
+		// removes all bindings
+		void clear();
+
+	private:
+		double m_last_timestamp = 0;
+		double m_last_press_time = -1;
+		double m_last_release_time = -1;
+		float m_value = 0.0f;
+		bool m_pressed = false;
+		bool m_released = false;
+		bool m_down = false;
+		bool m_press_consumed = false;
+		bool m_release_consumed = false;
+
+		bool get_pressed() const;
+		bool get_released() const;
+		bool get_down() const;
+		float get_value() const;
+	};
+
+	// Axis Binding (ex. Left/Right movement, or a Trigger)
+	// You must call AxisBinding::update() every frame to poll the input state.
+	// Alternatively, bindings can be registered to Input which will
+	// automatically update them.
+	class AxisBinding
+	{
+	public:
+
+		enum class Overlap
+		{
+			Newer,
+			Older,
+			Cancel
+		};
+
+		// Negative Value Binding
+		InputBinding negative;
+
+		// Positive Value Binding
+		InputBinding positive;
+
+		// How to handle overlaps (ex. Left and Right are both held)
+		Overlap overlap = Overlap::Newer;
+
+		AxisBinding() = default;
+
+		AxisBinding(const InputBinding& negative, const InputBinding& positive, Overlap overlap = Overlap::Newer)
+			: negative(negative)
+			, positive(positive)
+			, overlap(overlap)
+		{}
+
+		// Current Value from -1 to 1
+		float value() const;
+
+		// Current value, either -1, 0, or 1
+		int sign() const;
+
+		// updates the Binding
+		void update();
+
+		// consumes the press buffer
+		void consume_press();
+
+		// consumes the release buffer
+		void consume_release();
+
+		// Adds a negative & positive binding pair
+		template<typename NegativeT, typename PositiveT>
+		AxisBinding& add(NegativeT negative, PositiveT positive)
+		{
+			this->negative.add(negative);
+			this->positive.add(positive);
+			return *this;
+		}
+
+		// Adds a Stick binding
+		AxisBinding& add_left_stick_x(int controller, float threshold);
+		AxisBinding& add_left_stick_y(int controller, float threshold);
+		AxisBinding& add_right_stick_x(int controller, float threshold);
+		AxisBinding& add_right_stick_y(int controller, float threshold);
+
+		// assigns all the bindings to the specific controller
+		AxisBinding& set_controller(int index);
+
+		// Clears all Bindings
+		void clear();
+	};
+
+	// Stick Binding (ex. Joystick, Dpad, Arrow Keys, WASD, etc)
+	// You must call StickBinding::update() every frame to poll the input state.
+	// Alternatively, bindings can be registered to Input which will
+	// automatically update them.
+	class StickBinding
+	{
+	public:
+
+		// X Axis Binding
+		AxisBinding x;
+
+		// Y Axis Binding
+		AxisBinding y;
+
+		// An optional threshold for circular thresholds
+		float round_threshold = 0.0f;
+
+		StickBinding() = default;
+
+		StickBinding(const AxisBinding& x, const AxisBinding& y, float round_threshold = 0)
+			: x(x)
+			, y(y)
+			, round_threshold(round_threshold)
+		{}
+
+		// Current Value, -1 to 1
+		Vec2 value() const;
+
+		// Current value, either -1, 0, or 1
+		Point sign() const;
+
+		// Updates the Binding
+		void update();
+
+		// Consumes the Press Buffer
+		void consume_press();
+
+		// Consumes the Release Buffer
+		void consume_release();
+
+		// Adds directional bindings
+		template<typename LeftT, typename RightT, typename UpT, typename DownT>
+		StickBinding& add(LeftT left, RightT right, UpT up, DownT down)
+		{
+			x.negative.add(left);
+			x.positive.add(right);
+			y.negative.add(up);
+			y.positive.add(down);
+			return *this;
+		}
+
+		// Adds the dpad binding
+		StickBinding& add_dpad(int controller);
+
+		// Adds the left stick binding
+		StickBinding& add_left_stick(int controller, float threshold);
+
+		// Adds the right stick binding
+		StickBinding& add_right_stick(int controller, float threshold);
+
+		// assigns all the bindings to the specific controller
+		StickBinding& set_controller(int index);
+
+		// Clears all the bindings
+		void clear();
+	};
+
 	namespace Input
 	{
 		// Returns the Input State of the current frame.
@@ -427,5 +728,14 @@ namespace Blah
 
 		// returns a string name of the given button
 		const char* name_of(Button button);
+
+		// registers a new binding
+		InputBindingRef register_binding(const InputBinding& binding);
+
+		// registers a new axis binding
+		AxisBindingRef register_binding(const AxisBinding& binding);
+
+		// registers a new stick binding
+		StickBindingRef register_binding(const StickBinding& binding);
 	}
 }

include/blah/input/binding.h

@@ -1,299 +0,0 @@
-#pragma once
-#include <blah/input/input.h>
-#include <blah/containers/stackvector.h>
-#include <blah/math/point.h>
-#include <blah/math/vec2.h>
-
-namespace Blah
-{
-	// Single input Binding
-	// You must call Binding::update() every frame to poll the input state.
-	// Alternatively, bindings can be registered to BindingRegistry which will
-	// automatically update them.
-	class Binding
-	{
-	public:
-
-		// Represents a Controller Trigger or a single direction of a Controller Axis.
-		struct TriggerBind
-		{
-			// Controller Index we're bound to
-			int controller = 0;
-
-			// The Axis we're bound to
-			Axis axis = Axis::None;
-
-			// Minimum value of the axis
-			float threshold = 0.01f;
-
-			// requires a positive value
-			// otherwise requires a negative value
-			bool positive = true;
-
-			TriggerBind() = default;
-			TriggerBind(Axis axis);
-			TriggerBind(int controller, Axis axis, float threshold, bool positive);
-
-			bool is_down(float axis_value) const;
-		};
-
-		// Represents a Controller Button.
-		struct ButtonBind
-		{
-			// Controller Index we're bound to
-			int controller = 0;
-
-			// Button we're bound to
-			Button button = Button::None;
-
-			ButtonBind() = default;
-			ButtonBind(Button button);
-			ButtonBind(int controller, Button button);
-		};
-
-		// Input Buffer for press events
-		float press_buffer = 0;
-
-		// Input Buffer for release events
-		float release_buffer = 0;
-
-		// List of bound Keys
-		StackVector<Key, 16> keys;
-
-		// List of bound Buttons
-		StackVector<ButtonBind, 16> buttons;
-
-		// List of bound Triggers / Axis
-		StackVector<TriggerBind, 16> triggers;
-
-		// List of bound Mouse buttons
-		StackVector<MouseButton, 16> mouse;
-
-		Binding() = default;
-
-		Binding(float press_buffer)
-			: press_buffer(press_buffer)
-		{
-
-		}
-
-		template<typename ... Args>
-		Binding(float press_buffer, const Args&... args)
-			: press_buffer(press_buffer)
-		{
-			add(args...);
-		}
-
-		// if the binding has been pressed
-		bool pressed() const;
-
-		// if the binding has been released
-		bool released() const;
-
-		// if the binding is currently held
-		bool down() const;
-
-		// returns the binding's value from 0-1
-		float value() const;
-
-		// returns the bindings signed value (0 or 1)
-		int sign() const;
-
-		// returns the timestamp of the last time the binding was pressed
-		double timestamp() const;
-
-		// updates the binding state
-		void update();
-
-		// consumes the current press, and pressed() will return false until the next press
-		void consume_press();
-
-		// consumes the current release, and released() will return false until the next release
-		void consume_release();
-
-		// adds a key to the binding
-		Binding& add(Key key);
-
-		// adds a button to the binding
-		Binding& add(ButtonBind button);
-
-		// adds an trigger to the binding
-		Binding& add(TriggerBind trigger);
-
-		// adds a mouse button to the binding
-		Binding& add(MouseButton mouse);
-
-		// adds an input to the binding
-		template<typename T, typename T2, typename ... Args>
-		Binding& add(T first, T2 second, const Args&... args)
-		{
-			add(first);
-			add(second, args...);
-			return *this;
-		}
-
-		// adds the left trigger to the binding
-		Binding& add_left_trigger(int controller, float threshold);
-
-		// adds the right trigger to the binding
-		Binding& add_right_trigger(int controller, float threshold);
-
-		// assigns all the bindings to the specific controller
-		Binding& set_controller(int index);
-
-		// removes all bindings
-		void clear();
-
-	private:
-		double m_last_timestamp = 0;
-		double m_last_press_time = -1;
-		double m_last_release_time = -1;
-		float m_value = 0.0f;
-		bool m_pressed = false;
-		bool m_released = false;
-		bool m_down = false;
-		bool m_press_consumed = false;
-		bool m_release_consumed = false;
-
-		bool get_pressed() const;
-		bool get_released() const;
-		bool get_down() const;
-		float get_value() const;
-	};
-
-	// Axis Binding (ex. Left/Right movement, or a Trigger)
-	// You must call AxisBinding::update() every frame to poll the input state.
-	// Alternatively, bindings can be registered to BindingRegistry which will
-	// automatically update them.
-	class AxisBinding
-	{
-	public:
-
-		enum class Overlap
-		{
-			Newer,
-			Older,
-			Cancel
-		};
-
-		// Negative Value Binding
-		Binding negative;
-
-		// Positive Value Binding
-		Binding positive;
-
-		// How to handle overlaps (ex. Left and Right are both held)
-		Overlap overlap = Overlap::Newer;
-
-		AxisBinding() = default;
-
-		AxisBinding(const Binding& negative, const Binding& positive, Overlap overlap = Overlap::Newer)
-			: negative(negative)
-			, positive(positive)
-			, overlap(overlap) 
-		{}
-
-		// Current Value from -1 to 1
-		float value() const;
-
-		// Current value, either -1, 0, or 1
-		int sign() const;
-
-		// updates the Binding
-		void update();
-
-		// consumes the press buffer
-		void consume_press();
-
-		// consumes the release buffer
-		void consume_release();
-
-		// Adds a negative & positive binding pair
-		template<typename NegativeT, typename PositiveT>
-		AxisBinding& add(NegativeT negative, PositiveT positive)
-		{
-			this->negative.add(negative);
-			this->positive.add(positive);
-			return *this;
-		}
-
-		// Adds a Stick binding
-		AxisBinding& add_left_stick_x(int controller, float threshold);
-		AxisBinding& add_left_stick_y(int controller, float threshold);
-		AxisBinding& add_right_stick_x(int controller, float threshold);
-		AxisBinding& add_right_stick_y(int controller, float threshold);
-
-		// assigns all the bindings to the specific controller
-		AxisBinding& set_controller(int index);
-
-		// Clears all Bindings
-		void clear();
-	};
-
-	// Stick Binding (ex. Joystick, Dpad, Arrow Keys, WASD, etc)
-	// You must call StickBinding::update() every frame to poll the input state.
-	// Alternatively, bindings can be registered to BindingRegistry which will
-	// automatically update them.
-	class StickBinding
-	{
-	public:
-
-		// X Axis Binding
-		AxisBinding x;
-
-		// Y Axis Binding
-		AxisBinding y;
-
-		// An optional threshold for circular thresholds
-		float round_threshold = 0.0f;
-
-		StickBinding() = default;
-
-		StickBinding(const AxisBinding& x, const AxisBinding& y, float round_threshold = 0)
-			: x(x)
-			, y(y)
-			, round_threshold(round_threshold)
-		{}
-
-		// Current Value, -1 to 1
-		Vec2 value() const;
-
-		// Current value, either -1, 0, or 1
-		Point sign() const;
-
-		// Updates the Binding
-		void update();
-
-		// Consumes the Press Buffer
-		void consume_press();
-
-		// Consumes the Release Buffer
-		void consume_release();
-
-		// Adds directional bindings
-		template<typename LeftT, typename RightT, typename UpT, typename DownT>
-		StickBinding& add(LeftT left, RightT right, UpT up, DownT down)
-		{
-			x.negative.add(left);
-			x.positive.add(right);
-			y.negative.add(up);
-			y.positive.add(down);
-			return *this;
-		}
-
-		// Adds the dpad binding
-		StickBinding& add_dpad(int controller);
-
-		// Adds the left stick binding
-		StickBinding& add_left_stick(int controller, float threshold);
-
-		// Adds the right stick binding
-		StickBinding& add_right_stick(int controller, float threshold);
-
-		// assigns all the bindings to the specific controller
-		StickBinding& set_controller(int index);
-
-		// Clears all the bindings
-		void clear();
-	};
-}

include/blah/input/binding_registry.h

@@ -1,35 +0,0 @@
-#pragma once
-#include <blah/input/binding.h>
-#include <blah/containers/vector.h>
-#include <memory>
-
-namespace Blah
-{
-	using BindingRef = std::shared_ptr<Binding>;
-	using AxisBindingRef = std::shared_ptr<AxisBinding>;
-	using StickBindingRef = std::shared_ptr<StickBinding>;
-
-	// An Optional registry to automatically update Input Bindings.
-	// Once registered here, you do not need to explicitely call their update methods.
-	class BindingRegistry
-	{
-	public:
-		// registers a new binding
-		static BindingRef register_binding(const Binding& binding = Binding());
-
-		// registers a new axis binding
-		static AxisBindingRef register_axis(const AxisBinding& binding = AxisBinding());
-
-		// registers a new stick binding
-		static StickBindingRef register_stick(const StickBinding& binding = StickBinding());
-
-		// updates all the bindings. This is called
-		// automatically by the App loop.
-		static void update();
-
-	private:
-		static Vector<std::weak_ptr<Binding>> bindings;
-		static Vector<std::weak_ptr<AxisBinding>> axes;
-		static Vector<std::weak_ptr<StickBinding>> sticks;
-	};
-}

include/blah/math/stopwatch.h

@@ -1,16 +0,0 @@
-#pragma once
-#include <blah/core/common.h>
-
-namespace Blah
-{
-	class Stopwatch
-	{
-	public:
-		Stopwatch();
-		void reset();
-		u64 microseconds();
-		u64 milliseconds();
-	private:
-		u64 start_time;
-	};
-}

include/blah/numerics/calc.h

@@ -1,6 +1,6 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
 
 namespace Blah
 {

include/blah/numerics/circle.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
 
 namespace Blah
 {

include/blah/numerics/color.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include <blah/containers/str.h>
 
 namespace Blah

include/blah/numerics/ease.h

@@ -1,6 +1,6 @@
 #pragma once
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 
 namespace Blah
 {
@@ -289,7 +289,7 @@ namespace Blah
 				break;
 			}
 
-			BLAH_ERROR("Invalid Easer Type");
+			BLAH_ASSERT(false, "Invalid Easer Type");
 			return nullptr;
 		}
 

include/blah/numerics/line.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
 
 namespace Blah
 {

include/blah/numerics/quad.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
 
 namespace Blah
 {

include/blah/numerics/rect.h

@@ -1,8 +1,8 @@
 #pragma once
-#include <blah/math/point.h>
+#include <blah/numerics/point.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
-#include <blah/math/rectI.h>
+#include <blah/numerics/rectI.h>
-#include <blah/math/line.h>
+#include <blah/numerics/line.h>
 
 namespace Blah
 {

include/blah/numerics/vec2.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/math/point.h>
+#include <blah/numerics/point.h>
 
 namespace Blah
 {

include/blah/streams/bufferstream.h

@@ -12,28 +12,28 @@ namespace Blah
 		BufferStream& operator=(BufferStream&& bs) noexcept;
 		~BufferStream();
 
-		virtual i64 length() const override { return m_length; }
+		virtual size_t length() const override { return m_length; }
-		virtual i64 position() const override { return m_position; }
+		virtual size_t position() const override { return m_position; }
-		virtual i64 seek(i64 seekTo) override { return m_position = (seekTo < 0 ? 0 : (seekTo > m_length ? m_length : seekTo)); }
+		virtual size_t seek(size_t seekTo) override { return m_position = (seekTo < 0 ? 0 : (seekTo > m_length ? m_length : seekTo)); }
 		virtual bool is_open() const override { return m_buffer != nullptr; }
 		virtual bool is_readable() const override { return true; }
 		virtual bool is_writable() const override { return true; }
 		virtual void close() override;
 
-		void resize(i64 length);
+		void resize(size_t length);
 		void clear() { m_length = m_position = 0; }
 
 		char* data() { return m_buffer; }
 		const char* data() const { return m_buffer; }
 
 	protected:
-		virtual i64 read_into(void* ptr, i64 length) override;
+		virtual size_t read_into(void* ptr, size_t length) override;
-		virtual i64 write_from(const void* ptr, i64 length) override;
+		virtual size_t write_from(const void* ptr, size_t length) override;
 
 	private:
 		char* m_buffer;
-		i64 m_capacity;
+		size_t m_capacity;
-		i64 m_length;
+		size_t m_length;
-		i64 m_position;
+		size_t m_position;
 	};
 }

include/blah/streams/filestream.h

@@ -1,6 +1,6 @@
 #pragma once
 #include <blah/streams/stream.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 
 namespace Blah
 {
@@ -11,22 +11,21 @@ namespace Blah
 		FileStream(const FilePath& path, FileMode mode);
 		FileStream(FileStream&& fs) noexcept;
 		FileStream& operator=(FileStream&& fs) noexcept;
-		~FileStream();
 
-		i64 length() const override;
+		size_t length() const override;
-		i64 position() const override;
+		size_t position() const override;
-		i64 seek(i64 seekTo) override;
+		size_t seek(size_t position) override;
 		bool is_open() const override;
 		bool is_readable() const override;
 		bool is_writable() const override;
 		void close() override;
 
 	protected:
-		i64 read_into(void* ptr, i64 length) override;
+		size_t read_into(void* ptr, size_t length) override;
-		i64 write_from(const void* ptr, i64 length) override;
+		size_t write_from(const void* ptr, size_t length) override;
 
 	private:
 		FileMode m_mode;
-		void*    m_handle;
+		FileRef m_file;
 	};
 }

include/blah/streams/memorystream.h

@@ -7,14 +7,14 @@ namespace Blah
 	{
 	public:
 		MemoryStream();
-		MemoryStream(char* data, i64 length);
+		MemoryStream(char* data, size_t length);
 		MemoryStream(MemoryStream&& ms) noexcept;
 		MemoryStream& operator=(MemoryStream&& ms) noexcept;
 		~MemoryStream() override { m_data = nullptr; m_length = m_position = 0; }
 
-		i64 length() const override { return m_length; }
+		size_t length() const override { return m_length; }
-		i64 position() const override { return m_position; }
+		size_t position() const override { return m_position; }
-		i64 seek(i64 seekTo) override { return m_position = (seekTo < 0 ? 0 : (seekTo > m_length ? m_length : seekTo)); }
+		size_t seek(size_t seekTo) override { return m_position = (seekTo < 0 ? 0 : (seekTo > m_length ? m_length : seekTo)); }
 		bool is_open() const override { return m_data != nullptr; }
 		bool is_readable() const override { return true; }
 		bool is_writable() const override { return true; }
@@ -24,12 +24,12 @@ namespace Blah
 		const char* data() const { return m_data; }
 
 	protected:
-		i64 read_into(void* ptr, i64 length) override;
+		size_t read_into(void* ptr, size_t length) override;
-		i64 write_from(const void* ptr, i64 length) override;
+		size_t write_from(const void* ptr, size_t length) override;
 
 	private:
 		char* m_data;
-		i64 m_length;
+		size_t m_length;
-		i64 m_position;
+		size_t m_position;
 	};
 }

include/blah/streams/stream.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include <blah/containers/str.h>
 #include <blah/streams/endian.h>
 #include <string.h>
@@ -16,13 +16,13 @@ namespace Blah
 		virtual ~Stream() = default;
 
 		// returns the length of the stream
-		virtual i64 length() const = 0;
+		virtual size_t length() const = 0;
 
 		// returns the position of the stream
-		virtual i64 position() const = 0;
+		virtual size_t position() const = 0;
 
 		// seeks the position of the stream
-		virtual i64 seek(i64 seek_to) = 0;
+		virtual size_t seek(size_t position) = 0;
 
 		// returns true of the stream is open
 		virtual bool is_open() const = 0;
@@ -37,10 +37,10 @@ namespace Blah
 		virtual void close() = 0;
 
 		// pipes the contents of this stream to another stream
-		i64 pipe(Stream& to, i64 length);
+		size_t pipe(Stream& to, size_t length);
 
 		// reads the amount of bytes into the given buffer, and returns the amount read
-		i64 read(void* buffer, i64 length) { return read_into(buffer, length); }
+		size_t read(void* buffer, size_t length) { return read_into(buffer, length); }
 
 		// reads a string. if length < 0, assumes null-terminated
 		String read_string(int length = -1);
@@ -67,21 +67,21 @@ namespace Blah
 		}
 
 		// writes the amount of bytes to the stream from the given buffer, and returns the amount written
-		i64 write(const void* buffer, i64 length);
+		size_t write(const void* buffer, size_t length);
 
 		// writes the contents of a string to the stream
-		i64 write(const String& string);
+		size_t write(const String& string);
 
 		// writes a number
 		template<typename T, typename = typename std::enable_if<std::is_arithmetic<T>::value, T>::type>
-		i64 write(const T& value)
+		size_t write(const T& value)
 		{
 			return write<T>(value, Endian::Little);
 		}
 
 		// writes a number
 		template<typename T, typename = typename std::enable_if<std::is_arithmetic<T>::value, T>::type>
-		i64 write(const T& value, Endian endian)
+		size_t write(const T& value, Endian endian)
 		{
 			T writing = value;
 
@@ -93,9 +93,9 @@ namespace Blah
 
 	protected:
 		// reads from the stream into the given buffer, and returns the number of bytes read
-		virtual i64 read_into(void* buffer, i64 length) = 0;
+		virtual size_t read_into(void* buffer, size_t length) = 0;
 
 		// writes from the stream from the given buffer, and returns the number of bytes written
-		virtual i64 write_from(const void* buffer, i64 length) = 0;
+		virtual size_t write_from(const void* buffer, size_t length) = 0;
 	};
 }

include/blah/time.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
 
 namespace Blah
 {
@@ -47,4 +47,16 @@ namespace Blah
 		// returns true between time intervals
 		static bool between_interval(float interval, float offset = 0);
 	};
+
+	class Stopwatch
+	{
+	public:
+		Stopwatch();
+		void reset();
+		u64 microseconds();
+		u64 milliseconds();
+
+	private:
+		u64 start_time;
+	};
 }

src/app.cpp

@@ -1,11 +1,11 @@
-#include <blah/core/app.h>
+#include <blah/app.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/core/time.h>
+#include <blah/time.h>
-#include <blah/math/point.h>
+#include <blah/numerics/point.h>
-#include <blah/graphics/framebuffer.h>
+#include <blah/graphics/target.h>
-#include "../internal/platform_backend.h"
+#include "internal/platform_backend.h"
-#include "../internal/graphics_backend.h"
+#include "internal/graphics_backend.h"
-#include "../internal/input_backend.h"
+#include "internal/input_backend.h"
 
 #ifdef __EMSCRIPTEN__
 #include <emscripten.h>
@@ -261,21 +261,20 @@ namespace
 {
 	// A dummy Frame Buffer that represents the Back Buffer
 	// it doesn't actually contain any textures or details.
-	class BackBuffer final : public FrameBuffer
+	class BackBuffer final : public Target
 	{
-		Attachments empty_attachments;
+		Attachments empty_textures;
-		TextureRef empty_texture;
 
-		Attachments& attachments() override
+		Attachments& textures() override
 		{
-			BLAH_ASSERT(false, "Backbuffer doesn't have any attachments");
+			BLAH_ASSERT(false, "Backbuffer doesn't have any textures");
-			return empty_attachments;
+			return empty_textures;
 		}
 
-		const Attachments& attachments() const override
+		const Attachments& textures() const override
 		{
-			BLAH_ASSERT(false, "Backbuffer doesn't have any attachments");
+			BLAH_ASSERT(false, "Backbuffer doesn't have any textures");
-			return empty_attachments;
+			return empty_textures;
 		}
 
 		int width() const override
@@ -296,4 +295,4 @@ namespace
 
 }
 
-extern const FrameBufferRef App::backbuffer = FrameBufferRef(new BackBuffer());
+extern const TargetRef App::backbuffer = TargetRef(new BackBuffer());

src/common.cpp

@@ -1,5 +1,5 @@
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/core/app.h>
+#include <blah/app.h>
 #include <stdarg.h> // for logging methods
 #include <stdio.h>  // for sprintf
 

src/filesystem.cpp

@@ -1,24 +1,24 @@
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 #include <blah/streams/filestream.h>
-#include "../internal/platform_backend.h"
+#include "internal/platform_backend.h"
 
 using namespace Blah;
 
+FileRef File::open(const FilePath& path, FileMode mode)
+{
+	return PlatformBackend::file_open(path.cstr(), mode);
+}
+
 bool File::exists(const FilePath& path)
 {
 	return PlatformBackend::file_exists(path.cstr());
 }
 
-bool File::remove(const FilePath& path)
+bool File::destroy(const FilePath& path)
 {
 	return PlatformBackend::file_delete(path.cstr());
 }
 
-FileStream File::open(const FilePath& path , FileMode mode)
-{
-	return FileStream(path, mode);
-}
-
 bool Directory::create(const FilePath& path)
 {
 	return PlatformBackend::dir_create(path.cstr());
@@ -29,7 +29,7 @@ bool Directory::exists(const FilePath& path)
 	return PlatformBackend::dir_exists(path.cstr());
 }
 
-bool Directory::remove(const FilePath& path)
+bool Directory::destroy(const FilePath& path)
 {
 	return PlatformBackend::dir_delete(path.cstr());
 }
@@ -56,11 +56,11 @@ void Directory::explore(const FilePath& path)
 FilePath Path::get_file_name(const FilePath& path)
 {
 	const char* cstr = path.cstr();
-	for (int n = path.length() - 2; n >= 0; n --)
+	auto length = path.length();
-		if (*(cstr + n) == '/')
+
-		{
+	for (auto n = length; n > 0; n--)
-			return FilePath(cstr + n + 1);
+		if (*(cstr + n - 1) == '/')
-		}
+			return FilePath(cstr + n);
 
 	return path;
 }
@@ -85,7 +85,7 @@ FilePath Path::get_directory_name(const FilePath& path)
 	FilePath directory = path;
 	while (directory.ends_with("/"))
 		directory = directory.substr(0, -1);
-	int last = directory.last_index_of('/');
+	auto last = directory.last_index_of('/');
 	if (last >= 0)
 		directory = directory.substr(0, last + 1);
 	return directory;
@@ -107,8 +107,8 @@ FilePath Path::normalize(const FilePath& path)
 {
 	FilePath normalized;
 
-	int len = path.length();
+	auto len = path.length();
-	for (int n = 0; n < len; n++)
+	for (auto n = 0; n < len; n++)
 	{
 		// normalize slashes
 		if (path[n] == '\\' || path[n] == '/')
@@ -120,16 +120,19 @@ FilePath Path::normalize(const FilePath& path)
 		else if (path[n] == '.' && n < len - 1 && path[n + 1] == '.')
 		{
 			// search backwards for last /
-			bool couldMoveUp = false;
+			bool could_move_up = false;
-			for (int k = normalized.length() - 2; k >= 0; k--)
+			if (normalized.length() > 0)
-				if (normalized[k] == '/')
 			{
-					normalized = normalized.substr(0, k);
+				for (auto k = normalized.length() - 1; k > 0; k--)
-					couldMoveUp = true;
+					if (normalized[k - 1] == '/')
+					{
+						normalized = normalized.substr(0, k - 1);
+						could_move_up = true;
 						break;
 					}
+			}
 
-			if (!couldMoveUp)
+			if (!could_move_up)
 				normalized.append('.');
 			else
 				n++;

src/graphics/batch.cpp

@@ -1,11 +1,11 @@
 #include <blah/graphics/batch.h>
 #include <blah/graphics/texture.h>
-#include <blah/graphics/framebuffer.h>
+#include <blah/graphics/target.h>
 #include <blah/graphics/mesh.h>
 #include <blah/graphics/shader.h>
 #include <blah/graphics/material.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
-#include <blah/core/app.h>
+#include <blah/app.h>
 #include <cmath>
 
 using namespace Blah;
@@ -185,7 +185,7 @@ namespace
 #define INSERT_BATCH() \
 do { \
 	m_batches.expand(); \
-	for (int i = m_batches.size() - 1; i > m_batch_insert; i --) \
+	for (auto i = m_batches.size() - 1; i > m_batch_insert; i --) \
 		m_batches[i] = std::move(m_batches[i - 1]); \
 	m_batches[m_batch_insert++] = m_batch; \
 	m_batch.offset += m_batch.elements; \
@@ -378,7 +378,7 @@ void Batch::set_sampler(const TextureSampler& sampler)
 	m_batch.sampler = sampler;
 }
 
-void Batch::render(const FrameBufferRef& target)
+void Batch::render(const TargetRef& target)
 {
 	Point size;
 	if (!target)
@@ -389,7 +389,7 @@ void Batch::render(const FrameBufferRef& target)
 	render(target, Mat4x4::create_ortho_offcenter(0, (float)size.x, (float)size.y, 0, 0.01f, 1000.0f));
 }
 
-void Batch::render(const FrameBufferRef& target, const Mat4x4& matrix)
+void Batch::render(const TargetRef& target, const Mat4x4& matrix)
 {
 	// nothing to draw
 	if ((m_batches.size() <= 0 && m_batch.elements <= 0) || m_indices.size() <= 0)

src/graphics/framebuffer.cpp

@@ -1,53 +0,0 @@
-#include <blah/graphics/framebuffer.h>
-#include "../internal/graphics_backend.h"
-
-using namespace Blah;
-
-FrameBufferRef FrameBuffer::create(int width, int height)
-{
-	return create(width, height, { TextureFormat::RGBA });
-}
-
-FrameBufferRef FrameBuffer::create(int width, int height, const AttachmentFormats& attachments)
-{
-	BLAH_ASSERT(width > 0 && height > 0, "FrameBuffer width and height must be larger than 0");
-	BLAH_ASSERT(attachments.size() > 0, "At least one attachment must be provided");
-
-	int color_count = 0;
-	int depth_count = 0;
-
-	for (int i = 0; i < attachments.size(); i++)
-	{
-		BLAH_ASSERT((int)attachments[i] > (int)TextureFormat::None && (int)attachments[i] < (int)TextureFormat::Count, "Invalid texture format");
-
-		if (attachments[i] == TextureFormat::DepthStencil)
-			depth_count++;
-		else
-			color_count++;
-	}
-
-	BLAH_ASSERT(depth_count <= 1, "FrameBuffer can only have 1 Depth/Stencil Texture");
-	BLAH_ASSERT(color_count <= Attachments::MaxCapacity - 1, "Exceeded maximum Color attachment count");
-
-	return GraphicsBackend::create_framebuffer(width, height, attachments.data(), attachments.size());
-}
-
-TextureRef& FrameBuffer::attachment(int index)
-{
-	return attachments()[index];
-}
-
-const TextureRef& FrameBuffer::attachment(int index) const
-{
-	return attachments()[index];
-}
-
-int FrameBuffer::width() const
-{
-	return attachments()[0]->width();
-}
-
-int FrameBuffer::height() const
-{
-	return attachments()[0]->height();
-}

src/graphics/material.cpp

@@ -1,5 +1,5 @@
 #include <blah/graphics/material.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include <cstring>
 
 using namespace Blah;
@@ -19,7 +19,7 @@ namespace
 		case UniformType::Mat3x2: components = 6; break;
 		case UniformType::Mat4x4: components = 16; break;
 		default:
-			BLAH_ERROR("Unespected Uniform Type");
+			BLAH_ASSERT(false, "Unespected Uniform Type");
 			break;
 		}
 

src/graphics/renderpass.cpp

@@ -1,5 +1,5 @@
 #include <blah/graphics/renderpass.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include "../internal/graphics_backend.h"
 
 using namespace Blah;
@@ -66,11 +66,7 @@ void RenderPass::perform()
 	}
 
 	// get the total drawable size
-	Vec2 draw_size;
+	auto draw_size = Vec2(pass.target->width(), pass.target->height());
-	if (!pass.target)
-		draw_size = Vec2(App::draw_width(), App::draw_height());
-	else
-		draw_size = Vec2(pass.target->width(), pass.target->height());
 
 	// Validate Viewport
 	if (!pass.has_viewport)

src/graphics/shader.cpp

@@ -1,5 +1,5 @@
 #include <blah/graphics/shader.h>
-#include <blah/core/app.h>
+#include <blah/app.h>
 #include "../internal/graphics_backend.h"
 
 using namespace Blah;
@@ -21,7 +21,8 @@ ShaderRef Shader::create(const ShaderData& data)
 		for (auto& it : uniforms)
 			if (it.type == UniformType::None)
 			{
-				BLAH_ERROR_FMT("Uniform '%s' has an invalid type!\n\tOnly Float/Float2/Float3/Float4/Mat3x2/Mat4x4/Texture are allowed!", it.name.cstr());
+				auto error = String::fmt("Uniform '%s' has an invalid type!\n\tOnly Float/Float2/Float3/Float4/Mat3x2/Mat4x4/Texture are allowed!", it.name.cstr());
+				BLAH_ASSERT(false, error.cstr());
 				return ShaderRef();
 			}
 
@@ -30,7 +31,8 @@ ShaderRef Shader::create(const ShaderData& data)
 			for (int j = i + 1; j < uniforms.size(); j ++)
 				if (uniforms[i].name == uniforms[j].name)
 				{
-					BLAH_ERROR_FMT("Shader Uniform names '%s' overlap! All Names must be unique.", uniforms[0].name.cstr());
+					auto error = String::fmt("Shader Uniform names '%s' overlap! All Names must be unique.", uniforms[0].name.cstr());
+					BLAH_ASSERT(false, error.cstr());
 					return ShaderRef();
 				}
 	}

src/graphics/spritefont.cpp

@@ -1,7 +1,7 @@
 #include <blah/graphics/spritefont.h>
 #include <blah/images/font.h>
 #include <blah/images/packer.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 
 using namespace Blah;
 
@@ -123,7 +123,7 @@ float SpriteFont::width_of_line(const String& text, int start) const
 	float width = 0;
 
 	Codepoint last = 0;
-	for (int i = start; i < text.length(); i ++)
+	for (auto i = start; i < text.length(); i ++)
 	{
 		if (text[i] == '\n')
 			return width;
@@ -139,7 +139,9 @@ float SpriteFont::width_of_line(const String& text, int start) const
 			width += get_kerning(last, next);
 
 		// move to thext utf8 character
-		i += text.utf8_length(i) - 1;
+		auto len = text.utf8_length(i);
+		if (len > 0)
+			i += len - 1;
 
 		last = next;
 	}
@@ -153,7 +155,7 @@ float SpriteFont::height_of(const String& text) const
 		return 0;
 
 	float height = line_height();
-	for (int i = 0; i < text.length(); i ++)
+	for (auto i = 0; i < text.length(); i ++)
 	{
 		if (text[i] == '\n')
 			height += line_height();

src/graphics/subtexture.cpp

@@ -1,5 +1,5 @@
 #include <blah/graphics/subtexture.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
 
 using namespace Blah;
 

src/graphics/target.cpp

@@ -0,0 +1,53 @@
+#include <blah/graphics/target.h>
+#include "../internal/graphics_backend.h"
+
+using namespace Blah;
+
+TargetRef Target::create(int width, int height)
+{
+	return create(width, height, { TextureFormat::RGBA });
+}
+
+TargetRef Target::create(int width, int height, const AttachmentFormats& textures)
+{
+	BLAH_ASSERT(width > 0 && height > 0, "Target width and height must be larger than 0");
+	BLAH_ASSERT(textures.size() > 0, "At least one texture must be provided");
+
+	int color_count = 0;
+	int depth_count = 0;
+
+	for (int i = 0; i < textures.size(); i++)
+	{
+		BLAH_ASSERT((int)textures[i] > (int)TextureFormat::None && (int)textures[i] < (int)TextureFormat::Count, "Invalid texture format");
+
+		if (textures[i] == TextureFormat::DepthStencil)
+			depth_count++;
+		else
+			color_count++;
+	}
+
+	BLAH_ASSERT(depth_count <= 1, "Target can only have 1 Depth/Stencil Texture");
+	BLAH_ASSERT(color_count <= Attachments::capacity - 1, "Exceeded maximum Color texture count");
+
+	return GraphicsBackend::create_target(width, height, textures.data(), textures.size());
+}
+
+TextureRef& Target::texture(int index)
+{
+	return textures()[index];
+}
+
+const TextureRef& Target::texture(int index) const
+{
+	return textures()[index];
+}
+
+int Target::width() const
+{
+	return textures()[0]->width();
+}
+
+int Target::height() const
+{
+	return textures()[0]->height();
+}

src/graphics/texture.cpp

@@ -1,7 +1,7 @@
 #include <blah/graphics/texture.h>
 #include <blah/images/image.h>
 #include <blah/streams/stream.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include "../internal/graphics_backend.h"
 
 using namespace Blah;

src/images/aseprite.cpp

@@ -1,8 +1,8 @@
 #include <blah/images/aseprite.h>
 #include <blah/streams/filestream.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
 
 #define STBI_NO_STDIO
 #define STBI_ONLY_ZLIB
@@ -81,7 +81,7 @@ void Aseprite::parse(Stream& stream)
 {
 	if (!stream.is_readable())
 	{
-		BLAH_ERROR("Stream is not readable");
+		BLAH_ASSERT(false, "Stream is not readable");
 		return;
 	}
 
@@ -96,7 +96,7 @@ void Aseprite::parse(Stream& stream)
 		auto magic = stream.read<u16>(Endian::Little);
 		if (magic != 0xA5E0)
 		{
-			BLAH_ERROR("File is not a valid Aseprite file");
+			BLAH_ASSERT(false, "File is not a valid Aseprite file");
 			return;
 		}
 
@@ -133,7 +133,7 @@ void Aseprite::parse(Stream& stream)
 			auto magic = stream.read<u16>(Endian::Little); // magic number
 			if (magic != 0xF1FA)
 			{
-				BLAH_ERROR("File is not a valid Aseprite file");
+				BLAH_ASSERT(false, "File is not a valid Aseprite file");
 				return;
 			}
 
@@ -247,7 +247,7 @@ void Aseprite::parse_cel(Stream& stream, int frameIndex, size_t maxPosition)
 
 			if (res < 0)
 			{
-				BLAH_ERROR("Unable to parse Aseprite file");
+				BLAH_ASSERT(false, "Unable to parse Aseprite file");
 				return;
 			}
 		}
@@ -460,6 +460,6 @@ void Aseprite::render_cel(Cel* cel, Frame* frame)
 	}
 	else
 	{
-		BLAH_ERROR("Aseprite blendmodes aren't implemented");
+		BLAH_ASSERT(false, "Aseprite blendmodes aren't implemented");
 	}
 }

src/images/font.cpp

@@ -1,7 +1,7 @@
 #include <blah/images/font.h>
 #include <blah/streams/filestream.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 
 using namespace Blah;
 
@@ -111,7 +111,7 @@ void Font::load(Stream& stream)
 
 	if (!stream.is_readable())
 	{
-		BLAH_ERROR("Unable to load a font as the Stream was not readable");
+		BLAH_ASSERT(false, "Unable to load a font as the Stream was not readable");
 		return;
 	}
 

src/images/image.cpp

@@ -1,7 +1,7 @@
 #include <blah/images/image.h>
 #include <blah/streams/stream.h>
 #include <blah/streams/filestream.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 
 using namespace Blah;
 
@@ -148,7 +148,7 @@ void Image::from_stream(Stream& stream)
 
 	if (!stream.is_readable())
 	{
-		BLAH_ERROR("Unable to load image as the Stream was not readable");
+		BLAH_ASSERT(false, "Unable to load image as the Stream was not readable");
 		return;
 	}
 
@@ -162,7 +162,7 @@ void Image::from_stream(Stream& stream)
 
 	if (data == nullptr)
 	{
-		BLAH_ERROR("Unable to load image as the Stream's data was not a valid image");
+		BLAH_ASSERT(false, "Unable to load image as the Stream's data was not a valid image");
 		return;
 	}
 

src/images/packer.cpp

@@ -1,5 +1,5 @@
 #include <blah/images/packer.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include <algorithm>
 #include <cstring>
 
@@ -169,7 +169,7 @@ void Packer::pack()
 		// make sure the largest isn't too large
 		if (sources[0]->packed.w + padding * 2 > max_size || sources[0]->packed.h + padding * 2 > max_size)
 		{
-			BLAH_ERROR("Source image is larger than max atlas size");
+			BLAH_ASSERT(false, "Source image is larger than max atlas size");
 			return;
 		}
 

src/input.cpp

@@ -0,0 +1,937 @@
+#include <blah/input.h>
+#include <blah/app.h>
+#include <blah/time.h>
+#include <blah/common.h>
+#include <blah/numerics/point.h>
+#include <blah/numerics/calc.h>
+#include "internal/input_backend.h"
+#include <cstring>
+
+using namespace Blah;
+
+namespace
+{
+	InputState g_last_state;
+	InputState g_curr_state;
+	InputState g_next_state;
+	InputState g_empty_state;
+	ControllerState g_empty_controller;
+	Vector<WeakRef<InputBinding>> g_bindings;
+	Vector<WeakRef<AxisBinding>> g_axes;
+	Vector<WeakRef<StickBinding>> g_sticks;
+}
+
+void InputBackend::init()
+{
+	g_empty_controller.name = "Disconnected";
+	for (int i = 0; i < Blah::Input::max_controllers; i++)
+		g_empty_state.controllers[i].name = g_empty_controller.name;
+
+	g_last_state = g_empty_state;
+	g_curr_state = g_empty_state;
+	g_next_state = g_empty_state;
+	g_bindings.dispose();
+	g_axes.dispose();
+	g_sticks.dispose();
+}
+
+void InputBackend::frame()
+{
+	// cycle states
+	g_last_state = g_curr_state;
+	g_curr_state = g_next_state;
+
+	// copy state, clear pressed / released values
+	{
+		for (int i = 0; i < Blah::Input::max_keyboard_keys; i++)
+		{
+			g_next_state.keyboard.pressed[i] = false;
+			g_next_state.keyboard.released[i] = false;
+		}
+
+		for (int i = 0; i < Blah::Input::max_mouse_buttons; i++)
+		{
+			g_next_state.mouse.pressed[i] = false;
+			g_next_state.mouse.released[i] = false;
+		}
+
+		g_next_state.mouse.wheel = Point::zero;
+		g_next_state.keyboard.text.clear();
+
+		for (int i = 0; i < Blah::Input::max_controllers; i++)
+		{
+			ControllerState* controller = &(g_next_state.controllers[i]);
+
+			if (!controller->is_connected)
+				controller->name = nullptr;
+
+			for (int j = 0; j < Blah::Input::max_controller_buttons; j++)
+			{
+				controller->pressed[j] = false;
+				controller->released[j] = false;
+			}
+		}
+	}
+
+	// update bindings
+
+	for (int i = 0; i < g_bindings.size(); i++)
+	{
+		if (g_bindings[i].use_count() <= 0)
+		{
+			g_bindings.erase(i);
+			i--;
+		}
+		else if (auto binding = g_bindings[i].lock())
+		{
+			binding->update();
+		}
+	}
+
+	for (int i = 0; i < g_axes.size(); i++)
+	{
+		if (g_axes[i].use_count() <= 0)
+		{
+			g_axes.erase(i);
+			i--;
+		}
+		else if (auto binding = g_axes[i].lock())
+		{
+			binding->update();
+		}
+	}
+
+	for (int i = 0; i < g_sticks.size(); i++)
+	{
+		if (g_sticks[i].use_count() <= 0)
+		{
+			g_sticks.erase(i);
+			i--;
+		}
+		else if (auto binding = g_sticks[i].lock())
+		{
+			binding->update();
+		}
+	}
+}
+
+void InputBackend::on_mouse_move(float x, float y)
+{
+	g_next_state.mouse.position.x = x;
+	g_next_state.mouse.position.y = y;
+
+	Point size = Point(App::width(), App::height());
+	Point draw = Point(App::draw_width(), App::draw_height());
+
+	g_next_state.mouse.draw_position.x = (x / (float)size.x) * draw.x;
+	g_next_state.mouse.draw_position.y = (y / (float)size.y) * draw.y;
+}
+
+void InputBackend::on_mouse_screen_move(float x, float y)
+{
+	g_next_state.mouse.screen_position.x = x;
+	g_next_state.mouse.screen_position.y = y;
+}
+
+void InputBackend::on_mouse_down(MouseButton button)
+{
+	int i = (int)button;
+	if (i >= 0 && i < Blah::Input::max_mouse_buttons)
+	{
+		g_next_state.mouse.down[i] = true;
+		g_next_state.mouse.pressed[i] = true;
+		g_next_state.mouse.timestamp[i] = Time::ticks;
+	}
+}
+
+void InputBackend::on_mouse_up(MouseButton button)
+{
+	int i = (int)button;
+	if (i >= 0 && i < Blah::Input::max_mouse_buttons)
+	{
+		g_next_state.mouse.down[i] = false;
+		g_next_state.mouse.released[i] = true;
+	}
+}
+
+void InputBackend::on_key_down(Key key)
+{
+	int i = (int)key;
+	if (i >= 0 && i < Blah::Input::max_keyboard_keys)
+	{
+		g_next_state.keyboard.down[i] = true;
+		g_next_state.keyboard.pressed[i] = true;
+		g_next_state.keyboard.timestamp[i] = Time::ticks;
+	}
+}
+
+void InputBackend::on_mouse_wheel(Point wheel)
+{
+	g_next_state.mouse.wheel = wheel;
+}
+
+void InputBackend::on_key_up(Key key)
+{
+	int i = (int)key;
+	if (i >= 0 && i < Blah::Input::max_keyboard_keys)
+	{
+		g_next_state.keyboard.down[i] = false;
+		g_next_state.keyboard.released[i] = true;
+	}
+}
+
+void InputBackend::on_text_utf8(const char* text)
+{
+	g_next_state.keyboard.text += text;
+}
+
+void InputBackend::on_controller_connect(int index, const char* name, int is_gamepad, int button_count, int axis_count, u16 vendor, u16 product, u16 version)
+{
+	if (index < Blah::Input::max_controllers)
+	{
+		ControllerState* controller = &(g_next_state.controllers[index]);
+		*controller = g_empty_controller;
+		controller->name = name;
+		controller->is_connected = true;
+		controller->is_gamepad = is_gamepad;
+		controller->button_count = button_count;
+		controller->axis_count = axis_count;
+		controller->vendor = vendor;
+		controller->product = product;
+		controller->version = version;
+	}
+}
+
+void InputBackend::on_controller_disconnect(int index)
+{
+	if (index < Blah::Input::max_controllers)
+		g_next_state.controllers[index] = g_empty_controller;
+}
+
+void InputBackend::on_button_down(int index, int button)
+{
+	if (index < Blah::Input::max_controllers &&
+		button < Blah::Input::max_controller_buttons &&
+		g_next_state.controllers[index].is_connected &&
+		button < g_next_state.controllers[index].button_count)
+	{
+		g_next_state.controllers[index].down[button] = true;
+		g_next_state.controllers[index].pressed[button] = true;
+		g_next_state.controllers[index].button_timestamp[button] = Time::ticks;
+	}
+}
+
+void InputBackend::on_button_up(int index, int button)
+{
+	if (index < Blah::Input::max_controllers &&
+		button < Blah::Input::max_controller_buttons &&
+		g_next_state.controllers[index].is_connected &&
+		button < g_next_state.controllers[index].button_count)
+	{
+		g_next_state.controllers[index].down[button] = false;
+		g_next_state.controllers[index].released[button] = true;
+	}
+}
+
+void InputBackend::on_axis_move(int index, int axis, float value)
+{
+	if (index < Blah::Input::max_controllers &&
+		axis < Blah::Input::max_controller_axis &&
+		g_next_state.controllers[index].is_connected &&
+		axis < g_next_state.controllers[index].axis_count)
+	{
+		g_next_state.controllers[index].axis[axis] = value;
+		g_next_state.controllers[index].axis_timestamp[axis] = Time::ticks;
+	}
+}
+
+const InputState* Input::state()
+{
+	return &g_curr_state;
+}
+
+const InputState* Input::last_state()
+{
+	return &g_last_state;
+}
+
+Vec2 Input::mouse()
+{
+	return g_curr_state.mouse.position;
+}
+
+
+Vec2 Input::mouse_draw()
+{
+	return Vec2(g_curr_state.mouse.draw_position);
+}
+
+Vec2 Input::mouse_screen()
+{
+	return Vec2(g_curr_state.mouse.screen_position);
+}
+
+bool Input::pressed(MouseButton button)
+{
+	int i = (int)button;
+	return i >= 0 && i < Blah::Input::max_mouse_buttons&& g_curr_state.mouse.pressed[i];
+}
+
+bool Input::down(MouseButton button)
+{
+	int i = (int)button;
+	return i >= 0 && i < Blah::Input::max_mouse_buttons&& g_curr_state.mouse.down[i];
+}
+
+bool Input::released(MouseButton button)
+{
+	int i = (int)button;
+	return i >= 0 && i < Blah::Input::max_mouse_buttons&& g_curr_state.mouse.released[i];
+}
+
+Point Input::mouse_wheel()
+{
+	return g_curr_state.mouse.wheel;
+}
+
+bool Input::pressed(Key key)
+{
+	int i = (int)key;
+	return i > 0 && i < Blah::Input::max_keyboard_keys&& g_curr_state.keyboard.pressed[i];
+}
+
+bool Input::down(Key key)
+{
+	int i = (int)key;
+	return i > 0 && i < Blah::Input::max_keyboard_keys&& g_curr_state.keyboard.down[i];
+}
+
+bool Input::released(Key key)
+{
+	int i = (int)key;
+	return i > 0 && i < Blah::Input::max_keyboard_keys&& g_curr_state.keyboard.released[i];
+}
+
+bool Input::ctrl()
+{
+	return down(Key::LeftControl) || down(Key::RightControl);
+}
+
+bool Input::shift()
+{
+	return down(Key::LeftShift) || down(Key::RightShift);
+}
+
+bool Input::alt()
+{
+	return down(Key::LeftAlt) || down(Key::RightAlt);
+}
+
+const char* Input::text()
+{
+	return g_curr_state.keyboard.text;
+}
+
+const ControllerState* Input::controller(int controllerIndex)
+{
+	if (controllerIndex >= Blah::Input::max_controllers)
+	{
+		Log::warn("Trying to access a out-of-range controller at %i", controllerIndex);
+		return &g_empty_controller;
+	}
+	else if (!g_curr_state.controllers[controllerIndex].is_connected)
+	{
+		return &g_empty_controller;
+	}
+	else
+	{
+		return &g_curr_state.controllers[controllerIndex];
+	}
+}
+
+bool Input::pressed(int controllerIndex, Button button)
+{
+	int i = (int)button;
+	if (controllerIndex < Blah::Input::max_controllers && i >= 0 && i < Blah::Input::max_controller_buttons)
+		return g_curr_state.controllers[controllerIndex].pressed[i];
+	return false;
+}
+
+bool Input::down(int controllerIndex, Button button)
+{
+	int i = (int)button;
+	if (controllerIndex < Blah::Input::max_controllers && i >= 0 && i < Blah::Input::max_controller_buttons)
+		return g_curr_state.controllers[controllerIndex].down[i];
+	return false;
+}
+
+bool Input::released(int controllerIndex, Button button)
+{
+	int i = (int)button;
+	if (controllerIndex < Blah::Input::max_controllers && i >= 0 && i < Blah::Input::max_controller_buttons)
+		return g_curr_state.controllers[controllerIndex].released[i];
+	return false;
+}
+
+float Input::axis_check(int controllerIndex, Axis axis)
+{
+	int i = (int)axis;
+	if (controllerIndex < Blah::Input::max_controllers && i >= 0 && i < Blah::Input::max_controller_axis)
+		return g_curr_state.controllers[controllerIndex].axis[i];
+	return 0;
+}
+
+int Input::axis_check(int fallback, Key negative, Key positive)
+{
+	if (Input::pressed(positive))
+		return 1;
+	else if (Input::pressed(negative))
+		return -1;
+	else
+	{
+		bool pos = Input::down(positive);
+		bool neg = Input::down(negative);
+
+		if (pos && neg)
+			return fallback;
+		else if (pos)
+			return 1;
+		else if (neg)
+			return -1;
+		else
+			return 0;
+	}
+}
+
+int Input::axis_check(int fallback, int controllerIndex, Button negative, Button positive)
+{
+	if (Input::pressed(controllerIndex, positive))
+		return 1;
+	else if (Input::pressed(controllerIndex, negative))
+		return -1;
+	else
+	{
+		bool pos = Input::down(controllerIndex, positive);
+		bool neg = Input::down(controllerIndex, negative);
+
+		if (pos && neg)
+			return fallback;
+		else if (pos)
+			return 1;
+		else if (neg)
+			return -1;
+		else
+			return 0;
+	}
+}
+
+const char* Input::name_of(Key key)
+{
+	switch (key)
+	{
+		#define DEFINE_KEY(name, value) case Key::name: return #name;
+		BLAH_KEY_DEFINITIONS
+		#undef DEFINE_KEY
+	}
+
+	return "Unknown";
+}
+
+const char* Input::name_of(Button button)
+{
+	switch (button)
+	{
+		#define DEFINE_BTN(name, value) case Button::name: return #name;
+		BLAH_BUTTON_DEFINITIONS
+		#undef DEFINE_BTN
+	}
+
+	return "Unknown";
+}
+
+InputBindingRef Input::register_binding(const InputBinding& binding)
+{
+	auto result = std::make_shared<InputBinding>(binding);
+	g_bindings.push_back(WeakRef<InputBinding>(result));
+	return result;
+}
+
+AxisBindingRef Input::register_binding(const AxisBinding& binding)
+{
+	auto result = std::make_shared<AxisBinding>(binding);
+	g_axes.push_back(WeakRef<AxisBinding>(result));
+	return result;
+}
+
+StickBindingRef Input::register_binding(const StickBinding& binding)
+{
+	auto result = std::make_shared<StickBinding>(binding);
+	g_sticks.push_back(WeakRef<StickBinding>(result));
+	return result;
+}
+
+
+InputBinding::TriggerBind::TriggerBind(Axis axis)
+	: axis(axis)
+{
+
+}
+
+InputBinding::TriggerBind::TriggerBind(int controller, Axis axis, float threshold, bool positive)
+	: controller(controller), axis(axis), threshold(threshold), positive(positive)
+{
+
+}
+
+bool InputBinding::TriggerBind::is_down(float axis_value) const
+{
+	if ((axis_value > 0 && positive) || (axis_value < 0 && !positive))
+	{
+		if (Calc::abs(axis_value) >= threshold)
+			return true;
+	}
+
+	return false;
+}
+
+InputBinding::ButtonBind::ButtonBind(Button button)
+	: button(button) {}
+
+InputBinding::ButtonBind::ButtonBind(int controller, Button button)
+	: controller(controller), button(button) {}
+
+bool InputBinding::pressed() const
+{
+	if (m_press_consumed)
+		return false;
+
+	if (m_last_press_time >= 0 && (Time::seconds - m_last_press_time) <= press_buffer)
+		return true;
+
+	return m_pressed;
+}
+
+bool InputBinding::released() const
+{
+	if (m_release_consumed)
+		return false;
+
+	if (m_last_release_time >= 0 && (Time::seconds - m_last_release_time) <= release_buffer)
+		return true;
+
+	return m_released;
+}
+
+bool InputBinding::down() const
+{
+	return m_down;
+}
+
+float InputBinding::value() const
+{
+	return m_value;
+}
+
+int InputBinding::sign() const
+{
+	return (int)Calc::sign(m_value);
+}
+
+double InputBinding::timestamp() const
+{
+	return m_last_timestamp;
+}
+
+void InputBinding::update()
+{
+	m_press_consumed = false;
+	m_release_consumed = false;
+
+	if (get_pressed())
+	{
+		m_last_timestamp = Time::seconds;
+		m_last_press_time = Time::seconds;
+		m_pressed = true;
+	}
+	else
+	{
+		m_pressed = false;
+	}
+
+	if (get_released())
+	{
+		m_last_release_time = Time::seconds;
+		m_released = true;
+	}
+	else
+	{
+		m_released = false;
+	}
+
+	m_down = get_down();
+	m_value = get_value();
+}
+
+void InputBinding::consume_press()
+{
+	m_press_consumed = true;
+	m_last_press_time = -1;
+}
+
+void InputBinding::consume_release()
+{
+	m_release_consumed = true;
+	m_last_release_time = -1;
+}
+
+InputBinding& InputBinding::add(Key key)
+{
+	keys.push_back(key);
+	return *this;
+}
+
+InputBinding& InputBinding::add(ButtonBind button)
+{
+	buttons.push_back(button);
+	return *this;
+}
+
+InputBinding& InputBinding::add(TriggerBind trigger)
+{
+	triggers.push_back(trigger);
+	return *this;
+}
+
+InputBinding& InputBinding::add(MouseButton button)
+{
+	mouse.push_back(button);
+	return *this;
+}
+
+InputBinding& InputBinding::add_left_trigger(int controller, float threshold)
+{
+	triggers.push_back(TriggerBind(controller, Axis::LeftTrigger, threshold, true));
+	return *this;
+}
+
+InputBinding& InputBinding::add_right_trigger(int controller, float threshold)
+{
+	triggers.push_back(TriggerBind(controller, Axis::RightTrigger, threshold, true));
+	return *this;
+}
+
+InputBinding& InputBinding::set_controller(int index)
+{
+	for (auto& it : buttons)
+		it.controller = index;
+	for (auto& it : triggers)
+		it.controller = index;
+
+	return *this;
+}
+
+void InputBinding::clear()
+{
+	keys.clear();
+	buttons.clear();
+	triggers.clear();
+	mouse.clear();
+}
+
+bool InputBinding::get_pressed() const
+{
+	for (auto& it : keys)
+		if (Input::pressed(it))
+			return true;
+
+	for (auto& it : mouse)
+		if (Input::pressed(it))
+			return true;
+
+	for (auto& it : buttons)
+		if (Input::pressed(it.controller, it.button))
+			return true;
+
+	for (auto& it : triggers)
+	{
+		if (it.controller < 0 || it.controller >= Input::max_controllers)
+			continue;
+
+		if ((int)it.axis < 0 || (int)it.axis >= Input::max_controller_axis)
+			continue;
+
+		if (it.is_down(Input::state()->controllers[it.controller].axis[(int)it.axis]) &&
+			!it.is_down(Input::last_state()->controllers[it.controller].axis[(int)it.axis]))
+			return true;
+	}
+
+	return false;
+}
+
+bool InputBinding::get_released() const
+{
+	for (auto& it : keys)
+		if (Input::released(it))
+			return true;
+
+	for (auto& it : mouse)
+		if (Input::released(it))
+			return true;
+
+	for (auto& it : buttons)
+		if (Input::released(it.controller, it.button))
+			return true;
+
+	for (auto& it : triggers)
+	{
+		if (it.controller < 0 || it.controller >= Input::max_controllers)
+			continue;
+
+		if ((int)it.axis < 0 || (int)it.axis >= Input::max_controller_axis)
+			continue;
+
+		if (!it.is_down(Input::state()->controllers[it.controller].axis[(int)it.axis]) &&
+			it.is_down(Input::last_state()->controllers[it.controller].axis[(int)it.axis]))
+			return true;
+	}
+
+	return false;
+}
+
+bool InputBinding::get_down() const
+{
+	for (auto& it : keys)
+		if (Input::down(it))
+			return true;
+
+	for (auto& it : mouse)
+		if (Input::down(it))
+			return true;
+
+	for (auto& it : buttons)
+		if (Input::down(it.controller, it.button))
+			return true;
+
+	for (auto& it : triggers)
+	{
+		if (it.controller < 0 || it.controller >= Input::max_controllers)
+			continue;
+
+		if ((int)it.axis < 0 || (int)it.axis >= Input::max_controller_axis)
+			continue;
+
+		if (it.is_down(Input::state()->controllers[it.controller].axis[(int)it.axis]))
+			return true;
+	}
+
+	return false;
+}
+
+float InputBinding::get_value() const
+{
+	for (auto& it : keys)
+		if (Input::down(it))
+			return 1.0f;
+
+	for (auto& it : mouse)
+		if (Input::down(it))
+			return 1.0f;
+
+	for (auto& it : buttons)
+		if (Input::down(it.controller, it.button))
+			return 1.0f;
+
+	float highest = 0;
+
+	for (auto& it : triggers)
+	{
+		if (it.controller < 0 || it.controller >= Input::max_controllers)
+			continue;
+
+		if ((int)it.axis < 0 || (int)it.axis >= Input::max_controller_axis)
+			continue;
+
+		float raw_value = Input::state()->controllers[it.controller].axis[(int)it.axis];
+
+		if (it.is_down(raw_value))
+		{
+			float mapped_value = Calc::clamped_map(Calc::abs(raw_value), it.threshold, 1.0f, 0.0f, 1.0f);
+			if (mapped_value > highest)
+				highest = mapped_value;
+		}
+	}
+
+	return highest;
+}
+
+float AxisBinding::value() const
+{
+	float neg = negative.value();
+	float pos = positive.value();
+
+	// neither are down
+	if (neg <= 0 && pos <= 0)
+		return 0;
+
+	// negative-only is down
+	if (neg > 0 && pos <= 0)
+		return -neg;
+
+	// positive-only is down
+	if (pos > 0 && neg <= 0)
+		return pos;
+
+	// both are down:
+
+	// overlap cancel out
+	if (overlap == Overlap::Cancel)
+		return 0;
+
+	// overlap takes older
+	if (overlap == Overlap::Older)
+	{
+		if (negative.timestamp() < positive.timestamp())
+			return -neg;
+		else
+			return pos;
+	}
+
+	// overlap takes newer
+	if (negative.timestamp() > positive.timestamp())
+		return -neg;
+	else
+		return pos;
+}
+
+int AxisBinding::sign() const
+{
+	return (int)Calc::sign(value());
+}
+
+void AxisBinding::update()
+{
+	negative.update();
+	positive.update();
+}
+
+void AxisBinding::consume_press()
+{
+	negative.consume_press();
+	positive.consume_press();
+}
+
+void AxisBinding::consume_release()
+{
+	negative.consume_release();
+	positive.consume_release();
+}
+
+AxisBinding& AxisBinding::add_left_stick_x(int controller, float threshold)
+{
+	negative.add(InputBinding::TriggerBind(controller, Axis::LeftX, threshold, false));
+	positive.add(InputBinding::TriggerBind(controller, Axis::LeftX, threshold, true));
+	return *this;
+}
+
+AxisBinding& AxisBinding::add_left_stick_y(int controller, float threshold)
+{
+	negative.add(InputBinding::TriggerBind(controller, Axis::LeftY, threshold, false));
+	positive.add(InputBinding::TriggerBind(controller, Axis::LeftY, threshold, true));
+	return *this;
+}
+
+AxisBinding& AxisBinding::add_right_stick_x(int controller, float threshold)
+{
+	negative.add(InputBinding::TriggerBind(controller, Axis::RightX, threshold, false));
+	positive.add(InputBinding::TriggerBind(controller, Axis::RightX, threshold, true));
+	return *this;
+}
+
+AxisBinding& AxisBinding::add_right_stick_y(int controller, float threshold)
+{
+	negative.add(InputBinding::TriggerBind(controller, Axis::RightY, threshold, false));
+	positive.add(InputBinding::TriggerBind(controller, Axis::RightY, threshold, true));
+	return *this;
+}
+
+AxisBinding& AxisBinding::set_controller(int index)
+{
+	negative.set_controller(index);
+	positive.set_controller(index);
+	return *this;
+}
+
+void AxisBinding::clear()
+{
+	negative.clear();
+	positive.clear();
+}
+
+Vec2 StickBinding::value() const
+{
+	Vec2 result = Vec2(x.value(), y.value());
+	if (round_threshold > 0 && result.length() < round_threshold)
+		return Vec2::zero;
+	return result;
+}
+
+Point StickBinding::sign() const
+{
+	Vec2 result = value();
+	return Point((int)Calc::sign(result.x), (int)Calc::sign(result.y));
+}
+
+void StickBinding::update()
+{
+	x.update();
+	y.update();
+}
+
+void StickBinding::consume_press()
+{
+	x.consume_press();
+	y.consume_press();
+}
+
+void StickBinding::consume_release()
+{
+	x.consume_release();
+	y.consume_release();
+}
+
+StickBinding& StickBinding::add_dpad(int controller)
+{
+	x.negative.add(InputBinding::ButtonBind(controller, Button::Left));
+	x.positive.add(InputBinding::ButtonBind(controller, Button::Right));
+	y.negative.add(InputBinding::ButtonBind(controller, Button::Up));
+	y.positive.add(InputBinding::ButtonBind(controller, Button::Down));
+	return *this;
+}
+
+StickBinding& StickBinding::add_left_stick(int controller, float threshold)
+{
+	x.add_left_stick_x(controller, threshold);
+	y.add_left_stick_y(controller, threshold);
+	return *this;
+}
+
+StickBinding& StickBinding::add_right_stick(int controller, float threshold)
+{
+	x.add_right_stick_x(controller, threshold);
+	y.add_right_stick_y(controller, threshold);
+	return *this;
+}
+
+StickBinding& StickBinding::set_controller(int index)
+{
+	x.set_controller(index);
+	y.set_controller(index);
+	return *this;
+}
+
+void StickBinding::clear()
+{
+	x.clear();
+	y.clear();
+}
+

src/input/binding.cpp

@@ -1,469 +0,0 @@
-#include <blah/input/binding.h>
-#include <blah/math/calc.h>
-#include <blah/core/time.h>
-
-using namespace Blah;
-
-Binding::TriggerBind::TriggerBind(Axis axis)
-	: axis(axis)
-{
-
-}
-
-Binding::TriggerBind::TriggerBind(int controller, Axis axis, float threshold, bool positive)
-	: controller(controller), axis(axis), threshold(threshold), positive(positive)
-{
-
-}
-
-bool Binding::TriggerBind::is_down(float axis_value) const
-{
-	if ((axis_value > 0 && positive) || (axis_value < 0 && !positive))
-	{
-		if (Calc::abs(axis_value) >= threshold)
-			return true;
-	}
-
-	return false;
-}
-
-Binding::ButtonBind::ButtonBind(Button button)
-	: button(button) {}
-
-Binding::ButtonBind::ButtonBind(int controller, Button button)
-	: controller(controller), button(button) {}
-
-bool Binding::pressed() const
-{
-	if (m_press_consumed)
-		return false;
-
-	if (m_last_press_time >= 0 && (Time::seconds - m_last_press_time) <= press_buffer)
-		return true;
-
-	return m_pressed;
-}
-
-bool Binding::released() const
-{
-	if (m_release_consumed)
-		return false;
-
-	if (m_last_release_time >= 0 && (Time::seconds - m_last_release_time) <= release_buffer)
-		return true;
-
-	return m_released;
-}
-
-bool Binding::down() const
-{
-	return m_down;
-}
-
-float Binding::value() const
-{
-	return m_value;
-}
-
-int Binding::sign() const
-{
-	return (int)Calc::sign(m_value);
-}
-
-double Binding::timestamp() const
-{
-	return m_last_timestamp;
-}
-
-void Binding::update()
-{
-	m_press_consumed = false;
-	m_release_consumed = false;
-
-	if (get_pressed())
-	{
-		m_last_timestamp = Time::seconds;
-		m_last_press_time = Time::seconds;
-		m_pressed = true;
-	}
-	else
-	{
-		m_pressed = false;
-	}
-
-	if (get_released())
-	{
-		m_last_release_time = Time::seconds;
-		m_released = true;
-	}
-	else
-	{
-		m_released = false;
-	}
-
-	m_down = get_down();
-	m_value = get_value();
-}
-
-void Binding::consume_press()
-{
-	m_press_consumed = true;
-	m_last_press_time = -1;
-}
-
-void Binding::consume_release()
-{
-	m_release_consumed = true;
-	m_last_release_time = -1;
-}
-
-Binding& Binding::add(Key key)
-{
-	keys.push_back(key);
-	return *this;
-}
-
-Binding& Binding::add(ButtonBind button)
-{
-	buttons.push_back(button);
-	return *this;
-}
-
-Binding& Binding::add(TriggerBind trigger)
-{
-	triggers.push_back(trigger);
-	return *this;
-}
-
-Binding& Binding::add(MouseButton button)
-{
-	mouse.push_back(button);
-	return *this;
-}
-
-Binding& Binding::add_left_trigger(int controller, float threshold)
-{
-	triggers.push_back(TriggerBind(controller, Axis::LeftTrigger, threshold, true));
-	return *this;
-}
-
-Binding& Binding::add_right_trigger(int controller, float threshold)
-{
-	triggers.push_back(TriggerBind(controller, Axis::RightTrigger, threshold, true));
-	return *this;
-}
-
-Binding& Binding::set_controller(int index)
-{
-	for (auto& it : buttons)
-		it.controller = index;
-	for (auto& it : triggers)
-		it.controller = index;
-
-	return *this;
-}
-
-void Binding::clear()
-{
-	keys.clear();
-	buttons.clear();
-	triggers.clear();
-	mouse.clear();
-}
-
-bool Binding::get_pressed() const
-{
-	for (auto& it : keys)
-		if (Input::pressed(it))
-			return true;
-
-	for (auto& it : mouse)
-		if (Input::pressed(it))
-			return true;
-
-	for (auto& it : buttons)
-		if (Input::pressed(it.controller, it.button))
-			return true;
-
-	for (auto& it : triggers)
-	{
-		if (it.controller < 0 || it.controller >= Input::max_controllers)
-			continue;
-
-		if ((int)it.axis < 0 || (int)it.axis >= Input::max_controller_axis)
-			continue;
-
-		if (it.is_down(Input::state()->controllers[it.controller].axis[(int)it.axis]) &&
-			!it.is_down(Input::last_state()->controllers[it.controller].axis[(int)it.axis]))
-			return true;
-	}
-
-	return false;
-}
-
-bool Binding::get_released() const
-{
-	for (auto& it : keys)
-		if (Input::released(it))
-			return true;
-
-	for (auto& it : mouse)
-		if (Input::released(it))
-			return true;
-
-	for (auto& it : buttons)
-		if (Input::released(it.controller, it.button))
-			return true;
-
-	for (auto& it : triggers)
-	{
-		if (it.controller < 0 || it.controller >= Input::max_controllers)
-			continue;
-
-		if ((int)it.axis < 0 || (int)it.axis >= Input::max_controller_axis)
-			continue;
-
-		if (!it.is_down(Input::state()->controllers[it.controller].axis[(int)it.axis]) &&
-			it.is_down(Input::last_state()->controllers[it.controller].axis[(int)it.axis]))
-			return true;
-	}
-
-	return false;
-}
-
-bool Binding::get_down() const
-{
-	for (auto& it : keys)
-		if (Input::down(it))
-			return true;
-
-	for (auto& it : mouse)
-		if (Input::down(it))
-			return true;
-
-	for (auto& it : buttons)
-		if (Input::down(it.controller, it.button))
-			return true;
-
-	for (auto& it : triggers)
-	{
-		if (it.controller < 0 || it.controller >= Input::max_controllers)
-			continue;
-
-		if ((int)it.axis < 0 || (int)it.axis >= Input::max_controller_axis)
-			continue;
-
-		if (it.is_down(Input::state()->controllers[it.controller].axis[(int)it.axis]))
-			return true;
-	}
-
-	return false;
-}
-
-float Binding::get_value() const
-{
-	for (auto& it : keys)
-		if (Input::down(it))
-			return 1.0f;
-
-	for (auto& it : mouse)
-		if (Input::down(it))
-			return 1.0f;
-
-	for (auto& it : buttons)
-		if (Input::down(it.controller, it.button))
-			return 1.0f;
-
-	float highest = 0;
-
-	for (auto& it : triggers)
-	{
-		if (it.controller < 0 || it.controller >= Input::max_controllers)
-			continue;
-
-		if ((int)it.axis < 0 || (int)it.axis >= Input::max_controller_axis)
-			continue;
-
-		float raw_value = Input::state()->controllers[it.controller].axis[(int)it.axis];
-
-		if (it.is_down(raw_value))
-		{
-			float mapped_value = Calc::clamped_map(Calc::abs(raw_value), it.threshold, 1.0f, 0.0f, 1.0f);
-			if (mapped_value > highest)
-				highest = mapped_value;
-		}
-	}
-
-	return highest;
-}
-
-float AxisBinding::value() const
-{
-	float neg = negative.value();
-	float pos = positive.value();
-
-	// neither are down
-	if (neg <= 0 && pos <= 0)
-		return 0;
-
-	// negative-only is down
-	if (neg > 0 && pos <= 0)
-		return -neg;
-
-	// positive-only is down
-	if (pos > 0 && neg <= 0)
-		return pos;
-
-	// both are down:
-
-	// overlap cancel out
-	if (overlap == Overlap::Cancel)
-		return 0;
-
-	// overlap takes older
-	if (overlap == Overlap::Older)
-	{
-		if (negative.timestamp() < positive.timestamp())
-			return -neg;
-		else
-			return pos;
-	}
-
-	// overlap takes newer
-	if (negative.timestamp() > positive.timestamp())
-		return -neg;
-	else
-		return pos;
-}
-
-int AxisBinding::sign() const
-{
-	return (int)Calc::sign(value());
-}
-
-void AxisBinding::update()
-{
-	negative.update();
-	positive.update();
-}
-
-void AxisBinding::consume_press()
-{
-	negative.consume_press();
-	positive.consume_press();
-}
-
-void AxisBinding::consume_release()
-{
-	negative.consume_release();
-	positive.consume_release();
-}
-
-AxisBinding& AxisBinding::add_left_stick_x(int controller, float threshold)
-{
-	negative.add(Binding::TriggerBind(controller, Axis::LeftX, threshold, false));
-	positive.add(Binding::TriggerBind(controller, Axis::LeftX, threshold, true));
-	return *this;
-}
-
-AxisBinding& AxisBinding::add_left_stick_y(int controller, float threshold)
-{
-	negative.add(Binding::TriggerBind(controller, Axis::LeftY, threshold, false));
-	positive.add(Binding::TriggerBind(controller, Axis::LeftY, threshold, true));
-	return *this;
-}
-
-AxisBinding& AxisBinding::add_right_stick_x(int controller, float threshold)
-{
-	negative.add(Binding::TriggerBind(controller, Axis::RightX, threshold, false));
-	positive.add(Binding::TriggerBind(controller, Axis::RightX, threshold, true));
-	return *this;
-}
-
-AxisBinding& AxisBinding::add_right_stick_y(int controller, float threshold)
-{
-	negative.add(Binding::TriggerBind(controller, Axis::RightY, threshold, false));
-	positive.add(Binding::TriggerBind(controller, Axis::RightY, threshold, true));
-	return *this;
-}
-
-AxisBinding& AxisBinding::set_controller(int index)
-{
-	negative.set_controller(index);
-	positive.set_controller(index);
-	return *this;
-}
-
-void AxisBinding::clear()
-{
-	negative.clear();
-	positive.clear();
-}
-
-Vec2 StickBinding::value() const
-{
-	Vec2 result = Vec2(x.value(), y.value());
-	if (round_threshold > 0 && result.length() < round_threshold)
-		return Vec2::zero;
-	return result;
-}
-
-Point StickBinding::sign() const
-{
-	Vec2 result = value();
-	return Point((int)Calc::sign(result.x), (int)Calc::sign(result.y));
-}
-
-void StickBinding::update()
-{
-	x.update();
-	y.update();
-}
-
-void StickBinding::consume_press()
-{
-	x.consume_press();
-	y.consume_press();
-}
-
-void StickBinding::consume_release()
-{
-	x.consume_release();
-	y.consume_release();
-}
-
-StickBinding& StickBinding::add_dpad(int controller)
-{
-	x.negative.add(Binding::ButtonBind(controller, Button::Left));
-	x.positive.add(Binding::ButtonBind(controller, Button::Right));
-	y.negative.add(Binding::ButtonBind(controller, Button::Up));
-	y.positive.add(Binding::ButtonBind(controller, Button::Down));
-	return *this;
-}
-
-StickBinding& StickBinding::add_left_stick(int controller, float threshold)
-{
-	x.add_left_stick_x(controller, threshold);
-	y.add_left_stick_y(controller, threshold);
-	return *this;
-}
-
-StickBinding& StickBinding::add_right_stick(int controller, float threshold)
-{
-	x.add_right_stick_x(controller, threshold);
-	y.add_right_stick_y(controller, threshold);
-	return *this;
-}
-
-StickBinding& StickBinding::set_controller(int index)
-{
-	x.set_controller(index);
-	y.set_controller(index);
-	return *this;
-}
-
-void StickBinding::clear()
-{
-	x.clear();
-	y.clear();
-}

src/input/binding_registry.cpp

@@ -1,70 +0,0 @@
-#include <blah/input/binding_registry.h>
-
-using namespace Blah;
-
-Vector<std::weak_ptr<Binding>> BindingRegistry::bindings;
-Vector<std::weak_ptr<AxisBinding>> BindingRegistry::axes;
-Vector<std::weak_ptr<StickBinding>> BindingRegistry::sticks;
-
-BindingRef BindingRegistry::register_binding(const Binding& binding)
-{
-	auto result = std::make_shared<Binding>(binding);
-	bindings.push_back(std::weak_ptr<Binding>(result));
-	return result;
-}
-
-AxisBindingRef BindingRegistry::register_axis(const AxisBinding& binding)
-{
-	auto result = std::make_shared<AxisBinding>(binding);
-	axes.push_back(std::weak_ptr<AxisBinding>(result));
-	return result;
-}
-
-StickBindingRef BindingRegistry::register_stick(const StickBinding& binding)
-{
-	auto result = std::make_shared<StickBinding>(binding);
-	sticks.push_back(std::weak_ptr<StickBinding>(result));
-	return result;
-}
-
-void BindingRegistry::update()
-{
-	for (int i = 0; i < bindings.size(); i++)
-	{
-		if (bindings[i].use_count() <= 0)
-		{
-			bindings.erase(i);
-			i--;
-		}
-		else if (auto binding = bindings[i].lock())
-		{
-			binding->update();
-		}
-	}
-
-	for (int i = 0; i < axes.size(); i++)
-	{
-		if (axes[i].use_count() <= 0)
-		{
-			axes.erase(i);
-			i--;
-		}
-		else if (auto binding = axes[i].lock())
-		{
-			binding->update();
-		}
-	}
-
-	for (int i = 0; i < sticks.size(); i++)
-	{
-		if (sticks[i].use_count() <= 0)
-		{
-			sticks.erase(i);
-			i--;
-		}
-		else if (auto binding = sticks[i].lock())
-		{
-			binding->update();
-		}
-	}
-}

src/input/input.cpp

@@ -1,406 +0,0 @@
-#include <blah/input/input.h>
-#include <blah/input/binding_registry.h>
-#include <blah/core/app.h>
-#include <blah/core/time.h>
-#include <blah/core/common.h>
-#include <blah/math/point.h>
-#include "../internal/input_backend.h"
-#include <cstring>
-
-using namespace Blah;
-
-namespace
-{
-	InputState g_last_state;
-	InputState g_curr_state;
-	InputState g_next_state;
-	InputState g_empty_state;
-	ControllerState g_empty_controller;
-}
-
-void InputBackend::init()
-{
-	g_empty_controller.name = "Disconnected";
-	for (int i = 0; i < Blah::Input::max_controllers; i++)
-		g_empty_state.controllers[i].name = g_empty_controller.name;
-
-	g_last_state = g_empty_state;
-	g_curr_state = g_empty_state;
-	g_next_state = g_empty_state;
-}
-
-void InputBackend::frame()
-{
-	// cycle states
-	g_last_state = g_curr_state;
-	g_curr_state = g_next_state;
-
-	// copy state, clear pressed / released values
-	{
-		for (int i = 0; i < Blah::Input::max_keyboard_keys; i++)
-		{
-			g_next_state.keyboard.pressed[i] = false;
-			g_next_state.keyboard.released[i] = false;
-		}
-
-		for (int i = 0; i < Blah::Input::max_mouse_buttons; i++)
-		{
-			g_next_state.mouse.pressed[i] = false;
-			g_next_state.mouse.released[i] = false;
-		}
-
-		g_next_state.mouse.wheel = Point::zero;
-		g_next_state.keyboard.text.clear();
-
-		for (int i = 0; i < Blah::Input::max_controllers; i++)
-		{
-			ControllerState* controller = &(g_next_state.controllers[i]);
-
-			if (!controller->is_connected)
-				controller->name = nullptr;
-
-			for (int j = 0; j < Blah::Input::max_controller_buttons; j++)
-			{
-				controller->pressed[j] = false;
-				controller->released[j] = false;
-			}
-		}
-	}
-
-	// update bindings
-	BindingRegistry::update();
-}
-
-void InputBackend::on_mouse_move(float x, float y)
-{
-	g_next_state.mouse.position.x = x;
-	g_next_state.mouse.position.y = y;
-
-	Point size = Point(App::width(), App::height());
-	Point draw = Point(App::draw_width(), App::draw_height());
-
-	g_next_state.mouse.draw_position.x = (x / (float)size.x) * draw.x;
-	g_next_state.mouse.draw_position.y = (y / (float)size.y) * draw.y;
-}
-
-void InputBackend::on_mouse_screen_move(float x, float y)
-{
-	g_next_state.mouse.screen_position.x = x;
-	g_next_state.mouse.screen_position.y = y;
-}
-
-void InputBackend::on_mouse_down(MouseButton button)
-{
-	int i = (int)button;
-	if (i >= 0 && i < Blah::Input::max_mouse_buttons)
-	{
-		g_next_state.mouse.down[i] = true;
-		g_next_state.mouse.pressed[i] = true;
-		g_next_state.mouse.timestamp[i] = Time::ticks;
-	}
-}
-
-void InputBackend::on_mouse_up(MouseButton button)
-{
-	int i = (int)button;
-	if (i >= 0 && i < Blah::Input::max_mouse_buttons)
-	{
-		g_next_state.mouse.down[i] = false;
-		g_next_state.mouse.released[i] = true;
-	}
-}
-
-void InputBackend::on_key_down(Key key)
-{
-	int i = (int)key;
-	if (i >= 0 && i < Blah::Input::max_keyboard_keys)
-	{
-		g_next_state.keyboard.down[i] = true;
-		g_next_state.keyboard.pressed[i] = true;
-		g_next_state.keyboard.timestamp[i] = Time::ticks;
-	}
-}
-
-void InputBackend::on_mouse_wheel(Point wheel)
-{
-	g_next_state.mouse.wheel = wheel;
-}
-
-void InputBackend::on_key_up(Key key)
-{
-	int i = (int)key;
-	if (i >= 0 && i < Blah::Input::max_keyboard_keys)
-	{
-		g_next_state.keyboard.down[i] = false;
-		g_next_state.keyboard.released[i] = true;
-	}
-}
-
-void InputBackend::on_text_utf8(const char* text)
-{
-	g_next_state.keyboard.text += text;
-}
-
-void InputBackend::on_controller_connect(int index, const char* name, int is_gamepad, int button_count, int axis_count, u16 vendor, u16 product, u16 version)
-{
-	if (index < Blah::Input::max_controllers)
-	{
-		ControllerState* controller = &(g_next_state.controllers[index]);
-		*controller = g_empty_controller;
-		controller->name = name;
-		controller->is_connected = true;
-		controller->is_gamepad = is_gamepad;
-		controller->button_count = button_count;
-		controller->axis_count = axis_count;
-		controller->vendor = vendor;
-		controller->product = product;
-		controller->version = version;
-	}
-}
-
-void InputBackend::on_controller_disconnect(int index)
-{
-	if (index < Blah::Input::max_controllers)
-		g_next_state.controllers[index] = g_empty_controller;
-}
-
-void InputBackend::on_button_down(int index, int button)
-{
-	if (index < Blah::Input::max_controllers &&
-		button < Blah::Input::max_controller_buttons &&
-		g_next_state.controllers[index].is_connected &&
-		button < g_next_state.controllers[index].button_count)
-	{
-		g_next_state.controllers[index].down[button] = true;
-		g_next_state.controllers[index].pressed[button] = true;
-		g_next_state.controllers[index].button_timestamp[button] = Time::ticks;
-	}
-}
-
-void InputBackend::on_button_up(int index, int button)
-{
-	if (index < Blah::Input::max_controllers &&
-		button < Blah::Input::max_controller_buttons &&
-		g_next_state.controllers[index].is_connected &&
-		button < g_next_state.controllers[index].button_count)
-	{
-		g_next_state.controllers[index].down[button] = false;
-		g_next_state.controllers[index].released[button] = true;
-	}
-}
-
-void InputBackend::on_axis_move(int index, int axis, float value)
-{
-	if (index < Blah::Input::max_controllers &&
-		axis < Blah::Input::max_controller_axis &&
-		g_next_state.controllers[index].is_connected &&
-		axis < g_next_state.controllers[index].axis_count)
-	{
-		g_next_state.controllers[index].axis[axis] = value;
-		g_next_state.controllers[index].axis_timestamp[axis] = Time::ticks;
-	}
-}
-
-const InputState* Input::state()
-{
-	return &g_curr_state;
-}
-
-const InputState* Input::last_state()
-{
-	return &g_last_state;
-}
-
-Vec2 Input::mouse()
-{
-	return g_curr_state.mouse.position;
-}
-
-
-Vec2 Input::mouse_draw()
-{
-	return Vec2(g_curr_state.mouse.draw_position);
-}
-
-Vec2 Input::mouse_screen()
-{
-	return Vec2(g_curr_state.mouse.screen_position);
-}
-
-bool Input::pressed(MouseButton button)
-{
-	int i = (int)button;
-	return i >= 0 && i < Blah::Input::max_mouse_buttons&& g_curr_state.mouse.pressed[i];
-}
-
-bool Input::down(MouseButton button)
-{
-	int i = (int)button;
-	return i >= 0 && i < Blah::Input::max_mouse_buttons&& g_curr_state.mouse.down[i];
-}
-
-bool Input::released(MouseButton button)
-{
-	int i = (int)button;
-	return i >= 0 && i < Blah::Input::max_mouse_buttons&& g_curr_state.mouse.released[i];
-}
-
-Point Input::mouse_wheel()
-{
-	return g_curr_state.mouse.wheel;
-}
-
-bool Input::pressed(Key key)
-{
-	int i = (int)key;
-	return i > 0 && i < Blah::Input::max_keyboard_keys&& g_curr_state.keyboard.pressed[i];
-}
-
-bool Input::down(Key key)
-{
-	int i = (int)key;
-	return i > 0 && i < Blah::Input::max_keyboard_keys&& g_curr_state.keyboard.down[i];
-}
-
-bool Input::released(Key key)
-{
-	int i = (int)key;
-	return i > 0 && i < Blah::Input::max_keyboard_keys&& g_curr_state.keyboard.released[i];
-}
-
-bool Input::ctrl()
-{
-	return down(Key::LeftControl) || down(Key::RightControl);
-}
-
-bool Input::shift()
-{
-	return down(Key::LeftShift) || down(Key::RightShift);
-}
-
-bool Input::alt()
-{
-	return down(Key::LeftAlt) || down(Key::RightAlt);
-}
-
-const char* Input::text()
-{
-	return g_curr_state.keyboard.text;
-}
-
-const ControllerState* Input::controller(int controllerIndex)
-{
-	if (controllerIndex >= Blah::Input::max_controllers)
-	{
-		Log::warn("Trying to access a out-of-range controller at %i", controllerIndex);
-		return &g_empty_controller;
-	}
-	else if (!g_curr_state.controllers[controllerIndex].is_connected)
-	{
-		return &g_empty_controller;
-	}
-	else
-	{
-		return &g_curr_state.controllers[controllerIndex];
-	}
-}
-
-bool Input::pressed(int controllerIndex, Button button)
-{
-	int i = (int)button;
-	if (controllerIndex < Blah::Input::max_controllers && i >= 0 && i < Blah::Input::max_controller_buttons)
-		return g_curr_state.controllers[controllerIndex].pressed[i];
-	return false;
-}
-
-bool Input::down(int controllerIndex, Button button)
-{
-	int i = (int)button;
-	if (controllerIndex < Blah::Input::max_controllers && i >= 0 && i < Blah::Input::max_controller_buttons)
-		return g_curr_state.controllers[controllerIndex].down[i];
-	return false;
-}
-
-bool Input::released(int controllerIndex, Button button)
-{
-	int i = (int)button;
-	if (controllerIndex < Blah::Input::max_controllers && i >= 0 && i < Blah::Input::max_controller_buttons)
-		return g_curr_state.controllers[controllerIndex].released[i];
-	return false;
-}
-
-float Input::axis_check(int controllerIndex, Axis axis)
-{
-	int i = (int)axis;
-	if (controllerIndex < Blah::Input::max_controllers && i >= 0 && i < Blah::Input::max_controller_axis)
-		return g_curr_state.controllers[controllerIndex].axis[i];
-	return 0;
-}
-
-int Input::axis_check(int fallback, Key negative, Key positive)
-{
-	if (Input::pressed(positive))
-		return 1;
-	else if (Input::pressed(negative))
-		return -1;
-	else
-	{
-		bool pos = Input::down(positive);
-		bool neg = Input::down(negative);
-
-		if (pos && neg)
-			return fallback;
-		else if (pos)
-			return 1;
-		else if (neg)
-			return -1;
-		else
-			return 0;
-	}
-}
-
-int Input::axis_check(int fallback, int controllerIndex, Button negative, Button positive)
-{
-	if (Input::pressed(controllerIndex, positive))
-		return 1;
-	else if (Input::pressed(controllerIndex, negative))
-		return -1;
-	else
-	{
-		bool pos = Input::down(controllerIndex, positive);
-		bool neg = Input::down(controllerIndex, negative);
-
-		if (pos && neg)
-			return fallback;
-		else if (pos)
-			return 1;
-		else if (neg)
-			return -1;
-		else
-			return 0;
-	}
-}
-
-const char* Input::name_of(Key key)
-{
-	switch (key)
-	{
-		#define DEFINE_KEY(name, value) case Key::name: return #name;
-		BLAH_KEY_DEFINITIONS
-		#undef DEFINE_KEY
-	}
-
-	return "Unknown";
-}
-
-const char* Input::name_of(Button button)
-{
-	switch (button)
-	{
-		#define DEFINE_BTN(name, value) case Button::name: return #name;
-		BLAH_BUTTON_DEFINITIONS
-		#undef DEFINE_BTN
-	}
-
-	return "Unknown";
-}

src/internal/graphics_backend.h

@@ -1,12 +1,12 @@
 #pragma once
-#include <blah/core/app.h>
+#include <blah/app.h>
 #include <blah/graphics/renderpass.h>
 #include <blah/graphics/texture.h>
-#include <blah/graphics/framebuffer.h>
+#include <blah/graphics/target.h>
 #include <blah/graphics/shader.h>
 #include <blah/graphics/mesh.h>
 #include <blah/graphics/material.h>
-#include <blah/math/color.h>
+#include <blah/numerics/color.h>
 
 namespace Blah
 {
@@ -45,9 +45,9 @@ namespace Blah
 		// if the Texture is invalid, this should return an empty reference.
 		TextureRef create_texture(int width, int height, TextureFormat format);
 
-		// Creates a new FrameBuffer.
+		// Creates a new Target.
-		// if the FrameBuffer is invalid, this should return an empty reference.
+		// if the Target is invalid, this should return an empty reference.
-		FrameBufferRef create_framebuffer(int width, int height, const TextureFormat* attachments, int attachment_count);
+		TargetRef create_target(int width, int height, const TextureFormat* attachments, int attachment_count);
 
 		// Creates a new Shader.
 		// if the Shader is invalid, this should return an empty reference.

src/internal/graphics_backend_d3d11.cpp

@@ -5,7 +5,7 @@
 
 #include "../internal/graphics_backend.h"
 #include "../internal/platform_backend.h"
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include <cstdio>
 #include <cstring>
 #include <cstddef>
@@ -252,7 +252,7 @@ namespace Blah
 				hr = state.device->CreateTexture2D(&desc, NULL, &staging);
 				if (!SUCCEEDED(hr))
 				{
-					BLAH_ERROR("Failed to create staging texture to get data");
+					BLAH_ASSERT(false, "Failed to create staging texture to get data");
 					return;
 				}
 			}
@@ -270,7 +270,7 @@ namespace Blah
 
 			if (!SUCCEEDED(hr))
 			{
-				BLAH_ERROR("Failed to get texture data");
+				BLAH_ASSERT(false, "Failed to get texture data");
 				return;
 			}
 
@@ -285,16 +285,16 @@ namespace Blah
 
 	};
 
-	class D3D11_FrameBuffer : public FrameBuffer
+	class D3D11_Target : public Target
 	{
 	private:
 		Attachments m_attachments;
 
 	public:
-		StackVector<ID3D11RenderTargetView*, Attachments::MaxCapacity - 1> color_views;
+		StackVector<ID3D11RenderTargetView*, Attachments::capacity - 1> color_views;
 		ID3D11DepthStencilView* depth_view = nullptr;
 
-		D3D11_FrameBuffer(int width, int height, const TextureFormat* attachments, int attachment_count)
+		D3D11_Target(int width, int height, const TextureFormat* attachments, int attachment_count)
 		{
 			for (int i = 0; i < attachment_count; i++)
 			{
@@ -315,19 +315,19 @@ namespace Blah
 			}
 		}
 
-		~D3D11_FrameBuffer()
+		~D3D11_Target()
 		{
 			for (auto& it : color_views)
 				it->Release();
 			color_views.clear();
 		}
 
-		Attachments& attachments() override
+		Attachments& textures() override
 		{
 			return m_attachments;
 		}
 
-		const Attachments& attachments() const override
+		const Attachments& textures() const override
 		{
 			return m_attachments;
 		}
@@ -841,9 +841,9 @@ namespace Blah
 		return TextureRef();
 	}
 
-	FrameBufferRef GraphicsBackend::create_framebuffer(int width, int height, const TextureFormat* attachments, int attachment_count)
+	TargetRef GraphicsBackend::create_target(int width, int height, const TextureFormat* attachments, int attachment_count)
 	{
-		return FrameBufferRef(new D3D11_FrameBuffer(width, height, attachments, attachment_count));
+		return TargetRef(new D3D11_Target(width, height, attachments, attachment_count));
 	}
 
 	ShaderRef GraphicsBackend::create_shader(const ShaderData* data)
@@ -876,7 +876,7 @@ namespace Blah
 			}
 			else
 			{
-				auto target = (D3D11_FrameBuffer*)(pass.target.get());
+				auto target = (D3D11_Target*)(pass.target.get());
 				ctx->OMSetRenderTargets(target->color_views.size(), target->color_views.begin(), target->depth_view);
 			}
 

src/internal/graphics_backend_dummy.cpp

@@ -2,7 +2,7 @@
 
 #include "../internal/graphics_backend.h"
 #include "../internal/platform_backend.h"
-#include <blah/core/common.h>
+#include <blah/common.h>
 
 namespace Blah
 {
@@ -56,14 +56,14 @@ namespace Blah
 
 	};
 
-	class Dummy_FrameBuffer : public FrameBuffer
+	class Dummy_Target : public Target
 	{
 	private:
 		Attachments m_attachments;
 
 	public:
 
-		Dummy_FrameBuffer(int width, int height, const TextureFormat* attachments, int attachmentCount)
+		Dummy_Target(int width, int height, const TextureFormat* attachments, int attachmentCount)
 		{
 			for (int i = 0; i < attachmentCount; i++)
 			{
@@ -73,12 +73,12 @@ namespace Blah
 			}
 		}
 
-		virtual Attachments& attachments() override
+		virtual Attachments& textures() override
 		{
 			return m_attachments;
 		}
 
-		virtual const Attachments& attachments() const override
+		virtual const Attachments& textures() const override
 		{
 			return m_attachments;
 		}
@@ -186,9 +186,9 @@ namespace Blah
 		return TextureRef(new Dummy_Texture(width, height, format, false));
 	}
 
-	FrameBufferRef GraphicsBackend::create_framebuffer(int width, int height, const TextureFormat* attachments, int attachmentCount)
+	TargetRef GraphicsBackend::create_target(int width, int height, const TextureFormat* attachments, int attachmentCount)
 	{
-		return FrameBufferRef(new Dummy_FrameBuffer(width, height, attachments, attachmentCount));
+		return TargetRef(new Dummy_Target(width, height, attachments, attachmentCount));
 	}
 
 	ShaderRef GraphicsBackend::create_shader(const ShaderData* data)

src/internal/input_backend.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <blah/input/input.h>
+#include <blah/input.h>
 
 namespace Blah
 {

src/internal/platform_backend.h

@@ -1,6 +1,6 @@
 #pragma once
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
 #include <blah/containers/vector.h>
 
 namespace Blah
@@ -66,6 +66,9 @@ namespace Blah
 		// Returns the absolute path to the user directory where save data and settings should be stored
 		const char* user_path();
 
+		// Opens a file and sets the handle, or returns an empty handle if it fails
+		FileRef file_open(const char* path, FileMode mode);
+
 		// Returns true if a file with the given path exists
 		bool file_exists(const char* path);
 
@@ -87,27 +90,6 @@ namespace Blah
 		// opens a directory in the OS file explorer / finder
 		void dir_explore(const char* path);
 
-		// Opens a file and sets the handle. returns true if the file was successfully opened
-		bool file_open(const char* path, FileHandle* handle, FileMode mode);
-
-		// Returns the length of the file
-		i64 file_length(FileHandle file);
-
-		// Returns the Position of the file
-		i64 file_position(FileHandle file);
-
-		// Seeks the Position of the file and returns the new position from the start of the file
-		i64 file_seek(FileHandle file, i64 seekTo);
-
-		// Reads a specific number of elements of a given size from the file into ptr
-		i64 file_read(FileHandle file, void* ptr, i64 size);
-
-		// Writes a specific number of elements of the given size from ptr to the file
-		i64 file_write(FileHandle file, const void* ptr, i64 size);
-
-		// Closes a file
-		void file_close(FileHandle file);
-
 		// OpenGL Methods
 		void* gl_get_func(const char* name);
 		void* gl_context_create();

src/internal/platform_backend_sdl2.cpp

@@ -3,11 +3,11 @@
 #include "../internal/platform_backend.h"
 #include "../internal/input_backend.h"
 #include "../internal/graphics_backend.h"
-#include <blah/input/input.h>
+#include <blah/input.h>
-#include <blah/core/app.h>
+#include <blah/app.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/core/time.h>
+#include <blah/time.h>
 
 #include <SDL.h>
 
@@ -30,7 +30,7 @@ namespace fs = std::filesystem;
 
 using namespace Blah;
 
-namespace
+namespace Blah
 {
 	SDL_Window* window = nullptr;
 	SDL_Joystick* joysticks[Blah::Input::max_controllers];
@@ -70,15 +70,58 @@ namespace
 		}
 		return -1;
 	}
-}
 
-bool PlatformBackend::init(const Config* config)
+	// Custom File class
-{
+	class Blah_SDL2_File : public File
+	{
+	private:
+		SDL_RWops* m_handle;
+
+	public:
+		Blah_SDL2_File(SDL_RWops* handle)
+		{
+			m_handle = handle;
+		}
+
+		~Blah_SDL2_File()
+		{
+			if (m_handle)
+				SDL_RWclose(m_handle);
+		}
+
+		size_t length() override
+		{
+			return SDL_RWsize(m_handle);
+		}
+
+		size_t position() override
+		{
+			return SDL_RWtell(m_handle);
+		}
+
+		size_t seek(size_t position) override
+		{
+			return SDL_RWseek(m_handle, position, RW_SEEK_SET);
+		}
+
+		size_t read(unsigned char* buffer, size_t length) override
+		{
+			return SDL_RWread(m_handle, buffer, sizeof(char), length);
+		}
+
+		size_t write(const unsigned char* buffer, size_t length) override
+		{
+			return SDL_RWwrite(m_handle, buffer, sizeof(char), length);
+		}
+	};
+
+	bool PlatformBackend::init(const Config* config)
+	{
 		// Required to call this for Windows
 		// I'm not sure why SDL2 doesn't do this on Windows automatically?
-#if _WIN32
+	#if _WIN32
 		SetProcessDPIAware();
-#endif
+	#endif
 
 		// TODO:
 		// control this via some kind of config flag
@@ -104,10 +147,10 @@ bool PlatformBackend::init(const Config* config)
 		{
 			flags |= SDL_WINDOW_OPENGL;
 
-#ifdef __EMSCRIPTEN__
+	#ifdef __EMSCRIPTEN__
 			SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
 			SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
-#else
+	#else
 			SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
 			SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
 			SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
@@ -120,7 +163,7 @@ bool PlatformBackend::init(const Config* config)
 			SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
 			SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
 			SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 4);
-#endif
+	#endif
 		}
 		// enable DirectX
 		else if (App::renderer() == Renderer::D3D11)
@@ -138,7 +181,7 @@ bool PlatformBackend::init(const Config* config)
 
 		// Scale Window to monitor for High DPI displays
 		// Other platforms do this automatically ... Windows we need to explitely do so
-#if _WIN32
+	#if _WIN32
 		{
 			// find the display index
 			int display = SDL_GetWindowDisplayIndex(window);
@@ -157,28 +200,28 @@ bool PlatformBackend::init(const Config* config)
 				}
 			}
 		}
-#endif
+	#endif
 
 		// set window properties
 		SDL_SetWindowResizable(window, SDL_TRUE);
 		SDL_SetWindowMinimumSize(window, 256, 256);
 
 		return true;
-}
+	}
 
-void PlatformBackend::ready()
+	void PlatformBackend::ready()
-{
+	{
-#ifndef __EMSCRIPTEN__
+	#ifndef __EMSCRIPTEN__
 		// enable V-Sync
 		// TODO:
 		// This should be a toggle or controllable in some way
 		if (App::renderer() == Renderer::OpenGL)
 			SDL_GL_SetSwapInterval(1);
-#endif
+	#endif
-}
+	}
 
-void PlatformBackend::shutdown()
+	void PlatformBackend::shutdown()
-{
+	{
 		if (window != nullptr)
 			SDL_DestroyWindow(window);
 		window = nullptr;
@@ -191,20 +234,20 @@ void PlatformBackend::shutdown()
 			SDL_free(userPath);
 
 		SDL_Quit();
-}
+	}
 
-u64 PlatformBackend::ticks()
+	u64 PlatformBackend::ticks()
-{
+	{
 		auto counter = SDL_GetPerformanceCounter();
 		auto per_second = (double)SDL_GetPerformanceFrequency();
 		return (u64)(counter * (Time::ticks_per_second / per_second));
-}
+	}
 
-// Macro defined by X11 conflicts with MouseButton enum
+	// Macro defined by X11 conflicts with MouseButton enum
-#undef None
+	#undef None
 
-void PlatformBackend::frame()
+	void PlatformBackend::frame()
-{
+	{
 		// update the mouse every frame
 		{
 			int winX, winY, x, y;
@@ -398,16 +441,16 @@ void PlatformBackend::frame()
 				}
 			}
 		}
-}
+	}
 
-void PlatformBackend::sleep(int milliseconds)
+	void PlatformBackend::sleep(int milliseconds)
-{
+	{
 		if (milliseconds >= 0)
 			SDL_Delay((u32)milliseconds);
-}
+	}
 
-void PlatformBackend::present()
+	void PlatformBackend::present()
-{
+	{
 		if (App::renderer() == Renderer::OpenGL)
 		{
 			SDL_GL_SwapWindow(window);
@@ -420,48 +463,48 @@ void PlatformBackend::present()
 			SDL_ShowWindow(window);
 			displayed = true;
 		}
-}
+	}
 
-const char* PlatformBackend::get_title()
+	const char* PlatformBackend::get_title()
-{
+	{
 		return nullptr;
-}
+	}
 
-void PlatformBackend::set_title(const char* title)
+	void PlatformBackend::set_title(const char* title)
-{
+	{
 		SDL_SetWindowTitle(window, title);
-}
+	}
 
-void PlatformBackend::get_position(int* x, int* y)
+	void PlatformBackend::get_position(int* x, int* y)
-{
+	{
 		SDL_GetWindowPosition(window, x, y);
-}
+	}
 
-void PlatformBackend::set_position(int x, int y)
+	void PlatformBackend::set_position(int x, int y)
-{
+	{
 		SDL_SetWindowPosition(window, x, y);
-}
+	}
 
-void PlatformBackend::set_fullscreen(bool enabled)
+	void PlatformBackend::set_fullscreen(bool enabled)
-{
+	{
 		if (enabled)
 			SDL_SetWindowFullscreen(window, SDL_WINDOW_FULLSCREEN_DESKTOP);
 		else
 			SDL_SetWindowFullscreen(window, 0);
-}
+	}
 
-void PlatformBackend::get_size(int* width, int* height)
+	void PlatformBackend::get_size(int* width, int* height)
-{
+	{
 		SDL_GetWindowSize(window, width, height);
-}
+	}
 
-void PlatformBackend::set_size(int width, int height)
+	void PlatformBackend::set_size(int width, int height)
-{
+	{
 		SDL_SetWindowSize(window, width, height);
-}
+	}
 
-void PlatformBackend::get_draw_size(int* width, int* height)
+	void PlatformBackend::get_draw_size(int* width, int* height)
-{
+	{
 		if (App::renderer() == Renderer::OpenGL)
 		{
 			SDL_GL_GetDrawableSize(window, width, height);
@@ -470,22 +513,22 @@ void PlatformBackend::get_draw_size(int* width, int* height)
 		{
 			SDL_GetWindowSize(window, width, height);
 		}
-}
+	}
 
-float PlatformBackend::get_content_scale()
+	float PlatformBackend::get_content_scale()
-{
+	{
 		// TODO:
 		// This is incorrect! but for some reason the scale
 		// is HUGE if I use the Display DPI on macOS :/
-#if __APPLE__
+	#if __APPLE__
 		return 2.0f;
-#endif
+	#endif
 
-#if _WIN32
+	#if _WIN32
 		float hidpiRes = 96;
-#else
+	#else
 		float hidpiRes = 72;
-#endif
+	#endif
 
 		int index = SDL_GetWindowDisplayIndex(window);
 		if (index < 0)
@@ -496,19 +539,19 @@ float PlatformBackend::get_content_scale()
 			Log::error(SDL_GetError());
 
 		return (ddpi / hidpiRes);
-}
+	}
 
-// FILE IO
+	// FILE IO
 
-const char* PlatformBackend::app_path()
+	const char* PlatformBackend::app_path()
-{
+	{
 		if (basePath == nullptr)
 			basePath = SDL_GetBasePath();
 		return basePath;
-}
+	}
 
-const char* PlatformBackend::user_path()
+	const char* PlatformBackend::user_path()
-{
+	{
 		if (userPath == nullptr)
 		{
 			const Config* config = App::config();
@@ -516,40 +559,40 @@ const char* PlatformBackend::user_path()
 		}
 
 		return userPath;
-}
+	}
 
-// Windows File System methods
+	// Windows File System methods
-#if _WIN32
+	#if _WIN32
 
-bool PlatformBackend::file_exists(const char* path)
+	bool PlatformBackend::file_exists(const char* path)
-{
+	{
 		return fs::is_regular_file(path);
-}
+	}
 
-bool PlatformBackend::file_delete(const char* path)
+	bool PlatformBackend::file_delete(const char* path)
-{
+	{
 		return fs::remove(path);
-}
+	}
 
-bool PlatformBackend::dir_create(const char* path)
+	bool PlatformBackend::dir_create(const char* path)
-{
+	{
 		std::error_code error;
 		return fs::create_directories(path, error);
-}
+	}
 
-bool PlatformBackend::dir_exists(const char* path)
+	bool PlatformBackend::dir_exists(const char* path)
-{
+	{
 		return fs::is_directory(path);
-}
+	}
 
-bool PlatformBackend::dir_delete(const char* path)
+	bool PlatformBackend::dir_delete(const char* path)
-{
+	{
-	BLAH_ERROR("not implemented");
+		BLAH_ASSERT(false, "not implemented");
 		return false;
-}
+	}
 
-void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bool recursive)
+	void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bool recursive)
-{
+	{
 		if (fs::is_directory(path))
 		{
 			if (recursive)
@@ -563,30 +606,30 @@ void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bo
 					list.emplace_back(p.path().string().c_str());
 			}
 		}
-}
+	}
 
-void PlatformBackend::dir_explore(const char* path)
+	void PlatformBackend::dir_explore(const char* path)
-{
+	{
 		ShellExecute(NULL, "open", path, NULL, NULL, SW_SHOWDEFAULT);
-}
+	}
 
-// Non-Windows File System Methods
+	// Non-Windows File System Methods
-#else
+	#else
 
-bool PlatformBackend::file_exists(const char* path)
+	bool PlatformBackend::file_exists(const char* path)
-{
+	{
 		struct stat buffer;
 		return (stat(path, &buffer) == 0) && S_ISREG(buffer.st_mode);
-}
+	}
 
-bool PlatformBackend::file_delete(const char* path)
+	bool PlatformBackend::file_delete(const char* path)
-{
+	{
-	BLAH_ERROR("not implemented");
+		BLAH_ASSERT(false, "not implemented");
 		return false;
-}
+	}
 
-bool PlatformBackend::dir_create(const char* path)
+	bool PlatformBackend::dir_create(const char* path)
-{
+	{
 		char tmp[265];
 		char* p = NULL;
 		size_t len;
@@ -602,22 +645,22 @@ bool PlatformBackend::dir_create(const char* path)
 				*p = '/';
 			}
 		return mkdir(tmp, S_IRWXU) == 0;
-}
+	}
 
-bool PlatformBackend::dir_exists(const char* path)
+	bool PlatformBackend::dir_exists(const char* path)
-{
+	{
 		struct stat buffer;
 		return (stat(path, &buffer) == 0) && S_ISDIR(buffer.st_mode);
-}
+	}
 
-bool PlatformBackend::dir_delete(const char* path)
+	bool PlatformBackend::dir_delete(const char* path)
-{
+	{
-	BLAH_ERROR("not implemented");
+		BLAH_ASSERT(false, "not implemented");
 		return false;
-}
+	}
 
-void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bool recursive)
+	void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bool recursive)
-{
+	{
 		DIR* dirp = opendir(path);
 		if (dirp != NULL)
 		{
@@ -637,17 +680,17 @@ void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bo
 			}
 			closedir(dirp);
 		}
-}
+	}
 
-void PlatformBackend::dir_explore(const char* path)
+	void PlatformBackend::dir_explore(const char* path)
-{
+	{
-	BLAH_ERROR("'dir_explore' Not Implemented");
+		BLAH_ASSERT(false, "'dir_explore' Not Implemented");
-}
+	}
 
-#endif
+	#endif
 
-bool PlatformBackend::file_open(const char* path, PlatformBackend::FileHandle* handle, FileMode mode)
+	FileRef PlatformBackend::file_open(const char* path, FileMode mode)
-{
+	{
 		const char* sdl_mode = "";
 
 		switch (mode)
@@ -667,74 +710,47 @@ bool PlatformBackend::file_open(const char* path, PlatformBackend::FileHandle* h
 		}
 
 		auto ptr = SDL_RWFromFile(path, sdl_mode);
-	*handle = (PlatformBackend::FileHandle)ptr;
+		if (!ptr)
-	return ptr != nullptr;
+			return FileRef();
-}
 
-i64 PlatformBackend::file_length(PlatformBackend::FileHandle stream)
+		return FileRef(new Blah_SDL2_File(ptr));
-{
+	}
-	return SDL_RWsize((SDL_RWops*)stream);
-}
 
-i64 PlatformBackend::file_position(PlatformBackend::FileHandle stream)
+	void* PlatformBackend::gl_get_func(const char* name)
-{
+	{
-	return SDL_RWtell((SDL_RWops*)stream);
-}
-
-i64 PlatformBackend::file_seek(PlatformBackend::FileHandle stream, i64 seekTo)
-{
-	return SDL_RWseek((SDL_RWops*)stream, seekTo, RW_SEEK_SET);
-}
-
-i64 PlatformBackend::file_read(PlatformBackend::FileHandle stream, void* ptr, i64 length)
-{
-	return SDL_RWread((SDL_RWops*)stream, ptr, sizeof(char), length);
-}
-
-i64 PlatformBackend::file_write(PlatformBackend::FileHandle stream, const void* ptr, i64 length)
-{
-	return SDL_RWwrite((SDL_RWops*)stream, ptr, sizeof(char), length);
-}
-
-void PlatformBackend::file_close(PlatformBackend::FileHandle stream)
-{
-	if (stream != nullptr)
-		SDL_RWclose((SDL_RWops*)stream);
-}
-
-void* PlatformBackend::gl_get_func(const char* name)
-{
 		return SDL_GL_GetProcAddress(name);
-}
+	}
 
-void* PlatformBackend::gl_context_create()
+	void* PlatformBackend::gl_context_create()
-{
+	{
 		void* pointer = SDL_GL_CreateContext(window);
 		if (pointer == nullptr)
 			Log::error("SDL_GL_CreateContext failed: %s", SDL_GetError());
 		return pointer;
-}
+	}
 
-void PlatformBackend::gl_context_make_current(void* context)
+	void PlatformBackend::gl_context_make_current(void* context)
-{
+	{
 		SDL_GL_MakeCurrent(window, context);
-}
+	}
 
-void PlatformBackend::gl_context_destroy(void* context)
+	void PlatformBackend::gl_context_destroy(void* context)
-{
+	{
 		SDL_GL_DeleteContext(context);
-}
+	}
 
-void* PlatformBackend::d3d11_get_hwnd()
+	void* PlatformBackend::d3d11_get_hwnd()
-{
+	{
-#if _WIN32
+	#if _WIN32
 		SDL_SysWMinfo info;
 		SDL_VERSION(&info.version);
 		SDL_GetWindowWMInfo(window, &info);
 		return info.info.win.window;
-#else
+	#else
 		return nullptr;
-#endif
+	#endif
+	}
+
 }
 
 #endif // BLAH_PLATFORM_SDL2

src/internal/platform_backend_win32.cpp

@@ -9,12 +9,11 @@
 #include "../internal/platform_backend.h"
 #include "../internal/input_backend.h"
 #include "../internal/graphics_backend.h"
-#include <blah/input/input.h>
+#include <blah/input.h>
-#include <blah/core/app.h>
+#include <blah/app.h>
-#include <blah/core/filesystem.h>
+#include <blah/filesystem.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
-#include <blah/core/time.h>
+#include <blah/time.h>
-#include <blah/math/stopwatch.h>
 
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
@@ -27,7 +26,7 @@
 using namespace Blah;
 namespace fs = std::filesystem;
 
-namespace
+namespace Blah
 {
 	// Primary Window
 	HWND g_hwnd;
@@ -50,13 +49,116 @@ namespace
 	// fullscreen state
 	RECT g_windowed_position;
 	bool g_fullscreen = false;
-}
 
-Key blah_scancode_to_key(WPARAM wParam, LPARAM lParam);
+	// Converts Windows scancode to Blah key
-LRESULT CALLBACK blah_window_procedure(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
+	Key scancode_to_key(WPARAM wParam, LPARAM lParam);
 
-bool PlatformBackend::init(const Config* config)
+	// Main Windows Procedure callback
-{
+	LRESULT CALLBACK window_procedure(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
+
+	// Custom File class
+	class Blah_Win32_File : public File
+	{
+	private:
+		HANDLE m_handle;
+
+	public:
+		Blah_Win32_File(HANDLE handle)
+		{
+			m_handle = handle;
+		}
+
+		~Blah_Win32_File()
+		{
+			CloseHandle(m_handle);
+		}
+
+		size_t length() override
+		{
+			// Todo: cache this value? not sure how performant it is
+
+			LARGE_INTEGER file_size;
+			if (GetFileSizeEx(m_handle, &file_size))
+				return file_size.QuadPart;
+
+			return 0;
+		}
+
+		size_t position() override
+		{
+			LARGE_INTEGER move;
+			LARGE_INTEGER result;
+
+			move.QuadPart = 0;
+			result.QuadPart = 0;
+
+			SetFilePointerEx(m_handle, move, &result, FILE_CURRENT);
+
+			return result.QuadPart;
+		}
+
+		size_t seek(size_t position) override
+		{
+			LARGE_INTEGER move;
+			LARGE_INTEGER result;
+
+			move.QuadPart = position;
+			result.QuadPart = 0;
+
+			SetFilePointerEx(m_handle, move, &result, FILE_BEGIN);
+
+			return result.QuadPart;
+		}
+
+		size_t read(unsigned char* buffer, size_t length) override
+		{
+			static const DWORD read_step = 65536;
+
+			size_t read = 0;
+
+			while (read < length)
+			{
+				DWORD to_read = read_step;
+				if (to_read > length - read)
+					to_read = (DWORD)(length - read);
+
+				DWORD moved = 0;
+				if (ReadFile(m_handle, buffer + read, to_read, &moved, NULL))
+					read += moved;
+
+				if (moved < to_read)
+					break;
+			}
+
+			return read;
+		}
+
+		size_t write(const unsigned char* buffer, size_t length) override
+		{
+			static const DWORD write_step = 65536;
+
+			size_t written = 0;
+
+			while (written < length)
+			{
+				DWORD to_write = write_step;
+				if (to_write > length - written)
+					to_write = (DWORD)(length - written);
+
+				DWORD moved = 0;
+				if (WriteFile(m_handle, buffer + written, to_write, &moved, NULL))
+					written += moved;
+
+				if (moved < to_write)
+					break;
+			}
+
+			return written;
+		}
+	};
+
+	bool PlatformBackend::init(const Config* config)
+	{
 		// Required to call this for Windows
 		SetProcessDPIAware();
 
@@ -68,7 +170,7 @@ bool PlatformBackend::init(const Config* config)
 		wc.lpfnWndProc = DefWindowProc;
 		wc.lpszClassName = "BLAH WINDOW";
 		wc.hInstance = hInstance;
-	wc.lpfnWndProc = blah_window_procedure;
+		wc.lpfnWndProc = window_procedure;
 		wc.hCursor = LoadCursor(NULL, IDC_ARROW);
 		wc.hIcon = NULL;
 		wc.lpszMenuName = NULL;
@@ -101,7 +203,7 @@ bool PlatformBackend::init(const Config* config)
 			}
 
 			// Get the Windows GL functions we need
-		g_wglGetProcAddress = (void*(WINAPI*) (const char*))GetProcAddress(g_opengl_dll, "wglGetProcAddress");
+			g_wglGetProcAddress = (void* (WINAPI*)(const char*))GetProcAddress(g_opengl_dll, "wglGetProcAddress");
 			g_wglCreateContext = (HGLRC(WINAPI*) (HDC))GetProcAddress(g_opengl_dll, "wglCreateContext");
 			g_wglDeleteContext = (BOOL(WINAPI*) (HGLRC))GetProcAddress(g_opengl_dll, "wglDeleteContext");
 			g_wglMakeCurrent = (BOOL(WINAPI*) (HDC, HGLRC))GetProcAddress(g_opengl_dll, "wglMakeCurrent");
@@ -179,10 +281,10 @@ bool PlatformBackend::init(const Config* config)
 
 		// Finished Platform Setup
 		return true;
-}
+	}
 
-void PlatformBackend::ready()
+	void PlatformBackend::ready()
-{
+	{
 		// Setup Window Size
 		{
 			auto scale = get_content_scale();
@@ -193,24 +295,24 @@ void PlatformBackend::ready()
 
 		// Display the game window
 		ShowWindow(g_hwnd, SW_SHOW);
-}
+	}
 
-void PlatformBackend::shutdown()
+	void PlatformBackend::shutdown()
-{
+	{
 		DestroyWindow(g_hwnd);
-}
+	}
 
-u64 PlatformBackend::ticks()
+	u64 PlatformBackend::ticks()
-{
+	{
 		// Todo:
 		// This should account for whatever Time::ticks_per_second is set to
 
 		auto now = std::chrono::system_clock::now().time_since_epoch();
 		return std::chrono::duration_cast<std::chrono::microseconds>(now - g_start_time).count();
-}
+	}
 
-LRESULT CALLBACK blah_window_procedure(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
+	LRESULT CALLBACK window_procedure(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
-{
+	{
 		switch (msg)
 		{
 		case WM_CLOSE:
@@ -278,7 +380,7 @@ LRESULT CALLBACK blah_window_procedure(HWND hwnd, UINT msg, WPARAM wParam, LPARA
 			auto is_repeat = ((lParam & (1 << 30)) >> 30) == 1;
 			if (!is_repeat)
 			{
-			auto key = blah_scancode_to_key(wParam, lParam);
+				auto key = scancode_to_key(wParam, lParam);
 				if (key != Key::Unknown)
 					InputBackend::on_key_down(key);
 			}
@@ -288,7 +390,7 @@ LRESULT CALLBACK blah_window_procedure(HWND hwnd, UINT msg, WPARAM wParam, LPARA
 		case WM_KEYUP:
 		case WM_SYSKEYUP:
 		{
-		auto key = blah_scancode_to_key(wParam, lParam);
+			auto key = scancode_to_key(wParam, lParam);
 			if (key != Key::Unknown)
 				InputBackend::on_key_up(key);
 			return 0;
@@ -296,10 +398,10 @@ LRESULT CALLBACK blah_window_procedure(HWND hwnd, UINT msg, WPARAM wParam, LPARA
 		}
 
 		return DefWindowProc(hwnd, msg, wParam, lParam);
-}
+	}
 
-void PlatformBackend::frame()
+	void PlatformBackend::frame()
-{
+	{
 		// Catch & Dispatch Window Messages
 		MSG msg;
 		while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
@@ -307,52 +409,52 @@ void PlatformBackend::frame()
 			TranslateMessage(&msg);
 			DispatchMessage(&msg);
 		}
-}
+	}
 
-void PlatformBackend::sleep(int milliseconds)
+	void PlatformBackend::sleep(int milliseconds)
-{
+	{
 		if (milliseconds > 0)
 			Sleep(milliseconds);
-}
+	}
 
-void PlatformBackend::present()
+	void PlatformBackend::present()
-{
+	{
 		if (App::renderer() == Renderer::OpenGL)
 		{
 			HDC hdc = GetDC(g_hwnd);
 			SwapBuffers(hdc);
 		}
-}
+	}
 
-const char* PlatformBackend::get_title()
+	const char* PlatformBackend::get_title()
-{
+	{
 		return nullptr;
-}
+	}
 
-void PlatformBackend::set_title(const char* title)
+	void PlatformBackend::set_title(const char* title)
-{
+	{
 		SetWindowText(g_hwnd, title);
-}
+	}
 
-void PlatformBackend::get_position(int* x, int* y)
+	void PlatformBackend::get_position(int* x, int* y)
-{
+	{
 		RECT rect;
 		if (GetWindowRect(g_hwnd, &rect))
 		{
 			*x = rect.left;
 			*y = rect.top;
 		}
-}
+	}
 
-void PlatformBackend::set_position(int x, int y)
+	void PlatformBackend::set_position(int x, int y)
-{
+	{
 		int w, h;
 		get_size(&w, &h);
 		SetWindowPos(g_hwnd, NULL, x, y, w, h, 0);
-}
+	}
 
-void PlatformBackend::set_fullscreen(bool enabled)
+	void PlatformBackend::set_fullscreen(bool enabled)
-{
+	{
 		if (g_fullscreen == enabled)
 			return;
 
@@ -378,20 +480,20 @@ void PlatformBackend::set_fullscreen(bool enabled)
 				g_windowed_position.bottom - g_windowed_position.top, 0);
 			ShowWindow(g_hwnd, SW_SHOW);
 		}
-}
+	}
 
-void PlatformBackend::get_size(int* width, int* height)
+	void PlatformBackend::get_size(int* width, int* height)
-{
+	{
 		RECT rect;
 		if (GetClientRect(g_hwnd, &rect))
 		{
 			*width = rect.right - rect.left;
 			*height = rect.bottom - rect.top;
 		}
-}
+	}
 
-void PlatformBackend::set_size(int width, int height)
+	void PlatformBackend::set_size(int width, int height)
-{
+	{
 		RECT client_rect;
 		RECT border_rect;
 
@@ -402,20 +504,20 @@ void PlatformBackend::set_size(int width, int height)
 		int border_height = (border_rect.bottom - border_rect.top) - (client_rect.bottom - client_rect.top);
 
 		SetWindowPos(g_hwnd, NULL, border_rect.left, border_rect.top, width + border_width, height + border_height, 0);
-}
+	}
 
-void PlatformBackend::get_draw_size(int* width, int* height)
+	void PlatformBackend::get_draw_size(int* width, int* height)
-{
+	{
 		RECT rect;
 		if (GetClientRect(g_hwnd, &rect))
 		{
 			*width = rect.right - rect.left;
 			*height = rect.bottom - rect.top;
 		}
-}
+	}
 
-float PlatformBackend::get_content_scale()
+	float PlatformBackend::get_content_scale()
-{
+	{
 		// base value of Windows DPI
 		// as seen here: https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-getdpiforwindow
 		constexpr float base_raw_value = 96.0f;
@@ -423,47 +525,47 @@ float PlatformBackend::get_content_scale()
 		UINT raw_value = GetDpiForWindow(g_hwnd);
 
 		return (raw_value / base_raw_value);
-}
+	}
 
-const char* PlatformBackend::app_path()
+	const char* PlatformBackend::app_path()
-{
+	{
 		return g_working_directory.cstr();
-}
+	}
 
-const char* PlatformBackend::user_path()
+	const char* PlatformBackend::user_path()
-{
+	{
 		return g_user_directory.cstr();
-}
+	}
 
-bool PlatformBackend::file_exists(const char* path)
+	bool PlatformBackend::file_exists(const char* path)
-{
+	{
 		return fs::is_regular_file(path);
-}
+	}
 
-bool PlatformBackend::file_delete(const char* path)
+	bool PlatformBackend::file_delete(const char* path)
-{
+	{
 		return fs::remove(path);
-}
+	}
 
-bool PlatformBackend::dir_create(const char* path)
+	bool PlatformBackend::dir_create(const char* path)
-{
+	{
 		std::error_code error;
 		return fs::create_directories(path, error);
-}
+	}
 
-bool PlatformBackend::dir_exists(const char* path)
+	bool PlatformBackend::dir_exists(const char* path)
-{
+	{
 		return fs::is_directory(path);
-}
+	}
 
-bool PlatformBackend::dir_delete(const char* path)
+	bool PlatformBackend::dir_delete(const char* path)
-{
+	{
-	BLAH_ERROR("not implemented");
+		BLAH_ASSERT(false, "not implemented");
 		return false;
-}
+	}
 
-void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bool recursive)
+	void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bool recursive)
-{
+	{
 		if (fs::is_directory(path))
 		{
 			if (recursive)
@@ -477,15 +579,15 @@ void PlatformBackend::dir_enumerate(Vector<FilePath>& list, const char* path, bo
 					list.emplace_back(p.path().string().c_str());
 			}
 		}
-}
+	}
 
-void PlatformBackend::dir_explore(const char* path)
+	void PlatformBackend::dir_explore(const char* path)
-{
+	{
 		ShellExecute(NULL, "open", path, NULL, NULL, SW_SHOWDEFAULT);
-}
+	}
 
-bool PlatformBackend::file_open(const char* path, PlatformBackend::FileHandle* handle, FileMode mode)
+	FileRef PlatformBackend::file_open(const char* path, FileMode mode)
-{
+	{
 		int access = 0;
 		int creation = 0;
 
@@ -512,102 +614,13 @@ bool PlatformBackend::file_open(const char* path, PlatformBackend::FileHandle* h
 		auto result = CreateFile(path, access, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, creation, FILE_ATTRIBUTE_NORMAL, NULL);
 
 		if (result == INVALID_HANDLE_VALUE)
-		return false;
+			return FileRef();
 
-	*handle = result;
+		return FileRef(new Blah_Win32_File(result));
-	return true;
-}
-
-i64 PlatformBackend::file_length(PlatformBackend::FileHandle handle)
-{
-	// Todo: cache this value? not sure how performant it is
-	
-	LARGE_INTEGER file_size;
-	if (GetFileSizeEx(handle, &file_size))
-		return file_size.QuadPart;
-
-	return 0;
-}
-
-i64 PlatformBackend::file_position(PlatformBackend::FileHandle handle)
-{
-	LARGE_INTEGER move;
-	LARGE_INTEGER result;
-
-	move.QuadPart = 0;
-	result.QuadPart = 0;
-
-	SetFilePointerEx(handle, move, &result, FILE_CURRENT);
-	
-	return result.QuadPart;
-}
-
-i64 PlatformBackend::file_seek(PlatformBackend::FileHandle handle, i64 seek_to)
-{
-	LARGE_INTEGER move;
-	LARGE_INTEGER result;
-
-	move.QuadPart = seek_to;
-	result.QuadPart = 0;
-
-	SetFilePointerEx(handle, move, &result, FILE_BEGIN);
-
-	return result.QuadPart;
-}
-
-i64 PlatformBackend::file_read(PlatformBackend::FileHandle handle, void* ptr, i64 length)
-{
-	static const DWORD read_step = 65536;
-
-	i64 read = 0;
-
-	while (read < length)
-	{
-		DWORD to_read = read_step;
-		if (to_read > length - read)
-			to_read = (DWORD)(length - read);
-
-		DWORD moved = 0;
-		if (ReadFile(handle, (unsigned char*)ptr + read, to_read, &moved, NULL))
-			read += moved;
-
-		if (moved < to_read)
-			break;
 	}
 
-	return read;
+	void* PlatformBackend::gl_get_func(const char* name)
-}
-
-i64 PlatformBackend::file_write(PlatformBackend::FileHandle handle, const void* ptr, i64 length)
-{
-	static const DWORD write_step = 65536;
-
-	i64 written = 0;
-
-	while (written < length)
 	{
-		DWORD to_write = write_step;
-		if (to_write > length - written)
-			to_write = (DWORD)(length - written);
-
-		DWORD moved = 0;
-		if (WriteFile(handle, (unsigned char*)ptr + written, to_write, &moved, NULL))
-			written += moved;
-
-		if (moved < to_write)
-			break;
-	}
-
-	return written;
-}
-
-void PlatformBackend::file_close(PlatformBackend::FileHandle handle)
-{
-	CloseHandle(handle);
-}
-
-void* PlatformBackend::gl_get_func(const char* name)
-{
 		// this check is taken from https://www.khronos.org/opengl/wiki/Load_OpenGL_Functions
 		// wglGetProcAddress doesn't always return valid pointers for some specific methods?
 
@@ -622,16 +635,16 @@ void* PlatformBackend::gl_get_func(const char* name)
 		}
 
 		return p;
-}
+	}
 
-void* PlatformBackend::gl_context_create()
+	void* PlatformBackend::gl_context_create()
-{
+	{
 		HDC hdc = GetDC(g_hwnd);
 		return g_wglCreateContext(hdc);
-}
+	}
 
-void PlatformBackend::gl_context_make_current(void* context)
+	void PlatformBackend::gl_context_make_current(void* context)
-{
+	{
 		if (context != nullptr)
 		{
 			HDC hdc = GetDC(g_hwnd);
@@ -639,20 +652,20 @@ void PlatformBackend::gl_context_make_current(void* context)
 		}
 		else
 			g_wglMakeCurrent(NULL, NULL);
-}
+	}
 
-void PlatformBackend::gl_context_destroy(void* context)
+	void PlatformBackend::gl_context_destroy(void* context)
-{
+	{
 		g_wglDeleteContext((HGLRC)context);
-}
+	}
 
-void* PlatformBackend::d3d11_get_hwnd()
+	void* PlatformBackend::d3d11_get_hwnd()
-{
+	{
 		return g_hwnd;
-}
+	}
 
-Key blah_scancode_to_key(WPARAM wParam, LPARAM lParam)
+	Key scancode_to_key(WPARAM wParam, LPARAM lParam)
-{
+	{
 		Key key = Key::Unknown;
 
 		switch (wParam)
@@ -834,6 +847,7 @@ Key blah_scancode_to_key(WPARAM wParam, LPARAM lParam)
 		}
 
 		return key;
+	}
 }
 
 #endif // BLAH_PLATFORM_WINDOWS

src/math/stopwatch.cpp

@@ -1,25 +0,0 @@
-#include <blah/math/stopwatch.h>
-#include <chrono>
-
-using namespace std::chrono;
-using namespace Blah;
-
-Stopwatch::Stopwatch()
-{
-	reset();
-}
-
-void Stopwatch::reset()
-{
-	start_time = std::chrono::duration_cast<std::chrono::microseconds>(system_clock::now().time_since_epoch()).count();
-}
-
-u64 Stopwatch::milliseconds()
-{
-	return microseconds() / 1000;
-}
-
-u64 Stopwatch::microseconds()
-{
-	return std::chrono::duration_cast<std::chrono::microseconds>(system_clock::now().time_since_epoch()).count() - start_time;
-}

src/numerics/calc.cpp

@@ -1,4 +1,4 @@
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
 #include <cmath>
 #include <cstdlib>
 

src/numerics/circle.cpp

@@ -1,5 +1,5 @@
-#include <blah/math/circle.h>
+#include <blah/numerics/circle.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
 
 using namespace Blah;
 

src/numerics/color.cpp

@@ -1,6 +1,6 @@
-#include <blah/math/color.h>
+#include <blah/numerics/color.h>
-#include <blah/math/vec3.h>
+#include <blah/numerics/vec3.h>
-#include <blah/math/vec4.h>
+#include <blah/numerics/vec4.h>
 
 using namespace Blah;
 

src/numerics/line.cpp

@@ -1,7 +1,7 @@
-#include <blah/math/line.h>
+#include <blah/numerics/line.h>
-#include <blah/math/rect.h>
+#include <blah/numerics/rect.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
 
 using namespace Blah;
 

src/numerics/mat3x2.cpp

@@ -1,7 +1,7 @@
-#include <blah/math/mat3x2.h>
+#include <blah/numerics/mat3x2.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
+#include <blah/numerics/calc.h>
 #include <cstring>
-#include <cmath>
 
 using namespace Blah;
 
@@ -132,8 +132,8 @@ Mat3x2 Mat3x2::create_scale(float scaleX, float scaleY, Vec2 centerPoint)
 
 Mat3x2 Mat3x2::create_rotation(float radians)
 {
-	float c = cosf(radians);
+	float c = Calc::cos(radians);
-	float s = sinf(radians);
+	float s = Calc::sin(radians);
 
 	return Mat3x2(c, s, -s, c, 0, 0);
 }

src/numerics/mat4x4.cpp

@@ -1,5 +1,5 @@
-#include <blah/math/mat4x4.h>
+#include <blah/numerics/mat4x4.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 
 using namespace Blah;
 

src/numerics/point.cpp

@@ -1,6 +1,6 @@
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
-#include <blah/math/mat3x2.h>
+#include <blah/numerics/mat3x2.h>
-#include <math.h>
+#include <blah/numerics/calc.h>
 
 using namespace Blah;
 
@@ -33,7 +33,7 @@ bool Point::operator !=(const Point& rhs) { return x != rhs.x || y != rhs.y; }
 
 float Point::length() const
 {
-	return sqrtf((float)(x * x + y * y));
+	return Calc::sqrt((float)(x * x + y * y));
 }
 
 int Point::length_squared() const

src/numerics/quad.cpp

@@ -1,5 +1,5 @@
-#include <blah/math/quad.h>
+#include <blah/numerics/quad.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
 
 namespace Blah
 {

src/numerics/rect.cpp

@@ -1,9 +1,9 @@
-#include <blah/math/rect.h>
+#include <blah/numerics/rect.h>
-#include <blah/math/point.h>
+#include <blah/numerics/point.h>
-#include <blah/math/rectI.h>
+#include <blah/numerics/rectI.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
-#include <blah/math/mat3x2.h>
+#include <blah/numerics/mat3x2.h>
 
 using namespace Blah;
 

src/numerics/rectI.cpp

@@ -1,8 +1,8 @@
-#include <blah/math/rectI.h>
+#include <blah/numerics/rectI.h>
-#include <blah/math/rect.h>
+#include <blah/numerics/rect.h>
-#include <blah/math/point.h>
+#include <blah/numerics/point.h>
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
 
 using namespace Blah;
 

src/numerics/vec2.cpp

@@ -1,7 +1,6 @@
-#include <blah/math/vec2.h>
+#include <blah/numerics/vec2.h>
-#include <blah/math/mat3x2.h>
+#include <blah/numerics/mat3x2.h>
-#include <blah/math/calc.h>
+#include <blah/numerics/calc.h>
-#include <math.h>
 
 using namespace Blah;
 

src/streams/bufferstream.cpp

@@ -42,7 +42,7 @@ BufferStream::~BufferStream()
 	delete[] m_buffer;
 }
 
-i64 BufferStream::read_into(void* ptr, i64 len)
+size_t BufferStream::read_into(void* ptr, size_t len)
 {
 	if (m_buffer == nullptr || ptr == nullptr)
 		return 0;
@@ -58,7 +58,7 @@ i64 BufferStream::read_into(void* ptr, i64 len)
 	return len;
 }
 
-i64 BufferStream::write_from(const void* ptr, i64 len)
+size_t BufferStream::write_from(const void* ptr, size_t len)
 {
 	if (len < 0)
 		return 0;
@@ -78,7 +78,7 @@ i64 BufferStream::write_from(const void* ptr, i64 len)
 	return len;
 }
 
-void BufferStream::resize(i64 length)
+void BufferStream::resize(size_t length)
 {
 	if (m_capacity > length)
 	{

src/streams/filestream.cpp

@@ -1,5 +1,5 @@
 #include <blah/streams/filestream.h>
-#include <blah/core/common.h>
+#include <blah/common.h>
 #include "../internal/platform_backend.h"
 #include <cstring>
 
@@ -7,105 +7,90 @@ using namespace Blah;
 
 FileStream::FileStream()
 {
-	m_handle = nullptr;
 	m_mode = FileMode::OpenRead;
 }
 
 FileStream::FileStream(const FilePath& path, FileMode mode)
 	: m_mode(mode)
+	, m_file(File::open(path, mode))
 {
-	if (!PlatformBackend::file_open(path, &m_handle, mode))
+
-		m_handle = nullptr;
 }
 
 FileStream::FileStream(FileStream&& src) noexcept
 {
-	m_handle = src.m_handle;
+	m_file = src.m_file;
 	m_mode = src.m_mode;
-	src.m_handle = nullptr;
 }
 
 FileStream& FileStream::operator=(FileStream&& src) noexcept
 {
-	m_handle = src.m_handle;
+	m_file = src.m_file;
 	m_mode = src.m_mode;
-	src.m_handle = nullptr;
 	return *this;
 }
 
-FileStream::~FileStream()
+size_t FileStream::length() const
 {
-	if (m_handle != nullptr)
+	if (m_file)
-		PlatformBackend::file_close(m_handle);
+		return m_file->length();
+	return 0;
 }
 
-i64 FileStream::length() const
+size_t FileStream::position() const
 {
-	if (m_handle == nullptr)
+	if (m_file)
+		return m_file->position();
 	return 0;
-
-	return PlatformBackend::file_length(m_handle);
 }
 
-i64 FileStream::position() const
+size_t FileStream::seek(size_t seek_to)
 {
-	if (m_handle == nullptr)
+	if (m_file)
+		return m_file->seek(seek_to);
 	return 0;
-
-	return PlatformBackend::file_position(m_handle);
-}
-
-i64 FileStream::seek(i64 seek_to)
-{
-	if (m_handle == nullptr)
-		return 0;
-
-	return PlatformBackend::file_seek(m_handle, seek_to);
 }
 
 bool FileStream::is_open() const
 {
-	return m_handle != nullptr;
+	return m_file.get();
 }
 
 bool FileStream::is_readable() const
 {
-	return m_handle != nullptr && (m_mode != FileMode::CreateWrite);
+	return m_file.get() && (m_mode != FileMode::CreateWrite);
 }
 
 bool FileStream::is_writable() const
 {
-	return m_handle != nullptr && (m_mode != FileMode::OpenRead);
+	return m_file.get() && (m_mode != FileMode::OpenRead);
 }
 
-i64 FileStream::read_into(void* ptr, i64 length)
+size_t FileStream::read_into(void* ptr, size_t length)
-{
-	if (m_handle == nullptr)
-	{
-		BLAH_ERROR("Unable to read from Stream");
-		return 0;
-	}
-
-	return PlatformBackend::file_read(m_handle, ptr, length);
-}
-
-i64 FileStream::write_from(const void* ptr, i64 length)
 {
 	if (length <= 0)
 		return 0;
 
-	if (m_handle == nullptr)
+	if (m_file)
-	{
+		return m_file->read((unsigned char*)ptr, length);
-		BLAH_ERROR("Unable to write to Stream");
-		return 0;
-	}
 
-	return PlatformBackend::file_write(m_handle, ptr, length);
+	BLAH_ASSERT(false, "Unable to read from Stream");
+	return 0;
+}
+
+size_t FileStream::write_from(const void* ptr, size_t length)
+{
+	if (length <= 0)
+		return 0;
+
+	if (m_file)
+		return m_file->write((const unsigned char*)ptr, length);
+
+	BLAH_ASSERT(false, "Unable to write to Stream");
+	return 0;
 }
 
 void FileStream::close()
 {
-	if (m_handle != nullptr)
+	m_file.reset();
-		PlatformBackend::file_close(m_handle);
-	m_handle = nullptr;
 }

src/streams/memorystream.cpp

@@ -6,7 +6,7 @@ using namespace Blah;
 MemoryStream::MemoryStream()
 	: m_data(nullptr), m_length(0), m_position(0) {}
 
-MemoryStream::MemoryStream(char* data, i64 length)
+MemoryStream::MemoryStream(char* data, size_t length)
 	: m_data(data), m_length(length), m_position(0) {}
 
 MemoryStream::MemoryStream(MemoryStream&& src) noexcept
@@ -28,7 +28,7 @@ MemoryStream& MemoryStream::operator=(MemoryStream&& src) noexcept
 	return *this;
 }
 
-i64 MemoryStream::read_into(void* ptr, i64 len)
+size_t MemoryStream::read_into(void* ptr, size_t len)
 {
 	if (len < 0 || ptr == nullptr)
 		return 0;
@@ -41,7 +41,7 @@ i64 MemoryStream::read_into(void* ptr, i64 len)
 	return len;
 }
 
-i64 MemoryStream::write_from(const void* ptr, i64 len)
+size_t MemoryStream::write_from(const void* ptr, size_t len)
 {
 	if (len < 0 || ptr == nullptr)
 		return 0;

src/streams/stream.cpp

@@ -4,10 +4,10 @@
 
 using namespace Blah;
 
-i64 Stream::pipe(Stream& stream, i64 length)
+size_t Stream::pipe(Stream& stream, size_t length)
 {
 	const int BUFFER_LENGTH = 4096;
-	i64 result = 0;
+	size_t result = 0;
 
 	char buffer[BUFFER_LENGTH];
 	while (length > 0)
@@ -59,12 +59,12 @@ String Stream::read_line()
 	return result;
 }
 
-i64 Stream::write(const void* buffer, i64 length) 
+size_t Stream::write(const void* buffer, size_t length) 
 { 
 	return write_from(buffer, length);
 }
 
-i64 Stream::write(const String& string)
+size_t Stream::write(const String& string)
 {
 	return write_from(string.begin(), string.length());
 }

src/time.cpp

@@ -1,14 +1,8 @@
-#include <blah/core/time.h>
+#include <blah/time.h>
+#include <chrono>
 
 using namespace Blah;
-
+using namespace std::chrono;
-namespace
-{
-	double modf(double x, double m)
-	{
-		return x - (int)(x / m) * m;
-	}
-}
 
 u64 Time::ticks = 0;
 u64 Time::previous_ticks = 0;
@@ -48,6 +42,11 @@ bool Time::on_time(double time, double timestamp)
 
 bool Time::between_interval(double time, float interval, float offset)
 {
+	static const auto modf = [](double x, double m)
+	{
+		return x - (int)(x / m) * m;
+	};
+
 	return modf(time - offset, ((double)interval) * 2) >= interval;
 }
 
@@ -55,3 +54,23 @@ bool Time::between_interval(float interval, float offset)
 {
 	return between_interval(Time::seconds, interval, offset);
 }
+
+Stopwatch::Stopwatch()
+{
+	reset();
+}
+
+void Stopwatch::reset()
+{
+	start_time = std::chrono::duration_cast<std::chrono::microseconds>(system_clock::now().time_since_epoch()).count();
+}
+
+u64 Stopwatch::milliseconds()
+{
+	return microseconds() / 1000;
+}
+
+u64 Stopwatch::microseconds()
+{
+	return std::chrono::duration_cast<std::chrono::microseconds>(system_clock::now().time_since_epoch()).count() - start_time;
+}