add some functions

2023-09-15 16:15:07 +08:00 · 2023-09-15 16:15:07 +08:00 · 312c746279
commit 312c746279
parent b499d907f7
3 changed files with 310 additions and 1 deletions
--- a/LibCmo/CK2/ObjImpls/CKMesh.cpp
+++ b/LibCmo/CK2/ObjImpls/CKMesh.cpp
@ -6,7 +6,7 @@
 namespace LibCmo::CK2::ObjImpls {

 	CKMesh::CKMesh(CKContext* ctx, CK_ID ckid, CKSTRING name) :
-	CKBeObject(ctx, ckid, name){}
+		CKBeObject(ctx, ckid, name) {}

 	CKMesh::~CKMesh() {}

@ -21,7 +21,201 @@ namespace LibCmo::CK2::ObjImpls {
 		bool suc = CKBeObject::Load(chunk, file);
 		if (!suc) return false;

+		// clear 
+
+
 		return true;
 	}

+	void CKMesh::CleanMesh() {
+		// clear material channel first
+		SetMtlChannelCount(0);
+		// then clear other
+		SetVertexCount(0);
+		SetMaterialSlotCount(0);
+		SetFaceCount(0);
+		SetLineCount(0);
+	}
+
+#pragma region Vertex Section
+
+	CKDWORD CKMesh::GetVertexCount() {
+		return m_VertexCount;
+	}
+
+	void CKMesh::SetVertexCount(CKDWORD count) {
+		m_VertexCount = count;
+		m_VertexPosition.resize(count);
+		m_VertexNormal.resize(count);
+		m_VertexUV.resize(count);
+		m_VertexColor.resize(count, 0xFFFFFFFF);
+		m_VertexSpecularColor.resize(count, 0x00000000);
+		m_VertexWeight.resize(count, 0.0f);
+
+		// notify mtl channels refresh its custom uv
+		SyncVertexCountToMtlChannel();
+	}
+
+	VxMath::VxVector3* CKMesh::GetVertexPositions() {
+		return m_VertexPosition.data();
+	}
+
+	VxMath::VxVector3* CKMesh::GetVertexNormals() {
+		return m_VertexNormal.data();
+	}
+
+	VxMath::VxVector2* CKMesh::GetVertexUVs() {
+		return m_VertexUV.data();
+	}
+
+	CKDWORD* CKMesh::GetVertexColors() {
+		return m_VertexColor.data();
+	}
+
+	CKDWORD* CKMesh::GetVertexSpecularColors() {
+		return m_VertexSpecularColor.data();
+	}
+
+	float* CKMesh::GetVertexWeights() {
+		return m_VertexWeight.data();
+	}
+
+#pragma endregion
+
+#pragma region Material Slot Section
+
+	CKDWORD CKMesh::GetMaterialSlotCount() {
+		return m_MtlSlotCount;
+	}
+
+	void CKMesh::SetMaterialSlotCount(CKDWORD count) {
+		m_MtlSlotCount = count;
+		m_MaterialSlot.resize(count, nullptr);
+	}
+
+	void CKMesh::SetMaterialSlot(CKMaterial* mtl, CKDWORD idx) {
+		if (idx >= m_MtlSlotCount) return;
+		m_MaterialSlot[idx] = mtl;
+	}
+
+#pragma endregion
+
+#pragma region Face Section
+
+	CKDWORD CKMesh::GetFaceCount() {
+		return m_FaceCount;
+	}
+
+	void CKMesh::SetFaceCount(CKDWORD count) {
+		m_FaceCount = count;
+		m_FaceIndices.resize(count * 3, 0);
+		m_FaceMtlIndex.resize(count, 0);
+		m_Faces.resize(count);
+	}
+
+	CKWORD* CKMesh::GetFaceIndices() {
+		return m_FaceIndices.data();
+	}
+
+	CKWORD* CKMesh::GetFaceMaterialSlotIndexs() {
+		return m_FaceIndices.data();
+	}
+
+	VxMath::VxVector3* CKMesh::GetFaceNormals(CKDWORD& stride) {
+		stride = CKSizeof(FaceData_t);
+		return &m_Faces.data()->m_Normal;
+	}
+
+	CKWORD* CKMesh::GetFaceChannelMasks(CKDWORD& stride) {
+		stride = CKSizeof(FaceData_t);
+		return &m_Faces.data()->m_ChannelMask;
+	}
+
+#pragma endregion
+
+#pragma region Line Section
+
+	CKDWORD CKMesh::GetLineCount() {
+		return m_LineCount;
+	}
+
+	void CKMesh::SetLineCount(CKDWORD count) {
+		m_LineCount = count;
+		m_LineIndices.resize(count * 2, 0);
+	}
+
+	CKWORD* CKMesh::GetLineIndices() {
+		return m_LineIndices.data();
+	}
+
+#pragma endregion
+
+#pragma region Mtl Channel Section
+
+	CKDWORD CKMesh::GetMtlChannelCount() {
+		return m_MtlChannelCount;
+	}
+
+	void CKMesh::SetMtlChannelCount(CKDWORD count) {
+		m_MtlChannelCount = count;
+		m_MaterialChannels.resize(count);
+
+		// sync mask to each face.
+		// each face accept all mask in default
+		SyncMtlChannelToFaceMask();
+	}
+
+	CKMaterial** CKMesh::GetMtlChannelMaterials(CKDWORD& stride) {
+		stride = CKSizeof(MaterialChannel_t);
+		return &m_MaterialChannels.data()->m_Material;
+	}
+
+	VxMath::VXBLEND_MODE* CKMesh::GetMtlChannelSourceBlends(CKDWORD& stride) {
+		stride = CKSizeof(MaterialChannel_t);
+		return &m_MaterialChannels.data()->m_SourceBlend;
+	}
+
+	VxMath::VXBLEND_MODE* CKMesh::GetMtlChannelDestBlends(CKDWORD& stride) {
+		stride = CKSizeof(MaterialChannel_t);
+		return &m_MaterialChannels.data()->m_DestBlend;
+	}
+
+	VxMath::VxVector2* CKMesh::GetMtlChannelCustomUVs(CKDWORD idx) {
+		if (idx >= m_MtlChannelCount) return nullptr;
+		return m_MaterialChannels[idx].m_CustomUV.data();
+	}
+
+	VxMath::VXCHANNEL_FLAGS CKMesh::GetMtlChannelFlags(CKDWORD idx) {
+		if (idx >= m_MtlChannelCount) return static_cast<VxMath::VXCHANNEL_FLAGS>(0);
+		return m_MaterialChannels[idx].m_Flags;
+	}
+
+	void CKMesh::SetMtlChannelFlags(CKDWORD idx, VxMath::VXCHANNEL_FLAGS flags) {
+		if (idx >= m_MtlChannelCount) return;
+		m_MaterialChannels[idx].m_Flags = flags;
+		
+		// refresh self custom uv
+		SyncVertexCountToMtlChannel();
+	}
+
+	void CKMesh::SyncVertexCountToMtlChannel() {
+		for (auto& channel : m_MaterialChannels) {
+			if (!EnumsHelper::Has(channel.m_Flags, VxMath::VXCHANNEL_FLAGS::VXCHANNEL_SAMEUV)) {
+				channel.m_CustomUV.resize(m_VertexCount);
+			} else {
+				channel.m_CustomUV.clear();
+			}
+		}
+	}
+
+	void CKMesh::SyncMtlChannelToFaceMask() {
+		CKWORD mask = static_cast<CKWORD>(~(0xFFFF << m_MtlChannelCount));
+		for (auto& face : m_Faces) {
+			face.m_ChannelMask |= mask;
+		}
+	}
+
+#pragma endregion
+
+
 }
--- a/LibCmo/CK2/ObjImpls/CKMesh.hpp
+++ b/LibCmo/CK2/ObjImpls/CKMesh.hpp
@ -19,9 +19,106 @@ namespace LibCmo::CK2::ObjImpls {
 		virtual bool Save(CKStateChunk* chunk, CKFileVisitor* file, CKDWORD flags) override;
 		virtual bool Load(CKStateChunk* chunk, CKFileVisitor* file) override;
 		//virtual void PostLoad() override;
+		
+		// ===== Misc Section =====
+	public:
+		void CleanMesh();
+
+		// ===== Line Section =====
+	public:
+		CKDWORD GetVertexCount();
+		void SetVertexCount(CKDWORD count);
+		VxMath::VxVector3* GetVertexPositions();
+		VxMath::VxVector3* GetVertexNormals();
+		VxMath::VxVector2* GetVertexUVs();
+		CKDWORD* GetVertexColors();
+		CKDWORD* GetVertexSpecularColors();
+		float* GetVertexWeights();
+	
+		// ===== Material Slot Section =====
+	public:
+		CKDWORD GetMaterialSlotCount();
+		void SetMaterialSlotCount(CKDWORD count);
+		void SetMaterialSlot(CKMaterial* mtl, CKDWORD idx);
+
+		// ===== Face Section =====
+	public:
+		CKDWORD GetFaceCount();
+		void SetFaceCount(CKDWORD count);
+		CKWORD* GetFaceIndices();
+		CKWORD* GetFaceMaterialSlotIndexs();
+		VxMath::VxVector3* GetFaceNormals(CKDWORD& stride);
+		CKWORD* GetFaceChannelMasks(CKDWORD& stride);
+
+		// ===== Line Section =====
+	public:
+		CKDWORD GetLineCount();
+		void SetLineCount(CKDWORD count);
+		CKWORD* GetLineIndices();
+		
+		// ===== Material Channel Section =====
+	public:
+		CKDWORD GetMtlChannelCount();
+		void SetMtlChannelCount(CKDWORD count);
+		CKMaterial** GetMtlChannelMaterials(CKDWORD& stride);
+		VxMath::VXBLEND_MODE* GetMtlChannelSourceBlends(CKDWORD& stride);
+		VxMath::VXBLEND_MODE* GetMtlChannelDestBlends(CKDWORD& stride);
+
+		VxMath::VxVector2* GetMtlChannelCustomUVs(CKDWORD idx);
+		VxMath::VXCHANNEL_FLAGS GetMtlChannelFlags(CKDWORD idx);
+		void SetMtlChannelFlags(CKDWORD idx, VxMath::VXCHANNEL_FLAGS flags);
+	protected:
+		// 2 sync functions served for material channels.
+		void SyncVertexCountToMtlChannel();	// setup material channel custom uv properly
+		void SyncMtlChannelToFaceMask();	// request all face accept all material channels.

 	protected:
+		struct FaceData_t {
+			FaceData_t() :
+				m_Normal(),
+				m_ChannelMask(0xFFFF)
+			{}
+			VxMath::VxVector3 m_Normal;
+			CKWORD m_ChannelMask;
+		};
+		struct MaterialChannel_t {
+			MaterialChannel_t() : 
+				m_Material(nullptr),
+				m_SourceBlend(VxMath::VXBLEND_MODE::VXBLEND_ZERO),
+				m_DestBlend(VxMath::VXBLEND_MODE::VXBLEND_SRCCOLOR),
+				m_CustomUV(),
+				m_Flags(EnumsHelper::Merge({ VxMath::VXCHANNEL_FLAGS::VXCHANNEL_ACTIVE, VxMath::VXCHANNEL_FLAGS::VXCHANNEL_SAMEUV }))
+			{}
+			CKMaterial* m_Material;
+			VxMath::VXBLEND_MODE m_SourceBlend;
+			VxMath::VXBLEND_MODE m_DestBlend;
+			XContainer::XArray<VxMath::VxVector2> m_CustomUV;
+			VxMath::VXCHANNEL_FLAGS m_Flags;
+		};

+		VxMath::VXMESH_FLAGS m_Flags;
+		CKDWORD m_VertexCount;
+		CKDWORD m_LineCount;
+		CKDWORD m_MtlSlotCount;
+		CKDWORD m_FaceCount;
+		CKDWORD m_MtlChannelCount;
+
+		XContainer::XArray<VxMath::VxVector3> m_VertexPosition;
+		XContainer::XArray<VxMath::VxVector3> m_VertexNormal;
+		XContainer::XArray<VxMath::VxVector2> m_VertexUV;
+		XContainer::XArray<CKDWORD> m_VertexColor;
+		XContainer::XArray<CKDWORD> m_VertexSpecularColor;
+		XContainer::XArray<float> m_VertexWeight;
+
+		XContainer::XArray<CKMaterial*> m_MaterialSlot;
+
+		XContainer::XArray<CKWORD> m_FaceIndices;
+		XContainer::XArray<CKWORD> m_FaceMtlIndex;
+		XContainer::XArray<FaceData_t> m_Faces;
+
+		XContainer::XArray<CKWORD> m_LineIndices;
+
+		XContainer::XArray<MaterialChannel_t> m_MaterialChannels;
 	};

 }
--- a/LibCmo/VxMath/VxTypes.hpp
+++ b/LibCmo/VxMath/VxTypes.hpp
@ -304,6 +304,24 @@ namespace LibCmo::VxMath {
 		}
 	};

+	template<class _Ty, std::enable_if_t<std::is_pointer_v<_Ty>, int> = 0>
+	class VxStridedData {
+	public:
+		VxStridedData(_Ty ptr, CK2::CKDWORD stride) :
+			m_Ptr(reinterpret_cast<CK2::CKBYTE*>(m_Ptr)),
+			m_Stride(stride)
+		{}
+		~VxStridedData() {}
+
+		_Ty operator[](size_t idx) {
+			return reinterpret_cast<_Ty>(m_Ptr + (m_Stride * idx));
+		}
+
+	private:
+		CK2::CKBYTE* m_Ptr;
+		CK2::CKDWORD m_Stride;
+	};
+
 	/**
 	 * VxImageDescEx describe the height, width,
 	 * and etc for image.