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add device enumeration for dx11

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This commit is contained in:
yyc12345
2026-01-10 21:35:59 +08:00
parent b96c1d4318
commit ab79440adc
4 changed files with 68 additions and 30 deletions
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92
BasaltPresenter/Plugins/Engine/DirectX11Engine/main.cpp
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@@ -1,16 +1,22 @@
#include <basalt/char_types.hpp>
#include <basalt/export_macro.hpp>
#include <basalt/engine.hpp>
#include <basalt/object_loader.hpp>
#include <basalt/anime_loader.hpp>
#include <spdlog/spdlog.h>
#include <windows.h>
#include <d3d11.h>
#include <d3dcompiler.h>
#include <wrl/client.h>
#include <vector>
#include <iostream>
#include <cmath>
#include <print>
using Microsoft::WRL::ComPtr;
#define DXCHK(condition) \
if (FAILED(condition)) { \
std::println("bad DirectX calling with code {}", condition); \
throw std::runtime_error("bad DirectX calling"); \
}
@@ -119,9 +125,9 @@ const char* g_PS = R"(
namespace guid = ::basalt::shared::guid;
namespace engine = ::basalt::shared::engine;
using ::basalt::shared::math::Vector3;
using engine::EngineConfig;
using engine::IEngine;
using ::basalt::shared::math::Vector3;
class DirectX11Engine : public IEngine {
public:
@@ -130,6 +136,8 @@ public:
private:
HWND window; ///< Win32窗口
ComPtr<IDXGIFactory> factory; ///< 适配器工厂
ComPtr<IDXGIAdapter> adapter; ///< 适配器
ComPtr<ID3D11Device> device; ///< 设备
ComPtr<ID3D11DeviceContext> context; ///< 上下文
ComPtr<IDXGISwapChain> swap_chain; ///< 交换链
@@ -151,21 +159,6 @@ private:
public:
virtual guid::Guid get_guid() const { return guid::DIRECTX11_ENGINE; }
//virtual void enumerate_devices() override {
// ComPtr<IDXGIFactory> factory;
// ComPtr<IDXGIAdapter> adapter;
// HRESULT hr = CreateDXGIFactory(IID_PPV_ARGS(&factory));
// if (SUCCEEDED(hr)) {
// UINT i = 0;
// while (factory->EnumAdapters(i, &adapter) != DXGI_ERROR_NOT_FOUND) {
// DXGI_ADAPTER_DESC desc;
// if (SUCCEEDED(adapter->GetDesc(&desc))) {
// std::wcout << L"Adapter " << i << L": " << desc.Description << std::endl;
// }
// ++i;
// }
// }
//}
virtual void startup(EngineConfig&& config) override {
IEngine::startup(std::move(config));
@@ -181,11 +174,25 @@ public:
// 初始化 COM
DXCHK(CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED));
// 创建Factory和Adapter，枚举并选择设备
DXCHK(CreateDXGIFactory(IID_PPV_ARGS(&factory)));
spdlog::info(BSTEXT("Available DirectX Devices:"));
{
UINT i = 0;
while (factory->EnumAdapters(i, &adapter) != DXGI_ERROR_NOT_FOUND) {
DXGI_ADAPTER_DESC desc;
DXCHK(adapter->GetDesc(&desc));
spdlog::info(BSTEXT("\t{}\t{}"), i, desc.Description);
++i;
}
}
DXCHK(factory->EnumAdapters(static_cast<UINT>(this->config.device), &adapter));
// 创建设备和上下文
DXCHK(D3D11CreateDevice(nullptr,
D3D_DRIVER_TYPE_HARDWARE,
DXCHK(D3D11CreateDevice(adapter.Get(),
D3D_DRIVER_TYPE_UNKNOWN,
nullptr,
D3D11_CREATE_DEVICE_DEBUG,
0,//D3D11_CREATE_DEVICE_DEBUG,
nullptr,
0,
D3D11_SDK_VERSION,
@@ -203,13 +210,6 @@ public:
sd.BufferCount = 1;
sd.OutputWindow = window;
sd.Windowed = TRUE;
ComPtr<IDXGIDevice> dxgi_device;
DXCHK(device.As(&dxgi_device));
ComPtr<IDXGIAdapter> adapter;
DXCHK(dxgi_device->GetAdapter(&adapter));
ComPtr<IDXGIFactory> factory;
DXCHK(adapter->GetParent(IID_PPV_ARGS(&factory)));
DXCHK(factory->CreateSwapChain(device.Get(), &sd, &swap_chain));
// 创建渲染目标
@@ -261,7 +261,7 @@ public:
const auto& obj = this->config.object_loader->get_object(i);
const auto* obj_vertices = obj.get_vertices();
size_t obj_vertex_count = obj.get_vertices_count();
for (size_t j = 0; j < obj_vertex_count; ++j) {
Vertex v;
v.x = obj_vertices[j].x;
@@ -279,7 +279,7 @@ public:
DXCHK(device->CreateBuffer(&vb_desc, &vb_data, &vertex_buffer));
// Update draw call to use actual vertex count
vertex_count = vertices.size();
// 深度测试启用
D3D11_DEPTH_STENCIL_DESC ds_desc = {};
ds_desc.DepthEnable = TRUE;
@@ -337,6 +337,42 @@ public:
// Event loop
if (EventLoop()) return true;
// 获取动画关键帧数据
basalt::shared::anime_loader::KeyFrameSpan keyframe_span;
if (this->config.anime_loader) {
keyframe_span = this->config.anime_loader->tick();
// Blender坐标系到DirectX坐标系的转换
// Blender (右手坐标系): 右+x, 上+y, 前-z
// DirectX (左手坐标系): 右+x, 上+y, 前+z
// 位置变换: X不变, Y不变, Z取反
float pos_x = keyframe_span.prev_position.x * keyframe_span.prev_time + keyframe_span.next_position.x * keyframe_span.next_time;
float pos_y = keyframe_span.prev_position.y * keyframe_span.prev_time + keyframe_span.next_position.y * keyframe_span.next_time;
float pos_z = -(keyframe_span.prev_position.z * keyframe_span.prev_time
+ keyframe_span.next_position.z * keyframe_span.next_time);
// 旋转四元数变换: X和Z取反, Y和W保持不变
float rot_x = -(keyframe_span.prev_rotation.x * keyframe_span.prev_time
+ keyframe_span.next_rotation.x * keyframe_span.next_time);
float rot_y = keyframe_span.prev_rotation.y * keyframe_span.prev_time + keyframe_span.next_rotation.y * keyframe_span.next_time;
float rot_z = -(keyframe_span.prev_rotation.z * keyframe_span.prev_time
+ keyframe_span.next_rotation.z * keyframe_span.next_time);
float rot_w = keyframe_span.prev_rotation.w * keyframe_span.prev_time + keyframe_span.next_rotation.w * keyframe_span.next_time;
// 归一化四元数
float length = std::sqrt(rot_x * rot_x + rot_y * rot_y + rot_z * rot_z + rot_w * rot_w);
if (length > 0.0f) {
rot_x /= length;
rot_y /= length;
rot_z /= length;
rot_w /= length;
}
// 这里可以应用相机变换，但目前我们只是获取了动画数据
// 在实际渲染中，这些值将用于构建视图矩阵
}
// 清屏
float clear_color[] = {0.8f, 0.1f, 0.1f, 1.0f};
context->ClearRenderTargetView(rtv.Get(), clear_color);