Fill out DX12 backend

CMakeLists.txt

@@ -76,6 +76,7 @@ if(${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
 
     set(ENABLE_WINDOWS TRUE)
     set(ENABLE_VULKAN TRUE)
+    set(ENABLE_DX12 TRUE)
 
     set(NEEDS_HOSTED_SHADER_COMPILER FALSE)
     set(REQUIRED_SHADER_LANGUAGE "spirv")

engine/gfx/CMakeLists.txt

@@ -33,4 +33,4 @@ endif()
 
 if(ENABLE_WEBGPU)
    add_subdirectory(webgpu)
-endif()
+endif()

engine/gfx/dx12/CMakeLists.txt

@@ -1,3 +1,3 @@
-add_library(GFXDX12 STATIC src/gfx_dummy.cpp)
+add_library(GFXDX12 STATIC src/gfx_dx12.cpp)
 target_include_directories(GFXDX12 PUBLIC include)
 target_link_libraries(GFXDX12 PUBLIC GFX)

engine/gfx/dx12/include/gfx_dummy.hpp

@@ -1,30 +0,0 @@
-#pragma once
-
-#include "gfx.hpp"
-
-class GFXDummy : public GFX {
-public:
-    bool initialize() override;
-	void initializeView(void* native_handle, uint32_t width, uint32_t height) override;
-
-    // buffer operations
-    GFXBuffer* createBuffer(void* data, GFXSize size, GFXBufferUsage usage) override;
-    void copyBuffer(GFXBuffer* buffer, void* data, GFXSize offset, GFXSize size) override;
-    
-    // texture operations
-    GFXTexture* createTexture(uint32_t width, uint32_t height, GFXPixelFormat format, GFXStorageMode storageMode, GFXTextureUsage usage) override;
-    void copyTexture(GFXTexture* texture, void* data, GFXSize size) override;
-    
-    // framebuffer operations
-    GFXFramebuffer* createFramebuffer(GFXFramebufferCreateInfo& info) override;
-    
-    // render pass operations
-    GFXRenderPass* createRenderPass(GFXRenderPassCreateInfo& info) override;
-    
-    // pipeline operations
-    GFXPipeline* createPipeline(GFXPipelineCreateInfo& info) override;
-    
-    void render(GFXCommandBuffer* command_buffer) override;
-    
-    const char* getName() override;
-};

engine/gfx/dx12/include/gfx_dx12.hpp

@@ -0,0 +1,10 @@
+#pragma once
+
+#include "gfx.hpp"
+
+class gfx_dx12 : public GFX {
+public:
+    bool initialize() override;
+    
+    const char* getName() override;
+};

engine/gfx/dx12/src/gfx_dummy.cpp

@@ -1,46 +0,0 @@
-#include "gfx_dummy.hpp"
-
-bool GFXDummy::initialize() {
-	return true;
-}
-
-void GFXDummy::initializeView(void* native_handle, uint32_t width, uint32_t height) {
-       
-}
-
-GFXBuffer* GFXDummy::createBuffer(void* data, GFXSize size, GFXBufferUsage usage) {
-    return nullptr;
-}
-
-void GFXDummy::copyBuffer(GFXBuffer* buffer, void* data, GFXSize offset, GFXSize size) {
-
-}
-
-GFXTexture* GFXDummy::createTexture(uint32_t width, uint32_t height, GFXPixelFormat format, GFXStorageMode storageMode, GFXTextureUsage usage) {
-    return nullptr;
-}
-
-void GFXDummy::copyTexture(GFXTexture* texture, void* data, GFXSize size) {
-
-}
-
-
-GFXFramebuffer* GFXDummy::createFramebuffer(GFXFramebufferCreateInfo& info) {
-    return nullptr;
-}
-
-GFXRenderPass* GFXDummy::createRenderPass(GFXRenderPassCreateInfo& info) {
-    return nullptr;
-}
-
-GFXPipeline* GFXDummy::createPipeline(GFXPipelineCreateInfo& info) {
-    return nullptr;
-}
-
-void GFXDummy::render(GFXCommandBuffer* command_buffer) {
-
-}
-
-const char* GFXDummy::getName() {
-    return "None";
-}

engine/gfx/dx12/src/gfx_dx12.cpp

@@ -0,0 +1,19 @@
+#include "gfx_dx12.hpp"
+
+#include <d3d12.h>
+#include <dxgi1_6.h>
+#include <d3dcompiler.h>
+
+#include <wrl.h>
+
+using namespace Microsoft::WRL;
+
+ComPtr<ID3D12Device> g_Device;
+
+bool gfx_dx12::initialize() {
+	return true;
+}
+
+const char* gfx_dx12::getName() {
+    return "DX12";
+}