src/Refresh_Driver_D3D11.c

@@ -43,10 +43,7 @@
 
 #define D3D11_DLL "d3d11.dll"
 #define DXGI_DLL "dxgi.dll"
-#define D3D11_CREATE_DEVICE_FUNC "D3D11CreateDevice"
-#define D3DCOMPILE_FUNC "D3DCompile"
-#define CREATE_DXGI_FACTORY1_FUNC "CreateDXGIFactory1"
-#define WINDOW_DATA "Refresh_D3D11WindowData"
+#define WINDOW_SWAPCHAIN_DATA "Refresh_D3D11Swapchain"
 
 #define NOT_IMPLEMENTED SDL_assert(0 && "Not implemented!");
 
@@ -83,7 +80,7 @@ typedef HRESULT(WINAPI *PFN_D3DCOMPILE)(
 
  /* Conversions */
 
-static DXGI_FORMAT RefreshToD3D11_TextureFormat[] =
+static DXGI_FORMAT RefreshToD3D11_SurfaceFormat[] =
 {
 	DXGI_FORMAT_R8G8B8A8_UNORM,	/* R8G8B8A8 */
 	DXGI_FORMAT_B8G8R8A8_UNORM,	/* B8G8R8A8 */
@@ -233,36 +230,133 @@ static D3D11_TEXTURE_ADDRESS_MODE RefreshToD3D11_SamplerAddressMode[] =
 
 /* Structs */
 
-typedef struct SwapchainData
+typedef struct D3D11Texture
 {
-	IDXGISwapChain *swapchain;
-	ID3D11RenderTargetView *swapchainRTView;
-} SwapchainData;
+	/* D3D Handles */
+	ID3D11Resource *handle; /* ID3D11Texture2D* or ID3D11Texture3D* */
+	ID3D11ShaderResourceView *shaderView;
 
-typedef struct WindowData
+	/* Basic Info */
+	int32_t levelCount;
+	uint8_t isRenderTarget;
+
+	/* Dimensions */
+	#define REFRESH_D3D11_RENDERTARGET_2D 0
+	#define REFRESH_D3D11_RENDERTARGET_3D 1
+	#define REFRESH_D3D11_RENDERTARGET_CUBE 2
+	uint8_t rtType;
+	REFRESHNAMELESS union
+	{
+		struct
+		{
+			int32_t width;
+			int32_t height;
+			ID3D11View *targetView;	/* ID3D11RenderTargetView* or ID3D11DepthStencilView* */
+		} twod;
+		struct
+		{
+			int32_t width;
+			int32_t height;
+			int32_t depth;
+		} threed;
+		struct
+		{
+			int32_t size;
+			ID3D11RenderTargetView **rtViews;
+		} cube;
+	};
+} D3D11Texture;
+
+typedef struct D3D11Buffer
 {
+	ID3D11Buffer *handle;
+} D3D11Buffer;
+
+typedef struct D3D11SwapchainData
+{
+	IDXGISwapChain* swapchain;
+	D3D11Texture refreshTexture;
 	void* windowHandle;
-	uint8_t allowTearing;
-	SwapchainData *swapchainData;
-} WindowData;
+} D3D11SwapchainData;
+
+typedef struct D3D11CommandBuffer
+{
+	/* D3D11 Object References */
+	ID3D11DeviceContext *context;
+	ID3D11CommandList *commandList;
+	D3D11SwapchainData *swapchainData;
+
+	/* Render Pass */
+	uint8_t numBoundColorAttachments;
+	ID3D11RenderTargetView *rtViews[MAX_COLOR_TARGET_BINDINGS];
+	ID3D11DepthStencilView* dsView;
+
+	/* State */
+	SDL_threadID threadID;
+	uint8_t recording;
+} D3D11CommandBuffer;
+
+typedef struct D3D11CommandBufferPool
+{
+	D3D11CommandBuffer **elements;
+	uint32_t count;
+	uint32_t capacity;
+} D3D11CommandBufferPool;
+
+typedef struct D3D11ShaderModule
+{
+	ID3D11DeviceChild *shader; /* ID3D11VertexShader, ID3D11PixelShader, ID3D11ComputeShader */
+	ID3D10Blob *blob;
+	char *shaderSource;
+	size_t shaderSourceLength;
+} D3D11ShaderModule;
+
+typedef struct D3D11GraphicsPipeline
+{
+	float blendConstants[4];
+
+	int32_t numColorAttachments;
+	int32_t colorAttachmentSampleCounts[MAX_COLOR_TARGET_BINDINGS];
+	DXGI_FORMAT colorAttachmentFormats[MAX_COLOR_TARGET_BINDINGS];
+	ID3D11BlendState *colorAttachmentBlendState;
+
+	uint8_t hasDepthStencilAttachment;
+	DXGI_FORMAT depthStencilAttachmentFormat;
+
+	D3D11_PRIMITIVE_TOPOLOGY primitiveTopology;
+	uint32_t stencilRef;
+	ID3D11DepthStencilState *depthStencilState;
+	ID3D11RasterizerState *rasterizerState;
+	ID3D11InputLayout *inputLayout;
+
+	Refresh_MultisampleState multisampleState;
+	ID3D11VertexShader *vertexShader;
+	ID3D11PixelShader *fragmentShader;
+} D3D11GraphicsPipeline;
 
 typedef struct D3D11Renderer
 {
 	ID3D11Device *device;
 	ID3D11DeviceContext *immediateContext;
 	IDXGIFactory1 *factory;
-	IDXGIAdapter1 *adapter;
+	IDXGIAdapter1* adapter;
 	void *d3d11_dll;
 	void *dxgi_dll;
 	void *d3dcompiler_dll;
+	SDL_mutex *contextLock;
+
+	D3D11CommandBufferPool *commandBufferPool;
+	SDL_mutex *commandBufferAcquisitionMutex;
+
+	D3D11SwapchainData** swapchainDatas;
+	uint32_t swapchainDataCount;
+	uint32_t swapchainDataCapacity;
+
+	Refresh_Vec4 blendFactor;
 
 	uint8_t debugMode;
-	D3D_FEATURE_LEVEL featureLevel; /* FIXME: Do we need this? */
+	D3D_FEATURE_LEVEL featureLevel;
 	PFN_D3DCOMPILE D3DCompileFunc;
-
-	WindowData **claimedWindows;
-	uint32_t claimedWindowCount;
-	uint32_t claimedWindowCapacity;
 } D3D11Renderer;
 
 /* Logging */
@@ -710,195 +804,13 @@ static void D3D11_BindComputeTextures(
 
 /* Window and Swapchain Management */
 
-static WindowData* D3D11_INTERNAL_FetchWindowData(
-	void *windowHandle
-) {
-	return (WindowData*) SDL_GetWindowData(windowHandle, WINDOW_DATA);
-}
-
-static void D3D11_INTERNAL_ResolveSwapChainModeDescription(
-	IUnknown *device,
-	IDXGIAdapter *adapter,
-	IDXGIFactory1 *factory,
-	HWND window,
-	DXGI_MODE_DESC *modeDescription,
-	DXGI_MODE_DESC *swapChainDescription
-) {
-	HMONITOR monitor;
-	int iAdapter = 0, iOutput;
-	IDXGIAdapter1* pAdapter;
-	IDXGIOutput *output;
-	DXGI_OUTPUT_DESC description;
-
-	/* Find the output (on any adapter) attached to the monitor that holds our window */
-	monitor = MonitorFromWindow(window, MONITOR_DEFAULTTOPRIMARY);
-	while (SUCCEEDED(IDXGIFactory1_EnumAdapters1(factory, iAdapter++, &pAdapter)))
-	{
-		iOutput = 0;
-		while (SUCCEEDED(IDXGIAdapter_EnumOutputs(pAdapter, iOutput++, &output)))
-		{
-			IDXGIOutput_GetDesc(output, &description);
-			if (description.Monitor == monitor)
-			{
-				if (SUCCEEDED(IDXGIOutput_FindClosestMatchingMode(output, modeDescription, swapChainDescription, device)))
-				{
-					IDXGIOutput_Release(output);
-					IDXGIAdapter1_Release(pAdapter);
-					return;
-				}
-			}
-			IDXGIOutput_Release(output);
-		}
-		IDXGIAdapter1_Release(pAdapter);
-	}
-}
-
-static uint8_t D3D11_INTERNAL_CreateSwapchain(
-	D3D11Renderer *renderer,
-	WindowData *windowData
-) {
-	SDL_SysWMinfo info;
-	HWND dxgiHandle;
-	DXGI_MODE_DESC swapchainBufferDesc;
-	DXGI_SWAP_CHAIN_DESC swapchainDesc;
-	IDXGIFactory1 *pParent;
-	IDXGISwapChain *swapchain;
-	SwapchainData *swapchainData;
-	HRESULT res;
-
-	/* Get the DXGI handle */
-	SDL_VERSION(&info.version);
-	SDL_GetWindowWMInfo((SDL_Window*) windowData->windowHandle, &info);
-	dxgiHandle = info.info.win.window;
-
-	/* Initialize the swapchain buffer descriptor */
-	swapchainBufferDesc.Width = 0;
-	swapchainBufferDesc.Height = 0;
-	swapchainBufferDesc.RefreshRate.Numerator = 0;
-	swapchainBufferDesc.RefreshRate.Denominator = 0;
-	swapchainBufferDesc.Format = RefreshToD3D11_TextureFormat[REFRESH_TEXTUREFORMAT_R8G8B8A8];
-	swapchainBufferDesc.ScanlineOrdering = DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED;
-	swapchainBufferDesc.Scaling = DXGI_MODE_SCALING_UNSPECIFIED;
-
-	/* Get the closest matching mode we can from the current monitor */
-	D3D11_INTERNAL_ResolveSwapChainModeDescription(
-		(IUnknown*) renderer->device,
-		(IDXGIAdapter*) renderer->adapter,
-		(IDXGIFactory1*) renderer->factory,
-		dxgiHandle,
-		&swapchainBufferDesc,
-		&swapchainDesc.BufferDesc
-	);
-
-	/* Initialize the swapchain descriptor */
-	swapchainDesc.BufferDesc = swapchainBufferDesc; /* FIXME: I think this is wrong, and it's wrong in FNA3D too! */
-	swapchainDesc.SampleDesc.Count = 1;
-	swapchainDesc.SampleDesc.Quality = 0;
-	swapchainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
-	swapchainDesc.BufferCount = 3;
-	swapchainDesc.OutputWindow = dxgiHandle;
-	swapchainDesc.Windowed = 1;
-	swapchainDesc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
-	swapchainDesc.Flags = 0;
-
-	/* Create the swapchain! */
-	res = IDXGIFactory1_CreateSwapChain(
-		(IDXGIFactory1*) renderer->factory,
-		(IUnknown*) renderer->device,
-		&swapchainDesc,
-		&swapchain
-	);
-	ERROR_CHECK("Could not create swapchain");
-
-	/*
-	 * The swapchain's parent is a separate factory from the factory that
-	 * we used to create the swapchain, and only that parent can be used to
-	 * set the window association. Trying to set an association on our factory
-	 * will silently fail and doesn't even verify arguments or return errors.
-	 * See https://gamedev.net/forums/topic/634235-dxgidisabling-altenter/4999955/
-	 */
-	res = IDXGISwapChain_GetParent(
-		swapchain,
-		&D3D_IID_IDXGIFactory1,
-		(void**) &pParent
-	);
-	if (FAILED(res))
-	{
-		Refresh_LogWarn(
-			"Could not get swapchain parent! Error Code: %08X",
-			res
-		);
-	}
-	else
-	{
-		/* Disable DXGI window crap */
-		res = IDXGIFactory1_MakeWindowAssociation(
-			pParent,
-			dxgiHandle,
-			DXGI_MWA_NO_WINDOW_CHANGES
-		);
-		if (FAILED(res))
-		{
-			Refresh_LogWarn(
-				"MakeWindowAssociation failed! Error Code: %08X",
-				res
-			);
-		}
-	}
-
-	/* Create the swapchain data */
-	swapchainData = (SwapchainData*) SDL_malloc(sizeof(SwapchainData));
-	swapchainData->swapchain = swapchain;
-	swapchainData->swapchainRTView = NULL;
-
-	windowData->swapchainData = swapchainData;
-	return 1;
-}
-
 static uint8_t D3D11_ClaimWindow(
 	Refresh_Renderer *driverData,
 	void *windowHandle,
 	Refresh_PresentMode presentMode
 ) {
-	D3D11Renderer *renderer = (D3D11Renderer*) driverData;
-	WindowData *windowData = D3D11_INTERNAL_FetchWindowData(windowHandle);
-
-	if (windowData == NULL)
-	{
-		windowData = (WindowData*) SDL_malloc(sizeof(WindowData));
-		windowData->windowHandle = windowHandle;
-		windowData->allowTearing = presentMode == REFRESH_PRESENTMODE_IMMEDIATE;
-
-		if (D3D11_INTERNAL_CreateSwapchain(renderer, windowData))
-		{
-			SDL_SetWindowData((SDL_Window*) windowHandle, WINDOW_DATA, windowData);
-
-			if (renderer->claimedWindowCount >= renderer->claimedWindowCapacity)
-			{
-				renderer->claimedWindowCapacity *= 2;
-				renderer->claimedWindows = SDL_realloc(
-					renderer->claimedWindows,
-					renderer->claimedWindowCapacity * sizeof(WindowData*)
-				);
-			}
-
-			renderer->claimedWindows[renderer->claimedWindowCount] = windowData;
-			renderer->claimedWindowCount += 1;
-
-			return 1;
-		}
-		else
-		{
-			Refresh_LogError("Could not create swapchain, failed to claim window!");
-			SDL_free(windowData);
-			return 0;
-		}
-	}
-	else
-	{
-		Refresh_LogWarn("Window already claimed!");
-		return 0;
-	}
+	NOT_IMPLEMENTED
+	return 0;
 }
 
 static uint8_t D3D11_UnclaimWindow(
@@ -924,6 +836,7 @@ static Refresh_TextureFormat D3D11_GetSwapchainFormat(
 	Refresh_Renderer *driverData,
 	void *windowHandle
 ) {
+	NOT_IMPLEMENTED
 	return REFRESH_TEXTUREFORMAT_R8G8B8A8;
 }
 
@@ -987,99 +900,7 @@ static void D3D11_ReleaseFence(
 static uint8_t D3D11_PrepareDriver(
 	uint32_t *flags
 ) {
-	void *d3d11_dll, *d3dcompiler_dll, *dxgi_dll;
-	PFN_D3D11_CREATE_DEVICE D3D11CreateDeviceFunc;
-	D3D_FEATURE_LEVEL levels[] = { D3D_FEATURE_LEVEL_11_0 };
-	PFN_D3DCOMPILE D3DCompileFunc;
-	PFN_CREATE_DXGI_FACTORY1 CreateDXGIFactoryFunc;
-	HRESULT res;
-
-	/* Can we load D3D11? */
-
-	d3d11_dll = SDL_LoadObject(D3D11_DLL);
-	if (d3d11_dll == NULL)
-	{
-		Refresh_LogWarn("D3D11: Could not find " D3D11_DLL);
-		return 0;
-	}
-
-	D3D11CreateDeviceFunc = (PFN_D3D11_CREATE_DEVICE) SDL_LoadFunction(
-		d3d11_dll,
-		D3D11_CREATE_DEVICE_FUNC
-	);
-	if (D3D11CreateDeviceFunc == NULL)
-	{
-		Refresh_LogWarn("D3D11: Could not find function " D3D11_CREATE_DEVICE_FUNC " in " D3D11_DLL);
-		SDL_UnloadObject(d3d11_dll);
-		return 0;
-	}
-
-	/* Can we create a device? */
-
-	res = D3D11CreateDeviceFunc(
-		NULL,
-		D3D_DRIVER_TYPE_HARDWARE,
-		NULL,
-		D3D11_CREATE_DEVICE_BGRA_SUPPORT,
-		levels,
-		SDL_arraysize(levels),
-		D3D11_SDK_VERSION,
-		NULL,
-		NULL,
-		NULL
-	);
-
-	SDL_UnloadObject(d3d11_dll);
-
-	if (FAILED(res))
-	{
-		Refresh_LogWarn("D3D11: Could not create D3D11Device with feature level 11_0");
-		return 0;
-	}
-
-	/* Can we load D3DCompiler? */
-
-	d3dcompiler_dll = SDL_LoadObject(D3DCOMPILER_DLL);
-	if (d3dcompiler_dll == NULL)
-	{
-		Refresh_LogWarn("D3D11: Could not find " D3DCOMPILER_DLL);
-		return 0;
-	}
-
-	D3DCompileFunc = (PFN_D3DCOMPILE) SDL_LoadFunction(
-		d3dcompiler_dll,
-		D3DCOMPILE_FUNC
-	);
-	SDL_UnloadObject(d3dcompiler_dll); /* We're not going to call this function, so we can just unload now. */
-	if (D3DCompileFunc == NULL)
-	{
-		Refresh_LogWarn("D3D11: Could not find function " D3DCOMPILE_FUNC " in " D3DCOMPILER_DLL);
-		return 0;
-	}
-
-	/* Can we load DXGI? */
-
-	dxgi_dll = SDL_LoadObject(DXGI_DLL);
-	if (dxgi_dll == NULL)
-	{
-		Refresh_LogWarn("D3D11: Could not find " DXGI_DLL);
-		return 0;
-	}
-
-	CreateDXGIFactoryFunc = (PFN_CREATE_DXGI_FACTORY1) SDL_LoadFunction(
-		dxgi_dll,
-		CREATE_DXGI_FACTORY1_FUNC
-	);
-	SDL_UnloadObject(dxgi_dll); /* We're not going to call this function, so we can just unload now. */
-	if (CreateDXGIFactoryFunc == NULL)
-	{
-		Refresh_LogWarn("D3D11: Could not find function " CREATE_DXGI_FACTORY1_FUNC " in " DXGI_DLL);
-		return 0;
-	}
-
-	/* No window flags required */
-	SDL_SetHint(SDL_HINT_VIDEO_EXTERNAL_CONTEXT, "1");
-
+	/* Nothing to do here. */
 	return 1;
 }
 
@@ -1087,10 +908,10 @@ static Refresh_Device* D3D11_CreateDevice(
 	uint8_t debugMode
 ) {
 	D3D11Renderer *renderer;
-	PFN_CREATE_DXGI_FACTORY1 CreateDXGIFactoryFunc;
+	PFN_CREATE_DXGI_FACTORY CreateDXGIFactoryFunc;
 	PFN_D3D11_CREATE_DEVICE D3D11CreateDeviceFunc;
 	D3D_FEATURE_LEVEL levels[] = { D3D_FEATURE_LEVEL_11_0 };
-	IDXGIFactory6 *factory6;
+	void* factory6;
 	uint32_t flags;
 	DXGI_ADAPTER_DESC1 adapterDesc;
 	HRESULT res;
@@ -1110,11 +931,11 @@ static Refresh_Device* D3D11_CreateDevice(
 	/* Load the D3DCompile function pointer */
 	renderer->D3DCompileFunc = (PFN_D3DCOMPILE) SDL_LoadFunction(
 		renderer->d3dcompiler_dll,
-		D3DCOMPILE_FUNC
+		"D3DCompile"
 	);
 	if (renderer->D3DCompileFunc == NULL)
 	{
-		Refresh_LogError("Could not load function: " D3DCOMPILE_FUNC);
+		Refresh_LogError("Could not load D3DCompile function!");
 		return NULL;
 	}
 
@@ -1126,14 +947,14 @@ static Refresh_Device* D3D11_CreateDevice(
 		return NULL;
 	}
 
-	/* Load the CreateDXGIFactory1 function */
-	CreateDXGIFactoryFunc = (PFN_CREATE_DXGI_FACTORY1) SDL_LoadFunction(
+	/* Load the CreateDXGIFactory function */
+	CreateDXGIFactoryFunc = (PFN_CREATE_DXGI_FACTORY) SDL_LoadFunction(
 		renderer->dxgi_dll,
-		CREATE_DXGI_FACTORY1_FUNC
+		"CreateDXGIFactory1"
 	);
 	if (CreateDXGIFactoryFunc == NULL)
 	{
-		Refresh_LogError("Could not load function: " CREATE_DXGI_FACTORY1_FUNC);
+		Refresh_LogError("Could not load CreateDXGIFactory1 function!");
 		return NULL;
 	}
 
@@ -1153,7 +974,7 @@ static Refresh_Device* D3D11_CreateDevice(
 	if (SUCCEEDED(res))
 	{
 		IDXGIFactory6_EnumAdapterByGpuPreference(
-			factory6,
+			(IDXGIFactory6*) factory6,
 			0,
 			DXGI_GPU_PREFERENCE_HIGH_PERFORMANCE,
 			&D3D_IID_IDXGIAdapter1,
@@ -1183,11 +1004,11 @@ static Refresh_Device* D3D11_CreateDevice(
 	/* Load the CreateDevice function */
 	D3D11CreateDeviceFunc = (PFN_D3D11_CREATE_DEVICE) SDL_LoadFunction(
 		renderer->d3d11_dll,
-		D3D11_CREATE_DEVICE_FUNC
+		"D3D11CreateDevice"
 	);
 	if (D3D11CreateDeviceFunc == NULL)
 	{
-		Refresh_LogError("Could not load function: " D3D11_CREATE_DEVICE_FUNC);
+		Refresh_LogError("Could not load D3D11CreateDevice function!");
 		return NULL;
 	}
 
@@ -1201,7 +1022,7 @@ static Refresh_Device* D3D11_CreateDevice(
 	/* Create the device */
 tryCreateDevice:
 	res = D3D11CreateDeviceFunc(
-		(IDXGIAdapter*) renderer->adapter,
+		(IDXGIAdapter*)renderer->adapter,
 		D3D_DRIVER_TYPE_UNKNOWN, /* Must be UNKNOWN if adapter is non-null according to spec */
 		NULL,
 		flags,
@@ -1227,12 +1048,27 @@ tryCreateDevice:
 	Refresh_LogInfo("Refresh Driver: D3D11");
 	Refresh_LogInfo("D3D11 Adapter: %S", adapterDesc.Description);
 
+	/* Create the command buffer pool */
+	renderer->commandBufferPool = (D3D11CommandBufferPool*) SDL_calloc(
+		1,
+		sizeof(D3D11CommandBufferPool)
+	);
+
+	/* Create mutexes */
+	renderer->contextLock = SDL_CreateMutex();
+	renderer->commandBufferAcquisitionMutex = SDL_CreateMutex();
+
 	/* Initialize miscellaneous renderer members */
 	renderer->debugMode = (flags & D3D11_CREATE_DEVICE_DEBUG);
+	renderer->blendFactor.x = 1.0f;
+	renderer->blendFactor.y = 1.0f;
+	renderer->blendFactor.z = 1.0f;
+	renderer->blendFactor.w = 1.0f;
 
 	/* Create the Refresh Device */
 	result = (Refresh_Device*) SDL_malloc(sizeof(Refresh_Device));
 	ASSIGN_DRIVER(D3D11)
+
 	result->driverData = (Refresh_Renderer*) renderer;
 
 	return result;

src/Refresh_Driver_D3D11_cdefines.h

@@ -25,7 +25,7 @@
  */
 
 /* Function Pointer Signatures */
-typedef HRESULT(WINAPI* PFN_CREATE_DXGI_FACTORY1)(const GUID* riid, void** ppFactory);
+typedef HRESULT(WINAPI* PFN_CREATE_DXGI_FACTORY)(const GUID* riid, void** ppFactory);
 
  /* IIDs (from https://magnumdb.com) */