working on d3d11 backend

Examples/D3D11/main.c

@@ -2,6 +2,9 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
+
+#define HLSL_SOURCE(...) #__VA_ARGS__
 
 void DebugCallBack(PulseDebugMessageSeverity severity, const char* message)
 {
@@ -18,12 +21,42 @@ void DebugCallBack(PulseDebugMessageSeverity severity, const char* message)
 
 #define BUFFER_SIZE (256 * sizeof(uint32_t))
 
+const char* hlsl_source = HLSL_SOURCE(
+	RWStructuredBuffer<int> ssbo : register(u0);
+
+	[numthreads(16, 16, 1)]
+	void CSMain(uint3 grid : SV_DispatchThreadID)
+	{
+		ssbo[grid.x * grid.y] = (int)(grid.x * grid.y);
+	}
+);
+
 int main(void)
 {
-	PulseBackend backend = PulseLoadBackend(PULSE_BACKEND_D3D11, PULSE_SHADER_FORMAT_DXBC_BIT, PULSE_HIGH_DEBUG);
+	PulseBackend backend = PulseLoadBackend(PULSE_BACKEND_D3D11, PULSE_SHADER_FORMAT_HLSL_BIT, PULSE_HIGH_DEBUG);
 	PulseSetDebugCallback(backend, DebugCallBack);
 	PulseDevice device = PulseCreateDevice(backend, NULL, 0);
 
+	PulseBufferCreateInfo buffer_create_info = { 0 };
+	buffer_create_info.size = BUFFER_SIZE;
+	buffer_create_info.usage = PULSE_BUFFER_USAGE_STORAGE_READ | PULSE_BUFFER_USAGE_STORAGE_WRITE | PULSE_BUFFER_USAGE_TRANSFER_DOWNLOAD;
+	PulseBuffer buffer = PulseCreateBuffer(device, &buffer_create_info);
+
+	// GPU computations
+	{
+		PulseComputePipelineCreateInfo info = { 0 };
+		info.code_size = strlen(hlsl_source);
+		info.code = (const uint8_t*)hlsl_source;
+		info.entrypoint = "CSMain";
+		info.format = PULSE_SHADER_FORMAT_HLSL_BIT;
+		info.num_readwrite_storage_buffers = 1;
+		PulseComputePipeline pipeline = PulseCreateComputePipeline(device, &info);
+
+		PulseDestroyComputePipeline(device, pipeline);
+	}
+
+	PulseDestroyBuffer(device, buffer);
+
 	PulseDestroyDevice(device);
 	PulseUnloadBackend(backend);
 	puts("Successfully executed Pulse example using D3D11 !");

Includes/Pulse.h

@@ -77,6 +77,7 @@ typedef enum PulseShaderFormatsBits
 	PULSE_SHADER_FORMAT_WGSL_BIT     = PULSE_BIT(4), // Can be used by WebGPU backend
 	PULSE_SHADER_FORMAT_GLSL_BIT     = PULSE_BIT(5), // Can be used by OpenGL / OpenGL_ES backend
 	PULSE_SHADER_FORMAT_DXBC_BIT     = PULSE_BIT(6), // Can be used by D3D11 backend
+	PULSE_SHADER_FORMAT_HLSL_BIT     = PULSE_BIT(7), // Can be used by D3D11 backend
 	// More to come
 } PulseShaderFormatsBits;
 typedef PulseFlags PulseShaderFormatsFlags;
@@ -270,7 +271,7 @@ PULSE_API bool PulseDeviceSupportsShaderFormats(PulseDevice device, PulseShaderF
 PULSE_API void PulseDestroyDevice(PulseDevice device);
 
 PULSE_API PulseBuffer PulseCreateBuffer(PulseDevice device, const PulseBufferCreateInfo* create_infos);
-PULSE_API bool PulseMapBuffer(PulseBuffer buffer, PulseMapMode mode, void** data);
+PULSE_API bool PulseMapBuffer(PulseBuffer buffer, PulseMapMode mode, void** data); // Data writing may only apply when unmapping
 PULSE_API void PulseUnmapBuffer(PulseBuffer buffer);
 PULSE_API bool PulseCopyBufferToBuffer(PulseCommandList cmd, const PulseBufferRegion* src, const PulseBufferRegion* dst);
 PULSE_API bool PulseCopyBufferToImage(PulseCommandList cmd, const PulseBufferRegion* src, const PulseImageRegion* dst);

Sources/Backends/D3D11/D3D11.c

@@ -8,11 +8,14 @@
 #include "D3D11.h"
 #include "D3D11Device.h"
 
+#pragma comment(lib,"d3d11.lib")
+#pragma comment(lib,"d3dcompiler.lib")
+
 PulseBackendFlags Direct3D11CheckSupport(PulseBackendFlags candidates, PulseShaderFormatsFlags shader_formats_used)
 {
 	if(candidates != PULSE_BACKEND_ANY && (candidates & PULSE_BACKEND_D3D11) == 0)
 		return PULSE_BACKEND_INVALID;
-	if((shader_formats_used & PULSE_SHADER_FORMAT_DXBC_BIT) == 0)
+	if((shader_formats_used & PULSE_SHADER_FORMAT_DXBC_BIT) == 0 && (shader_formats_used & PULSE_SHADER_FORMAT_HLSL_BIT) == 0)
 		return PULSE_BACKEND_INVALID;
 	return PULSE_BACKEND_D3D11;
 }
@@ -28,11 +31,58 @@ void Direct3D11UnloadBackend(PulseBackend backend)
 {
 }
 
+#ifndef D3D11_ERROR_FILE_NOT_FOUND
+	#define D3D11_ERROR_FILE_NOT_FOUND 0x887C0002
+#endif
+
+#ifndef D3D11_ERROR_TOO_MANY_UNIQUE_STATE_OBJECTS
+	#define D3D11_ERROR_TOO_MANY_UNIQUE_STATE_OBJECTS 0x887C0001
+#endif
+
+#ifndef D3D11_ERROR_TOO_MANY_UNIQUE_VIEW_OBJECTS
+	#define D3D11_ERROR_TOO_MANY_UNIQUE_VIEW_OBJECTS 0x887C0003
+#endif
+
+#ifndef D3D11_ERROR_DEFERRED_CONTEXT_MAP_WITHOUT_INITIAL_DISCARD
+	#define D3D11_ERROR_DEFERRED_CONTEXT_MAP_WITHOUT_INITIAL_DISCARD 0x887C0004
+#endif
+
+#ifndef D3DERR_INVALIDCALL
+	#define D3DERR_INVALIDCALL 0x887A0001
+#endif
+
+#ifndef D3DERR_WASSTILLDRAWING
+	#define D3DERR_WASSTILLDRAWING 0x887A000A
+#endif
+
+const char* D3D11VerbaliseResult(HRESULT res)
+{
+	switch(res)
+	{
+		case S_OK:
+		case S_FALSE: return "success";
+
+		case D3D11_ERROR_FILE_NOT_FOUND: return "a file was not found";
+		case D3D11_ERROR_TOO_MANY_UNIQUE_STATE_OBJECTS: return "too many instances of a particular state objects";
+		case D3D11_ERROR_TOO_MANY_UNIQUE_VIEW_OBJECTS: return "too many instances of a particular view objects";
+		case D3D11_ERROR_DEFERRED_CONTEXT_MAP_WITHOUT_INITIAL_DISCARD: return "deffered context mapped without initial discard";
+		case D3DERR_INVALIDCALL: return "invalid call";
+		case D3DERR_WASSTILLDRAWING: return "was still drawing";
+		case E_FAIL: return "attempted to create a device with the debug layer enabled and the layer is not installed";
+		case E_INVALIDARG: return "an invalid parameter was passed to the returning function";
+		case E_OUTOFMEMORY: return "could not allocate sufficient memory to complete the call";
+		case E_NOTIMPL: return "method call isn't implemented with the passed parameter combination";
+
+		default: return "Unknown D3D11 error";
+	}
+	return "Unknown D3D11 error"; // Just to avoid warnings
+}
+
 PulseBackendHandler D3D11Driver = {
 	.PFN_LoadBackend = Direct3D11LoadBackend,
 	.PFN_UnloadBackend = Direct3D11UnloadBackend,
 	.PFN_CreateDevice = Direct3D11CreateDevice,
 	.backend = PULSE_BACKEND_D3D11,
-	.supported_shader_formats = PULSE_SHADER_FORMAT_DXBC_BIT,
+	.supported_shader_formats = PULSE_SHADER_FORMAT_DXBC_BIT | PULSE_SHADER_FORMAT_HLSL_BIT,
 	.driver_data = PULSE_NULLPTR
 };

Sources/Backends/D3D11/D3D11.h

@@ -9,6 +9,10 @@
 #ifndef PULSE_D3D11_H_
 #define PULSE_D3D11_H_
 
+#define D3D11_NO_HELPERS
+#define CINTERFACE
+#define COBJMACROS
+
 #ifdef PULSE_PLAT_WINDOWS
 	#include <initguid.h>
 #endif
@@ -20,6 +24,21 @@
 
 #define D3D11_RETRIEVE_DRIVER_DATA_AS(handle, cast) ((cast)handle->driver_data)
 
+#define CHECK_D3D11_RETVAL(backend, res, error, retval) \
+	do { \
+		if((res) != S_OK && (res) != S_FALSE) \
+		{ \
+			if(backend != PULSE_NULL_HANDLE && PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(backend)) \
+				PulseLogErrorFmt(backend, "(D3D11) call to a D3D11 function failed due to %s", D3D11VerbaliseResult(res)); \
+			PulseSetInternalError(error); \
+			return retval; \
+		} \
+	} while(0) \
+
+#define CHECK_D3D11(backend, res, error) CHECK_D3D11_RETVAL(backend, res, error, )
+
+const char* D3D11VerbaliseResult(HRESULT res);
+
 PulseBackendFlags Direct3D11CheckSupport(PulseBackendFlags candidates, PulseShaderFormatsFlags shader_formats_used); // Returns corresponding PULSE_BACKEND enum in case of success and PULSE_BACKEND_INVALID otherwise
 
 #endif // PULSE_D3D11_H_

Sources/Backends/D3D11/D3D11Buffer.c

@@ -2,18 +2,40 @@
 // This file is part of "Pulse"
 // For conditions of distribution and use, see copyright notice in LICENSE
 
-#include <string.h>
-
 #include <Pulse.h>
+#include <stdlib.h>
 #include "../../PulseInternal.h"
 #include "D3D11.h"
+#include "D3D11Device.h"
 #include "D3D11Buffer.h"
 #include "D3D11CommandList.h"
 
 PulseBuffer Direct3D11CreateBuffer(PulseDevice device, const PulseBufferCreateInfo* create_infos)
 {
+	Direct3D11Device* d3d11_device = D3D11_RETRIEVE_DRIVER_DATA_AS(device, Direct3D11Device*);
+
 	PulseBuffer buffer = (PulseBuffer)calloc(1, sizeof(PulseBufferHandler));
 	PULSE_CHECK_ALLOCATION_RETVAL(buffer, PULSE_NULL_HANDLE);
+
+	Direct3D11Buffer* d3d11_buffer = (Direct3D11Buffer*)calloc(1, sizeof(Direct3D11Buffer));
+	PULSE_CHECK_ALLOCATION_RETVAL(d3d11_buffer, PULSE_NULL_HANDLE);
+
+	buffer->device = device;
+	buffer->driver_data = d3d11_buffer;
+	buffer->size = create_infos->size;
+	buffer->usage = create_infos->usage;
+
+	D3D11_BUFFER_DESC description = { 0 };
+	description.ByteWidth = create_infos->size;
+	description.Usage = D3D11_USAGE_DEFAULT;
+	if(create_infos->usage & (PULSE_BUFFER_USAGE_STORAGE_READ | PULSE_BUFFER_USAGE_STORAGE_WRITE))
+	{
+		description.BindFlags |= D3D11_BIND_UNORDERED_ACCESS | D3D11_BIND_SHADER_RESOURCE;
+		description.MiscFlags |= D3D11_RESOURCE_MISC_BUFFER_ALLOW_RAW_VIEWS;
+	}
+
+	CHECK_D3D11_RETVAL(device->backend, ID3D11Device_CreateBuffer(d3d11_device->device, &description, PULSE_NULLPTR, &d3d11_buffer->buffer), PULSE_ERROR_INITIALIZATION_FAILED, PULSE_NULL_HANDLE);
+
 	return buffer;
 }
 
@@ -38,4 +60,8 @@ bool Direct3D11CopyBufferToImage(PulseCommandList cmd, const PulseBufferRegion*
 
 void Direct3D11DestroyBuffer(PulseDevice device, PulseBuffer buffer)
 {
+	Direct3D11Buffer* d3d11_buffer = D3D11_RETRIEVE_DRIVER_DATA_AS(buffer, Direct3D11Buffer*);
+	ID3D11Buffer_Release(d3d11_buffer->buffer);
+	free(d3d11_buffer);
+	free(buffer);
 }

Sources/Backends/D3D11/D3D11Buffer.h

@@ -13,7 +13,7 @@
 
 typedef struct Direct3D11Buffer
 {
-	int dummy;
+	ID3D11Buffer* buffer;
 } Direct3D11Buffer;
 
 PulseBuffer Direct3D11CreateBuffer(PulseDevice device, const PulseBufferCreateInfo* create_infos);

Sources/Backends/D3D11/D3D11ComputePipeline.c

@@ -8,10 +8,71 @@
 #include "D3D11Device.h"
 #include "D3D11ComputePipeline.h"
 
+#include <d3dcompiler.h>
+#include <string.h>
+
+static HRESULT CompileComputeShader(PulseDevice device, const unsigned char* src, uint32_t src_size, const char* entry_point, ID3DBlob** blob)
+{
+	if(!src || !entry_point || !device || !blob)
+	   return E_INVALIDARG;
+
+	Direct3D11Device* d3d11_device = D3D11_RETRIEVE_DRIVER_DATA_AS(device, Direct3D11Device*);
+	*blob = PULSE_NULLPTR;
+
+	UINT flags = D3DCOMPILE_ENABLE_STRICTNESS;
+	if(PULSE_IS_BACKEND_HIGH_LEVEL_DEBUG(device->backend))
+		flags |= D3DCOMPILE_DEBUG;
+
+	// We generally prefer to use the higher CS shader profile when possible as CS 5.0 is better performance on 11-class hardware
+	LPCSTR profile = (ID3D11Device_GetFeatureLevel(d3d11_device->device) >= D3D_FEATURE_LEVEL_11_0) ? "cs_5_0" : "cs_4_0";
+
+	ID3DBlob* shader_blob = PULSE_NULLPTR;
+	ID3DBlob* error_blob = PULSE_NULLPTR;
+	HRESULT hr = D3DCompile(src, src_size, PULSE_NULLPTR, PULSE_NULLPTR, PULSE_NULLPTR, entry_point, profile, flags, 0, &shader_blob, &error_blob);
+
+	if(FAILED(hr))
+	{
+		if(error_blob)
+		{
+			if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
+				PulseLogInfoFmt(device->backend, "(D3D11) failed to compile HLSL shader. %s", ID3D10Blob_GetBufferPointer(error_blob));
+			ID3D10Blob_Release(error_blob);
+		}
+		if(shader_blob)
+			ID3D10Blob_Release(shader_blob);
+		return hr;
+	}
+
+	*blob = shader_blob;
+	return hr;
+}
+
 PulseComputePipeline Direct3D11CreateComputePipeline(PulseDevice device, const PulseComputePipelineCreateInfo* info)
 {
+	Direct3D11Device* d3d11_device = D3D11_RETRIEVE_DRIVER_DATA_AS(device, Direct3D11Device*);
+
 	PulseComputePipelineHandler* pipeline = (PulseComputePipelineHandler*)calloc(1, sizeof(PulseComputePipelineHandler));
 	PULSE_CHECK_ALLOCATION_RETVAL(pipeline, PULSE_NULL_HANDLE);
+
+	Direct3D11ComputePipeline* d3d11_pipeline = (Direct3D11ComputePipeline*)calloc(1, sizeof(Direct3D11ComputePipeline));
+	PULSE_CHECK_ALLOCATION_RETVAL(d3d11_pipeline, PULSE_NULL_HANDLE);
+
+	pipeline->driver_data = d3d11_pipeline;
+
+	ID3D10Blob* blob = PULSE_NULLPTR;
+	if(info->format & PULSE_SHADER_FORMAT_HLSL_BIT)
+		CHECK_D3D11_RETVAL(device->backend, CompileComputeShader(device, info->code, info->code_size, info->entrypoint, &blob), PULSE_ERROR_INITIALIZATION_FAILED, PULSE_NULL_HANDLE);
+
+	if(blob == PULSE_NULLPTR)
+	{
+		D3DCreateBlob(info->code_size, &blob);
+		memcpy(ID3D10Blob_GetBufferPointer(blob), (void*)info->code, info->code_size);
+	}
+
+	CHECK_D3D11_RETVAL(device->backend, ID3D11Device_CreateComputeShader(d3d11_device->device, ID3D10Blob_GetBufferPointer(blob), ID3D10Blob_GetBufferSize(blob), PULSE_NULLPTR, &d3d11_pipeline->shader), PULSE_ERROR_INITIALIZATION_FAILED, PULSE_NULL_HANDLE);;
+
+	ID3D10Blob_Release(blob);
+
 	if(PULSE_IS_BACKEND_HIGH_LEVEL_DEBUG(device->backend))
 		PulseLogInfoFmt(device->backend, "(D3D11) created new compute pipeline %p", pipeline);
 	return pipeline;
@@ -19,4 +80,16 @@ PulseComputePipeline Direct3D11CreateComputePipeline(PulseDevice device, const P
 
 void Direct3D11DestroyComputePipeline(PulseDevice device, PulseComputePipeline pipeline)
 {
+	if(pipeline == PULSE_NULL_HANDLE)
+	{
+		if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
+			PulseLogWarning(device->backend, "compute pipeline is NULL, this may be a bug in your application");
+		return;
+	}
+	Direct3D11ComputePipeline* d3d11_pipeline = D3D11_RETRIEVE_DRIVER_DATA_AS(pipeline, Direct3D11ComputePipeline*);
+	ID3D11ComputeShader_Release(d3d11_pipeline->shader);
+	free(d3d11_pipeline);
+	if(PULSE_IS_BACKEND_HIGH_LEVEL_DEBUG(device->backend))
+		PulseLogInfoFmt(device->backend, "(D3D11) destroyed compute pipeline %p", pipeline);
+	free(pipeline);
 }

Sources/Backends/D3D11/D3D11ComputePipeline.h

@@ -13,7 +13,7 @@
 
 typedef struct Direct3D11ComputePipeline
 {
-	int dummy;
+	ID3D11ComputeShader* shader;
 } Direct3D11ComputePipeline;
 
 PulseComputePipeline Direct3D11CreateComputePipeline(PulseDevice device, const PulseComputePipelineCreateInfo* info);

Sources/Backends/D3D11/D3D11Device.c

@@ -35,7 +35,7 @@ bool Direct3D11IsDedicatedAdapter(IDXGIAdapter1* adapter)
 static uint64_t Direct3D11ScoreAdapter(IDXGIAdapter1* adapter)
 {
 	DXGI_ADAPTER_DESC1 desc;
-	adapter->lpVtbl->GetDesc1(adapter, &desc);
+	IDXGIAdapter1_GetDesc1(adapter, &desc);
 
 	D3D_FEATURE_LEVEL feature_levels[] = {
 		D3D_FEATURE_LEVEL_11_1,
@@ -58,10 +58,19 @@ static uint64_t Direct3D11ScoreAdapter(IDXGIAdapter1* adapter)
 	if(FAILED(hr))
 		return 0;
 
-	hr = base_device->lpVtbl->QueryInterface(base_device, &IID_ID3D11Device1, (void**)&d3d_device1);
+	hr = ID3D11Device_QueryInterface(base_device, &IID_ID3D11Device1, (void**)&d3d_device1);
 	if(FAILED(hr) || out_feature_level < D3D_FEATURE_LEVEL_10_0)
 		goto Cleanup;
 
+	// Verify compute shader support presence
+	if(ID3D11Device_GetFeatureLevel(base_device) < D3D_FEATURE_LEVEL_11_0)
+	{
+		D3D11_FEATURE_DATA_D3D10_X_HARDWARE_OPTIONS hwopts = { 0 };
+		ID3D11Device_CheckFeatureSupport(base_device, D3D11_FEATURE_D3D10_X_HARDWARE_OPTIONS, &hwopts, sizeof(hwopts));
+		if(!hwopts.ComputeShaders_Plus_RawAndStructuredBuffers_Via_Shader_4_x)
+			goto Cleanup;
+	}
+
 	if(Direct3D11IsDedicatedAdapter(adapter))
 		score += 50000;
 	else if(!(desc.Flags & DXGI_ADAPTER_FLAG_SOFTWARE))
@@ -77,9 +86,9 @@ static uint64_t Direct3D11ScoreAdapter(IDXGIAdapter1* adapter)
 
 Cleanup:
 	if(base_device)
-		base_device->lpVtbl->Release(base_device);
+		ID3D11Device_Release(base_device);
 	if(base_context)
-		base_context->lpVtbl->Release(base_context);
+		ID3D11DeviceContext_Release(base_context);
 	return score;
 }
 
@@ -90,11 +99,11 @@ static bool Direct3D11IsAdapterForbidden(IDXGIAdapter1* adapter, PulseDevice* fo
 	for(uint32_t i = 0; i < forbiden_devices_count; i++)
 	{
 		DXGI_ADAPTER_DESC1 desc1;
-		adapter->lpVtbl->GetDesc1(adapter, &desc1);
+		IDXGIAdapter1_GetDesc1(adapter, &desc1);
 
 		DXGI_ADAPTER_DESC1 desc2;
 		Direct3D11Device* d3d11_device = D3D11_RETRIEVE_DRIVER_DATA_AS(forbiden_devices[i], Direct3D11Device*);
-		d3d11_device->adapter->lpVtbl->GetDesc1(d3d11_device->adapter, &desc2);
+		IDXGIAdapter1_GetDesc1(d3d11_device->adapter, &desc2);
 
 		if(desc1.AdapterLuid.HighPart == desc2.AdapterLuid.HighPart && desc1.AdapterLuid.LowPart == desc2.AdapterLuid.LowPart)
 			return true;
@@ -118,9 +127,9 @@ static IDXGIAdapter1* Direct3D11SelectAdapter(IDXGIFactory1* factory, PulseDevic
 			best_device_score = current_device_score;
 			best_device_id = i;
 		}
-		adapter->lpVtbl->Release(adapter);
+		IDXGIAdapter1_Release(adapter);
 	}
-	if(factory->lpVtbl->EnumAdapters1(factory, best_device_id, &adapter) == DXGI_ERROR_NOT_FOUND)
+	if(IDXGIFactory1_EnumAdapters1(factory, best_device_id, &adapter) == DXGI_ERROR_NOT_FOUND)
 		return PULSE_NULLPTR;
 	return adapter;
 }
@@ -141,7 +150,7 @@ PulseDevice Direct3D11CreateDevice(PulseBackend backend, PulseDevice* forbiden_d
 	CreateDXGIFactory1(&IID_IDXGIFactory, (void**)&device->factory);
 
 	device->adapter = Direct3D11SelectAdapter(device->factory, forbiden_devices, forbiden_devices_count);
-	device->adapter->lpVtbl->GetDesc1(device->adapter, &device->description);
+	IDXGIAdapter1_GetDesc1(device->adapter, &device->description);
 
 	D3D_FEATURE_LEVEL feature_levels[] = {
 		D3D_FEATURE_LEVEL_11_1,
@@ -150,7 +159,11 @@ PulseDevice Direct3D11CreateDevice(PulseBackend backend, PulseDevice* forbiden_d
 		D3D_FEATURE_LEVEL_10_0
 	};
 
-	D3D11CreateDevice((IDXGIAdapter*)device->adapter, D3D_DRIVER_TYPE_UNKNOWN, PULSE_NULLPTR, 0, feature_levels, PULSE_SIZEOF_ARRAY(feature_levels), D3D11_SDK_VERSION, &device->device, PULSE_NULLPTR, &device->context);
+	UINT flags = 0;
+	if(PULSE_IS_BACKEND_HIGH_LEVEL_DEBUG(backend))
+		flags |= D3D11_CREATE_DEVICE_DEBUG;
+
+	D3D11CreateDevice((IDXGIAdapter*)device->adapter, D3D_DRIVER_TYPE_UNKNOWN, PULSE_NULLPTR, flags, feature_levels, PULSE_SIZEOF_ARRAY(feature_levels), D3D11_SDK_VERSION, &device->device, PULSE_NULLPTR, &device->context);
 	PULSE_LOAD_DRIVER_DEVICE(Direct3D11);
 
 	if(PULSE_IS_BACKEND_HIGH_LEVEL_DEBUG(backend))
@@ -163,10 +176,10 @@ void Direct3D11DestroyDevice(PulseDevice device)
 	Direct3D11Device* d3d11_device = D3D11_RETRIEVE_DRIVER_DATA_AS(device, Direct3D11Device*);
 	if(d3d11_device == PULSE_NULLPTR || d3d11_device->device == PULSE_NULLPTR)
 		return;
-	d3d11_device->device->lpVtbl->Release(d3d11_device->device);
+	ID3D11Device_Release(d3d11_device->device);
-	d3d11_device->context->lpVtbl->Release(d3d11_device->context);
+	ID3D11DeviceContext_Release(d3d11_device->context);
-	d3d11_device->adapter->lpVtbl->Release(d3d11_device->adapter);
+	IDXGIAdapter1_Release(d3d11_device->adapter);
-	d3d11_device->factory->lpVtbl->Release(d3d11_device->factory);
+	IDXGIFactory1_Release(d3d11_device->factory);
 	if(PULSE_IS_BACKEND_HIGH_LEVEL_DEBUG(device->backend))
 		PulseLogInfoFmt(device->backend, "(D3D11) destroyed device created from %ls", d3d11_device->description.Description);
 	free(d3d11_device);

Sources/Backends/OpenGL/OpenGLComputePipeline.c

@@ -24,16 +24,6 @@ PulseComputePipeline OpenGLCreateComputePipeline(PulseDevice device, const Pulse
 
 	pipeline->driver_data = opengl_pipeline;
 
-	if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
-	{
-		if(info->code == PULSE_NULLPTR)
-			PulseLogError(device->backend, "invalid code pointer passed to PulseComputePipelineCreateInfo");
-		if(info->entrypoint == PULSE_NULLPTR)
-			PulseLogError(device->backend, "invalid entrypoint pointer passed to PulseComputePipelineCreateInfo");
-		if(info->format == PULSE_SHADER_FORMAT_WGSL_BIT && (device->backend->supported_shader_formats & PULSE_SHADER_FORMAT_WGSL_BIT) == 0)
-			PulseLogError(device->backend, "invalid shader format passed to PulseComputePipelineCreateInfo");
-	}
-
 	uint8_t* code = (uint8_t*)calloc(info->code_size + 1, 1);
 	memcpy(code, info->code, info->code_size);
 

Sources/Backends/Software/SoftComputePipeline.c

@@ -119,16 +119,6 @@ PulseComputePipeline SoftCreateComputePipeline(PulseDevice device, const PulseCo
 	SoftComputePipeline* soft_pipeline = (SoftComputePipeline*)calloc(1, sizeof(SoftComputePipeline));
 	PULSE_CHECK_ALLOCATION_RETVAL(soft_pipeline, PULSE_NULL_HANDLE);
 
-	if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
-	{
-		if(info->code == PULSE_NULLPTR)
-			PulseLogError(device->backend, "invalid code pointer passed to PulseComputePipelineCreateInfo");
-		if(info->entrypoint == PULSE_NULLPTR)
-			PulseLogError(device->backend, "invalid entrypoint pointer passed to PulseComputePipelineCreateInfo");
-		if(info->format == PULSE_SHADER_FORMAT_SPIRV_BIT && (device->backend->supported_shader_formats & PULSE_SHADER_FORMAT_SPIRV_BIT) == 0)
-			PulseLogError(device->backend, "invalid shader format passed to PulseComputePipelineCreateInfo");
-	}
-
 	soft_pipeline->program = spvm_program_create(soft_device->spv_context, (spvm_source)info->code, info->code_size / sizeof(spvm_word));
 	soft_pipeline->entry_point = calloc(1, strlen(info->entrypoint));
 	PULSE_CHECK_ALLOCATION_RETVAL(soft_pipeline->entry_point, PULSE_NULL_HANDLE);

Sources/Backends/Vulkan/VulkanComputePipeline.c

@@ -19,16 +19,6 @@ PulseComputePipeline VulkanCreateComputePipeline(PulseDevice device, const Pulse
 
 	pipeline->driver_data = vulkan_pipeline;
 
-	if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
-	{
-		if(info->code == PULSE_NULLPTR)
-			PulseLogError(device->backend, "invalid code pointer passed to PulseComputePipelineCreateInfo");
-		if(info->entrypoint == PULSE_NULLPTR)
-			PulseLogError(device->backend, "invalid entrypoint pointer passed to PulseComputePipelineCreateInfo");
-		if(info->format == PULSE_SHADER_FORMAT_SPIRV_BIT && (device->backend->supported_shader_formats & PULSE_SHADER_FORMAT_SPIRV_BIT) == 0)
-			PulseLogError(device->backend, "invalid shader format passed to PulseComputePipelineCreateInfo");
-	}
-
 	VkShaderModuleCreateInfo shader_module_create_info = { 0 };
 	shader_module_create_info.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
 	shader_module_create_info.codeSize = info->code_size;

Sources/Backends/WebGPU/WebGPUComputePipeline.c

@@ -335,16 +335,6 @@ PulseComputePipeline WebGPUCreateComputePipeline(PulseDevice device, const Pulse
 
 	pipeline->driver_data = webgpu_pipeline;
 
-	if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
-	{
-		if(info->code == PULSE_NULLPTR)
-			PulseLogError(device->backend, "invalid code pointer passed to PulseComputePipelineCreateInfo");
-		if(info->entrypoint == PULSE_NULLPTR)
-			PulseLogError(device->backend, "invalid entrypoint pointer passed to PulseComputePipelineCreateInfo");
-		if(info->format == PULSE_SHADER_FORMAT_WGSL_BIT && (device->backend->supported_shader_formats & PULSE_SHADER_FORMAT_WGSL_BIT) == 0)
-			PulseLogError(device->backend, "invalid shader format passed to PulseComputePipelineCreateInfo");
-	}
-
 	WGPUShaderSourceWGSL source = { 0 };
 	source.chain.next = PULSE_NULLPTR;
 	source.chain.sType = WGPUSType_ShaderSourceWGSL;

Sources/PulseComputePipeline.c

@@ -11,6 +11,15 @@ PULSE_API PulseComputePipeline PulseCreateComputePipeline(PulseDevice device, co
 	if(info == PULSE_NULLPTR && PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
 		PulseLogError(device->backend, "null infos pointer");
 	PULSE_CHECK_PTR_RETVAL(info, PULSE_NULL_HANDLE);
+	if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
+	{
+		if(info->code == PULSE_NULLPTR)
+			PulseLogError(device->backend, "invalid code pointer passed to PulseComputePipelineCreateInfo");
+		if(info->entrypoint == PULSE_NULLPTR)
+			PulseLogError(device->backend, "invalid entrypoint pointer passed to PulseComputePipelineCreateInfo");
+		if((info->format & device->backend->supported_shader_formats) == 0)
+			PulseLogError(device->backend, "invalid shader format passed to PulseComputePipelineCreateInfo");
+	}
 	PulseComputePipeline pipeline = device->PFN_CreateComputePipeline(device, info);
 	if(pipeline == PULSE_NULL_HANDLE)
 		return PULSE_NULL_HANDLE;

Tests/Device.c

@@ -15,6 +15,27 @@ void TestDeviceSetup()
 	CleanupPulse(backend);
 }
 
+void TestMultipleDevices()
+{
+	PulseBackend backend;
+	SetupPulse(&backend);
+
+	#define DEVICES_COUNT 10
+
+	PulseDevice devices[DEVICES_COUNT];
+	for(int i = 0; i < DEVICES_COUNT; i++)
+	{
+		devices[i] = PulseCreateDevice(backend, NULL, 0);
+		TEST_ASSERT_NOT_EQUAL_MESSAGE(devices[i], PULSE_NULL_HANDLE, PulseVerbaliseErrorType(PulseGetLastErrorType()));
+	}
+
+	for(int i = 0; i < DEVICES_COUNT; i++)
+		PulseDestroyDevice(devices[i]);
+
+	#undef DEVICES_COUNT
+	CleanupPulse(backend);
+}
+
 void TestForbiddenDeviceSetup()
 {
 	PulseBackend backend;
@@ -78,6 +99,7 @@ void TestDevice()
 	RUN_TEST(TestDeviceSetup);
 	RUN_TEST(TestForbiddenDeviceSetup);
 	RUN_TEST(TestInvalidBackendDeviceSetup);
+	RUN_TEST(TestMultipleDevices);
 	RUN_TEST(TestBackendInUse);
 	RUN_TEST(TestShaderFormatSupport);
 }

xmake.lua

@@ -35,12 +35,7 @@ local backends = {
 		option = "d3d11",
 		default = is_plat("windows", "msys", "mingw"),
 		custom = function()
-			if is_plat("linux") then
+			add_syslinks("d3d11", "d3dcompiler_47", "dxgi", "windowscodecs")
-				add_sysincludedirs("/usr/include/dxvk/")
-				add_syslinks("dxvk_d3d11", "dxvk_dxgi")
-			else
-				add_syslinks("d3d11", "dxgi", "windowscodecs")
-			end
 		end
 	},
 	Software = {