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#include "gfx-test-util.h"
#include "tools/unit-test/slang-unit-test.h"
#include <slang-com-ptr.h>
#define GFX_ENABLE_RENDERDOC_INTEGRATION 0
#if GFX_ENABLE_RENDERDOC_INTEGRATION
# include "external/renderdoc_app.h"
# define WIN32_LEAN_AND_MEAN
# include <Windows.h>
#endif
using Slang::ComPtr;
namespace gfx_test
{
void diagnoseIfNeeded(slang::IBlob* diagnosticsBlob)
{
if (diagnosticsBlob != nullptr)
{
getTestReporter()->message(TestMessageType::Info, (const char*)diagnosticsBlob->getBufferPointer());
}
}
Slang::Result loadComputeProgram(
gfx::IDevice* device,
Slang::ComPtr<gfx::IShaderProgram>& outShaderProgram,
const char* shaderModuleName,
const char* entryPointName,
slang::ProgramLayout*& slangReflection)
{
Slang::ComPtr<slang::ISession> slangSession;
SLANG_RETURN_ON_FAIL(device->getSlangSession(slangSession.writeRef()));
Slang::ComPtr<slang::IBlob> diagnosticsBlob;
slang::IModule* module = slangSession->loadModule(shaderModuleName, diagnosticsBlob.writeRef());
diagnoseIfNeeded(diagnosticsBlob);
if (!module)
return SLANG_FAIL;
ComPtr<slang::IEntryPoint> computeEntryPoint;
SLANG_RETURN_ON_FAIL(
module->findEntryPointByName(entryPointName, computeEntryPoint.writeRef()));
Slang::List<slang::IComponentType*> componentTypes;
componentTypes.add(module);
componentTypes.add(computeEntryPoint);
Slang::ComPtr<slang::IComponentType> composedProgram;
SlangResult result = slangSession->createCompositeComponentType(
componentTypes.getBuffer(),
componentTypes.getCount(),
composedProgram.writeRef(),
diagnosticsBlob.writeRef());
diagnoseIfNeeded(diagnosticsBlob);
SLANG_RETURN_ON_FAIL(result);
slangReflection = composedProgram->getLayout();
gfx::IShaderProgram::Desc programDesc = {};
programDesc.slangProgram = composedProgram.get();
auto shaderProgram = device->createProgram(programDesc);
outShaderProgram = shaderProgram;
return SLANG_OK;
}
void compareComputeResult(gfx::IDevice* device, gfx::ITextureResource* texture, gfx::ResourceState state, float* expectedResult, size_t expectedBufferSize)
{
// Read back the results.
ComPtr<ISlangBlob> resultBlob;
size_t rowPitch = 0;
size_t pixelSize = 0;
GFX_CHECK_CALL_ABORT(device->readTextureResource(
texture, state, resultBlob.writeRef(), &rowPitch, &pixelSize));
SLANG_CHECK(resultBlob->getBufferSize() == expectedBufferSize);
auto result = (float*)resultBlob->getBufferPointer();
// Compare results.
SLANG_CHECK(memcmp(resultBlob->getBufferPointer(), expectedResult, expectedBufferSize) == 0);
}
void compareComputeResult(gfx::IDevice* device, gfx::IBufferResource* buffer, uint8_t* expectedResult, size_t expectedBufferSize)
{
// Read back the results.
ComPtr<ISlangBlob> resultBlob;
GFX_CHECK_CALL_ABORT(device->readBufferResource(
buffer, 0, expectedBufferSize, resultBlob.writeRef()));
SLANG_CHECK(resultBlob->getBufferSize() == expectedBufferSize);
// Compare results.
SLANG_CHECK(memcmp(resultBlob->getBufferPointer(), expectedResult, expectedBufferSize) == 0);
}
void compareComputeResultFuzzy(gfx::IDevice* device, gfx::IBufferResource* buffer, float* expectedResult, size_t expectedBufferSize)
{
// Read back the results.
ComPtr<ISlangBlob> resultBlob;
GFX_CHECK_CALL_ABORT(device->readBufferResource(
buffer, 0, expectedBufferSize, resultBlob.writeRef()));
SLANG_CHECK(resultBlob->getBufferSize() == expectedBufferSize);
// Compare results with a tolerance of 0.01.
auto result = (float*)resultBlob->getBufferPointer();
for (int i = 0; i < expectedBufferSize / sizeof(float); ++i)
{
SLANG_CHECK(abs(result[i] - expectedResult[i]) <= 0.01);
}
}
Slang::ComPtr<gfx::IDevice> createTestingDevice(UnitTestContext* context, Slang::RenderApiFlag::Enum api)
{
Slang::ComPtr<gfx::IDevice> device;
gfx::IDevice::Desc deviceDesc = {};
switch (api)
{
case Slang::RenderApiFlag::D3D11:
deviceDesc.deviceType = gfx::DeviceType::DirectX11;
break;
case Slang::RenderApiFlag::D3D12:
deviceDesc.deviceType = gfx::DeviceType::DirectX12;
break;
case Slang::RenderApiFlag::Vulkan:
deviceDesc.deviceType = gfx::DeviceType::Vulkan;
break;
case Slang::RenderApiFlag::CPU:
deviceDesc.deviceType = gfx::DeviceType::CPU;
break;
case Slang::RenderApiFlag::CUDA:
deviceDesc.deviceType = gfx::DeviceType::CUDA;
break;
case Slang::RenderApiFlag::OpenGl:
deviceDesc.deviceType = gfx::DeviceType::OpenGl;
break;
default:
SLANG_IGNORE_TEST
}
deviceDesc.slang.slangGlobalSession = context->slangGlobalSession;
const char* searchPaths[] = { "", "../../tools/gfx-unit-test", "tools/gfx-unit-test" };
deviceDesc.slang.searchPathCount = (SlangInt)SLANG_COUNT_OF(searchPaths);
deviceDesc.slang.searchPaths = searchPaths;
auto createDeviceResult = gfxCreateDevice(&deviceDesc, device.writeRef());
if (SLANG_FAILED(createDeviceResult))
{
SLANG_IGNORE_TEST
}
return device;
}
#if GFX_ENABLE_RENDERDOC_INTEGRATION
RENDERDOC_API_1_1_2* rdoc_api = NULL;
void initializeRenderDoc()
{
if (HMODULE mod = GetModuleHandleA("renderdoc.dll"))
{
pRENDERDOC_GetAPI RENDERDOC_GetAPI =
(pRENDERDOC_GetAPI)GetProcAddress(mod, "RENDERDOC_GetAPI");
int ret = RENDERDOC_GetAPI(eRENDERDOC_API_Version_1_1_2, (void**)&rdoc_api);
assert(ret == 1);
}
}
void renderDocBeginFrame()
{
if (!rdoc_api) initializeRenderDoc();
if (rdoc_api) rdoc_api->StartFrameCapture(nullptr, nullptr);
}
void renderDocEndFrame()
{
if (rdoc_api)
rdoc_api->EndFrameCapture(nullptr, nullptr);
_fgetchar();
}
#else
void initializeRenderDoc() {}
void renderDocBeginFrame() {}
void renderDocEndFrame() {}
#endif
}
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