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#include "gfx-test-util.h"
#include "slang-gfx.h"
#include "source/core/slang-basic.h"
#include "tools/gfx-util/shader-cursor.h"
#include "tools/unit-test/slang-unit-test.h"
#if SLANG_WINDOWS_FAMILY
#include <d3d12.h>
#endif
using namespace Slang;
using namespace gfx;
namespace
{
using namespace gfx_test;
struct GetSupportedResourceStatesBase
{
IDevice* device;
UnitTestContext* context;
ResourceStateSet formatSupportedStates;
ResourceStateSet textureAllowedStates;
ResourceStateSet bufferAllowedStates;
ComPtr<ITextureResource> texture;
ComPtr<IBufferResource> buffer;
void init(IDevice* device, UnitTestContext* context)
{
this->device = device;
this->context = context;
}
Format convertTypelessFormat(Format format)
{
switch (format)
{
case Format::R32G32B32A32_TYPELESS: return Format::R32G32B32A32_FLOAT;
case Format::R32G32B32_TYPELESS: return Format::R32G32B32_FLOAT;
case Format::R32G32_TYPELESS: return Format::R32G32_FLOAT;
case Format::R32_TYPELESS: return Format::R32_FLOAT;
case Format::R16G16B16A16_TYPELESS: return Format::R16G16B16A16_FLOAT;
case Format::R16G16_TYPELESS: return Format::R16G16_FLOAT;
case Format::R16_TYPELESS: return Format::R16_FLOAT;
case Format::R8G8B8A8_TYPELESS: return Format::R8G8B8A8_UNORM;
case Format::R8G8_TYPELESS: return Format::R8G8_UNORM;
case Format::R8_TYPELESS: return Format::R8_UNORM;
case Format::B8G8R8A8_TYPELESS: return Format::B8G8R8A8_UNORM;
case Format::R10G10B10A2_TYPELESS: return Format::R10G10B10A2_UINT;
default: return Format::Unknown;
}
}
void transitionResourceStates(IDevice* device)
{
Slang::ComPtr<ITransientResourceHeap> transientHeap;
ITransientResourceHeap::Desc transientHeapDesc = {};
transientHeapDesc.constantBufferSize = 4096;
GFX_CHECK_CALL_ABORT(
device->createTransientResourceHeap(transientHeapDesc, transientHeap.writeRef()));
ICommandQueue::Desc queueDesc = {ICommandQueue::QueueType::Graphics};
auto queue = device->createCommandQueue(queueDesc);
auto commandBuffer = transientHeap->createCommandBuffer();
auto encoder = commandBuffer->encodeResourceCommands();
ResourceState currentTextureState = texture->getDesc()->defaultState;
ResourceState currentBufferState = buffer->getDesc()->defaultState;
for (uint32_t i = 0; i < (uint32_t)ResourceState::_Count; ++i)
{
auto nextState = (ResourceState)i;
if (formatSupportedStates.contains(nextState))
{
if (bufferAllowedStates.contains(nextState))
{
encoder->bufferBarrier(buffer, currentBufferState, nextState);
currentBufferState = nextState;
}
if (textureAllowedStates.contains(nextState))
{
encoder->textureBarrier(texture, currentTextureState, nextState);
currentTextureState = nextState;
}
}
}
encoder->endEncoding();
commandBuffer->close();
queue->executeCommandBuffer(commandBuffer);
queue->waitOnHost();
}
void run()
{
// Skip Format::Unknown
for (uint32_t i = 1; i < (uint32_t)Format::_Count; ++i)
{
auto baseFormat = (Format)i;
FormatInfo info;
gfxGetFormatInfo(baseFormat, &info);
// Ignore 3-channel textures for now since validation layer seem to report unsupported
// errors there.
if (info.channelCount == 3)
continue;
auto format =
gfxIsTypelessFormat(baseFormat) ? convertTypelessFormat(baseFormat) : baseFormat;
GFX_CHECK_CALL_ABORT(
device->getFormatSupportedResourceStates(format, &formatSupportedStates));
textureAllowedStates.add(
ResourceState::RenderTarget,
ResourceState::DepthRead,
ResourceState::DepthWrite,
ResourceState::Present,
ResourceState::ResolveSource,
ResourceState::ResolveDestination,
ResourceState::Undefined,
ResourceState::ShaderResource,
ResourceState::UnorderedAccess,
ResourceState::CopySource,
ResourceState::CopyDestination);
bufferAllowedStates.add(
ResourceState::VertexBuffer,
ResourceState::IndexBuffer,
ResourceState::ConstantBuffer,
ResourceState::StreamOutput,
ResourceState::IndirectArgument,
ResourceState::AccelerationStructure,
ResourceState::Undefined,
ResourceState::ShaderResource,
ResourceState::UnorderedAccess,
ResourceState::CopySource,
ResourceState::CopyDestination);
ResourceState currentState = ResourceState::CopySource;
ITextureResource::Extents extent;
extent.width = 4;
extent.height = 4;
extent.depth = 1;
ITextureResource::Desc texDesc = {};
texDesc.type = IResource::Type::Texture2D;
texDesc.numMipLevels = 1;
texDesc.arraySize = 1;
texDesc.size = extent;
texDesc.defaultState = currentState;
texDesc.allowedStates = formatSupportedStates & textureAllowedStates;
texDesc.memoryType = MemoryType::DeviceLocal;
texDesc.format = format;
GFX_CHECK_CALL_ABORT(
device->createTextureResource(texDesc, nullptr, texture.writeRef()));
IBufferResource::Desc bufferDesc = {};
bufferDesc.sizeInBytes = 256;
bufferDesc.format = gfx::Format::Unknown;
bufferDesc.elementSize = sizeof(float);
bufferDesc.allowedStates = formatSupportedStates & bufferAllowedStates;
bufferDesc.defaultState = currentState;
bufferDesc.memoryType = MemoryType::DeviceLocal;
GFX_CHECK_CALL_ABORT(
device->createBufferResource(bufferDesc, nullptr, buffer.writeRef()));
transitionResourceStates(device);
}
}
};
void supportedResourceStatesTestImpl(IDevice* device, UnitTestContext* context)
{
GetSupportedResourceStatesBase test;
test.init(device, context);
test.run();
}
} // namespace
namespace gfx_test
{
SLANG_UNIT_TEST(getSupportedResourceStatesD3D12)
{
runTestImpl(supportedResourceStatesTestImpl, unitTestContext, Slang::RenderApiFlag::D3D12);
}
SLANG_UNIT_TEST(getSupportedResourceStatesVulkan)
{
runTestImpl(supportedResourceStatesTestImpl, unitTestContext, Slang::RenderApiFlag::Vulkan);
}
} // namespace gfx_test
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