CompressedTextureFormatTests.cpp | Explore in Territory

// Copyright 2019 The Dawn & Tint Authors
//
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//    this list of conditions and the following disclaimer in the documentation
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#include <vector>

#include "dawn/common/Assert.h"
#include "dawn/common/Constants.h"
#include "dawn/common/Math.h"
#include "dawn/tests/DawnTest.h"
#include "dawn/utils/ComboRenderPipelineDescriptor.h"
#include "dawn/utils/TestUtils.h"
#include "dawn/utils/TextureUtils.h"
#include "dawn/utils/WGPUHelpers.h"

namespace dawn {
namespace {

// The helper struct to configure the copies between buffers and textures.
struct CopyConfig { … };

TextureFormat;
DAWN_TEST_PARAM_STRUCT(…);

class CompressedTextureFormatTest : public DawnTestWithParams<CompressedTextureFormatTestParams> { … };

// Test copying into the whole texture with 2x2 blocks and sampling from it.
TEST_P(CompressedTextureFormatTest, Basic) { … }

// Test copying into the whole cube texture with 2x2 blocks and sampling from it.
// Made for compatibility mode.
TEST_P(CompressedTextureFormatTest, Cube) { … }

// Test copying into a sub-region of a texture works correctly.
TEST_P(CompressedTextureFormatTest, CopyIntoSubRegion) { … }

// Test copying into the non-zero layer of a 2D array texture works correctly.
TEST_P(CompressedTextureFormatTest, CopyIntoNonZeroArrayLayer) { … }

// Test copying into a non-zero mipmap level of a texture.
TEST_P(CompressedTextureFormatTest, CopyBufferIntoNonZeroMipmapLevel) { … }

// Test texture-to-texture whole-size copies.
TEST_P(CompressedTextureFormatTest, CopyWholeTextureSubResourceIntoNonZeroMipmapLevel) { … }

// Test texture-to-texture partial copies where the physical size of the destination subresource is
// different from its virtual size.
TEST_P(CompressedTextureFormatTest, CopyIntoSubresourceWithPhysicalSizeNotEqualToVirtualSize) { … }

// Test texture-to-texture partial copies where the physical size of the source subresource is
// different from its virtual size.
TEST_P(CompressedTextureFormatTest, CopyFromSubresourceWithPhysicalSizeNotEqualToVirtualSize) { … }

// Test recording two texture-to-texture partial copies where the physical size of the source
// subresource is different from its virtual size into one command buffer.
TEST_P(CompressedTextureFormatTest, MultipleCopiesWithPhysicalSizeNotEqualToVirtualSize) { … }

// A regression test for a bug for the toggle UseTemporaryBufferInCompressedTextureToTextureCopy on
// Vulkan backend: test texture-to-texture partial copies with multiple array layers where the
// physical size of the source subresource is different from its virtual size.
TEST_P(CompressedTextureFormatTest, CopyWithMultipleLayerAndPhysicalSizeNotEqualToVirtualSize) { … }

// Test the special case of the B2T copies on the D3D12 backend that the buffer offset and texture
// extent exactly fit the RowPitch.
TEST_P(CompressedTextureFormatTest, BufferOffsetAndExtentFitRowPitch) { … }

// Test the special case of the B2T copies on the D3D12 backend that the buffer offset exceeds the
// slice pitch (slicePitch = bytesPerRow * (rowsPerImage / blockHeightInTexels)). On D3D12
// backend the texelOffset.y will be greater than 0 after calcuting the texelOffset in the function
// ComputeTexelOffsets().
TEST_P(CompressedTextureFormatTest, BufferOffsetExceedsSlicePitch) { … }

// Test the special case of the B2T copies on the D3D12 backend that the buffer offset and texture
// extent exceed the RowPitch. On D3D12 backend two copies are required for this case.
TEST_P(CompressedTextureFormatTest, CopyWithBufferOffsetAndExtentExceedRowPitch) { … }

// Test the special case of the B2T copies on the D3D12 backend that the slicePitch is equal to the
// bytesPerRow. On D3D12 backend the texelOffset.z will be greater than 0 after calcuting the
// texelOffset in the function ComputeTexelOffsets().
TEST_P(CompressedTextureFormatTest, RowPitchEqualToSlicePitch) { … }

// Test the workaround in the B2T copies when (bufferSize - bufferOffset < bytesPerImage *
// copyExtent.depthOrArrayLayers) on Metal backends. As copyExtent.depthOrArrayLayers can only be 1
// for compressed formats, on Metal backend we will use two copies to implement such copy.
TEST_P(CompressedTextureFormatTest, LargeImageHeight) { … }

// Test the workaround in the B2T copies when (bufferSize - bufferOffset < bytesPerImage *
// copyExtent.depthOrArrayLayers) and copyExtent needs to be clamped.
TEST_P(CompressedTextureFormatTest, LargeImageHeightAndClampedCopyExtent) { … }

// Test copying a whole 2D array texture with array layer count > 1 in one copy command works with
// compressed formats.
TEST_P(CompressedTextureFormatTest, CopyWhole2DArrayTexture) { … }

// Test copying a multiple 2D texture array layers in one copy command works.
TEST_P(CompressedTextureFormatTest, CopyMultiple2DArrayLayers) { … }

DAWN_INSTANTIATE_TEST_P(…);

// Suite of regression tests that target specific compression types.
class CompressedTextureFormatSpecificTest : public DawnTest { … };

// Testing a special code path: clearing a non-renderable texture when DynamicUploader
// is unaligned doesn't throw validation errors.
TEST_P(CompressedTextureFormatSpecificTest, BC1RGBAUnorm_UnalignedDynamicUploader) { … }

DAWN_INSTANTIATE_TEST(…);

class CompressedTextureWriteTextureTest : public CompressedTextureFormatTest { … };

// Test WriteTexture to a 2D texture with all parameters non-defaults.
TEST_P(CompressedTextureWriteTextureTest, Basic) { … }

// Test writing to multiple 2D texture array layers.
TEST_P(CompressedTextureWriteTextureTest, WriteMultiple2DArrayLayers) { … }

// Test writing textures where the physical size of the destination subresource is different from
// its virtual size.
TEST_P(CompressedTextureWriteTextureTest,
       WriteIntoSubresourceWithPhysicalSizeNotEqualToVirtualSize) { … }

DAWN_INSTANTIATE_TEST_P(…);

}  // anonymous namespace
}  // namespace dawn
chromium/third_party/dawn/src/dawn/tests/end2end/CompressedTextureFormatTests.cpp
