| // Copyright 2017 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "tests/DawnTest.h" |
| |
| #include <array> |
| #include "common/Constants.h" |
| #include "common/Math.h" |
| #include "utils/WGPUHelpers.h" |
| |
| class CopyTests : public DawnTest { |
| protected: |
| static constexpr unsigned int kBytesPerTexel = 4; |
| |
| struct TextureSpec { |
| uint32_t width; |
| uint32_t height; |
| uint32_t x; |
| uint32_t y; |
| uint32_t copyWidth; |
| uint32_t copyHeight; |
| uint32_t level; |
| uint32_t arraySize = 1u; |
| }; |
| |
| struct BufferSpec { |
| uint64_t size; |
| uint64_t offset; |
| uint32_t bytesPerRow; |
| }; |
| |
| static void FillTextureData(uint32_t width, |
| uint32_t height, |
| uint32_t texelsPerRow, |
| uint32_t layer, |
| RGBA8* data) { |
| for (uint32_t y = 0; y < height; ++y) { |
| for (uint32_t x = 0; x < width; ++x) { |
| uint32_t i = x + y * texelsPerRow; |
| data[i] = RGBA8(static_cast<uint8_t>((x + layer * x) % 256), |
| static_cast<uint8_t>((y + layer * y) % 256), |
| static_cast<uint8_t>(x / 256), static_cast<uint8_t>(y / 256)); |
| } |
| } |
| } |
| |
| BufferSpec MinimumBufferSpec(uint32_t width, uint32_t height) { |
| uint32_t bytesPerRow = Align(width * kBytesPerTexel, kTextureBytesPerRowAlignment); |
| return {bytesPerRow * (height - 1) + width * kBytesPerTexel, 0, bytesPerRow}; |
| } |
| |
| static void PackTextureData(const RGBA8* srcData, uint32_t width, uint32_t height, uint32_t srcTexelsPerRow, RGBA8* dstData, uint32_t dstTexelsPerRow) { |
| for (unsigned int y = 0; y < height; ++y) { |
| for (unsigned int x = 0; x < width; ++x) { |
| unsigned int src = x + y * srcTexelsPerRow; |
| unsigned int dst = x + y * dstTexelsPerRow; |
| dstData[dst] = srcData[src]; |
| } |
| } |
| } |
| }; |
| |
| class CopyTests_T2B : public CopyTests { |
| protected: |
| |
| void DoTest(const TextureSpec& textureSpec, const BufferSpec& bufferSpec) { |
| // Create a texture that is `width` x `height` with (`level` + 1) mip levels. |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = textureSpec.width; |
| descriptor.size.height = textureSpec.height; |
| descriptor.size.depth = textureSpec.arraySize; |
| descriptor.sampleCount = 1; |
| descriptor.format = wgpu::TextureFormat::RGBA8Unorm; |
| descriptor.mipLevelCount = textureSpec.level + 1; |
| descriptor.usage = wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::CopySrc; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| uint32_t width = textureSpec.width >> textureSpec.level; |
| uint32_t height = textureSpec.height >> textureSpec.level; |
| uint32_t bytesPerRow = Align(kBytesPerTexel * width, kTextureBytesPerRowAlignment); |
| uint32_t texelsPerRow = bytesPerRow / kBytesPerTexel; |
| uint32_t texelCountPerLayer = texelsPerRow * (height - 1) + width; |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| |
| std::vector<std::vector<RGBA8>> textureArrayData(textureSpec.arraySize); |
| for (uint32_t slice = 0; slice < textureSpec.arraySize; ++slice) { |
| textureArrayData[slice].resize(texelCountPerLayer); |
| FillTextureData(width, height, bytesPerRow / kBytesPerTexel, slice, |
| textureArrayData[slice].data()); |
| |
| // Create an upload buffer and use it to populate the current slice of the texture in `level` mip level |
| wgpu::Buffer uploadBuffer = utils::CreateBufferFromData( |
| device, textureArrayData[slice].data(), |
| static_cast<uint32_t>(sizeof(RGBA8) * textureArrayData[slice].size()), |
| wgpu::BufferUsage::CopySrc); |
| wgpu::BufferCopyView bufferCopyView = |
| utils::CreateBufferCopyView(uploadBuffer, 0, bytesPerRow, 0); |
| wgpu::TextureCopyView textureCopyView = |
| utils::CreateTextureCopyView(texture, textureSpec.level, slice, {0, 0, 0}); |
| wgpu::Extent3D copySize = {width, height, 1}; |
| encoder.CopyBufferToTexture(&bufferCopyView, &textureCopyView, ©Size); |
| } |
| |
| // Create a buffer of size `size * textureSpec.arrayLayer` and populate it with empty |
| // data (0,0,0,0) Note: Prepopulating the buffer with empty data ensures that there is |
| // not random data in the expectation and helps ensure that the padding due to the bytes |
| // per row is not modified by the copy |
| wgpu::BufferDescriptor bufDescriptor; |
| bufDescriptor.size = bufferSpec.size * textureSpec.arraySize; |
| bufDescriptor.usage = wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst; |
| wgpu::Buffer buffer = device.CreateBuffer(&bufDescriptor); |
| std::vector<RGBA8> emptyData(bufferSpec.size / kBytesPerTexel * textureSpec.arraySize); |
| queue.WriteBuffer(buffer, 0, emptyData.data(), |
| static_cast<uint32_t>(emptyData.size() * sizeof(RGBA8))); |
| |
| uint64_t bufferOffset = bufferSpec.offset; |
| for (uint32_t slice = 0; slice < textureSpec.arraySize; ++slice) { |
| // Copy the region [(`x`, `y`), (`x + copyWidth, `y + copyWidth`)] from the `level` |
| // mip into the buffer at `offset + bufferSpec.size * slice` and `bytesPerRow` |
| wgpu::TextureCopyView textureCopyView = utils::CreateTextureCopyView( |
| texture, textureSpec.level, slice, {textureSpec.x, textureSpec.y, 0}); |
| wgpu::BufferCopyView bufferCopyView = |
| utils::CreateBufferCopyView(buffer, bufferOffset, bufferSpec.bytesPerRow, 0); |
| wgpu::Extent3D copySize = {textureSpec.copyWidth, textureSpec.copyHeight, 1}; |
| encoder.CopyTextureToBuffer(&textureCopyView, &bufferCopyView, ©Size); |
| bufferOffset += bufferSpec.size; |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| bufferOffset = bufferSpec.offset; |
| std::vector<RGBA8> expected(bufferSpec.bytesPerRow / kBytesPerTexel * |
| (textureSpec.copyHeight - 1) + |
| textureSpec.copyWidth); |
| for (uint32_t slice = 0; slice < textureSpec.arraySize; ++slice) { |
| // Pack the data used to create the upload buffer in the specified copy region to have the same format as the expected buffer data. |
| std::fill(expected.begin(), expected.end(), RGBA8()); |
| PackTextureData( |
| &textureArrayData[slice][textureSpec.x + |
| textureSpec.y * (bytesPerRow / kBytesPerTexel)], |
| textureSpec.copyWidth, textureSpec.copyHeight, bytesPerRow / kBytesPerTexel, |
| expected.data(), bufferSpec.bytesPerRow / kBytesPerTexel); |
| |
| EXPECT_BUFFER_U32_RANGE_EQ(reinterpret_cast<const uint32_t*>(expected.data()), |
| buffer, bufferOffset, |
| static_cast<uint32_t>(expected.size())) |
| << "Texture to Buffer copy failed copying region [(" << textureSpec.x << ", " |
| << textureSpec.y << "), (" << textureSpec.x + textureSpec.copyWidth << ", " |
| << textureSpec.y + textureSpec.copyHeight << ")) from " << textureSpec.width |
| << " x " << textureSpec.height << " texture at mip level " << textureSpec.level |
| << " layer " << slice << " to " << bufDescriptor.size |
| << "-byte buffer with offset " << bufferOffset << " and bytes per row " |
| << bufferSpec.bytesPerRow << std::endl; |
| |
| bufferOffset += bufferSpec.size; |
| } |
| } |
| |
| |
| }; |
| |
| class CopyTests_B2T : public CopyTests { |
| protected: |
| static void FillBufferData(RGBA8* data, size_t count) { |
| for (size_t i = 0; i < count; ++i) { |
| data[i] = RGBA8( |
| static_cast<uint8_t>(i % 256), |
| static_cast<uint8_t>((i / 256) % 256), |
| static_cast<uint8_t>((i / 256 / 256) % 256), |
| 255); |
| } |
| } |
| |
| void DoTest(const TextureSpec& textureSpec, const BufferSpec& bufferSpec) { |
| // Create a buffer of size `size` and populate it with data |
| wgpu::BufferDescriptor bufDescriptor; |
| bufDescriptor.size = bufferSpec.size; |
| bufDescriptor.usage = wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst; |
| wgpu::Buffer buffer = device.CreateBuffer(&bufDescriptor); |
| |
| std::vector<RGBA8> bufferData(bufferSpec.size / kBytesPerTexel); |
| FillBufferData(bufferData.data(), bufferData.size()); |
| queue.WriteBuffer(buffer, 0, bufferData.data(), |
| static_cast<uint32_t>(bufferData.size() * sizeof(RGBA8))); |
| |
| // Create a texture that is `width` x `height` with (`level` + 1) mip levels. |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = textureSpec.width; |
| descriptor.size.height = textureSpec.height; |
| descriptor.size.depth = 1; |
| descriptor.sampleCount = 1; |
| descriptor.format = wgpu::TextureFormat::RGBA8Unorm; |
| descriptor.mipLevelCount = textureSpec.level + 1; |
| descriptor.usage = wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::CopySrc; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| |
| // Create an upload buffer filled with empty data and use it to populate the `level` mip of |
| // the texture Note: Prepopulating the texture with empty data ensures that there is not |
| // random data in the expectation and helps ensure that the padding due to the bytes per row |
| // is not modified by the copy |
| { |
| uint32_t width = textureSpec.width >> textureSpec.level; |
| uint32_t height = textureSpec.height >> textureSpec.level; |
| uint32_t bytesPerRow = Align(kBytesPerTexel * width, kTextureBytesPerRowAlignment); |
| uint32_t texelsPerRow = bytesPerRow / kBytesPerTexel; |
| uint32_t texelCount = texelsPerRow * (height - 1) + width; |
| |
| std::vector<RGBA8> emptyData(texelCount); |
| wgpu::Buffer uploadBuffer = utils::CreateBufferFromData( |
| device, emptyData.data(), static_cast<uint32_t>(sizeof(RGBA8) * emptyData.size()), |
| wgpu::BufferUsage::CopySrc); |
| wgpu::BufferCopyView bufferCopyView = |
| utils::CreateBufferCopyView(uploadBuffer, 0, bytesPerRow, 0); |
| wgpu::TextureCopyView textureCopyView = |
| utils::CreateTextureCopyView(texture, textureSpec.level, 0, {0, 0, 0}); |
| wgpu::Extent3D copySize = {width, height, 1}; |
| encoder.CopyBufferToTexture(&bufferCopyView, &textureCopyView, ©Size); |
| } |
| |
| // Copy to the region [(`x`, `y`), (`x + copyWidth, `y + copyWidth`)] at the `level` mip |
| // from the buffer at the specified `offset` and `bytesPerRow` |
| { |
| wgpu::BufferCopyView bufferCopyView = |
| utils::CreateBufferCopyView(buffer, bufferSpec.offset, bufferSpec.bytesPerRow, 0); |
| wgpu::TextureCopyView textureCopyView = utils::CreateTextureCopyView( |
| texture, textureSpec.level, 0, {textureSpec.x, textureSpec.y, 0}); |
| wgpu::Extent3D copySize = {textureSpec.copyWidth, textureSpec.copyHeight, 1}; |
| encoder.CopyBufferToTexture(&bufferCopyView, &textureCopyView, ©Size); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| // Pack the data used to create the buffer in the specified copy region to have the same format as the expected texture data. |
| uint32_t bytesPerRow = |
| Align(kBytesPerTexel * textureSpec.copyWidth, kTextureBytesPerRowAlignment); |
| std::vector<RGBA8> expected(bytesPerRow / kBytesPerTexel * (textureSpec.copyHeight - 1) + |
| textureSpec.copyWidth); |
| PackTextureData(&bufferData[bufferSpec.offset / kBytesPerTexel], textureSpec.copyWidth, |
| textureSpec.copyHeight, bufferSpec.bytesPerRow / kBytesPerTexel, |
| expected.data(), textureSpec.copyWidth); |
| |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), texture, textureSpec.x, textureSpec.y, |
| textureSpec.copyWidth, textureSpec.copyHeight, textureSpec.level, 0) |
| << "Buffer to Texture copy failed copying " << bufferSpec.size |
| << "-byte buffer with offset " << bufferSpec.offset << " and bytes per row " |
| << bufferSpec.bytesPerRow << " to [(" << textureSpec.x << ", " << textureSpec.y |
| << "), (" << textureSpec.x + textureSpec.copyWidth << ", " |
| << textureSpec.y + textureSpec.copyHeight << ")) region of " << textureSpec.width |
| << " x " << textureSpec.height << " texture at mip level " << textureSpec.level |
| << std::endl; |
| } |
| |
| |
| }; |
| |
| class CopyTests_T2T : public CopyTests { |
| struct TextureSpec { |
| uint32_t width; |
| uint32_t height; |
| uint32_t x; |
| uint32_t y; |
| uint32_t level; |
| uint32_t arraySize = 1u; |
| uint32_t baseArrayLayer = 0u; |
| }; |
| |
| struct CopySize { |
| uint32_t width; |
| uint32_t height; |
| uint32_t arrayLayerCount = 1u; |
| }; |
| |
| protected: |
| void DoTest(const TextureSpec& srcSpec, |
| const TextureSpec& dstSpec, |
| const CopySize& copy, |
| bool copyWithinSameTexture = false) { |
| wgpu::TextureDescriptor srcDescriptor; |
| srcDescriptor.dimension = wgpu::TextureDimension::e2D; |
| srcDescriptor.size.width = srcSpec.width; |
| srcDescriptor.size.height = srcSpec.height; |
| srcDescriptor.size.depth = srcSpec.arraySize; |
| srcDescriptor.sampleCount = 1; |
| srcDescriptor.format = wgpu::TextureFormat::RGBA8Unorm; |
| srcDescriptor.mipLevelCount = srcSpec.level + 1; |
| srcDescriptor.usage = wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::CopyDst; |
| wgpu::Texture srcTexture = device.CreateTexture(&srcDescriptor); |
| |
| wgpu::Texture dstTexture; |
| if (copyWithinSameTexture) { |
| dstTexture = srcTexture; |
| } else { |
| wgpu::TextureDescriptor dstDescriptor; |
| dstDescriptor.dimension = wgpu::TextureDimension::e2D; |
| dstDescriptor.size.width = dstSpec.width; |
| dstDescriptor.size.height = dstSpec.height; |
| dstDescriptor.size.depth = dstSpec.arraySize; |
| dstDescriptor.sampleCount = 1; |
| dstDescriptor.format = wgpu::TextureFormat::RGBA8Unorm; |
| dstDescriptor.mipLevelCount = dstSpec.level + 1; |
| dstDescriptor.usage = wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::CopyDst; |
| dstTexture = device.CreateTexture(&dstDescriptor); |
| } |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| |
| // Create an upload buffer and use it to populate the current slice of the texture in |
| // `level` mip level |
| uint32_t width = srcSpec.width >> srcSpec.level; |
| uint32_t height = srcSpec.height >> srcSpec.level; |
| uint32_t bytesPerRow = Align(kBytesPerTexel * width, kTextureBytesPerRowAlignment); |
| uint32_t texelsPerRow = bytesPerRow / kBytesPerTexel; |
| uint32_t texelCountPerLayer = texelsPerRow * (height - 1) + width; |
| |
| // TODO(jiawei.shao@intel.com): support copying into multiple contiguous array layers in one |
| // copyBufferToTexture() call. |
| std::vector<std::vector<RGBA8>> textureArrayCopyData(copy.arrayLayerCount); |
| for (uint32_t slice = 0; slice < copy.arrayLayerCount; ++slice) { |
| textureArrayCopyData[slice].resize(texelCountPerLayer); |
| FillTextureData(width, height, bytesPerRow / kBytesPerTexel, slice, |
| textureArrayCopyData[slice].data()); |
| |
| wgpu::Buffer uploadBuffer = utils::CreateBufferFromData( |
| device, textureArrayCopyData[slice].data(), |
| static_cast<uint32_t>(sizeof(RGBA8) * textureArrayCopyData[slice].size()), |
| wgpu::BufferUsage::CopySrc); |
| wgpu::BufferCopyView bufferCopyView = |
| utils::CreateBufferCopyView(uploadBuffer, 0, bytesPerRow, 0); |
| wgpu::TextureCopyView textureCopyView = utils::CreateTextureCopyView( |
| srcTexture, srcSpec.level, srcSpec.baseArrayLayer + slice, {0, 0, 0}); |
| wgpu::Extent3D bufferCopySize = {width, height, 1}; |
| |
| encoder.CopyBufferToTexture(&bufferCopyView, &textureCopyView, &bufferCopySize); |
| } |
| |
| // Perform the texture to texture copy |
| wgpu::TextureCopyView srcTextureCopyView = utils::CreateTextureCopyView( |
| srcTexture, srcSpec.level, srcSpec.baseArrayLayer, {srcSpec.x, srcSpec.y, 0}); |
| wgpu::TextureCopyView dstTextureCopyView = utils::CreateTextureCopyView( |
| dstTexture, dstSpec.level, dstSpec.baseArrayLayer, {dstSpec.x, dstSpec.y, 0}); |
| wgpu::Extent3D copySize = {copy.width, copy.height, copy.arrayLayerCount}; |
| encoder.CopyTextureToTexture(&srcTextureCopyView, &dstTextureCopyView, ©Size); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| std::vector<RGBA8> expected(bytesPerRow / kBytesPerTexel * (copy.height - 1) + copy.width); |
| for (uint32_t slice = 0; slice < copy.arrayLayerCount; ++slice) { |
| std::fill(expected.begin(), expected.end(), RGBA8()); |
| PackTextureData(&textureArrayCopyData[slice][srcSpec.x + srcSpec.y * (bytesPerRow / |
| kBytesPerTexel)], |
| copy.width, copy.height, texelsPerRow, expected.data(), copy.width); |
| |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), dstTexture, dstSpec.x, dstSpec.y, copy.width, |
| copy.height, dstSpec.level, dstSpec.baseArrayLayer + slice) |
| << "Texture to Texture copy failed copying region [(" << srcSpec.x << ", " |
| << srcSpec.y << "), (" << srcSpec.x + copy.width << ", " << srcSpec.y + copy.height |
| << ")) from " << srcSpec.width << " x " << srcSpec.height |
| << " texture at mip level " << srcSpec.level << " layer " |
| << srcSpec.baseArrayLayer + slice << " to [(" << dstSpec.x << ", " << dstSpec.y |
| << "), (" << dstSpec.x + copy.width << ", " << dstSpec.y + copy.height |
| << ")) region of " << dstSpec.width << " x " << dstSpec.height |
| << " texture at mip level " << dstSpec.level << " layer " |
| << dstSpec.baseArrayLayer + slice << std::endl; |
| } |
| } |
| }; |
| |
| class CopyTests_B2B : public DawnTest { |
| protected: |
| // This is the same signature as CopyBufferToBuffer except that the buffers are replaced by |
| // only their size. |
| void DoTest(uint64_t sourceSize, |
| uint64_t sourceOffset, |
| uint64_t destinationSize, |
| uint64_t destinationOffset, |
| uint64_t copySize) { |
| ASSERT(sourceSize % 4 == 0); |
| ASSERT(destinationSize % 4 == 0); |
| |
| // Create our two test buffers, destination filled with zeros, source filled with non-zeroes |
| std::vector<uint32_t> zeroes(static_cast<size_t>(destinationSize / sizeof(uint32_t))); |
| wgpu::Buffer destination = |
| utils::CreateBufferFromData(device, zeroes.data(), zeroes.size() * sizeof(uint32_t), |
| wgpu::BufferUsage::CopyDst | wgpu::BufferUsage::CopySrc); |
| |
| std::vector<uint32_t> sourceData(static_cast<size_t>(sourceSize / sizeof(uint32_t))); |
| for (size_t i = 0; i < sourceData.size(); i++) { |
| sourceData[i] = i + 1; |
| } |
| wgpu::Buffer source = utils::CreateBufferFromData(device, sourceData.data(), |
| sourceData.size() * sizeof(uint32_t), |
| wgpu::BufferUsage::CopySrc); |
| |
| // Submit the copy |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, sourceOffset, destination, destinationOffset, copySize); |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| // Check destination is exactly the expected content. |
| EXPECT_BUFFER_U32_RANGE_EQ(zeroes.data(), destination, 0, |
| destinationOffset / sizeof(uint32_t)); |
| EXPECT_BUFFER_U32_RANGE_EQ(sourceData.data() + sourceOffset / sizeof(uint32_t), destination, |
| destinationOffset, copySize / sizeof(uint32_t)); |
| uint64_t copyEnd = destinationOffset + copySize; |
| EXPECT_BUFFER_U32_RANGE_EQ(zeroes.data(), destination, copyEnd, |
| (destinationSize - copyEnd) / sizeof(uint32_t)); |
| } |
| }; |
| |
| // Test that copying an entire texture with 256-byte aligned dimensions works |
| TEST_P(CopyTests_T2B, FullTextureAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that copying an entire texture without 256-byte aligned dimensions works |
| TEST_P(CopyTests_T2B, FullTextureUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that reading pixels from a 256-byte aligned texture works |
| TEST_P(CopyTests_T2B, PixelReadAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| BufferSpec pixelBuffer = MinimumBufferSpec(1, 1); |
| DoTest({ kWidth, kHeight, 0, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, 0, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 3, kHeight / 7, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 7, kHeight / 3, 1, 1, 0 }, pixelBuffer); |
| } |
| |
| // Test that copying pixels from a texture that is not 256-byte aligned works |
| TEST_P(CopyTests_T2B, PixelReadUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| BufferSpec pixelBuffer = MinimumBufferSpec(1, 1); |
| DoTest({ kWidth, kHeight, 0, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, 0, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 3, kHeight / 7, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 7, kHeight / 3, 1, 1, 0 }, pixelBuffer); |
| } |
| |
| // Test that copying regions with 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, TextureRegionAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {64, 128, 256}) { |
| for (unsigned int h : { 16, 32, 48 }) { |
| DoTest({ kWidth, kHeight, 0, 0, w, h, 0 }, MinimumBufferSpec(w, h)); |
| } |
| } |
| } |
| |
| // Test that copying regions without 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, TextureRegionUnaligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {13, 63, 65}) { |
| for (unsigned int h : { 17, 19, 63 }) { |
| DoTest({ kWidth, kHeight, 0, 0, w, h, 0 }, MinimumBufferSpec(w, h)); |
| } |
| } |
| } |
| |
| // Test that copying mips with 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, TextureMipAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| // Test that copying mips without 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, TextureMipUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| // Test that copying with a 512-byte aligned buffer offset works |
| TEST_P(CopyTests_T2B, OffsetBufferAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 0; i < 3; ++i) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| uint64_t offset = 512 * i; |
| bufferSpec.size += offset; |
| bufferSpec.offset += offset; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying without a 512-byte aligned buffer offset works |
| TEST_P(CopyTests_T2B, OffsetBufferUnaligned) { |
| constexpr uint32_t kWidth = 128; |
| constexpr uint32_t kHeight = 128; |
| for (uint32_t i = kBytesPerTexel; i < 512; i += kBytesPerTexel * 9) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| bufferSpec.size += i; |
| bufferSpec.offset += i; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying without a 512-byte aligned buffer offset that is greater than the bytes per row |
| // works |
| TEST_P(CopyTests_T2B, OffsetBufferUnalignedSmallRowPitch) { |
| constexpr uint32_t kWidth = 32; |
| constexpr uint32_t kHeight = 128; |
| for (uint32_t i = 256 + kBytesPerTexel; i < 512; i += kBytesPerTexel * 9) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| bufferSpec.size += i; |
| bufferSpec.offset += i; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying with a greater bytes per row than needed on a 256-byte aligned texture works |
| TEST_P(CopyTests_T2B, RowPitchAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| for (unsigned int i = 1; i < 4; ++i) { |
| bufferSpec.bytesPerRow += 256; |
| bufferSpec.size += 256 * kHeight; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying with a greater bytes per row than needed on a texture that is not 256-byte |
| // aligned works |
| TEST_P(CopyTests_T2B, RowPitchUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| for (unsigned int i = 1; i < 4; ++i) { |
| bufferSpec.bytesPerRow += 256; |
| bufferSpec.size += 256 * kHeight; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying regions of each texture 2D array layer works |
| TEST_P(CopyTests_T2B, Texture2DArrayRegion) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| constexpr uint32_t kLayers = 6u; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0, kLayers }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that copying texture 2D array mips with 256-byte aligned sizes works |
| TEST_P(CopyTests_T2B, Texture2DArrayMip) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| constexpr uint32_t kLayers = 6u; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i, kLayers }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| DAWN_INSTANTIATE_TEST(CopyTests_T2B, D3D12Backend(), MetalBackend(), OpenGLBackend(), VulkanBackend()); |
| |
| // Test that copying an entire texture with 256-byte aligned dimensions works |
| TEST_P(CopyTests_B2T, FullTextureAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that copying an entire texture without 256-byte aligned dimensions works |
| TEST_P(CopyTests_B2T, FullTextureUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, MinimumBufferSpec(kWidth, kHeight)); |
| } |
| |
| // Test that reading pixels from a 256-byte aligned texture works |
| TEST_P(CopyTests_B2T, PixelReadAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| BufferSpec pixelBuffer = MinimumBufferSpec(1, 1); |
| DoTest({ kWidth, kHeight, 0, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, 0, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 3, kHeight / 7, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 7, kHeight / 3, 1, 1, 0 }, pixelBuffer); |
| } |
| |
| // Test that copying pixels from a texture that is not 256-byte aligned works |
| TEST_P(CopyTests_B2T, PixelReadUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| BufferSpec pixelBuffer = MinimumBufferSpec(1, 1); |
| DoTest({ kWidth, kHeight, 0, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, 0, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, 0, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth - 1, kHeight - 1, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 3, kHeight / 7, 1, 1, 0 }, pixelBuffer); |
| DoTest({ kWidth, kHeight, kWidth / 7, kHeight / 3, 1, 1, 0 }, pixelBuffer); |
| } |
| |
| // Test that copying regions with 256-byte aligned sizes works |
| TEST_P(CopyTests_B2T, TextureRegionAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {64, 128, 256}) { |
| for (unsigned int h : { 16, 32, 48 }) { |
| DoTest({ kWidth, kHeight, 0, 0, w, h, 0 }, MinimumBufferSpec(w, h)); |
| } |
| } |
| } |
| |
| // Test that copying regions without 256-byte aligned sizes works |
| TEST_P(CopyTests_B2T, TextureRegionUnaligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {13, 63, 65}) { |
| for (unsigned int h : { 17, 19, 63 }) { |
| DoTest({ kWidth, kHeight, 0, 0, w, h, 0 }, MinimumBufferSpec(w, h)); |
| } |
| } |
| } |
| |
| // Test that copying mips with 256-byte aligned sizes works |
| TEST_P(CopyTests_B2T, TextureMipAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| // Test that copying mips without 256-byte aligned sizes works |
| TEST_P(CopyTests_B2T, TextureMipUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({ kWidth, kHeight, 0, 0, kWidth >> i, kHeight >> i, i }, MinimumBufferSpec(kWidth >> i, kHeight >> i)); |
| } |
| } |
| |
| // Test that copying with a 512-byte aligned buffer offset works |
| TEST_P(CopyTests_B2T, OffsetBufferAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 0; i < 3; ++i) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| uint64_t offset = 512 * i; |
| bufferSpec.size += offset; |
| bufferSpec.offset += offset; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying without a 512-byte aligned buffer offset works |
| TEST_P(CopyTests_B2T, OffsetBufferUnaligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (uint32_t i = kBytesPerTexel; i < 512; i += kBytesPerTexel * 9) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| bufferSpec.size += i; |
| bufferSpec.offset += i; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying without a 512-byte aligned buffer offset that is greater than the bytes per row |
| // works |
| TEST_P(CopyTests_B2T, OffsetBufferUnalignedSmallRowPitch) { |
| constexpr uint32_t kWidth = 32; |
| constexpr uint32_t kHeight = 128; |
| for (uint32_t i = 256 + kBytesPerTexel; i < 512; i += kBytesPerTexel * 9) { |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| bufferSpec.size += i; |
| bufferSpec.offset += i; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying with a greater bytes per row than needed on a 256-byte aligned texture works |
| TEST_P(CopyTests_B2T, RowPitchAligned) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| for (unsigned int i = 1; i < 4; ++i) { |
| bufferSpec.bytesPerRow += 256; |
| bufferSpec.size += 256 * kHeight; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| // Test that copying with a greater bytes per row than needed on a texture that is not 256-byte |
| // aligned works |
| TEST_P(CopyTests_B2T, RowPitchUnaligned) { |
| constexpr uint32_t kWidth = 259; |
| constexpr uint32_t kHeight = 127; |
| BufferSpec bufferSpec = MinimumBufferSpec(kWidth, kHeight); |
| for (unsigned int i = 1; i < 4; ++i) { |
| bufferSpec.bytesPerRow += 256; |
| bufferSpec.size += 256 * kHeight; |
| DoTest({ kWidth, kHeight, 0, 0, kWidth, kHeight, 0 }, bufferSpec); |
| } |
| } |
| |
| DAWN_INSTANTIATE_TEST(CopyTests_B2T, D3D12Backend(), MetalBackend(), OpenGLBackend(), VulkanBackend()); |
| |
| TEST_P(CopyTests_T2T, Texture) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| DoTest({kWidth, kHeight, 0, 0, 0}, {kWidth, kHeight, 0, 0, 0}, {kWidth, kHeight}); |
| } |
| |
| TEST_P(CopyTests_T2T, TextureRegion) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int w : {64, 128, 256}) { |
| for (unsigned int h : {16, 32, 48}) { |
| DoTest({kWidth, kHeight, 0, 0, 0, 1}, {kWidth, kHeight, 0, 0, 0, 1}, {w, h}); |
| } |
| } |
| } |
| |
| // Test copying the whole 2D array texture. |
| TEST_P(CopyTests_T2T, Texture2DArray) { |
| // TODO(jiawei.shao@intel.com): investigate why this test fails with swiftshader. |
| DAWN_SKIP_TEST_IF(IsSwiftshader()); |
| |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| constexpr uint32_t kLayers = 6u; |
| DoTest({kWidth, kHeight, 0, 0, 0, kLayers}, {kWidth, kHeight, 0, 0, 0, kLayers}, |
| {kWidth, kHeight, kLayers}); |
| } |
| |
| // Test copying a subresource region of the 2D array texture. |
| TEST_P(CopyTests_T2T, Texture2DArrayRegion) { |
| // TODO(jiawei.shao@intel.com): investigate why this test fails with swiftshader. |
| DAWN_SKIP_TEST_IF(IsSwiftshader()); |
| |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| constexpr uint32_t kLayers = 6u; |
| for (unsigned int w : {64, 128, 256}) { |
| for (unsigned int h : {16, 32, 48}) { |
| DoTest({kWidth, kHeight, 0, 0, 0, kLayers}, {kWidth, kHeight, 0, 0, 0, kLayers}, |
| {w, h, kLayers}); |
| } |
| } |
| } |
| |
| // Test copying one slice of a 2D array texture. |
| TEST_P(CopyTests_T2T, Texture2DArrayCopyOneSlice) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| constexpr uint32_t kLayers = 6u; |
| constexpr uint32_t kSrcBaseLayer = 1u; |
| constexpr uint32_t kDstBaseLayer = 3u; |
| DoTest({kWidth, kHeight, 0, 0, 0, kLayers, kSrcBaseLayer}, |
| {kWidth, kHeight, 0, 0, 0, kLayers, kDstBaseLayer}, {kWidth, kHeight, 1u}); |
| } |
| |
| // Test copying multiple contiguous slices of a 2D array texture. |
| TEST_P(CopyTests_T2T, Texture2DArrayCopyMultipleSlices) { |
| // TODO(jiawei.shao@intel.com): investigate why this test fails with swiftshader. |
| DAWN_SKIP_TEST_IF(IsSwiftshader()); |
| |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| constexpr uint32_t kLayers = 6u; |
| constexpr uint32_t kSrcBaseLayer = 0u; |
| constexpr uint32_t kDstBaseLayer = 3u; |
| constexpr uint32_t kCopyArrayLayerCount = 3u; |
| DoTest({kWidth, kHeight, 0, 0, 0, kLayers, kSrcBaseLayer}, |
| {kWidth, kHeight, 0, 0, 0, kLayers, kDstBaseLayer}, |
| {kWidth, kHeight, kCopyArrayLayerCount}); |
| } |
| |
| // Test copying one texture slice within the same texture. |
| TEST_P(CopyTests_T2T, CopyWithinSameTextureOneSlice) { |
| constexpr uint32_t kWidth = 256u; |
| constexpr uint32_t kHeight = 128u; |
| constexpr uint32_t kLayers = 6u; |
| constexpr uint32_t kSrcBaseLayer = 0u; |
| constexpr uint32_t kDstBaseLayer = 3u; |
| constexpr uint32_t kCopyArrayLayerCount = 1u; |
| DoTest({kWidth, kHeight, 0, 0, 0, kLayers, kSrcBaseLayer}, |
| {kWidth, kHeight, 0, 0, 0, kLayers, kDstBaseLayer}, |
| {kWidth, kHeight, kCopyArrayLayerCount}, true); |
| } |
| |
| // Test copying multiple contiguous texture slices within the same texture with non-overlapped |
| // slices. |
| TEST_P(CopyTests_T2T, CopyWithinSameTextureNonOverlappedSlices) { |
| // TODO(jiawei.shao@intel.com): investigate why this test fails with swiftshader. |
| DAWN_SKIP_TEST_IF(IsSwiftshader()); |
| |
| constexpr uint32_t kWidth = 256u; |
| constexpr uint32_t kHeight = 128u; |
| constexpr uint32_t kLayers = 6u; |
| constexpr uint32_t kSrcBaseLayer = 0u; |
| constexpr uint32_t kDstBaseLayer = 3u; |
| constexpr uint32_t kCopyArrayLayerCount = 3u; |
| DoTest({kWidth, kHeight, 0, 0, 0, kLayers, kSrcBaseLayer}, |
| {kWidth, kHeight, 0, 0, 0, kLayers, kDstBaseLayer}, |
| {kWidth, kHeight, kCopyArrayLayerCount}, true); |
| } |
| |
| TEST_P(CopyTests_T2T, TextureMip) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({kWidth, kHeight, 0, 0, i}, {kWidth, kHeight, 0, 0, i}, {kWidth >> i, kHeight >> i}); |
| } |
| } |
| |
| TEST_P(CopyTests_T2T, SingleMipSrcMultipleMipDst) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({kWidth >> i, kHeight >> i, 0, 0, 0}, {kWidth, kHeight, 0, 0, i}, |
| {kWidth >> i, kHeight >> i}); |
| } |
| } |
| |
| TEST_P(CopyTests_T2T, MultipleMipSrcSingleMipDst) { |
| constexpr uint32_t kWidth = 256; |
| constexpr uint32_t kHeight = 128; |
| for (unsigned int i = 1; i < 4; ++i) { |
| DoTest({kWidth, kHeight, 0, 0, i}, {kWidth >> i, kHeight >> i, 0, 0, 0}, |
| {kWidth >> i, kHeight >> i}); |
| } |
| } |
| |
| DAWN_INSTANTIATE_TEST(CopyTests_T2T, D3D12Backend(), MetalBackend(), OpenGLBackend(), VulkanBackend()); |
| |
| static constexpr uint64_t kSmallBufferSize = 4; |
| static constexpr uint64_t kLargeBufferSize = 1 << 16; |
| |
| // Test copying full buffers |
| TEST_P(CopyTests_B2B, FullCopy) { |
| DoTest(kSmallBufferSize, 0, kSmallBufferSize, 0, kSmallBufferSize); |
| DoTest(kLargeBufferSize, 0, kLargeBufferSize, 0, kLargeBufferSize); |
| } |
| |
| // Test copying small pieces of a buffer at different corner case offsets |
| TEST_P(CopyTests_B2B, SmallCopyInBigBuffer) { |
| constexpr uint64_t kEndOffset = kLargeBufferSize - kSmallBufferSize; |
| DoTest(kLargeBufferSize, 0, kLargeBufferSize, 0, kSmallBufferSize); |
| DoTest(kLargeBufferSize, kEndOffset, kLargeBufferSize, 0, kSmallBufferSize); |
| DoTest(kLargeBufferSize, 0, kLargeBufferSize, kEndOffset, kSmallBufferSize); |
| DoTest(kLargeBufferSize, kEndOffset, kLargeBufferSize, kEndOffset, kSmallBufferSize); |
| } |
| |
| // Test zero-size copies |
| TEST_P(CopyTests_B2B, ZeroSizedCopy) { |
| DoTest(kLargeBufferSize, 0, kLargeBufferSize, 0, 0); |
| DoTest(kLargeBufferSize, 0, kLargeBufferSize, kLargeBufferSize, 0); |
| DoTest(kLargeBufferSize, kLargeBufferSize, kLargeBufferSize, 0, 0); |
| DoTest(kLargeBufferSize, kLargeBufferSize, kLargeBufferSize, kLargeBufferSize, 0); |
| } |
| |
| DAWN_INSTANTIATE_TEST(CopyTests_B2B, |
| D3D12Backend(), |
| MetalBackend(), |
| OpenGLBackend(), |
| VulkanBackend()); |
