| // Copyright 2017 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include <tuple> |
| |
| #include "dawn/common/Assert.h" |
| #include "dawn/common/Constants.h" |
| #include "dawn/common/Math.h" |
| #include "dawn/tests/unittests/validation/ValidationTest.h" |
| #include "dawn/utils/TestUtils.h" |
| #include "dawn/utils/TextureUtils.h" |
| #include "dawn/utils/WGPUHelpers.h" |
| |
| namespace dawn { |
| namespace { |
| |
| class CopyCommandTest : public ValidationTest { |
| protected: |
| wgpu::Buffer CreateBuffer(uint64_t size, wgpu::BufferUsage usage) { |
| wgpu::BufferDescriptor descriptor; |
| descriptor.size = size; |
| descriptor.usage = usage; |
| |
| return device.CreateBuffer(&descriptor); |
| } |
| |
| wgpu::Texture Create2DTexture(uint32_t width, |
| uint32_t height, |
| uint32_t mipLevelCount, |
| uint32_t arrayLayerCount, |
| wgpu::TextureFormat format, |
| wgpu::TextureUsage usage, |
| uint32_t sampleCount = 1) { |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = width; |
| descriptor.size.height = height; |
| descriptor.size.depthOrArrayLayers = arrayLayerCount; |
| descriptor.sampleCount = sampleCount; |
| descriptor.format = format; |
| descriptor.mipLevelCount = mipLevelCount; |
| descriptor.usage = usage; |
| wgpu::Texture tex = device.CreateTexture(&descriptor); |
| return tex; |
| } |
| |
| wgpu::Texture Create3DTexture(uint32_t width, |
| uint32_t height, |
| uint32_t depth, |
| uint32_t mipLevelCount, |
| wgpu::TextureFormat format, |
| wgpu::TextureUsage usage) { |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e3D; |
| descriptor.size.width = width; |
| descriptor.size.height = height; |
| descriptor.size.depthOrArrayLayers = depth; |
| descriptor.format = format; |
| descriptor.mipLevelCount = mipLevelCount; |
| descriptor.usage = usage; |
| wgpu::Texture tex = device.CreateTexture(&descriptor); |
| return tex; |
| } |
| |
| uint32_t BufferSizeForTextureCopy( |
| uint32_t width, |
| uint32_t height, |
| uint32_t depth, |
| wgpu::TextureFormat format = wgpu::TextureFormat::RGBA8Unorm) { |
| uint32_t bytesPerPixel = utils::GetTexelBlockSizeInBytes(format); |
| uint32_t bytesPerRow = Align(width * bytesPerPixel, kTextureBytesPerRowAlignment); |
| return (bytesPerRow * (height - 1) + width * bytesPerPixel) * depth; |
| } |
| |
| void ValidateExpectation(wgpu::CommandEncoder encoder, utils::Expectation expectation) { |
| if (expectation == utils::Expectation::Success) { |
| encoder.Finish(); |
| } else { |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| void TestB2TCopy(utils::Expectation expectation, |
| wgpu::Buffer srcBuffer, |
| uint64_t srcOffset, |
| uint32_t srcBytesPerRow, |
| uint32_t srcRowsPerImage, |
| wgpu::Texture destTexture, |
| uint32_t destLevel, |
| wgpu::Origin3D destOrigin, |
| wgpu::Extent3D extent3D, |
| wgpu::TextureAspect aspect = wgpu::TextureAspect::All) { |
| wgpu::ImageCopyBuffer imageCopyBuffer = |
| utils::CreateImageCopyBuffer(srcBuffer, srcOffset, srcBytesPerRow, srcRowsPerImage); |
| wgpu::ImageCopyTexture imageCopyTexture = |
| utils::CreateImageCopyTexture(destTexture, destLevel, destOrigin, aspect); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&imageCopyBuffer, &imageCopyTexture, &extent3D); |
| |
| ValidateExpectation(encoder, expectation); |
| } |
| |
| void TestT2BCopy(utils::Expectation expectation, |
| wgpu::Texture srcTexture, |
| uint32_t srcLevel, |
| wgpu::Origin3D srcOrigin, |
| wgpu::Buffer destBuffer, |
| uint64_t destOffset, |
| uint32_t destBytesPerRow, |
| uint32_t destRowsPerImage, |
| wgpu::Extent3D extent3D, |
| wgpu::TextureAspect aspect = wgpu::TextureAspect::All) { |
| wgpu::ImageCopyBuffer imageCopyBuffer = |
| utils::CreateImageCopyBuffer(destBuffer, destOffset, destBytesPerRow, destRowsPerImage); |
| wgpu::ImageCopyTexture imageCopyTexture = |
| utils::CreateImageCopyTexture(srcTexture, srcLevel, srcOrigin, aspect); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToBuffer(&imageCopyTexture, &imageCopyBuffer, &extent3D); |
| |
| ValidateExpectation(encoder, expectation); |
| } |
| |
| void TestT2TCopy(utils::Expectation expectation, |
| wgpu::Texture srcTexture, |
| uint32_t srcLevel, |
| wgpu::Origin3D srcOrigin, |
| wgpu::Texture dstTexture, |
| uint32_t dstLevel, |
| wgpu::Origin3D dstOrigin, |
| wgpu::Extent3D extent3D, |
| wgpu::TextureAspect aspect = wgpu::TextureAspect::All) { |
| wgpu::ImageCopyTexture srcImageCopyTexture = |
| utils::CreateImageCopyTexture(srcTexture, srcLevel, srcOrigin, aspect); |
| wgpu::ImageCopyTexture dstImageCopyTexture = |
| utils::CreateImageCopyTexture(dstTexture, dstLevel, dstOrigin, aspect); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToTexture(&srcImageCopyTexture, &dstImageCopyTexture, &extent3D); |
| |
| ValidateExpectation(encoder, expectation); |
| } |
| |
| void TestBothTBCopies(utils::Expectation expectation, |
| wgpu::Buffer buffer, |
| uint64_t bufferOffset, |
| uint32_t bufferBytesPerRow, |
| uint32_t rowsPerImage, |
| wgpu::Texture texture, |
| uint32_t level, |
| wgpu::Origin3D origin, |
| wgpu::Extent3D extent3D) { |
| TestB2TCopy(expectation, buffer, bufferOffset, bufferBytesPerRow, rowsPerImage, texture, |
| level, origin, extent3D); |
| TestT2BCopy(expectation, texture, level, origin, buffer, bufferOffset, bufferBytesPerRow, |
| rowsPerImage, extent3D); |
| } |
| |
| void TestBothT2TCopies(utils::Expectation expectation, |
| wgpu::Texture texture1, |
| uint32_t level1, |
| wgpu::Origin3D origin1, |
| wgpu::Texture texture2, |
| uint32_t level2, |
| wgpu::Origin3D origin2, |
| wgpu::Extent3D extent3D) { |
| TestT2TCopy(expectation, texture1, level1, origin1, texture2, level2, origin2, extent3D); |
| TestT2TCopy(expectation, texture2, level2, origin2, texture1, level1, origin1, extent3D); |
| } |
| |
| void TestBothTBCopiesExactBufferSize(uint32_t bufferBytesPerRow, |
| uint32_t rowsPerImage, |
| wgpu::Texture texture, |
| wgpu::TextureFormat textureFormat, |
| wgpu::Origin3D origin, |
| wgpu::Extent3D extent3D) { |
| // Check the minimal valid bufferSize. |
| uint64_t bufferSize = |
| utils::RequiredBytesInCopy(bufferBytesPerRow, rowsPerImage, extent3D, textureFormat); |
| wgpu::Buffer source = |
| CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| TestBothTBCopies(utils::Expectation::Success, source, 0, bufferBytesPerRow, rowsPerImage, |
| texture, 0, origin, extent3D); |
| |
| // Check bufferSize was indeed minimal. |
| uint64_t invalidSize = bufferSize - 1; |
| wgpu::Buffer invalidSource = |
| CreateBuffer(invalidSize, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| TestBothTBCopies(utils::Expectation::Failure, invalidSource, 0, bufferBytesPerRow, |
| rowsPerImage, texture, 0, origin, extent3D); |
| } |
| }; |
| |
| // Test copies between buffer and multiple array layers of an uncompressed texture |
| TEST_F(CopyCommandTest, CopyToMultipleArrayLayers) { |
| wgpu::Texture destination = |
| CopyCommandTest::Create2DTexture(4, 2, 1, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::CopySrc); |
| |
| // Copy to all array layers |
| TestBothTBCopiesExactBufferSize(256, 2, destination, wgpu::TextureFormat::RGBA8Unorm, {0, 0, 0}, |
| {4, 2, 5}); |
| |
| // Copy to the highest array layer |
| TestBothTBCopiesExactBufferSize(256, 2, destination, wgpu::TextureFormat::RGBA8Unorm, {0, 0, 4}, |
| {4, 2, 1}); |
| |
| // Copy to array layers in the middle |
| TestBothTBCopiesExactBufferSize(256, 2, destination, wgpu::TextureFormat::RGBA8Unorm, {0, 0, 1}, |
| {4, 2, 3}); |
| |
| // Copy with a non-packed rowsPerImage |
| TestBothTBCopiesExactBufferSize(256, 3, destination, wgpu::TextureFormat::RGBA8Unorm, {0, 0, 0}, |
| {4, 2, 5}); |
| |
| // Copy with bytesPerRow = 512 |
| TestBothTBCopiesExactBufferSize(512, 2, destination, wgpu::TextureFormat::RGBA8Unorm, {0, 0, 1}, |
| {4, 2, 3}); |
| } |
| |
| class CopyCommandTest_B2B : public CopyCommandTest {}; |
| |
| // TODO(cwallez@chromium.org): Test that copies are forbidden inside renderpasses |
| |
| // Test a successfull B2B copy |
| TEST_F(CopyCommandTest_B2B, Success) { |
| wgpu::Buffer source = CreateBuffer(16, wgpu::BufferUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(16, wgpu::BufferUsage::CopyDst); |
| |
| // Copy different copies, including some that touch the OOB condition |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 0, destination, 0, 16); |
| encoder.CopyBufferToBuffer(source, 8, destination, 0, 8); |
| encoder.CopyBufferToBuffer(source, 0, destination, 8, 8); |
| encoder.Finish(); |
| } |
| |
| // Empty copies are valid |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 0, destination, 0, 0); |
| encoder.CopyBufferToBuffer(source, 0, destination, 16, 0); |
| encoder.CopyBufferToBuffer(source, 16, destination, 0, 0); |
| encoder.Finish(); |
| } |
| } |
| |
| // Test a successful B2B copy where the last external reference is dropped. |
| // This is a regression test for crbug.com/1217741 where submitting a command |
| // buffer with dropped resources when the copy size is 0 was a use-after-free. |
| TEST_F(CopyCommandTest_B2B, DroppedBuffer) { |
| wgpu::Buffer source = CreateBuffer(16, wgpu::BufferUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(16, wgpu::BufferUsage::CopyDst); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 0, destination, 0, 0); |
| wgpu::CommandBuffer commandBuffer = encoder.Finish(); |
| |
| source = nullptr; |
| destination = nullptr; |
| device.GetQueue().Submit(1, &commandBuffer); |
| } |
| |
| // Test B2B copies with OOB |
| TEST_F(CopyCommandTest_B2B, OutOfBounds) { |
| wgpu::Buffer source = CreateBuffer(16, wgpu::BufferUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(16, wgpu::BufferUsage::CopyDst); |
| |
| // OOB on the source |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 8, destination, 0, 12); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| // OOB on the destination |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 0, destination, 8, 12); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| // Test B2B copies with incorrect buffer usage |
| TEST_F(CopyCommandTest_B2B, BadUsage) { |
| wgpu::Buffer source = CreateBuffer(16, wgpu::BufferUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(16, wgpu::BufferUsage::CopyDst); |
| wgpu::Buffer vertex = CreateBuffer(16, wgpu::BufferUsage::Vertex); |
| |
| // Source with incorrect usage |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(vertex, 0, destination, 0, 16); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| // Destination with incorrect usage |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 0, vertex, 0, 16); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| // Test B2B copies with unaligned data size |
| TEST_F(CopyCommandTest_B2B, UnalignedSize) { |
| wgpu::Buffer source = CreateBuffer(16, wgpu::BufferUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(16, wgpu::BufferUsage::CopyDst); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 8, destination, 0, sizeof(uint8_t)); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| // Test B2B copies with unaligned offset |
| TEST_F(CopyCommandTest_B2B, UnalignedOffset) { |
| wgpu::Buffer source = CreateBuffer(16, wgpu::BufferUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(16, wgpu::BufferUsage::CopyDst); |
| |
| // Unaligned source offset |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 9, destination, 0, 4); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| // Unaligned destination offset |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(source, 8, destination, 1, 4); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| // Test B2B copies with buffers in error state cause errors. |
| TEST_F(CopyCommandTest_B2B, BuffersInErrorState) { |
| wgpu::BufferDescriptor errorBufferDescriptor; |
| errorBufferDescriptor.size = 4; |
| errorBufferDescriptor.usage = |
| wgpu::BufferUsage::MapRead | wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst; |
| ASSERT_DEVICE_ERROR(wgpu::Buffer errorBuffer = device.CreateBuffer(&errorBufferDescriptor)); |
| |
| constexpr uint64_t bufferSize = 4; |
| wgpu::Buffer validBuffer = |
| CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(errorBuffer, 0, validBuffer, 0, 4); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(validBuffer, 0, errorBuffer, 0, 4); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| // Test it is not allowed to do B2B copies within same buffer. |
| TEST_F(CopyCommandTest_B2B, CopyWithinSameBuffer) { |
| constexpr uint32_t kBufferSize = 16u; |
| wgpu::Buffer buffer = |
| CreateBuffer(kBufferSize, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| |
| // srcOffset < dstOffset, and srcOffset + copySize > dstOffset (overlapping) |
| { |
| constexpr uint32_t kSrcOffset = 0u; |
| constexpr uint32_t kDstOffset = 4u; |
| constexpr uint32_t kCopySize = 8u; |
| DAWN_ASSERT(kDstOffset > kSrcOffset && kDstOffset < kSrcOffset + kCopySize); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(buffer, kSrcOffset, buffer, kDstOffset, kCopySize); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| // srcOffset < dstOffset, and srcOffset + copySize == dstOffset (not overlapping) |
| { |
| constexpr uint32_t kSrcOffset = 0u; |
| constexpr uint32_t kDstOffset = 8u; |
| constexpr uint32_t kCopySize = kDstOffset - kSrcOffset; |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(buffer, kSrcOffset, buffer, kDstOffset, kCopySize); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| // srcOffset > dstOffset, and srcOffset < dstOffset + copySize (overlapping) |
| { |
| constexpr uint32_t kSrcOffset = 4u; |
| constexpr uint32_t kDstOffset = 0u; |
| constexpr uint32_t kCopySize = 8u; |
| DAWN_ASSERT(kSrcOffset > kDstOffset && kSrcOffset < kDstOffset + kCopySize); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(buffer, kSrcOffset, buffer, kDstOffset, kCopySize); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| // srcOffset > dstOffset, and srcOffset + copySize == dstOffset (not overlapping) |
| { |
| constexpr uint32_t kSrcOffset = 8u; |
| constexpr uint32_t kDstOffset = 0u; |
| constexpr uint32_t kCopySize = kSrcOffset - kDstOffset; |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToBuffer(buffer, kSrcOffset, buffer, kDstOffset, kCopySize); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| class CopyCommandTest_B2T : public CopyCommandTest { |
| protected: |
| WGPUDevice CreateTestDevice(native::Adapter dawnAdapter, |
| wgpu::DeviceDescriptor descriptor) override { |
| wgpu::FeatureName requiredFeatures[1] = {wgpu::FeatureName::Depth32FloatStencil8}; |
| descriptor.requiredFeatures = requiredFeatures; |
| descriptor.requiredFeatureCount = 1; |
| return dawnAdapter.CreateDevice(&descriptor); |
| } |
| }; |
| |
| // Test a successfull B2T copy |
| TEST_F(CopyCommandTest_B2T, Success) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Different copies, including some that touch the OOB condition |
| { |
| // Copy 4x4 block in corner of first mip. |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 4, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| // Copy 4x4 block in opposite corner of first mip. |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 4, destination, 0, {12, 12, 0}, |
| {4, 4, 1}); |
| // Copy 4x4 block in the 4x4 mip. |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 4, destination, 2, {0, 0, 0}, |
| {4, 4, 1}); |
| // Copy with a buffer offset |
| TestB2TCopy(utils::Expectation::Success, source, bufferSize - 4, 256, 1, destination, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| TestB2TCopy(utils::Expectation::Success, source, bufferSize - 4, 256, |
| wgpu::kCopyStrideUndefined, destination, 0, {0, 0, 0}, {1, 1, 1}); |
| } |
| |
| // Copies with a 256-byte aligned bytes per row but unaligned texture region |
| { |
| // Unaligned region |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 4, destination, 0, {0, 0, 0}, |
| {3, 4, 1}); |
| // Unaligned region with texture offset |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 3, destination, 0, {5, 7, 0}, |
| {2, 3, 1}); |
| // Unaligned region, with buffer offset |
| TestB2TCopy(utils::Expectation::Success, source, 31 * 4, 256, 3, destination, 0, {0, 0, 0}, |
| {3, 3, 1}); |
| } |
| |
| // bytesPerRow is undefined |
| { |
| TestB2TCopy(utils::Expectation::Success, source, 0, wgpu::kCopyStrideUndefined, 2, |
| destination, 0, {0, 0, 0}, {1, 1, 1}); |
| TestB2TCopy(utils::Expectation::Success, source, 0, wgpu::kCopyStrideUndefined, 2, |
| destination, 0, {0, 0, 0}, {3, 1, 1}); |
| // Fail because height or depth is greater than 1: |
| TestB2TCopy(utils::Expectation::Failure, source, 0, wgpu::kCopyStrideUndefined, 2, |
| destination, 0, {0, 0, 0}, {1, 2, 1}); |
| TestB2TCopy(utils::Expectation::Failure, source, 0, wgpu::kCopyStrideUndefined, 2, |
| destination, 0, {0, 0, 0}, {1, 1, 2}); |
| } |
| |
| // Empty copies are valid |
| { |
| // An empty copy |
| TestB2TCopy(utils::Expectation::Success, source, 0, 0, 0, destination, 0, {0, 0, 0}, |
| {0, 0, 1}); |
| TestB2TCopy(utils::Expectation::Success, source, 0, wgpu::kCopyStrideUndefined, 0, |
| destination, 0, {0, 0, 0}, {0, 0, 1}); |
| // An empty copy with depth = 0 |
| TestB2TCopy(utils::Expectation::Success, source, 0, 0, 0, destination, 0, {0, 0, 0}, |
| {0, 0, 0}); |
| TestB2TCopy(utils::Expectation::Success, source, 0, wgpu::kCopyStrideUndefined, 0, |
| destination, 0, {0, 0, 0}, {0, 0, 0}); |
| // An empty copy touching the end of the buffer |
| TestB2TCopy(utils::Expectation::Success, source, bufferSize, 0, 0, destination, 0, |
| {0, 0, 0}, {0, 0, 1}); |
| TestB2TCopy(utils::Expectation::Success, source, bufferSize, wgpu::kCopyStrideUndefined, 0, |
| destination, 0, {0, 0, 0}, {0, 0, 1}); |
| // An empty copy touching the side of the texture |
| TestB2TCopy(utils::Expectation::Success, source, 0, 0, 0, destination, 0, {16, 16, 0}, |
| {0, 0, 1}); |
| TestB2TCopy(utils::Expectation::Success, source, 0, wgpu::kCopyStrideUndefined, 0, |
| destination, 0, {16, 16, 0}, {0, 0, 1}); |
| |
| // An empty copy with depth = 1 and bytesPerRow > 0 |
| TestB2TCopy(utils::Expectation::Success, source, 0, kTextureBytesPerRowAlignment, 0, |
| destination, 0, {0, 0, 0}, {0, 0, 1}); |
| // An empty copy with height > 0, depth = 0, bytesPerRow > 0 and rowsPerImage > 0 |
| TestB2TCopy(utils::Expectation::Success, source, 0, kTextureBytesPerRowAlignment, 3, |
| destination, 0, {0, 0, 0}, {0, 1, 0}); |
| } |
| } |
| |
| // Test OOB conditions on the buffer |
| TEST_F(CopyCommandTest_B2T, OutOfBoundsOnBuffer) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // OOB on the buffer because we copy too many pixels |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 5, destination, 0, {0, 0, 0}, |
| {4, 5, 1}); |
| |
| // OOB on the buffer because of the offset |
| TestB2TCopy(utils::Expectation::Failure, source, 4, 256, 4, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // OOB on the buffer because (bytes per row * (height - 1) + width * bytesPerPixel) * depth |
| // overflows |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 512, 3, destination, 0, {0, 0, 0}, |
| {4, 3, 1}); |
| |
| // Not OOB on the buffer although bytes per row * height overflows |
| // but (bytes per row * (height - 1) + width * bytesPerPixel) * depth does not overflow |
| { |
| uint32_t sourceBufferSize = BufferSizeForTextureCopy(7, 3, 1); |
| ASSERT_TRUE(256 * 3 > sourceBufferSize) << "bytes per row * height should overflow buffer"; |
| wgpu::Buffer sourceBuffer = CreateBuffer(sourceBufferSize, wgpu::BufferUsage::CopySrc); |
| |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 3, destination, 0, {0, 0, 0}, |
| {7, 3, 1}); |
| } |
| } |
| |
| // Test OOB conditions on the texture |
| TEST_F(CopyCommandTest_B2T, OutOfBoundsOnTexture) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 2, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // OOB on the texture because x + width overflows |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 4, destination, 0, {13, 12, 0}, |
| {4, 4, 1}); |
| |
| // OOB on the texture because y + width overflows |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 4, destination, 0, {12, 13, 0}, |
| {4, 4, 1}); |
| |
| // OOB on the texture because we overflow a non-zero mip |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 4, destination, 2, {1, 0, 0}, |
| {4, 4, 1}); |
| |
| // OOB on the texture even on an empty copy when we copy to a non-existent mip. |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 0, destination, 5, {0, 0, 0}, {0, 0, 1}); |
| |
| // OOB on the texture because slice overflows |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 0, destination, 0, {0, 0, 2}, {0, 0, 1}); |
| } |
| |
| // Test that we force Depth=1 on copies to 2D textures |
| TEST_F(CopyCommandTest_B2T, DepthConstraintFor2DTextures) { |
| wgpu::Buffer source = CreateBuffer(16 * 4, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Depth > 1 on an empty copy still errors |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 0, destination, 0, {0, 0, 0}, {0, 0, 2}); |
| } |
| |
| // Test B2T copies with incorrect buffer usage |
| TEST_F(CopyCommandTest_B2T, IncorrectUsage) { |
| wgpu::Buffer source = CreateBuffer(16 * 4, wgpu::BufferUsage::CopySrc); |
| wgpu::Buffer vertex = CreateBuffer(16 * 4, wgpu::BufferUsage::Vertex); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| wgpu::Texture sampled = Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::TextureBinding); |
| |
| // Incorrect source usage |
| TestB2TCopy(utils::Expectation::Failure, vertex, 0, 256, 4, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Incorrect destination usage |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 4, sampled, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| |
| TEST_F(CopyCommandTest_B2T, BytesPerRowConstraints) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(128, 16, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = Create2DTexture(128, 16, 5, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // bytes per row is 0 |
| { |
| // copyHeight > 1 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 4, destination, 0, {0, 0, 0}, |
| {64, 4, 1}); |
| TestB2TCopy(utils::Expectation::Success, source, 0, 0, 4, destination, 0, {0, 0, 0}, |
| {0, 4, 1}); |
| |
| // copyDepth > 1 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 1, destination, 0, {0, 0, 0}, |
| {64, 1, 4}); |
| TestB2TCopy(utils::Expectation::Success, source, 0, 0, 1, destination, 0, {0, 0, 0}, |
| {0, 1, 4}); |
| |
| // copyHeight = 1 and copyDepth = 1 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 1, destination, 0, {0, 0, 0}, |
| {64, 1, 1}); |
| } |
| |
| // bytes per row is not 256-byte aligned |
| { |
| // copyHeight > 1 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 128, 4, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // copyHeight = 1 and copyDepth = 1 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 128, 1, destination, 0, {0, 0, 0}, |
| {4, 1, 1}); |
| } |
| |
| // bytes per row is less than width * bytesPerPixel |
| { |
| // copyHeight > 1 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 2, destination, 0, {0, 0, 0}, |
| {65, 2, 1}); |
| // copyHeight == 0 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, 0, {0, 0, 0}, |
| {65, 0, 1}); |
| |
| // copyDepth > 1 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 1, destination, 0, {0, 0, 0}, |
| {65, 1, 2}); |
| // copyDepth == 0 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 1, destination, 0, {0, 0, 0}, |
| {65, 1, 0}); |
| |
| // copyHeight = 1 and copyDepth = 1 |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 1, destination, 0, {0, 0, 0}, |
| {65, 1, 1}); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_B2T, RowsPerImageConstraints) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(5, 5, 6); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 5, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // rowsPerImage is zero |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, 0, {0, 0, 0}, |
| {1, 1, 1}); |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // rowsPerImage is undefined |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, wgpu::kCopyStrideUndefined, |
| destination, 0, {0, 0, 0}, {4, 4, 1}); |
| // Fail because depth > 1: |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, wgpu::kCopyStrideUndefined, |
| destination, 0, {0, 0, 0}, {4, 4, 2}); |
| |
| // rowsPerImage is equal to copy height (Valid) |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 4, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 4, destination, 0, {0, 0, 0}, |
| {4, 4, 2}); |
| |
| // rowsPerImage is larger than copy height (Valid) |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 5, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 5, destination, 0, {0, 0, 0}, |
| {4, 4, 2}); |
| |
| // rowsPerImage is less than copy height (Invalid) |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 3, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| } |
| |
| // Test B2T copies with incorrect buffer offset usage for color texture |
| TEST_F(CopyCommandTest_B2T, IncorrectBufferOffsetForColorTexture) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Correct usage |
| TestB2TCopy(utils::Expectation::Success, source, bufferSize - 4, 256, 1, destination, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| |
| // Incorrect usages |
| { |
| TestB2TCopy(utils::Expectation::Failure, source, bufferSize - 5, 256, 1, destination, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| TestB2TCopy(utils::Expectation::Failure, source, bufferSize - 6, 256, 1, destination, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| TestB2TCopy(utils::Expectation::Failure, source, bufferSize - 7, 256, 1, destination, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| } |
| } |
| |
| // Test B2T copies with incorrect buffer offset usage for depth-stencil texture |
| TEST_F(CopyCommandTest_B2T, IncorrectBufferOffsetForDepthStencilTexture) { |
| // TODO(dawn:570, dawn:666): List other valid parameters after missing texture formats |
| // are implemented, e.g. Stencil8. |
| std::array<std::tuple<wgpu::TextureFormat, wgpu::TextureAspect>, 4> params = { |
| std::make_tuple(wgpu::TextureFormat::Depth16Unorm, wgpu::TextureAspect::DepthOnly), |
| std::make_tuple(wgpu::TextureFormat::Depth16Unorm, wgpu::TextureAspect::All), |
| std::make_tuple(wgpu::TextureFormat::Depth24PlusStencil8, wgpu::TextureAspect::StencilOnly), |
| std::make_tuple(wgpu::TextureFormat::Depth32FloatStencil8, |
| wgpu::TextureAspect::StencilOnly), |
| }; |
| |
| uint64_t bufferSize = BufferSizeForTextureCopy(32, 32, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| for (auto param : params) { |
| wgpu::TextureFormat textureFormat = std::get<0>(param); |
| wgpu::TextureAspect textureAspect = std::get<1>(param); |
| |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 1, textureFormat, wgpu::TextureUsage::CopyDst); |
| |
| for (uint64_t srcOffset = 0; srcOffset < 8; srcOffset++) { |
| utils::Expectation expectation = |
| (srcOffset % 4 == 0) ? utils::Expectation::Success : utils::Expectation::Failure; |
| TestB2TCopy(expectation, source, srcOffset, 256, 16, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, textureAspect); |
| } |
| } |
| } |
| |
| // Test multisampled textures cannot be used in B2T copies. |
| TEST_F(CopyCommandTest_B2T, CopyToMultisampledTexture) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(16, 16, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(2, 2, 1, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::RenderAttachment, 4); |
| |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 2, destination, 0, {0, 0, 0}, |
| {2, 2, 1}); |
| } |
| |
| // Test B2T copies with buffer or texture in error state causes errors. |
| TEST_F(CopyCommandTest_B2T, BufferOrTextureInErrorState) { |
| wgpu::BufferDescriptor errorBufferDescriptor; |
| errorBufferDescriptor.size = 4; |
| errorBufferDescriptor.usage = wgpu::BufferUsage::MapRead | wgpu::BufferUsage::CopySrc; |
| ASSERT_DEVICE_ERROR(wgpu::Buffer errorBuffer = device.CreateBuffer(&errorBufferDescriptor)); |
| |
| wgpu::TextureDescriptor errorTextureDescriptor; |
| errorTextureDescriptor.size.depthOrArrayLayers = 0; |
| ASSERT_DEVICE_ERROR(wgpu::Texture errorTexture = device.CreateTexture(&errorTextureDescriptor)); |
| |
| wgpu::ImageCopyBuffer errorImageCopyBuffer = utils::CreateImageCopyBuffer(errorBuffer, 0, 0, 0); |
| wgpu::ImageCopyTexture errorImageCopyTexture = |
| utils::CreateImageCopyTexture(errorTexture, 0, {0, 0, 0}); |
| |
| wgpu::Extent3D extent3D = {0, 0, 0}; |
| |
| { |
| wgpu::Texture destination = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| wgpu::ImageCopyTexture imageCopyTexture = |
| utils::CreateImageCopyTexture(destination, 0, {0, 0, 0}); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&errorImageCopyBuffer, &imageCopyTexture, &extent3D); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| wgpu::ImageCopyBuffer imageCopyBuffer = utils::CreateImageCopyBuffer(source, 0, 0, 0); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&imageCopyBuffer, &errorImageCopyTexture, &extent3D); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| // Regression tests for a bug in the computation of texture copy buffer size in Dawn. |
| TEST_F(CopyCommandTest_B2T, TextureCopyBufferSizeLastRowComputation) { |
| constexpr uint32_t kBytesPerRow = 256; |
| constexpr uint32_t kWidth = 4; |
| constexpr uint32_t kHeight = 4; |
| |
| constexpr std::array<wgpu::TextureFormat, 2> kFormats = {wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureFormat::RG8Unorm}; |
| |
| { |
| // kBytesPerRow * (kHeight - 1) + kWidth is not large enough to be the valid buffer size in |
| // this test because the buffer sizes in B2T copies are not in texels but in bytes. |
| constexpr uint32_t kInvalidBufferSize = kBytesPerRow * (kHeight - 1) + kWidth; |
| |
| for (wgpu::TextureFormat format : kFormats) { |
| wgpu::Buffer source = CreateBuffer(kInvalidBufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(kWidth, kHeight, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| TestB2TCopy(utils::Expectation::Failure, source, 0, kBytesPerRow, kHeight, destination, |
| 0, {0, 0, 0}, {kWidth, kHeight, 1}); |
| } |
| } |
| |
| { |
| for (wgpu::TextureFormat format : kFormats) { |
| uint32_t validBufferSize = BufferSizeForTextureCopy(kWidth, kHeight, 1, format); |
| wgpu::Texture destination = |
| Create2DTexture(kWidth, kHeight, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| // Verify the return value of BufferSizeForTextureCopy() is exactly the minimum valid |
| // buffer size in this test. |
| { |
| uint32_t invalidBuffferSize = validBufferSize - 1; |
| wgpu::Buffer source = CreateBuffer(invalidBuffferSize, wgpu::BufferUsage::CopySrc); |
| TestB2TCopy(utils::Expectation::Failure, source, 0, kBytesPerRow, kHeight, |
| destination, 0, {0, 0, 0}, {kWidth, kHeight, 1}); |
| } |
| |
| { |
| wgpu::Buffer source = CreateBuffer(validBufferSize, wgpu::BufferUsage::CopySrc); |
| TestB2TCopy(utils::Expectation::Success, source, 0, kBytesPerRow, kHeight, |
| destination, 0, {0, 0, 0}, {kWidth, kHeight, 1}); |
| } |
| } |
| } |
| } |
| |
| // Test copy from buffer to mip map of non square texture |
| TEST_F(CopyCommandTest_B2T, CopyToMipmapOfNonSquareTexture) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 2, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| uint32_t maxMipmapLevel = 3; |
| wgpu::Texture destination = Create2DTexture( |
| 4, 2, maxMipmapLevel, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Copy to top level mip map |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 1, destination, maxMipmapLevel - 1, |
| {0, 0, 0}, {1, 1, 1}); |
| // Copy to high level mip map |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 1, destination, maxMipmapLevel - 2, |
| {0, 0, 0}, {2, 1, 1}); |
| // Mip level out of range |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 1, destination, maxMipmapLevel, |
| {0, 0, 0}, {1, 1, 1}); |
| // Copy origin out of range |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 1, destination, maxMipmapLevel - 2, |
| {1, 0, 0}, {2, 1, 1}); |
| // Copy size out of range |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 2, destination, maxMipmapLevel - 2, |
| {0, 0, 0}, {2, 2, 1}); |
| } |
| |
| // Test whether or not it is valid to copy to a depth texture |
| TEST_F(CopyCommandTest_B2T, CopyToDepthAspect) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(16, 16, 1, wgpu::TextureFormat::Depth32Float); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| constexpr std::array<wgpu::TextureFormat, 1> kAllowBufferToDepthCopyFormats = { |
| wgpu::TextureFormat::Depth16Unorm}; |
| |
| for (wgpu::TextureFormat format : kAllowBufferToDepthCopyFormats) { |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| // Test it is valid to copy this format from a buffer into a depth texture |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 16, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::DepthOnly); |
| if (utils::IsDepthOnlyFormat(format)) { |
| // Test "all" of a depth texture which is only the depth aspect. |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 16, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::All); |
| } |
| } |
| |
| constexpr std::array<wgpu::TextureFormat, 4> kDisallowBufferToDepthCopyFormats = { |
| wgpu::TextureFormat::Depth32Float, |
| wgpu::TextureFormat::Depth24Plus, |
| wgpu::TextureFormat::Depth24PlusStencil8, |
| wgpu::TextureFormat::Depth32FloatStencil8, |
| }; |
| |
| for (wgpu::TextureFormat format : kDisallowBufferToDepthCopyFormats) { |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| // Test it is invalid to copy from a buffer into a depth texture |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 16, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::DepthOnly); |
| |
| if (utils::IsDepthOnlyFormat(format)) { |
| // Test "all" of a depth texture which is only the depth aspect. |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 16, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::All); |
| } |
| } |
| } |
| |
| // Test copy to only the stencil aspect of a texture |
| TEST_F(CopyCommandTest_B2T, CopyToStencilAspect) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(16, 16, 1, wgpu::TextureFormat::R8Uint); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| for (wgpu::TextureFormat format : utils::kStencilFormats) { |
| // Test it is valid to copy from a buffer into the stencil aspect of a depth/stencil texture |
| { |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| // TODO(dawn:666): Test "all" of Stencil8 format when it's implemented. |
| |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 16, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| // And that it fails if the buffer is one byte too small |
| wgpu::Buffer sourceSmall = CreateBuffer(bufferSize - 1, wgpu::BufferUsage::CopySrc); |
| TestB2TCopy(utils::Expectation::Failure, sourceSmall, 0, 256, 16, destination, 0, |
| {0, 0, 0}, {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| |
| // A copy fails when using a depth/stencil texture, and the entire subresource isn't copied |
| { |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 1, format, |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::RenderAttachment); |
| |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 15, destination, 0, {0, 0, 0}, |
| {15, 15, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 1, destination, 0, {0, 0, 0}, |
| {1, 1, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| |
| // Non-zero mip: A copy fails when using a depth/stencil texture, and the entire subresource |
| // isn't copied |
| { |
| uint64_t mipBufferSize = BufferSizeForTextureCopy(8, 8, 1, wgpu::TextureFormat::R8Uint); |
| wgpu::Buffer mipSource = CreateBuffer(mipBufferSize, wgpu::BufferUsage::CopySrc); |
| |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 2, 1, format, |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::RenderAttachment); |
| |
| // Whole mip is success |
| TestB2TCopy(utils::Expectation::Success, mipSource, 0, 256, 8, destination, 1, |
| {0, 0, 0}, {8, 8, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| // Partial mip fails |
| TestB2TCopy(utils::Expectation::Failure, mipSource, 0, 256, 7, destination, 1, |
| {0, 0, 0}, {7, 7, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| TestB2TCopy(utils::Expectation::Failure, mipSource, 0, 256, 1, destination, 1, |
| {0, 0, 0}, {1, 1, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| |
| // Non-zero mip, non-pow-2: A copy fails when using a depth/stencil texture, and the entire |
| // subresource isn't copied |
| { |
| uint64_t mipBufferSize = BufferSizeForTextureCopy(8, 8, 1, wgpu::TextureFormat::R8Uint); |
| wgpu::Buffer mipSource = CreateBuffer(mipBufferSize, wgpu::BufferUsage::CopySrc); |
| |
| wgpu::Texture destination = |
| Create2DTexture(17, 17, 2, 1, format, |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::RenderAttachment); |
| |
| // Whole mip is success |
| TestB2TCopy(utils::Expectation::Success, mipSource, 0, 256, 8, destination, 1, |
| {0, 0, 0}, {8, 8, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| // Partial mip fails |
| TestB2TCopy(utils::Expectation::Failure, mipSource, 0, 256, 7, destination, 1, |
| {0, 0, 0}, {7, 7, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| TestB2TCopy(utils::Expectation::Failure, mipSource, 0, 256, 1, destination, 1, |
| {0, 0, 0}, {1, 1, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| } |
| |
| // Test it is invalid to copy from a buffer into the stencil aspect of Depth24Plus (no stencil) |
| { |
| wgpu::Texture destination = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::Depth24Plus, |
| wgpu::TextureUsage::CopyDst); |
| |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 16, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| |
| // Test it is invalid to copy from a buffer into the stencil aspect of a color texture |
| { |
| wgpu::Texture destination = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Uint, |
| wgpu::TextureUsage::CopyDst); |
| |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 16, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| } |
| |
| // Test that CopyB2T throws an error when requiredBytesInCopy overflows uint64_t |
| TEST_F(CopyCommandTest_B2T, RequiredBytesInCopyOverflow) { |
| wgpu::Buffer source = CreateBuffer(10000, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(1, 1, 1, 16, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Success |
| TestB2TCopy(utils::Expectation::Success, source, 0, (1 << 31), (1 << 31), destination, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| // Failure because bytesPerImage * (depth - 1) overflows |
| TestB2TCopy(utils::Expectation::Failure, source, 0, (1 << 31), (1 << 31), destination, 0, |
| {0, 0, 0}, {1, 1, 16}); |
| } |
| |
| class CopyCommandTest_T2B : public CopyCommandTest { |
| protected: |
| WGPUDevice CreateTestDevice(native::Adapter dawnAdapter, |
| wgpu::DeviceDescriptor descriptor) override { |
| wgpu::FeatureName requiredFeatures[1] = {wgpu::FeatureName::Depth32FloatStencil8}; |
| descriptor.requiredFeatures = requiredFeatures; |
| descriptor.requiredFeatureCount = 1; |
| return dawnAdapter.CreateDevice(&descriptor); |
| } |
| }; |
| |
| // Test a successfull T2B copy |
| TEST_F(CopyCommandTest_T2B, Success) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // Different copies, including some that touch the OOB condition |
| { |
| // Copy from 4x4 block in corner of first mip. |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| // Copy from 4x4 block in opposite corner of first mip. |
| TestT2BCopy(utils::Expectation::Success, source, 0, {12, 12, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| // Copy from 4x4 block in the 4x4 mip. |
| TestT2BCopy(utils::Expectation::Success, source, 2, {0, 0, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| // Copy with a buffer offset |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, bufferSize - 4, |
| 256, 1, {1, 1, 1}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, bufferSize - 4, |
| 256, wgpu::kCopyStrideUndefined, {1, 1, 1}); |
| } |
| |
| // Copies with a 256-byte aligned bytes per row but unaligned texture region |
| { |
| // Unaligned region |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, 4, |
| {3, 4, 1}); |
| // Unaligned region with texture offset |
| TestT2BCopy(utils::Expectation::Success, source, 0, {5, 7, 0}, destination, 0, 256, 3, |
| {2, 3, 1}); |
| // Unaligned region, with buffer offset |
| TestT2BCopy(utils::Expectation::Success, source, 2, {0, 0, 0}, destination, 31 * 4, 256, 3, |
| {3, 3, 1}); |
| } |
| |
| // bytesPerRow is undefined |
| { |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, |
| wgpu::kCopyStrideUndefined, 2, {1, 1, 1}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, |
| wgpu::kCopyStrideUndefined, 2, {3, 1, 1}); |
| // Fail because height or depth is greater than 1: |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, |
| wgpu::kCopyStrideUndefined, 2, {1, 2, 1}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, |
| wgpu::kCopyStrideUndefined, 2, {1, 1, 2}); |
| } |
| |
| // Empty copies are valid |
| { |
| // An empty copy |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 0, 0, |
| {0, 0, 1}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, |
| wgpu::kCopyStrideUndefined, 0, {0, 0, 1}); |
| // An empty copy with depth = 0 |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 0, 0, |
| {0, 0, 0}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, |
| wgpu::kCopyStrideUndefined, 0, {0, 0, 0}); |
| // An empty copy touching the end of the buffer |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, bufferSize, 0, |
| 0, {0, 0, 1}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, bufferSize, |
| wgpu::kCopyStrideUndefined, 0, {0, 0, 1}); |
| // An empty copy touching the side of the texture |
| TestT2BCopy(utils::Expectation::Success, source, 0, {16, 16, 0}, destination, 0, 0, 0, |
| {0, 0, 1}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {16, 16, 0}, destination, 0, |
| wgpu::kCopyStrideUndefined, 0, {0, 0, 1}); |
| |
| // An empty copy with depth = 1 and bytesPerRow > 0 |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, |
| kTextureBytesPerRowAlignment, 0, {0, 0, 1}); |
| // An empty copy with height > 0, depth = 0, bytesPerRow > 0 and rowsPerImage > 0 |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, |
| kTextureBytesPerRowAlignment, 3, {0, 1, 0}); |
| } |
| } |
| |
| // Edge cases around requiredBytesInCopy computation for empty copies |
| TEST_F(CopyCommandTest_T2B, Empty) { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 2, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, |
| CreateBuffer(0, wgpu::BufferUsage::CopyDst), 0, 256, 4, {0, 0, 0}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, |
| CreateBuffer(0, wgpu::BufferUsage::CopyDst), 0, 256, 4, {4, 0, 0}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, |
| CreateBuffer(0, wgpu::BufferUsage::CopyDst), 0, 256, 4, {4, 4, 0}); |
| |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, |
| CreateBuffer(1024, wgpu::BufferUsage::CopyDst), 0, 256, 4, {4, 0, 2}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, |
| CreateBuffer(1023, wgpu::BufferUsage::CopyDst), 0, 256, 4, {4, 0, 2}); |
| |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, |
| CreateBuffer(1792, wgpu::BufferUsage::CopyDst), 0, 256, 4, {0, 4, 2}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, |
| CreateBuffer(1791, wgpu::BufferUsage::CopyDst), 0, 256, 4, {0, 4, 2}); |
| |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, |
| CreateBuffer(1024, wgpu::BufferUsage::CopyDst), 0, 256, 4, {0, 0, 2}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, |
| CreateBuffer(1023, wgpu::BufferUsage::CopyDst), 0, 256, 4, {0, 0, 2}); |
| } |
| |
| // Test OOB conditions on the texture |
| TEST_F(CopyCommandTest_T2B, OutOfBoundsOnTexture) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // OOB on the texture because x + width overflows |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {13, 12, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| |
| // OOB on the texture because y + width overflows |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {12, 13, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| |
| // OOB on the texture because we overflow a non-zero mip |
| TestT2BCopy(utils::Expectation::Failure, source, 2, {1, 0, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| |
| // OOB on the texture even on an empty copy when we copy from a non-existent mip. |
| TestT2BCopy(utils::Expectation::Failure, source, 5, {0, 0, 0}, destination, 0, 0, 4, {0, 0, 1}); |
| } |
| |
| // Test OOB conditions on the buffer |
| TEST_F(CopyCommandTest_T2B, OutOfBoundsOnBuffer) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // OOB on the buffer because we copy too many pixels |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 5, |
| {4, 5, 1}); |
| |
| // OOB on the buffer because of the offset |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 4, 256, 4, |
| {4, 4, 1}); |
| |
| // OOB on the buffer because (bytes per row * (height - 1) + width * bytesPerPixel) * depth |
| // overflows |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 512, 3, |
| {4, 3, 1}); |
| |
| // Not OOB on the buffer although bytes per row * height overflows |
| // but (bytes per row * (height - 1) + width * bytesPerPixel) * depth does not overflow |
| { |
| uint32_t destinationBufferSize = BufferSizeForTextureCopy(7, 3, 1); |
| ASSERT_TRUE(256 * 3 > destinationBufferSize) |
| << "bytes per row * height should overflow buffer"; |
| wgpu::Buffer destinationBuffer = |
| CreateBuffer(destinationBufferSize, wgpu::BufferUsage::CopyDst); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destinationBuffer, 0, 256, 3, |
| {7, 3, 1}); |
| } |
| } |
| |
| // Test that we force Depth=1 on copies from to 2D textures |
| TEST_F(CopyCommandTest_T2B, DepthConstraintFor2DTextures) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // Depth > 1 on an empty copy still errors |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 0, 0, {0, 0, 2}); |
| } |
| |
| // Test T2B copies with incorrect buffer usage |
| TEST_F(CopyCommandTest_T2B, IncorrectUsage) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture sampled = Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::TextureBinding); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| wgpu::Buffer vertex = CreateBuffer(bufferSize, wgpu::BufferUsage::Vertex); |
| |
| // Incorrect source usage |
| TestT2BCopy(utils::Expectation::Failure, sampled, 0, {0, 0, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| |
| // Incorrect destination usage |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, vertex, 0, 256, 4, {4, 4, 1}); |
| } |
| |
| TEST_F(CopyCommandTest_T2B, BytesPerRowConstraints) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(128, 16, 1); |
| wgpu::Texture source = Create2DTexture(128, 16, 5, 5, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // bytes per row is 0 |
| { |
| // copyHeight > 1 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 0, 4, |
| {64, 4, 1}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 0, 4, |
| {0, 4, 1}); |
| |
| // copyDepth > 1 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 0, 1, |
| {64, 1, 4}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 0, 1, |
| {0, 1, 4}); |
| |
| // copyHeight = 1 and copyDepth = 1 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 0, 1, |
| {64, 1, 1}); |
| } |
| |
| // bytes per row is not 256-byte aligned |
| { |
| // copyHeight > 1 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 128, 4, |
| {4, 4, 1}); |
| |
| // copyHeight = 1 and copyDepth = 1 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 128, 1, |
| {4, 1, 1}); |
| } |
| |
| // bytes per row is less than width * bytesPerPixel |
| { |
| // copyHeight > 1 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 2, |
| {65, 2, 1}); |
| // copyHeight == 0 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 0, |
| {65, 0, 1}); |
| |
| // copyDepth > 1 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 1, |
| {65, 1, 2}); |
| // copyDepth == 0 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 1, |
| {65, 1, 0}); |
| |
| // copyHeight = 1 and copyDepth = 1 |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 1, |
| {65, 1, 1}); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2B, RowsPerImageConstraints) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(5, 5, 6); |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 5, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // rowsPerImage is zero (Valid) |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 0, |
| {1, 1, 1}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 0, |
| {4, 4, 1}); |
| |
| // rowsPerImage is undefined |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, |
| wgpu::kCopyStrideUndefined, {4, 4, 1}); |
| // Fail because depth > 1: |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, |
| wgpu::kCopyStrideUndefined, {4, 4, 2}); |
| |
| // rowsPerImage is equal to copy height (Valid) |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, 4, |
| {4, 4, 2}); |
| |
| // rowsPerImage exceeds copy height (Valid) |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, 5, |
| {4, 4, 1}); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, 5, |
| {4, 4, 2}); |
| |
| // rowsPerImage is less than copy height (Invalid) |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 3, |
| {4, 4, 1}); |
| } |
| |
| // Test T2B copies with incorrect buffer offset usage for color texture |
| TEST_F(CopyCommandTest_T2B, IncorrectBufferOffsetForColorTexture) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(128, 16, 1); |
| wgpu::Texture source = Create2DTexture(128, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // Correct usage |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, bufferSize - 4, 256, |
| 1, {1, 1, 1}); |
| |
| // Incorrect usages |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, bufferSize - 5, 256, |
| 1, {1, 1, 1}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, bufferSize - 6, 256, |
| 1, {1, 1, 1}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, bufferSize - 7, 256, |
| 1, {1, 1, 1}); |
| } |
| |
| // Test T2B copies with incorrect buffer offset usage for depth-stencil texture |
| TEST_F(CopyCommandTest_T2B, IncorrectBufferOffsetForDepthStencilTexture) { |
| // TODO(dawn:570, dawn:666): List other valid parameters after missing texture formats |
| // are implemented, e.g. Stencil8. |
| std::array<std::tuple<wgpu::TextureFormat, wgpu::TextureAspect>, 7> params = { |
| std::make_tuple(wgpu::TextureFormat::Depth16Unorm, wgpu::TextureAspect::DepthOnly), |
| std::make_tuple(wgpu::TextureFormat::Depth16Unorm, wgpu::TextureAspect::All), |
| std::make_tuple(wgpu::TextureFormat::Depth24PlusStencil8, wgpu::TextureAspect::StencilOnly), |
| std::make_tuple(wgpu::TextureFormat::Depth32Float, wgpu::TextureAspect::DepthOnly), |
| std::make_tuple(wgpu::TextureFormat::Depth32Float, wgpu::TextureAspect::All), |
| std::make_tuple(wgpu::TextureFormat::Depth32FloatStencil8, wgpu::TextureAspect::DepthOnly), |
| std::make_tuple(wgpu::TextureFormat::Depth32FloatStencil8, |
| wgpu::TextureAspect::StencilOnly), |
| }; |
| |
| uint64_t bufferSize = BufferSizeForTextureCopy(32, 32, 1); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| for (auto param : params) { |
| wgpu::TextureFormat textureFormat = std::get<0>(param); |
| wgpu::TextureAspect textureAspect = std::get<1>(param); |
| |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 1, textureFormat, wgpu::TextureUsage::CopySrc); |
| |
| for (uint64_t dstOffset = 0; dstOffset < 8; dstOffset++) { |
| utils::Expectation expectation = |
| (dstOffset % 4 == 0) ? utils::Expectation::Success : utils::Expectation::Failure; |
| TestT2BCopy(expectation, source, 0, {0, 0, 0}, destination, dstOffset, 256, 16, |
| {16, 16, 1}, textureAspect); |
| } |
| } |
| } |
| |
| // Test multisampled textures cannot be used in T2B copies. |
| TEST_F(CopyCommandTest_T2B, CopyFromMultisampledTexture) { |
| wgpu::Texture source = |
| Create2DTexture(2, 2, 1, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment, 4); |
| uint64_t bufferSize = BufferSizeForTextureCopy(16, 16, 1); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 2, |
| {2, 2, 1}); |
| } |
| |
| // Test T2B copies with buffer or texture in error state cause errors. |
| TEST_F(CopyCommandTest_T2B, BufferOrTextureInErrorState) { |
| wgpu::BufferDescriptor errorBufferDescriptor; |
| errorBufferDescriptor.size = 4; |
| errorBufferDescriptor.usage = wgpu::BufferUsage::MapRead | wgpu::BufferUsage::CopySrc; |
| ASSERT_DEVICE_ERROR(wgpu::Buffer errorBuffer = device.CreateBuffer(&errorBufferDescriptor)); |
| |
| wgpu::TextureDescriptor errorTextureDescriptor; |
| errorTextureDescriptor.size.depthOrArrayLayers = 0; |
| ASSERT_DEVICE_ERROR(wgpu::Texture errorTexture = device.CreateTexture(&errorTextureDescriptor)); |
| |
| wgpu::ImageCopyBuffer errorImageCopyBuffer = utils::CreateImageCopyBuffer(errorBuffer, 0, 0, 0); |
| wgpu::ImageCopyTexture errorImageCopyTexture = |
| utils::CreateImageCopyTexture(errorTexture, 0, {0, 0, 0}); |
| |
| wgpu::Extent3D extent3D = {0, 0, 0}; |
| |
| { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| wgpu::ImageCopyBuffer imageCopyBuffer = utils::CreateImageCopyBuffer(source, 0, 0, 0); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToBuffer(&errorImageCopyTexture, &imageCopyBuffer, &extent3D); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| { |
| wgpu::Texture destination = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| wgpu::ImageCopyTexture imageCopyTexture = |
| utils::CreateImageCopyTexture(destination, 0, {0, 0, 0}); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToBuffer(&imageCopyTexture, &errorImageCopyBuffer, &extent3D); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| } |
| |
| // Regression tests for a bug in the computation of texture copy buffer size in Dawn. |
| TEST_F(CopyCommandTest_T2B, TextureCopyBufferSizeLastRowComputation) { |
| constexpr uint32_t kBytesPerRow = 256; |
| constexpr uint32_t kWidth = 4; |
| constexpr uint32_t kHeight = 4; |
| |
| constexpr std::array<wgpu::TextureFormat, 2> kFormats = {wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureFormat::RG8Unorm}; |
| |
| { |
| // kBytesPerRow * (kHeight - 1) + kWidth is not large enough to be the valid buffer size in |
| // this test because the buffer sizes in T2B copies are not in texels but in bytes. |
| constexpr uint32_t kInvalidBufferSize = kBytesPerRow * (kHeight - 1) + kWidth; |
| |
| for (wgpu::TextureFormat format : kFormats) { |
| wgpu::Texture source = |
| Create2DTexture(kWidth, kHeight, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| wgpu::Buffer destination = CreateBuffer(kInvalidBufferSize, wgpu::BufferUsage::CopyDst); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, |
| kBytesPerRow, kHeight, {kWidth, kHeight, 1}); |
| } |
| } |
| |
| { |
| for (wgpu::TextureFormat format : kFormats) { |
| uint32_t validBufferSize = BufferSizeForTextureCopy(kWidth, kHeight, 1, format); |
| wgpu::Texture source = |
| Create2DTexture(kWidth, kHeight, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| // Verify the return value of BufferSizeForTextureCopy() is exactly the minimum valid |
| // buffer size in this test. |
| { |
| uint32_t invalidBufferSize = validBufferSize - 1; |
| wgpu::Buffer destination = |
| CreateBuffer(invalidBufferSize, wgpu::BufferUsage::CopyDst); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, |
| kBytesPerRow, kHeight, {kWidth, kHeight, 1}); |
| } |
| |
| { |
| wgpu::Buffer destination = |
| CreateBuffer(validBufferSize, wgpu::BufferUsage::CopyDst); |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, |
| kBytesPerRow, kHeight, {kWidth, kHeight, 1}); |
| } |
| } |
| } |
| } |
| |
| // Test copy from mip map of non square texture to buffer |
| TEST_F(CopyCommandTest_T2B, CopyFromMipmapOfNonSquareTexture) { |
| uint32_t maxMipmapLevel = 3; |
| wgpu::Texture source = Create2DTexture(4, 2, maxMipmapLevel, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc); |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 2, 1); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // Copy from top level mip map |
| TestT2BCopy(utils::Expectation::Success, source, maxMipmapLevel - 1, {0, 0, 0}, destination, 0, |
| 256, 1, {1, 1, 1}); |
| // Copy from high level mip map |
| TestT2BCopy(utils::Expectation::Success, source, maxMipmapLevel - 2, {0, 0, 0}, destination, 0, |
| 256, 1, {2, 1, 1}); |
| // Mip level out of range |
| TestT2BCopy(utils::Expectation::Failure, source, maxMipmapLevel, {0, 0, 0}, destination, 0, 256, |
| 1, {2, 1, 1}); |
| // Copy origin out of range |
| TestT2BCopy(utils::Expectation::Failure, source, maxMipmapLevel - 2, {2, 0, 0}, destination, 0, |
| 256, 1, {2, 1, 1}); |
| // Copy size out of range |
| TestT2BCopy(utils::Expectation::Failure, source, maxMipmapLevel - 2, {1, 0, 0}, destination, 0, |
| 256, 1, {2, 1, 1}); |
| } |
| |
| // Test copy from only the depth aspect of a texture |
| TEST_F(CopyCommandTest_T2B, CopyFromDepthAspect) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(16, 16, 1, wgpu::TextureFormat::Depth32Float); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| constexpr std::array<wgpu::TextureFormat, 3> kAllowDepthCopyFormats = { |
| wgpu::TextureFormat::Depth16Unorm, wgpu::TextureFormat::Depth32Float, |
| wgpu::TextureFormat::Depth32FloatStencil8}; |
| for (wgpu::TextureFormat format : kAllowDepthCopyFormats) { |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| // Test it is valid to copy the depth aspect of these depth/stencil texture |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, 16, |
| {16, 16, 1}, wgpu::TextureAspect::DepthOnly); |
| |
| if (utils::IsDepthOnlyFormat(format)) { |
| // Test "all" of a depth texture which is only the depth aspect. |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, |
| 16, {16, 16, 1}, wgpu::TextureAspect::All); |
| } |
| } |
| } |
| |
| constexpr std::array<wgpu::TextureFormat, 2> kDisallowDepthCopyFormats = { |
| wgpu::TextureFormat::Depth24Plus, |
| wgpu::TextureFormat::Depth24PlusStencil8, |
| }; |
| for (wgpu::TextureFormat format : kDisallowDepthCopyFormats) { |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| // Test it is invalid to copy from the depth aspect of these depth/stencil texture |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 16, |
| {16, 16, 1}, wgpu::TextureAspect::DepthOnly); |
| } |
| } |
| |
| { |
| wgpu::Texture source = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::R32Float, |
| wgpu::TextureUsage::CopySrc); |
| |
| // Test it is invalid to copy from the depth aspect of a color texture |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 16, |
| {16, 16, 1}, wgpu::TextureAspect::DepthOnly); |
| } |
| } |
| |
| // Test copy from only the stencil aspect of a texture |
| TEST_F(CopyCommandTest_T2B, CopyFromStencilAspect) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(16, 16, 1, wgpu::TextureFormat::R8Uint); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| for (wgpu::TextureFormat format : utils::kStencilFormats) { |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| // TODO(dawn:666): Test "all" of Stencil8 format when it's implemented |
| |
| // Test it is valid to copy from the stencil aspect of a depth/stencil texture |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, 256, 16, |
| {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| // Test it is invalid if the buffer is too small |
| wgpu::Buffer destinationSmall = |
| CreateBuffer(bufferSize - 1, wgpu::BufferUsage::CopyDst); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destinationSmall, 0, 256, |
| 16, {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| |
| // A copy fails when using a depth/stencil texture, and the entire subresource isn't |
| // copied |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 15, |
| {15, 15, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 1, |
| {1, 1, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| |
| // Non-zero mip: A copy fails when using a depth/stencil texture, and the entire |
| // subresource isn't copied |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 2, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| // Whole mip is success |
| TestT2BCopy(utils::Expectation::Success, source, 1, {0, 0, 0}, destination, 0, 256, 8, |
| {8, 8, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| // Partial mip fails |
| TestT2BCopy(utils::Expectation::Failure, source, 1, {0, 0, 0}, destination, 0, 256, 7, |
| {7, 7, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| TestT2BCopy(utils::Expectation::Failure, source, 1, {0, 0, 0}, destination, 0, 256, 1, |
| {1, 1, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| |
| // Non-zero mip, non-pow-2: A copy fails when using a depth/stencil texture, and the |
| // entire subresource isn't copied |
| { |
| wgpu::Texture source = |
| Create2DTexture(17, 17, 2, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| // Whole mip is success |
| TestT2BCopy(utils::Expectation::Success, source, 1, {0, 0, 0}, destination, 0, 256, 8, |
| {8, 8, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| // Partial mip fails |
| TestT2BCopy(utils::Expectation::Failure, source, 1, {0, 0, 0}, destination, 0, 256, 7, |
| {7, 7, 1}, wgpu::TextureAspect::StencilOnly); |
| |
| TestT2BCopy(utils::Expectation::Failure, source, 1, {0, 0, 0}, destination, 0, 256, 1, |
| {1, 1, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| } |
| |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::R8Uint, wgpu::TextureUsage::CopySrc); |
| |
| // Test it is invalid to copy from the stencil aspect of a color texture |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 16, |
| {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| { |
| wgpu::Texture source = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::Depth24Plus, |
| wgpu::TextureUsage::CopySrc); |
| |
| // Test it is invalid to copy from the stencil aspect of a depth-only texture |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, 256, 16, |
| {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| } |
| |
| // Test that CopyT2B throws an error when requiredBytesInCopy overflows uint64_t |
| TEST_F(CopyCommandTest_T2B, RequiredBytesInCopyOverflow) { |
| wgpu::Buffer destination = CreateBuffer(10000, wgpu::BufferUsage::CopyDst); |
| wgpu::Texture source = |
| Create2DTexture(1, 1, 1, 16, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| |
| // Success |
| TestT2BCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, (1 << 31), |
| (1 << 31), {1, 1, 1}); |
| // Failure because bytesPerImage * (depth - 1) overflows |
| TestT2BCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, (1 << 31), |
| (1 << 31), {1, 1, 16}); |
| } |
| |
| class CopyCommandTest_T2T : public CopyCommandTest { |
| protected: |
| WGPUDevice CreateTestDevice(native::Adapter dawnAdapter, |
| wgpu::DeviceDescriptor descriptor) override { |
| wgpu::FeatureName requiredFeatures[1] = {wgpu::FeatureName::Depth32FloatStencil8}; |
| descriptor.requiredFeatures = requiredFeatures; |
| descriptor.requiredFeatureCount = 1; |
| return dawnAdapter.CreateDevice(&descriptor); |
| } |
| |
| wgpu::TextureFormat GetCopyCompatibleFormat(wgpu::TextureFormat format) { |
| switch (format) { |
| case wgpu::TextureFormat::BGRA8Unorm: |
| return wgpu::TextureFormat::BGRA8UnormSrgb; |
| case wgpu::TextureFormat::BGRA8UnormSrgb: |
| return wgpu::TextureFormat::BGRA8Unorm; |
| case wgpu::TextureFormat::RGBA8Unorm: |
| return wgpu::TextureFormat::RGBA8UnormSrgb; |
| case wgpu::TextureFormat::RGBA8UnormSrgb: |
| return wgpu::TextureFormat::RGBA8Unorm; |
| default: |
| DAWN_UNREACHABLE(); |
| } |
| } |
| }; |
| |
| TEST_F(CopyCommandTest_T2T, Success) { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 4, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 4, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Different copies, including some that touch the OOB condition |
| { |
| // Copy a region along top left boundary |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Copy entire texture |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| |
| // Copy a region along bottom right boundary |
| TestT2TCopy(utils::Expectation::Success, source, 0, {8, 8, 0}, destination, 0, {8, 8, 0}, |
| {8, 8, 1}); |
| |
| // Copy region into mip |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 2, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Copy mip into region |
| TestT2TCopy(utils::Expectation::Success, source, 2, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Copy between slices |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 1}, destination, 0, {0, 0, 1}, |
| {16, 16, 1}); |
| |
| // Copy multiple slices (srcImageCopyTexture.arrayLayer + copySize.depthOrArrayLayers == |
| // srcImageCopyTexture.texture.arrayLayerCount) |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 2}, destination, 0, {0, 0, 0}, |
| {16, 16, 2}); |
| |
| // Copy multiple slices (dstImageCopyTexture.arrayLayer + copySize.depthOrArrayLayers == |
| // dstImageCopyTexture.texture.arrayLayerCount) |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 2}, |
| {16, 16, 2}); |
| } |
| |
| // Empty copies are valid |
| { |
| // An empty copy |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {0, 0, 1}); |
| |
| // An empty copy with depth = 0 |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {0, 0, 0}); |
| |
| // An empty copy touching the side of the source texture |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {16, 16, 0}, |
| {0, 0, 1}); |
| |
| // An empty copy touching the side of the destination texture |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {16, 16, 0}, |
| {0, 0, 1}); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2T, IncorrectUsage) { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 2, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 2, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Incorrect source usage causes failure |
| TestT2TCopy(utils::Expectation::Failure, destination, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| |
| // Incorrect destination usage causes failure |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, source, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| } |
| |
| TEST_F(CopyCommandTest_T2T, OutOfBounds) { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 4, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 4, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // OOB on source |
| { |
| // x + width overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {1, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| |
| // y + height overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 1, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| |
| // non-zero mip overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 1, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {9, 9, 1}); |
| |
| // arrayLayer + depth OOB |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 3}, destination, 0, {0, 0, 0}, |
| {16, 16, 2}); |
| |
| // empty copy on non-existent mip fails |
| TestT2TCopy(utils::Expectation::Failure, source, 6, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {0, 0, 1}); |
| |
| // empty copy from non-existent slice fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 4}, destination, 0, {0, 0, 0}, |
| {0, 0, 1}); |
| } |
| |
| // OOB on destination |
| { |
| // x + width overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {1, 0, 0}, |
| {16, 16, 1}); |
| |
| // y + height overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 1, 0}, |
| {16, 16, 1}); |
| |
| // non-zero mip overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 1, {0, 0, 0}, |
| {9, 9, 1}); |
| |
| // arrayLayer + depth OOB |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 3}, |
| {16, 16, 2}); |
| |
| // empty copy on non-existent mip fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 6, {0, 0, 0}, |
| {0, 0, 1}); |
| |
| // empty copy on non-existent slice fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 4}, |
| {0, 0, 1}); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2T, 2DTextureDepthStencil) { |
| for (wgpu::TextureFormat format : utils::kDepthAndStencilFormats) { |
| wgpu::Texture source = Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| // Success when entire depth stencil subresource is copied |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| |
| // Failure when depth stencil subresource is partially copied |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {15, 15, 1}); |
| |
| // Failure when selecting the depth aspect (not all) |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::DepthOnly); |
| |
| // Failure when selecting the stencil aspect (not all) |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2T, 2DTextureDepthOnly) { |
| constexpr std::array<wgpu::TextureFormat, 2> kDepthOnlyFormats = { |
| wgpu::TextureFormat::Depth24Plus, wgpu::TextureFormat::Depth32Float}; |
| |
| for (wgpu::TextureFormat format : kDepthOnlyFormats) { |
| wgpu::Texture source = Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| // Success when entire subresource is copied |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| |
| // Failure when depth subresource is partially copied |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {15, 15, 1}); |
| |
| // Success when selecting the depth aspect (not all) |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::DepthOnly); |
| |
| // Failure when selecting the stencil aspect (not all) |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {16, 16, 1}, wgpu::TextureAspect::StencilOnly); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2T, 2DTextureArrayDepthStencil) { |
| for (wgpu::TextureFormat format : utils::kDepthAndStencilFormats) { |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 3, format, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| // Success when entire depth stencil subresource (layer) is the copy source |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 1}, destination, 0, |
| {0, 0, 0}, {16, 16, 1}); |
| } |
| |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 3, format, wgpu::TextureUsage::CopyDst); |
| |
| // Success when entire depth stencil subresource (layer) is the copy destination |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, |
| {0, 0, 1}, {16, 16, 1}); |
| } |
| |
| { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 3, format, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 3, format, wgpu::TextureUsage::CopyDst); |
| |
| // Success when src and dst are an entire depth stencil subresource (layer) |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 2}, destination, 0, |
| {0, 0, 1}, {16, 16, 1}); |
| |
| // Success when src and dst are an array of entire depth stencil subresources |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 1}, destination, 0, |
| {0, 0, 0}, {16, 16, 2}); |
| } |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2T, FormatsMismatch) { |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 2, wgpu::TextureFormat::RGBA8Uint, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 2, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Failure when formats don't match |
| TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {0, 0, 1}); |
| } |
| |
| // Test copying between textures that have srgb compatible texture formats; |
| TEST_F(CopyCommandTest_T2T, SrgbFormatsCompatibility) { |
| for (wgpu::TextureFormat srcTextureFormat : |
| {wgpu::TextureFormat::BGRA8Unorm, wgpu::TextureFormat::BGRA8UnormSrgb, |
| wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureFormat::RGBA8UnormSrgb}) { |
| wgpu::TextureFormat dstTextureFormat = GetCopyCompatibleFormat(srcTextureFormat); |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 5, 2, srcTextureFormat, wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 2, dstTextureFormat, wgpu::TextureUsage::CopyDst); |
| |
| // Failure when formats don't match |
| TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0}, |
| {0, 0, 1}); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2T, MultisampledCopies) { |
| wgpu::Texture sourceMultiSampled1x = Create2DTexture( |
| 16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc, 1); |
| wgpu::Texture sourceMultiSampled4x = |
| Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment, 4); |
| wgpu::Texture destinationMultiSampled4x = |
| Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::RenderAttachment, 4); |
| |
| // Success when entire multisampled subresource is copied |
| { |
| TestT2TCopy(utils::Expectation::Success, sourceMultiSampled4x, 0, {0, 0, 0}, |
| destinationMultiSampled4x, 0, {0, 0, 0}, {16, 16, 1}); |
| } |
| |
| // Failures |
| { |
| // An empty copy with mismatched samples fails |
| TestT2TCopy(utils::Expectation::Failure, sourceMultiSampled1x, 0, {0, 0, 0}, |
| destinationMultiSampled4x, 0, {0, 0, 0}, {0, 0, 1}); |
| |
| // A copy fails when samples are greater than 1, and entire subresource isn't copied |
| TestT2TCopy(utils::Expectation::Failure, sourceMultiSampled4x, 0, {0, 0, 0}, |
| destinationMultiSampled4x, 0, {0, 0, 0}, {15, 15, 1}); |
| } |
| } |
| |
| // Test copy to mip map of non square textures |
| TEST_F(CopyCommandTest_T2T, CopyToMipmapOfNonSquareTexture) { |
| uint32_t maxMipmapLevel = 3; |
| wgpu::Texture source = Create2DTexture(4, 2, maxMipmapLevel, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = Create2DTexture( |
| 4, 2, maxMipmapLevel, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| // Copy to top level mip map |
| TestT2TCopy(utils::Expectation::Success, source, maxMipmapLevel - 1, {0, 0, 0}, destination, |
| maxMipmapLevel - 1, {0, 0, 0}, {1, 1, 1}); |
| // Copy to high level mip map |
| TestT2TCopy(utils::Expectation::Success, source, maxMipmapLevel - 2, {0, 0, 0}, destination, |
| maxMipmapLevel - 2, {0, 0, 0}, {2, 1, 1}); |
| // Mip level out of range |
| TestT2TCopy(utils::Expectation::Failure, source, maxMipmapLevel, {0, 0, 0}, destination, |
| maxMipmapLevel, {0, 0, 0}, {2, 1, 1}); |
| // Copy origin out of range |
| TestT2TCopy(utils::Expectation::Failure, source, maxMipmapLevel - 2, {2, 0, 0}, destination, |
| maxMipmapLevel - 2, {2, 0, 0}, {2, 1, 1}); |
| // Copy size out of range |
| TestT2TCopy(utils::Expectation::Failure, source, maxMipmapLevel - 2, {1, 0, 0}, destination, |
| maxMipmapLevel - 2, {0, 0, 0}, {2, 1, 1}); |
| } |
| |
| // Test copy within the same texture |
| TEST_F(CopyCommandTest_T2T, CopyWithinSameTexture) { |
| wgpu::Texture texture = |
| Create2DTexture(32, 32, 2, 4, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::CopyDst); |
| |
| // The base array layer of the copy source being equal to that of the copy destination is not |
| // allowed. |
| { |
| constexpr uint32_t kBaseArrayLayer = 0; |
| |
| // copyExtent.z == 1 |
| { |
| constexpr uint32_t kCopyArrayLayerCount = 1; |
| TestT2TCopy(utils::Expectation::Failure, texture, 0, {0, 0, kBaseArrayLayer}, texture, |
| 0, {2, 2, kBaseArrayLayer}, {1, 1, kCopyArrayLayerCount}); |
| } |
| |
| // copyExtent.z > 1 |
| { |
| constexpr uint32_t kCopyArrayLayerCount = 2; |
| TestT2TCopy(utils::Expectation::Failure, texture, 0, {0, 0, kBaseArrayLayer}, texture, |
| 0, {2, 2, kBaseArrayLayer}, {1, 1, kCopyArrayLayerCount}); |
| } |
| } |
| |
| // The array slices of the source involved in the copy have no overlap with those of the |
| // destination is allowed. |
| { |
| constexpr uint32_t kCopyArrayLayerCount = 2; |
| |
| // srcBaseArrayLayer < dstBaseArrayLayer |
| { |
| constexpr uint32_t kSrcBaseArrayLayer = 0; |
| constexpr uint32_t kDstBaseArrayLayer = kSrcBaseArrayLayer + kCopyArrayLayerCount; |
| |
| TestT2TCopy(utils::Expectation::Success, texture, 0, {0, 0, kSrcBaseArrayLayer}, |
| texture, 0, {0, 0, kDstBaseArrayLayer}, {1, 1, kCopyArrayLayerCount}); |
| } |
| |
| // srcBaseArrayLayer > dstBaseArrayLayer |
| { |
| constexpr uint32_t kSrcBaseArrayLayer = 2; |
| constexpr uint32_t kDstBaseArrayLayer = kSrcBaseArrayLayer - kCopyArrayLayerCount; |
| TestT2TCopy(utils::Expectation::Success, texture, 0, {0, 0, kSrcBaseArrayLayer}, |
| texture, 0, {0, 0, kDstBaseArrayLayer}, {1, 1, kCopyArrayLayerCount}); |
| } |
| } |
| |
| // Copy between different mipmap levels is allowed. |
| { |
| constexpr uint32_t kSrcMipLevel = 0; |
| constexpr uint32_t kDstMipLevel = 1; |
| |
| // Copy one slice |
| { |
| constexpr uint32_t kCopyArrayLayerCount = 1; |
| TestT2TCopy(utils::Expectation::Success, texture, kSrcMipLevel, {0, 0, 0}, texture, |
| kDstMipLevel, {1, 1, 0}, {1, 1, kCopyArrayLayerCount}); |
| } |
| |
| // The base array layer of the copy source is equal to that of the copy destination. |
| { |
| constexpr uint32_t kCopyArrayLayerCount = 2; |
| constexpr uint32_t kBaseArrayLayer = 0; |
| |
| TestT2TCopy(utils::Expectation::Success, texture, kSrcMipLevel, {0, 0, kBaseArrayLayer}, |
| texture, kDstMipLevel, {1, 1, kBaseArrayLayer}, |
| {1, 1, kCopyArrayLayerCount}); |
| } |
| |
| // The array slices of the source involved in the copy have overlaps with those of the |
| // destination, and the copy areas have overlaps. |
| { |
| constexpr uint32_t kCopyArrayLayerCount = 2; |
| |
| constexpr uint32_t kSrcBaseArrayLayer = 0; |
| constexpr uint32_t kDstBaseArrayLayer = 1; |
| DAWN_ASSERT(kSrcBaseArrayLayer + kCopyArrayLayerCount > kDstBaseArrayLayer); |
| |
| constexpr wgpu::Extent3D kCopyExtent = {1, 1, kCopyArrayLayerCount}; |
| |
| TestT2TCopy(utils::Expectation::Success, texture, kSrcMipLevel, |
| {0, 0, kSrcBaseArrayLayer}, texture, kDstMipLevel, |
| {0, 0, kDstBaseArrayLayer}, kCopyExtent); |
| } |
| } |
| |
| // The array slices of the source involved in the copy have overlaps with those of the |
| // destination is not allowed. |
| { |
| constexpr uint32_t kMipmapLevel = 0; |
| constexpr uint32_t kMinBaseArrayLayer = 0; |
| constexpr uint32_t kMaxBaseArrayLayer = 1; |
| constexpr uint32_t kCopyArrayLayerCount = 3; |
| DAWN_ASSERT(kMinBaseArrayLayer + kCopyArrayLayerCount > kMaxBaseArrayLayer); |
| |
| constexpr wgpu::Extent3D kCopyExtent = {4, 4, kCopyArrayLayerCount}; |
| |
| const wgpu::Origin3D srcOrigin = {0, 0, kMinBaseArrayLayer}; |
| const wgpu::Origin3D dstOrigin = {4, 4, kMaxBaseArrayLayer}; |
| TestT2TCopy(utils::Expectation::Failure, texture, kMipmapLevel, srcOrigin, texture, |
| kMipmapLevel, dstOrigin, kCopyExtent); |
| } |
| |
| // Copy between different mipmap levels and array slices is allowed. |
| TestT2TCopy(utils::Expectation::Success, texture, 0, {0, 0, 1}, texture, 1, {1, 1, 0}, |
| {1, 1, 1}); |
| |
| // Copy between 3D texture of both overlapping depth ranges is not allowed. |
| { |
| wgpu::Texture texture3D = |
| Create3DTexture(32, 32, 4, 2, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::CopyDst); |
| |
| constexpr uint32_t kMipmapLevel = 0; |
| constexpr wgpu::Origin3D kSrcOrigin = {0, 0, 0}; |
| constexpr wgpu::Origin3D kDstOrigin = {0, 0, 1}; |
| constexpr wgpu::Extent3D kCopyExtent = {4, 4, 2}; |
| |
| TestT2TCopy(utils::Expectation::Failure, texture3D, kMipmapLevel, kSrcOrigin, texture3D, |
| kMipmapLevel, kDstOrigin, kCopyExtent); |
| } |
| |
| // Copy between 3D texture of both non-overlapping depth ranges is not allowed. |
| { |
| wgpu::Texture texture3D = |
| Create3DTexture(32, 32, 4, 2, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::CopyDst); |
| |
| constexpr uint32_t kMipmapLevel = 0; |
| constexpr wgpu::Origin3D kSrcOrigin = {0, 0, 0}; |
| constexpr wgpu::Origin3D kDstOrigin = {0, 0, 2}; |
| constexpr wgpu::Extent3D kCopyExtent = {4, 4, 1}; |
| |
| TestT2TCopy(utils::Expectation::Failure, texture3D, kMipmapLevel, kSrcOrigin, texture3D, |
| kMipmapLevel, kDstOrigin, kCopyExtent); |
| } |
| } |
| |
| class CopyCommandTest_CompressedTextureFormats : public CopyCommandTest { |
| protected: |
| WGPUDevice CreateTestDevice(native::Adapter dawnAdapter, |
| wgpu::DeviceDescriptor descriptor) override { |
| wgpu::FeatureName requiredFeatures[3] = {wgpu::FeatureName::TextureCompressionBC, |
| wgpu::FeatureName::TextureCompressionETC2, |
| wgpu::FeatureName::TextureCompressionASTC}; |
| descriptor.requiredFeatures = requiredFeatures; |
| descriptor.requiredFeatureCount = 3; |
| return dawnAdapter.CreateDevice(&descriptor); |
| } |
| |
| wgpu::Texture Create2DTexture(wgpu::TextureFormat format, |
| uint32_t mipmapLevels, |
| uint32_t width, |
| uint32_t height) { |
| constexpr wgpu::TextureUsage kUsage = wgpu::TextureUsage::CopyDst | |
| wgpu::TextureUsage::CopySrc | |
| wgpu::TextureUsage::TextureBinding; |
| constexpr uint32_t kArrayLayers = 1; |
| return CopyCommandTest::Create2DTexture(width, height, mipmapLevels, kArrayLayers, format, |
| kUsage, 1); |
| } |
| |
| // By default, we use a 4x4 tiling of the format block size. |
| wgpu::Texture Create2DTexture(wgpu::TextureFormat format) { |
| uint32_t width = utils::GetTextureFormatBlockWidth(format) * 4; |
| uint32_t height = utils::GetTextureFormatBlockHeight(format) * 4; |
| return Create2DTexture(format, 1, width, height); |
| } |
| |
| wgpu |