| // Copyright 2017 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "common/Assert.h" |
| #include "common/Constants.h" |
| #include "common/Math.h" |
| #include "tests/unittests/validation/ValidationTest.h" |
| #include "utils/WGPUHelpers.h" |
| |
| 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.depth = 1; |
| descriptor.arrayLayerCount = arrayLayerCount; |
| descriptor.sampleCount = sampleCount; |
| descriptor.format = format; |
| descriptor.mipLevelCount = mipLevelCount; |
| descriptor.usage = usage; |
| wgpu::Texture tex = device.CreateTexture(&descriptor); |
| return tex; |
| } |
| |
| // TODO(jiawei.shao@intel.com): support more pixel formats |
| uint32_t TextureFormatPixelSize(wgpu::TextureFormat format) { |
| switch (format) { |
| case wgpu::TextureFormat::RG8Unorm: |
| return 2; |
| case wgpu::TextureFormat::RGBA8Unorm: |
| return 4; |
| default: |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| uint32_t BufferSizeForTextureCopy( |
| uint32_t width, |
| uint32_t height, |
| uint32_t depth, |
| wgpu::TextureFormat format = wgpu::TextureFormat::RGBA8Unorm) { |
| uint32_t bytesPerPixel = TextureFormatPixelSize(format); |
| uint32_t rowPitch = Align(width * bytesPerPixel, kTextureRowPitchAlignment); |
| return (rowPitch * (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 srcRowPitch, |
| uint32_t srcImageHeight, |
| wgpu::Texture destTexture, |
| uint32_t destLevel, |
| uint32_t destSlice, |
| wgpu::Origin3D destOrigin, |
| wgpu::Extent3D extent3D) { |
| wgpu::BufferCopyView bufferCopyView = |
| utils::CreateBufferCopyView(srcBuffer, srcOffset, srcRowPitch, srcImageHeight); |
| wgpu::TextureCopyView textureCopyView = |
| utils::CreateTextureCopyView(destTexture, destLevel, destSlice, destOrigin); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&bufferCopyView, &textureCopyView, &extent3D); |
| |
| ValidateExpectation(encoder, expectation); |
| } |
| |
| void TestT2BCopy(utils::Expectation expectation, |
| wgpu::Texture srcTexture, |
| uint32_t srcLevel, |
| uint32_t srcSlice, |
| wgpu::Origin3D srcOrigin, |
| wgpu::Buffer destBuffer, |
| uint64_t destOffset, |
| uint32_t destRowPitch, |
| uint32_t destImageHeight, |
| wgpu::Extent3D extent3D) { |
| wgpu::BufferCopyView bufferCopyView = |
| utils::CreateBufferCopyView(destBuffer, destOffset, destRowPitch, destImageHeight); |
| wgpu::TextureCopyView textureCopyView = |
| utils::CreateTextureCopyView(srcTexture, srcLevel, srcSlice, srcOrigin); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToBuffer(&textureCopyView, &bufferCopyView, &extent3D); |
| |
| ValidateExpectation(encoder, expectation); |
| } |
| |
| void TestT2TCopy(utils::Expectation expectation, |
| wgpu::Texture srcTexture, |
| uint32_t srcLevel, |
| uint32_t srcSlice, |
| wgpu::Origin3D srcOrigin, |
| wgpu::Texture dstTexture, |
| uint32_t dstLevel, |
| uint32_t dstSlice, |
| wgpu::Origin3D dstOrigin, |
| wgpu::Extent3D extent3D) { |
| wgpu::TextureCopyView srcTextureCopyView = |
| utils::CreateTextureCopyView(srcTexture, srcLevel, srcSlice, srcOrigin); |
| wgpu::TextureCopyView dstTextureCopyView = |
| utils::CreateTextureCopyView(dstTexture, dstLevel, dstSlice, dstOrigin); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToTexture(&srcTextureCopyView, &dstTextureCopyView, &extent3D); |
| |
| ValidateExpectation(encoder, expectation); |
| } |
| }; |
| |
| 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 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; |
| ASSERT_DEVICE_ERROR(wgpu::Buffer errorBuffer = device.CreateBuffer(&errorBufferDescriptor)); |
| |
| constexpr uint64_t bufferSize = 4; |
| wgpu::Buffer validBuffer = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| { |
| 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()); |
| } |
| } |
| |
| class CopyCommandTest_B2T : public CopyCommandTest {}; |
| |
| // 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, 0, destination, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| // Copy 4x4 block in opposite corner of first mip. |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 0, destination, 0, 0, {12, 12, 0}, |
| {4, 4, 1}); |
| // Copy 4x4 block in the 4x4 mip. |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 0, destination, 2, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| // Copy with a buffer offset |
| TestB2TCopy(utils::Expectation::Success, source, bufferSize - 4, 256, 0, destination, 0, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| } |
| |
| // Copies with a 256-byte aligned row pitch but unaligned texture region |
| { |
| // Unaligned region |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 0, destination, 0, 0, {0, 0, 0}, |
| {3, 4, 1}); |
| // Unaligned region with texture offset |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 0, destination, 0, 0, {5, 7, 0}, |
| {2, 3, 1}); |
| // Unaligned region, with buffer offset |
| TestB2TCopy(utils::Expectation::Success, source, 31 * 4, 256, 0, destination, 0, 0, |
| {0, 0, 0}, {3, 3, 1}); |
| } |
| |
| // Empty copies are valid |
| { |
| // An empty copy |
| TestB2TCopy(utils::Expectation::Success, source, 0, 0, 0, destination, 0, 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, 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, 0, 1}); |
| // An empty copy touching the side of the texture |
| TestB2TCopy(utils::Expectation::Success, source, 0, 0, 0, destination, 0, 0, {16, 16, 0}, |
| {0, 0, 1}); |
| } |
| } |
| |
| // 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, 0, destination, 0, 0, {0, 0, 0}, |
| {4, 5, 1}); |
| |
| // OOB on the buffer because of the offset |
| TestB2TCopy(utils::Expectation::Failure, source, 4, 256, 0, destination, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // OOB on the buffer because (row pitch * (height - 1) + width * bytesPerPixel) * depth |
| // overflows |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 512, 0, destination, 0, 0, {0, 0, 0}, |
| {4, 3, 1}); |
| |
| // Not OOB on the buffer although row pitch * height overflows |
| // but (row pitch * (height - 1) + width * bytesPerPixel) * depth does not overflow |
| { |
| uint32_t sourceBufferSize = BufferSizeForTextureCopy(7, 3, 1); |
| ASSERT_TRUE(256 * 3 > sourceBufferSize) << "row pitch * height should overflow buffer"; |
| wgpu::Buffer sourceBuffer = CreateBuffer(sourceBufferSize, wgpu::BufferUsage::CopySrc); |
| |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 0, destination, 0, 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, 0, destination, 0, 0, {13, 12, 0}, |
| {4, 4, 1}); |
| |
| // OOB on the texture because y + width overflows |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, 0, 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, 0, destination, 2, 0, {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, 0, 1}); |
| |
| // OOB on the texture because slice overflows |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 0, destination, 0, 2, {0, 0, 0}, |
| {0, 0, 1}); |
| } |
| |
| // Test that we force Z=0 and Depth=1 on copies to 2D textures |
| TEST_F(CopyCommandTest_B2T, ZDepthConstraintFor2DTextures) { |
| wgpu::Buffer source = CreateBuffer(16 * 4, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Z=1 on an empty copy still errors |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 0, destination, 0, 0, {0, 0, 1}, |
| {0, 0, 1}); |
| |
| // Depth > 1 on an empty copy still errors |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 0, destination, 0, 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::Sampled); |
| |
| // Incorrect source usage |
| TestB2TCopy(utils::Expectation::Failure, vertex, 0, 256, 0, destination, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Incorrect destination usage |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, sampled, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| } |
| |
| TEST_F(CopyCommandTest_B2T, IncorrectRowPitch) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(128, 16, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = Create2DTexture(128, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| |
| // Default row pitch is not 256-byte aligned |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 0, 0, destination, 0, 0, {0, 0, 0}, |
| {3, 4, 1}); |
| |
| // Row pitch is not 256-byte aligned |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 128, 0, destination, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Row pitch is less than width * bytesPerPixel |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, 0, 0, {0, 0, 0}, |
| {65, 1, 1}); |
| } |
| |
| TEST_F(CopyCommandTest_B2T, ImageHeightConstraint) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(5, 5, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| wgpu::Texture destination = |
| Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst); |
| |
| // Image height is zero (Valid) |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 0, destination, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Image height is equal to copy height (Valid) |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 0, destination, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Image height is larger than copy height (Valid) |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 4, destination, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| |
| // Image height is less than copy height (Invalid) |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 3, destination, 0, 0, {0, 0, 0}, |
| {4, 4, 1}); |
| } |
| |
| // Test B2T copies with incorrect buffer offset usage |
| TEST_F(CopyCommandTest_B2T, IncorrectBufferOffset) { |
| 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, 0, destination, 0, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| |
| // Incorrect usages |
| { |
| TestB2TCopy(utils::Expectation::Failure, source, bufferSize - 5, 256, 0, destination, 0, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| TestB2TCopy(utils::Expectation::Failure, source, bufferSize - 6, 256, 0, destination, 0, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| TestB2TCopy(utils::Expectation::Failure, source, bufferSize - 7, 256, 0, destination, 0, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| } |
| } |
| |
| // 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, 4); |
| |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, 0, 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.arrayLayerCount = 0; |
| ASSERT_DEVICE_ERROR(wgpu::Texture errorTexture = device.CreateTexture(&errorTextureDescriptor)); |
| |
| wgpu::BufferCopyView errorBufferCopyView = utils::CreateBufferCopyView(errorBuffer, 0, 0, 0); |
| wgpu::TextureCopyView errorTextureCopyView = |
| utils::CreateTextureCopyView(errorTexture, 0, 0, {1, 1, 1}); |
| |
| wgpu::Extent3D extent3D = {1, 1, 1}; |
| |
| { |
| wgpu::Texture destination = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| wgpu::TextureCopyView textureCopyView = |
| utils::CreateTextureCopyView(destination, 0, 0, {1, 1, 1}); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&errorBufferCopyView, &textureCopyView, &extent3D); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| wgpu::BufferCopyView bufferCopyView = utils::CreateBufferCopyView(source, 0, 0, 0); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&bufferCopyView, &errorTextureCopyView, &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 kRowPitch = 256; |
| constexpr uint32_t kWidth = 4; |
| constexpr uint32_t kHeight = 4; |
| |
| constexpr std::array<wgpu::TextureFormat, 2> kFormats = {wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureFormat::RG8Unorm}; |
| |
| { |
| // kRowPitch * (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 = kRowPitch * (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, kRowPitch, 0, destination, 0, 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, kRowPitch, 0, destination, 0, 0, |
| {0, 0, 0}, {kWidth, kHeight, 1}); |
| } |
| |
| { |
| wgpu::Buffer source = CreateBuffer(validBufferSize, wgpu::BufferUsage::CopySrc); |
| TestB2TCopy(utils::Expectation::Success, source, 0, kRowPitch, 0, destination, 0, 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, 0, destination, maxMipmapLevel - 1, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| // Copy to high level mip map |
| TestB2TCopy(utils::Expectation::Success, source, 0, 256, 0, destination, maxMipmapLevel - 2, 0, |
| {0, 0, 0}, {2, 1, 1}); |
| // Mip level out of range |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, maxMipmapLevel, 0, |
| {0, 0, 0}, {1, 1, 1}); |
| // Copy origin out of range |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, maxMipmapLevel - 2, 0, |
| {1, 0, 0}, {2, 1, 1}); |
| // Copy size out of range |
| TestB2TCopy(utils::Expectation::Failure, source, 0, 256, 0, destination, maxMipmapLevel - 2, 0, |
| {0, 0, 0}, {2, 2, 1}); |
| } |
| |
| class CopyCommandTest_T2B : public CopyCommandTest {}; |
| |
| // 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, 0}, destination, 0, 256, 0, |
| {4, 4, 1}); |
| // Copy from 4x4 block in opposite corner of first mip. |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {12, 12, 0}, destination, 0, 256, 0, |
| {4, 4, 1}); |
| // Copy from 4x4 block in the 4x4 mip. |
| TestT2BCopy(utils::Expectation::Success, source, 2, 0, {0, 0, 0}, destination, 0, 256, 0, |
| {4, 4, 1}); |
| // Copy with a buffer offset |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, |
| bufferSize - 4, 256, 0, {1, 1, 1}); |
| } |
| |
| // Copies with a 256-byte aligned row pitch but unaligned texture region |
| { |
| // Unaligned region |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 256, 0, |
| {3, 4, 1}); |
| // Unaligned region with texture offset |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {5, 7, 0}, destination, 0, 256, 0, |
| {2, 3, 1}); |
| // Unaligned region, with buffer offset |
| TestT2BCopy(utils::Expectation::Success, source, 2, 0, {0, 0, 0}, destination, 31 * 4, 256, |
| 0, {3, 3, 1}); |
| } |
| |
| // Empty copies are valid |
| { |
| // An empty copy |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 0, 0, |
| {0, 0, 1}); |
| // An empty copy with depth = 0 |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 0, 0, |
| {0, 0, 0}); |
| // An empty copy touching the end of the buffer |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, bufferSize, |
| 0, 0, {0, 0, 1}); |
| // An empty copy touching the side of the texture |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {16, 16, 0}, destination, 0, 0, 0, |
| {0, 0, 1}); |
| } |
| } |
| |
| // 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, 0, {13, 12, 0}, destination, 0, 256, 0, |
| {4, 4, 1}); |
| |
| // OOB on the texture because y + width overflows |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {12, 13, 0}, destination, 0, 256, 0, |
| {4, 4, 1}); |
| |
| // OOB on the texture because we overflow a non-zero mip |
| TestT2BCopy(utils::Expectation::Failure, source, 2, 0, {1, 0, 0}, destination, 0, 256, 0, |
| {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, 0}, destination, 0, 0, 0, |
| {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, 0}, destination, 0, 256, 0, |
| {4, 5, 1}); |
| |
| // OOB on the buffer because of the offset |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 4, 256, 0, |
| {4, 4, 1}); |
| |
| // OOB on the buffer because (row pitch * (height - 1) + width * bytesPerPixel) * depth |
| // overflows |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 512, 0, |
| {4, 3, 1}); |
| |
| // Not OOB on the buffer although row pitch * height overflows |
| // but (row pitch * (height - 1) + width * bytesPerPixel) * depth does not overflow |
| { |
| uint32_t destinationBufferSize = BufferSizeForTextureCopy(7, 3, 1); |
| ASSERT_TRUE(256 * 3 > destinationBufferSize) << "row pitch * height should overflow buffer"; |
| wgpu::Buffer destinationBuffer = |
| CreateBuffer(destinationBufferSize, wgpu::BufferUsage::CopyDst); |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destinationBuffer, 0, 256, |
| 0, {7, 3, 1}); |
| } |
| } |
| |
| // Test that we force Z=0 and Depth=1 on copies from to 2D textures |
| TEST_F(CopyCommandTest_T2B, ZDepthConstraintFor2DTextures) { |
| 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); |
| |
| // Z=1 on an empty copy still errors |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 1}, destination, 0, 0, 0, |
| {0, 0, 1}); |
| |
| // Depth > 1 on an empty copy still errors |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 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::Sampled); |
| 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, 0}, destination, 0, 256, 0, |
| {4, 4, 1}); |
| |
| // Incorrect destination usage |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, vertex, 0, 256, 0, {4, 4, 1}); |
| } |
| |
| TEST_F(CopyCommandTest_T2B, IncorrectRowPitch) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(128, 16, 1); |
| wgpu::Texture source = Create2DTexture(128, 16, 5, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| // Default row pitch is not 256-byte aligned |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 256, 0, |
| {3, 4, 1}); |
| |
| // Row pitch is not 256-byte aligned |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 257, 0, |
| {4, 4, 1}); |
| |
| // Row pitch is less than width * bytesPerPixel |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 256, 0, |
| {65, 1, 1}); |
| } |
| |
| TEST_F(CopyCommandTest_T2B, ImageHeightConstraint) { |
| uint64_t bufferSize = BufferSizeForTextureCopy(5, 5, 1); |
| wgpu::Texture source = |
| Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopySrc); |
| wgpu::Buffer destination = CreateBuffer(bufferSize, wgpu::BufferUsage::CopyDst); |
| |
| // Image height is zero (Valid) |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 256, 0, |
| {4, 4, 1}); |
| |
| // Image height is equal to copy height (Valid) |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 256, 4, |
| {4, 4, 1}); |
| |
| // Image height exceeds copy height (Valid) |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 256, 5, |
| {4, 4, 1}); |
| |
| // Image height is less than copy height (Invalid) |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 256, 3, |
| {4, 4, 1}); |
| } |
| |
| // Test T2B copies with incorrect buffer offset usage |
| TEST_F(CopyCommandTest_T2B, IncorrectBufferOffset) { |
| 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, 0}, destination, bufferSize - 4, |
| 256, 0, {1, 1, 1}); |
| |
| // Incorrect usages |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, bufferSize - 5, |
| 256, 0, {1, 1, 1}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, bufferSize - 6, |
| 256, 0, {1, 1, 1}); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, bufferSize - 7, |
| 256, 0, {1, 1, 1}); |
| } |
| |
| // 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, 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, 0}, destination, 0, 256, 0, |
| {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.arrayLayerCount = 0; |
| ASSERT_DEVICE_ERROR(wgpu::Texture errorTexture = device.CreateTexture(&errorTextureDescriptor)); |
| |
| wgpu::BufferCopyView errorBufferCopyView = utils::CreateBufferCopyView(errorBuffer, 0, 0, 0); |
| wgpu::TextureCopyView errorTextureCopyView = |
| utils::CreateTextureCopyView(errorTexture, 0, 0, {1, 1, 1}); |
| |
| wgpu::Extent3D extent3D = {1, 1, 1}; |
| |
| { |
| uint64_t bufferSize = BufferSizeForTextureCopy(4, 4, 1); |
| wgpu::Buffer source = CreateBuffer(bufferSize, wgpu::BufferUsage::CopySrc); |
| |
| wgpu::BufferCopyView bufferCopyView = utils::CreateBufferCopyView(source, 0, 0, 0); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToBuffer(&errorTextureCopyView, &bufferCopyView, &extent3D); |
| ASSERT_DEVICE_ERROR(encoder.Finish()); |
| } |
| |
| { |
| wgpu::Texture destination = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureUsage::CopyDst); |
| wgpu::TextureCopyView textureCopyView = |
| utils::CreateTextureCopyView(destination, 0, 0, {1, 1, 1}); |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToBuffer(&textureCopyView, &errorBufferCopyView, &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 kRowPitch = 256; |
| constexpr uint32_t kWidth = 4; |
| constexpr uint32_t kHeight = 4; |
| |
| constexpr std::array<wgpu::TextureFormat, 2> kFormats = {wgpu::TextureFormat::RGBA8Unorm, |
| wgpu::TextureFormat::RG8Unorm}; |
| |
| { |
| // kRowPitch * (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 = kRowPitch * (kHeight - 1) + kWidth; |
| |
| for (wgpu::TextureFormat format : kFormats) { |
| wgpu::Texture source = |
| Create2DTexture(kWidth, kHeight, 1, 1, format, wgpu::TextureUsage::CopyDst); |
| |
| wgpu::Buffer destination = CreateBuffer(kInvalidBufferSize, wgpu::BufferUsage::CopySrc); |
| TestT2BCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, |
| kRowPitch, 0, {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, 0}, destination, 0, |
| kRowPitch, 0, {kWidth, kHeight, 1}); |
| } |
| |
| { |
| wgpu::Buffer destination = |
| CreateBuffer(validBufferSize, wgpu::BufferUsage::CopyDst); |
| TestT2BCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, |
| kRowPitch, 0, {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, 0}, destination, |
| 0, 256, 0, {1, 1, 1}); |
| // Copy from high level mip map |
| TestT2BCopy(utils::Expectation::Success, source, maxMipmapLevel - 2, 0, {0, 0, 0}, destination, |
| 0, 256, 0, {2, 1, 1}); |
| // Mip level out of range |
| TestT2BCopy(utils::Expectation::Failure, source, maxMipmapLevel, 0, {0, 0, 0}, destination, 0, |
| 256, 0, {2, 1, 1}); |
| // Copy origin out of range |
| TestT2BCopy(utils::Expectation::Failure, source, maxMipmapLevel - 2, 0, {2, 0, 0}, destination, |
| 0, 256, 0, {2, 1, 1}); |
| // Copy size out of range |
| TestT2BCopy(utils::Expectation::Failure, source, maxMipmapLevel - 2, 0, {1, 0, 0}, destination, |
| 0, 256, 0, {2, 1, 1}); |
| } |
| |
| class CopyCommandTest_T2T : public CopyCommandTest {}; |
| |
| TEST_F(CopyCommandTest_T2T, Success) { |
| 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); |
| |
| // 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, 0}, destination, 0, 0, |
| {0, 0, 0}, {4, 4, 1}); |
| |
| // Copy entire texture |
| TestT2TCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 0, |
| {0, 0, 0}, {16, 16, 1}); |
| |
| // Copy a region along bottom right boundary |
| TestT2TCopy(utils::Expectation::Success, source, 0, 0, {8, 8, 0}, destination, 0, 0, |
| {8, 8, 0}, {8, 8, 1}); |
| |
| // Copy region into mip |
| TestT2TCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 2, 0, |
| {0, 0, 0}, {4, 4, 1}); |
| |
| // Copy mip into region |
| TestT2TCopy(utils::Expectation::Success, source, 2, 0, {0, 0, 0}, destination, 0, 0, |
| {0, 0, 0}, {4, 4, 1}); |
| |
| // Copy between slices |
| TestT2TCopy(utils::Expectation::Success, source, 0, 1, {0, 0, 0}, destination, 0, 1, |
| {0, 0, 0}, {16, 16, 1}); |
| } |
| |
| // Empty copies are valid |
| { |
| // An empty copy |
| TestT2TCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 0, |
| {0, 0, 0}, {0, 0, 1}); |
| |
| // An empty copy with depth = 0 |
| TestT2TCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 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, 0}, destination, 0, 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, 0}, destination, 0, 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, 0}, destination, 0, 0, |
| {0, 0, 0}, {16, 16, 1}); |
| |
| // Incorrect destination usage causes failure |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, source, 0, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| } |
| |
| TEST_F(CopyCommandTest_T2T, OutOfBounds) { |
| 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); |
| |
| // OOB on source |
| { |
| // x + width overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {1, 0, 0}, destination, 0, 0, |
| {0, 0, 0}, {16, 16, 1}); |
| |
| // y + height overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 1, 0}, destination, 0, 0, |
| {0, 0, 0}, {16, 16, 1}); |
| |
| // non-zero mip overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 1, 0, {0, 0, 0}, destination, 0, 0, |
| {0, 0, 0}, {9, 9, 1}); |
| |
| // empty copy on non-existent mip fails |
| TestT2TCopy(utils::Expectation::Failure, source, 6, 0, {0, 0, 0}, destination, 0, 0, |
| {0, 0, 0}, {0, 0, 1}); |
| |
| // empty copy from non-existent slice fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 2, {0, 0, 0}, destination, 0, 0, |
| {0, 0, 0}, {0, 0, 1}); |
| } |
| |
| // OOB on destination |
| { |
| // x + width overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 0, |
| {1, 0, 0}, {16, 16, 1}); |
| |
| // y + height overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 0, |
| {0, 1, 0}, {16, 16, 1}); |
| |
| // non-zero mip overflows |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 1, 0, |
| {0, 0, 0}, {9, 9, 1}); |
| |
| // empty copy on non-existent mip fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 6, 0, |
| {0, 0, 0}, {0, 0, 1}); |
| |
| // empty copy on non-existent slice fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 2, |
| {0, 0, 0}, {0, 0, 1}); |
| } |
| } |
| |
| TEST_F(CopyCommandTest_T2T, 2DTextureDepthConstraints) { |
| 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); |
| |
| // Empty copy on source with z > 0 fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 1}, destination, 0, 0, {0, 0, 0}, |
| {0, 0, 1}); |
| |
| // Empty copy on destination with z > 0 fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 0, {0, 0, 1}, |
| {0, 0, 1}); |
| |
| // Empty copy with depth > 1 fails |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 0, {0, 0, 0}, |
| {0, 0, 2}); |
| } |
| |
| TEST_F(CopyCommandTest_T2T, 2DTextureDepthStencil) { |
| wgpu::Texture source = Create2DTexture(16, 16, 1, 1, wgpu::TextureFormat::Depth24PlusStencil8, |
| wgpu::TextureUsage::CopySrc); |
| wgpu::Texture destination = Create2DTexture( |
| 16, 16, 1, 1, wgpu::TextureFormat::Depth24PlusStencil8, wgpu::TextureUsage::CopyDst); |
| |
| // Success when entire depth stencil subresource is copied |
| TestT2TCopy(utils::Expectation::Success, source, 0, 0, {0, 0, 0}, destination, 0, 0, {0, 0, 0}, |
| {16, 16, 1}); |
| |
| // Failure when depth stencil subresource is partially copied |
| TestT2TCopy(utils::Expectation::Failure, source, 0, 0, {0, 0, 0}, destination, 0, 0, {0, 0, 0}, |
| {15, 15, 1}); |
| } |
| |
| 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, 0}, destination, 0, 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, 4); |
| wgpu::Texture destinationMultiSampled4x = Create2DTexture( |
| 16, 16, 1, 1, wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureUsage::CopyDst, 4); |
| |
| // Success when entire multisampled subresource is copied |
| { |
| TestT2TCopy(utils::Expectation::Success, sourceMultiSampled4x, 0, 0, {0, 0, 0}, |
| destinationMultiSampled4x, 0, 0, {0, 0, 0}, {16, 16, 1}); |
| } |
| |
| // Failures |
| { |
| // An empty copy with mismatched samples fails |
| TestT2TCopy(utils::Expectation::Failure, sourceMultiSampled1x, 0, 0, {0, 0, 0}, |
| destinationMultiSampled4x, 0, 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, 0}, |
| destinationMultiSampled4x, 0, 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, 0}, destination, |
| maxMipmapLevel - 1, 0, {0, 0, 0}, {1, 1, 1}); |
| // Copy to high level mip map |
| TestT2TCopy(utils::Expectation::Success, source, maxMipmapLevel - 2, 0, {0, 0, 0}, destination, |
| maxMipmapLevel - 2, 0, {0, 0, 0}, {2, 1, 1}); |
| // Mip level out of range |
| TestT2TCopy(utils::Expectation::Failure, source, maxMipmapLevel, 0, {0, 0, 0}, destination, |
| maxMipmapLevel, 0, {0, 0, 0}, {2, 1, 1}); |
| // Copy origin out of range |
| TestT2TCopy(utils::Expectation::Failure, source, maxMipmapLevel - 2, 0, {2, 0, 0}, destination, |
| maxMipmapLevel - 2, 0, {2, 0, 0}, {2, 1, 1}); |
| // Copy size out of range |
| TestT2TCopy(utils::Expectation::Failure, source, maxMipmapLevel - 2, 0, {1, 0, 0}, destination, |
| maxMipmapLevel - 2, 0, {0, 0, 0}, {2, 1, 1}); |
| } |
| |
| class CopyCommandTest_CompressedTextureFormats : public CopyCommandTest { |
| public: |
| CopyCommandTest_CompressedTextureFormats() : CopyCommandTest() { |
| device = CreateDeviceFromAdapter(adapter, {"texture_compression_bc"}); |
| } |
| |
| protected: |
| wgpu::Texture Create2DTexture(wgpu::TextureFormat format, |
| uint32_t mipmapLevels = 1, |
| uint32_t width = kWidth, |
| uint32_t height = kHeight) { |
| constexpr wgpu::TextureUsage kUsage = |
| wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::Sampled; |
| constexpr uint32_t kArrayLayers = 1; |
| return CopyCommandTest::Create2DTexture(width, height, mipmapLevels, kArrayLayers, format, |
| kUsage, 1); |
| } |
| |
| static uint32_t CompressedFormatBlockSizeInBytes(wgpu::TextureFormat format) { |
| switch (format) { |
| case wgpu::TextureFormat::BC1RGBAUnorm: |
| case wgpu::TextureFormat::BC1RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC4RSnorm: |
| case wgpu::TextureFormat::BC4RUnorm: |
| return 8; |
| case wgpu::TextureFormat::BC2RGBAUnorm: |
| case wgpu::TextureFormat::BC2RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC3RGBAUnorm: |
| case wgpu::TextureFormat::BC3RGBAUnormSrgb: |
| case wgpu::TextureFormat::BC5RGSnorm: |
| case wgpu::TextureFormat::BC5RGUnorm: |
| case wgpu::TextureFormat::BC6HRGBSfloat: |
| case wgpu::TextureFormat::BC6HRGBUfloat: |
| case wgpu::TextureFormat::BC7RGBAUnorm: |
| case wgpu::TextureFormat::BC7RGBAUnormSrgb: |
| return 16; |
| default: |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| void TestBothTBCopies(utils::Expectation expectation, |
| wgpu::Buffer buffer, |
| uint64_t bufferOffset, |
| uint32_t bufferRowPitch, |
| uint32_t imageHeight, |
| wgpu::Texture texture, |
| uint32_t level, |
| uint32_t arraySlice, |
| wgpu::Origin3D origin, |
| wgpu::Extent3D extent3D) { |
| TestB2TCopy(expectation, buffer, bufferOffset, bufferRowPitch, imageHeight, texture, level, |
| arraySlice, origin, extent3D); |
| TestT2BCopy(expectation, texture, level, arraySlice, origin, buffer, bufferOffset, |
| bufferRowPitch, imageHeight, extent3D); |
| } |
| |
| void TestBothT2TCopies(utils::Expectation expectation, |
| wgpu::Texture texture1, |
| uint32_t level1, |
| uint32_t slice1, |
| wgpu::Origin3D origin1, |
| wgpu::Texture texture2, |
| uint32_t level2, |
| uint32_t slice2, |
| wgpu::Origin3D origin2, |
| wgpu::Extent3D extent3D) { |
| TestT2TCopy(expectation, texture1, level1, slice1, origin1, texture2, level2, slice2, |
| origin2, extent3D); |
| TestT2TCopy(expectation, texture2, level2, slice2, origin2, texture1, level1, slice1, |
| origin1, extent3D); |
| } |
| |
| static constexpr uint32_t kWidth = 16; |
| static constexpr uint32_t kHeight = 16; |
| |
| const std::array<wgpu::TextureFormat, 14> kBCFormats = { |
| wgpu::TextureFormat::BC1RGBAUnorm, wgpu::TextureFormat::BC1RGBAUnormSrgb, |
| wgpu::TextureFormat::BC2RGBAUnorm, wgpu::TextureFormat::BC2RGBAUnormSrgb, |
| wgpu::TextureFormat::BC3RGBAUnorm, wgpu::TextureFormat::BC3RGBAUnormSrgb, |
| wgpu::TextureFormat::BC4RUnorm, wgpu::TextureFormat::BC4RSnorm, |
| wgpu::TextureFormat::BC5RGUnorm, wgpu::TextureFormat::BC5RGSnorm, |
| wgpu::TextureFormat::BC6HRGBUfloat, wgpu::TextureFormat::BC6HRGBSfloat, |
| wgpu::TextureFormat::BC7RGBAUnorm, wgpu::TextureFormat::BC7RGBAUnormSrgb}; |
| }; |
| |
| // Tests to verify that bufferOffset must be a multiple of the compressed texture blocks in bytes |
| // in buffer-to-texture or texture-to-buffer copies with compressed texture formats. |
| TEST_F(CopyCommandTest_CompressedTextureFormats, BufferOffset) { |
| wgpu::Buffer buffer = |
| CreateBuffer(512, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat); |
| |
| // Valid usages of BufferOffset in B2T and T2B copies with compressed texture formats. |
| { |
| uint32_t validBufferOffset = CompressedFormatBlockSizeInBytes(bcFormat); |
| TestBothTBCopies(utils::Expectation::Success, buffer, validBufferOffset, 256, 4, |
| texture, 0, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| |
| // Failures on invalid bufferOffset. |
| { |
| uint32_t kInvalidBufferOffset = CompressedFormatBlockSizeInBytes(bcFormat) / 2; |
| TestBothTBCopies(utils::Expectation::Failure, buffer, kInvalidBufferOffset, 256, 4, |
| texture, 0, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| } |
| } |
| |
| // Tests to verify that RowPitch must not be smaller than (width / blockWidth) * blockSizeInBytes |
| // and it is valid to use 0 as RowPitch in buffer-to-texture or texture-to-buffer copies with |
| // compressed texture formats. |
| // Note that in Dawn we require RowPitch be a multiple of 256, which ensures RowPitch will always be |
| // the multiple of compressed texture block width in bytes. |
| TEST_F(CopyCommandTest_CompressedTextureFormats, RowPitch) { |
| wgpu::Buffer buffer = |
| CreateBuffer(1024, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| |
| { |
| constexpr uint32_t kTestWidth = 160; |
| constexpr uint32_t kTestHeight = 160; |
| |
| // Failures on the RowPitch that is not large enough. |
| { |
| constexpr uint32_t kSmallRowPitch = 256; |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat, 1, kTestWidth, kTestHeight); |
| TestBothTBCopies(utils::Expectation::Failure, buffer, 0, kSmallRowPitch, 4, texture, |
| 0, 0, {0, 0, 0}, {kTestWidth, 4, 1}); |
| } |
| } |
| |
| // Test it is not valid to use a RowPitch that is not a multiple of 256. |
| { |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat, 1, kTestWidth, kTestHeight); |
| uint32_t inValidRowPitch = |
| kTestWidth / 4 * CompressedFormatBlockSizeInBytes(bcFormat); |
| ASSERT_NE(0u, inValidRowPitch % 256); |
| TestBothTBCopies(utils::Expectation::Failure, buffer, 0, inValidRowPitch, 4, |
| texture, 0, 0, {0, 0, 0}, {kTestWidth, 4, 1}); |
| } |
| } |
| |
| // Test the smallest valid RowPitch should work. |
| { |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat, 1, kTestWidth, kTestHeight); |
| uint32_t smallestValidRowPitch = |
| Align(kTestWidth / 4 * CompressedFormatBlockSizeInBytes(bcFormat), 256); |
| TestBothTBCopies(utils::Expectation::Success, buffer, 0, smallestValidRowPitch, 4, |
| texture, 0, 0, {0, 0, 0}, {kTestWidth, 4, 1}); |
| } |
| } |
| } |
| |
| // Test RowPitch == 0. |
| { |
| constexpr uint32_t kZeroRowPitch = 0; |
| constexpr uint32_t kTestHeight = 128; |
| |
| { |
| constexpr uint32_t kValidWidth = 128; |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat, 1, kValidWidth, kTestHeight); |
| TestBothTBCopies(utils::Expectation::Success, buffer, 0, kZeroRowPitch, 4, texture, |
| 0, 0, {0, 0, 0}, {kValidWidth, 4, 1}); |
| } |
| } |
| |
| { |
| constexpr uint32_t kInValidWidth = 16; |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat, 1, kInValidWidth, kTestHeight); |
| TestBothTBCopies(utils::Expectation::Failure, buffer, 0, kZeroRowPitch, 4, texture, |
| 0, 0, {0, 0, 0}, {kInValidWidth, 4, 1}); |
| } |
| } |
| } |
| } |
| |
| // Tests to verify that imageHeight must be a multiple of the compressed texture block height in |
| // buffer-to-texture or texture-to-buffer copies with compressed texture formats. |
| TEST_F(CopyCommandTest_CompressedTextureFormats, ImageHeight) { |
| wgpu::Buffer buffer = |
| CreateBuffer(512, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat); |
| |
| // Valid usages of imageHeight in B2T and T2B copies with compressed texture formats. |
| { |
| constexpr uint32_t kValidImageHeight = 8; |
| TestBothTBCopies(utils::Expectation::Success, buffer, 0, 256, kValidImageHeight, |
| texture, 0, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| |
| // Failures on invalid imageHeight. |
| { |
| constexpr uint32_t kInvalidImageHeight = 3; |
| TestBothTBCopies(utils::Expectation::Failure, buffer, 0, 256, kInvalidImageHeight, |
| texture, 0, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| } |
| } |
| |
| // Tests to verify that ImageOffset.x must be a multiple of the compressed texture block width and |
| // ImageOffset.y must be a multiple of the compressed texture block height in buffer-to-texture, |
| // texture-to-buffer or texture-to-texture copies with compressed texture formats. |
| TEST_F(CopyCommandTest_CompressedTextureFormats, ImageOffset) { |
| wgpu::Buffer buffer = |
| CreateBuffer(512, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat); |
| wgpu::Texture texture2 = Create2DTexture(bcFormat); |
| |
| constexpr wgpu::Origin3D kSmallestValidOrigin3D = {4, 4, 0}; |
| |
| // Valid usages of ImageOffset in B2T, T2B and T2T copies with compressed texture formats. |
| { |
| TestBothTBCopies(utils::Expectation::Success, buffer, 0, 256, 4, texture, 0, 0, |
| kSmallestValidOrigin3D, {4, 4, 1}); |
| TestBothT2TCopies(utils::Expectation::Success, texture, 0, 0, {0, 0, 0}, texture2, 0, 0, |
| kSmallestValidOrigin3D, {4, 4, 1}); |
| } |
| |
| // Failures on invalid ImageOffset.x. |
| { |
| constexpr wgpu::Origin3D kInvalidOrigin3D = {kSmallestValidOrigin3D.x - 1, |
| kSmallestValidOrigin3D.y, 0}; |
| TestBothTBCopies(utils::Expectation::Failure, buffer, 0, 256, 4, texture, 0, 0, |
| kInvalidOrigin3D, {4, 4, 1}); |
| TestBothT2TCopies(utils::Expectation::Failure, texture, 0, 0, kInvalidOrigin3D, |
| texture2, 0, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| |
| // Failures on invalid ImageOffset.y. |
| { |
| constexpr wgpu::Origin3D kInvalidOrigin3D = {kSmallestValidOrigin3D.x, |
| kSmallestValidOrigin3D.y - 1, 0}; |
| TestBothTBCopies(utils::Expectation::Failure, buffer, 0, 256, 4, texture, 0, 0, |
| kInvalidOrigin3D, {4, 4, 1}); |
| TestBothT2TCopies(utils::Expectation::Failure, texture, 0, 0, kInvalidOrigin3D, |
| texture2, 0, 0, {0, 0, 0}, {4, 4, 1}); |
| } |
| } |
| } |
| |
| // Tests to verify that ImageExtent.x must be a multiple of the compressed texture block width and |
| // ImageExtent.y must be a multiple of the compressed texture block height in buffer-to-texture, |
| // texture-to-buffer or texture-to-texture copies with compressed texture formats. |
| TEST_F(CopyCommandTest_CompressedTextureFormats, ImageExtent) { |
| wgpu::Buffer buffer = |
| CreateBuffer(512, wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst); |
| |
| constexpr uint32_t kMipmapLevels = 3; |
| constexpr uint32_t kTestWidth = 60; |
| constexpr uint32_t kTestHeight = 60; |
| |
| for (wgpu::TextureFormat bcFormat : kBCFormats) { |
| wgpu::Texture texture = Create2DTexture(bcFormat, kMipmapLevels, kTestWidth, kTestHeight); |
| wgpu::Texture texture2 = Create2DTexture(bcFormat, kMipmapLevels, kTestWidth, kTestHeight); |
| |
| constexpr wgpu::Extent3D kSmallestValidExtent3D = {4, 4, 1}; |
| |
| // Valid usages of ImageExtent in B2T, T2B and T2T copies with compressed texture formats. |
| { |
| TestBothTBCopies(utils::Expectation::Success, buffer, 0, 256, 8, texture, 0, 0, |
| {0, 0, 0}, kSmallestValidExtent3D); |
| TestBothT2TCopies(utils::Expectation::Success, texture, 0, 0, {0, 0, 0}, texture2, 0, 0, |
| {0, 0, 0}, kSmallestValidExtent3D); |
| } |
| |
| // Valid usages of ImageExtent in B2T, T2B and T2T copies with compressed texture formats |
| // and non-zero mipmap levels. |
| { |
| constexpr uint32_t kTestMipmapLevel = 2; |
| constexpr wgpu::Origin3D kTestOrigin = { |
| (kTestWidth >> kTestMipmapLevel) - kSmallestValidExtent3D.width + 1, |
| (kTestHeight >> kTestMipmapLevel) - kSmallestValidExtent3D.height + 1, 0}; |
| |
| TestBothTBCopies(utils::Expectation::Success, buffer, 0, 256, 4, texture, |
| kTestMipmapLevel, 0, kTestOrigin, kSmallestValidExtent3D); |
| TestBothT2TCopies(utils::Expectation::Success, texture, kTestMipmapLevel, 0, |
| kTestOrigin, texture2, 0, 0, {0, 0, 0}, kSmallestValidExtent3D); |
| } |
| |
| // Failures on invalid ImageExtent.x. |
| { |
| constexpr wgpu::Extent3D kInValidExtent3D = {kSmallestValidExtent3D.width - 1, |
| kSmallestValidExtent3D.height, 1}; |
| TestBothTBCopies(utils::Expectation::Failure, buffer, 0, 256, 4, texture, 0, 0, |
| {0, 0, 0}, kInValidExtent3D); |
| TestBothT2TCopies(utils::Expectation::Failure, texture, 0, 0, {0, 0, 0}, texture2, 0, 0, |
| {0, 0, 0}, kInValidExtent3D); |
| } |
| |
| // Failures on invalid ImageExtent.y. |
| { |
| constexpr wgpu::Extent3D kInValidExtent3D = {kSmallestValidExtent3D.width, |
| kSmallestValidExtent3D.height - 1, 1}; |
| TestBothTBCopies(utils::Expectation::Failure, buffer, 0, 256, 4, texture, 0, 0, |
| {0, 0, 0}, kInValidExtent3D); |
| TestBothT2TCopies(utils::Expectation::Failure, texture, 0, 0, {0, 0, 0}, texture2, 0, 0, |
| {0, 0, 0}, kInValidExtent3D); |
| } |
| } |
| } |
