| // Copyright 2020 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "tests/DawnTest.h" |
| |
| #include "common/Constants.h" |
| #include "common/Math.h" |
| #include "utils/ComboRenderPipelineDescriptor.h" |
| #include "utils/TestUtils.h" |
| #include "utils/TextureUtils.h" |
| #include "utils/WGPUHelpers.h" |
| |
| namespace { |
| static constexpr wgpu::TextureFormat kTextureFormat = wgpu::TextureFormat::RGBA8Unorm; |
| |
| // Set default texture size to single line texture for color conversion tests. |
| static constexpr uint64_t kDefaultTextureWidth = 10; |
| static constexpr uint64_t kDefaultTextureHeight = 1; |
| |
| // Dst texture format copyTextureForBrowser accept |
| static const wgpu::TextureFormat kDstTextureFormats[] = { |
| wgpu::TextureFormat::RGBA8Unorm, wgpu::TextureFormat::BGRA8Unorm, |
| wgpu::TextureFormat::RGBA32Float, wgpu::TextureFormat::RG8Unorm, |
| wgpu::TextureFormat::RGBA16Float, wgpu::TextureFormat::RG16Float, |
| wgpu::TextureFormat::RGB10A2Unorm}; |
| |
| static const wgpu::Origin3D kOrigins[] = {{1, 1}, {1, 2}, {2, 1}}; |
| |
| static const wgpu::Extent3D kCopySizes[] = {{1, 1}, {2, 1}, {1, 2}, {2, 2}}; |
| |
| static const wgpu::AlphaOp kAlphaOps[] = {wgpu::AlphaOp::DontChange, wgpu::AlphaOp::Premultiply, |
| wgpu::AlphaOp::Unpremultiply}; |
| } // anonymous namespace |
| |
| class CopyTextureForBrowserTests : public DawnTest { |
| protected: |
| struct TextureSpec { |
| wgpu::Origin3D copyOrigin = {}; |
| wgpu::Extent3D textureSize = {kDefaultTextureWidth, kDefaultTextureHeight}; |
| uint32_t level = 0; |
| wgpu::TextureFormat format = kTextureFormat; |
| }; |
| |
| // This fixed source texture data is for color conversion tests. |
| // The source data can fill a texture in default width and height. |
| static std::vector<RGBA8> GetFixedSourceTextureData() { |
| std::vector<RGBA8> sourceTextureData{ |
| // Take RGBA8Unorm as example: |
| // R channel has different values |
| RGBA8(0, 255, 255, 255), // r = 0.0 |
| RGBA8(102, 255, 255, 255), // r = 0.4 |
| RGBA8(153, 255, 255, 255), // r = 0.6 |
| |
| // G channel has different values |
| RGBA8(255, 0, 255, 255), // g = 0.0 |
| RGBA8(255, 102, 255, 255), // g = 0.4 |
| RGBA8(255, 153, 255, 255), // g = 0.6 |
| |
| // B channel has different values |
| RGBA8(255, 255, 0, 255), // b = 0.0 |
| RGBA8(255, 255, 102, 255), // b = 0.4 |
| RGBA8(255, 255, 153, 255), // b = 0.6 |
| |
| // A channel set to 0 |
| RGBA8(255, 255, 255, 0) // a = 0 |
| }; |
| |
| return sourceTextureData; |
| } |
| |
| enum class TextureCopyRole { |
| SOURCE, |
| DEST, |
| }; |
| |
| // Source texture contains red pixels and dst texture contains green pixels at start. |
| static std::vector<RGBA8> GetTextureData(const utils::TextureDataCopyLayout& layout, |
| TextureCopyRole textureRole, |
| wgpu::AlphaOp alphaOp = wgpu::AlphaOp::DontChange) { |
| std::array<uint8_t, 4> alpha = {0, 102, 153, 255}; // 0.0, 0.4, 0.6, 1.0 |
| std::vector<RGBA8> textureData(layout.texelBlockCount); |
| for (uint32_t layer = 0; layer < layout.mipSize.depthOrArrayLayers; ++layer) { |
| const uint32_t sliceOffset = layout.texelBlocksPerImage * layer; |
| for (uint32_t y = 0; y < layout.mipSize.height; ++y) { |
| const uint32_t rowOffset = layout.texelBlocksPerRow * y; |
| for (uint32_t x = 0; x < layout.mipSize.width; ++x) { |
| // Source textures will have variable pixel data to cover cases like |
| // flipY. |
| if (textureRole == TextureCopyRole::SOURCE) { |
| switch (alphaOp) { |
| case wgpu::AlphaOp::DontChange: |
| textureData[sliceOffset + rowOffset + x] = RGBA8( |
| static_cast<uint8_t>((x + layer * x) % 256), |
| static_cast<uint8_t>((y + layer * y) % 256), |
| static_cast<uint8_t>(x % 256), static_cast<uint8_t>(x % 256)); |
| break; |
| case wgpu::AlphaOp::Premultiply: |
| // For premultiply alpha test cases, we expect each channel in dst |
| // texture will equal to the alpha channel value. |
| textureData[sliceOffset + rowOffset + x] = RGBA8( |
| static_cast<uint8_t>(255), static_cast<uint8_t>(255), |
| static_cast<uint8_t>(255), static_cast<uint8_t>(alpha[x % 4])); |
| break; |
| case wgpu::AlphaOp::Unpremultiply: |
| // For unpremultiply alpha test cases, we expect each channel in dst |
| // texture will equal to 1.0. |
| textureData[sliceOffset + rowOffset + x] = |
| RGBA8(static_cast<uint8_t>(alpha[x % 4]), |
| static_cast<uint8_t>(alpha[x % 4]), |
| static_cast<uint8_t>(alpha[x % 4]), |
| static_cast<uint8_t>(alpha[x % 4])); |
| break; |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| } else { // Dst textures will have be init as `green` to ensure subrect |
| // copy not cross bound. |
| textureData[sliceOffset + rowOffset + x] = |
| RGBA8(static_cast<uint8_t>(0), static_cast<uint8_t>(255), |
| static_cast<uint8_t>(0), static_cast<uint8_t>(255)); |
| } |
| } |
| } |
| } |
| |
| return textureData; |
| } |
| |
| void SetUp() override { |
| DawnTest::SetUp(); |
| // crbug.com/dawn/948: Tint required for multiple entrypoints in a module. |
| // CopyTextureForBrowser uses and internal pipeline with a multi-entrypoint |
| // shader module. |
| DAWN_TEST_UNSUPPORTED_IF(!HasToggleEnabled("use_tint_generator")); |
| |
| testPipeline = MakeTestPipeline(); |
| |
| uint32_t uniformBufferData[] = { |
| 0, // copy have flipY option |
| 4, // channelCount |
| 0, |
| 0, // uvec2, subrect copy src origin |
| 0, |
| 0, // uvec2, subrect copy dst origin |
| 0, |
| 0, // uvec2, subrect copy size |
| static_cast<uint32_t>(wgpu::AlphaOp::DontChange), // AlphaOp: DontChange |
| }; |
| |
| wgpu::BufferDescriptor uniformBufferDesc = {}; |
| uniformBufferDesc.usage = wgpu::BufferUsage::CopyDst | wgpu::BufferUsage::Uniform; |
| uniformBufferDesc.size = sizeof(uniformBufferData); |
| uniformBuffer = device.CreateBuffer(&uniformBufferDesc); |
| } |
| |
| // Do the bit-by-bit comparison between the source and destination texture with GPU (compute |
| // shader) instead of CPU after executing CopyTextureForBrowser() to avoid the errors caused by |
| // comparing a value generated on CPU to the one generated on GPU. |
| wgpu::ComputePipeline MakeTestPipeline() { |
| wgpu::ShaderModule csModule = utils::CreateShaderModule(device, R"( |
| [[block]] struct Uniforms { |
| dstTextureFlipY : u32; |
| channelCount : u32; |
| srcCopyOrigin : vec2<u32>; |
| dstCopyOrigin : vec2<u32>; |
| copySize : vec2<u32>; |
| alphaOp : u32; |
| }; |
| [[block]] struct OutputBuf { |
| result : array<u32>; |
| }; |
| [[group(0), binding(0)]] var src : texture_2d<f32>; |
| [[group(0), binding(1)]] var dst : texture_2d<f32>; |
| [[group(0), binding(2)]] var<storage, read_write> output : OutputBuf; |
| [[group(0), binding(3)]] var<uniform> uniforms : Uniforms; |
| fn aboutEqual(value : f32, expect : f32) -> bool { |
| // The value diff should be smaller than the hard coded tolerance. |
| return abs(value - expect) < 0.001; |
| } |
| [[stage(compute), workgroup_size(1, 1, 1)]] |
| fn main([[builtin(global_invocation_id)]] GlobalInvocationID : vec3<u32>) { |
| let srcSize = textureDimensions(src); |
| let dstSize = textureDimensions(dst); |
| let dstTexCoord = vec2<u32>(GlobalInvocationID.xy); |
| let nonCoveredColor = vec4<f32>(0.0, 1.0, 0.0, 1.0); // should be green |
| |
| var success : bool = true; |
| if (dstTexCoord.x < uniforms.dstCopyOrigin.x || |
| dstTexCoord.y < uniforms.dstCopyOrigin.y || |
| dstTexCoord.x >= uniforms.dstCopyOrigin.x + uniforms.copySize.x || |
| dstTexCoord.y >= uniforms.dstCopyOrigin.y + uniforms.copySize.y) { |
| success = success && |
| all(textureLoad(dst, vec2<i32>(dstTexCoord), 0) == nonCoveredColor); |
| } else { |
| // Calculate source texture coord. |
| var srcTexCoord = dstTexCoord - uniforms.dstCopyOrigin + |
| uniforms.srcCopyOrigin; |
| // Note that |flipY| equals flip src texture firstly and then do copy from src |
| // subrect to dst subrect. This helps on blink part to handle some input texture |
| // which is flipped and need to unpack flip during the copy. |
| // We need to calculate the expect y coord based on this rule. |
| if (uniforms.dstTextureFlipY == 1u) { |
| srcTexCoord.y = u32(srcSize.y) - srcTexCoord.y - 1u; |
| } |
| |
| var srcColor = textureLoad(src, vec2<i32>(srcTexCoord), 0); |
| var dstColor = textureLoad(dst, vec2<i32>(dstTexCoord), 0); |
| |
| // Expect the dst texture channels should be all equal to alpha value |
| // after premultiply. |
| // TODO(crbug.com/1217153): if wgsl support `constexpr` and allow it |
| // to be case selector, Replace 0u/1u/2u with a constexpr variable with |
| // meaningful name. |
| switch(uniforms.alphaOp) { |
| case 0u: { // AlphaOp: DontChange |
| break; |
| } |
| case 1u: { // AlphaOp: Premultiply |
| srcColor = vec4<f32>(srcColor.rgb * srcColor.a, srcColor.a); |
| break; |
| } |
| case 2u: { // AlphaOp: Unpremultiply |
| if (srcColor.a != 0.0) { |
| srcColor = vec4<f32>(srcColor.rgb / srcColor.a, srcColor.a); |
| } |
| break; |
| } |
| default: { |
| break; |
| } |
| } |
| |
| // Not use loop and variable index format to workaround |
| // crbug.com/tint/638. |
| if (uniforms.channelCount == 2u) { // All have rg components. |
| success = success && |
| aboutEqual(dstColor.r, srcColor.r) && |
| aboutEqual(dstColor.g, srcColor.g); |
| } else { |
| success = success && |
| aboutEqual(dstColor.r, srcColor.r) && |
| aboutEqual(dstColor.g, srcColor.g) && |
| aboutEqual(dstColor.b, srcColor.b) && |
| aboutEqual(dstColor.a, srcColor.a); |
| } |
| } |
| let outputIndex = GlobalInvocationID.y * u32(dstSize.x) + GlobalInvocationID.x; |
| if (success) { |
| output.result[outputIndex] = 1u; |
| } else { |
| output.result[outputIndex] = 0u; |
| } |
| } |
| )"); |
| |
| wgpu::ComputePipelineDescriptor csDesc; |
| csDesc.compute.module = csModule; |
| csDesc.compute.entryPoint = "main"; |
| |
| return device.CreateComputePipeline(&csDesc); |
| } |
| static uint32_t GetTextureFormatComponentCount(wgpu::TextureFormat format) { |
| switch (format) { |
| case wgpu::TextureFormat::RGBA8Unorm: |
| case wgpu::TextureFormat::BGRA8Unorm: |
| case wgpu::TextureFormat::RGB10A2Unorm: |
| case wgpu::TextureFormat::RGBA16Float: |
| case wgpu::TextureFormat::RGBA32Float: |
| return 4; |
| case wgpu::TextureFormat::RG8Unorm: |
| case wgpu::TextureFormat::RG16Float: |
| return 2; |
| default: |
| UNREACHABLE(); |
| } |
| } |
| |
| void DoColorConversionTest(const TextureSpec& srcSpec, const TextureSpec& dstSpec) { |
| DoTest(srcSpec, dstSpec, {kDefaultTextureWidth, kDefaultTextureHeight}, {}, true); |
| } |
| |
| void DoTest(const TextureSpec& srcSpec, |
| const TextureSpec& dstSpec, |
| const wgpu::Extent3D& copySize = {kDefaultTextureWidth, kDefaultTextureHeight}, |
| const wgpu::CopyTextureForBrowserOptions options = {}, |
| bool useFixedTestValue = false) { |
| // Create and initialize src texture. |
| wgpu::TextureDescriptor srcDescriptor; |
| srcDescriptor.size = srcSpec.textureSize; |
| srcDescriptor.format = srcSpec.format; |
| srcDescriptor.mipLevelCount = srcSpec.level + 1; |
| srcDescriptor.usage = |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::Sampled; |
| wgpu::Texture srcTexture = device.CreateTexture(&srcDescriptor); |
| |
| const utils::TextureDataCopyLayout srcCopyLayout = |
| utils::GetTextureDataCopyLayoutForTextureAtLevel( |
| kTextureFormat, |
| {srcSpec.textureSize.width, srcSpec.textureSize.height, |
| copySize.depthOrArrayLayers}, |
| srcSpec.level); |
| |
| std::vector<RGBA8> srcTextureArrayCopyData; |
| if (useFixedTestValue) { // Use fixed value for color conversion tests. |
| srcTextureArrayCopyData = GetFixedSourceTextureData(); |
| } else { // For other tests, the input format is always kTextureFormat. |
| |
| srcTextureArrayCopyData = |
| GetTextureData(srcCopyLayout, TextureCopyRole::SOURCE, options.alphaOp); |
| } |
| |
| wgpu::ImageCopyTexture srcImageTextureInit = |
| utils::CreateImageCopyTexture(srcTexture, srcSpec.level, {0, 0}); |
| |
| wgpu::TextureDataLayout srcTextureDataLayout; |
| srcTextureDataLayout.offset = 0; |
| srcTextureDataLayout.bytesPerRow = srcCopyLayout.bytesPerRow; |
| srcTextureDataLayout.rowsPerImage = srcCopyLayout.rowsPerImage; |
| |
| device.GetQueue().WriteTexture(&srcImageTextureInit, srcTextureArrayCopyData.data(), |
| srcTextureArrayCopyData.size() * sizeof(RGBA8), |
| &srcTextureDataLayout, &srcCopyLayout.mipSize); |
| |
| bool testSubRectCopy = srcSpec.copyOrigin.x > 0 || srcSpec.copyOrigin.y > 0 || |
| dstSpec.copyOrigin.x > 0 || dstSpec.copyOrigin.y > 0 || |
| srcSpec.textureSize.width > copySize.width || |
| srcSpec.textureSize.height > copySize.height || |
| dstSpec.textureSize.width > copySize.width || |
| dstSpec.textureSize.height > copySize.height; |
| |
| // Create and init dst texture. |
| wgpu::Texture dstTexture; |
| wgpu::TextureDescriptor dstDescriptor; |
| dstDescriptor.size = dstSpec.textureSize; |
| dstDescriptor.format = dstSpec.format; |
| dstDescriptor.mipLevelCount = dstSpec.level + 1; |
| dstDescriptor.usage = wgpu::TextureUsage::CopyDst | wgpu::TextureUsage::Sampled | |
| wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::CopySrc; |
| dstTexture = device.CreateTexture(&dstDescriptor); |
| |
| if (testSubRectCopy) { |
| // For subrect copy tests, dst texture use kTextureFormat always. |
| const utils::TextureDataCopyLayout dstCopyLayout = |
| utils::GetTextureDataCopyLayoutForTextureAtLevel( |
| kTextureFormat, |
| {dstSpec.textureSize.width, dstSpec.textureSize.height, |
| copySize.depthOrArrayLayers}, |
| dstSpec.level); |
| |
| const std::vector<RGBA8> dstTextureArrayCopyData = |
| GetTextureData(dstCopyLayout, TextureCopyRole::DEST); |
| |
| wgpu::TextureDataLayout dstTextureDataLayout; |
| dstTextureDataLayout.offset = 0; |
| dstTextureDataLayout.bytesPerRow = dstCopyLayout.bytesPerRow; |
| dstTextureDataLayout.rowsPerImage = dstCopyLayout.rowsPerImage; |
| |
| wgpu::ImageCopyTexture dstImageTextureInit = |
| utils::CreateImageCopyTexture(dstTexture, dstSpec.level, {0, 0}); |
| |
| device.GetQueue().WriteTexture(&dstImageTextureInit, dstTextureArrayCopyData.data(), |
| dstTextureArrayCopyData.size() * sizeof(RGBA8), |
| &dstTextureDataLayout, &dstCopyLayout.mipSize); |
| } |
| |
| // Perform the texture to texture copy |
| wgpu::ImageCopyTexture srcImageCopyTexture = |
| utils::CreateImageCopyTexture(srcTexture, srcSpec.level, srcSpec.copyOrigin); |
| wgpu::ImageCopyTexture dstImageCopyTexture = |
| utils::CreateImageCopyTexture(dstTexture, dstSpec.level, dstSpec.copyOrigin); |
| device.GetQueue().CopyTextureForBrowser(&srcImageCopyTexture, &dstImageCopyTexture, |
| ©Size, &options); |
| |
| // Update uniform buffer based on test config |
| uint32_t uniformBufferData[] = { |
| options.flipY, // copy have flipY option |
| GetTextureFormatComponentCount(dstSpec.format), // channelCount |
| srcSpec.copyOrigin.x, |
| srcSpec.copyOrigin.y, // src texture copy origin |
| dstSpec.copyOrigin.x, |
| dstSpec.copyOrigin.y, // dst texture copy origin |
| copySize.width, |
| copySize.height, // copy size |
| static_cast<uint32_t>(options.alphaOp) // alphaOp |
| }; |
| |
| device.GetQueue().WriteBuffer(uniformBuffer, 0, uniformBufferData, |
| sizeof(uniformBufferData)); |
| |
| // Create output buffer to store result |
| wgpu::BufferDescriptor outputDesc; |
| outputDesc.size = dstSpec.textureSize.width * dstSpec.textureSize.height * sizeof(uint32_t); |
| outputDesc.usage = |
| wgpu::BufferUsage::Storage | wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst; |
| wgpu::Buffer outputBuffer = device.CreateBuffer(&outputDesc); |
| |
| // Create texture views for test. |
| wgpu::TextureViewDescriptor srcTextureViewDesc = {}; |
| srcTextureViewDesc.baseMipLevel = srcSpec.level; |
| wgpu::TextureView srcTextureView = srcTexture.CreateView(&srcTextureViewDesc); |
| |
| wgpu::TextureViewDescriptor dstTextureViewDesc = {}; |
| dstTextureViewDesc.baseMipLevel = dstSpec.level; |
| wgpu::TextureView dstTextureView = dstTexture.CreateView(&dstTextureViewDesc); |
| |
| // Create bind group based on the config. |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup( |
| device, testPipeline.GetBindGroupLayout(0), |
| {{0, srcTextureView}, {1, dstTextureView}, {2, outputBuffer}, {3, uniformBuffer}}); |
| |
| // Start a pipeline to check pixel value in bit form. |
| wgpu::CommandEncoder testEncoder = device.CreateCommandEncoder(); |
| |
| wgpu::CommandBuffer testCommands; |
| { |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::ComputePassEncoder pass = encoder.BeginComputePass(); |
| pass.SetPipeline(testPipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Dispatch(dstSpec.textureSize.width, |
| dstSpec.textureSize.height); // Verify dst texture content |
| pass.EndPass(); |
| |
| testCommands = encoder.Finish(); |
| } |
| queue.Submit(1, &testCommands); |
| |
| std::vector<uint32_t> expectResult(dstSpec.textureSize.width * dstSpec.textureSize.height, |
| 1); |
| EXPECT_BUFFER_U32_RANGE_EQ(expectResult.data(), outputBuffer, 0, |
| dstSpec.textureSize.width * dstSpec.textureSize.height); |
| } |
| |
| wgpu::Buffer uniformBuffer; // Uniform buffer to store dst texture meta info. |
| wgpu::ComputePipeline testPipeline; |
| }; |
| |
| // Verify CopyTextureForBrowserTests works with internal pipeline. |
| // The case do copy without any transform. |
| TEST_P(CopyTextureForBrowserTests, PassthroughCopy) { |
| constexpr uint32_t kWidth = 10; |
| constexpr uint32_t kHeight = 1; |
| |
| TextureSpec textureSpec; |
| textureSpec.textureSize = {kWidth, kHeight}; |
| |
| DoTest(textureSpec, textureSpec, {kWidth, kHeight}); |
| } |
| |
| TEST_P(CopyTextureForBrowserTests, VerifyCopyOnXDirection) { |
| constexpr uint32_t kWidth = 1000; |
| constexpr uint32_t kHeight = 1; |
| |
| TextureSpec textureSpec; |
| textureSpec.textureSize = {kWidth, kHeight}; |
| |
| DoTest(textureSpec, textureSpec, {kWidth, kHeight}); |
| } |
| |
| TEST_P(CopyTextureForBrowserTests, VerifyCopyOnYDirection) { |
| constexpr uint32_t kWidth = 1; |
| constexpr uint32_t kHeight = 1000; |
| |
| TextureSpec textureSpec; |
| textureSpec.textureSize = {kWidth, kHeight}; |
| |
| DoTest(textureSpec, textureSpec, {kWidth, kHeight}); |
| } |
| |
| TEST_P(CopyTextureForBrowserTests, VerifyCopyFromLargeTexture) { |
| constexpr uint32_t kWidth = 899; |
| constexpr uint32_t kHeight = 999; |
| |
| TextureSpec textureSpec; |
| textureSpec.textureSize = {kWidth, kHeight}; |
| |
| DoTest(textureSpec, textureSpec, {kWidth, kHeight}); |
| } |
| |
| TEST_P(CopyTextureForBrowserTests, VerifyFlipY) { |
| constexpr uint32_t kWidth = 901; |
| constexpr uint32_t kHeight = 1001; |
| |
| TextureSpec textureSpec; |
| textureSpec.textureSize = {kWidth, kHeight}; |
| |
| wgpu::CopyTextureForBrowserOptions options = {}; |
| options.flipY = true; |
| DoTest(textureSpec, textureSpec, {kWidth, kHeight}, options); |
| } |
| |
| TEST_P(CopyTextureForBrowserTests, VerifyFlipYInSlimTexture) { |
| constexpr uint32_t kWidth = 1; |
| constexpr uint32_t kHeight = 1001; |
| |
| TextureSpec textureSpec; |
| textureSpec.textureSize = {kWidth, kHeight}; |
| |
| wgpu::CopyTextureForBrowserOptions options = {}; |
| options.flipY = true; |
| DoTest(textureSpec, textureSpec, {kWidth, kHeight}, options); |
| } |
| |
| // Verify |CopyTextureForBrowser| doing color conversion correctly when |
| // the source texture is RGBA8Unorm format. |
| TEST_P(CopyTextureForBrowserTests, FromRGBA8UnormCopy) { |
| // Skip OpenGLES backend because it fails on using RGBA8Unorm as |
| // source texture format. |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES()); |
| |
| for (wgpu::TextureFormat dstFormat : kDstTextureFormats) { |
| TextureSpec srcTextureSpec = {}; // default format is RGBA8Unorm |
| |
| TextureSpec dstTextureSpec; |
| dstTextureSpec.format = dstFormat; |
| |
| DoColorConversionTest(srcTextureSpec, dstTextureSpec); |
| } |
| } |
| |
| // Verify |CopyTextureForBrowser| doing color conversion correctly when |
| // the source texture is BGRAUnorm format. |
| TEST_P(CopyTextureForBrowserTests, FromBGRA8UnormCopy) { |
| // Skip OpenGLES backend because it fails on using BGRA8Unorm as |
| // source texture format. |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES()); |
| |
| for (wgpu::TextureFormat dstFormat : kDstTextureFormats) { |
| TextureSpec srcTextureSpec; |
| srcTextureSpec.format = wgpu::TextureFormat::BGRA8Unorm; |
| |
| TextureSpec dstTextureSpec; |
| dstTextureSpec.format = dstFormat; |
| |
| DoColorConversionTest(srcTextureSpec, dstTextureSpec); |
| } |
| } |
| |
| // Verify |CopyTextureForBrowser| doing subrect copy. |
| // Source texture is a full red texture and dst texture is a full |
| // green texture originally. After the subrect copy, affected part |
| // in dst texture should be red and other part should remain green. |
| TEST_P(CopyTextureForBrowserTests, CopySubRect) { |
| // Tests skip due to crbug.com/dawn/592. |
| DAWN_SUPPRESS_TEST_IF(IsD3D12() && IsBackendValidationEnabled()); |
| |
| for (wgpu::Origin3D srcOrigin : kOrigins) { |
| for (wgpu::Origin3D dstOrigin : kOrigins) { |
| for (wgpu::Extent3D copySize : kCopySizes) { |
| for (bool flipY : {true, false}) { |
| TextureSpec srcTextureSpec; |
| srcTextureSpec.copyOrigin = srcOrigin; |
| srcTextureSpec.textureSize = {6, 7}; |
| |
| TextureSpec dstTextureSpec; |
| dstTextureSpec.copyOrigin = dstOrigin; |
| dstTextureSpec.textureSize = {8, 5}; |
| wgpu::CopyTextureForBrowserOptions options = {}; |
| options.flipY = flipY; |
| |
| DoTest(srcTextureSpec, dstTextureSpec, copySize, options); |
| } |
| } |
| } |
| } |
| } |
| |
| // Verify |CopyTextureForBrowser| doing alphaOp. |
| // Test alpha ops: DontChange, Premultiply, Unpremultiply. |
| TEST_P(CopyTextureForBrowserTests, alphaOp) { |
| // Skip OpenGLES backend because it fails on using RGBA8Unorm as |
| // source texture format. |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES()); |
| |
| constexpr uint32_t kWidth = 10; |
| constexpr uint32_t kHeight = 10; |
| |
| TextureSpec textureSpec; |
| textureSpec.textureSize = {kWidth, kHeight}; |
| |
| for (wgpu::AlphaOp alphaOp : kAlphaOps) { |
| wgpu::CopyTextureForBrowserOptions options = {}; |
| options.alphaOp = alphaOp; |
| DoTest(textureSpec, textureSpec, {kWidth, kHeight}, options); |
| } |
| } |
| |
| DAWN_INSTANTIATE_TEST(CopyTextureForBrowserTests, |
| D3D12Backend(), |
| MetalBackend(), |
| OpenGLBackend(), |
| OpenGLESBackend(), |
| VulkanBackend()); |
