| // Copyright 2021 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 <string> |
| #include <vector> |
| |
| #include "dawn/tests/DawnTest.h" |
| #include "dawn/utils/ComboRenderPipelineDescriptor.h" |
| #include "dawn/utils/WGPUHelpers.h" |
| |
| namespace dawn { |
| namespace { |
| |
| wgpu::Texture Create2DTexture(wgpu::Device device, |
| uint32_t width, |
| uint32_t height, |
| wgpu::TextureFormat format, |
| wgpu::TextureUsage usage) { |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = width; |
| descriptor.size.height = height; |
| descriptor.size.depthOrArrayLayers = 1; |
| descriptor.sampleCount = 1; |
| descriptor.format = format; |
| descriptor.mipLevelCount = 1; |
| descriptor.usage = usage; |
| return device.CreateTexture(&descriptor); |
| } |
| |
| struct YUVTestData { |
| float y; |
| float u; |
| float v; |
| std::array<float, 4> rgbaFloats; |
| utils::RGBA8 rgba; |
| }; |
| static const YUVTestData kBlack = { |
| 0.0, 0.5, 0.5, {0.0, 0.0, 0.0, 1.0}, utils::RGBA8::kBlack, |
| }; |
| static const YUVTestData kRed = { |
| 0.2126, 0.4172, 1.0, {1.0, 0.0, 0.0, 1.0}, utils::RGBA8::kRed, |
| }; |
| static const YUVTestData kGreen = { |
| 0.7152, 0.1402, 0.0175, {0.0, 1.0, 0.0, 1.0}, utils::RGBA8::kGreen, |
| }; |
| static const YUVTestData kBlue = { |
| 0.0722, 1.0, 0.4937, {0.0, 0.0, 1.0, 1.0}, utils::RGBA8::kBlue, |
| }; |
| static const YUVTestData kColor1 = {0.6382, |
| 0.3232, |
| 0.6644, |
| {246 / 255.0, 169 / 255.0, 90 / 255.0, 1}, |
| {246, 169, 90, 255}}; |
| |
| template <typename Parent> |
| class ExternalTextureTestsBase : public Parent { |
| protected: |
| void SetUp() override { |
| Parent::SetUp(); |
| |
| vsModule = utils::CreateShaderModule(this->device, R"( |
| @vertex fn main(@builtin(vertex_index) VertexIndex : u32) -> @builtin(position) vec4f { |
| var positions = array( |
| vec4f(-1.0, 1.0, 0.0, 1.0), |
| vec4f(-1.0, -1.0, 0.0, 1.0), |
| vec4f(1.0, 1.0, 0.0, 1.0), |
| vec4f(1.0, -1.0, 0.0, 1.0), |
| vec4f(-1.0, -1.0, 0.0, 1.0), |
| vec4f(1.0, 1.0, 0.0, 1.0) |
| ); |
| return positions[VertexIndex]; |
| })"); |
| |
| fsSampleExternalTextureModule = utils::CreateShaderModule(this->device, R"( |
| @group(0) @binding(0) var s : sampler; |
| @group(0) @binding(1) var t : texture_external; |
| |
| @fragment fn main(@builtin(position) FragCoord : vec4f) |
| -> @location(0) vec4f { |
| return textureSampleBaseClampToEdge(t, s, FragCoord.xy / vec2f(4.0, 4.0)); |
| })"); |
| } |
| |
| wgpu::ExternalTextureDescriptor InitExternalTextureDescriptor(wgpu::TextureView plane0, |
| wgpu::TextureView plane1 = {}) { |
| wgpu::ExternalTextureDescriptor desc; |
| desc.plane0 = plane0; |
| desc.plane1 = plane1; |
| |
| const auto& conversion = plane1 == nullptr ? noopRGBConversion : bt709Conversion; |
| desc.yuvToRgbConversionMatrix = conversion.yuvToRgbConversionMatrix.data(); |
| desc.gamutConversionMatrix = conversion.gamutConversionMatrix.data(); |
| desc.srcTransferFunctionParameters = conversion.srcTransferFunctionParameters.data(); |
| desc.dstTransferFunctionParameters = conversion.dstTransferFunctionParameters.data(); |
| |
| return desc; |
| } |
| |
| // Helper function to render a quad of data in a texture with a different color for each |
| // corner as well as an optional color for the outside of the quad. (the quad can be scaled |
| // to make it fill only parts of the texture). |
| struct QuadData { |
| std::array<float, 4> upperLeft; |
| std::array<float, 4> upperRight; |
| std::array<float, 4> lowerLeft; |
| std::array<float, 4> lowerRight; |
| std::array<float, 4> outsideData = {}; |
| float scale = 1.0; |
| std::array<float, 3> padding = {}; |
| }; |
| void RenderQuad(const wgpu::Texture& texture, const QuadData& quad) { |
| // Make the pipeline drawing a quad in the texture, taking the colors as a uniform buffer. |
| wgpu::ShaderModule module = utils::CreateShaderModule(this->device, R"( |
| struct VsOut { |
| @builtin(position) pos : vec4f, |
| @interpolate(perspective) @location(0) ndc : vec4f, |
| } |
| @vertex fn vs(@builtin(vertex_index) VertexIndex : u32) -> VsOut { |
| var pos = array( |
| vec4f(-3, -1, 0, 1), |
| vec4f( 3, -1, 0, 1), |
| vec4f( 0, 2, 0, 1), |
| ); |
| return VsOut(pos[VertexIndex], pos[VertexIndex]); |
| } |
| |
| struct QuadData { |
| upperLeft : vec4f, |
| upperRight : vec4f, |
| lowerLeft : vec4f, |
| lowerRight : vec4f, |
| outside : vec4f, |
| scale : f32, |
| } |
| @group(0) @binding(0) var<storage> quad : QuadData; |
| @fragment fn fs(@interpolate(perspective) @location(0) ndc : vec4f) |
| -> @location(0) vec4f { |
| if abs(ndc.x) > quad.scale || abs(ndc.y) > quad.scale { |
| return quad.outside; |
| } |
| |
| if ndc.x <= 0 && ndc.y >= 0 { |
| return quad.upperLeft; |
| } else if ndc.x >= 0 && ndc.y >= 0 { |
| return quad.upperRight; |
| } else if ndc.x <= 0 && ndc.y <= 0 { |
| return quad.lowerLeft; |
| } else { |
| return quad.lowerRight; |
| } |
| })"); |
| |
| utils::ComboRenderPipelineDescriptor pDesc; |
| pDesc.vertex.module = module; |
| pDesc.cFragment.module = module; |
| pDesc.cTargets[0].format = texture.GetFormat(); |
| wgpu::RenderPipeline quadPipeline = this->device.CreateRenderPipeline(&pDesc); |
| |
| // Make the storage buffer and the bind group containing it. |
| wgpu::Buffer quadData = utils::CreateBufferFromData(this->device, &quad, sizeof(quad), |
| wgpu::BufferUsage::Storage); |
| wgpu::BindGroup bg = |
| utils::MakeBindGroup(this->device, quadPipeline.GetBindGroupLayout(0), {{0, quadData}}); |
| |
| // Do the render. |
| wgpu::CommandEncoder encoder = this->device.CreateCommandEncoder(); |
| utils::ComboRenderPassDescriptor renderPass({texture.CreateView()}); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| pass.SetPipeline(quadPipeline); |
| pass.SetBindGroup(0, bg); |
| pass.Draw(3); |
| pass.End(); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| this->queue.Submit(1, &commands); |
| } |
| |
| static constexpr uint32_t kWidth = 4; |
| static constexpr uint32_t kHeight = 4; |
| static constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::RGBA8Unorm; |
| static constexpr wgpu::TextureUsage kSampledUsage = wgpu::TextureUsage::TextureBinding; |
| |
| wgpu::ShaderModule vsModule; |
| wgpu::ShaderModule fsSampleExternalTextureModule; |
| |
| utils::ColorSpaceConversionInfo noopRGBConversion = utils::GetNoopRGBColorSpaceConversionInfo(); |
| utils::ColorSpaceConversionInfo bt709Conversion = |
| utils::GetYUVBT709ToRGBSRGBColorSpaceConversionInfo(); |
| }; |
| |
| class ExternalTextureTests : public ExternalTextureTestsBase<DawnTest> { |
| protected: |
| std::vector<wgpu::FeatureName> GetRequiredFeatures() override { |
| std::vector<wgpu::FeatureName> requiredFeatures = {}; |
| if (SupportsFeatures({wgpu::FeatureName::Unorm16TextureFormats})) { |
| mIsUnorm16TextureFormatsSupported = true; |
| requiredFeatures.push_back(wgpu::FeatureName::Unorm16TextureFormats); |
| } |
| return requiredFeatures; |
| } |
| |
| bool IsUnorm16TextureFormatsSupported() { return mIsUnorm16TextureFormatsSupported; } |
| |
| bool mIsUnorm16TextureFormatsSupported = false; |
| }; |
| |
| TEST_P(ExternalTextureTests, CreateExternalTextureSuccess) { |
| wgpu::Texture texture = Create2DTexture(device, kWidth, kHeight, kFormat, kSampledUsage); |
| |
| // Create a texture view for the external texture |
| wgpu::TextureView view = texture.CreateView(); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = InitExternalTextureDescriptor(view); |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| ASSERT_NE(externalTexture.Get(), nullptr); |
| } |
| |
| TEST_P(ExternalTextureTests, SampleExternalTexture) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| wgpu::Texture sampledTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| // Create a texture view for the external texture |
| wgpu::TextureView externalView = sampledTexture.CreateView(); |
| |
| // Initialize texture with green to ensure it is sampled from later. |
| { |
| utils::ComboRenderPassDescriptor renderPass({externalView}, nullptr); |
| renderPass.cColorAttachments[0].clearValue = {0.0f, 1.0f, 0.0f, 1.0f}; |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| pass.End(); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| } |
| |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = InitExternalTextureDescriptor(externalView); |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into the |
| // upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(3); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kGreen, renderTexture, 0, 0); |
| } |
| |
| // https://crbug.com/1515439 |
| TEST_P(ExternalTextureTests, SampleExternalTextureDifferingGroup) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| wgpu::Texture sampledTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| // Create a texture view for the external texture |
| wgpu::TextureView externalView = sampledTexture.CreateView(); |
| |
| // Initialize texture with green to ensure it is sampled from later. |
| { |
| utils::ComboRenderPassDescriptor renderPass({externalView}, nullptr); |
| renderPass.cColorAttachments[0].clearValue = {0.0f, 1.0f, 0.0f, 1.0f}; |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| pass.End(); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| } |
| |
| wgpu::ShaderModule fsModule = utils::CreateShaderModule(device, R"( |
| @group(0) @binding(0) var s : sampler; |
| @group(1) @binding(0) var t : texture_external; |
| |
| @fragment fn main(@builtin(position) FragCoord : vec4f) |
| -> @location(0) vec4f { |
| return textureSampleBaseClampToEdge(t, s, FragCoord.xy / vec2f(4.0, 4.0)); |
| })"); |
| |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = InitExternalTextureDescriptor(externalView); |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup samplerBindGroup = |
| utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), {{0, sampler}}); |
| wgpu::BindGroup texBindGroup = |
| utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(1), {{0, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into the |
| // upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, samplerBindGroup); |
| pass.SetBindGroup(1, texBindGroup); |
| pass.Draw(3); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kGreen, renderTexture, 0, 0); |
| } |
| |
| TEST_P(ExternalTextureTests, SampleMultiplanarExternalTexture) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| wgpu::Texture sampledTexturePlane0 = |
| Create2DTexture(device, kWidth, kHeight, wgpu::TextureFormat::R8Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| wgpu::Texture sampledTexturePlane1 = |
| Create2DTexture(device, kWidth, kHeight, wgpu::TextureFormat::RG8Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| // Create a texture view for the external texture |
| wgpu::TextureView externalViewPlane0 = sampledTexturePlane0.CreateView(); |
| wgpu::TextureView externalViewPlane1 = sampledTexturePlane1.CreateView(); |
| |
| for (const auto& expectation : {kBlack, kRed, kGreen, kBlue, kColor1}) { |
| // Initialize the texture planes with YUV data |
| { |
| utils::ComboRenderPassDescriptor renderPass({externalViewPlane0, externalViewPlane1}, |
| nullptr); |
| renderPass.cColorAttachments[0].clearValue = {expectation.y, 0.0f, 0.0f, 0.0f}; |
| renderPass.cColorAttachments[1].clearValue = {expectation.u, expectation.v, 0.0f, 0.0f}; |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| pass.End(); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| } |
| |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| // descriptor.layout = utils::MakeBasicPipelineLayout(device, &bgl); |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture views |
| wgpu::ExternalTextureDescriptor externalDesc = |
| InitExternalTextureDescriptor(externalViewPlane0, externalViewPlane1); |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(3); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(expectation.rgba, renderTexture, 0, 0); |
| } |
| } |
| |
| TEST_P(ExternalTextureTests, SampleMultiplanarExternalTextureNorm16) { |
| DAWN_TEST_UNSUPPORTED_IF(!IsUnorm16TextureFormatsSupported()); |
| |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| wgpu::Texture sampledTexturePlane0 = |
| Create2DTexture(device, kWidth, kHeight, wgpu::TextureFormat::R16Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| wgpu::Texture sampledTexturePlane1 = |
| Create2DTexture(device, kWidth, kHeight, wgpu::TextureFormat::RG16Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| // Create a texture view for the external texture |
| wgpu::TextureView externalViewPlane0 = sampledTexturePlane0.CreateView(); |
| wgpu::TextureView externalViewPlane1 = sampledTexturePlane1.CreateView(); |
| |
| for (const auto& expectation : {kBlack, kRed, kGreen, kBlue, kColor1}) { |
| // Initialize the texture planes with YUV data |
| { |
| utils::ComboRenderPassDescriptor renderPass({externalViewPlane0, externalViewPlane1}, |
| nullptr); |
| renderPass.cColorAttachments[0].clearValue = {expectation.y, 0.0f, 0.0f, 0.0f}; |
| renderPass.cColorAttachments[1].clearValue = {expectation.u, expectation.v, 0.0f, 0.0f}; |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| pass.End(); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| } |
| |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture views |
| wgpu::ExternalTextureDescriptor externalDesc = |
| InitExternalTextureDescriptor(externalViewPlane0, externalViewPlane1); |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(3); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(expectation.rgba, renderTexture, 0, 0); |
| } |
| } |
| |
| // Test draws a green square in the upper left quadrant, a black square in the upper right, a red |
| // square in the lower left and a blue square in the lower right. The image is then sampled as an |
| // external texture and rotated 0, 90, 180, and 270 degrees with and without the y-axis flipped. |
| TEST_P(ExternalTextureTests, RotateAndOrFlipSampleSinglePlane) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| // TODO(41487285): Fails on OpenGL ANGLE D3D11 Intel (but not other configs). Suppress since we |
| // don't want to ship that configuration. |
| DAWN_SUPPRESS_TEST_IF(IsANGLED3D11() && IsIntel()); |
| |
| wgpu::Texture sourceTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| RenderQuad(sourceTexture, |
| {kGreen.rgbaFloats, kBlack.rgbaFloats, kRed.rgbaFloats, kBlue.rgbaFloats}); |
| |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| // Control case to verify mirrored and rotation defaults |
| { |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = |
| InitExternalTextureDescriptor(sourceTexture.CreateView()); |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(6); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kGreen, renderTexture, 0, 0); |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kBlack, renderTexture, 3, 0); |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kRed, renderTexture, 0, 3); |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kBlue, renderTexture, 3, 3); |
| } |
| |
| struct RotationExpectation { |
| wgpu::ExternalTextureRotation rotation; |
| bool mirrored; |
| utils::RGBA8 upperLeftColor; |
| utils::RGBA8 upperRightColor; |
| utils::RGBA8 lowerLeftColor; |
| utils::RGBA8 lowerRightColor; |
| }; |
| |
| std::array<RotationExpectation, 8> expectations = { |
| {{wgpu::ExternalTextureRotation::Rotate0Degrees, false, utils::RGBA8::kGreen, |
| utils::RGBA8::kBlack, utils::RGBA8::kRed, utils::RGBA8::kBlue}, |
| {wgpu::ExternalTextureRotation::Rotate90Degrees, false, utils::RGBA8::kRed, |
| utils::RGBA8::kGreen, utils::RGBA8::kBlue, utils::RGBA8::kBlack}, |
| {wgpu::ExternalTextureRotation::Rotate180Degrees, false, utils::RGBA8::kBlue, |
| utils::RGBA8::kRed, utils::RGBA8::kBlack, utils::RGBA8::kGreen}, |
| {wgpu::ExternalTextureRotation::Rotate270Degrees, false, utils::RGBA8::kBlack, |
| utils::RGBA8::kBlue, utils::RGBA8::kGreen, utils::RGBA8::kRed}, |
| {wgpu::ExternalTextureRotation::Rotate0Degrees, true, utils::RGBA8::kBlack, |
| utils::RGBA8::kGreen, utils::RGBA8::kBlue, utils::RGBA8::kRed}, |
| {wgpu::ExternalTextureRotation::Rotate90Degrees, true, utils::RGBA8::kGreen, |
| utils::RGBA8::kRed, utils::RGBA8::kBlack, utils::RGBA8::kBlue}, |
| {wgpu::ExternalTextureRotation::Rotate180Degrees, true, utils::RGBA8::kRed, |
| utils::RGBA8::kBlue, utils::RGBA8::kGreen, utils::RGBA8::kBlack}, |
| {wgpu::ExternalTextureRotation::Rotate270Degrees, true, utils::RGBA8::kBlue, |
| utils::RGBA8::kBlack, utils::RGBA8::kRed, utils::RGBA8::kGreen}}}; |
| |
| for (const RotationExpectation& exp : expectations) { |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = |
| InitExternalTextureDescriptor(sourceTexture.CreateView()); |
| externalDesc.rotation = exp.rotation; |
| externalDesc.mirrored = exp.mirrored; |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(6); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperLeftColor, renderTexture, 0, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperLeftColor, renderTexture, 1, 1); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperRightColor, renderTexture, 3, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperRightColor, renderTexture, 2, 1); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerLeftColor, renderTexture, 0, 3); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerLeftColor, renderTexture, 1, 2); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerRightColor, renderTexture, 3, 3); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerRightColor, renderTexture, 2, 2); |
| } |
| } |
| |
| // Test for a bug found during review where the visibleSize was not correctly rotated during the |
| // initialization of the ExternalTexture, which could lead to incorrect textureLoad operations when |
| // rotating 90 and 270 degrees. |
| TEST_P(ExternalTextureTests, RotateAndOrFlipTextureLoadSinglePlaneNotSquare) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| wgpu::Texture sourceTexture = |
| Create2DTexture(device, 2, 16, kFormat, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| RenderQuad(sourceTexture, |
| {kGreen.rgbaFloats, kBlack.rgbaFloats, kRed.rgbaFloats, kBlue.rgbaFloats}); |
| |
| wgpu::Texture renderTexture = Create2DTexture( |
| device, 2, 2, kFormat, wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| struct RotationExpectation { |
| wgpu::ExternalTextureRotation rotation; |
| bool mirrored; |
| utils::RGBA8 upperLeftColor; |
| utils::RGBA8 upperRightColor; |
| utils::RGBA8 lowerLeftColor; |
| utils::RGBA8 lowerRightColor; |
| }; |
| std::array<RotationExpectation, 8> expectations = { |
| {{wgpu::ExternalTextureRotation::Rotate0Degrees, false, utils::RGBA8::kGreen, |
| utils::RGBA8::kBlack, utils::RGBA8::kRed, utils::RGBA8::kBlue}, |
| {wgpu::ExternalTextureRotation::Rotate90Degrees, false, utils::RGBA8::kRed, |
| utils::RGBA8::kGreen, utils::RGBA8::kBlue, utils::RGBA8::kBlack}, |
| {wgpu::ExternalTextureRotation::Rotate180Degrees, false, utils::RGBA8::kBlue, |
| utils::RGBA8::kRed, utils::RGBA8::kBlack, utils::RGBA8::kGreen}, |
| {wgpu::ExternalTextureRotation::Rotate270Degrees, false, utils::RGBA8::kBlack, |
| utils::RGBA8::kBlue, utils::RGBA8::kGreen, utils::RGBA8::kRed}, |
| {wgpu::ExternalTextureRotation::Rotate0Degrees, true, utils::RGBA8::kBlack, |
| utils::RGBA8::kGreen, utils::RGBA8::kBlue, utils::RGBA8::kRed}, |
| {wgpu::ExternalTextureRotation::Rotate90Degrees, true, utils::RGBA8::kGreen, |
| utils::RGBA8::kRed, utils::RGBA8::kBlack, utils::RGBA8::kBlue}, |
| {wgpu::ExternalTextureRotation::Rotate180Degrees, true, utils::RGBA8::kRed, |
| utils::RGBA8::kBlue, utils::RGBA8::kGreen, utils::RGBA8::kBlack}, |
| {wgpu::ExternalTextureRotation::Rotate270Degrees, true, utils::RGBA8::kBlue, |
| utils::RGBA8::kBlack, utils::RGBA8::kRed, utils::RGBA8::kGreen}}}; |
| |
| wgpu::ShaderModule loadModule = utils::CreateShaderModule(device, R"( |
| @group(0) @binding(0) var<storage, read_write> dimension : vec2u; |
| @group(0) @binding(1) var t : texture_external; |
| |
| @fragment fn main(@builtin(position) FragCoord : vec4f) |
| -> @location(0) vec4f { |
| dimension = textureDimensions(t); |
| |
| var coords = textureDimensions(t) / 2 + vec2u(FragCoord.xy) - vec2(1, 1); |
| return textureLoad(t, coords); |
| })"); |
| |
| wgpu::BufferDescriptor dimensionBufferDesc; |
| dimensionBufferDesc.size = 8; |
| dimensionBufferDesc.usage = wgpu::BufferUsage::Storage | wgpu::BufferUsage::CopySrc; |
| wgpu::Buffer dimensionBuffer = device.CreateBuffer(&dimensionBufferDesc); |
| |
| for (const RotationExpectation& exp : expectations) { |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = loadModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = |
| InitExternalTextureDescriptor(sourceTexture.CreateView()); |
| externalDesc.rotation = exp.rotation; |
| externalDesc.mirrored = exp.mirrored; |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {sourceTexture.GetWidth(), sourceTexture.GetHeight()}; |
| |
| // Import the external texture and make the bindgroup. |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup( |
| device, pipeline.GetBindGroupLayout(0), {{1, externalTexture}, {0, dimensionBuffer}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| utils::ComboRenderPassDescriptor renderPass({renderTexture.CreateView()}); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(6); |
| pass.End(); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperLeftColor, renderTexture, 0, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperRightColor, renderTexture, 1, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerLeftColor, renderTexture, 0, 1); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerRightColor, renderTexture, 1, 1); |
| |
| if (exp.rotation == wgpu::ExternalTextureRotation::Rotate90Degrees || |
| exp.rotation == wgpu::ExternalTextureRotation::Rotate270Degrees) { |
| EXPECT_BUFFER_U32_EQ(sourceTexture.GetHeight(), dimensionBuffer, 0); |
| EXPECT_BUFFER_U32_EQ(sourceTexture.GetWidth(), dimensionBuffer, 4); |
| } else { |
| EXPECT_BUFFER_U32_EQ(sourceTexture.GetWidth(), dimensionBuffer, 0); |
| EXPECT_BUFFER_U32_EQ(sourceTexture.GetHeight(), dimensionBuffer, 4); |
| } |
| } |
| } |
| |
| // Test draws a green square in the upper left quadrant, a black square in the upper right, a red |
| // square in the lower left and a blue square in the lower right. The image is then sampled as an |
| // external texture and rotated 0, 90, 180, and 270 degrees with and without the y-axis flipped. |
| TEST_P(ExternalTextureTests, RotateAndOrFlipSampleMultiplanar) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| // TODO(41487285): Fails on OpenGL ANGLE D3D11 Intel (but not other configs). Suppress since we |
| // don't want to ship that configuration. |
| DAWN_SUPPRESS_TEST_IF(IsANGLED3D11() && IsIntel()); |
| |
| wgpu::Texture sourceTexturePlane0 = |
| Create2DTexture(device, kWidth, kHeight, wgpu::TextureFormat::R8Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| wgpu::Texture sourceTexturePlane1 = |
| Create2DTexture(device, kWidth, kHeight, wgpu::TextureFormat::RG8Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| RenderQuad(sourceTexturePlane0, {{kGreen.y}, {kBlack.y}, {kRed.y}, {kBlue.y}}); |
| RenderQuad(sourceTexturePlane1, |
| {{kGreen.u, kGreen.v}, {kBlack.u, kBlack.v}, {kRed.u, kRed.v}, {kBlue.u, kBlue.v}}); |
| |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| // Control case to verify mirrored and rotation defaults |
| { |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = InitExternalTextureDescriptor( |
| sourceTexturePlane0.CreateView(), sourceTexturePlane1.CreateView()); |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(6); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kGreen, renderTexture, 0, 0); |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kBlack, renderTexture, 3, 0); |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kRed, renderTexture, 0, 3); |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kBlue, renderTexture, 3, 3); |
| } |
| |
| struct RotationExpectation { |
| wgpu::ExternalTextureRotation rotation; |
| bool mirrored; |
| utils::RGBA8 upperLeftColor; |
| utils::RGBA8 upperRightColor; |
| utils::RGBA8 lowerLeftColor; |
| utils::RGBA8 lowerRightColor; |
| }; |
| |
| std::array<RotationExpectation, 8> expectations = { |
| {{wgpu::ExternalTextureRotation::Rotate0Degrees, false, utils::RGBA8::kGreen, |
| utils::RGBA8::kBlack, utils::RGBA8::kRed, utils::RGBA8::kBlue}, |
| {wgpu::ExternalTextureRotation::Rotate90Degrees, false, utils::RGBA8::kRed, |
| utils::RGBA8::kGreen, utils::RGBA8::kBlue, utils::RGBA8::kBlack}, |
| {wgpu::ExternalTextureRotation::Rotate180Degrees, false, utils::RGBA8::kBlue, |
| utils::RGBA8::kRed, utils::RGBA8::kBlack, utils::RGBA8::kGreen}, |
| {wgpu::ExternalTextureRotation::Rotate270Degrees, false, utils::RGBA8::kBlack, |
| utils::RGBA8::kBlue, utils::RGBA8::kGreen, utils::RGBA8::kRed}, |
| {wgpu::ExternalTextureRotation::Rotate0Degrees, true, utils::RGBA8::kBlack, |
| utils::RGBA8::kGreen, utils::RGBA8::kBlue, utils::RGBA8::kRed}, |
| {wgpu::ExternalTextureRotation::Rotate90Degrees, true, utils::RGBA8::kGreen, |
| utils::RGBA8::kRed, utils::RGBA8::kBlack, utils::RGBA8::kBlue}, |
| {wgpu::ExternalTextureRotation::Rotate180Degrees, true, utils::RGBA8::kRed, |
| utils::RGBA8::kBlue, utils::RGBA8::kGreen, utils::RGBA8::kBlack}, |
| {wgpu::ExternalTextureRotation::Rotate270Degrees, true, utils::RGBA8::kBlue, |
| utils::RGBA8::kBlack, utils::RGBA8::kRed, utils::RGBA8::kGreen}}}; |
| |
| for (const RotationExpectation& exp : expectations) { |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = InitExternalTextureDescriptor( |
| sourceTexturePlane0.CreateView(), sourceTexturePlane1.CreateView()); |
| externalDesc.rotation = exp.rotation; |
| externalDesc.mirrored = exp.mirrored; |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(6); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperLeftColor, renderTexture, 0, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperLeftColor, renderTexture, 1, 1); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperRightColor, renderTexture, 3, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperRightColor, renderTexture, 2, 1); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerLeftColor, renderTexture, 0, 3); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerLeftColor, renderTexture, 1, 2); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerRightColor, renderTexture, 3, 3); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerRightColor, renderTexture, 2, 2); |
| } |
| } |
| |
| // This test draws a 2x2 multi-colored square surrounded by a 1px black border. We test the external |
| // texture crop functionality by cropping to specific ranges inside the texture. |
| TEST_P(ExternalTextureTests, CropSinglePlane) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| wgpu::Texture sourceTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| RenderQuad(sourceTexture, {kGreen.rgbaFloats, kColor1.rgbaFloats, kRed.rgbaFloats, |
| kBlue.rgbaFloats, kBlack.rgbaFloats, 0.5}); |
| |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| struct CropExpectation { |
| wgpu::Origin2D visibleOrigin; |
| wgpu::Extent2D visibleSize; |
| wgpu::ExternalTextureRotation rotation; |
| utils::RGBA8 upperLeftColor; |
| utils::RGBA8 upperRightColor; |
| utils::RGBA8 lowerLeftColor; |
| utils::RGBA8 lowerRightColor; |
| }; |
| |
| std::array<CropExpectation, 9> expectations = {{ |
| {{0, 0}, |
| {kWidth, kHeight}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kBlack, |
| utils::RGBA8::kBlack, |
| utils::RGBA8::kBlack, |
| utils::RGBA8::kBlack}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 4, kHeight / 4}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kGreen}, |
| {{kWidth / 2, kHeight / 4}, |
| {kWidth / 4, kHeight / 4}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| kColor1.rgba, |
| kColor1.rgba, |
| kColor1.rgba, |
| kColor1.rgba}, |
| {{kWidth / 4, kHeight / 2}, |
| {kWidth / 4, kHeight / 4}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kRed}, |
| {{kWidth / 2, kHeight / 2}, |
| {kWidth / 4, kHeight / 4}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kBlue}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 2, kHeight / 2}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kGreen, |
| kColor1.rgba, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kBlue}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 2, kHeight / 2}, |
| wgpu::ExternalTextureRotation::Rotate90Degrees, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kBlue, |
| kColor1.rgba}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 2, kHeight / 2}, |
| wgpu::ExternalTextureRotation::Rotate180Degrees, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kRed, |
| kColor1.rgba, |
| utils::RGBA8::kGreen}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 2, kHeight / 2}, |
| wgpu::ExternalTextureRotation::Rotate270Degrees, |
| kColor1.rgba, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kRed}, |
| }}; |
| |
| for (const CropExpectation& exp : expectations) { |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = |
| InitExternalTextureDescriptor(sourceTexture.CreateView()); |
| externalDesc.rotation = exp.rotation; |
| externalDesc.visibleOrigin = exp.visibleOrigin; |
| externalDesc.visibleSize = exp.visibleSize; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(6); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperLeftColor, renderTexture, 0, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperRightColor, renderTexture, 3, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerLeftColor, renderTexture, 0, 3); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerRightColor, renderTexture, 3, 3); |
| } |
| } |
| |
| // This test draws a 2x2 multi-colored square surrounded by a 1px black border. We test the external |
| // texture crop functionality by cropping to specific ranges inside the texture. |
| TEST_P(ExternalTextureTests, CropMultiplanar) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| wgpu::Texture sourceTexturePlane0 = |
| Create2DTexture(device, kWidth, kHeight, wgpu::TextureFormat::R8Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| wgpu::Texture sourceTexturePlane1 = |
| Create2DTexture(device, kWidth, kHeight, wgpu::TextureFormat::RG8Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| RenderQuad(sourceTexturePlane0, |
| {{kGreen.y}, {kColor1.y}, {kRed.y}, {kBlue.y}, {kBlack.y}, 0.5}); |
| RenderQuad(sourceTexturePlane1, {{kGreen.u, kGreen.v}, |
| {kColor1.u, kColor1.v}, |
| {kRed.u, kRed.v}, |
| {kBlue.u, kBlue.v}, |
| {kBlack.u, kBlack.v}, |
| 0.5}); |
| |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| struct CropExpectation { |
| wgpu::Origin2D visibleOrigin; |
| wgpu::Extent2D visibleSize; |
| wgpu::ExternalTextureRotation rotation; |
| utils::RGBA8 upperLeftColor; |
| utils::RGBA8 upperRightColor; |
| utils::RGBA8 lowerLeftColor; |
| utils::RGBA8 lowerRightColor; |
| }; |
| |
| std::array<CropExpectation, 9> expectations = { |
| {{{0, 0}, |
| {kWidth, kHeight}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kBlack, |
| utils::RGBA8::kBlack, |
| utils::RGBA8::kBlack, |
| utils::RGBA8::kBlack}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 4, kHeight / 4}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kGreen}, |
| {{kWidth / 2, kHeight / 4}, |
| {kWidth / 4, kHeight / 4}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| kColor1.rgba, |
| kColor1.rgba, |
| kColor1.rgba, |
| kColor1.rgba}, |
| {{kWidth / 4, kHeight / 2}, |
| {kWidth / 4, kHeight / 4}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kRed}, |
| {{kWidth / 2, kHeight / 2}, |
| {kWidth / 4, kHeight / 4}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kBlue}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 2, kHeight / 2}, |
| wgpu::ExternalTextureRotation::Rotate0Degrees, |
| utils::RGBA8::kGreen, |
| kColor1.rgba, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kBlue}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 2, kHeight / 2}, |
| wgpu::ExternalTextureRotation::Rotate90Degrees, |
| utils::RGBA8::kRed, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kBlue, |
| kColor1.rgba}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 2, kHeight / 2}, |
| wgpu::ExternalTextureRotation::Rotate180Degrees, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kRed, |
| kColor1.rgba, |
| utils::RGBA8::kGreen}, |
| {{kWidth / 4, kHeight / 4}, |
| {kWidth / 2, kHeight / 2}, |
| wgpu::ExternalTextureRotation::Rotate270Degrees, |
| kColor1.rgba, |
| utils::RGBA8::kBlue, |
| utils::RGBA8::kGreen, |
| utils::RGBA8::kRed}}}; |
| |
| for (const CropExpectation& exp : expectations) { |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = InitExternalTextureDescriptor( |
| sourceTexturePlane0.CreateView(), sourceTexturePlane1.CreateView()); |
| externalDesc.rotation = exp.rotation; |
| externalDesc.visibleOrigin = exp.visibleOrigin; |
| externalDesc.visibleSize = exp.visibleSize; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(6); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperLeftColor, renderTexture, 0, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.upperRightColor, renderTexture, 3, 0); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerLeftColor, renderTexture, 0, 3); |
| EXPECT_PIXEL_RGBA8_EQ(exp.lowerRightColor, renderTexture, 3, 3); |
| } |
| } |
| |
| // Test that sampling an external texture with non-one alpha preserves the alpha channel. |
| TEST_P(ExternalTextureTests, SampleExternalTextureAlpha) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| wgpu::Texture sampledTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| wgpu::Texture renderTexture = |
| Create2DTexture(device, kWidth, kHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| // Create a texture view for the external texture |
| wgpu::TextureView externalView = sampledTexture.CreateView(); |
| |
| utils::RGBA8 kColor = {255, 255, 255, 128}; |
| |
| // Initialize texture with green to ensure it is sampled from later. |
| { |
| utils::ComboRenderPassDescriptor renderPass({externalView}, nullptr); |
| renderPass.cColorAttachments[0].clearValue = {kColor.r / 255.0f, kColor.g / 255.0f, |
| kColor.b / 255.0f, kColor.a / 255.0f}; |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| pass.End(); |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| } |
| |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = vsModule; |
| descriptor.cFragment.module = fsSampleExternalTextureModule; |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = InitExternalTextureDescriptor(externalView); |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kWidth, kHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into the |
| // upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(3); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| EXPECT_PIXEL_RGBA8_EQ(kColor, renderTexture, 0, 0); |
| } |
| |
| // Test for crbug.com/dawn/2472 |
| TEST_P(ExternalTextureTests, RemappingBugDawn2472) { |
| auto wgslModule = utils::CreateShaderModule(device, R"( |
| @vertex |
| fn vertexMain() -> @builtin(position) vec4f { |
| return vec4f(1); |
| } |
| |
| @group(0) @binding(0) var myTexture: texture_external; |
| |
| @fragment |
| fn fragmentMain() -> @location(0) vec4f { |
| let result = textureLoad(myTexture, vec2u(1, 1)); |
| return vec4f(1); |
| })"); |
| |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = wgslModule; |
| descriptor.cFragment.module = wgslModule; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| ASSERT_NE(pipeline.Get(), nullptr); |
| } |
| |
| // Regression test for issue 346174896. |
| TEST_P(ExternalTextureTests, Regression346174896) { |
| auto wgslModule = utils::CreateShaderModule(device, R"( |
| @vertex fn vertexMain() -> @builtin(position) vec4f { |
| return vec4f(1); |
| } |
| |
| @group(0) @binding(1) var<storage, read_write> dimension : vec2u; |
| @group(0) @binding(0) var t : texture_external; |
| |
| @fragment fn main(@builtin(position) FragCoord : vec4f) -> @location(0) vec4f { |
| _ = dimension; |
| return textureLoad(t, vec2u(0, 0)); |
| })"); |
| |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = wgslModule; |
| descriptor.cFragment.module = wgslModule; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| ASSERT_NE(pipeline.Get(), nullptr); |
| } |
| |
| TEST_P(ExternalTextureTests, MultipleBindings) { |
| auto wgslModule = utils::CreateShaderModule(device, R"( |
| @vertex |
| fn vertexMain() -> @builtin(position) vec4f { |
| return vec4f(1); |
| } |
| |
| @group(0) @binding(0) var<uniform> u : f32; |
| @group(0) @binding(1) var s : sampler; |
| @group(0) @binding(2) var et : texture_external; |
| |
| @fragment |
| fn main() -> @location(0) vec4f { |
| return textureSampleBaseClampToEdge(et, s, vec2f(u)); |
| })"); |
| |
| // Pipeline Creation |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = wgslModule; |
| descriptor.cFragment.module = wgslModule; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| ASSERT_NE(pipeline.Get(), nullptr); |
| } |
| |
| DAWN_INSTANTIATE_TEST(ExternalTextureTests, |
| D3D11Backend(), |
| D3D12Backend(), |
| D3D12Backend({}, {"d3d12_use_root_signature_version_1_1"}), |
| MetalBackend(), |
| OpenGLBackend(), |
| OpenGLESBackend(), |
| VulkanBackend()); |
| |
| enum class AccessMode { Sample, Load }; |
| enum class OOBAccess { BelowBottomLeft, OverTopRight }; |
| enum class Flip { None, Mirrored }; |
| |
| using Rotation = wgpu::ExternalTextureRotation; |
| |
| std::ostream& operator<<(std::ostream& o, Flip flip) { |
| switch (flip) { |
| case Flip::None: |
| o << "no flip "; |
| break; |
| case Flip::Mirrored: |
| o << "mirrored "; |
| break; |
| default: |
| DAWN_UNREACHABLE(); |
| break; |
| } |
| |
| return o; |
| } |
| |
| std::ostream& operator<<(std::ostream& o, AccessMode mode) { |
| switch (mode) { |
| case AccessMode::Sample: |
| o << "sample "; |
| break; |
| case AccessMode::Load: |
| o << "load "; |
| break; |
| default: |
| DAWN_UNREACHABLE(); |
| break; |
| } |
| |
| return o; |
| } |
| |
| std::ostream& operator<<(std::ostream& o, OOBAccess rect) { |
| switch (rect) { |
| case OOBAccess::BelowBottomLeft: |
| o << "below bottom left "; |
| break; |
| case OOBAccess::OverTopRight: |
| o << "over top right"; |
| break; |
| default: |
| DAWN_UNREACHABLE(); |
| break; |
| } |
| |
| return o; |
| } |
| |
| DAWN_TEST_PARAM_STRUCT(OOBTestParams, Rotation, Flip, AccessMode, OOBAccess); |
| |
| class ExternalTextureOOBTests : public ExternalTextureTestsBase<DawnTestWithParams<OOBTestParams>> { |
| protected: |
| void SetUp() override { |
| ExternalTextureTestsBase<DawnTestWithParams<OOBTestParams>>::SetUp(); |
| sourceTexturePlane0 = Create2DTexture( |
| device, kPlaneWidth, kPlaneHeight, wgpu::TextureFormat::R8Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| sourceTexturePlane1 = Create2DTexture( |
| device, kPlaneWidth, kPlaneHeight, wgpu::TextureFormat::RG8Unorm, |
| wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::RenderAttachment); |
| RenderQuad(sourceTexturePlane0, |
| {{kGreen.y}, {kColor1.y}, {kRed.y}, {kBlue.y}, {kBlack.y}, 0.5}); |
| RenderQuad(sourceTexturePlane1, {{kGreen.u, kGreen.v}, |
| {kColor1.u, kColor1.v}, |
| {kRed.u, kRed.v}, |
| {kBlue.u, kBlue.v}, |
| {kBlack.u, kBlack.v}, |
| 0.5}); |
| |
| renderTexture = |
| Create2DTexture(device, kPlaneWidth, kPlaneHeight, kFormat, |
| wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::RenderAttachment); |
| |
| oobTestShaderModule = utils::CreateShaderModule(device, R"( |
| @vertex fn main(@builtin(vertex_index) VertexIndex : u32) -> @builtin(position) vec4f { |
| var positions = array( |
| vec4f(-1.0, 1.0, 0.0, 1.0), |
| vec4f(-1.0, -1.0, 0.0, 1.0), |
| vec4f(1.0, 1.0, 0.0, 1.0), |
| vec4f(1.0, -1.0, 0.0, 1.0), |
| vec4f(-1.0, -1.0, 0.0, 1.0), |
| vec4f(1.0, 1.0, 0.0, 1.0) |
| ); |
| return positions[VertexIndex]; |
| } |
| |
| @group(0) @binding(0) var s : sampler; |
| @group(0) @binding(1) var t : texture_external; |
| |
| @fragment fn sampleOverTopRight() -> @location(0) vec4f { |
| return textureSampleBaseClampToEdge(t, s, vec2f(1.1, 1.1)); |
| } |
| |
| @fragment fn sampleBelowBottomLeft() -> @location(0) vec4f { |
| return textureSampleBaseClampToEdge(t, s, vec2f(-0.1, -0.1)); |
| } |
| |
| @fragment fn loadOverTopRight() -> @location(0) vec4f { |
| _ = textureSampleBaseClampToEdge(t, s, vec2f(0.0, 0.0)); |
| return textureLoad(t, vec2<i32>(5, 5)); |
| } |
| |
| @fragment fn loadBelowBottomLeft() -> @location(0) vec4f { |
| _ = textureSampleBaseClampToEdge(t, s, vec2f(0.0, 0.0)); |
| return textureLoad(t, vec2<i32>(-1, -1)); |
| } |
| |
| )"); |
| } |
| |
| std::string GetEntryPoint(AccessMode mode, OOBAccess access) { |
| switch (mode) { |
| case AccessMode::Sample: |
| switch (access) { |
| case OOBAccess::BelowBottomLeft: |
| return "sampleBelowBottomLeft"; |
| case OOBAccess::OverTopRight: |
| return "sampleOverTopRight"; |
| default: |
| DAWN_UNREACHABLE(); |
| } |
| break; |
| case AccessMode::Load: |
| switch (access) { |
| case OOBAccess::BelowBottomLeft: |
| return "loadBelowBottomLeft"; |
| case OOBAccess::OverTopRight: |
| return "loadOverTopRight"; |
| default: |
| DAWN_UNREACHABLE(); |
| } |
| break; |
| default: |
| DAWN_UNREACHABLE(); |
| } |
| } |
| |
| void DoTest() { |
| wgpu::ExternalTextureRotation rotation = GetParam().mRotation; |
| OOBAccess oobAccess = GetParam().mOOBAccess; |
| AccessMode accessMode = GetParam().mAccessMode; |
| Flip flip = GetParam().mFlip; |
| |
| utils::ComboRenderPipelineDescriptor descriptor; |
| descriptor.vertex.module = oobTestShaderModule; |
| descriptor.vertex.entryPoint = "main"; |
| descriptor.cFragment.module = oobTestShaderModule; |
| std::string fragmentEntryPoint = GetEntryPoint(accessMode, oobAccess); |
| |
| descriptor.cFragment.entryPoint = fragmentEntryPoint.c_str(); |
| descriptor.cTargets[0].format = kFormat; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&descriptor); |
| |
| // Create an ExternalTextureDescriptor from the texture view |
| wgpu::ExternalTextureDescriptor externalDesc = InitExternalTextureDescriptor( |
| sourceTexturePlane0.CreateView(), sourceTexturePlane1.CreateView()); |
| externalDesc.rotation = rotation; |
| externalDesc.mirrored = flip == Flip::Mirrored; |
| |
| // Visible rect excludes border region. |
| externalDesc.visibleOrigin = {0, 0}; |
| externalDesc.visibleSize = {kPlaneWidth, kPlaneHeight}; |
| |
| // Import the external texture |
| wgpu::ExternalTexture externalTexture = device.CreateExternalTexture(&externalDesc); |
| |
| // Create a sampler and bind group |
| wgpu::Sampler sampler = device.CreateSampler(); |
| |
| wgpu::BindGroup bindGroup = utils::MakeBindGroup(device, pipeline.GetBindGroupLayout(0), |
| {{0, sampler}, {1, externalTexture}}); |
| |
| // Run the shader, which should sample from the external texture and draw a triangle into |
| // the upper left corner of the render texture. |
| wgpu::TextureView renderView = renderTexture.CreateView(); |
| utils::ComboRenderPassDescriptor renderPass({renderView}, nullptr); |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass); |
| { |
| pass.SetPipeline(pipeline); |
| pass.SetBindGroup(0, bindGroup); |
| pass.Draw(6); |
| pass.End(); |
| } |
| |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| // Border color is black. |
| EXPECT_PIXEL_RGBA8_EQ(utils::RGBA8::kBlack, renderTexture, 0, 0); |
| } |
| |
| static constexpr uint32_t kPlaneWidth = 5; |
| static constexpr uint32_t kPlaneHeight = 5; |
| wgpu::ShaderModule oobTestShaderModule; |
| wgpu::Texture sourceTexturePlane0; |
| wgpu::Texture sourceTexturePlane1; |
| wgpu::Texture renderTexture; |
| }; |
| |
| // Test for OOB access |
| TEST_P(ExternalTextureOOBTests, ExternalTextureOOB) { |
| // TODO(crbug.com/dawn/2295): diagnose this failure on Pixel 4 OpenGLES |
| DAWN_SUPPRESS_TEST_IF(IsOpenGLES() && IsAndroid() && IsQualcomm()); |
| |
| DoTest(); |
| } |
| |
| DAWN_INSTANTIATE_TEST_P( |
| ExternalTextureOOBTests, |
| {D3D11Backend(), D3D12Backend(), D3D12Backend({}, {"d3d12_use_root_signature_version_1_1"}), |
| MetalBackend(), OpenGLBackend(), OpenGLESBackend(), VulkanBackend()}, |
| std::vector<wgpu::ExternalTextureRotation>({wgpu::ExternalTextureRotation::Rotate0Degrees, |
| wgpu::ExternalTextureRotation::Rotate90Degrees, |
| wgpu::ExternalTextureRotation::Rotate180Degrees, |
| wgpu::ExternalTextureRotation::Rotate270Degrees}), |
| std::vector<Flip>({Flip::None, Flip::Mirrored}), |
| std::vector<AccessMode>({AccessMode::Sample, AccessMode::Load}), |
| std::vector<OOBAccess>({OOBAccess::BelowBottomLeft, OOBAccess::OverTopRight})); |
| |
| } // anonymous namespace |
| } // namespace dawn |
