| // Copyright 2019 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 "utils/ComboRenderPipelineDescriptor.h" |
| #include "utils/DawnHelpers.h" |
| |
| class TextureZeroInitTest : public DawnTest { |
| protected: |
| void SetUp() override { |
| DawnTest::SetUp(); |
| } |
| dawn::TextureDescriptor CreateTextureDescriptor(uint32_t mipLevelCount, |
| uint32_t arrayLayerCount, |
| dawn::TextureUsageBit usage, |
| dawn::TextureFormat format) { |
| dawn::TextureDescriptor descriptor; |
| descriptor.dimension = dawn::TextureDimension::e2D; |
| descriptor.size.width = kSize; |
| descriptor.size.height = kSize; |
| descriptor.size.depth = 1; |
| descriptor.arrayLayerCount = arrayLayerCount; |
| descriptor.sampleCount = 1; |
| descriptor.format = format; |
| descriptor.mipLevelCount = mipLevelCount; |
| descriptor.usage = usage; |
| return descriptor; |
| } |
| dawn::TextureViewDescriptor CreateTextureViewDescriptor(uint32_t baseMipLevel, |
| uint32_t baseArrayLayer) { |
| dawn::TextureViewDescriptor descriptor; |
| descriptor.format = kColorFormat; |
| descriptor.baseArrayLayer = baseArrayLayer; |
| descriptor.arrayLayerCount = 1; |
| descriptor.baseMipLevel = baseMipLevel; |
| descriptor.mipLevelCount = 1; |
| descriptor.dimension = dawn::TextureViewDimension::e2D; |
| return descriptor; |
| } |
| dawn::RenderPipeline CreatePipelineForTest() { |
| utils::ComboRenderPipelineDescriptor pipelineDescriptor(device); |
| const char* vs = |
| R"(#version 450 |
| const vec2 pos[6] = vec2[6](vec2(-1.0f, -1.0f), |
| vec2(-1.0f, 1.0f), |
| vec2( 1.0f, -1.0f), |
| vec2( 1.0f, 1.0f), |
| vec2(-1.0f, 1.0f), |
| vec2( 1.0f, -1.0f) |
| ); |
| |
| void main() { |
| gl_Position = vec4(pos[gl_VertexIndex], 0.0, 1.0); |
| })"; |
| pipelineDescriptor.cVertexStage.module = |
| utils::CreateShaderModule(device, utils::ShaderStage::Vertex, vs); |
| |
| const char* fs = |
| R"(#version 450 |
| layout(location = 0) out vec4 fragColor; |
| void main() { |
| fragColor = vec4(1.0, 0.0, 0.0, 1.0); |
| })"; |
| pipelineDescriptor.cFragmentStage.module = |
| utils::CreateShaderModule(device, utils::ShaderStage::Fragment, fs); |
| |
| pipelineDescriptor.cDepthStencilState.depthCompare = dawn::CompareFunction::Equal; |
| pipelineDescriptor.cDepthStencilState.stencilFront.compare = dawn::CompareFunction::Equal; |
| pipelineDescriptor.depthStencilState = &pipelineDescriptor.cDepthStencilState; |
| |
| return device.CreateRenderPipeline(&pipelineDescriptor); |
| } |
| constexpr static uint32_t kSize = 128; |
| constexpr static dawn::TextureFormat kColorFormat = dawn::TextureFormat::RGBA8Unorm; |
| constexpr static dawn::TextureFormat kDepthStencilFormat = |
| dawn::TextureFormat::Depth24PlusStencil8; |
| }; |
| |
| // This tests that the code path of CopyTextureToBuffer clears correctly to Zero after first usage |
| TEST_P(TextureZeroInitTest, CopyTextureToBufferSource) { |
| dawn::TextureDescriptor descriptor = CreateTextureDescriptor( |
| 1, 1, dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::CopySrc, |
| kColorFormat); |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| // Texture's first usage is in EXPECT_PIXEL_RGBA8_EQ's call to CopyTextureToBuffer |
| RGBA8 filledWithZeros(0, 0, 0, 0); |
| EXPECT_LAZY_CLEAR(1u, EXPECT_PIXEL_RGBA8_EQ(filledWithZeros, texture, 0, 0)); |
| } |
| |
| // Test that non-zero mip level clears subresource to Zero after first use |
| // This goes through the BeginRenderPass's code path |
| TEST_P(TextureZeroInitTest, RenderingMipMapClearsToZero) { |
| dawn::TextureDescriptor descriptor = CreateTextureDescriptor( |
| 4, 1, dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::CopySrc, |
| kColorFormat); |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| dawn::TextureViewDescriptor viewDescriptor = CreateTextureViewDescriptor(2, 0); |
| dawn::TextureView view = texture.CreateView(&viewDescriptor); |
| |
| utils::BasicRenderPass renderPass = utils::BasicRenderPass(kSize, kSize, texture, kColorFormat); |
| |
| renderPass.renderPassInfo.cColorAttachmentsInfoPtr[0]->attachment = view; |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| { |
| // Texture's first usage is in BeginRenderPass's call to RecordRenderPass |
| dawn::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo); |
| pass.EndPass(); |
| } |
| dawn::CommandBuffer commands = encoder.Finish(); |
| EXPECT_LAZY_CLEAR(0u, queue.Submit(1, &commands)); |
| |
| uint32_t mipSize = kSize >> 2; |
| std::vector<RGBA8> expected(mipSize * mipSize, {0, 0, 0, 0}); |
| |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), renderPass.color, 0, 0, mipSize, mipSize, 2, 0); |
| } |
| |
| // Test that non-zero array layers clears subresource to Zero after first use. |
| // This goes through the BeginRenderPass's code path |
| TEST_P(TextureZeroInitTest, RenderingArrayLayerClearsToZero) { |
| dawn::TextureDescriptor descriptor = CreateTextureDescriptor( |
| 1, 4, dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::CopySrc, |
| kColorFormat); |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| dawn::TextureViewDescriptor viewDescriptor = CreateTextureViewDescriptor(0, 2); |
| dawn::TextureView view = texture.CreateView(&viewDescriptor); |
| |
| utils::BasicRenderPass renderPass = utils::BasicRenderPass(kSize, kSize, texture, kColorFormat); |
| |
| renderPass.renderPassInfo.cColorAttachmentsInfoPtr[0]->attachment = view; |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| { |
| dawn::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo); |
| pass.EndPass(); |
| } |
| dawn::CommandBuffer commands = encoder.Finish(); |
| EXPECT_LAZY_CLEAR(0u, queue.Submit(1, &commands)); |
| |
| std::vector<RGBA8> expected(kSize * kSize, {0, 0, 0, 0}); |
| |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), renderPass.color, 0, 0, kSize, kSize, 0, 2); |
| } |
| |
| // This tests CopyBufferToTexture fully overwrites copy so lazy init is not needed. |
| // TODO(natlee@microsoft.com): Add backdoor to dawn native to query the number of zero-inited |
| // subresources |
| TEST_P(TextureZeroInitTest, CopyBufferToTexture) { |
| dawn::TextureDescriptor descriptor = |
| CreateTextureDescriptor(4, 1, |
| dawn::TextureUsageBit::CopyDst | dawn::TextureUsageBit::Sampled | |
| dawn::TextureUsageBit::CopySrc, |
| kColorFormat); |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| std::vector<uint8_t> data(4 * kSize * kSize, 100); |
| dawn::Buffer stagingBuffer = utils::CreateBufferFromData( |
| device, data.data(), static_cast<uint32_t>(data.size()), dawn::BufferUsageBit::CopySrc); |
| |
| dawn::BufferCopyView bufferCopyView = utils::CreateBufferCopyView(stagingBuffer, 0, 0, 0); |
| dawn::TextureCopyView textureCopyView = utils::CreateTextureCopyView(texture, 0, 0, {0, 0, 0}); |
| dawn::Extent3D copySize = {kSize, kSize, 1}; |
| |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&bufferCopyView, &textureCopyView, ©Size); |
| dawn::CommandBuffer commands = encoder.Finish(); |
| EXPECT_LAZY_CLEAR(0u, queue.Submit(1, &commands)); |
| |
| std::vector<RGBA8> expected(kSize * kSize, {100, 100, 100, 100}); |
| |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), texture, 0, 0, kSize, kSize, 0, 0); |
| } |
| |
| // Test for a copy only to a subset of the subresource, lazy init is necessary to clear the other |
| // half. |
| TEST_P(TextureZeroInitTest, CopyBufferToTextureHalf) { |
| dawn::TextureDescriptor descriptor = |
| CreateTextureDescriptor(4, 1, |
| dawn::TextureUsageBit::CopyDst | dawn::TextureUsageBit::Sampled | |
| dawn::TextureUsageBit::CopySrc, |
| kColorFormat); |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| std::vector<uint8_t> data(4 * kSize * kSize, 100); |
| dawn::Buffer stagingBuffer = utils::CreateBufferFromData( |
| device, data.data(), static_cast<uint32_t>(data.size()), dawn::BufferUsageBit::CopySrc); |
| |
| dawn::BufferCopyView bufferCopyView = utils::CreateBufferCopyView(stagingBuffer, 0, 0, 0); |
| dawn::TextureCopyView textureCopyView = utils::CreateTextureCopyView(texture, 0, 0, {0, 0, 0}); |
| dawn::Extent3D copySize = {kSize / 2, kSize, 1}; |
| |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&bufferCopyView, &textureCopyView, ©Size); |
| dawn::CommandBuffer commands = encoder.Finish(); |
| EXPECT_LAZY_CLEAR(1u, queue.Submit(1, &commands)); |
| |
| std::vector<RGBA8> expected100((kSize / 2) * kSize, {100, 100, 100, 100}); |
| std::vector<RGBA8> expectedZeros((kSize / 2) * kSize, {0, 0, 0, 0}); |
| // first half filled with 100, by the buffer data |
| EXPECT_TEXTURE_RGBA8_EQ(expected100.data(), texture, 0, 0, kSize / 2, kSize, 0, 0); |
| // second half should be cleared |
| EXPECT_TEXTURE_RGBA8_EQ(expectedZeros.data(), texture, kSize / 2, 0, kSize / 2, kSize, 0, 0); |
| } |
| |
| // This tests CopyTextureToTexture fully overwrites copy so lazy init is not needed. |
| TEST_P(TextureZeroInitTest, CopyTextureToTexture) { |
| dawn::TextureDescriptor srcDescriptor = CreateTextureDescriptor( |
| 1, 1, dawn::TextureUsageBit::Sampled | dawn::TextureUsageBit::CopySrc, kColorFormat); |
| dawn::Texture srcTexture = device.CreateTexture(&srcDescriptor); |
| |
| dawn::TextureCopyView srcTextureCopyView = |
| utils::CreateTextureCopyView(srcTexture, 0, 0, {0, 0, 0}); |
| |
| dawn::TextureDescriptor dstDescriptor = |
| CreateTextureDescriptor(1, 1, |
| dawn::TextureUsageBit::OutputAttachment | |
| dawn::TextureUsageBit::CopyDst | dawn::TextureUsageBit::CopySrc, |
| kColorFormat); |
| dawn::Texture dstTexture = device.CreateTexture(&dstDescriptor); |
| |
| dawn::TextureCopyView dstTextureCopyView = |
| utils::CreateTextureCopyView(dstTexture, 0, 0, {0, 0, 0}); |
| |
| dawn::Extent3D copySize = {kSize, kSize, 1}; |
| |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToTexture(&srcTextureCopyView, &dstTextureCopyView, ©Size); |
| dawn::CommandBuffer commands = encoder.Finish(); |
| EXPECT_LAZY_CLEAR(1u, queue.Submit(1, &commands)); |
| |
| std::vector<RGBA8> expected(kSize * kSize, {0, 0, 0, 0}); |
| |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), srcTexture, 0, 0, kSize, kSize, 0, 0); |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), dstTexture, 0, 0, kSize, kSize, 0, 0); |
| } |
| |
| // This Tests the CopyTextureToTexture's copy only to a subset of the subresource, lazy init is |
| // necessary to clear the other half. |
| TEST_P(TextureZeroInitTest, CopyTextureToTextureHalf) { |
| dawn::TextureDescriptor srcDescriptor = |
| CreateTextureDescriptor(1, 1, |
| dawn::TextureUsageBit::Sampled | dawn::TextureUsageBit::CopySrc | |
| dawn::TextureUsageBit::CopyDst, |
| kColorFormat); |
| dawn::Texture srcTexture = device.CreateTexture(&srcDescriptor); |
| |
| // fill srcTexture with 100 |
| { |
| std::vector<uint8_t> data(4 * kSize * kSize, 100); |
| dawn::Buffer stagingBuffer = utils::CreateBufferFromData( |
| device, data.data(), static_cast<uint32_t>(data.size()), dawn::BufferUsageBit::CopySrc); |
| dawn::BufferCopyView bufferCopyView = utils::CreateBufferCopyView(stagingBuffer, 0, 0, 0); |
| dawn::TextureCopyView textureCopyView = |
| utils::CreateTextureCopyView(srcTexture, 0, 0, {0, 0, 0}); |
| dawn::Extent3D copySize = {kSize, kSize, 1}; |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyBufferToTexture(&bufferCopyView, &textureCopyView, ©Size); |
| dawn::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| } |
| |
| dawn::TextureCopyView srcTextureCopyView = |
| utils::CreateTextureCopyView(srcTexture, 0, 0, {0, 0, 0}); |
| |
| dawn::TextureDescriptor dstDescriptor = |
| CreateTextureDescriptor(1, 1, |
| dawn::TextureUsageBit::OutputAttachment | |
| dawn::TextureUsageBit::CopyDst | dawn::TextureUsageBit::CopySrc, |
| kColorFormat); |
| dawn::Texture dstTexture = device.CreateTexture(&dstDescriptor); |
| |
| dawn::TextureCopyView dstTextureCopyView = |
| utils::CreateTextureCopyView(dstTexture, 0, 0, {0, 0, 0}); |
| dawn::Extent3D copySize = {kSize / 2, kSize, 1}; |
| |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToTexture(&srcTextureCopyView, &dstTextureCopyView, ©Size); |
| dawn::CommandBuffer commands = encoder.Finish(); |
| EXPECT_LAZY_CLEAR(1u, queue.Submit(1, &commands)); |
| |
| std::vector<RGBA8> expectedWithZeros((kSize / 2) * kSize, {0, 0, 0, 0}); |
| std::vector<RGBA8> expectedWith100(kSize * kSize, {100, 100, 100, 100}); |
| |
| EXPECT_TEXTURE_RGBA8_EQ(expectedWith100.data(), srcTexture, 0, 0, kSize, kSize, 0, 0); |
| EXPECT_TEXTURE_RGBA8_EQ(expectedWith100.data(), dstTexture, 0, 0, kSize / 2, kSize, 0, 0); |
| EXPECT_TEXTURE_RGBA8_EQ(expectedWithZeros.data(), dstTexture, kSize / 2, 0, kSize / 2, kSize, 0, |
| 0); |
| } |
| |
| // This tests the texture with depth attachment and load op load will init depth stencil texture to |
| // 0s. |
| TEST_P(TextureZeroInitTest, RenderingLoadingDepth) { |
| dawn::TextureDescriptor srcDescriptor = |
| CreateTextureDescriptor(1, 1, |
| dawn::TextureUsageBit::CopySrc | dawn::TextureUsageBit::CopyDst | |
| dawn::TextureUsageBit::OutputAttachment, |
| kColorFormat); |
| dawn::Texture srcTexture = device.CreateTexture(&srcDescriptor); |
| |
| dawn::TextureDescriptor depthStencilDescriptor = CreateTextureDescriptor( |
| 1, 1, dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::CopySrc, |
| kDepthStencilFormat); |
| dawn::Texture depthStencilTexture = device.CreateTexture(&depthStencilDescriptor); |
| |
| utils::ComboRenderPassDescriptor renderPassDescriptor({srcTexture.CreateDefaultView()}, |
| depthStencilTexture.CreateDefaultView()); |
| renderPassDescriptor.cDepthStencilAttachmentInfo.depthLoadOp = dawn::LoadOp::Load; |
| renderPassDescriptor.cDepthStencilAttachmentInfo.stencilLoadOp = dawn::LoadOp::Clear; |
| renderPassDescriptor.cDepthStencilAttachmentInfo.clearStencil = 0; |
| |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| auto pass = encoder.BeginRenderPass(&renderPassDescriptor); |
| pass.SetPipeline(CreatePipelineForTest()); |
| pass.Draw(6, 1, 0, 0); |
| pass.EndPass(); |
| dawn::CommandBuffer commandBuffer = encoder.Finish(); |
| // Expect 1 lazy clear for the depthStencilTexture |
| EXPECT_LAZY_CLEAR(1u, queue.Submit(1, &commandBuffer)); |
| |
| // Expect the texture to be red because depth test passed. |
| std::vector<RGBA8> expected(kSize * kSize, {255, 0, 0, 255}); |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), srcTexture, 0, 0, kSize, kSize, 0, 0); |
| } |
| |
| // This tests the texture with stencil attachment and load op load will init depth stencil texture |
| // to 0s. |
| TEST_P(TextureZeroInitTest, RenderingLoadingStencil) { |
| dawn::TextureDescriptor srcDescriptor = |
| CreateTextureDescriptor(1, 1, |
| dawn::TextureUsageBit::CopySrc | dawn::TextureUsageBit::CopyDst | |
| dawn::TextureUsageBit::OutputAttachment, |
| kColorFormat); |
| dawn::Texture srcTexture = device.CreateTexture(&srcDescriptor); |
| |
| dawn::TextureDescriptor depthStencilDescriptor = CreateTextureDescriptor( |
| 1, 1, dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::CopySrc, |
| kDepthStencilFormat); |
| dawn::Texture depthStencilTexture = device.CreateTexture(&depthStencilDescriptor); |
| |
| utils::ComboRenderPassDescriptor renderPassDescriptor({srcTexture.CreateDefaultView()}, |
| depthStencilTexture.CreateDefaultView()); |
| renderPassDescriptor.cDepthStencilAttachmentInfo.depthLoadOp = dawn::LoadOp::Clear; |
| renderPassDescriptor.cDepthStencilAttachmentInfo.clearDepth = 0.0f; |
| renderPassDescriptor.cDepthStencilAttachmentInfo.stencilLoadOp = dawn::LoadOp::Load; |
| |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| auto pass = encoder.BeginRenderPass(&renderPassDescriptor); |
| pass.SetPipeline(CreatePipelineForTest()); |
| pass.Draw(6, 1, 0, 0); |
| pass.EndPass(); |
| dawn::CommandBuffer commandBuffer = encoder.Finish(); |
| // Expect 1 lazy clear for depthStencilTexture. |
| EXPECT_LAZY_CLEAR(1u, queue.Submit(1, &commandBuffer)); |
| |
| // Expect the texture to be red because stencil test passed. |
| std::vector<RGBA8> expected(kSize * kSize, {255, 0, 0, 255}); |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), srcTexture, 0, 0, kSize, kSize, 0, 0); |
| } |
| |
| // This tests the texture with depth stencil attachment and load op load will init depth stencil |
| // texture to 0s. |
| TEST_P(TextureZeroInitTest, RenderingLoadingDepthStencil) { |
| dawn::TextureDescriptor srcDescriptor = |
| CreateTextureDescriptor(1, 1, |
| dawn::TextureUsageBit::CopySrc | dawn::TextureUsageBit::CopyDst | |
| dawn::TextureUsageBit::OutputAttachment, |
| kColorFormat); |
| dawn::Texture srcTexture = device.CreateTexture(&srcDescriptor); |
| |
| dawn::TextureDescriptor depthStencilDescriptor = CreateTextureDescriptor( |
| 1, 1, dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::CopySrc, |
| kDepthStencilFormat); |
| dawn::Texture depthStencilTexture = device.CreateTexture(&depthStencilDescriptor); |
| |
| utils::ComboRenderPassDescriptor renderPassDescriptor({srcTexture.CreateDefaultView()}, |
| depthStencilTexture.CreateDefaultView()); |
| renderPassDescriptor.cDepthStencilAttachmentInfo.depthLoadOp = dawn::LoadOp::Load; |
| renderPassDescriptor.cDepthStencilAttachmentInfo.stencilLoadOp = dawn::LoadOp::Load; |
| |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| auto pass = encoder.BeginRenderPass(&renderPassDescriptor); |
| pass.SetPipeline(CreatePipelineForTest()); |
| pass.Draw(6, 1, 0, 0); |
| pass.EndPass(); |
| dawn::CommandBuffer commandBuffer = encoder.Finish(); |
| // Expect 1 lazy clear for depthStencilTexture. |
| EXPECT_LAZY_CLEAR(1u, queue.Submit(1, &commandBuffer)); |
| |
| // Expect the texture to be red because both depth and stencil tests passed. |
| std::vector<RGBA8> expected(kSize * kSize, {255, 0, 0, 255}); |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), srcTexture, 0, 0, kSize, kSize, 0, 0); |
| } |
| |
| // This tests the color attachments clear to 0s |
| TEST_P(TextureZeroInitTest, ColorAttachmentsClear) { |
| dawn::TextureDescriptor descriptor = CreateTextureDescriptor( |
| 1, 1, dawn::TextureUsageBit::OutputAttachment | dawn::TextureUsageBit::CopySrc, |
| kColorFormat); |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| utils::BasicRenderPass renderPass = utils::BasicRenderPass(kSize, kSize, texture, kColorFormat); |
| renderPass.renderPassInfo.cColorAttachmentsInfoPtr[0]->loadOp = dawn::LoadOp::Load; |
| |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| dawn::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo); |
| pass.EndPass(); |
| |
| dawn::CommandBuffer commands = encoder.Finish(); |
| EXPECT_LAZY_CLEAR(0u, queue.Submit(1, &commands)); |
| |
| std::vector<RGBA8> expected(kSize * kSize, {0, 0, 0, 0}); |
| EXPECT_TEXTURE_RGBA8_EQ(expected.data(), renderPass.color, 0, 0, kSize, kSize, 0, 0); |
| } |
| |
| // This tests the clearing of sampled textures in render pass |
| TEST_P(TextureZeroInitTest, RenderPassSampledTextureClear) { |
| // Create needed resources |
| dawn::TextureDescriptor descriptor = |
| CreateTextureDescriptor(1, 1, dawn::TextureUsageBit::Sampled, kColorFormat); |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| dawn::TextureDescriptor renderTextureDescriptor = CreateTextureDescriptor( |
| 1, 1, dawn::TextureUsageBit::CopySrc | dawn::TextureUsageBit::OutputAttachment, |
| kColorFormat); |
| dawn::Texture renderTexture = device.CreateTexture(&renderTextureDescriptor); |
| |
| dawn::SamplerDescriptor samplerDesc = utils::GetDefaultSamplerDescriptor(); |
| dawn::Sampler sampler = device.CreateSampler(&samplerDesc); |
| |
| dawn::BindGroupLayout bindGroupLayout = utils::MakeBindGroupLayout( |
| device, {{0, dawn::ShaderStageBit::Fragment, dawn::BindingType::Sampler}, |
| {1, dawn::ShaderStageBit::Fragment, dawn::BindingType::SampledTexture}}); |
| |
| // Create render pipeline |
| utils::ComboRenderPipelineDescriptor renderPipelineDescriptor(device); |
| renderPipelineDescriptor.layout = utils::MakeBasicPipelineLayout(device, &bindGroupLayout); |
| renderPipelineDescriptor.cVertexStage.module = |
| utils::CreateShaderModule(device, utils::ShaderStage::Vertex, R"(#version 450 |
| const vec2 pos[6] = vec2[6](vec2(-1.0f, -1.0f), |
| vec2(-1.0f, 1.0f), |
| vec2( 1.0f, -1.0f), |
| vec2( 1.0f, 1.0f), |
| vec2(-1.0f, 1.0f), |
| vec2( 1.0f, -1.0f) |
| ); |
| |
| void main() { |
| gl_Position = vec4(pos[gl_VertexIndex], 0.0, 1.0); |
| })"); |
| renderPipelineDescriptor.cFragmentStage.module = |
| utils::CreateShaderModule(device, utils::ShaderStage::Fragment, |
| R"(#version 450 |
| layout(set = 0, binding = 0) uniform sampler sampler0; |
| layout(set = 0, binding = 1) uniform texture2D texture0; |
| layout(location = 0) out vec4 fragColor; |
| void main() { |
| fragColor = texelFetch(sampler2D(texture0, sampler0), ivec2(gl_FragCoord), 0); |
| })"); |
| renderPipelineDescriptor.cColorStates[0]->format = kColorFormat; |
| dawn::RenderPipeline renderPipeline = device.CreateRenderPipeline(&renderPipelineDescriptor); |
| |
| // Create bindgroup |
| dawn::BindGroup bindGroup = utils::MakeBindGroup( |
| device, bindGroupLayout, {{0, sampler}, {1, texture.CreateDefaultView()}}); |
| |
| // Encode pass and submit |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| utils::ComboRenderPassDescriptor renderPassDesc({renderTexture.CreateDefaultView()}); |
| renderPassDesc.cColorAttachmentsInfoPtr[0]->clearColor = {1.0, 1.0, 1.0, 1.0}; |
| renderPassDesc.cColorAttachmentsInfoPtr[0]->loadOp = dawn::LoadOp::Clear; |
| dawn::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPassDesc); |
| pass.SetPipeline(renderPipeline); |
| pass.SetBindGroup(0, bindGroup, 0, nullptr); |
| pass.Draw(6, 1, 0, 0); |
| pass.EndPass(); |
| dawn::CommandBuffer commands = encoder.Finish(); |
| // Expect 1 lazy clear for sampled texture |
| EXPECT_LAZY_CLEAR(1u, queue.Submit(1, &commands)); |
| |
| // Expect the rendered texture to be cleared |
| std::vector<RGBA8> expectedWithZeros(kSize * kSize, {0, 0, 0, 0}); |
| EXPECT_TEXTURE_RGBA8_EQ(expectedWithZeros.data(), renderTexture, 0, 0, kSize, kSize, 0, 0); |
| } |
| |
| // This tests the clearing of sampled textures during compute pass |
| TEST_P(TextureZeroInitTest, ComputePassSampledTextureClear) { |
| // Create needed resources |
| dawn::TextureDescriptor descriptor = |
| CreateTextureDescriptor(1, 1, dawn::TextureUsageBit::Sampled, kColorFormat); |
| descriptor.size.width = 1; |
| descriptor.size.height = 1; |
| dawn::Texture texture = device.CreateTexture(&descriptor); |
| |
| uint32_t bufferSize = 4 * sizeof(uint32_t); |
| dawn::BufferDescriptor bufferDescriptor; |
| bufferDescriptor.size = bufferSize; |
| bufferDescriptor.usage = dawn::BufferUsageBit::CopySrc | dawn::BufferUsageBit::Storage | |
| dawn::BufferUsageBit::CopyDst; |
| dawn::Buffer bufferTex = device.CreateBuffer(&bufferDescriptor); |
| // Add data to buffer to ensure it is initialized |
| uint32_t data = 100; |
| bufferTex.SetSubData(0, sizeof(data), &data); |
| |
| dawn::SamplerDescriptor samplerDesc = utils::GetDefaultSamplerDescriptor(); |
| dawn::Sampler sampler = device.CreateSampler(&samplerDesc); |
| |
| dawn::BindGroupLayout bindGroupLayout = utils::MakeBindGroupLayout( |
| device, {{0, dawn::ShaderStageBit::Compute, dawn::BindingType::SampledTexture}, |
| {1, dawn::ShaderStageBit::Compute, dawn::BindingType::StorageBuffer}, |
| {2, dawn::ShaderStageBit::Compute, dawn::BindingType::Sampler}}); |
| |
| // Create compute pipeline |
| dawn::ComputePipelineDescriptor computePipelineDescriptor; |
| computePipelineDescriptor.layout = utils::MakeBasicPipelineLayout(device, &bindGroupLayout); |
| dawn::PipelineStageDescriptor computeStage; |
| const char* cs = |
| R"(#version 450 |
| layout(binding = 0) uniform texture2D sampleTex; |
| layout(std430, binding = 1) buffer BufferTex { |
| vec4 result; |
| } bufferTex; |
| layout(binding = 2) uniform sampler sampler0; |
| void main() { |
| bufferTex.result = |
| texelFetch(sampler2D(sampleTex, sampler0), ivec2(0,0), 0); |
| })"; |
| computeStage.module = utils::CreateShaderModule(device, utils::ShaderStage::Compute, cs); |
| computeStage.entryPoint = "main"; |
| computePipelineDescriptor.computeStage = &computeStage; |
| dawn::ComputePipeline computePipeline = |
| device.CreateComputePipeline(&computePipelineDescriptor); |
| |
| // Create bindgroup |
| dawn::BindGroup bindGroup = utils::MakeBindGroup( |
| device, bindGroupLayout, |
| {{0, texture.CreateDefaultView()}, {1, bufferTex, 0, bufferSize}, {2, sampler}}); |
| |
| // Encode the pass and submit |
| dawn::CommandEncoder encoder = device.CreateCommandEncoder(); |
| dawn::ComputePassEncoder pass = encoder.BeginComputePass(); |
| pass.SetPipeline(computePipeline); |
| pass.SetBindGroup(0, bindGroup, 0, nullptr); |
| pass.Dispatch(1, 1, 1); |
| pass.EndPass(); |
| dawn::CommandBuffer commands = encoder.Finish(); |
| EXPECT_LAZY_CLEAR(1u, queue.Submit(1, &commands)); |
| |
| // Expect the buffer to be zeroed out by the compute pass |
| std::vector<uint32_t> expectedWithZeros(bufferSize, 0); |
| EXPECT_BUFFER_U32_RANGE_EQ(expectedWithZeros.data(), bufferTex, 0, 4); |
| } |
| |
| DAWN_INSTANTIATE_TEST( |
| TextureZeroInitTest, |
| ForceWorkarounds(D3D12Backend, {"nonzero_clear_resources_on_creation_for_testing"}), |
| ForceWorkarounds(OpenGLBackend, {"nonzero_clear_resources_on_creation_for_testing"}), |
| ForceWorkarounds(VulkanBackend, {"nonzero_clear_resources_on_creation_for_testing"})); |
