| // 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 "common/Constants.h" |
| #include "utils/ComboRenderPipelineDescriptor.h" |
| #include "utils/WGPUHelpers.h" |
| |
| class NonzeroTextureCreationTests : public DawnTest { |
| protected: |
| void SetUp() override { |
| DawnTest::SetUp(); |
| } |
| |
| constexpr static uint32_t kSize = 128; |
| }; |
| |
| // Test that texture clears 0xFF because toggle is enabled. |
| TEST_P(NonzeroTextureCreationTests, TextureCreationClears) { |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = kSize; |
| descriptor.size.height = kSize; |
| descriptor.size.depthOrArrayLayers = 1; |
| descriptor.sampleCount = 1; |
| descriptor.format = wgpu::TextureFormat::RGBA8Unorm; |
| descriptor.mipLevelCount = 1; |
| descriptor.usage = wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::CopySrc; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| RGBA8 filled(255, 255, 255, 255); |
| EXPECT_PIXEL_RGBA8_EQ(filled, texture, 0, 0); |
| } |
| |
| // Test that a depth texture clears 0xFF because toggle is enabled. |
| TEST_P(NonzeroTextureCreationTests, Depth32TextureCreationDepthClears) { |
| // Copies from depth textures not supported on the OpenGL backend right now. |
| DAWN_SKIP_TEST_IF(IsOpenGL()); |
| |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = kSize; |
| descriptor.size.height = kSize; |
| descriptor.size.depthOrArrayLayers = 1; |
| descriptor.sampleCount = 1; |
| descriptor.mipLevelCount = 1; |
| descriptor.usage = wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::CopySrc; |
| descriptor.format = wgpu::TextureFormat::Depth32Float; |
| |
| // We can only really test Depth32Float here because Depth24Plus(Stencil8)? may be in an unknown |
| // format. |
| // TODO(crbug.com/dawn/145): Test other formats via sampling. |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| std::vector<float> expected(kSize * kSize, 1.f); |
| EXPECT_TEXTURE_EQ(expected.data(), texture, {0, 0}, {kSize, kSize}); |
| } |
| |
| // Test that non-zero mip level clears 0xFF because toggle is enabled. |
| TEST_P(NonzeroTextureCreationTests, MipMapClears) { |
| constexpr uint32_t mipLevels = 4; |
| |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = kSize; |
| descriptor.size.height = kSize; |
| descriptor.size.depthOrArrayLayers = 1; |
| descriptor.sampleCount = 1; |
| descriptor.format = wgpu::TextureFormat::RGBA8Unorm; |
| descriptor.mipLevelCount = mipLevels; |
| descriptor.usage = wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::CopySrc; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| std::vector<RGBA8> expected; |
| RGBA8 filled(255, 255, 255, 255); |
| for (uint32_t i = 0; i < kSize * kSize; ++i) { |
| expected.push_back(filled); |
| } |
| uint32_t mipSize = kSize >> 2; |
| EXPECT_TEXTURE_EQ(expected.data(), texture, {0, 0}, {mipSize, mipSize}, 2); |
| } |
| |
| // Test that non-zero array layers clears 0xFF because toggle is enabled. |
| TEST_P(NonzeroTextureCreationTests, ArrayLayerClears) { |
| constexpr uint32_t arrayLayers = 4; |
| |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = kSize; |
| descriptor.size.height = kSize; |
| descriptor.size.depthOrArrayLayers = arrayLayers; |
| descriptor.sampleCount = 1; |
| descriptor.format = wgpu::TextureFormat::RGBA8Unorm; |
| descriptor.mipLevelCount = 1; |
| descriptor.usage = wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::CopySrc; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| std::vector<RGBA8> expected; |
| RGBA8 filled(255, 255, 255, 255); |
| for (uint32_t i = 0; i < kSize * kSize; ++i) { |
| expected.push_back(filled); |
| } |
| |
| EXPECT_TEXTURE_EQ(expected.data(), texture, {0, 0, 2}, {kSize, kSize}); |
| } |
| |
| // Test that nonrenderable texture formats clear 0x01 because toggle is enabled |
| TEST_P(NonzeroTextureCreationTests, NonrenderableTextureFormat) { |
| // TODO(crbug.com/dawn/667): Work around the fact that some platforms do not support reading |
| // from Snorm textures. |
| DAWN_SKIP_TEST_IF(HasToggleEnabled("disable_snorm_read")); |
| |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = kSize; |
| descriptor.size.height = kSize; |
| descriptor.size.depthOrArrayLayers = 1; |
| descriptor.sampleCount = 1; |
| descriptor.format = wgpu::TextureFormat::RGBA8Snorm; |
| descriptor.mipLevelCount = 1; |
| descriptor.usage = wgpu::TextureUsage::CopySrc; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| // Set buffer with dirty data so we know it is cleared by the lazy cleared texture copy |
| uint32_t bufferSize = 4 * kSize * kSize; |
| std::vector<uint8_t> data(bufferSize, 100); |
| wgpu::Buffer bufferDst = utils::CreateBufferFromData( |
| device, data.data(), static_cast<uint32_t>(data.size()), wgpu::BufferUsage::CopySrc); |
| |
| wgpu::ImageCopyBuffer imageCopyBuffer = utils::CreateImageCopyBuffer(bufferDst, 0, kSize * 4); |
| wgpu::ImageCopyTexture imageCopyTexture = utils::CreateImageCopyTexture(texture, 0, {0, 0, 0}); |
| wgpu::Extent3D copySize = {kSize, kSize, 1}; |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToBuffer(&imageCopyTexture, &imageCopyBuffer, ©Size); |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| uint32_t expectedBytes = IsVulkan() ? 0x7F7F7F7F : 0x01010101; |
| std::vector<uint32_t> expected(bufferSize, expectedBytes); |
| EXPECT_BUFFER_U32_RANGE_EQ(expected.data(), bufferDst, 0, 8); |
| } |
| |
| // Test that textures with more than 1 array layers and nonrenderable texture formats clear to 0x01 |
| // because toggle is enabled |
| TEST_P(NonzeroTextureCreationTests, NonRenderableTextureClearWithMultiArrayLayers) { |
| // TODO(crbug.com/dawn/667): Work around the fact that some platforms do not support reading |
| // from Snorm textures. |
| DAWN_SKIP_TEST_IF(HasToggleEnabled("disable_snorm_read")); |
| |
| wgpu::TextureDescriptor descriptor; |
| descriptor.dimension = wgpu::TextureDimension::e2D; |
| descriptor.size.width = kSize; |
| descriptor.size.height = kSize; |
| descriptor.size.depthOrArrayLayers = 2; |
| descriptor.sampleCount = 1; |
| descriptor.format = wgpu::TextureFormat::RGBA8Snorm; |
| descriptor.mipLevelCount = 1; |
| descriptor.usage = wgpu::TextureUsage::CopySrc; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| // Set buffer with dirty data so we know it is cleared by the lazy cleared texture copy |
| uint32_t bufferSize = 4 * kSize * kSize; |
| std::vector<uint8_t> data(bufferSize, 100); |
| wgpu::Buffer bufferDst = utils::CreateBufferFromData( |
| device, data.data(), static_cast<uint32_t>(data.size()), wgpu::BufferUsage::CopySrc); |
| |
| wgpu::ImageCopyBuffer imageCopyBuffer = utils::CreateImageCopyBuffer(bufferDst, 0, kSize * 4); |
| wgpu::ImageCopyTexture imageCopyTexture = utils::CreateImageCopyTexture(texture, 0, {0, 0, 1}); |
| wgpu::Extent3D copySize = {kSize, kSize, 1}; |
| |
| wgpu::CommandEncoder encoder = device.CreateCommandEncoder(); |
| encoder.CopyTextureToBuffer(&imageCopyTexture, &imageCopyBuffer, ©Size); |
| wgpu::CommandBuffer commands = encoder.Finish(); |
| queue.Submit(1, &commands); |
| |
| uint32_t expectedBytes = IsVulkan() ? 0x7F7F7F7F : 0x01010101; |
| std::vector<uint32_t> expected(bufferSize, expectedBytes); |
| EXPECT_BUFFER_U32_RANGE_EQ(expected.data(), bufferDst, 0, 8); |
| } |
| |
| // Test that all subresources of a renderable texture are filled because the toggle is enabled. |
| TEST_P(NonzeroTextureCreationTests, AllSubresourcesFilled) { |
| wgpu::TextureDescriptor baseDescriptor; |
| baseDescriptor.dimension = wgpu::TextureDimension::e2D; |
| baseDescriptor.size.width = kSize; |
| baseDescriptor.size.height = kSize; |
| baseDescriptor.size.depthOrArrayLayers = 1; |
| baseDescriptor.sampleCount = 1; |
| baseDescriptor.format = wgpu::TextureFormat::RGBA8Unorm; |
| baseDescriptor.mipLevelCount = 1; |
| baseDescriptor.usage = wgpu::TextureUsage::RenderAttachment | wgpu::TextureUsage::CopySrc; |
| |
| RGBA8 filled(255, 255, 255, 255); |
| |
| { |
| wgpu::TextureDescriptor descriptor = baseDescriptor; |
| // Some textures may be cleared with render pass load/store ops. |
| // Test above the max attachment count. |
| descriptor.size.depthOrArrayLayers = kMaxColorAttachments + 1; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| for (uint32_t i = 0; i < descriptor.size.depthOrArrayLayers; ++i) { |
| EXPECT_TEXTURE_EQ(&filled, texture, {0, 0, i}, {1, 1}, 0); |
| } |
| } |
| |
| { |
| wgpu::TextureDescriptor descriptor = baseDescriptor; |
| descriptor.mipLevelCount = 3; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| for (uint32_t i = 0; i < descriptor.mipLevelCount; ++i) { |
| EXPECT_TEXTURE_EQ(&filled, texture, {0, 0}, {1, 1}, i); |
| } |
| } |
| |
| { |
| wgpu::TextureDescriptor descriptor = baseDescriptor; |
| // Some textures may be cleared with render pass load/store ops. |
| // Test above the max attachment count. |
| descriptor.size.depthOrArrayLayers = kMaxColorAttachments + 1; |
| descriptor.mipLevelCount = 3; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| for (uint32_t i = 0; i < descriptor.size.depthOrArrayLayers; ++i) { |
| for (uint32_t j = 0; j < descriptor.mipLevelCount; ++j) { |
| EXPECT_TEXTURE_EQ(&filled, texture, {0, 0, i}, {1, 1}, j); |
| } |
| } |
| } |
| } |
| |
| // Test that all subresources of a nonrenderable texture are filled because the toggle is enabled. |
| TEST_P(NonzeroTextureCreationTests, NonRenderableAllSubresourcesFilled) { |
| wgpu::TextureDescriptor baseDescriptor; |
| baseDescriptor.dimension = wgpu::TextureDimension::e2D; |
| baseDescriptor.size.width = kSize; |
| baseDescriptor.size.height = kSize; |
| baseDescriptor.size.depthOrArrayLayers = 1; |
| baseDescriptor.sampleCount = 1; |
| baseDescriptor.format = wgpu::TextureFormat::RGBA8Snorm; |
| baseDescriptor.mipLevelCount = 1; |
| baseDescriptor.usage = wgpu::TextureUsage::CopySrc; |
| |
| RGBA8 filled = IsVulkan() ? RGBA8(127, 127, 127, 127) : RGBA8(1, 1, 1, 1); |
| |
| { |
| wgpu::TextureDescriptor descriptor = baseDescriptor; |
| // Some textures may be cleared with render pass load/store ops. |
| // Test above the max attachment count. |
| descriptor.size.depthOrArrayLayers = kMaxColorAttachments + 1; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| for (uint32_t i = 0; i < descriptor.size.depthOrArrayLayers; ++i) { |
| EXPECT_TEXTURE_EQ(&filled, texture, {0, 0, i}, {1, 1}, 0); |
| } |
| } |
| |
| { |
| wgpu::TextureDescriptor descriptor = baseDescriptor; |
| descriptor.mipLevelCount = 3; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| for (uint32_t i = 0; i < descriptor.mipLevelCount; ++i) { |
| EXPECT_TEXTURE_EQ(&filled, texture, {0, 0}, {1, 1}, i); |
| } |
| } |
| |
| { |
| wgpu::TextureDescriptor descriptor = baseDescriptor; |
| // Some textures may be cleared with render pass load/store ops. |
| // Test above the max attachment count. |
| descriptor.size.depthOrArrayLayers = kMaxColorAttachments + 1; |
| descriptor.mipLevelCount = 3; |
| wgpu::Texture texture = device.CreateTexture(&descriptor); |
| |
| for (uint32_t i = 0; i < descriptor.size.depthOrArrayLayers; ++i) { |
| for (uint32_t j = 0; j < descriptor.mipLevelCount; ++j) { |
| EXPECT_TEXTURE_EQ(&filled, texture, {0, 0, i}, {1, 1}, j); |
| } |
| } |
| } |
| } |
| |
| DAWN_INSTANTIATE_TEST(NonzeroTextureCreationTests, |
| D3D12Backend({"nonzero_clear_resources_on_creation_for_testing"}, |
| {"lazy_clear_resource_on_first_use"}), |
| MetalBackend({"nonzero_clear_resources_on_creation_for_testing"}, |
| {"lazy_clear_resource_on_first_use"}), |
| OpenGLBackend({"nonzero_clear_resources_on_creation_for_testing"}, |
| {"lazy_clear_resource_on_first_use"}), |
| VulkanBackend({"nonzero_clear_resources_on_creation_for_testing"}, |
| {"lazy_clear_resource_on_first_use"})); |