mirror of
https://github.com/encounter/dawn-cmake.git
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2f1278e68b
This should be the last change BindGroupLayout change needed to complete the conversion to the new structure aside from removing the deprecated code paths in the future. Bug: dawn:527 Change-Id: I44f67de80f1b4e1b7b32909d70d74610f7a06d8d Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/37560 Reviewed-by: Kai Ninomiya <kainino@chromium.org> Reviewed-by: Corentin Wallez <cwallez@chromium.org> Commit-Queue: Brandon Jones <bajones@chromium.org>
977 lines
49 KiB
C++
977 lines
49 KiB
C++
// Copyright 2020 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "common/Assert.h"
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#include "tests/unittests/validation/ValidationTest.h"
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#include "utils/ComboRenderPipelineDescriptor.h"
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#include "utils/TextureFormatUtils.h"
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#include "utils/WGPUHelpers.h"
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class StorageTextureValidationTests : public ValidationTest {
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protected:
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void SetUp() override {
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ValidationTest::SetUp();
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mDefaultVSModule = utils::CreateShaderModuleFromWGSL(device, R"(
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[[builtin(position)]] var<out> Position : vec4<f32>;
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[[stage(vertex)]] fn main() -> void {
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Position = vec4<f32>(0.0, 0.0, 0.0, 1.0);
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})");
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mDefaultFSModule = utils::CreateShaderModuleFromWGSL(device, R"(
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[[location(0)]] var<out> fragColor : vec4<f32>;
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[[stage(fragment)]] fn main() -> void {
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fragColor = vec4<f32>(1.0, 0.0, 0.0, 1.0);
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})");
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}
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static const char* GetGLSLFloatImageTypeDeclaration(wgpu::TextureViewDimension dimension) {
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switch (dimension) {
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case wgpu::TextureViewDimension::e1D:
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return "image1D";
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case wgpu::TextureViewDimension::e2D:
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return "image2D";
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case wgpu::TextureViewDimension::e2DArray:
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return "image2DArray";
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case wgpu::TextureViewDimension::Cube:
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return "imageCube";
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case wgpu::TextureViewDimension::CubeArray:
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return "imageCubeArray";
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case wgpu::TextureViewDimension::e3D:
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return "image3D";
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case wgpu::TextureViewDimension::Undefined:
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default:
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UNREACHABLE();
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return "";
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}
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}
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static std::string CreateComputeShaderWithStorageTexture(
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wgpu::StorageTextureAccess storageTextureBindingType,
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wgpu::TextureFormat textureFormat,
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wgpu::TextureViewDimension textureViewDimension = wgpu::TextureViewDimension::e2D) {
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const char* glslImageFormatQualifier = utils::GetGLSLImageFormatQualifier(textureFormat);
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const char* textureComponentTypePrefix =
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utils::GetColorTextureComponentTypePrefix(textureFormat);
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return CreateComputeShaderWithStorageTexture(
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storageTextureBindingType, glslImageFormatQualifier, textureComponentTypePrefix,
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GetGLSLFloatImageTypeDeclaration(textureViewDimension));
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}
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static std::string CreateComputeShaderWithStorageTexture(
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wgpu::StorageTextureAccess storageTextureBindingType,
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const char* glslImageFormatQualifier,
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const char* textureComponentTypePrefix,
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const char* glslImageTypeDeclaration = "image2D") {
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const char* memoryQualifier = "";
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switch (storageTextureBindingType) {
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case wgpu::StorageTextureAccess::ReadOnly:
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memoryQualifier = "readonly";
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break;
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case wgpu::StorageTextureAccess::WriteOnly:
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memoryQualifier = "writeonly";
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break;
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default:
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UNREACHABLE();
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break;
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}
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std::ostringstream ostream;
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ostream << "#version 450\n"
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"layout (set = 0, binding = 0, "
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<< glslImageFormatQualifier << ") uniform " << memoryQualifier << " "
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<< textureComponentTypePrefix << glslImageTypeDeclaration
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<< " image0;\n"
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"void main() {\n"
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"}\n";
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return ostream.str();
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}
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wgpu::Texture CreateTexture(wgpu::TextureUsage usage,
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wgpu::TextureFormat format,
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uint32_t sampleCount = 1,
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uint32_t arrayLayerCount = 1) {
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wgpu::TextureDescriptor descriptor;
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descriptor.dimension = wgpu::TextureDimension::e2D;
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descriptor.size = {16, 16, arrayLayerCount};
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descriptor.sampleCount = sampleCount;
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descriptor.format = format;
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descriptor.mipLevelCount = 1;
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descriptor.usage = usage;
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return device.CreateTexture(&descriptor);
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}
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wgpu::ShaderModule mDefaultVSModule;
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wgpu::ShaderModule mDefaultFSModule;
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const std::array<wgpu::StorageTextureAccess, 2> kSupportedStorageTextureAccess = {
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wgpu::StorageTextureAccess::ReadOnly, wgpu::StorageTextureAccess::WriteOnly};
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};
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// Validate read-only storage textures can be declared in vertex and fragment shaders, while
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// writeonly storage textures cannot be used in vertex shaders.
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TEST_F(StorageTextureValidationTests, RenderPipeline) {
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// Readonly storage texture can be declared in a vertex shader.
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{
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wgpu::ShaderModule vsModule = utils::CreateShaderModuleFromWGSL(device, R"(
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[[set(0), binding(0)]] var<uniform_constant> image0 : texture_storage_ro_2d<rgba8unorm>;
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[[builtin(vertex_idx)]] var<in> VertexIndex : u32;
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[[builtin(position)]] var<out> Position : vec4<f32>;
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[[stage(vertex)]] fn main() -> void {
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Position = textureLoad(image0, vec2<i32>(i32(VertexIndex), 0));
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})");
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utils::ComboRenderPipelineDescriptor descriptor(device);
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descriptor.layout = nullptr;
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descriptor.vertexStage.module = vsModule;
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descriptor.cFragmentStage.module = mDefaultFSModule;
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device.CreateRenderPipeline(&descriptor);
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}
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// Read-only storage textures can be declared in a fragment shader.
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{
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wgpu::ShaderModule fsModule = utils::CreateShaderModuleFromWGSL(device, R"(
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[[set(0), binding(0)]] var<uniform_constant> image0 : texture_storage_ro_2d<rgba8unorm>;
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[[builtin(frag_coord)]] var<in> FragCoord : vec4<f32>;
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[[location(0)]] var<out> fragColor : vec4<f32>;
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[[stage(fragment)]] fn main() -> void {
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fragColor = textureLoad(image0, vec2<i32>(FragCoord.xy));
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})");
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utils::ComboRenderPipelineDescriptor descriptor(device);
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descriptor.layout = nullptr;
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descriptor.vertexStage.module = mDefaultVSModule;
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descriptor.cFragmentStage.module = fsModule;
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device.CreateRenderPipeline(&descriptor);
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}
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// Write-only storage textures cannot be declared in a vertex shader.
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{
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wgpu::ShaderModule vsModule =
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utils::CreateShaderModule(device, utils::SingleShaderStage::Vertex, R"(
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#version 450
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layout(set = 0, binding = 0, rgba8) uniform writeonly image2D image0;
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void main() {
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imageStore(image0, ivec2(gl_VertexIndex, 0), vec4(1.f, 0.f, 0.f, 1.f));
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})");
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utils::ComboRenderPipelineDescriptor descriptor(device);
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descriptor.layout = nullptr;
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descriptor.vertexStage.module = vsModule;
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descriptor.cFragmentStage.module = mDefaultFSModule;
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ASSERT_DEVICE_ERROR(device.CreateRenderPipeline(&descriptor));
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}
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// Write-only storage textures can be declared in a fragment shader.
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{
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wgpu::ShaderModule fsModule =
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utils::CreateShaderModule(device, utils::SingleShaderStage::Fragment, R"(
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#version 450
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layout(set = 0, binding = 0, rgba8) uniform writeonly image2D image0;
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void main() {
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imageStore(image0, ivec2(gl_FragCoord.xy), vec4(1.f, 0.f, 0.f, 1.f));
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})");
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utils::ComboRenderPipelineDescriptor descriptor(device);
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descriptor.layout = nullptr;
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descriptor.vertexStage.module = mDefaultVSModule;
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descriptor.cFragmentStage.module = fsModule;
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device.CreateRenderPipeline(&descriptor);
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}
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}
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// Validate both read-only and write-only storage textures can be declared in
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// compute shaders.
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TEST_F(StorageTextureValidationTests, ComputePipeline) {
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// Read-only storage textures can be declared in a compute shader.
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{
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wgpu::ShaderModule csModule = utils::CreateShaderModuleFromWGSL(device, R"(
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[[set(0), binding(0)]] var<uniform_constant> image0 : texture_storage_ro_2d<rgba8unorm>;
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[[builtin(local_invocation_id)]] var<in> LocalInvocationID : vec3<u32>;
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[[block]] struct Buf {
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[[offset(0)]] data : f32;
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};
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[[set(0), binding(1)]] var<storage_buffer> buf : [[access(read_write)]] Buf;
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[[stage(compute)]] fn main() -> void {
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buf.data = textureLoad(image0, vec2<i32>(LocalInvocationID.xy)).x;
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})");
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wgpu::ComputePipelineDescriptor descriptor;
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descriptor.layout = nullptr;
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descriptor.computeStage.module = csModule;
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descriptor.computeStage.entryPoint = "main";
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device.CreateComputePipeline(&descriptor);
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}
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// Write-only storage textures can be declared in a compute shader.
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{
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wgpu::ShaderModule csModule =
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utils::CreateShaderModule(device, utils::SingleShaderStage::Compute, R"(
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#version 450
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layout(set = 0, binding = 0, rgba8) uniform writeonly image2D image0;
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void main() {
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imageStore(image0, ivec2(gl_LocalInvocationID.xy), vec4(0.f, 0.f, 0.f, 0.f));
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})");
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wgpu::ComputePipelineDescriptor descriptor;
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descriptor.layout = nullptr;
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descriptor.computeStage.module = csModule;
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descriptor.computeStage.entryPoint = "main";
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device.CreateComputePipeline(&descriptor);
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}
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}
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// Validate read-write storage textures have not been supported yet.
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// TODO(cwallez@chromium.org): Convert them to SPIRV ASM to remove the dependency on glslang.
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TEST_F(StorageTextureValidationTests, ReadWriteStorageTexture) {
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// Read-write storage textures cannot be declared in a vertex shader by default.
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{
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ASSERT_DEVICE_ERROR(utils::CreateShaderModule(device, utils::SingleShaderStage::Vertex, R"(
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#version 450
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layout(set = 0, binding = 0, rgba8) uniform image2D image0;
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void main() {
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vec4 pixel = imageLoad(image0, ivec2(gl_VertexIndex, 0));
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imageStore(image0, ivec2(gl_VertexIndex, 0), pixel * 2);
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})"));
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}
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// Read-write storage textures cannot be declared in a fragment shader by default.
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{
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ASSERT_DEVICE_ERROR(
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utils::CreateShaderModule(device, utils::SingleShaderStage::Fragment, R"(
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#version 450
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layout(set = 0, binding = 0, rgba8) uniform image2D image0;
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void main() {
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vec4 pixel = imageLoad(image0, ivec2(gl_FragCoord.xy));
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imageStore(image0, ivec2(gl_FragCoord.xy), pixel * 2);
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})"));
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}
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// Read-write storage textures cannot be declared in a compute shader by default.
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{
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ASSERT_DEVICE_ERROR(utils::CreateShaderModule(device, utils::SingleShaderStage::Compute, R"(
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#version 450
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layout(set = 0, binding = 0, rgba8) uniform image2D image0;
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void main() {
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vec4 pixel = imageLoad(image0, ivec2(gl_LocalInvocationID.xy));
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imageStore(image0, ivec2(gl_LocalInvocationID.xy), pixel * 2);
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})"));
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}
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}
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// Test that using read-only storage texture and write-only storage texture in
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// BindGroupLayout is valid, while using read-write storage texture is not allowed now.
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TEST_F(StorageTextureValidationTests, BindGroupLayoutWithStorageTextureBindingType) {
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struct TestSpec {
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wgpu::ShaderStage stage;
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wgpu::StorageTextureAccess type;
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bool valid;
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};
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constexpr std::array<TestSpec, 6> kTestSpecs = {
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{{wgpu::ShaderStage::Vertex, wgpu::StorageTextureAccess::ReadOnly, true},
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{wgpu::ShaderStage::Vertex, wgpu::StorageTextureAccess::WriteOnly, false},
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{wgpu::ShaderStage::Fragment, wgpu::StorageTextureAccess::ReadOnly, true},
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{wgpu::ShaderStage::Fragment, wgpu::StorageTextureAccess::WriteOnly, true},
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{wgpu::ShaderStage::Compute, wgpu::StorageTextureAccess::ReadOnly, true},
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{wgpu::ShaderStage::Compute, wgpu::StorageTextureAccess::WriteOnly, true}}};
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for (const auto& testSpec : kTestSpecs) {
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wgpu::BindGroupLayoutEntry entry = utils::BindingLayoutEntryInitializationHelper(
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0, testSpec.stage, testSpec.type, wgpu::TextureFormat::R32Uint);
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wgpu::BindGroupLayoutDescriptor descriptor;
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descriptor.entryCount = 1;
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descriptor.entries = &entry;
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if (testSpec.valid) {
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device.CreateBindGroupLayout(&descriptor);
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} else {
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ASSERT_DEVICE_ERROR(device.CreateBindGroupLayout(&descriptor));
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}
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}
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}
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// Validate it is an error to declare a read-only or write-only storage texture in shaders with any
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// format that doesn't support TextureUsage::Storage texture usages.
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TEST_F(StorageTextureValidationTests, StorageTextureFormatInShaders) {
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// Not include RGBA8UnormSrgb, BGRA8Unorm, BGRA8UnormSrgb because they are not related to any
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// SPIR-V Image Formats.
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constexpr std::array<wgpu::TextureFormat, 32> kWGPUTextureFormatSupportedAsSPIRVImageFormats = {
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wgpu::TextureFormat::R32Uint, wgpu::TextureFormat::R32Sint,
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wgpu::TextureFormat::R32Float, wgpu::TextureFormat::RGBA8Unorm,
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wgpu::TextureFormat::RGBA8Snorm, wgpu::TextureFormat::RGBA8Uint,
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wgpu::TextureFormat::RGBA8Sint, wgpu::TextureFormat::RG32Uint,
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wgpu::TextureFormat::RG32Sint, wgpu::TextureFormat::RG32Float,
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wgpu::TextureFormat::RGBA16Uint, wgpu::TextureFormat::RGBA16Sint,
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wgpu::TextureFormat::RGBA16Float, wgpu::TextureFormat::RGBA32Uint,
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wgpu::TextureFormat::RGBA32Sint, wgpu::TextureFormat::RGBA32Float,
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wgpu::TextureFormat::R8Unorm, wgpu::TextureFormat::R8Snorm,
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wgpu::TextureFormat::R8Uint, wgpu::TextureFormat::R8Sint,
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wgpu::TextureFormat::R16Uint, wgpu::TextureFormat::R16Sint,
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wgpu::TextureFormat::R16Float, wgpu::TextureFormat::RG8Unorm,
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wgpu::TextureFormat::RG8Snorm, wgpu::TextureFormat::RG8Uint,
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wgpu::TextureFormat::RG8Sint, wgpu::TextureFormat::RG16Uint,
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wgpu::TextureFormat::RG16Sint, wgpu::TextureFormat::RG16Float,
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wgpu::TextureFormat::RGB10A2Unorm, wgpu::TextureFormat::RG11B10Ufloat};
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for (wgpu::StorageTextureAccess storageTextureBindingType : kSupportedStorageTextureAccess) {
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for (wgpu::TextureFormat format : kWGPUTextureFormatSupportedAsSPIRVImageFormats) {
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std::string computeShader =
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CreateComputeShaderWithStorageTexture(storageTextureBindingType, format);
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if (utils::TextureFormatSupportsStorageTexture(format)) {
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utils::CreateShaderModule(device, utils::SingleShaderStage::Compute,
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computeShader.c_str());
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} else {
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ASSERT_DEVICE_ERROR(utils::CreateShaderModule(
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device, utils::SingleShaderStage::Compute, computeShader.c_str()));
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}
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}
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}
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}
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// Verify that declaring a storage texture format that is not supported in WebGPU causes validation
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// error.
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TEST_F(StorageTextureValidationTests, UnsupportedSPIRVStorageTextureFormat) {
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struct TextureFormatInfo {
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const char* name;
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const char* componentTypePrefix;
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};
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constexpr std::array<TextureFormatInfo, 7> kUnsupportedTextureFormats = {{{"rgba16", ""},
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{"rg16", ""},
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{"r16", ""},
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{"rgba16_snorm", ""},
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{"rg16_snorm", ""},
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{"r16_snorm", ""},
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{"rgb10_a2ui", "u"}}};
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for (wgpu::StorageTextureAccess bindingType : kSupportedStorageTextureAccess) {
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for (const TextureFormatInfo& formatInfo : kUnsupportedTextureFormats) {
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std::string computeShader = CreateComputeShaderWithStorageTexture(
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bindingType, formatInfo.name, formatInfo.componentTypePrefix);
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ASSERT_DEVICE_ERROR(utils::CreateShaderModule(device, utils::SingleShaderStage::Compute,
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computeShader.c_str()));
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}
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}
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}
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// Verify that declaring a storage texture dimension that is not supported in WebGPU in shader
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// causes validation error at the creation of PSO. WebGPU doesn't support using cube map texture
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// views and cube map array texture views as storage textures.
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TEST_F(StorageTextureValidationTests, UnsupportedTextureViewDimensionInShader) {
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constexpr std::array<wgpu::TextureViewDimension, 2> kUnsupportedTextureViewDimensions = {
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wgpu::TextureViewDimension::Cube, wgpu::TextureViewDimension::CubeArray};
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constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::R32Float;
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for (wgpu::StorageTextureAccess bindingType : kSupportedStorageTextureAccess) {
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for (wgpu::TextureViewDimension dimension : kUnsupportedTextureViewDimensions) {
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std::string computeShader =
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CreateComputeShaderWithStorageTexture(bindingType, kFormat, dimension);
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wgpu::ShaderModule csModule = utils::CreateShaderModule(
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device, utils::SingleShaderStage::Compute, computeShader.c_str());
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wgpu::ComputePipelineDescriptor computePipelineDescriptor;
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computePipelineDescriptor.computeStage.module = csModule;
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computePipelineDescriptor.computeStage.entryPoint = "main";
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computePipelineDescriptor.layout = nullptr;
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ASSERT_DEVICE_ERROR(device.CreateComputePipeline(&computePipelineDescriptor));
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}
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}
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}
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// Verify that declaring a texture view dimension that is not supported to be used as storage
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// textures in WebGPU in bind group layout causes validation error. WebGPU doesn't support using
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// cube map texture views and cube map array texture views as storage textures.
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TEST_F(StorageTextureValidationTests, UnsupportedTextureViewDimensionInBindGroupLayout) {
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constexpr std::array<wgpu::TextureViewDimension, 2> kUnsupportedTextureViewDimensions = {
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wgpu::TextureViewDimension::Cube, wgpu::TextureViewDimension::CubeArray};
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constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::R32Float;
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for (wgpu::StorageTextureAccess bindingType : kSupportedStorageTextureAccess) {
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for (wgpu::TextureViewDimension dimension : kUnsupportedTextureViewDimensions) {
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ASSERT_DEVICE_ERROR(utils::MakeBindGroupLayout(
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device, {{0, wgpu::ShaderStage::Compute, bindingType, kFormat, dimension}}));
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}
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}
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}
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// Verify when we create and use a bind group layout with storage textures in the creation of
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// render and compute pipeline, the binding type in the bind group layout must match the
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// declaration in the shader.
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TEST_F(StorageTextureValidationTests, BindGroupLayoutEntryTypeMatchesShaderDeclaration) {
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constexpr wgpu::TextureFormat kStorageTextureFormat = wgpu::TextureFormat::R32Float;
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std::initializer_list<utils::BindingLayoutEntryInitializationHelper> kSupportedBindingTypes = {
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{0, wgpu::ShaderStage::Compute, wgpu::BufferBindingType::Uniform},
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{0, wgpu::ShaderStage::Compute, wgpu::BufferBindingType::Storage},
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{0, wgpu::ShaderStage::Compute, wgpu::BufferBindingType::ReadOnlyStorage},
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{0, wgpu::ShaderStage::Compute, wgpu::SamplerBindingType::Filtering},
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{0, wgpu::ShaderStage::Compute, wgpu::TextureSampleType::Float},
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{0, wgpu::ShaderStage::Compute, wgpu::StorageTextureAccess::ReadOnly,
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kStorageTextureFormat},
|
|
{0, wgpu::ShaderStage::Compute, wgpu::StorageTextureAccess::WriteOnly,
|
|
kStorageTextureFormat}};
|
|
|
|
for (wgpu::StorageTextureAccess bindingTypeInShader : kSupportedStorageTextureAccess) {
|
|
// Create the compute shader with the given binding type.
|
|
std::string computeShader =
|
|
CreateComputeShaderWithStorageTexture(bindingTypeInShader, kStorageTextureFormat);
|
|
wgpu::ShaderModule csModule = utils::CreateShaderModule(
|
|
device, utils::SingleShaderStage::Compute, computeShader.c_str());
|
|
|
|
// Set common fields of compute pipeline descriptor.
|
|
wgpu::ComputePipelineDescriptor defaultComputePipelineDescriptor;
|
|
defaultComputePipelineDescriptor.computeStage.module = csModule;
|
|
defaultComputePipelineDescriptor.computeStage.entryPoint = "main";
|
|
|
|
for (utils::BindingLayoutEntryInitializationHelper bindingLayoutEntry :
|
|
kSupportedBindingTypes) {
|
|
wgpu::ComputePipelineDescriptor computePipelineDescriptor =
|
|
defaultComputePipelineDescriptor;
|
|
|
|
// Create bind group layout with different binding types.
|
|
wgpu::BindGroupLayout bindGroupLayout =
|
|
utils::MakeBindGroupLayout(device, {bindingLayoutEntry});
|
|
computePipelineDescriptor.layout =
|
|
utils::MakeBasicPipelineLayout(device, &bindGroupLayout);
|
|
|
|
// The binding type in the bind group layout must the same as the related image object
|
|
// declared in shader.
|
|
if (bindingLayoutEntry.storageTexture.access == bindingTypeInShader) {
|
|
device.CreateComputePipeline(&computePipelineDescriptor);
|
|
} else {
|
|
ASSERT_DEVICE_ERROR(device.CreateComputePipeline(&computePipelineDescriptor));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify it is invalid not to set a valid texture format in a bind group layout when the binding
|
|
// type is read-only or write-only storage texture.
|
|
TEST_F(StorageTextureValidationTests, UndefinedStorageTextureFormatInBindGroupLayout) {
|
|
wgpu::BindGroupLayoutEntry errorBindGroupLayoutEntry;
|
|
errorBindGroupLayoutEntry.binding = 0;
|
|
errorBindGroupLayoutEntry.visibility = wgpu::ShaderStage::Compute;
|
|
errorBindGroupLayoutEntry.storageTexture.format = wgpu::TextureFormat::Undefined;
|
|
|
|
for (wgpu::StorageTextureAccess bindingType : kSupportedStorageTextureAccess) {
|
|
errorBindGroupLayoutEntry.storageTexture.access = bindingType;
|
|
ASSERT_DEVICE_ERROR(utils::MakeBindGroupLayout(device, {errorBindGroupLayoutEntry}));
|
|
}
|
|
}
|
|
|
|
// Verify it is invalid to create a bind group layout with storage textures and an unsupported
|
|
// storage texture format.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureFormatInBindGroupLayout) {
|
|
wgpu::BindGroupLayoutEntry defaultBindGroupLayoutEntry;
|
|
defaultBindGroupLayoutEntry.binding = 0;
|
|
defaultBindGroupLayoutEntry.visibility = wgpu::ShaderStage::Compute;
|
|
|
|
for (wgpu::StorageTextureAccess bindingType : kSupportedStorageTextureAccess) {
|
|
for (wgpu::TextureFormat textureFormat : utils::kAllTextureFormats) {
|
|
wgpu::BindGroupLayoutEntry bindGroupLayoutBinding = defaultBindGroupLayoutEntry;
|
|
bindGroupLayoutBinding.storageTexture.access = bindingType;
|
|
bindGroupLayoutBinding.storageTexture.format = textureFormat;
|
|
if (utils::TextureFormatSupportsStorageTexture(textureFormat)) {
|
|
utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding});
|
|
} else {
|
|
ASSERT_DEVICE_ERROR(utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding}));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify the storage texture format in the bind group layout must match the declaration in shader.
|
|
TEST_F(StorageTextureValidationTests, BindGroupLayoutStorageTextureFormatMatchesShaderDeclaration) {
|
|
for (wgpu::StorageTextureAccess bindingType : kSupportedStorageTextureAccess) {
|
|
for (wgpu::TextureFormat storageTextureFormatInShader : utils::kAllTextureFormats) {
|
|
if (!utils::TextureFormatSupportsStorageTexture(storageTextureFormatInShader)) {
|
|
continue;
|
|
}
|
|
|
|
// Create the compute shader module with the given binding type and storage texture
|
|
// format.
|
|
std::string computeShader =
|
|
CreateComputeShaderWithStorageTexture(bindingType, storageTextureFormatInShader);
|
|
wgpu::ShaderModule csModule = utils::CreateShaderModule(
|
|
device, utils::SingleShaderStage::Compute, computeShader.c_str());
|
|
|
|
// Set common fields of compute pipeline descriptor.
|
|
wgpu::ComputePipelineDescriptor defaultComputePipelineDescriptor;
|
|
defaultComputePipelineDescriptor.computeStage.module = csModule;
|
|
defaultComputePipelineDescriptor.computeStage.entryPoint = "main";
|
|
|
|
// Set common fileds of bind group layout binding.
|
|
utils::BindingLayoutEntryInitializationHelper defaultBindGroupLayoutEntry = {
|
|
0, wgpu::ShaderStage::Compute, bindingType, utils::kAllTextureFormats[0]};
|
|
|
|
for (wgpu::TextureFormat storageTextureFormatInBindGroupLayout :
|
|
utils::kAllTextureFormats) {
|
|
if (!utils::TextureFormatSupportsStorageTexture(
|
|
storageTextureFormatInBindGroupLayout)) {
|
|
continue;
|
|
}
|
|
|
|
// Create the bind group layout with the given storage texture format.
|
|
wgpu::BindGroupLayoutEntry bindGroupLayoutBinding = defaultBindGroupLayoutEntry;
|
|
bindGroupLayoutBinding.storageTexture.format =
|
|
storageTextureFormatInBindGroupLayout;
|
|
wgpu::BindGroupLayout bindGroupLayout =
|
|
utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding});
|
|
|
|
// Create the compute pipeline with the bind group layout.
|
|
wgpu::ComputePipelineDescriptor computePipelineDescriptor =
|
|
defaultComputePipelineDescriptor;
|
|
computePipelineDescriptor.layout =
|
|
utils::MakeBasicPipelineLayout(device, &bindGroupLayout);
|
|
|
|
// The storage texture format in the bind group layout must be the same as the one
|
|
// declared in the shader.
|
|
if (storageTextureFormatInShader == storageTextureFormatInBindGroupLayout) {
|
|
device.CreateComputePipeline(&computePipelineDescriptor);
|
|
} else {
|
|
ASSERT_DEVICE_ERROR(device.CreateComputePipeline(&computePipelineDescriptor));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify the dimension of the bind group layout with storage textures must match the one declared
|
|
// in shader.
|
|
TEST_F(StorageTextureValidationTests, BindGroupLayoutViewDimensionMatchesShaderDeclaration) {
|
|
constexpr std::array<wgpu::TextureViewDimension, 4> kSupportedDimensions = {
|
|
wgpu::TextureViewDimension::e1D, wgpu::TextureViewDimension::e2D,
|
|
wgpu::TextureViewDimension::e2DArray, wgpu::TextureViewDimension::e3D};
|
|
constexpr wgpu::TextureFormat kStorageTextureFormat = wgpu::TextureFormat::R32Float;
|
|
|
|
for (wgpu::StorageTextureAccess bindingType : kSupportedStorageTextureAccess) {
|
|
for (wgpu::TextureViewDimension dimensionInShader : kSupportedDimensions) {
|
|
// Create the compute shader with the given texture view dimension.
|
|
std::string computeShader = CreateComputeShaderWithStorageTexture(
|
|
bindingType, kStorageTextureFormat, dimensionInShader);
|
|
wgpu::ShaderModule csModule = utils::CreateShaderModule(
|
|
device, utils::SingleShaderStage::Compute, computeShader.c_str());
|
|
|
|
// Set common fields of compute pipeline descriptor.
|
|
wgpu::ComputePipelineDescriptor defaultComputePipelineDescriptor;
|
|
defaultComputePipelineDescriptor.computeStage.module = csModule;
|
|
defaultComputePipelineDescriptor.computeStage.entryPoint = "main";
|
|
|
|
// Set common fields of bind group layout binding.
|
|
utils::BindingLayoutEntryInitializationHelper defaultBindGroupLayoutEntry = {
|
|
0, wgpu::ShaderStage::Compute, bindingType, kStorageTextureFormat};
|
|
|
|
for (wgpu::TextureViewDimension dimensionInBindGroupLayout : kSupportedDimensions) {
|
|
// Create the bind group layout with the given texture view dimension.
|
|
wgpu::BindGroupLayoutEntry bindGroupLayoutBinding = defaultBindGroupLayoutEntry;
|
|
bindGroupLayoutBinding.storageTexture.viewDimension = dimensionInBindGroupLayout;
|
|
wgpu::BindGroupLayout bindGroupLayout =
|
|
utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding});
|
|
|
|
// Create the compute pipeline with the bind group layout.
|
|
wgpu::ComputePipelineDescriptor computePipelineDescriptor =
|
|
defaultComputePipelineDescriptor;
|
|
computePipelineDescriptor.layout =
|
|
utils::MakeBasicPipelineLayout(device, &bindGroupLayout);
|
|
|
|
// The texture dimension in the bind group layout must be the same as the one
|
|
// declared in the shader.
|
|
if (dimensionInShader == dimensionInBindGroupLayout) {
|
|
device.CreateComputePipeline(&computePipelineDescriptor);
|
|
} else {
|
|
ASSERT_DEVICE_ERROR(device.CreateComputePipeline(&computePipelineDescriptor));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify that in a bind group layout binding neither read-only nor write-only storage textures
|
|
// are allowed to have dynamic offsets.
|
|
// TODO(dawn:527): No longer be applicable after changes to BindGroupLayoutEntry are complete.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureCannotHaveDynamicOffsets) {
|
|
const std::array<wgpu::BindingType, 2> kSupportedStorageTextureBindingTypes = {
|
|
wgpu::BindingType::ReadonlyStorageTexture, wgpu::BindingType::WriteonlyStorageTexture};
|
|
for (wgpu::BindingType storageBindingType : kSupportedStorageTextureBindingTypes) {
|
|
wgpu::BindGroupLayoutEntry bindGroupLayoutBinding;
|
|
bindGroupLayoutBinding.binding = 0;
|
|
bindGroupLayoutBinding.visibility = wgpu::ShaderStage::Compute;
|
|
bindGroupLayoutBinding.type = storageBindingType;
|
|
bindGroupLayoutBinding.storageTextureFormat = wgpu::TextureFormat::R32Float;
|
|
|
|
bindGroupLayoutBinding.hasDynamicOffset = true;
|
|
ASSERT_DEVICE_ERROR(EXPECT_DEPRECATION_WARNING(
|
|
utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding})));
|
|
}
|
|
}
|
|
|
|
// Verify that only a texture view can be used as a read-only or write-only storage texture in a
|
|
// bind group.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureBindingTypeInBindGroup) {
|
|
constexpr wgpu::TextureFormat kStorageTextureFormat = wgpu::TextureFormat::R32Float;
|
|
for (wgpu::StorageTextureAccess storageBindingType : kSupportedStorageTextureAccess) {
|
|
// Create a bind group layout.
|
|
wgpu::BindGroupLayoutEntry bindGroupLayoutBinding;
|
|
bindGroupLayoutBinding.binding = 0;
|
|
bindGroupLayoutBinding.visibility = wgpu::ShaderStage::Compute;
|
|
bindGroupLayoutBinding.storageTexture.access = storageBindingType;
|
|
bindGroupLayoutBinding.storageTexture.format = kStorageTextureFormat;
|
|
wgpu::BindGroupLayout bindGroupLayout =
|
|
utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding});
|
|
|
|
// Buffers are not allowed to be used as storage textures in a bind group.
|
|
{
|
|
wgpu::BufferDescriptor descriptor;
|
|
descriptor.size = 1024;
|
|
descriptor.usage = wgpu::BufferUsage::Uniform;
|
|
wgpu::Buffer buffer = device.CreateBuffer(&descriptor);
|
|
ASSERT_DEVICE_ERROR(utils::MakeBindGroup(device, bindGroupLayout, {{0, buffer}}));
|
|
}
|
|
|
|
// Samplers are not allowed to be used as storage textures in a bind group.
|
|
{
|
|
wgpu::SamplerDescriptor descriptor = utils::GetDefaultSamplerDescriptor();
|
|
wgpu::Sampler sampler = device.CreateSampler(&descriptor);
|
|
ASSERT_DEVICE_ERROR(utils::MakeBindGroup(device, bindGroupLayout, {{0, sampler}}));
|
|
}
|
|
|
|
// Texture views are allowed to be used as storage textures in a bind group.
|
|
{
|
|
wgpu::TextureView textureView =
|
|
CreateTexture(wgpu::TextureUsage::Storage, kStorageTextureFormat).CreateView();
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, textureView}});
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify that a texture used as read-only or write-only storage texture in a bind group must be
|
|
// created with the texture usage wgpu::TextureUsage::STORAGE.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureUsageInBindGroup) {
|
|
constexpr wgpu::TextureFormat kStorageTextureFormat = wgpu::TextureFormat::R32Float;
|
|
constexpr std::array<wgpu::TextureUsage, 6> kTextureUsages = {
|
|
wgpu::TextureUsage::CopySrc, wgpu::TextureUsage::CopyDst,
|
|
wgpu::TextureUsage::Sampled, wgpu::TextureUsage::Storage,
|
|
wgpu::TextureUsage::RenderAttachment, wgpu::TextureUsage::Present};
|
|
|
|
for (wgpu::StorageTextureAccess storageBindingType : kSupportedStorageTextureAccess) {
|
|
// Create a bind group layout.
|
|
wgpu::BindGroupLayoutEntry bindGroupLayoutBinding;
|
|
bindGroupLayoutBinding.binding = 0;
|
|
bindGroupLayoutBinding.visibility = wgpu::ShaderStage::Compute;
|
|
bindGroupLayoutBinding.storageTexture.access = storageBindingType;
|
|
bindGroupLayoutBinding.storageTexture.format = wgpu::TextureFormat::R32Float;
|
|
wgpu::BindGroupLayout bindGroupLayout =
|
|
utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding});
|
|
|
|
for (wgpu::TextureUsage usage : kTextureUsages) {
|
|
// Create texture views with different texture usages
|
|
wgpu::TextureView textureView =
|
|
CreateTexture(usage, kStorageTextureFormat).CreateView();
|
|
|
|
// Verify that the texture used as storage texture must be created with the texture
|
|
// usage wgpu::TextureUsage::STORAGE.
|
|
if (usage & wgpu::TextureUsage::Storage) {
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, textureView}});
|
|
} else {
|
|
ASSERT_DEVICE_ERROR(
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, textureView}}));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify that the format of a texture used as read-only or write-only storage texture in a bind
|
|
// group must match the corresponding bind group binding.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureFormatInBindGroup) {
|
|
for (wgpu::StorageTextureAccess storageBindingType : kSupportedStorageTextureAccess) {
|
|
wgpu::BindGroupLayoutEntry defaultBindGroupLayoutEntry;
|
|
defaultBindGroupLayoutEntry.binding = 0;
|
|
defaultBindGroupLayoutEntry.visibility = wgpu::ShaderStage::Compute;
|
|
defaultBindGroupLayoutEntry.storageTexture.access = storageBindingType;
|
|
|
|
for (wgpu::TextureFormat formatInBindGroupLayout : utils::kAllTextureFormats) {
|
|
if (!utils::TextureFormatSupportsStorageTexture(formatInBindGroupLayout)) {
|
|
continue;
|
|
}
|
|
|
|
// Create a bind group layout with given storage texture format.
|
|
wgpu::BindGroupLayoutEntry bindGroupLayoutBinding = defaultBindGroupLayoutEntry;
|
|
bindGroupLayoutBinding.storageTexture.format = formatInBindGroupLayout;
|
|
wgpu::BindGroupLayout bindGroupLayout =
|
|
utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding});
|
|
|
|
for (wgpu::TextureFormat textureViewFormat : utils::kAllTextureFormats) {
|
|
if (!utils::TextureFormatSupportsStorageTexture(textureViewFormat)) {
|
|
continue;
|
|
}
|
|
|
|
// Create texture views with different texture formats.
|
|
wgpu::TextureView storageTextureView =
|
|
CreateTexture(wgpu::TextureUsage::Storage, textureViewFormat).CreateView();
|
|
|
|
// Verify that the format of the texture view used as storage texture in a bind
|
|
// group must match the storage texture format declaration in the bind group layout.
|
|
if (textureViewFormat == formatInBindGroupLayout) {
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, storageTextureView}});
|
|
} else {
|
|
ASSERT_DEVICE_ERROR(
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, storageTextureView}}));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify that the dimension of a texture view used as read-only or write-only storage texture in a
|
|
// bind group must match the corresponding bind group binding.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureViewDimensionInBindGroup) {
|
|
constexpr wgpu::TextureFormat kStorageTextureFormat = wgpu::TextureFormat::R32Float;
|
|
constexpr uint32_t kArrayLayerCount = 6u;
|
|
|
|
// Currently we only support creating 2D-compatible texture view dimensions.
|
|
// TODO(jiawei.shao@intel.com): test the use of 1D and 3D texture view dimensions when they are
|
|
// supported in Dawn.
|
|
constexpr std::array<wgpu::TextureViewDimension, 2> kSupportedDimensions = {
|
|
wgpu::TextureViewDimension::e2D, wgpu::TextureViewDimension::e2DArray};
|
|
|
|
wgpu::Texture texture =
|
|
CreateTexture(wgpu::TextureUsage::Storage, kStorageTextureFormat, 1, kArrayLayerCount);
|
|
|
|
wgpu::TextureViewDescriptor kDefaultTextureViewDescriptor;
|
|
kDefaultTextureViewDescriptor.format = kStorageTextureFormat;
|
|
kDefaultTextureViewDescriptor.baseMipLevel = 0;
|
|
kDefaultTextureViewDescriptor.mipLevelCount = 1;
|
|
kDefaultTextureViewDescriptor.baseArrayLayer = 0;
|
|
kDefaultTextureViewDescriptor.arrayLayerCount = 1u;
|
|
|
|
for (wgpu::StorageTextureAccess storageBindingType : kSupportedStorageTextureAccess) {
|
|
wgpu::BindGroupLayoutEntry defaultBindGroupLayoutEntry;
|
|
defaultBindGroupLayoutEntry.binding = 0;
|
|
defaultBindGroupLayoutEntry.visibility = wgpu::ShaderStage::Compute;
|
|
defaultBindGroupLayoutEntry.storageTexture.access = storageBindingType;
|
|
defaultBindGroupLayoutEntry.storageTexture.format = kStorageTextureFormat;
|
|
|
|
for (wgpu::TextureViewDimension dimensionInBindGroupLayout : kSupportedDimensions) {
|
|
// Create a bind group layout with given texture view dimension.
|
|
wgpu::BindGroupLayoutEntry bindGroupLayoutBinding = defaultBindGroupLayoutEntry;
|
|
bindGroupLayoutBinding.storageTexture.viewDimension = dimensionInBindGroupLayout;
|
|
wgpu::BindGroupLayout bindGroupLayout =
|
|
utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding});
|
|
|
|
for (wgpu::TextureViewDimension dimensionOfTextureView : kSupportedDimensions) {
|
|
// Create a texture view with given texture view dimension.
|
|
wgpu::TextureViewDescriptor textureViewDescriptor = kDefaultTextureViewDescriptor;
|
|
textureViewDescriptor.dimension = dimensionOfTextureView;
|
|
wgpu::TextureView storageTextureView = texture.CreateView(&textureViewDescriptor);
|
|
|
|
// Verify that the dimension of the texture view used as storage texture in a bind
|
|
// group must match the texture view dimension declaration in the bind group layout.
|
|
if (dimensionInBindGroupLayout == dimensionOfTextureView) {
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, storageTextureView}});
|
|
} else {
|
|
ASSERT_DEVICE_ERROR(
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, storageTextureView}}));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify multisampled storage textures cannot be supported now.
|
|
TEST_F(StorageTextureValidationTests, MultisampledStorageTexture) {
|
|
for (wgpu::StorageTextureAccess bindingType : kSupportedStorageTextureAccess) {
|
|
std::string computeShader =
|
|
CreateComputeShaderWithStorageTexture(bindingType, "rgba8", "", "image2DMS");
|
|
ASSERT_DEVICE_ERROR(utils::CreateShaderModule(device, utils::SingleShaderStage::Compute,
|
|
computeShader.c_str()));
|
|
}
|
|
}
|
|
|
|
// Verify it is valid to use a texture as either read-only storage texture or write-only storage
|
|
// texture in a render pass.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureInRenderPass) {
|
|
constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::RGBA8Unorm;
|
|
wgpu::Texture storageTexture = CreateTexture(wgpu::TextureUsage::Storage, kFormat);
|
|
|
|
wgpu::Texture outputAttachment = CreateTexture(wgpu::TextureUsage::RenderAttachment, kFormat);
|
|
utils::ComboRenderPassDescriptor renderPassDescriptor({outputAttachment.CreateView()});
|
|
|
|
for (wgpu::StorageTextureAccess storageTextureType : kSupportedStorageTextureAccess) {
|
|
// Create a bind group that contains a storage texture.
|
|
wgpu::BindGroupLayout bindGroupLayout = utils::MakeBindGroupLayout(
|
|
device, {{0, wgpu::ShaderStage::Fragment, storageTextureType, kFormat}});
|
|
|
|
wgpu::BindGroup bindGroupWithStorageTexture =
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, storageTexture.CreateView()}});
|
|
|
|
// It is valid to use a texture as read-only or write-only storage texture in the render
|
|
// pass.
|
|
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
|
|
wgpu::RenderPassEncoder renderPassEncoder = encoder.BeginRenderPass(&renderPassDescriptor);
|
|
renderPassEncoder.SetBindGroup(0, bindGroupWithStorageTexture);
|
|
renderPassEncoder.EndPass();
|
|
encoder.Finish();
|
|
}
|
|
}
|
|
|
|
// Verify it is valid to use a a texture as both read-only storage texture and sampled texture in
|
|
// one render pass, while it is invalid to use a texture as both write-only storage texture and
|
|
// sampled texture in one render pass.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureAndSampledTextureInOneRenderPass) {
|
|
constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::RGBA8Unorm;
|
|
wgpu::Texture storageTexture =
|
|
CreateTexture(wgpu::TextureUsage::Storage | wgpu::TextureUsage::Sampled, kFormat);
|
|
|
|
wgpu::Texture outputAttachment = CreateTexture(wgpu::TextureUsage::RenderAttachment, kFormat);
|
|
utils::ComboRenderPassDescriptor renderPassDescriptor({outputAttachment.CreateView()});
|
|
|
|
// Create a bind group that contains a storage texture and a sampled texture.
|
|
for (wgpu::StorageTextureAccess storageTextureType : kSupportedStorageTextureAccess) {
|
|
// Create a bind group that binds the same texture as both storage texture and sampled
|
|
// texture.
|
|
wgpu::BindGroupLayout bindGroupLayout = utils::MakeBindGroupLayout(
|
|
device, {{0, wgpu::ShaderStage::Fragment, storageTextureType, kFormat},
|
|
{1, wgpu::ShaderStage::Fragment, wgpu::TextureSampleType::Float}});
|
|
wgpu::BindGroup bindGroup = utils::MakeBindGroup(
|
|
device, bindGroupLayout,
|
|
{{0, storageTexture.CreateView()}, {1, storageTexture.CreateView()}});
|
|
|
|
// It is valid to use a a texture as both read-only storage texture and sampled texture in
|
|
// one render pass, while it is invalid to use a texture as both write-only storage
|
|
// texture an sampled texture in one render pass.
|
|
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
|
|
wgpu::RenderPassEncoder renderPassEncoder = encoder.BeginRenderPass(&renderPassDescriptor);
|
|
renderPassEncoder.SetBindGroup(0, bindGroup);
|
|
renderPassEncoder.EndPass();
|
|
switch (storageTextureType) {
|
|
case wgpu::StorageTextureAccess::ReadOnly:
|
|
encoder.Finish();
|
|
break;
|
|
case wgpu::StorageTextureAccess::WriteOnly:
|
|
ASSERT_DEVICE_ERROR(encoder.Finish());
|
|
break;
|
|
default:
|
|
UNREACHABLE();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Verify it is invalid to use a a texture as both storage texture (either read-only or write-only)
|
|
// and output attachment in one render pass.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureAndRenderAttachmentInOneRenderPass) {
|
|
constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::RGBA8Unorm;
|
|
wgpu::Texture storageTexture =
|
|
CreateTexture(wgpu::TextureUsage::Storage | wgpu::TextureUsage::RenderAttachment, kFormat);
|
|
utils::ComboRenderPassDescriptor renderPassDescriptor({storageTexture.CreateView()});
|
|
|
|
for (wgpu::StorageTextureAccess storageTextureType : kSupportedStorageTextureAccess) {
|
|
// Create a bind group that contains a storage texture.
|
|
wgpu::BindGroupLayout bindGroupLayout = utils::MakeBindGroupLayout(
|
|
device, {{0, wgpu::ShaderStage::Fragment, storageTextureType, kFormat}});
|
|
wgpu::BindGroup bindGroupWithStorageTexture =
|
|
utils::MakeBindGroup(device, bindGroupLayout, {{0, storageTexture.CreateView()}});
|
|
|
|
// It is invalid to use a texture as both storage texture and output attachment in one
|
|
// render pass.
|
|
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
|
|
wgpu::RenderPassEncoder renderPassEncoder = encoder.BeginRenderPass(&renderPassDescriptor);
|
|
renderPassEncoder.SetBindGroup(0, bindGroupWithStorageTexture);
|
|
renderPassEncoder.EndPass();
|
|
ASSERT_DEVICE_ERROR(encoder.Finish());
|
|
}
|
|
}
|
|
|
|
// Verify it is invalid to use a a texture as both read-only storage texture and write-only storage
|
|
// texture in one render pass.
|
|
TEST_F(StorageTextureValidationTests, ReadOnlyAndWriteOnlyStorageTextureInOneRenderPass) {
|
|
constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::RGBA8Unorm;
|
|
wgpu::Texture storageTexture = CreateTexture(wgpu::TextureUsage::Storage, kFormat);
|
|
|
|
// Create a bind group that uses the same texture as both read-only and write-only storage
|
|
// texture.
|
|
wgpu::BindGroupLayout bindGroupLayout = utils::MakeBindGroupLayout(
|
|
device, {{0, wgpu::ShaderStage::Fragment, wgpu::StorageTextureAccess::ReadOnly, kFormat},
|
|
{1, wgpu::ShaderStage::Fragment, wgpu::StorageTextureAccess::WriteOnly, kFormat}});
|
|
wgpu::BindGroup bindGroup =
|
|
utils::MakeBindGroup(device, bindGroupLayout,
|
|
{{0, storageTexture.CreateView()}, {1, storageTexture.CreateView()}});
|
|
|
|
// It is invalid to use a texture as both read-only storage texture and write-only storage
|
|
// texture in one render pass.
|
|
wgpu::Texture outputAttachment = CreateTexture(wgpu::TextureUsage::RenderAttachment, kFormat);
|
|
utils::ComboRenderPassDescriptor renderPassDescriptor({outputAttachment.CreateView()});
|
|
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
|
|
wgpu::RenderPassEncoder renderPassEncoder = encoder.BeginRenderPass(&renderPassDescriptor);
|
|
renderPassEncoder.SetBindGroup(0, bindGroup);
|
|
renderPassEncoder.EndPass();
|
|
ASSERT_DEVICE_ERROR(encoder.Finish());
|
|
}
|
|
|
|
// Verify it is valid to use a texture as both storage texture (read-only or write-only) and
|
|
// sampled texture in one compute pass.
|
|
TEST_F(StorageTextureValidationTests, StorageTextureAndSampledTextureInOneComputePass) {
|
|
constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::RGBA8Unorm;
|
|
wgpu::Texture storageTexture =
|
|
CreateTexture(wgpu::TextureUsage::Storage | wgpu::TextureUsage::Sampled, kFormat);
|
|
|
|
for (wgpu::StorageTextureAccess storageTextureType : kSupportedStorageTextureAccess) {
|
|
// Create a bind group that binds the same texture as both storage texture and sampled
|
|
// texture.
|
|
wgpu::BindGroupLayout bindGroupLayout = utils::MakeBindGroupLayout(
|
|
device, {{0, wgpu::ShaderStage::Compute, storageTextureType, kFormat},
|
|
{1, wgpu::ShaderStage::Compute, wgpu::TextureSampleType::Float}});
|
|
wgpu::BindGroup bindGroup = utils::MakeBindGroup(
|
|
device, bindGroupLayout,
|
|
{{0, storageTexture.CreateView()}, {1, storageTexture.CreateView()}});
|
|
|
|
// It is valid to use a a texture as both storage texture (read-only or write-only) and
|
|
// sampled texture in one compute pass.
|
|
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
|
|
wgpu::ComputePassEncoder computePassEncoder = encoder.BeginComputePass();
|
|
computePassEncoder.SetBindGroup(0, bindGroup);
|
|
computePassEncoder.EndPass();
|
|
encoder.Finish();
|
|
}
|
|
}
|
|
|
|
// Verify it is valid to use a texture as both read-only storage texture and write-only storage
|
|
// texture in one compute pass.
|
|
TEST_F(StorageTextureValidationTests, ReadOnlyAndWriteOnlyStorageTextureInOneComputePass) {
|
|
constexpr wgpu::TextureFormat kFormat = wgpu::TextureFormat::RGBA8Unorm;
|
|
wgpu::Texture storageTexture = CreateTexture(wgpu::TextureUsage::Storage, kFormat);
|
|
|
|
// Create a bind group that uses the same texture as both read-only and write-only storage
|
|
// texture.
|
|
wgpu::BindGroupLayout bindGroupLayout = utils::MakeBindGroupLayout(
|
|
device, {{0, wgpu::ShaderStage::Compute, wgpu::StorageTextureAccess::ReadOnly, kFormat},
|
|
{1, wgpu::ShaderStage::Compute, wgpu::StorageTextureAccess::WriteOnly, kFormat}});
|
|
wgpu::BindGroup bindGroup =
|
|
utils::MakeBindGroup(device, bindGroupLayout,
|
|
{{0, storageTexture.CreateView()}, {1, storageTexture.CreateView()}});
|
|
|
|
// It is valid to use a texture as both read-only storage texture and write-only storage
|
|
// texture in one compute pass.
|
|
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
|
|
wgpu::ComputePassEncoder computePassEncoder = encoder.BeginComputePass();
|
|
computePassEncoder.SetBindGroup(0, bindGroup);
|
|
computePassEncoder.EndPass();
|
|
encoder.Finish();
|
|
}
|