| // Copyright 2019 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include <vector> |
| |
| #include "dawn/tests/unittests/validation/ValidationTest.h" |
| |
| #include "dawn/utils/ComboRenderPipelineDescriptor.h" |
| #include "dawn/utils/WGPUHelpers.h" |
| |
| namespace dawn { |
| namespace { |
| |
| using testing::Not; |
| |
| // These tests works assuming Dawn Native's object deduplication. Comparing the pointer is |
| // exploiting an implementation detail of Dawn Native. |
| class ObjectCachingTest : public ValidationTest { |
| void SetUp() override { |
| ValidationTest::SetUp(); |
| DAWN_SKIP_TEST_IF(UsesWire()); |
| } |
| }; |
| |
| // Test that BindGroupLayouts are correctly deduplicated. |
| TEST_F(ObjectCachingTest, BindGroupLayoutDeduplication) { |
| wgpu::BindGroupLayout bgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::BufferBindingType::Uniform}}); |
| wgpu::BindGroupLayout sameBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::BufferBindingType::Uniform}}); |
| wgpu::BindGroupLayout otherBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Vertex, wgpu::BufferBindingType::Uniform}}); |
| |
| EXPECT_THAT(bgl, Not(BindGroupLayoutEq(otherBgl))); |
| EXPECT_THAT(bgl, BindGroupLayoutEq(sameBgl)); |
| } |
| |
| // Test that two similar bind group layouts won't refer to the same one if they differ by dynamic. |
| TEST_F(ObjectCachingTest, BindGroupLayoutDynamic) { |
| wgpu::BindGroupLayout bgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::BufferBindingType::Uniform, true}}); |
| wgpu::BindGroupLayout sameBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::BufferBindingType::Uniform, true}}); |
| wgpu::BindGroupLayout otherBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::BufferBindingType::Uniform, false}}); |
| |
| EXPECT_THAT(bgl, Not(BindGroupLayoutEq(otherBgl))); |
| EXPECT_THAT(bgl, BindGroupLayoutEq(sameBgl)); |
| } |
| |
| // Test that two similar bind group layouts won't refer to the same one if they differ by min size. |
| TEST_F(ObjectCachingTest, BindGroupLayoutMinBufferSize) { |
| wgpu::BindGroupLayout bgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Compute, wgpu::BufferBindingType::Uniform, false, 0}}); |
| wgpu::BindGroupLayout sameBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Compute, wgpu::BufferBindingType::Uniform, false, 0}}); |
| wgpu::BindGroupLayout otherBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Compute, wgpu::BufferBindingType::Uniform, false, 4}}); |
| |
| EXPECT_THAT(bgl, Not(BindGroupLayoutEq(otherBgl))); |
| EXPECT_THAT(bgl, BindGroupLayoutEq(sameBgl)); |
| } |
| |
| // Test that two similar bind group layouts won't refer to the same one if they differ by |
| // textureComponentType |
| TEST_F(ObjectCachingTest, BindGroupLayoutTextureComponentType) { |
| wgpu::BindGroupLayout bgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::TextureSampleType::Float}}); |
| wgpu::BindGroupLayout sameBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::TextureSampleType::Float}}); |
| wgpu::BindGroupLayout otherBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::TextureSampleType::Uint}}); |
| |
| EXPECT_THAT(bgl, Not(BindGroupLayoutEq(otherBgl))); |
| EXPECT_THAT(bgl, BindGroupLayoutEq(sameBgl)); |
| } |
| |
| // Test that two similar bind group layouts won't refer to the same one if they differ by |
| // viewDimension |
| TEST_F(ObjectCachingTest, BindGroupLayoutViewDimension) { |
| wgpu::BindGroupLayout bgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::TextureSampleType::Float}}); |
| wgpu::BindGroupLayout sameBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::TextureSampleType::Float}}); |
| wgpu::BindGroupLayout otherBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::TextureSampleType::Float, |
| wgpu::TextureViewDimension::e2DArray}}); |
| |
| EXPECT_THAT(bgl, Not(BindGroupLayoutEq(otherBgl))); |
| EXPECT_THAT(bgl, BindGroupLayoutEq(sameBgl)); |
| } |
| |
| // Test that PipelineLayouts are correctly deduplicated. |
| TEST_F(ObjectCachingTest, PipelineLayoutDeduplication) { |
| wgpu::BindGroupLayout bgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::BufferBindingType::Uniform}}); |
| wgpu::BindGroupLayout otherBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Vertex, wgpu::BufferBindingType::Uniform}}); |
| |
| wgpu::PipelineLayout pl = utils::MakeBasicPipelineLayout(device, &bgl); |
| wgpu::PipelineLayout samePl = utils::MakeBasicPipelineLayout(device, &bgl); |
| wgpu::PipelineLayout otherPl1 = utils::MakeBasicPipelineLayout(device, nullptr); |
| wgpu::PipelineLayout otherPl2 = utils::MakeBasicPipelineLayout(device, &otherBgl); |
| |
| EXPECT_NE(pl.Get(), otherPl1.Get()); |
| EXPECT_NE(pl.Get(), otherPl2.Get()); |
| EXPECT_EQ(pl.Get(), samePl.Get()); |
| } |
| |
| // Test that ShaderModules are correctly deduplicated. |
| TEST_F(ObjectCachingTest, ShaderModuleDeduplication) { |
| wgpu::ShaderModule module = utils::CreateShaderModule(device, R"( |
| @fragment fn main() -> @location(0) vec4f { |
| return vec4f(0.0, 1.0, 0.0, 1.0); |
| })"); |
| wgpu::ShaderModule sameModule = utils::CreateShaderModule(device, R"( |
| @fragment fn main() -> @location(0) vec4f { |
| return vec4f(0.0, 1.0, 0.0, 1.0); |
| })"); |
| wgpu::ShaderModule otherModule = utils::CreateShaderModule(device, R"( |
| @fragment fn main() -> @location(0) vec4f { |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| })"); |
| |
| EXPECT_NE(module.Get(), otherModule.Get()); |
| EXPECT_EQ(module.Get(), sameModule.Get()); |
| } |
| |
| // Test that ComputePipeline are correctly deduplicated wrt. their ShaderModule |
| TEST_F(ObjectCachingTest, ComputePipelineDeduplicationOnShaderModule) { |
| wgpu::ShaderModule module = utils::CreateShaderModule(device, R"( |
| var<workgroup> i : u32; |
| @compute @workgroup_size(1) fn main() { |
| i = 0u; |
| })"); |
| wgpu::ShaderModule sameModule = utils::CreateShaderModule(device, R"( |
| var<workgroup> i : u32; |
| @compute @workgroup_size(1) fn main() { |
| i = 0u; |
| })"); |
| wgpu::ShaderModule otherModule = utils::CreateShaderModule(device, R"( |
| @compute @workgroup_size(1) fn main() { |
| })"); |
| |
| EXPECT_NE(module.Get(), otherModule.Get()); |
| EXPECT_EQ(module.Get(), sameModule.Get()); |
| |
| wgpu::PipelineLayout layout = utils::MakeBasicPipelineLayout(device, nullptr); |
| |
| wgpu::ComputePipelineDescriptor desc; |
| desc.compute.entryPoint = "main"; |
| desc.layout = layout; |
| |
| desc.compute.module = module; |
| wgpu::ComputePipeline pipeline = device.CreateComputePipeline(&desc); |
| |
| desc.compute.module = sameModule; |
| wgpu::ComputePipeline samePipeline = device.CreateComputePipeline(&desc); |
| |
| desc.compute.module = otherModule; |
| wgpu::ComputePipeline otherPipeline = device.CreateComputePipeline(&desc); |
| |
| EXPECT_NE(pipeline.Get(), otherPipeline.Get()); |
| EXPECT_EQ(pipeline.Get(), samePipeline.Get()); |
| } |
| |
| // Test that ComputePipeline are correctly deduplicated wrt. their constants override values |
| TEST_F(ObjectCachingTest, ComputePipelineDeduplicationOnOverrides) { |
| wgpu::ShaderModule module = utils::CreateShaderModule(device, R"( |
| override x: u32 = 1u; |
| var<workgroup> i : u32; |
| @compute @workgroup_size(x) fn main() { |
| i = 0u; |
| })"); |
| |
| wgpu::PipelineLayout layout = utils::MakeBasicPipelineLayout(device, nullptr); |
| |
| wgpu::ComputePipelineDescriptor desc; |
| desc.compute.entryPoint = "main"; |
| desc.layout = layout; |
| desc.compute.module = module; |
| |
| std::vector<wgpu::ConstantEntry> constants{{nullptr, "x", 16}}; |
| desc.compute.constantCount = constants.size(); |
| desc.compute.constants = constants.data(); |
| wgpu::ComputePipeline pipeline = device.CreateComputePipeline(&desc); |
| |
| std::vector<wgpu::ConstantEntry> sameConstants{{nullptr, "x", 16}}; |
| desc.compute.constantCount = sameConstants.size(); |
| desc.compute.constants = sameConstants.data(); |
| wgpu::ComputePipeline samePipeline = device.CreateComputePipeline(&desc); |
| |
| desc.compute.constantCount = 0; |
| desc.compute.constants = nullptr; |
| wgpu::ComputePipeline otherPipeline1 = device.CreateComputePipeline(&desc); |
| |
| std::vector<wgpu::ConstantEntry> otherConstants{{nullptr, "x", 4}}; |
| desc.compute.constantCount = otherConstants.size(); |
| desc.compute.constants = otherConstants.data(); |
| wgpu::ComputePipeline otherPipeline2 = device.CreateComputePipeline(&desc); |
| |
| EXPECT_NE(pipeline.Get(), otherPipeline1.Get()); |
| EXPECT_NE(pipeline.Get(), otherPipeline2.Get()); |
| EXPECT_EQ(pipeline.Get(), samePipeline.Get()); |
| } |
| |
| // Test that ComputePipeline are correctly deduplicated wrt. their layout |
| TEST_F(ObjectCachingTest, ComputePipelineDeduplicationOnLayout) { |
| wgpu::BindGroupLayout bgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::BufferBindingType::Uniform}}); |
| wgpu::BindGroupLayout otherBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Vertex, wgpu::BufferBindingType::Uniform}}); |
| |
| wgpu::PipelineLayout pl = utils::MakeBasicPipelineLayout(device, &bgl); |
| wgpu::PipelineLayout samePl = utils::MakeBasicPipelineLayout(device, &bgl); |
| wgpu::PipelineLayout otherPl = utils::MakeBasicPipelineLayout(device, nullptr); |
| |
| EXPECT_NE(pl.Get(), otherPl.Get()); |
| EXPECT_EQ(pl.Get(), samePl.Get()); |
| |
| wgpu::ComputePipelineDescriptor desc; |
| desc.compute.entryPoint = "main"; |
| desc.compute.module = utils::CreateShaderModule(device, R"( |
| var<workgroup> i : u32; |
| @compute @workgroup_size(1) fn main() { |
| i = 0u; |
| })"); |
| |
| desc.layout = pl; |
| wgpu::ComputePipeline pipeline = device.CreateComputePipeline(&desc); |
| |
| desc.layout = samePl; |
| wgpu::ComputePipeline samePipeline = device.CreateComputePipeline(&desc); |
| |
| desc.layout = otherPl; |
| wgpu::ComputePipeline otherPipeline = device.CreateComputePipeline(&desc); |
| |
| EXPECT_NE(pipeline.Get(), otherPipeline.Get()); |
| EXPECT_EQ(pipeline.Get(), samePipeline.Get()); |
| } |
| |
| // Test that RenderPipelines are correctly deduplicated wrt. their layout |
| TEST_F(ObjectCachingTest, RenderPipelineDeduplicationOnLayout) { |
| wgpu::BindGroupLayout bgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Fragment, wgpu::BufferBindingType::Uniform}}); |
| wgpu::BindGroupLayout otherBgl = utils::MakeBindGroupLayout( |
| device, {{1, wgpu::ShaderStage::Vertex, wgpu::BufferBindingType::Uniform}}); |
| |
| wgpu::PipelineLayout pl = utils::MakeBasicPipelineLayout(device, &bgl); |
| wgpu::PipelineLayout samePl = utils::MakeBasicPipelineLayout(device, &bgl); |
| wgpu::PipelineLayout otherPl = utils::MakeBasicPipelineLayout(device, nullptr); |
| |
| EXPECT_NE(pl.Get(), otherPl.Get()); |
| EXPECT_EQ(pl.Get(), samePl.Get()); |
| |
| utils::ComboRenderPipelineDescriptor desc; |
| desc.cTargets[0].writeMask = wgpu::ColorWriteMask::None; |
| desc.vertex.module = utils::CreateShaderModule(device, R"( |
| @vertex fn main() -> @builtin(position) vec4f { |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| })"); |
| desc.cFragment.module = utils::CreateShaderModule(device, R"( |
| @fragment fn main() { |
| })"); |
| |
| desc.layout = pl; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&desc); |
| |
| desc.layout = samePl; |
| wgpu::RenderPipeline samePipeline = device.CreateRenderPipeline(&desc); |
| |
| desc.layout = otherPl; |
| wgpu::RenderPipeline otherPipeline = device.CreateRenderPipeline(&desc); |
| |
| EXPECT_NE(pipeline.Get(), otherPipeline.Get()); |
| EXPECT_EQ(pipeline.Get(), samePipeline.Get()); |
| } |
| |
| // Test that RenderPipelines are correctly deduplicated wrt. their vertex module |
| TEST_F(ObjectCachingTest, RenderPipelineDeduplicationOnVertexModule) { |
| wgpu::ShaderModule module = utils::CreateShaderModule(device, R"( |
| @vertex fn main() -> @builtin(position) vec4f { |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| })"); |
| wgpu::ShaderModule sameModule = utils::CreateShaderModule(device, R"( |
| @vertex fn main() -> @builtin(position) vec4f { |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| })"); |
| wgpu::ShaderModule otherModule = utils::CreateShaderModule(device, R"( |
| @vertex fn main() -> @builtin(position) vec4f { |
| return vec4f(1.0, 1.0, 1.0, 1.0); |
| })"); |
| |
| EXPECT_NE(module.Get(), otherModule.Get()); |
| EXPECT_EQ(module.Get(), sameModule.Get()); |
| |
| utils::ComboRenderPipelineDescriptor desc; |
| desc.cTargets[0].writeMask = wgpu::ColorWriteMask::None; |
| desc.cFragment.module = utils::CreateShaderModule(device, R"( |
| @fragment fn main() { |
| })"); |
| |
| desc.vertex.module = module; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&desc); |
| |
| desc.vertex.module = sameModule; |
| wgpu::RenderPipeline samePipeline = device.CreateRenderPipeline(&desc); |
| |
| desc.vertex.module = otherModule; |
| wgpu::RenderPipeline otherPipeline = device.CreateRenderPipeline(&desc); |
| |
| EXPECT_NE(pipeline.Get(), otherPipeline.Get()); |
| EXPECT_EQ(pipeline.Get(), samePipeline.Get()); |
| } |
| |
| // Test that RenderPipelines are correctly deduplicated wrt. their fragment module |
| TEST_F(ObjectCachingTest, RenderPipelineDeduplicationOnFragmentModule) { |
| wgpu::ShaderModule module = utils::CreateShaderModule(device, R"( |
| @fragment fn main() { |
| })"); |
| wgpu::ShaderModule sameModule = utils::CreateShaderModule(device, R"( |
| @fragment fn main() { |
| })"); |
| wgpu::ShaderModule otherModule = utils::CreateShaderModule(device, R"( |
| @fragment fn main() -> @location(0) vec4f { |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| })"); |
| |
| EXPECT_NE(module.Get(), otherModule.Get()); |
| EXPECT_EQ(module.Get(), sameModule.Get()); |
| |
| utils::ComboRenderPipelineDescriptor desc; |
| desc.vertex.module = utils::CreateShaderModule(device, R"( |
| @vertex fn main() -> @builtin(position) vec4f { |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| })"); |
| |
| desc.cFragment.module = module; |
| desc.cTargets[0].writeMask = wgpu::ColorWriteMask::None; |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&desc); |
| |
| desc.cFragment.module = sameModule; |
| wgpu::RenderPipeline samePipeline = device.CreateRenderPipeline(&desc); |
| |
| desc.cFragment.module = otherModule; |
| wgpu::RenderPipeline otherPipeline = device.CreateRenderPipeline(&desc); |
| |
| EXPECT_NE(pipeline.Get(), otherPipeline.Get()); |
| EXPECT_EQ(pipeline.Get(), samePipeline.Get()); |
| } |
| |
| // Test that Renderpipelines are correctly deduplicated wrt. their constants override values |
| TEST_F(ObjectCachingTest, RenderPipelineDeduplicationOnOverrides) { |
| wgpu::ShaderModule module = utils::CreateShaderModule(device, R"( |
| override a: f32 = 1.0; |
| @vertex fn vertexMain() -> @builtin(position) vec4f { |
| return vec4f(0.0, 0.0, 0.0, 0.0); |
| } |
| @fragment fn fragmentMain() -> @location(0) vec4f { |
| return vec4f(0.0, 0.0, 0.0, a); |
| })"); |
| |
| utils::ComboRenderPipelineDescriptor desc; |
| desc.vertex.module = module; |
| desc.vertex.entryPoint = "vertexMain"; |
| desc.cFragment.module = module; |
| desc.cFragment.entryPoint = "fragmentMain"; |
| desc.cTargets[0].writeMask = wgpu::ColorWriteMask::None; |
| |
| std::vector<wgpu::ConstantEntry> constants{{nullptr, "a", 0.5}}; |
| desc.cFragment.constantCount = constants.size(); |
| desc.cFragment.constants = constants.data(); |
| wgpu::RenderPipeline pipeline = device.CreateRenderPipeline(&desc); |
| |
| std::vector<wgpu::ConstantEntry> sameConstants{{nullptr, "a", 0.5}}; |
| desc.cFragment.constantCount = sameConstants.size(); |
| desc.cFragment.constants = sameConstants.data(); |
| wgpu::RenderPipeline samePipeline = device.CreateRenderPipeline(&desc); |
| |
| std::vector<wgpu::ConstantEntry> otherConstants{{nullptr, "a", 1.0}}; |
| desc.cFragment.constantCount = otherConstants.size(); |
| desc.cFragment.constants = otherConstants.data(); |
| wgpu::RenderPipeline otherPipeline1 = device.CreateRenderPipeline(&desc); |
| |
| desc.cFragment.constantCount = 0; |
| desc.cFragment.constants = nullptr; |
| wgpu::RenderPipeline otherPipeline2 = device.CreateRenderPipeline(&desc); |
| |
| EXPECT_NE(pipeline.Get(), otherPipeline1.Get()); |
| EXPECT_NE(pipeline.Get(), otherPipeline2.Get()); |
| EXPECT_EQ(pipeline.Get(), samePipeline.Get()); |
| } |
| |
| // Test that Samplers are correctly deduplicated. |
| TEST_F(ObjectCachingTest, SamplerDeduplication) { |
| wgpu::SamplerDescriptor samplerDesc; |
| wgpu::Sampler sampler = device.CreateSampler(&samplerDesc); |
| |
| wgpu::SamplerDescriptor sameSamplerDesc; |
| wgpu::Sampler sameSampler = device.CreateSampler(&sameSamplerDesc); |
| |
| wgpu::SamplerDescriptor otherSamplerDescAddressModeU; |
| otherSamplerDescAddressModeU.addressModeU = wgpu::AddressMode::Repeat; |
| wgpu::Sampler otherSamplerAddressModeU = device.CreateSampler(&otherSamplerDescAddressModeU); |
| |
| wgpu::SamplerDescriptor otherSamplerDescAddressModeV; |
| otherSamplerDescAddressModeV.addressModeV = wgpu::AddressMode::Repeat; |
| wgpu::Sampler otherSamplerAddressModeV = device.CreateSampler(&otherSamplerDescAddressModeV); |
| |
| wgpu::SamplerDescriptor otherSamplerDescAddressModeW; |
| otherSamplerDescAddressModeW.addressModeW = wgpu::AddressMode::Repeat; |
| wgpu::Sampler otherSamplerAddressModeW = device.CreateSampler(&otherSamplerDescAddressModeW); |
| |
| wgpu::SamplerDescriptor otherSamplerDescMagFilter; |
| otherSamplerDescMagFilter.magFilter = wgpu::FilterMode::Linear; |
| wgpu::Sampler otherSamplerMagFilter = device.CreateSampler(&otherSamplerDescMagFilter); |
| |
| wgpu::SamplerDescriptor otherSamplerDescMinFilter; |
| otherSamplerDescMinFilter.minFilter = wgpu::FilterMode::Linear; |
| wgpu::Sampler otherSamplerMinFilter = device.CreateSampler(&otherSamplerDescMinFilter); |
| |
| wgpu::SamplerDescriptor otherSamplerDescMipmapFilter; |
| otherSamplerDescMipmapFilter.mipmapFilter = wgpu::MipmapFilterMode::Linear; |
| wgpu::Sampler otherSamplerMipmapFilter = device.CreateSampler(&otherSamplerDescMipmapFilter); |
| |
| wgpu::SamplerDescriptor otherSamplerDescLodMinClamp; |
| otherSamplerDescLodMinClamp.lodMinClamp += 1; |
| wgpu::Sampler otherSamplerLodMinClamp = device.CreateSampler(&otherSamplerDescLodMinClamp); |
| |
| wgpu::SamplerDescriptor otherSamplerDescLodMaxClamp; |
| otherSamplerDescLodMaxClamp.lodMaxClamp += 1; |
| wgpu::Sampler otherSamplerLodMaxClamp = device.CreateSampler(&otherSamplerDescLodMaxClamp); |
| |
| wgpu::SamplerDescriptor otherSamplerDescCompareFunction; |
| otherSamplerDescCompareFunction.compare = wgpu::CompareFunction::Always; |
| wgpu::Sampler otherSamplerCompareFunction = |
| device.CreateSampler(&otherSamplerDescCompareFunction); |
| |
| EXPECT_NE(sampler.Get(), otherSamplerAddressModeU.Get()); |
| EXPECT_NE(sampler.Get(), otherSamplerAddressModeV.Get()); |
| EXPECT_NE(sampler.Get(), otherSamplerAddressModeW.Get()); |
| EXPECT_NE(sampler.Get(), otherSamplerMagFilter.Get()); |
| EXPECT_NE(sampler.Get(), otherSamplerMinFilter.Get()); |
| EXPECT_NE(sampler.Get(), otherSamplerMipmapFilter.Get()); |
| EXPECT_NE(sampler.Get(), otherSamplerLodMinClamp.Get()); |
| EXPECT_NE(sampler.Get(), otherSamplerLodMaxClamp.Get()); |
| EXPECT_NE(sampler.Get(), otherSamplerCompareFunction.Get()); |
| EXPECT_EQ(sampler.Get(), sameSampler.Get()); |
| } |
| |
| } // anonymous namespace |
| } // namespace dawn |