| // Copyright 2021 The Tint 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 "gmock/gmock.h" |
| #include "src/tint/ast/builtin_texture_helper_test.h" |
| #include "src/tint/ast/call_statement.h" |
| #include "src/tint/ast/stage_attribute.h" |
| #include "src/tint/writer/glsl/test_helper.h" |
| |
| namespace tint::writer::glsl { |
| namespace { |
| |
| using ::testing::HasSubstr; |
| |
| struct ExpectedResult { |
| ExpectedResult(const char* o) : out(o) {} // NOLINT |
| |
| std::string pre; |
| std::string out; |
| }; |
| |
| ExpectedResult expected_texture_overload(ast::builtin::test::ValidTextureOverload overload) { |
| using ValidTextureOverload = ast::builtin::test::ValidTextureOverload; |
| switch (overload) { |
| case ValidTextureOverload::kDimensions1d: |
| case ValidTextureOverload::kDimensions2d: |
| case ValidTextureOverload::kDimensionsDepth2d: |
| case ValidTextureOverload::kDimensionsDepthMultisampled2d: |
| case ValidTextureOverload::kDimensionsMultisampled2d: |
| case ValidTextureOverload::kDimensions2dArray: |
| case ValidTextureOverload::kDimensionsDepth2dArray: |
| case ValidTextureOverload::kDimensions3d: |
| case ValidTextureOverload::kDimensionsCube: |
| case ValidTextureOverload::kDimensionsDepthCube: |
| case ValidTextureOverload::kDimensionsCubeArray: |
| case ValidTextureOverload::kDimensionsDepthCubeArray: |
| case ValidTextureOverload::kDimensions2dLevel: |
| case ValidTextureOverload::kDimensionsDepth2dLevel: |
| case ValidTextureOverload::kDimensions2dArrayLevel: |
| case ValidTextureOverload::kDimensionsDepth2dArrayLevel: |
| case ValidTextureOverload::kDimensions3dLevel: |
| case ValidTextureOverload::kDimensionsCubeLevel: |
| case ValidTextureOverload::kDimensionsDepthCubeLevel: |
| case ValidTextureOverload::kDimensionsCubeArrayLevel: |
| case ValidTextureOverload::kDimensionsDepthCubeArrayLevel: |
| return {"textureSize"}; |
| case ValidTextureOverload::kDimensionsStorageWO1d: |
| case ValidTextureOverload::kDimensionsStorageWO2d: |
| case ValidTextureOverload::kDimensionsStorageWO2dArray: |
| case ValidTextureOverload::kDimensionsStorageWO3d: |
| return {"imageSize"}; |
| case ValidTextureOverload::kGather2dF32: |
| return R"(textureGather(Texture_Sampler, vec2(1.0f, 2.0f), 0))"; |
| case ValidTextureOverload::kGather2dOffsetF32: |
| return R"(textureGatherOffset(Texture_Sampler, vec2(1.0f, 2.0f), ivec2(3, 4), int(0u)))"; |
| case ValidTextureOverload::kGather2dArrayF32: |
| return R"(textureGather(Texture_Sampler, vec3(1.0f, 2.0f, float(3)), 0))"; |
| case ValidTextureOverload::kGather2dArrayOffsetF32: |
| return R"(textureGatherOffset(Texture_Sampler, vec3(1.0f, 2.0f, float(3u)), ivec2(4, 5), int(0u)))"; |
| case ValidTextureOverload::kGatherCubeF32: |
| return R"(textureGather(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), 0))"; |
| case ValidTextureOverload::kGatherCubeArrayF32: |
| return R"(textureGather(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4u)), int(0u))"; |
| case ValidTextureOverload::kGatherDepth2dF32: |
| return R"(textureGather(Texture_Sampler, vec2(1.0f, 2.0f), 0.0))"; |
| case ValidTextureOverload::kGatherDepth2dOffsetF32: |
| return R"(textureGatherOffset(Texture_Sampler, vec2(1.0f, 2.0f), 0.0, ivec2(3, 4))"; |
| case ValidTextureOverload::kGatherDepth2dArrayF32: |
| return R"(textureGather(Texture_Sampler, vec3(1.0f, 2.0f, float(3u)), 0.0))"; |
| case ValidTextureOverload::kGatherDepth2dArrayOffsetF32: |
| return R"(textureGatherOffset(Texture_Sampler, vec3(1.0f, 2.0f, float(3)), 0.0, ivec2(4, 5)))"; |
| case ValidTextureOverload::kGatherDepthCubeF32: |
| return R"(textureGather(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), 0.0))"; |
| case ValidTextureOverload::kGatherDepthCubeArrayF32: |
| return R"(textureGather(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4u)), 0.0))"; |
| case ValidTextureOverload::kGatherCompareDepth2dF32: |
| return R"(textureGather(Texture_Sampler, vec2(1.0f, 2.0f), 3.0f))"; |
| case ValidTextureOverload::kGatherCompareDepth2dOffsetF32: |
| return R"(textureGatherOffset(Texture_Sampler, vec2(1.0f, 2.0f), 3.0f, ivec2(4, 5)))"; |
| case ValidTextureOverload::kGatherCompareDepth2dArrayF32: |
| return R"(textureGather(Texture_Sampler, vec3(1.0f, 2.0f, float(3)), 4.0f))"; |
| case ValidTextureOverload::kGatherCompareDepth2dArrayOffsetF32: |
| return R"(textureGatherOffset(Texture_Sampler, vec3(1.0f, 2.0f, float(3)), 4.0f, ivec2(5, 6)))"; |
| case ValidTextureOverload::kGatherCompareDepthCubeF32: |
| return R"(textureGather(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), 4.0f))"; |
| case ValidTextureOverload::kGatherCompareDepthCubeArrayF32: |
| return R"(textureGather(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4u)), 5.0f))"; |
| case ValidTextureOverload::kNumLayers2dArray: |
| case ValidTextureOverload::kNumLayersDepth2dArray: |
| case ValidTextureOverload::kNumLayersCubeArray: |
| case ValidTextureOverload::kNumLayersDepthCubeArray: |
| return {"textureSize"}; |
| case ValidTextureOverload::kNumLayersStorageWO2dArray: |
| return {"imageSize"}; |
| case ValidTextureOverload::kNumLevels2d: |
| case ValidTextureOverload::kNumLevelsCube: |
| case ValidTextureOverload::kNumLevelsDepth2d: |
| case ValidTextureOverload::kNumLevelsDepthCube: |
| case ValidTextureOverload::kNumLevels2dArray: |
| case ValidTextureOverload::kNumLevels3d: |
| case ValidTextureOverload::kNumLevelsCubeArray: |
| case ValidTextureOverload::kNumLevelsDepth2dArray: |
| case ValidTextureOverload::kNumLevelsDepthCubeArray: |
| return {"textureQueryLevels"}; |
| case ValidTextureOverload::kNumSamplesDepthMultisampled2d: |
| case ValidTextureOverload::kNumSamplesMultisampled2d: |
| return {"textureSamples"}; |
| case ValidTextureOverload::kSample1dF32: |
| return R"(texture(Texture_Sampler, vec2(1.0f, 0.5f));)"; |
| case ValidTextureOverload::kSample2dF32: |
| return R"(texture(Texture_Sampler, vec2(1.0f, 2.0f));)"; |
| case ValidTextureOverload::kSample2dOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec2(1.0f, 2.0f), ivec2(3, 4));)"; |
| case ValidTextureOverload::kSample2dArrayF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, float(3)));)"; |
| case ValidTextureOverload::kSample2dArrayOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec3(1.0f, 2.0f, float(3u)), ivec2(4, 5));)"; |
| case ValidTextureOverload::kSample3dF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f));)"; |
| case ValidTextureOverload::kSample3dOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), ivec3(4, 5, 6));)"; |
| case ValidTextureOverload::kSampleCubeF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f));)"; |
| case ValidTextureOverload::kSampleCubeArrayF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4)));)"; |
| case ValidTextureOverload::kSampleDepth2dF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, 0.0f));)"; |
| case ValidTextureOverload::kSampleDepth2dOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec3(1.0f, 2.0f, 0.0f), ivec2(3, 4));)"; |
| case ValidTextureOverload::kSampleDepth2dArrayF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, float(3), 0.0f));)"; |
| case ValidTextureOverload::kSampleDepth2dArrayOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec4(1.0f, 2.0f, float(3), 0.0f), ivec2(4, 5));)"; |
| case ValidTextureOverload::kSampleDepthCubeF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, 0.0f));)"; |
| case ValidTextureOverload::kSampleDepthCubeArrayF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4u)), 0.0f);)"; |
| case ValidTextureOverload::kSampleBias2dF32: |
| return R"(texture(Texture_Sampler, vec2(1.0f, 2.0f), 3.0f);)"; |
| case ValidTextureOverload::kSampleBias2dOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec2(1.0f, 2.0f), ivec2(4, 5), 3.0f);)"; |
| case ValidTextureOverload::kSampleBias2dArrayF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, float(4u)), 3.0f);)"; |
| case ValidTextureOverload::kSampleBias2dArrayOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec3(1.0f, 2.0f, float(3)), ivec2(5, 6), 4.0f);)"; |
| case ValidTextureOverload::kSampleBias3dF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), 4.0f);)"; |
| case ValidTextureOverload::kSampleBias3dOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), ivec3(5, 6, 7), 4.0f);)"; |
| case ValidTextureOverload::kSampleBiasCubeF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), 4.0f);)"; |
| case ValidTextureOverload::kSampleBiasCubeArrayF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(3)), 4.0f);)"; |
| case ValidTextureOverload::kSampleLevel2dF32: |
| return R"(textureLod(Texture_Sampler, vec2(1.0f, 2.0f), 3.0f);)"; |
| case ValidTextureOverload::kSampleLevel2dOffsetF32: |
| return R"(textureLodOffset(Texture_Sampler, vec2(1.0f, 2.0f), 3.0f, ivec2(4, 5));)"; |
| case ValidTextureOverload::kSampleLevel2dArrayF32: |
| return R"(textureLod(Texture_Sampler, vec3(1.0f, 2.0f, float(3)), 4.0f);)"; |
| case ValidTextureOverload::kSampleLevel2dArrayOffsetF32: |
| return R"(textureLodOffset(Texture_Sampler, vec3(1.0f, 2.0f, float(3)), 4.0f, ivec2(5, 6));)"; |
| case ValidTextureOverload::kSampleLevel3dF32: |
| return R"(textureLod(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), 4.0f);)"; |
| case ValidTextureOverload::kSampleLevel3dOffsetF32: |
| return R"(textureLodOffset(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), 4.0f, ivec3(5, 6, 7));)"; |
| case ValidTextureOverload::kSampleLevelCubeF32: |
| return R"(textureLod(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), 4.0f);)"; |
| case ValidTextureOverload::kSampleLevelCubeArrayF32: |
| return R"(textureLod(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4)), 5.0f);)"; |
| case ValidTextureOverload::kSampleLevelDepth2dF32: |
| return R"(textureLod(Texture_Sampler, vec3(1.0f, 2.0f, 0.0f), float(3u));)"; |
| case ValidTextureOverload::kSampleLevelDepth2dOffsetF32: |
| return R"(textureLodOffset(Texture_Sampler, vec3(1.0f, 2.0f, 0.0f), float(3), ivec2(4, 5));)"; |
| case ValidTextureOverload::kSampleLevelDepth2dArrayF32: |
| return R"(textureLod(Texture_Sampler, vec4(1.0f, 2.0f, float(3u), 0.0f), float(4u));)"; |
| case ValidTextureOverload::kSampleLevelDepth2dArrayOffsetF32: |
| return R"(textureLodOffset(Texture_Sampler, vec4(1.0f, 2.0f, float(3u), 0.0f), float(4u), ivec2(5, 6));)"; |
| case ValidTextureOverload::kSampleLevelDepthCubeF32: |
| return R"(textureLod(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, 0.0f), float(4)))"; |
| case ValidTextureOverload::kSampleLevelDepthCubeArrayF32: |
| return R"(textureLod(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4)), float(5));)"; |
| case ValidTextureOverload::kSampleGrad2dF32: |
| return R"(textureGrad(Texture_Sampler, vec2(1.0f, 2.0f), vec2(3.0f, 4.0f), vec2(5.0f, 6.0f));)"; |
| case ValidTextureOverload::kSampleGrad2dOffsetF32: |
| return R"(textureGradOffset(Texture_Sampler, vec2(1.0f, 2.0f), vec2(3.0f, 4.0f), vec2(5.0f, 6.0f), ivec2(7));)"; |
| case ValidTextureOverload::kSampleGrad2dArrayF32: |
| return R"(textureGrad(Texture_Sampler, vec3(1.0f, 2.0f, float(3)), vec2(4.0f, 5.0f), vec2(6.0f, 7.0f));)"; |
| case ValidTextureOverload::kSampleGrad2dArrayOffsetF32: |
| return R"(textureGradOffset(Texture_Sampler, vec3(1.0f, 2.0f, float(3u)), vec2(4.0f, 5.0f), vec2(6.0f, 7.0f), ivec2(6, 7));)"; |
| case ValidTextureOverload::kSampleGrad3dF32: |
| return R"(textureGrad(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), vec3(4.0f, 5.0f, 6.0f), vec3(7.0f, 8.0f, 9.0f));)"; |
| case ValidTextureOverload::kSampleGrad3dOffsetF32: |
| return R"(textureGradOffset(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), vec3(4.0f, 5.0f, 6.0f), vec3(7.0f, 8.0f, 9.0f), ivec3(0, 1, 2));)"; |
| case ValidTextureOverload::kSampleGradCubeF32: |
| return R"(textureGrad(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), vec3(4.0f, 5.0f, 6.0f), vec3(7.0f, 8.0f, 9.0f));)"; |
| case ValidTextureOverload::kSampleGradCubeArrayF32: |
| return R"(textureGrad(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4u)), vec3(5.0f, 6.0f, 7.0f), vec3(8.0f, 9.0f, 10.0f));)"; |
| case ValidTextureOverload::kSampleCompareDepth2dF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f));)"; |
| case ValidTextureOverload::kSampleCompareDepth2dOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), ivec2(4, 5));)"; |
| case ValidTextureOverload::kSampleCompareDepth2dArrayF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, float(4), 3.0f));)"; |
| case ValidTextureOverload::kSampleCompareDepth2dArrayOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec4(1.0f, 2.0f, float(4u), 3.0f), ivec2(5, 6));)"; |
| case ValidTextureOverload::kSampleCompareDepthCubeF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, 4.0f));)"; |
| case ValidTextureOverload::kSampleCompareDepthCubeArrayF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4)), 5.0f);)"; |
| case ValidTextureOverload::kSampleCompareLevelDepth2dF32: |
| return R"(texture(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f));)"; |
| case ValidTextureOverload::kSampleCompareLevelDepth2dOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec3(1.0f, 2.0f, 3.0f), ivec2(4, 5));)"; |
| case ValidTextureOverload::kSampleCompareLevelDepth2dArrayF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, float(3), 4.0f));)"; |
| case ValidTextureOverload::kSampleCompareLevelDepth2dArrayOffsetF32: |
| return R"(textureOffset(Texture_Sampler, vec4(1.0f, 2.0f, float(3), 4.0f), ivec2(5, 6));)"; |
| case ValidTextureOverload::kSampleCompareLevelDepthCubeF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, 4.0f));)"; |
| case ValidTextureOverload::kSampleCompareLevelDepthCubeArrayF32: |
| return R"(texture(Texture_Sampler, vec4(1.0f, 2.0f, 3.0f, float(4)), 5.0f);)"; |
| case ValidTextureOverload::kLoad1dLevelF32: |
| return R"(texelFetch(Texture_1, ivec2(uvec2(1u, 0u)), int(3u));)"; |
| case ValidTextureOverload::kLoad1dLevelU32: |
| case ValidTextureOverload::kLoad1dLevelI32: |
| return R"(texelFetch(Texture_1, ivec2(1, 0), 3);)"; |
| case ValidTextureOverload::kLoad2dLevelU32: |
| return R"(texelFetch(Texture_1, ivec2(1, 2), 3);)"; |
| case ValidTextureOverload::kLoad2dLevelF32: |
| case ValidTextureOverload::kLoad2dLevelI32: |
| return R"(texelFetch(Texture_1, ivec2(uvec2(1u, 2u)), int(3u));)"; |
| case ValidTextureOverload::kLoad2dArrayLevelF32: |
| case ValidTextureOverload::kLoad2dArrayLevelU32: |
| case ValidTextureOverload::kLoad3dLevelF32: |
| case ValidTextureOverload::kLoad3dLevelU32: |
| return R"(texelFetch(Texture_1, ivec3(1, 2, 3), 4);)"; |
| case ValidTextureOverload::kLoad2dArrayLevelI32: |
| case ValidTextureOverload::kLoad3dLevelI32: |
| return R"(texelFetch(Texture_1, ivec3(uvec3(1u, 2u, 3u)), int(4u));)"; |
| case ValidTextureOverload::kLoadMultisampled2dF32: |
| case ValidTextureOverload::kLoadMultisampled2dU32: |
| return R"(texelFetch(Texture_1, ivec2(1, 2), 3);)"; |
| case ValidTextureOverload::kLoadMultisampled2dI32: |
| return R"(texelFetch(Texture_1, ivec2(uvec2(1u, 2u)), int(3u));)"; |
| case ValidTextureOverload::kLoadDepth2dLevelF32: |
| return R"(texelFetch(Texture_1, ivec2(1, 2), 3).x;)"; |
| case ValidTextureOverload::kLoadDepth2dArrayLevelF32: |
| return R"(texelFetch(Texture_1, ivec3(uvec3(1u, 2u, 3u)), int(4u)).x;)"; |
| case ValidTextureOverload::kLoadDepthMultisampled2dF32: |
| return R"(texelFetch(Texture_1, ivec2(uvec2(1u, 2u)), int(3u)).x;)"; |
| case ValidTextureOverload::kStoreWO1dRgba32float: |
| return R"(imageStore(Texture, ivec2(1, 0), vec4(2.0f, 3.0f, 4.0f, 5.0f));)"; |
| case ValidTextureOverload::kStoreWO2dRgba32float: |
| return R"(imageStore(Texture, ivec2(1, 2), vec4(3.0f, 4.0f, 5.0f, 6.0f));)"; |
| case ValidTextureOverload::kStoreWO2dArrayRgba32float: |
| return R"(imageStore(Texture, ivec3(uvec3(1u, 2u, 3u)), vec4(4.0f, 5.0f, 6.0f, 7.0f));)"; |
| case ValidTextureOverload::kStoreWO3dRgba32float: |
| return R"(imageStore(Texture, ivec3(uvec3(1u, 2u, 3u)), vec4(4.0f, 5.0f, 6.0f, 7.0f));)"; |
| } |
| return "<unmatched texture overload>"; |
| } // NOLINT - Ignore the length of this function |
| |
| class GlslGeneratorBuiltinTextureTest |
| : public TestParamHelper<ast::builtin::test::TextureOverloadCase> {}; |
| |
| TEST_P(GlslGeneratorBuiltinTextureTest, Call) { |
| auto param = GetParam(); |
| |
| param.BuildTextureVariable(this); |
| param.BuildSamplerVariable(this); |
| |
| auto* call = Call(param.function, param.args(this)); |
| auto* stmt = param.returns_value ? static_cast<const ast::Statement*>(Decl(Var("v", call))) |
| : static_cast<const ast::Statement*>(CallStmt(call)); |
| |
| Func("main", utils::Empty, ty.void_(), utils::Vector{stmt}, |
| utils::Vector{Stage(ast::PipelineStage::kFragment)}); |
| |
| GeneratorImpl& gen = SanitizeAndBuild(); |
| |
| ASSERT_TRUE(gen.Generate()) << gen.error(); |
| |
| auto expected = expected_texture_overload(param.overload); |
| |
| EXPECT_THAT(gen.result(), HasSubstr(expected.pre)); |
| EXPECT_THAT(gen.result(), HasSubstr(expected.out)); |
| } |
| |
| INSTANTIATE_TEST_SUITE_P(GlslGeneratorBuiltinTextureTest, |
| GlslGeneratorBuiltinTextureTest, |
| testing::ValuesIn(ast::builtin::test::TextureOverloadCase::ValidCases())); |
| |
| } // namespace |
| } // namespace tint::writer::glsl |