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// Copyright 2020 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 "src/tint/ast/builtin_texture_helper_test.h"
#include "src/tint/ast/call_statement.h"
#include "src/tint/utils/string_stream.h"
#include "src/tint/writer/msl/test_helper.h"
namespace tint::writer::msl {
namespace {
std::string expected_texture_overload(ast::builtin::test::ValidTextureOverload overload) {
using ValidTextureOverload = ast::builtin::test::ValidTextureOverload;
switch (overload) {
case ValidTextureOverload::kDimensions1d:
case ValidTextureOverload::kDimensionsStorageWO1d:
return R"(Texture.get_width(0))";
case ValidTextureOverload::kDimensions2d:
case ValidTextureOverload::kDimensions2dArray:
case ValidTextureOverload::kDimensionsCube:
case ValidTextureOverload::kDimensionsCubeArray:
case ValidTextureOverload::kDimensionsMultisampled2d:
case ValidTextureOverload::kDimensionsDepth2d:
case ValidTextureOverload::kDimensionsDepth2dArray:
case ValidTextureOverload::kDimensionsDepthCube:
case ValidTextureOverload::kDimensionsDepthCubeArray:
case ValidTextureOverload::kDimensionsDepthMultisampled2d:
case ValidTextureOverload::kDimensionsStorageWO2d:
case ValidTextureOverload::kDimensionsStorageWO2dArray:
return R"(uint2(Texture.get_width(), Texture.get_height()))";
case ValidTextureOverload::kDimensions3d:
case ValidTextureOverload::kDimensionsStorageWO3d:
return R"(uint3(Texture.get_width(), Texture.get_height(), Texture.get_depth()))";
case ValidTextureOverload::kDimensions2dLevel:
case ValidTextureOverload::kDimensionsCubeLevel:
case ValidTextureOverload::kDimensionsCubeArrayLevel:
case ValidTextureOverload::kDimensions2dArrayLevel:
case ValidTextureOverload::kDimensionsDepth2dLevel:
case ValidTextureOverload::kDimensionsDepth2dArrayLevel:
case ValidTextureOverload::kDimensionsDepthCubeLevel:
case ValidTextureOverload::kDimensionsDepthCubeArrayLevel:
return R"(uint2(Texture.get_width(1), Texture.get_height(1)))";
case ValidTextureOverload::kDimensions3dLevel:
return R"(uint3(Texture.get_width(1), Texture.get_height(1), Texture.get_depth(1)))";
case ValidTextureOverload::kGather2dF32:
return R"(Texture.gather(Sampler, float2(1.0f, 2.0f), int2(0), component::x))";
case ValidTextureOverload::kGather2dOffsetF32:
return R"(Texture.gather(Sampler, float2(1.0f, 2.0f), int2(3, 4), component::x))";
case ValidTextureOverload::kGather2dArrayF32:
return R"(Texture.gather(Sampler, float2(1.0f, 2.0f), 3, int2(0), component::x))";
case ValidTextureOverload::kGather2dArrayOffsetF32:
return R"(Texture.gather(Sampler, float2(1.0f, 2.0f), 3u, int2(4, 5), component::x))";
case ValidTextureOverload::kGatherCubeF32:
return R"(Texture.gather(Sampler, float3(1.0f, 2.0f, 3.0f), component::x))";
case ValidTextureOverload::kGatherCubeArrayF32:
return R"(Texture.gather(Sampler, float3(1.0f, 2.0f, 3.0f), 4u, component::x))";
case ValidTextureOverload::kGatherDepth2dF32:
return R"(Texture.gather(Sampler, float2(1.0f, 2.0f)))";
case ValidTextureOverload::kGatherDepth2dOffsetF32:
return R"(Texture.gather(Sampler, float2(1.0f, 2.0f), int2(3, 4)))";
case ValidTextureOverload::kGatherDepth2dArrayF32:
return R"(Texture.gather(Sampler, float2(1.0f, 2.0f), 3u))";
case ValidTextureOverload::kGatherDepth2dArrayOffsetF32:
return R"(Texture.gather(Sampler, float2(1.0f, 2.0f), 3, int2(4, 5)))";
case ValidTextureOverload::kGatherDepthCubeF32:
return R"(Texture.gather(Sampler, float3(1.0f, 2.0f, 3.0f)))";
case ValidTextureOverload::kGatherDepthCubeArrayF32:
return R"(Texture.gather(Sampler, float3(1.0f, 2.0f, 3.0f), 4u))";
case ValidTextureOverload::kGatherCompareDepth2dF32:
return R"(Texture.gather_compare(Sampler, float2(1.0f, 2.0f), 3.0f))";
case ValidTextureOverload::kGatherCompareDepth2dOffsetF32:
return R"(Texture.gather_compare(Sampler, float2(1.0f, 2.0f), 3.0f, int2(4, 5)))";
case ValidTextureOverload::kGatherCompareDepth2dArrayF32:
return R"(Texture.gather_compare(Sampler, float2(1.0f, 2.0f), 3, 4.0f))";
case ValidTextureOverload::kGatherCompareDepth2dArrayOffsetF32:
return R"(Texture.gather_compare(Sampler, float2(1.0f, 2.0f), 3, 4.0f, int2(5, 6)))";
case ValidTextureOverload::kGatherCompareDepthCubeF32:
return R"(Texture.gather_compare(Sampler, float3(1.0f, 2.0f, 3.0f), 4.0f))";
case ValidTextureOverload::kGatherCompareDepthCubeArrayF32:
return R"(Texture.gather_compare(Sampler, float3(1.0f, 2.0f, 3.0f), 4u, 5.0f))";
case ValidTextureOverload::kNumLayers2dArray:
case ValidTextureOverload::kNumLayersCubeArray:
case ValidTextureOverload::kNumLayersDepth2dArray:
case ValidTextureOverload::kNumLayersDepthCubeArray:
case ValidTextureOverload::kNumLayersStorageWO2dArray:
return R"(Texture.get_array_size())";
case ValidTextureOverload::kNumLevels2d:
case ValidTextureOverload::kNumLevels2dArray:
case ValidTextureOverload::kNumLevels3d:
case ValidTextureOverload::kNumLevelsCube:
case ValidTextureOverload::kNumLevelsCubeArray:
case ValidTextureOverload::kNumLevelsDepth2d:
case ValidTextureOverload::kNumLevelsDepth2dArray:
case ValidTextureOverload::kNumLevelsDepthCube:
case ValidTextureOverload::kNumLevelsDepthCubeArray:
return R"(Texture.get_num_mip_levels())";
case ValidTextureOverload::kNumSamplesDepthMultisampled2d:
case ValidTextureOverload::kNumSamplesMultisampled2d:
return R"(Texture.get_num_samples())";
case ValidTextureOverload::kSample1dF32:
return R"(Texture.sample(Sampler, 1.0f))";
case ValidTextureOverload::kSample2dF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f)))";
case ValidTextureOverload::kSample2dOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), int2(3, 4)))";
case ValidTextureOverload::kSample2dArrayF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3))";
case ValidTextureOverload::kSample2dArrayOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3u, int2(4, 5)))";
case ValidTextureOverload::kSample3dF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f)))";
case ValidTextureOverload::kSample3dOffsetF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), int3(4, 5, 6)))";
case ValidTextureOverload::kSampleCubeF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f)))";
case ValidTextureOverload::kSampleCubeArrayF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), 4))";
case ValidTextureOverload::kSampleDepth2dF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f)))";
case ValidTextureOverload::kSampleDepth2dOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), int2(3, 4)))";
case ValidTextureOverload::kSampleDepth2dArrayF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3))";
case ValidTextureOverload::kSampleDepth2dArrayOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3, int2(4, 5)))";
case ValidTextureOverload::kSampleDepthCubeF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f)))";
case ValidTextureOverload::kSampleDepthCubeArrayF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), 4u))";
case ValidTextureOverload::kSampleBias2dF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), bias(3.0f)))";
case ValidTextureOverload::kSampleBias2dOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), bias(3.0f), int2(4, 5)))";
case ValidTextureOverload::kSampleBias2dArrayF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 4u, bias(3.0f)))";
case ValidTextureOverload::kSampleBias2dArrayOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3, bias(4.0f), int2(5, 6)))";
case ValidTextureOverload::kSampleBias3dF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), bias(4.0f)))";
case ValidTextureOverload::kSampleBias3dOffsetF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), bias(4.0f), int3(5, 6, 7)))";
case ValidTextureOverload::kSampleBiasCubeF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), bias(4.0f)))";
case ValidTextureOverload::kSampleBiasCubeArrayF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), 3, bias(4.0f)))";
case ValidTextureOverload::kSampleLevel2dF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), level(3.0f)))";
case ValidTextureOverload::kSampleLevel2dOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), level(3.0f), int2(4, 5)))";
case ValidTextureOverload::kSampleLevel2dArrayF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3, level(4.0f)))";
case ValidTextureOverload::kSampleLevel2dArrayOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3, level(4.0f), int2(5, 6)))";
case ValidTextureOverload::kSampleLevel3dF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), level(4.0f)))";
case ValidTextureOverload::kSampleLevel3dOffsetF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), level(4.0f), int3(5, 6, 7)))";
case ValidTextureOverload::kSampleLevelCubeF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), level(4.0f)))";
case ValidTextureOverload::kSampleLevelCubeArrayF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), 4, level(5.0f)))";
case ValidTextureOverload::kSampleLevelDepth2dF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), level(3u)))";
case ValidTextureOverload::kSampleLevelDepth2dOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), level(3), int2(4, 5)))";
case ValidTextureOverload::kSampleLevelDepth2dArrayF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3u, level(4u)))";
case ValidTextureOverload::kSampleLevelDepth2dArrayOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3u, level(4u), int2(5, 6)))";
case ValidTextureOverload::kSampleLevelDepthCubeF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), level(4)))";
case ValidTextureOverload::kSampleLevelDepthCubeArrayF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), 4, level(5)))";
case ValidTextureOverload::kSampleGrad2dF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), gradient2d(float2(3.0f, 4.0f), float2(5.0f, 6.0f))))";
case ValidTextureOverload::kSampleGrad2dOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), gradient2d(float2(3.0f, 4.0f), float2(5.0f, 6.0f)), int2(7)))";
case ValidTextureOverload::kSampleGrad2dArrayF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3, gradient2d(float2(4.0f, 5.0f), float2(6.0f, 7.0f))))";
case ValidTextureOverload::kSampleGrad2dArrayOffsetF32:
return R"(Texture.sample(Sampler, float2(1.0f, 2.0f), 3u, gradient2d(float2(4.0f, 5.0f), float2(6.0f, 7.0f)), int2(6, 7)))";
case ValidTextureOverload::kSampleGrad3dF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), gradient3d(float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f))))";
case ValidTextureOverload::kSampleGrad3dOffsetF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), gradient3d(float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f)), int3(0, 1, 2)))";
case ValidTextureOverload::kSampleGradCubeF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), gradientcube(float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f))))";
case ValidTextureOverload::kSampleGradCubeArrayF32:
return R"(Texture.sample(Sampler, float3(1.0f, 2.0f, 3.0f), 4u, gradientcube(float3(5.0f, 6.0f, 7.0f), float3(8.0f, 9.0f, 10.0f))))";
case ValidTextureOverload::kSampleCompareDepth2dF32:
return R"(Texture.sample_compare(Sampler, float2(1.0f, 2.0f), 3.0f))";
case ValidTextureOverload::kSampleCompareDepth2dOffsetF32:
return R"(Texture.sample_compare(Sampler, float2(1.0f, 2.0f), 3.0f, int2(4, 5)))";
case ValidTextureOverload::kSampleCompareDepth2dArrayF32:
return R"(Texture.sample_compare(Sampler, float2(1.0f, 2.0f), 4, 3.0f))";
case ValidTextureOverload::kSampleCompareDepth2dArrayOffsetF32:
return R"(Texture.sample_compare(Sampler, float2(1.0f, 2.0f), 4u, 3.0f, int2(5, 6)))";
case ValidTextureOverload::kSampleCompareDepthCubeF32:
return R"(Texture.sample_compare(Sampler, float3(1.0f, 2.0f, 3.0f), 4.0f))";
case ValidTextureOverload::kSampleCompareDepthCubeArrayF32:
return R"(Texture.sample_compare(Sampler, float3(1.0f, 2.0f, 3.0f), 4, 5.0f))";
case ValidTextureOverload::kSampleCompareLevelDepth2dF32:
return R"(Texture.sample_compare(Sampler, float2(1.0f, 2.0f), 3.0f, level(0)))";
case ValidTextureOverload::kSampleCompareLevelDepth2dOffsetF32:
return R"(Texture.sample_compare(Sampler, float2(1.0f, 2.0f), 3.0f, level(0), int2(4, 5)))";
case ValidTextureOverload::kSampleCompareLevelDepth2dArrayF32:
return R"(Texture.sample_compare(Sampler, float2(1.0f, 2.0f), 3, 4.0f, level(0)))";
case ValidTextureOverload::kSampleCompareLevelDepth2dArrayOffsetF32:
return R"(Texture.sample_compare(Sampler, float2(1.0f, 2.0f), 3, 4.0f, level(0), int2(5, 6)))";
case ValidTextureOverload::kSampleCompareLevelDepthCubeF32:
return R"(Texture.sample_compare(Sampler, float3(1.0f, 2.0f, 3.0f), 4.0f, level(0)))";
case ValidTextureOverload::kSampleCompareLevelDepthCubeArrayF32:
return R"(Texture.sample_compare(Sampler, float3(1.0f, 2.0f, 3.0f), 4, 5.0f, level(0)))";
case ValidTextureOverload::kLoad1dLevelF32:
return R"(Texture.read(uint(1u), 0))";
case ValidTextureOverload::kLoad1dLevelU32:
return R"(Texture.read(uint(1), 0))";
case ValidTextureOverload::kLoad1dLevelI32:
return R"(Texture.read(uint(1), 0))";
case ValidTextureOverload::kLoad2dLevelF32:
return R"(Texture.read(uint2(uint2(1u, 2u)), 3u))";
case ValidTextureOverload::kLoad2dLevelU32:
return R"(Texture.read(uint2(int2(1, 2)), 3))";
case ValidTextureOverload::kLoad2dArrayLevelF32:
return R"(Texture.read(uint2(int2(1, 2)), 3, 4))";
case ValidTextureOverload::kLoad2dArrayLevelU32:
return R"(Texture.read(uint2(int2(1, 2)), 3, 4))";
case ValidTextureOverload::kLoad2dArrayLevelI32:
return R"(Texture.read(uint2(uint2(1u, 2u)), 3u, 4u))";
case ValidTextureOverload::kLoad3dLevelF32:
return R"(Texture.read(uint3(int3(1, 2, 3)), 4))";
case ValidTextureOverload::kLoad3dLevelU32:
return R"(Texture.read(uint3(int3(1, 2, 3)), 4))";
case ValidTextureOverload::kLoad3dLevelI32:
return R"(Texture.read(uint3(uint3(1u, 2u, 3u)), 4u))";
case ValidTextureOverload::kLoadMultisampled2dF32:
case ValidTextureOverload::kLoadMultisampled2dU32:
return R"(Texture.read(uint2(int2(1, 2)), 3))";
case ValidTextureOverload::kLoad2dLevelI32:
case ValidTextureOverload::kLoadMultisampled2dI32:
return R"(Texture.read(uint2(uint2(1u, 2u)), 3u))";
case ValidTextureOverload::kLoadDepth2dLevelF32:
return R"(Texture.read(uint2(int2(1, 2)), 3))";
case ValidTextureOverload::kLoadDepth2dArrayLevelF32:
return R"(Texture.read(uint2(uint2(1u, 2u)), 3u, 4u))";
case ValidTextureOverload::kLoadDepthMultisampled2dF32:
return R"(Texture.read(uint2(uint2(1u, 2u)), 3u))";
case ValidTextureOverload::kStoreWO1dRgba32float:
return R"(Texture.write(float4(2.0f, 3.0f, 4.0f, 5.0f), uint(1)))";
case ValidTextureOverload::kStoreWO2dRgba32float:
return R"(Texture.write(float4(3.0f, 4.0f, 5.0f, 6.0f), uint2(int2(1, 2))))";
case ValidTextureOverload::kStoreWO2dArrayRgba32float:
return R"(Texture.write(float4(4.0f, 5.0f, 6.0f, 7.0f), uint2(uint2(1u, 2u)), 3u))";
case ValidTextureOverload::kStoreWO3dRgba32float:
return R"(Texture.write(float4(4.0f, 5.0f, 6.0f, 7.0f), uint3(uint3(1u, 2u, 3u))))";
}
return "<unmatched texture overload>";
} // NOLINT - Ignore the length of this function
class MslGeneratorBuiltinTextureTest
: public TestParamHelper<ast::builtin::test::TextureOverloadCase> {};
TEST_P(MslGeneratorBuiltinTextureTest, 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*>(Assign(Phony(), 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 = Build();
utils::StringStream out;
ASSERT_TRUE(gen.EmitExpression(out, call)) << gen.error();
auto expected = expected_texture_overload(param.overload);
EXPECT_EQ(expected, out.str());
}
INSTANTIATE_TEST_SUITE_P(MslGeneratorBuiltinTextureTest,
MslGeneratorBuiltinTextureTest,
testing::ValuesIn(ast::builtin::test::TextureOverloadCase::ValidCases()));
} // namespace
} // namespace tint::writer::msl