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// Copyright (c) 2020 André Perez Maselco
//
// 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.
#ifndef SOURCE_FUZZ_TRANSFORMATION_ADD_IMAGE_SAMPLE_UNUSED_COMPONENTS_H_
#define SOURCE_FUZZ_TRANSFORMATION_ADD_IMAGE_SAMPLE_UNUSED_COMPONENTS_H_
#include "source/fuzz/protobufs/spirvfuzz_protobufs.h"
#include "source/fuzz/transformation.h"
#include "source/fuzz/transformation_context.h"
#include "source/opt/ir_context.h"
namespace spvtools {
namespace fuzz {
class TransformationAddImageSampleUnusedComponents : public Transformation {
public:
explicit TransformationAddImageSampleUnusedComponents(
protobufs::TransformationAddImageSampleUnusedComponents message);
TransformationAddImageSampleUnusedComponents(
uint32_t coordinate_with_unused_components_id,
const protobufs::InstructionDescriptor& instruction_descriptor);
// - |coordinate_with_unused_components_id| must identify a vector such that
// the first components match the components of the image sample coordinate.
// - |message_.instruction_descriptor| must identify an image sample
// instruction
bool IsApplicable(
opt::IRContext* ir_context,
const TransformationContext& transformation_context) const override;
// Add unused components to an image sample coordinate by replacing the
// coordinate with |coordinate_with_unused_components_id|.
void Apply(opt::IRContext* ir_context,
TransformationContext* transformation_context) const override;
std::unordered_set<uint32_t> GetFreshIds() const override;
protobufs::Transformation ToMessage() const override;
private:
protobufs::TransformationAddImageSampleUnusedComponents message_;
};
} // namespace fuzz
} // namespace spvtools
#endif // SOURCE_FUZZ_TRANSFORMATION_ADD_IMAGE_SAMPLE_UNUSED_COMPONENTS_H_
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