|  | // 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. | 
|  |  | 
|  | //////////////////////////////////////////////////////////////////////////////// | 
|  | // File generated by tools/src/cmd/gen | 
|  | // using the template: | 
|  | //   src/tint/sem/parameter_usage.h.tmpl | 
|  | // | 
|  | // Do not modify this file directly | 
|  | //////////////////////////////////////////////////////////////////////////////// | 
|  |  | 
|  | #ifndef SRC_TINT_SEM_PARAMETER_USAGE_H_ | 
|  | #define SRC_TINT_SEM_PARAMETER_USAGE_H_ | 
|  |  | 
|  | namespace tint::sem { | 
|  |  | 
|  | /// ParameterUsage is extra metadata for identifying a parameter based on its | 
|  | /// overload position | 
|  | enum class ParameterUsage { | 
|  | kNone = -1, | 
|  | kArrayIndex, | 
|  | kBias, | 
|  | kComponent, | 
|  | kCoords, | 
|  | kDdx, | 
|  | kDdy, | 
|  | kDepthRef, | 
|  | kLevel, | 
|  | kOffset, | 
|  | kSampleIndex, | 
|  | kSampler, | 
|  | kTexture, | 
|  | kValue, | 
|  | kW, | 
|  | kX, | 
|  | kXy, | 
|  | kXyz, | 
|  | kY, | 
|  | kYz, | 
|  | kZ, | 
|  | kZw, | 
|  | kZyw, | 
|  | }; | 
|  |  | 
|  | /// @returns a string representation of the given parameter usage. | 
|  | const char* str(ParameterUsage usage); | 
|  |  | 
|  | }  // namespace tint::sem | 
|  |  | 
|  | #endif  // SRC_TINT_SEM_PARAMETER_USAGE_H_ |