1 // Copyright (c) 2017 Google Inc. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef TOOLS_COMP_MARKV_MODEL_SHADER_H_ 16 #define TOOLS_COMP_MARKV_MODEL_SHADER_H_ 17 18 #include "source/comp/markv_model.h" 19 20 namespace spvtools { 21 namespace comp { 22 23 // MARK-V shader compression model, which only uses fast and lightweight 24 // algorithms, which do not require training and are not heavily dependent on 25 // SPIR-V grammar. Compression ratio is worse than by other models. 26 class MarkvModelShaderLite : public MarkvModel { 27 public: 28 MarkvModelShaderLite(); 29 }; 30 31 // MARK-V shader compression model with balanced compression ratio and runtime 32 // performance. 33 class MarkvModelShaderMid : public MarkvModel { 34 public: 35 MarkvModelShaderMid(); 36 }; 37 38 // MARK-V shader compression model designed for maximum compression. 39 class MarkvModelShaderMax : public MarkvModel { 40 public: 41 MarkvModelShaderMax(); 42 }; 43 44 } // namespace comp 45 } // namespace spvtools 46 47 #endif // TOOLS_COMP_MARKV_MODEL_SHADER_H_ 48