SPIRV-Tools/tools/comp/markv_model_shader.h
Andrey Tuganov 250a235a8d Add new compression algorithm and models
Add new "short descriptor" algorithm to MARK-V codec.

Add three shader compression models:
lite - fast, poor compression
mid - balanced
max - best compression
2017-11-21 17:32:58 -05:00

46 lines
1.4 KiB
C++

// Copyright (c) 2017 Google Inc.
//
// 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 SPIRV_TOOLS_MARKV_MODEL_SHADER_H_
#define SPIRV_TOOLS_MARKV_MODEL_SHADER_H_
#include "source/comp/markv_model.h"
namespace spvtools {
// MARK-V shader compression model, which only uses fast and lightweight
// algorithms, which do not require training and are not heavily dependent on
// SPIR-V grammar. Compression ratio is worse than by other models.
class MarkvModelShaderLite : public MarkvModel {
public:
MarkvModelShaderLite();
};
// MARK-V shader compression model with balanced compression ratio and runtime
// performance.
class MarkvModelShaderMid : public MarkvModel {
public:
MarkvModelShaderMid();
};
// MARK-V shader compression model designed for maximum compression.
class MarkvModelShaderMax : public MarkvModel {
public:
MarkvModelShaderMax();
};
} // namespace spvtools
#endif // SPIRV_TOOLS_MARKV_MODEL_SHADER_H_