1 // Copyright 2018 The Amber Authors. 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 AMBER_SHADER_INFO_H_ 16 #define AMBER_SHADER_INFO_H_ 17 18 #include <string> 19 #include <vector> 20 21 namespace amber { 22 23 enum ShaderFormat { 24 kShaderFormatDefault = 0, 25 kShaderFormatText, 26 kShaderFormatGlsl, 27 kShaderFormatHlsl, 28 kShaderFormatSpirvAsm, 29 kShaderFormatSpirvHex, 30 kShaderFormatOpenCLC, 31 }; 32 33 enum ShaderType { 34 kShaderTypeCompute = 0, 35 kShaderTypeGeometry, 36 kShaderTypeFragment, 37 kShaderTypeVertex, 38 kShaderTypeTessellationControl, 39 kShaderTypeTessellationEvaluation, 40 kShaderTypeMulti, 41 }; 42 43 /// Stores information for a shader. 44 struct ShaderInfo { 45 /// The format of the shader. 46 ShaderFormat format; 47 /// The type of shader. 48 ShaderType type; 49 /// This is a unique name for this shader. The name is produced from the 50 /// input script, possibly with extra prefix contents. This name, if used 51 /// in the ShaderMap will map to this specific shader. 52 std::string shader_name; 53 /// This is the shader source, the source is in the |format| given above. 54 std::string shader_source; 55 /// A list of SPIR-V optimization passes to execute on the shader. 56 std::vector<std::string> optimizations; 57 /// Target environment for the shader compilation. 58 std::string target_env; 59 /// The shader SPIR-V if it was compiled by Amber 60 std::vector<uint32_t> shader_data; 61 }; 62 63 } // namespace amber 64 65 #endif // AMBER_SHADER_INFO_H_ 66