1 // 2 // Copyright 2019 Pixar 3 // 4 // Licensed under the Apache License, Version 2.0 (the "Apache License") 5 // with the following modification; you may not use this file except in 6 // compliance with the Apache License and the following modification to it: 7 // Section 6. Trademarks. is deleted and replaced with: 8 // 9 // 6. Trademarks. This License does not grant permission to use the trade 10 // names, trademarks, service marks, or product names of the Licensor 11 // and its affiliates, except as required to comply with Section 4(c) of 12 // the License and to reproduce the content of the NOTICE file. 13 // 14 // You may obtain a copy of the Apache License at 15 // 16 // http://www.apache.org/licenses/LICENSE-2.0 17 // 18 // Unless required by applicable law or agreed to in writing, software 19 // distributed under the Apache License with the above modification is 20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 21 // KIND, either express or implied. See the Apache License for the specific 22 // language governing permissions and limitations under the Apache License. 23 // 24 #ifndef PXR_IMAGING_HD_ST_VOLUME_SHADER_KEY_H 25 #define PXR_IMAGING_HD_ST_VOLUME_SHADER_KEY_H 26 27 #include "pxr/pxr.h" 28 #include "pxr/imaging/hd/version.h" 29 #include "pxr/imaging/hd/enums.h" 30 #include "pxr/imaging/hdSt/geometricShader.h" 31 #include "pxr/imaging/hdSt/shaderKey.h" 32 #include "pxr/base/tf/token.h" 33 34 PXR_NAMESPACE_OPEN_SCOPE 35 36 struct HdSt_VolumeShaderKey : public HdSt_ShaderKey 37 { 38 HdSt_VolumeShaderKey(); 39 ~HdSt_VolumeShaderKey(); 40 GetGlslfxFilenameHdSt_VolumeShaderKey41 TfToken const &GetGlslfxFilename() const override { return glslfx; } GetVSHdSt_VolumeShaderKey42 TfToken const *GetVS() const override { return VS; } GetFSHdSt_VolumeShaderKey43 TfToken const *GetFS() const override { return FS; } 44 GetPrimitiveTypeHdSt_VolumeShaderKey45 HdSt_GeometricShader::PrimitiveType GetPrimitiveType() const override { 46 return HdSt_GeometricShader::PrimitiveType::PRIM_VOLUME; 47 } 48 49 TfToken glslfx; 50 TfToken VS[3]; 51 TfToken FS[4]; 52 }; 53 54 55 PXR_NAMESPACE_CLOSE_SCOPE 56 57 #endif // HDST_VOLUME_SHADER_KEY 58