1 // Copyright 2017 The Dawn 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 DAWNNATIVE_OPENGL_PIPELINELAYOUTGL_H_ 16 #define DAWNNATIVE_OPENGL_PIPELINELAYOUTGL_H_ 17 18 #include "dawn_native/PipelineLayout.h" 19 20 #include "common/ityp_array.h" 21 #include "common/ityp_vector.h" 22 #include "dawn_native/BindingInfo.h" 23 #include "dawn_native/opengl/opengl_platform.h" 24 25 namespace dawn_native { namespace opengl { 26 27 class Device; 28 29 class PipelineLayout final : public PipelineLayoutBase { 30 public: 31 PipelineLayout(Device* device, const PipelineLayoutDescriptor* descriptor); 32 33 using BindingIndexInfo = 34 ityp::array<BindGroupIndex, ityp::vector<BindingIndex, GLuint>, kMaxBindGroups>; 35 const BindingIndexInfo& GetBindingIndexInfo() const; 36 37 GLuint GetTextureUnitsUsed() const; 38 size_t GetNumSamplers() const; 39 size_t GetNumSampledTextures() const; 40 41 private: 42 ~PipelineLayout() override = default; 43 BindingIndexInfo mIndexInfo; 44 size_t mNumSamplers; 45 size_t mNumSampledTextures; 46 }; 47 48 }} // namespace dawn_native::opengl 49 50 #endif // DAWNNATIVE_OPENGL_PIPELINELAYOUTGL_H_ 51