1 // Copyright 2018 The SwiftShader Authors. All Rights Reserved. 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 VK_PIPELINE_LAYOUT_HPP_ 16 #define VK_PIPELINE_LAYOUT_HPP_ 17 18 #include "VkDescriptorSetLayout.hpp" 19 20 namespace vk { 21 22 class PipelineLayout : public Object<PipelineLayout, VkPipelineLayout> 23 { 24 public: 25 PipelineLayout(const VkPipelineLayoutCreateInfo *pCreateInfo, void *mem); 26 void destroy(const VkAllocationCallbacks *pAllocator); 27 28 static size_t ComputeRequiredAllocationSize(const VkPipelineLayoutCreateInfo *pCreateInfo); 29 30 size_t getNumDescriptorSets() const; 31 DescriptorSetLayout const *getDescriptorSetLayout(size_t descriptorSet) const; 32 33 // Returns the starting index into the pipeline's dynamic offsets array for 34 // the given descriptor set. 35 uint32_t getDynamicOffsetBase(size_t descriptorSet) const; 36 37 private: 38 uint32_t setLayoutCount = 0; 39 DescriptorSetLayout **setLayouts = nullptr; 40 uint32_t pushConstantRangeCount = 0; 41 VkPushConstantRange *pushConstantRanges = nullptr; 42 uint32_t *dynamicOffsetBases = nullptr; // Base offset per set layout. 43 }; 44 Cast(VkPipelineLayout object)45static inline PipelineLayout *Cast(VkPipelineLayout object) 46 { 47 return PipelineLayout::Cast(object); 48 } 49 50 } // namespace vk 51 52 #endif // VK_PIPELINE_LAYOUT_HPP_ 53