| /* |
| * Copyright 2023 Google LLC |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef skgpu_graphite_VulkanDescriptorPool_DEFINED |
| #define skgpu_graphite_VulkanDescriptorPool_DEFINED |
| |
| #include "include/core/SkRefCnt.h" |
| |
| #include "include/core/SkSpan.h" |
| #include "src/gpu/graphite/DescriptorData.h" |
| #include "src/gpu/graphite/vk/VulkanGraphiteUtilsPriv.h" |
| |
| namespace skgpu::graphite { |
| |
| class VulkanSharedContext; |
| |
| class VulkanDescriptorPool : public SkRefCnt { |
| public: |
| // Conservative upper bound of number of sets supported per pool. |
| static constexpr int kMaxNumSets = 512; |
| /** |
| * Given a span of descriptor types and counts, a descriptor pool will be created which houses |
| * enough of the descriptor types and quantities requested to allocate the maximum number of |
| * sets possible (kMaxNumSets). Counts must be > 0. |
| */ |
| static sk_sp<VulkanDescriptorPool> Make(const VulkanSharedContext*, |
| SkSpan<DescriptorData>, |
| VkDescriptorSetLayout); |
| |
| VkDescriptorPool descPool() { return fDescPool; } |
| |
| const VkDescriptorSetLayout* descSetLayout() { |
| SkASSERT(fDescSetLayout != VK_NULL_HANDLE); |
| return &fDescSetLayout; |
| } |
| |
| private: |
| // Conservative overestimation of a maximum number of descriptors of any given type that can be |
| // requested. |
| static constexpr int kMaxNumDescriptors = 1024; |
| |
| VulkanDescriptorPool(const VulkanSharedContext*, |
| VkDescriptorPool, |
| VkDescriptorSetLayout); |
| ~VulkanDescriptorPool() override; |
| |
| const VulkanSharedContext* fSharedContext; |
| VkDescriptorPool fDescPool; |
| // The VulkanDescriptorPool has ownership of the VkDescSetLayout used to allocate sets from this |
| // pool. |
| VkDescriptorSetLayout fDescSetLayout; |
| }; |
| } // namespace skgpu::graphite |
| |
| #endif // skgpu_graphite_VulkanDescriptorPool_DEFINED |