Powei Feng
05ce5ead8d
- Use new descriptor set and layout caching - Remove descriptor set related code in VulkanPipelineCache - fix leaks for descriptor sets/layouts FIXES=248594812,325157400
65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
/*
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* Copyright (C) 2024 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "VulkanPipelineLayoutCache.h"
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#include <vulkan/VulkanResourceAllocator.h>
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namespace filament::backend {
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VkPipelineLayout VulkanPipelineLayoutCache::getLayout(
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VulkanDescriptorSetLayoutList const& descriptorSetLayouts) {
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PipelineLayoutKey key = {VK_NULL_HANDLE};
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uint8_t descSetLayoutCount = 0;
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for (auto layoutHandle: descriptorSetLayouts) {
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if (layoutHandle) {
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auto layout = mAllocator->handle_cast<VulkanDescriptorSetLayout*>(layoutHandle);
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key[descSetLayoutCount++] = layout->vklayout;
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}
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}
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auto iter = mPipelineLayouts.find(key);
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if (iter != mPipelineLayouts.end()) {
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PipelineLayoutCacheEntry& entry = mPipelineLayouts[key];
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entry.lastUsed = mTimestamp++;
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return entry.handle;
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}
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VkPipelineLayoutCreateInfo info{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
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.pNext = nullptr,
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.setLayoutCount = (uint32_t) descSetLayoutCount,
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.pSetLayouts = key.data(),
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.pushConstantRangeCount = 0,
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};
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VkPipelineLayout layout;
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vkCreatePipelineLayout(mDevice, &info, VKALLOC, &layout);
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mPipelineLayouts[key] = {
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.handle = layout,
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.lastUsed = mTimestamp++,
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};
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return layout;
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}
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void VulkanPipelineLayoutCache::terminate() noexcept {
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for (auto const& [key, entry]: mPipelineLayouts) {
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vkDestroyPipelineLayout(mDevice, entry.handle, VKALLOC);
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}
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}
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}// namespace filament::backend
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