blob: cac3d4306a0b48a6cbffcd7bd7c204bc3b8fef7c [file] [log] [blame]
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "src/gpu/vk/GrVkDescriptorPool.h"
#include "include/private/SkTemplates.h"
#include "src/gpu/vk/GrVkGpu.h"
GrVkDescriptorPool* GrVkDescriptorPool::Create(GrVkGpu* gpu, VkDescriptorType type,
uint32_t count) {
VkDescriptorPoolSize poolSize;
memset(&poolSize, 0, sizeof(VkDescriptorPoolSize));
poolSize.descriptorCount = count;
poolSize.type = type;
VkDescriptorPoolCreateInfo createInfo;
memset(&createInfo, 0, sizeof(VkDescriptorPoolCreateInfo));
createInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
createInfo.pNext = nullptr;
createInfo.flags = 0;
// This is an over/conservative estimate since each set may contain more than count descriptors.
createInfo.maxSets = count;
createInfo.poolSizeCount = 1;
createInfo.pPoolSizes = &poolSize;
VkDescriptorPool pool;
VkResult result;
GR_VK_CALL_RESULT(gpu, result, CreateDescriptorPool(gpu->device(), &createInfo, nullptr,
&pool));
if (result != VK_SUCCESS) {
return nullptr;
}
return new GrVkDescriptorPool(gpu, pool, type, count);
}
GrVkDescriptorPool::GrVkDescriptorPool(const GrVkGpu* gpu, VkDescriptorPool pool,
VkDescriptorType type, uint32_t count)
: INHERITED(gpu), fType(type), fCount(count), fDescPool(pool) {}
bool GrVkDescriptorPool::isCompatible(VkDescriptorType type, uint32_t count) const {
return fType == type && count <= fCount;
}
void GrVkDescriptorPool::freeGPUData() const {
// Destroying the VkDescriptorPool will automatically free and delete any VkDescriptorSets
// allocated from the pool.
GR_VK_CALL(fGpu->vkInterface(), DestroyDescriptorPool(fGpu->device(), fDescPool, nullptr));
}