| 75 | } |
| 76 | |
| 77 | MemChunk VulkanMemoryPool::allocMemory(const VkMemoryRequirements& requirements, VkFlags extraMask, |
| 78 | bool separate) { |
| 79 | uint32_t index = 0; |
| 80 | auto typeBits = requirements.memoryTypeBits; |
| 81 | for (uint32_t i = 0; i < mDevice.memProty().memoryTypeCount; i++) { |
| 82 | if ((typeBits & 1) == 1) { |
| 83 | // Type is available, does it match user properties? |
| 84 | if ((mDevice.memProty().memoryTypes[i].propertyFlags & extraMask) == extraMask) { |
| 85 | index = i; |
| 86 | break; |
| 87 | } |
| 88 | } |
| 89 | typeBits >>= 1; |
| 90 | } |
| 91 | MNN_ASSERT(index >= 0); |
| 92 | MNN_ASSERT(index < mAllocators.size()); |
| 93 | auto mem = mAllocators[index]->alloc(requirements.size, separate, requirements.alignment); |
| 94 | MNN_ASSERT(mem.second % requirements.alignment ==0); |
| 95 | return mem; |
| 96 | } |
| 97 | |
| 98 | void VulkanMemoryPool::returnMemory(MemChunk memory) { |
| 99 | auto mem = (VulkanMemory*)memory.first; |
no test coverage detected