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Resize buffer if size does not match required size

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This commit is contained in:
Georg Hagen
2024-06-04 11:43:19 +02:00
parent dc503acb73
commit 266b0321d9
1 changed files with 12 additions and 5 deletions
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17
openVulkanoCpp/Vulkan/Resources/ResourceManager.cpp
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@@ -305,16 +305,23 @@ namespace OpenVulkano::Vulkan
ManagedBuffer* ResourceManager::CreateBuffer(vk::DeviceSize size, const vk::BufferUsageFlags& usage, const vk::MemoryPropertyFlags& properties) ManagedBuffer* ResourceManager::CreateBuffer(vk::DeviceSize size, const vk::BufferUsageFlags& usage, const vk::MemoryPropertyFlags& properties)
{ {
size = Utils::Align(size, 16); size = Utils::Align(size, 16);
const vk::BufferCreateInfo bufferCreateInfo = { {}, size, usage, vk::SharingMode::eExclusive }; vk::BufferCreateInfo bufferCreateInfo = { {}, size, usage, vk::SharingMode::eExclusive };
vk::Buffer buffer = device.createBuffer(bufferCreateInfo); vk::Buffer buffer = device.createBuffer(bufferCreateInfo);
const vk::MemoryRequirements memoryRequirements = device.getBufferMemoryRequirements(buffer); const vk::MemoryRequirements memoryRequirements = device.getBufferMemoryRequirements(buffer);
uint32_t memtype = context->device->GetMemoryType(memoryRequirements.memoryTypeBits, properties); uint32_t memtype = context->device->GetMemoryType(memoryRequirements.memoryTypeBits, properties);
if (memoryRequirements.size != size) Logger::DATA->debug("Memory Requirement Size ({0}) != Size ({1})", memoryRequirements.size, size); if (memoryRequirements.size != size)
MemoryAllocation* allocation = GetFreeMemoryAllocation(memoryRequirements.size, memoryRequirements.alignment, memtype); {
Logger::DATA->debug("Memory Requirement Size ({0}) != Size ({1})", memoryRequirements.size, size);
size = memoryRequirements.size;
device.destroy(buffer);
bufferCreateInfo.size = size;
buffer = device.createBuffer(bufferCreateInfo);
}
MemoryAllocation* allocation = GetFreeMemoryAllocation(size, memoryRequirements.alignment, memtype);
uint32_t offset = Utils::Align(allocation->used, memoryRequirements.alignment); uint32_t offset = Utils::Align(allocation->used, memoryRequirements.alignment);
device.bindBufferMemory(buffer, allocation->memory, offset); device.bindBufferMemory(buffer, allocation->memory, offset);
allocation->used += memoryRequirements.size + (offset - allocation->used); allocation->used += size + (offset - allocation->used);
return new ManagedBuffer{ allocation, offset, memoryRequirements.size, buffer, usage, properties, nullptr }; return new ManagedBuffer{ allocation, offset, size, buffer, usage, properties, nullptr };
} }
MemoryAllocation* ResourceManager::CreateMemoryAllocation(size_t size, uint32_t type, bool addToCache) MemoryAllocation* ResourceManager::CreateMemoryAllocation(size_t size, uint32_t type, bool addToCache)