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Vulkan: Add streaming buffers. #107335

Merged
Jeroen Bakker merged 1 commits from Jeroen-Bakker/blender:vulkan-streaming-buffers into main 2023-04-25 15:48:58 +02:00
Conversation 0 Commits 1 Files Changed 2 +6 -3
2 changed files with 6 additions and 3 deletions
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8
source/blender/gpu/vulkan/vk_buffer.cc
View File

@ -25,9 +25,8 @@ static VmaAllocationCreateFlagBits vma_allocation_flags(GPUUsageType usage)
{
switch (usage) {
case GPU_USAGE_STATIC:
return static_cast<VmaAllocationCreateFlagBits>(
VMA_ALLOCATION_CREATE_HOST_ACCESS_RANDOM_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT);
case GPU_USAGE_DYNAMIC:
case GPU_USAGE_STREAM:
return static_cast<VmaAllocationCreateFlagBits>(
VMA_ALLOCATION_CREATE_HOST_ACCESS_RANDOM_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT);
case GPU_USAGE_DEVICE_ONLY:
@ -35,7 +34,6 @@ static VmaAllocationCreateFlagBits vma_allocation_flags(GPUUsageType usage)
VMA_ALLOCATION_CREATE_HOST_ACCESS_RANDOM_BIT |
VMA_ALLOCATION_CREATE_DEDICATED_MEMORY_BIT);
case GPU_USAGE_FLAG_BUFFER_TEXTURE_ONLY:
case GPU_USAGE_STREAM:
break;
}
BLI_assert_msg(false, "Unimplemented GPUUsageType");
@ -83,6 +81,10 @@ void VKBuffer::update(const void *data) const
{
BLI_assert_msg(is_mapped(), "Cannot update a non-mapped buffer.");
memcpy(mapped_memory_, data, size_in_bytes_);
VKContext &context = *VKContext::get();
VmaAllocator mem_allocator = context.mem_allocator_get();
vmaFlushAllocation(mem_allocator, allocation_, 0, VK_WHOLE_SIZE);
}
void VKBuffer::clear(VKContext &context, uint32_t clear_value)

1
source/blender/gpu/vulkan/vk_buffer.hh
View File

@ -63,4 +63,5 @@ class VKBuffer {
bool map(VKContext &context);
void unmap(VKContext &context);
};
} // namespace blender::gpu