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Merge pull request #373 from mahkoh/jorth/descriptor-buffer-too-optimistic

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vulkan: don't equate buffer size with allocation size
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mahkoh 2025-02-19 11:06:32 +01:00 • committed by GitHub
commit 616bd5b3da
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1 changed files with 3 additions and 1 deletions
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4
src/gfx_apis/vulkan/descriptor_buffer.rs
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@ -63,6 +63,8 @@ impl VulkanDescriptorBufferCache {
self: &Rc<Self>, self: &Rc<Self>,
capacity: DeviceSize, capacity: DeviceSize,
) -> Result<VulkanDescriptorBuffer, VulkanError> { ) -> Result<VulkanDescriptorBuffer, VulkanError> {
const MIN_ALLOCATION: DeviceSize = 1024;
let capacity = capacity.max(MIN_ALLOCATION);
let mut smallest = None; let mut smallest = None;
let mut smallest_size = DeviceSize::MAX; let mut smallest_size = DeviceSize::MAX;
let mut fitting = None; let mut fitting = None;
@ -128,7 +130,7 @@ impl VulkanDescriptorBufferCache {
cache: self.clone(), cache: self.clone(),
buffer: ManuallyDrop::new(VulkanDescriptorBufferUnused { buffer: ManuallyDrop::new(VulkanDescriptorBufferUnused {
device: self.device.clone(), device: self.device.clone(),
size: allocation.size, size,
buffer, buffer,
allocation, allocation,
address, address,