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GPU: Fix Vulkan backend never checking deallocations (#12567)

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---------

Co-authored-by: Sam Lantinga <slouken@libsdl.org>
(cherry picked from commit 0bd70684b3)
This commit is contained in:
Evan Hemsley
2025-03-17 13:19:41 -07:00
committed by Sam Lantinga
parent cd673c8254
commit daf468e141
1 changed files with 8 additions and 4 deletions
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12
src/gpu/vulkan/SDL_gpu_vulkan.c
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@@ -1135,6 +1135,7 @@ struct VulkanRenderer
VulkanMemoryAllocator *memoryAllocator;
VkPhysicalDeviceMemoryProperties memoryProperties;
bool checkEmptyAllocations;
WindowData **claimedWindows;
Uint32 claimedWindowCount;
@@ -1577,6 +1578,10 @@ static void VULKAN_INTERNAL_RemoveMemoryUsedRegion(
usedRegion->offset,
usedRegion->size);
if (usedRegion->allocation->usedRegionCount == 0) {
renderer->checkEmptyAllocations = true;
}
SDL_free(usedRegion);
SDL_UnlockMutex(renderer->allocatorLock);
@@ -10433,7 +10438,6 @@ static bool VULKAN_Submit(
VkPipelineStageFlags waitStages[MAX_PRESENT_COUNT];
Uint32 swapchainImageIndex;
VulkanTextureSubresource *swapchainTextureSubresource;
Uint8 commandBufferCleaned = 0;
VulkanMemorySubAllocator *allocator;
bool presenting = false;
@@ -10549,12 +10553,10 @@ static bool VULKAN_Submit(
renderer,
renderer->submittedCommandBuffers[i],
false);
commandBufferCleaned = 1;
}
}
if (commandBufferCleaned) {
if (renderer->checkEmptyAllocations) {
SDL_LockMutex(renderer->allocatorLock);
for (Uint32 i = 0; i < VK_MAX_MEMORY_TYPES; i += 1) {
@@ -10570,6 +10572,8 @@ static bool VULKAN_Submit(
}
}
renderer->checkEmptyAllocations = false;
SDL_UnlockMutex(renderer->allocatorLock);
}