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Vulkan: Decimate the texture allocator.

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Thin3D wasn't calling Begin/End, which lead to leaks eventually and OOM.

Was causing softgpu to crash.
This commit is contained in:
Unknown W. Brackets 2017-12-24 10:31:25 -08:00
parent 7f4da9b567
commit a7b3a1eb96
3 changed files with 7 additions and 5 deletions
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4
Common/Vulkan/VulkanMemory.cpp
View File

@ -157,7 +157,7 @@ void VulkanPushBuffer::Unmap() {
}
VulkanDeviceAllocator::VulkanDeviceAllocator(VulkanContext *vulkan, size_t minSlabSize, size_t maxSlabSize)
: vulkan_(vulkan), lastSlab_(0), minSlabSize_(minSlabSize), maxSlabSize_(maxSlabSize), memoryTypeIndex_(UNDEFINED_MEMORY_TYPE), destroyed_(false) {
: vulkan_(vulkan), minSlabSize_(minSlabSize), maxSlabSize_(maxSlabSize) {
assert((minSlabSize_ & (SLAB_GRAIN_SIZE - 1)) == 0);
}
@ -290,7 +290,7 @@ int VulkanDeviceAllocator::ComputeUsagePercent() const {
blocksUsed += slabs_[i].usage[j] != 0 ? 1 : 0;
}
}
return 100 * blocksUsed / blockSum;
return blockSum == 0 ? 0 : 100 * blocksUsed / blockSum;
}
void VulkanDeviceAllocator::Free(VkDeviceMemory deviceMemory, size_t offset) {

6
Common/Vulkan/VulkanMemory.h
View File

@ -190,9 +190,9 @@ private:
VulkanContext *const vulkan_;
std::vector<Slab> slabs_;
size_t lastSlab_;
size_t lastSlab_ = 0;
size_t minSlabSize_;
const size_t maxSlabSize_;
uint32_t memoryTypeIndex_;
bool destroyed_;
uint32_t memoryTypeIndex_ = UNDEFINED_MEMORY_TYPE;
bool destroyed_ = false;
};

2
ext/native/thin3d/thin3d_vulkan.cpp
View File

@ -779,6 +779,7 @@ void VKContext::BeginFrame() {
// OK, we now know that nothing is reading from this frame's data pushbuffer,
push_->Reset();
push_->Begin(vulkan_);
allocator_->Begin();
frame.descSets_.clear();
VkResult result = vkResetDescriptorPool(device_, frame.descriptorPool, 0);
@ -792,6 +793,7 @@ void VKContext::WaitRenderCompletion(Framebuffer *fbo) {
void VKContext::EndFrame() {
// Stop collecting data in the frame's data pushbuffer.
push_->End();
allocator_->End();
renderManager_.Finish();