- fix model shutdown crash

src/rendering/vulkan/system/vk_buffers.cpp

@@ -6,9 +6,22 @@
 #include "vulkan/renderer/vk_renderpass.h"
 #include "doomerrors.h"
 
+VKBuffer *VKBuffer::First = nullptr;
+
+VKBuffer::VKBuffer()
+{
+	Next = First;
+	First = this;
+	if (Next) Next->Prev = this;
+}
+
 VKBuffer::~VKBuffer()
 {
-	if (map)
+	if (Next) Next->Prev = Prev;
+	if (Prev) Prev->Next = Next;
+	else First = Next;
+
+	if (mBuffer && map)
 		mBuffer->Unmap();
 
 	auto fb = GetVulkanFrameBuffer();
@@ -16,6 +29,14 @@ VKBuffer::~VKBuffer()
 		fb->FrameDeleteList.Buffers.push_back(std::move(mBuffer));
 }
 
+void VKBuffer::Reset()
+{
+	if (mBuffer && map)
+		mBuffer->Unmap();
+	mBuffer.reset();
+	mStaging.reset();
+}
+
 void VKBuffer::SetData(size_t size, const void *data, bool staticdata)
 {
 	auto fb = GetVulkanFrameBuffer();

src/rendering/vulkan/system/vk_buffers.h

@@ -13,8 +13,11 @@
 class VKBuffer : virtual public IBuffer
 {
 public:
+	VKBuffer();
 	~VKBuffer();
 
+	void Reset();
+
 	void SetData(size_t size, const void *data, bool staticdata) override;
 	void SetSubData(size_t offset, size_t size, const void *data) override;
 	void Resize(size_t newsize) override;
@@ -25,6 +28,10 @@ public:
 	void *Lock(unsigned int size) override;
 	void Unlock() override;
 
+	static VKBuffer *First;
+	VKBuffer *Prev = nullptr;
+	VKBuffer *Next = nullptr;
+
 	VkBufferUsageFlags mBufferType = 0;
 	std::unique_ptr<VulkanBuffer> mBuffer;
 	std::unique_ptr<VulkanBuffer> mStaging;

src/rendering/vulkan/system/vk_framebuffer.cpp

@@ -89,6 +89,9 @@ VulkanFrameBuffer::~VulkanFrameBuffer()
 	for (VkHardwareTexture *cur = VkHardwareTexture::First; cur; cur = cur->Next)
 		cur->Reset();
 
+	for (VKBuffer *cur = VKBuffer::First; cur; cur = cur->Next)
+		cur->Reset();
+
 	PPResource::ResetAll();
 
 	delete MatricesUBO;