Assorted fixes for memory leaks etc

GPU/D3D11/FramebufferManagerD3D11.cpp

@@ -120,6 +120,9 @@ FramebufferManagerD3D11::FramebufferManagerD3D11(Draw::DrawContext *draw)
 
 FramebufferManagerD3D11::~FramebufferManagerD3D11() {
 	// Drawing cleanup
+	if (vbFullScreenRect_) {
+		vbFullScreenRect_->Release();
+	}
 	if (pFramebufferVertexShader_) {
 		pFramebufferVertexShader_->Release();
 		pFramebufferVertexShader_ = nullptr;
@@ -132,6 +135,9 @@ FramebufferManagerD3D11::~FramebufferManagerD3D11() {
 	if (drawPixelsTex_) {
 		drawPixelsTex_->Release();
 	}
+	if (drawPixelsTexView_) {
+		drawPixelsTexView_->Release();
+	}
 
 	// FBO cleanup
 	for (auto it = tempFBOs_.begin(), end = tempFBOs_.end(); it != end; ++it) {

GPU/D3D11/FramebufferManagerD3D11.h

@@ -127,7 +127,7 @@ private:
 	ShaderManagerD3D11 *shaderManager_;
 	DrawEngineD3D11 *drawEngine_;
 
-	ID3D11Buffer *vbFullScreenRect_;
+	ID3D11Buffer *vbFullScreenRect_ = nullptr;
 	UINT vbFullScreenStride_ = 20;
 	UINT vbFullScreenOffset_ = 0;
 

GPU/D3D11/GPU_D3D11.cpp

@@ -479,9 +479,11 @@ GPU_D3D11::GPU_D3D11(GraphicsContext *gfxCtx, Draw::DrawContext *draw)
 GPU_D3D11::~GPU_D3D11() {
 	delete depalShaderCache_;
 	framebufferManagerD3D11_->DestroyAllFBOs(true);
+	delete framebufferManagerD3D11_;
 	shaderManagerD3D11_->ClearShaders();
-	draw_->BindPipeline(nullptr);
 	delete shaderManagerD3D11_;
+	delete textureCacheD3D11_;
+	draw_->BindPipeline(nullptr);
 	stockD3D11.Destroy();
 }
 

GPU/D3D11/TextureCacheD3D11.cpp

@@ -1110,8 +1110,9 @@ void TextureCacheD3D11::LoadTextureLevel(TexCacheEntry &entry, ReplacedTexture &
 				tfmt = DXGI_FORMAT_R8G8B8A8_UNORM;
 			}
 		}
+
 		D3D11_TEXTURE2D_DESC desc{};
-		// TODO: Make it immutable, will requires some code restructuring though.
+		// TODO: Make it DEFAULT or immutable, required for multiple mip levels. Will require some code restructuring though.
 		desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
 		desc.Usage = D3D11_USAGE_DYNAMIC;
 		desc.ArraySize = 1;

GPU/Directx9/GPU_DX9.cpp

@@ -513,6 +513,8 @@ void GPU_DX9::CheckGPUFeatures() {
 
 GPU_DX9::~GPU_DX9() {
 	framebufferManagerDX9_->DestroyAllFBOs(true);
+	delete framebufferManagerDX9_;
+	delete textureCache_;
 	shaderManagerDX9_->ClearCache(true);
 	delete shaderManagerDX9_;
 }

GPU/GLES/GPU_GLES.cpp

@@ -495,7 +495,8 @@ GPU_GLES::~GPU_GLES() {
 	}
 	delete shaderManagerGL_;
 	shaderManagerGL_ = nullptr;
-
+	delete framebufferManagerGL_;
+	delete textureCacheGL_;
 #ifdef _WIN32
 	gfxCtx_->SwapInterval(0);
 #endif

GPU/GPUCommon.cpp

@@ -54,7 +54,6 @@ GPUCommon::GPUCommon(GraphicsContext *gfxCtx, Draw::DrawContext *draw) :
 }
 
 GPUCommon::~GPUCommon() {
-	delete framebufferManager_;
 }
 
 void GPUCommon::BeginHostFrame() {

Windows/GPU/D3D11Context.cpp

@@ -111,6 +111,11 @@ void D3D11Context::Resize() {
 }
 
 void D3D11Context::Shutdown() {
+	delete draw_;
+	draw_ = nullptr;
+	context_->ClearState();
+	context_->Flush();
+
 #ifdef _DEBUG
 	d3dInfoQueue_->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_CORRUPTION, false);
 	d3dInfoQueue_->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_ERROR, false);
@@ -121,27 +126,10 @@ void D3D11Context::Shutdown() {
 #endif
 	d3dDebug_->Release();
 	d3dInfoQueue_->Release();
-	context_->ClearState();
-	context_->Flush();
-
-	delete draw_;
-	draw_ = nullptr;
 
 	context_->Release();
 	context_ = nullptr;
 	device_->Release();
 	device_ = nullptr;
-	/*
-	DX9::DestroyShaders();
-	device->EndScene();
-	device->Release();
-	d3d->Release();
-	UnloadD3DXDynamic();
-	DX9::pD3Ddevice = nullptr;
-	DX9::pD3DdeviceEx = nullptr;
-	DX9::pD3D = nullptr;
-	*/
 	hWnd_ = nullptr;
-	// FreeLibrary(hD3D11);
-	// hD3D11 = nullptr;
 }