Allow MakePixelTexture to use a subrange.

For example, if it has a larger texture it wants to reuse, it can control
this via texcoords.  Let's keep it at top left, though.

GPU/Common/FramebufferCommon.cpp

@@ -695,7 +695,11 @@ void FramebufferManagerCommon::UpdateFromMemory(u32 addr, int size, bool safe) {
 void FramebufferManagerCommon::DrawPixels(VirtualFramebuffer *vfb, int dstX, int dstY, const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) {
 	textureCache_->ForgetLastTexture();
 	shaderManager_->DirtyLastShader();  // On GL, important that this is BEFORE drawing
+	float u0 = 0.0f, u1 = 1.0f;
 	float v0 = 0.0f, v1 = 1.0f;
+
+	MakePixelTexture(srcPixels, srcPixelFormat, srcStride, width, height, u1, v1);
+
 	if (useBufferedRendering_ && vfb && vfb->fbo) {
 		draw_->BindFramebufferAsRenderTarget(vfb->fbo);
 		SetViewport2D(0, 0, vfb->renderWidth, vfb->renderHeight);
@@ -707,20 +711,20 @@ void FramebufferManagerCommon::DrawPixels(VirtualFramebuffer *vfb, int dstX, int
 		CenterDisplayOutputRect(&x, &y, &w, &h, 480.0f, 272.0f, (float)pixelWidth_, (float)pixelHeight_, ROTATION_LOCKED_HORIZONTAL);
 		SetViewport2D(x, y, w, h);
 	}
-
-	MakePixelTexture(srcPixels, srcPixelFormat, srcStride, width, height);
 	DisableState();
 
 	bool linearFilter = vfb || g_Config.iBufFilter == SCALE_LINEAR;
 	Bind2DShader();
-	DrawActiveTexture(dstX, dstY, width, height, vfb->bufferWidth, vfb->bufferHeight, 0.0f, v0, 1.0f, v1, ROTATION_LOCKED_HORIZONTAL, linearFilter);
+	DrawActiveTexture(dstX, dstY, width, height, vfb->bufferWidth, vfb->bufferHeight, u0, v0, u1, v1, ROTATION_LOCKED_HORIZONTAL, linearFilter);
 }
 
 void FramebufferManagerCommon::DrawFramebufferToOutput(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, bool applyPostShader) {
 	textureCache_->ForgetLastTexture();
 	shaderManager_->DirtyLastShader();
 
-	MakePixelTexture(srcPixels, srcPixelFormat, srcStride, 512, 272);
+	float u0 = 0.0f, u1 = 480.0f / 512.0f;
+	float v0 = 0.0f, v1 = 1.0f;
+	MakePixelTexture(srcPixels, srcPixelFormat, srcStride, 512, 272, u1, v1);
 
 	DisableState();
 
@@ -745,8 +749,6 @@ void FramebufferManagerCommon::DrawFramebufferToOutput(const u8 *srcPixels, GEBu
 	} else {
 		Bind2DShader();
 	}
-	float u0 = 0.0f, u1 = 480.0f / 512.0f;
-	float v0 = 0.0f, v1 = 1.0f;
 
 	// We are drawing directly to the back buffer.
 	if (needBackBufferYSwap_)

GPU/Common/FramebufferCommon.h

@@ -274,7 +274,7 @@ public:
 protected:
 	virtual void SetViewport2D(int x, int y, int w, int h);
 	void CalculatePostShaderUniforms(int bufferWidth, int bufferHeight, int renderWidth, int renderHeight, PostShaderUniforms *uniforms);
-	virtual void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) = 0;
+	virtual void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) = 0;
 	virtual void DrawActiveTexture(float x, float y, float w, float h, float destW, float destH, float u0, float v0, float u1, float v1, int uvRotation, bool linearFilter) = 0;
 	virtual void Bind2DShader() = 0;
 	virtual void BindPostShader(const PostShaderUniforms &uniforms) = 0;

GPU/D3D11/FramebufferManagerD3D11.cpp

@@ -287,7 +287,7 @@ void FramebufferManagerD3D11::CompilePostShader() {
 	usePostShader_ = true;
 }
 
-void FramebufferManagerD3D11::MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) {
+void FramebufferManagerD3D11::MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) {
 	u8 *convBuf = NULL;
 
 	// TODO: Check / use D3DCAPS2_DYNAMICTEXTURES?

GPU/D3D11/FramebufferManagerD3D11.h

@@ -96,7 +96,7 @@ private:
 	void CompilePostShader();
 	void BindPostShader(const PostShaderUniforms &uniforms) override;
 	void Bind2DShader() override;
-	void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) override;
+	void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) override;
 	void PackFramebufferD3D11_(VirtualFramebuffer *vfb, int x, int y, int w, int h);
 	void PackDepthbuffer(VirtualFramebuffer *vfb, int x, int y, int w, int h);
 	void SimpleBlit(

GPU/D3D11/StencilBufferD3D11.cpp

@@ -190,7 +190,9 @@ bool FramebufferManagerD3D11::NotifyStencilUpload(u32 addr, int size, bool skipZ
 
 	u16 w = dstBuffer->renderWidth;
 	u16 h = dstBuffer->renderHeight;
-	MakePixelTexture(src, dstBuffer->format, dstBuffer->fb_stride, dstBuffer->bufferWidth, dstBuffer->bufferHeight);
+	float u1 = 1.0f;
+	float v1 = 1.0f;
+	MakePixelTexture(src, dstBuffer->format, dstBuffer->fb_stride, dstBuffer->bufferWidth, dstBuffer->bufferHeight, u1, v1);
 	if (dstBuffer->fbo) {
 		draw_->BindFramebufferAsRenderTarget(dstBuffer->fbo);
 	} else {
@@ -207,9 +209,9 @@ bool FramebufferManagerD3D11::NotifyStencilUpload(u32 addr, int size, bool skipZ
 
 	float coord[20] = {
 		0.0f,0.0f,0.0f, 0.0f,0.0f,
-		fw,0.0f,0.0f, 1.0f,0.0f,
-		0.0f,fh,0.0f, 0.0f,1.0f,
-		fw,fh,0.0f, 1.0f,1.0f,
+		fw,0.0f,0.0f, u1,0.0f,
+		0.0f,fh,0.0f, 0.0f,v1,
+		fw,fh,0.0f, u1,v1,
 	};
 	// I think all these calculations pretty much cancel out?
 	float invDestW = 1.0f / (fw * 0.5f);

GPU/Directx9/FramebufferDX9.cpp

@@ -178,7 +178,7 @@ static const D3DVERTEXELEMENT9 g_FramebufferVertexElements[] = {
 		shaderManager_ = sm;
 	}
 
-	void FramebufferManagerDX9::MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) {
+	void FramebufferManagerDX9::MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) {
 		u8 *convBuf = NULL;
 		D3DLOCKED_RECT rect;
 

GPU/Directx9/FramebufferDX9.h

@@ -97,7 +97,7 @@ protected:
 	void UpdateDownloadTempBuffer(VirtualFramebuffer *nvfb) override;
 
 private:
-	void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) override;
+	void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) override;
 	void PackFramebufferDirectx9_(VirtualFramebuffer *vfb, int x, int y, int w, int h);
 	void PackDepthbuffer(VirtualFramebuffer *vfb, int x, int y, int w, int h);
 	bool GetRenderTargetFramebuffer(LPDIRECT3DSURFACE9 renderTarget, LPDIRECT3DSURFACE9 offscreen, int w, int h, GPUDebugBuffer &buffer);

GPU/Directx9/StencilBufferDX9.cpp

@@ -226,7 +226,9 @@ bool FramebufferManagerDX9::NotifyStencilUpload(u32 addr, int size, bool skipZer
 	D3DVIEWPORT9 vp{ 0, 0, w, h, 0.0f, 1.0f };
 	device_->SetViewport(&vp);
 
-	MakePixelTexture(src, dstBuffer->format, dstBuffer->fb_stride, dstBuffer->bufferWidth, dstBuffer->bufferHeight);
+	float u1 = 1.0f;
+	float v1 = 1.0f;
+	MakePixelTexture(src, dstBuffer->format, dstBuffer->fb_stride, dstBuffer->bufferWidth, dstBuffer->bufferHeight, u1, v1);
 
 	device_->Clear(0, NULL, D3DCLEAR_TARGET | D3DCLEAR_STENCIL, D3DCOLOR_RGBA(0, 0, 0, 0), 0.0f, 0);
 
@@ -236,9 +238,9 @@ bool FramebufferManagerDX9::NotifyStencilUpload(u32 addr, int size, bool skipZer
 	float fh = dstBuffer->height;
 	float coord[20] = {
 		0.0f,0.0f,0.0f, 0.0f,0.0f,
-		fw,0.0f,0.0f, 1.0f,0.0f,
-		fw,fh,0.0f, 1.0f,1.0f,
-		0.0f,fh,0.0f, 0.0f,1.0f,
+		fw,0.0f,0.0f, u1,0.0f,
+		fw,fh,0.0f, u1,v1,
+		0.0f,fh,0.0f, 0.0f,v1,
 	};
 	float invDestW = 1.0f / (fw * 0.5f);
 	float invDestH = 1.0f / (fh * 0.5f);

GPU/GLES/FramebufferManagerGLES.cpp

@@ -272,7 +272,7 @@ FramebufferManagerGLES::~FramebufferManagerGLES() {
 	delete [] convBuf_;
 }
 
-void FramebufferManagerGLES::MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) {
+void FramebufferManagerGLES::MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) {
 	if (drawPixelsTex_ && (drawPixelsTexFormat_ != srcPixelFormat || drawPixelsTexW_ != width || drawPixelsTexH_ != height)) {
 		glDeleteTextures(1, &drawPixelsTex_);
 		drawPixelsTex_ = 0;

GPU/GLES/FramebufferManagerGLES.h

@@ -106,7 +106,7 @@ protected:
 	void UpdateDownloadTempBuffer(VirtualFramebuffer *nvfb) override;
 
 private:
-	void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) override;
+	void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) override;
 	void Bind2DShader() override;
 	void BindPostShader(const PostShaderUniforms &uniforms) override;
 	void CompileDraw2DProgram();

GPU/GLES/StencilBufferGLES.cpp

@@ -189,7 +189,9 @@ bool FramebufferManagerGLES::NotifyStencilUpload(u32 addr, int size, bool skipZe
 	}
 	glViewport(0, 0, w, h);
 
-	MakePixelTexture(src, dstBuffer->format, dstBuffer->fb_stride, dstBuffer->bufferWidth, dstBuffer->bufferHeight);
+	float u1 = 1.0f;
+	float v1 = 1.0f;
+	MakePixelTexture(src, dstBuffer->format, dstBuffer->fb_stride, dstBuffer->bufferWidth, dstBuffer->bufferHeight, u1, v1);
 	textureCacheGL_->ForgetLastTexture();
 
 	glClearStencil(0);
@@ -213,7 +215,7 @@ bool FramebufferManagerGLES::NotifyStencilUpload(u32 addr, int size, bool skipZe
 			glstate.stencilMask.set(i);
 			glUniform1f(u_stencilValue, i * (1.0f / 255.0f));
 		}
-		DrawActiveTexture(0, 0, dstBuffer->width, dstBuffer->height, dstBuffer->bufferWidth, dstBuffer->bufferHeight, 0.0f, 0.0f, 1.0f, 1.0f, ROTATION_LOCKED_HORIZONTAL, false);
+		DrawActiveTexture(0, 0, dstBuffer->width, dstBuffer->height, dstBuffer->bufferWidth, dstBuffer->bufferHeight, 0.0f, 0.0f, u1, v1, ROTATION_LOCKED_HORIZONTAL, false);
 	}
 	glstate.stencilMask.set(0xFF);
 

GPU/Vulkan/FramebufferVulkan.cpp

@@ -335,7 +335,7 @@ void FramebufferManagerVulkan::Init() {
 	resized_ = true;
 }
 
-void FramebufferManagerVulkan::MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) {
+void FramebufferManagerVulkan::MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) {
 	if (drawPixelsTex_ && (drawPixelsTexFormat_ != srcPixelFormat || drawPixelsTex_->GetWidth() != width || drawPixelsTex_->GetHeight() != height)) {
 		delete drawPixelsTex_;
 		drawPixelsTex_ = nullptr;

GPU/Vulkan/FramebufferVulkan.h

@@ -135,7 +135,7 @@ protected:
 private:
 
 	// The returned texture does not need to be free'd, might be returned from a pool (currently single entry)
-	void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height) override;
+	void MakePixelTexture(const u8 *srcPixels, GEBufferFormat srcPixelFormat, int srcStride, int width, int height, float &u1, float &v1) override;
 	void DoNotifyDraw();
 
 	VkCommandBuffer AllocFrameCommandBuffer();