Alternative framebuffer approach

GPU/GLES/Framebuffer.cpp

@@ -617,26 +617,11 @@ static void EstimateDrawingSize(int &drawing_width, int &drawing_height) {
 	}
 
 	if (fb_stride > 0 && fb_stride < 512) {
-		// Correct scissor size has to be used to render like character shadow in Mortal Kombat .
-		if (fb_stride == scissor_width && region_width != scissor_width) { 
-			drawing_width = scissor_width;
-			drawing_height = scissor_height;
-		} else {
-			drawing_width = viewport_width;
-			drawing_height = viewport_height;
-		}
+		drawing_width = viewport_width;
+		drawing_height = viewport_height;	
 	} else {
-		// Correct region size has to be used when fb_width equals to region_width for exmaple GTA/Midnight Club/MSG Peace Maker .
-		if (fb_stride == region_width && region_width == viewport_width) { 
-			drawing_width = region_width;
-			drawing_height = region_height;
-		} else if (fb_stride == viewport_width) { 
-			drawing_width = viewport_width;
-			drawing_height = viewport_height;
-		} else {
-			drawing_width = default_width;
-			drawing_height = default_height;
-		}
+		drawing_width = region_width;
+		drawing_height = region_height;
 	}
 }
 
@@ -721,19 +706,14 @@ void FramebufferManager::SetRenderFrameBuffer() {
 	VirtualFramebuffer *vfb = 0;
 	for (size_t i = 0; i < vfbs_.size(); ++i) {
 		VirtualFramebuffer *v = vfbs_[i];
-		if (MaskedEqual(v->fb_address, fb_address)) {
+		if (MaskedEqual(v->fb_address, fb_address) && v->format == fmt) {
 			vfb = v;
 			// Update fb stride in case it changed
 			vfb->fb_stride = fb_stride;
 			if (v->width < drawing_width && v->height < drawing_height) {
 				v->width = drawing_width;
 				v->height = drawing_height;
 			}
-			if (v->format != fmt) {
-				v->width = drawing_width;
-				v->height = drawing_height;
-				v->format = fmt;
-			}
 			break;
 		}
 	}