wined3d: Framebuffer blits are affected by the color mask.

dlls/wined3d/device.c

@@ -5835,6 +5835,13 @@ void stretch_rect_fbo(IWineD3DDeviceImpl *device, IWineD3DSurfaceImpl *src_surfa
         context_apply_fbo_state_blit(context, GL_DRAW_FRAMEBUFFER, dst_surface, NULL);
         context_set_draw_buffer(context, GL_COLOR_ATTACHMENT0);
     }
+
+    glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
+    IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE));
+    IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE1));
+    IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE2));
+    IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE3));
+
     glDisable(GL_SCISSOR_TEST);
     IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_SCISSORTESTENABLE));
 

dlls/wined3d/swapchain.c

@@ -126,6 +126,12 @@ static void swapchain_blit(IWineD3DSwapChainImpl *This, struct wined3d_context *
         context_bind_fbo(context, GL_DRAW_FRAMEBUFFER, NULL);
         context_set_draw_buffer(context, GL_BACK);
 
+        glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
+        IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE));
+        IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE1));
+        IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE2));
+        IWineD3DDeviceImpl_MarkStateDirty(device, STATE_RENDER(WINED3DRS_COLORWRITEENABLE3));
+
         glDisable(GL_SCISSOR_TEST);
         IWineD3DDeviceImpl_MarkStateDirty(This->device, STATE_RENDER(WINED3DRS_SCISSORTESTENABLE));