[Draw][Qt] Fix background of board computer.

diff --git a/source/src/qt/common/qt_gldraw.cpp b/source/src/qt/common/qt_gldraw.cpp
index 22e5d77..c866580 100644 (file)
--- a/source/src/qt/common/qt_gldraw.cpp
+++ b/source/src/qt/common/qt_gldraw.cpp
@@ -485,17 +485,23 @@ void GLDrawClass::resizeGL(int width, int height)
        
 #if defined(ONE_BOARD_MICRO_COMPUTER)  
        if(vertex_bitmap->isCreated()) {
-               vertexBitmap[0].x = -screen_width;
-               vertexBitmap[0].y = -screen_height;
+#if !defined(BITMAP_OFFSET_X)
+       #define BITMAP_OFFSET_X 0
+#endif    
+#if !defined(BITMAP_OFFSET_Y)
+       #define BITMAP_OFFSET_Y 0
+#endif    
+               vertexBitmap[0].x = -1.0f;
+               vertexBitmap[0].y = -1.0f;
           
-               vertexBitmap[1].x = +screen_width;
-               vertexBitmap[1].y = -screen_height;
+               vertexBitmap[1].x = 1.0f - (float)BITMAP_OFFSET_X / (float)SCREEN_WIDTH;
+               vertexBitmap[1].y = -1.0f;
           
-               vertexBitmap[2].x = +screen_width;
-               vertexBitmap[2].y = +screen_height;
+               vertexBitmap[2].x = 1.0f - (float)BITMAP_OFFSET_X / (float)SCREEN_WIDTH;
+               vertexBitmap[2].y = 1.0f - (float)BITMAP_OFFSET_Y * 2.0 / (float)SCREEN_HEIGHT;
           
-               vertexBitmap[3].x = -screen_width;
-               vertexBitmap[3].y = +screen_height;
+               vertexBitmap[3].x = -1.0f;
+               vertexBitmap[3].y = 1.0f - (float)BITMAP_OFFSET_Y * 2.0 / (float)SCREEN_HEIGHT;
           
                setNormalVAO(bitmap_shader, vertex_bitmap,
                                         buffer_bitmap_vertex,