Support shapes drawing using only QUADS

Also added new compilation FLAGS for that pourpose

src/config.h

@@ -59,6 +59,16 @@
 #define SUPPORT_DISTORTION_SHADER   1
 
 
+//------------------------------------------------------------------------------------
+// Module: shapes - Configuration Flags
+//------------------------------------------------------------------------------------
+// Draw rectangle shapes using font texture white character instead of default white texture
+// Allows drawing rectangles and text with a single draw call, very useful for GUI systems!
+#define SUPPORT_FONT_TEXTURE
+// Use QUADS instead of TRIANGLES for drawing when possible
+// Some lines-based shapes could still use lines
+#define SUPPORT_QUADS_DRAW_MODE
+
 //------------------------------------------------------------------------------------
 // Module: textures - Configuration Flags
 //------------------------------------------------------------------------------------