message: Add explicit cast (gl_InstanceID is int), fixes errors on mesa compiler
diff: @@ -39,7 +39,7 @@ void main(void)
  vec3( 1.0, 1.0, 0.5));
  vec3 pos = verts[VERTEX_ID];
  - uint strindex = INSTANCE_ID;
  + uint strindex = uint(INSTANCE_ID);
  vec2 charPos = vec2(strindex + pos.x + general.TextPosition.x, pos.y + general.TextPosition.y);
  