/******************************
*
* MACRO FOR HAVING LONG STRINGS
*
******************************/
#ifndef GLSL
#define GLSL(version,A) "#version " #version "\n" #A
#endif




/******************************
*
* EXAMPLE OF USING MACRO
*
******************************/

const char * vert =  GLSL(120,

      attribute vec4 position;
      attribute vec4 color;

      varying vec4 dstColor;

      uniform mat4 ortho;                //<-- new uniform matrix

      void main(){
        dstColor = color;
        gl_Position = ortho * position;  //<-- matrix gets multiplied by the position
      }

    );




const char * frag =  GLSL(120,

      varying vec4 dstColor;

      void main(){
        gl_FragColor = dstColor;
      }

    );