shaderlib/postprocess.glsl

   1 uniform sampler2D source;
   2
   3 ////// vertex
   4 in vec4 vertex;
   5 void main()
   6 {
   7         gl_Position = vertex;
   8         out vec2 texcoord = vertex.xy*0.5+0.5;
   9 }
  10
  11 ////// fragment
  12 out vec4 frag_color;