progs/vpglsl/nestedswizzle.glsl

   1
   2 void main() {
   3    gl_Position = gl_Vertex;
   4    gl_FrontColor = gl_Color;
   5    if (gl_Position.x < 0.5) {
   6       gl_FrontColor.y = 1.0;
   7    }
   8    gl_FrontColor.xzw = vec3(0, 0, 1);
   9 }