Home | History | Annotate | Download | only in raw 
      1 varying vec4 varColor;
      2 
      3 void main() {
      4     float dist = ATTRIB_position.y * UNI_scaleSize;
      5     float angle = ATTRIB_position.x;
      6 
      7     float x = dist * sin(angle);
      8     float y = dist * cos(angle) * 0.8;
      9     float p = dist * 7.5;
     10     float s = cos(p);
     11     float t = sin(p);
     12     vec4 pos;
     13     pos.x = t*x + s*y;
     14     pos.y = s*x - t*y;
     15     pos.z = ATTRIB_position.z;
     16     pos.w = 1.0;
     17 
     18     pos.y = pos.y * 0.5;
     19     gl_Position = UNI_MVP * pos;
     20     varColor = vec4(1.0, 1.0, 1.0, 0.5);
     21     float pointSize = 1.0;
     22 
     23     gl_PointSize = pointSize;
     24 }