quakeforge/libs/video/renderer/glsl/quakepnt.vert
Bill Currie 76cb60461d Tweak the size of point particles.
This looks fairly reasonable, but should probably be tweaked further to
base the point size on resolution.
2012-01-21 22:05:24 +09:00

19 lines
304 B
GLSL

uniform mat4 mvp_mat;
attribute float vcolor;
/** Vertex position.
x, y, z, c
c is the color of the point.
*/
attribute vec3 vertex;
varying float color;
void
main (void)
{
gl_Position = mvp_mat * vec4 (vertex, 1.0);
gl_PointSize = max (1, 1024.0 * abs (1.0 / gl_Position.z));
color = vcolor;
}