bgfx/examples/14-shadowvolumes/fs_shadowvolume_svside.sc
2013-10-18 07:18:31 +01:00

25 lines
444 B
Scala

$input v_k
/*
* Copyright 2013 Dario Manesku. All rights reserved.
* License: http://www.opensource.org/licenses/BSD-2-Clause
*/
#include "../common/common.sh"
uniform vec3 u_color;
void main()
{
float k = v_k;
if (!gl_FrontFacing)
k = -k;
gl_FragColor.xyzw =
vec4( float(abs(k - 1.0) < 0.0001)/255.0
, float(abs(k + 1.0) < 0.0001)/255.0
, float(abs(k - 2.0) < 0.0001)/255.0
, float(abs(k + 2.0) < 0.0001)/255.0
);
}