bgfx/examples/14-shadowvolumes/fs_shadowvolume_svside.sc

25 lines
439 B
Scala

$input v_k
/*
* Copyright 2013-2014 Dario Manesku. All rights reserved.
* License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
*/
#include "../common/common.sh"
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
);
}