/usr/share/glmark2/shaders/function.frag is in glmark2-data 2014.03+git20150611.fa71af2d-0ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | varying vec4 dummy;
float process(float d)
{
$PROCESS$
return d;
}
void main(void)
{
float d = fract(gl_FragCoord.x * gl_FragCoord.y * 0.0001);
$MAIN$
gl_FragColor = vec4(d, d, d, 1.0);
}
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