/usr/share/glmark2/shaders/light-refract.vert 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 17 18 19 20 21 22 23 24 25 26 27 28 | attribute vec3 position;
attribute vec3 normal;
uniform mat4 ModelViewProjectionMatrix;
uniform mat4 NormalMatrix;
uniform mat4 ModelViewMatrix;
uniform mat4 LightMatrix;
varying vec3 vertex_normal;
varying vec4 vertex_position;
varying vec4 MapCoord;
void main(void)
{
vec4 current_position = vec4(position, 1.0);
// Transform the normal to eye coordinates
vertex_normal = normalize(vec3(NormalMatrix * vec4(normal, 1.0)));
// Transform the current position to eye coordinates
vertex_position = ModelViewMatrix * current_position;
// Transform the current position for use as texture coordinates
MapCoord = LightMatrix * current_position;
// Transform the current position to clip coordinates
gl_Position = ModelViewProjectionMatrix * current_position;
}
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