/usr/share/glmark2/shaders/bump-height.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 vec2 texcoord;
attribute vec3 normal;
attribute vec3 tangent;
uniform mat4 ModelViewProjectionMatrix;
uniform mat4 NormalMatrix;
varying vec2 TextureCoord;
varying vec3 NormalEye;
varying vec3 TangentEye;
varying vec3 BitangentEye;
void main(void)
{
TextureCoord = texcoord;
// Transform normal, tangent and bitangent to eye space, keeping
// all of them perpendicular to the Normal. That is why we use
// NormalMatrix, instead of ModelView, to transform the tangent and
// bitangent.
NormalEye = normalize(vec3(NormalMatrix * vec4(normal, 1.0)));
TangentEye = normalize(vec3(NormalMatrix * vec4(tangent, 1.0)));
BitangentEye = normalize(vec3(NormalMatrix * vec4(cross(normal, tangent), 1.0)));
// Transform the position to clip coordinates
gl_Position = ModelViewProjectionMatrix * vec4(position, 1.0);
}
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