1#version 130
2
3//#define TEST_POST_110
4
5uniform mat3 colorTransform;
6varying vec3 Color;
7uniform mat4 m, n;
8
9#ifdef TEST_POST_110
10uniform mat4x3 um43;
11uniform mat3x4 un34;
12#else
13uniform mat4 um43;
14uniform mat4 un34;
15#endif
16
17varying vec4 v;
18
19#ifdef TEST_POST_110
20varying vec3 u;
21#else
22varying vec4 u;
23#endif
24
25void main()
26{
27    gl_FragColor = vec4(un34[1]);
28    gl_FragColor += vec4(Color * colorTransform, 1.0);
29
30    if (m != n)
31        gl_FragColor += v;
32   else {
33        gl_FragColor += m * v;
34        gl_FragColor += v * (m - n);
35   }
36
37#ifdef TEST_POST_110
38    mat3x4 m34 = outerProduct(v, u);
39    m34 += mat4(v.x);
40    m34 += mat4(u, u.x, u, u.x, u, u.x, u.x);
41#else
42    mat4 m34 = mat4(v.x*u.x, v.x*u.y, v.x*u.z, v.x*u.w,
43                    v.y*u.x, v.y*u.y, v.y*u.z, v.y*u.w,
44                    v.z*u.x, v.z*u.y, v.z*u.z, v.z*u.w,
45                    v.w*u.x, v.w*u.y, v.w*u.z, v.w*u.w);
46    m34 += mat4(v.x);
47    m34 += mat4(u, u.x, u, u.x, u, u.x, u.x);
48
49#endif
50
51    if (m34 == un34)
52        gl_FragColor += m34 * u;
53    else
54        gl_FragColor += (un34 * um43) * v;
55}
56