Remove duplicate shaders

This commit is contained in:
karl 2021-06-21 23:35:36 +02:00
parent 140d85470d
commit 5477388869
5 changed files with 0 additions and 290 deletions

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@ -1,15 +0,0 @@
#version 430
layout (binding = 0) uniform sampler3D densities;
layout (binding = 1) uniform sampler2D albedo;
layout (binding = 2) uniform sampler2D bump;
in vec3 varTextureG;
in vec2 varUV;
out vec4 color;
void main(void) {
vec3 f = texture(albedo, varUV).rgb;
color = vec4(f, 1.0);
}

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@ -1,204 +0,0 @@
#version 430
layout (points) in;
layout (triangle_strip, max_vertices = 12) out;
uniform mat4 proj;
uniform mat4 view;
in vec3 varTexture[];
in int varIndex[];
out vec3 varTextureG;
out vec2 varUV;
vec3 vectors[13] = {
vec3(0.0, 0.0, 0.0), vec3(0.5, 1.0, 1.0), vec3(0.0, 0.5, 1.0),
vec3(0.0, 1.0, 0.5), vec3(1.0, 0.5, 1.0), vec3(1.0, 1.0, 0.5),
vec3(0.5, 1.0, 0.0), vec3(1.0, 0.5, 0.0), vec3(0.0, 0.5, 0.0),
vec3(0.0, 0.0, 0.5), vec3(0.5, 0.0, 1.0), vec3(1.0, 0.0, 0.5),
vec3(0.5, 0.0, 0.0)};
int table[3072] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 0, 0, 0, 0,
0, 0, 0, 0, 0, 4, 1, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 5,
2, 5, 2, 4, 0, 0, 0, 0, 0, 0, 5, 6, 7, 0, 0, 0, 0, 0, 0,
0, 0, 0, 5, 6, 7, 3, 1, 2, 0, 0, 0, 0, 0, 0, 7, 4, 6, 4,
6, 1, 0, 0, 0, 0, 0, 0, 3, 6, 2, 7, 6, 2, 7, 2, 4, 0, 0,
0, 3, 8, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 1, 8, 1, 8, 2,
0, 0, 0, 0, 0, 0, 6, 3, 8, 1, 5, 4, 0, 0, 0, 0, 0, 0, 6,
5, 8, 4, 5, 8, 4, 8, 2, 0, 0, 0, 5, 3, 7, 3, 7, 8, 0, 0,
0, 0, 0, 0, 5, 1, 7, 2, 1, 7, 2, 7, 8, 0, 0, 0, 1, 3, 4,
8, 3, 4, 8, 4, 7, 0, 0, 0, 8, 7, 2, 4, 7, 2, 0, 0, 0, 0,
0, 0, 9, 2, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 3, 10, 3, 10,
1, 0, 0, 0, 0, 0, 0, 4, 1, 5, 2, 10, 9, 0, 0, 0, 0, 0, 0,
4, 10, 5, 9, 10, 5, 9, 5, 3, 0, 0, 0, 9, 2, 10, 5, 7, 6, 0,
0, 0, 0, 0, 0, 9, 3, 10, 3, 10, 1, 7, 6, 5, 0, 0, 0, 7, 4,
6, 4, 6, 1, 9, 10, 2, 0, 0, 0, 4, 10, 7, 3, 10, 7, 3, 10, 9,
3, 6, 7, 9, 2, 10, 3, 8, 6, 0, 0, 0, 0, 0, 0, 9, 8, 10, 6,
8, 10, 6, 10, 1, 0, 0, 0, 6, 8, 3, 10, 2, 9, 1, 4, 5, 0, 0,
0, 4, 5, 6, 4, 10, 6, 8, 10, 6, 8, 10, 9, 5, 3, 7, 3, 7, 8,
10, 2, 9, 0, 0, 0, 9, 7, 1, 9, 10, 1, 5, 7, 1, 9, 7, 8, 9,
10, 8, 4, 10, 8, 4, 10, 7, 3, 2, 1, 9, 10, 8, 4, 10, 8, 4, 8,
7, 0, 0, 0, 10, 4, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 4, 11,
1, 2, 3, 0, 0, 0, 0, 0, 0, 5, 11, 1, 11, 1, 10, 0, 0, 0, 0,
0, 0, 10, 2, 11, 3, 2, 11, 3, 11, 5, 0, 0, 0, 7, 5, 6, 4, 11,
10, 0, 0, 0, 0, 0, 0, 3, 2, 1, 11, 4, 10, 5, 7, 6, 0, 0, 0,
7, 11, 6, 10, 11, 6, 10, 6, 1, 0, 0, 0, 7, 6, 3, 7, 11, 3, 2,
11, 3, 2, 11, 10, 10, 4, 11, 6, 8, 3, 0, 0, 0, 0, 0, 0, 6, 1,
8, 1, 8, 2, 11, 4, 10, 0, 0, 0, 10, 1, 11, 1, 11, 5, 8, 3, 6,
0, 0, 0, 10, 8, 5, 10, 11, 5, 6, 8, 5, 10, 8, 2, 8, 7, 3, 7,
3, 5, 10, 11, 4, 0, 0, 0, 10, 11, 2, 7, 11, 2, 7, 11, 8, 1, 4,
5, 7, 11, 8, 1, 11, 8, 1, 11, 10, 1, 3, 8, 10, 11, 2, 7, 11, 2,
7, 2, 8, 0, 0, 0, 11, 9, 4, 9, 4, 2, 0, 0, 0, 0, 0, 0, 1,
4, 3, 11, 4, 3, 11, 3, 9, 0, 0, 0, 2, 1, 9, 5, 1, 9, 5, 9,
11, 0, 0, 0, 3, 5, 9, 11, 5, 9, 0, 0, 0, 0, 0, 0, 2, 4, 9,
4, 9, 11, 6, 5, 7, 0, 0, 0, 7, 6, 11, 3, 6, 11, 3, 6, 9, 4,
5, 1, 7, 1, 9, 7, 11, 9, 2, 1, 9, 7, 1, 6, 7, 6, 11, 3, 6,
11, 3, 11, 9, 0, 0, 0, 11, 9, 4, 9, 4, 2, 6, 8, 3, 0, 0, 0,
1, 4, 6, 9, 4, 6, 9, 4, 11, 9, 8, 6, 6, 8, 5, 9, 8, 5, 9,
8, 11, 1, 3, 2, 6, 8, 5, 9, 8, 5, 9, 5, 11, 0, 0, 0, 7, 11,
9, 7, 9, 9, 5, 4, 2, 5, 2, 2, 9, 11, 8, 11, 8, 7, 1, 4, 5,
0, 0, 0, 7, 8, 11, 8, 11, 9, 1, 3, 2, 0, 0, 0, 9, 11, 8, 11,
8, 7, 0, 0, 0, 0, 0, 0, 11, 7, 12, 0, 0, 0, 0, 0, 0, 0, 0,
0, 11, 7, 12, 3, 2, 1, 0, 0, 0, 0, 0, 0, 11, 7, 12, 5, 4, 1,
0, 0, 0, 0, 0, 0, 3, 5, 2, 5, 2, 4, 12, 7, 11, 0, 0, 0, 11,
5, 12, 5, 12, 6, 0, 0, 0, 0, 0, 0, 11, 5, 12, 5, 12, 6, 2, 1,
3, 0, 0, 0, 11, 4, 12, 1, 4, 12, 1, 12, 6, 0, 0, 0, 11, 2, 6,
11, 12, 6, 3, 2, 6, 11, 2, 4, 7, 12, 11, 8, 6, 3, 0, 0, 0, 0,
0, 0, 2, 8, 1, 8, 1, 6, 11, 12, 7, 0, 0, 0, 1, 4, 5, 12, 7,
11, 6, 8, 3, 0, 0, 0, 11, 12, 4, 8, 12, 4, 8, 12, 2, 5, 7, 6,
8, 12, 3, 11, 12, 3, 11, 3, 5, 0, 0, 0, 8, 12, 2, 5, 12, 2, 5,
12, 11, 5, 1, 2, 8, 3, 1, 8, 12, 1, 4, 12, 1, 4, 12, 11, 11, 12,
4, 8, 12, 4, 8, 4, 2, 0, 0, 0, 12, 11, 7, 10, 9, 2, 0, 0, 0,
0, 0, 0, 1, 10, 3, 10, 3, 9, 7, 11, 12, 0, 0, 0, 12, 7, 11, 1,
4, 5, 10, 2, 9, 0, 0, 0, 12, 7, 9, 5, 7, 9, 5, 7, 3, 10, 11,
4, 6, 12, 5, 12, 5, 11, 2, 9, 10, 0, 0, 0, 12, 9, 3, 12, 3, 3,
11, 10, 1, 11, 1, 1, 11, 4, 12, 1, 4, 12, 1, 4, 6, 9, 10, 2, 3,
9, 6, 9, 6, 12, 4, 10, 11, 0, 0, 0, 3, 6, 8, 11, 12, 7, 9, 10,
2, 0, 0, 0, 7, 11, 6, 10, 11, 6, 10, 11, 1, 8, 12, 9, 12, 8, 9,
6, 7, 5, 1, 2, 3, 6, 7, 5, 9, 8, 12, 5, 7, 6, 11, 4, 10, 0,
0, 0, 8, 12, 3, 11, 12, 3, 11, 12, 5, 2, 9, 10, 5, 11, 1, 11, 1,
10, 8, 12, 9, 0, 0, 0, 8, 12, 9, 4, 10, 11, 2, 1, 3, 0, 0, 0,
11, 10, 4, 9, 12, 8, 0, 0, 0, 0, 0, 0, 12, 10, 7, 10, 7, 4, 0,
0, 0, 0, 0, 0, 12, 10, 7, 10, 7, 4, 3, 2, 1, 0, 0, 0, 5, 7,
1, 12, 7, 1, 12, 1, 10, 0, 0, 0, 12, 7, 10, 3, 7, 10, 3, 7, 5,
3, 2, 10, 4, 5, 10, 6, 5, 10, 6, 10, 12, 0, 0, 0, 4, 5, 10, 6,
5, 10, 6, 5, 12, 2, 1, 3, 12, 6, 10, 1, 6, 10, 0, 0, 0, 0, 0,
0, 3, 2, 6, 10, 2, 6, 10, 6, 12, 0, 0, 0, 4, 7, 10, 7, 10, 12,
3, 6, 8, 0, 0, 0, 6, 8, 2, 6, 2, 2, 7, 12, 10, 7, 10, 10, 5,
7, 1, 12, 7, 1, 12, 7, 10, 3, 6, 8, 10, 12, 2, 12, 2, 8, 5, 7,
6, 0, 0, 0, 4, 12, 3, 4, 5, 3, 8, 12, 3, 4, 12, 10, 8, 2, 12,
2, 12, 10, 5, 1, 4, 0, 0, 0, 8, 3, 12, 1, 3, 12, 1, 12, 10, 0,
0, 0, 10, 12, 2, 12, 2, 8, 0, 0, 0, 0, 0, 0, 12, 9, 7, 2, 9,
7, 2, 7, 4, 0, 0, 0, 12, 4, 3, 12, 9, 3, 1, 4, 3, 12, 4, 7,
2, 1, 5, 2, 9, 5, 7, 9, 5, 7, 9, 12, 12, 7, 9, 5, 7, 9, 5,
9, 3, 0, 0, 0, 2, 9, 4, 6, 9, 4, 6, 9, 12, 6, 5, 4, 12, 6,
9, 6, 9, 3, 4, 5, 1, 0, 0, 0, 2, 9, 1, 12, 9, 1, 12, 1, 6,
0, 0, 0, 3, 9, 6, 9, 6, 12, 0, 0, 0, 0, 0, 0, 12, 9, 7, 2,
9, 7, 2, 9, 4, 6, 8, 3, 1, 6, 4, 6, 4, 7, 9, 8, 12, 0, 0,
0, 5, 7, 6, 9, 8, 12, 3, 2, 1, 0, 0, 0, 12, 8, 9, 6, 7, 5,
0, 0, 0, 0, 0, 0, 4, 2, 5, 2, 5, 3, 12, 9, 8, 0, 0, 0, 12,
8, 9, 1, 4, 5, 0, 0, 0, 0, 0, 0, 8, 9, 12, 2, 3, 1, 0, 0,
0, 0, 0, 0, 12, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 12, 8, 9,
0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 9, 12, 2, 3, 1, 0, 0, 0, 0,
0, 0, 12, 8, 9, 1, 4, 5, 0, 0, 0, 0, 0, 0, 4, 2, 5, 2, 5,
3, 12, 9, 8, 0, 0, 0, 12, 8, 9, 6, 7, 5, 0, 0, 0, 0, 0, 0,
5, 7, 6, 9, 8, 12, 3, 2, 1, 0, 0, 0, 1, 6, 4, 6, 4, 7, 9,
8, 12, 0, 0, 0, 12, 9, 7, 2, 9, 7, 2, 9, 4, 6, 8, 3, 3, 9,
6, 9, 6, 12, 0, 0, 0, 0, 0, 0, 2, 9, 1, 12, 9, 1, 12, 1, 6,
0, 0, 0, 12, 6, 9, 6, 9, 3, 4, 5, 1, 0, 0, 0, 2, 9, 4, 6,
9, 4, 6, 9, 12, 6, 5, 4, 12, 7, 9, 5, 7, 9, 5, 9, 3, 0, 0,
0, 2, 1, 5, 2, 9, 5, 7, 9, 5, 7, 9, 12, 12, 4, 3, 12, 9, 3,
1, 4, 3, 12, 4, 7, 12, 9, 7, 2, 9, 7, 2, 7, 4, 0, 0, 0, 10,
12, 2, 12, 2, 8, 0, 0, 0, 0, 0, 0, 8, 3, 12, 1, 3, 12, 1, 12,
10, 0, 0, 0, 8, 2, 12, 2, 12, 10, 5, 1, 4, 0, 0, 0, 4, 12, 3,
4, 5, 3, 8, 12, 3, 4, 12, 10, 10, 12, 2, 12, 2, 8, 5, 7, 6, 0,
0, 0, 5, 7, 1, 12, 7, 1, 12, 7, 10, 3, 6, 8, 6, 8, 2, 6, 2,
2, 7, 12, 10, 7, 10, 10, 4, 7, 10, 7, 10, 12, 3, 6, 8, 0, 0, 0,
3, 2, 6, 10, 2, 6, 10, 6, 12, 0, 0, 0, 12, 6, 10, 1, 6, 10, 0,
0, 0, 0, 0, 0, 4, 5, 10, 6, 5, 10, 6, 5, 12, 2, 1, 3, 4, 5,
10, 6, 5, 10, 6, 10, 12, 0, 0, 0, 12, 7, 10, 3, 7, 10, 3, 7, 5,
3, 2, 10, 5, 7, 1, 12, 7, 1, 12, 1, 10, 0, 0, 0, 12, 10, 7, 10,
7, 4, 3, 2, 1, 0, 0, 0, 12, 10, 7, 10, 7, 4, 0, 0, 0, 0, 0,
0, 11, 10, 4, 9, 12, 8, 0, 0, 0, 0, 0, 0, 8, 12, 9, 4, 10, 11,
2, 1, 3, 0, 0, 0, 5, 11, 1, 11, 1, 10, 8, 12, 9, 0, 0, 0, 8,
12, 3, 11, 12, 3, 11, 12, 5, 2, 9, 10, 9, 8, 12, 5, 7, 6, 11, 4,
10, 0, 0, 0, 12, 8, 9, 6, 7, 5, 1, 2, 3, 6, 7, 5, 7, 11, 6,
10, 11, 6, 10, 11, 1, 8, 12, 9, 3, 6, 8, 11, 12, 7, 9, 10, 2, 0,
0, 0, 3, 9, 6, 9, 6, 12, 4, 10, 11, 0, 0, 0, 11, 4, 12, 1, 4,
12, 1, 4, 6, 9, 10, 2, 12, 9, 3, 12, 3, 3, 11, 10, 1, 11, 1, 1,
6, 12, 5, 12, 5, 11, 2, 9, 10, 0, 0, 0, 12, 7, 9, 5, 7, 9, 5,
7, 3, 10, 11, 4, 12, 7, 11, 1, 4, 5, 10, 2, 9, 0, 0, 0, 1, 10,
3, 10, 3, 9, 7, 11, 12, 0, 0, 0, 12, 11, 7, 10, 9, 2, 0, 0, 0,
0, 0, 0, 11, 12, 4, 8, 12, 4, 8, 4, 2, 0, 0, 0, 8, 3, 1, 8,
12, 1, 4, 12, 1, 4, 12, 11, 8, 12, 2, 5, 12, 2, 5, 12, 11, 5, 1,
2, 8, 12, 3, 11, 12, 3, 11, 3, 5, 0, 0, 0, 11, 12, 4, 8, 12, 4,
8, 12, 2, 5, 7, 6, 1, 4, 5, 12, 7, 11, 6, 8, 3, 0, 0, 0, 2,
8, 1, 8, 1, 6, 11, 12, 7, 0, 0, 0, 7, 12, 11, 8, 6, 3, 0, 0,
0, 0, 0, 0, 11, 2, 6, 11, 12, 6, 3, 2, 6, 11, 2, 4, 11, 4, 12,
1, 4, 12, 1, 12, 6, 0, 0, 0, 11, 5, 12, 5, 12, 6, 2, 1, 3, 0,
0, 0, 11, 5, 12, 5, 12, 6, 0, 0, 0, 0, 0, 0, 3, 5, 2, 5, 2,
4, 12, 7, 11, 0, 0, 0, 11, 7, 12, 5, 4, 1, 0, 0, 0, 0, 0, 0,
11, 7, 12, 3, 2, 1, 0, 0, 0, 0, 0, 0, 11, 7, 12, 0, 0, 0, 0,
0, 0, 0, 0, 0, 9, 11, 8, 11, 8, 7, 0, 0, 0, 0, 0, 0, 7, 8,
11, 8, 11, 9, 1, 3, 2, 0, 0, 0, 9, 11, 8, 11, 8, 7, 1, 4, 5,
0, 0, 0, 7, 11, 9, 7, 9, 9, 5, 4, 2, 5, 2, 2, 6, 8, 5, 9,
8, 5, 9, 5, 11, 0, 0, 0, 6, 8, 5, 9, 8, 5, 9, 8, 11, 1, 3,
2, 1, 4, 6, 9, 4, 6, 9, 4, 11, 9, 8, 6, 11, 9, 4, 9, 4, 2,
6, 8, 3, 0, 0, 0, 7, 6, 11, 3, 6, 11, 3, 11, 9, 0, 0, 0, 7,
1, 9, 7, 11, 9, 2, 1, 9, 7, 1, 6, 7, 6, 11, 3, 6, 11, 3, 6,
9, 4, 5, 1, 2, 4, 9, 4, 9, 11, 6, 5, 7, 0, 0, 0, 3, 5, 9,
11, 5, 9, 0, 0, 0, 0, 0, 0, 2, 1, 9, 5, 1, 9, 5, 9, 11, 0,
0, 0, 1, 4, 3, 11, 4, 3, 11, 3, 9, 0, 0, 0, 11, 9, 4, 9, 4,
2, 0, 0, 0, 0, 0, 0, 10, 11, 2, 7, 11, 2, 7, 2, 8, 0, 0, 0,
7, 11, 8, 1, 11, 8, 1, 11, 10, 1, 3, 8, 10, 11, 2, 7, 11, 2, 7,
11, 8, 1, 4, 5, 8, 7, 3, 7, 3, 5, 10, 11, 4, 0, 0, 0, 10, 8,
5, 10, 11, 5, 6, 8, 5, 10, 8, 2, 10, 1, 11, 1, 11, 5, 8, 3, 6,
0, 0, 0, 6, 1, 8, 1, 8, 2, 11, 4, 10, 0, 0, 0, 10, 4, 11, 6,
8, 3, 0, 0, 0, 0, 0, 0, 7, 6, 3, 7, 11, 3, 2, 11, 3, 2, 11,
10, 7, 11, 6, 10, 11, 6, 10, 6, 1, 0, 0, 0, 3, 2, 1, 11, 4, 10,
5, 7, 6, 0, 0, 0, 7, 5, 6, 4, 11, 10, 0, 0, 0, 0, 0, 0, 10,
2, 11, 3, 2, 11, 3, 11, 5, 0, 0, 0, 5, 11, 1, 11, 1, 10, 0, 0,
0, 0, 0, 0, 10, 4, 11, 1, 2, 3, 0, 0, 0, 0, 0, 0, 10, 4, 11,
0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 10, 8, 4, 10, 8, 4, 8, 7, 0,
0, 0, 9, 10, 8, 4, 10, 8, 4, 10, 7, 3, 2, 1, 9, 7, 1, 9, 10,
1, 5, 7, 1, 9, 7, 8, 5, 3, 7, 3, 7, 8, 10, 2, 9, 0, 0, 0,
4, 5, 6, 4, 10, 6, 8, 10, 6, 8, 10, 9, 6, 8, 3, 10, 2, 9, 1,
4, 5, 0, 0, 0, 9, 8, 10, 6, 8, 10, 6, 10, 1, 0, 0, 0, 9, 2,
10, 3, 8, 6, 0, 0, 0, 0, 0, 0, 4, 10, 7, 3, 10, 7, 3, 10, 9,
3, 6, 7, 7, 4, 6, 4, 6, 1, 9, 10, 2, 0, 0, 0, 9, 3, 10, 3,
10, 1, 7, 6, 5, 0, 0, 0, 9, 2, 10, 5, 7, 6, 0, 0, 0, 0, 0,
0, 4, 10, 5, 9, 10, 5, 9, 5, 3, 0, 0, 0, 4, 1, 5, 2, 10, 9,
0, 0, 0, 0, 0, 0, 9, 3, 10, 3, 10, 1, 0, 0, 0, 0, 0, 0, 9,
2, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 7, 2, 4, 7, 2, 0, 0,
0, 0, 0, 0, 1, 3, 4, 8, 3, 4, 8, 4, 7, 0, 0, 0, 5, 1, 7,
2, 1, 7, 2, 7, 8, 0, 0, 0, 5, 3, 7, 3, 7, 8, 0, 0, 0, 0,
0, 0, 6, 5, 8, 4, 5, 8, 4, 8, 2, 0, 0, 0, 6, 3, 8, 1, 5,
4, 0, 0, 0, 0, 0, 0, 6, 1, 8, 1, 8, 2, 0, 0, 0, 0, 0, 0,
3, 8, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 6, 2, 7, 6, 2, 7,
2, 4, 0, 0, 0, 7, 4, 6, 4, 6, 1, 0, 0, 0, 0, 0, 0, 5, 6,
7, 3, 1, 2, 0, 0, 0, 0, 0, 0, 5, 6, 7, 0, 0, 0, 0, 0, 0,
0, 0, 0, 3, 5, 2, 5, 2, 4, 0, 0, 0, 0, 0, 0, 4, 1, 5, 0,
0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
void main(void) {
vec4 base = gl_in[0].gl_Position;
int index = varIndex[0] * 12;
for(int i = 0; i < 12; i += 3) {
// TODO: Calculate tangents
vec3 tangent;
vec3 bitangent;
for(int k = 0; k < 3; k++) {
gl_Position = proj * view * (base + vec4(vectors[table[index + i + k]], 0.0));
varTextureG = varTexture[0];
// FIXME: These UV coordinates become stretched on one axis
varUV = vectors[table[index + i + k]].xz;
EmitVertex();
}
EndPrimitive();
}
}

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@ -1,38 +0,0 @@
#version 430
layout (binding = 0) uniform sampler3D densities;
uniform float step;
uniform float threshold;
uniform int size_x;
uniform int size_y;
uniform int size_z;
out vec3 varTexture;
out int varIndex;
void main(void) {
int id = gl_VertexID;
// Could be optimized by using bit-wise '>>' and '&', but this is more generic
int x = id % size_x;
int y = (id / size_x) % size_y;
int z = (id / size_x / size_y) % size_z;
vec3 xyz = vec3(x, y, z);
gl_Position = vec4(xyz, 1.0);
varTexture = xyz * step;
int b1 = int(texture(densities, varTexture).r < threshold);
int b2 = int(texture(densities, varTexture + vec3(step, 0.0, 0.0)).r < threshold);
int b3 = int(texture(densities, varTexture + vec3(step, 0.0, step)).r < threshold);
int b4 = int(texture(densities, varTexture + vec3(0.0, 0.0, step)).r < threshold);
int b5 = int(texture(densities, varTexture + vec3(0.0, step, 0.0)).r < threshold);
int b6 = int(texture(densities, varTexture + vec3(step, step, 0.0)).r < threshold);
int b7 = int(texture(densities, varTexture + vec3(step, step, step)).r < threshold);
int b8 = int(texture(densities, varTexture + vec3(0.0, step, step)).r < threshold);
varIndex = (b1 << 7) | (b2 << 6) | (b3 << 5) | (b4 << 4) |
(b5 << 3) | (b6 << 2) | (b7 << 1) | b8;
}

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@ -1,20 +0,0 @@
#version 430
in vec3 varPosition;
out float noise;
void main(void) {
// Base: Distance to a helix
vec3 helix_pos = vec3(sin(varPosition.y * 5.0) * 0.2 + 0.5, varPosition.y, cos(varPosition.y * 5.0) * 0.2 + 0.5);
float dist = distance(helix_pos, varPosition);
noise = 0.6 - dist;
// Create some blobby shapes on the helix
float f1 = sin((varPosition.x + varPosition.z) * 7.0);
float f2 = cos((varPosition.y + varPosition.x) * 3.0);
float f3 = cos((varPosition.z + varPosition.y) * 8.0);
noise += abs(f1 + f2 + f3) * 0.1;
}

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@ -1,13 +0,0 @@
#version 430
layout (location = 0) in vec2 position;
uniform float layer;
uniform float height;
out vec3 varPosition;
void main(void) {
gl_Position = vec4(position, 0.0, 1.0);
varPosition = vec3(position.x, position.y + height, layer);
}