procedural-3d-engine/data/shaders/instancing/starfield.vert
2017-01-09 20:24:16 +01:00

9 lines
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211 B
GLSL

#version 450
layout (location = 0) out vec3 outUVW;
void main()
{
outUVW = vec3((gl_VertexIndex << 1) & 2, gl_VertexIndex & 2, gl_VertexIndex & 2);
gl_Position = vec4(outUVW.st * 2.0f - 1.0f, 0.0f, 1.0f);
}