#version 430 | |
layout(location = 0) in vec4 in_position; | |
layout(location = 1) in vec4 in_color; | |
layout(location = 2) in int in_refVertexIndex; | |
layout(location = 0) out vec4 out_color; | |
out gl_PerVertex { | |
vec4 gl_Position; | |
}; | |
void main() { | |
gl_Position = in_position; | |
if (gl_VertexIndex == in_refVertexIndex) | |
out_color = in_color; | |
else | |
out_color = vec4(1.0, 0.0, 0.0, 1.0); | |
} |