20 lines
484 B
Plaintext
20 lines
484 B
Plaintext
|
#version 400
|
||
|
|
int sk_InvocationID;
|
||
|
|
layout (points) in ;
|
||
|
|
layout (line_strip, max_vertices = 4) out ;
|
||
|
|
void _invoke() {
|
||
|
|
{
|
||
|
|
gl_Position = gl_in[0].gl_Position + vec4(0.5, 0.0, 0.0, float(sk_InvocationID));
|
||
|
|
EmitVertex();
|
||
|
|
}
|
||
|
|
|
||
|
|
gl_Position = gl_in[0].gl_Position + vec4(-0.5, 0.0, 0.0, float(sk_InvocationID));
|
||
|
|
EmitVertex();
|
||
|
|
}
|
||
|
|
void main() {
|
||
|
|
for (sk_InvocationID = 0;sk_InvocationID < 2; sk_InvocationID++) {
|
||
|
|
_invoke();
|
||
|
|
EndPrimitive();
|
||
|
|
}
|
||
|
|
}
|