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