skia2/tests/sksl/glsl/GeometryGSInvocations.geom

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/*#pragma settings GSInvocationsExtensionString*/
layout(points, invocations = 2) in;
layout(invocations = 3) in;
layout(line_strip, max_vertices = 2) out;
void main() {
sk_Position = sk_in[0].sk_Position + float4(-0.5, 0, 0, sk_InvocationID);
EmitVertex();
EndPrimitive();
}