21 lines
512 B
Plaintext
21 lines
512 B
Plaintext
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#version 150
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uniform mat4 viewProjectionMatrix;
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uniform float time;
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layout(points) in;
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layout(triangle_strip, max_vertices = 3) out;
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void main() {
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gl_Position = gl_in[0].gl_Position + viewProjectionMatrix * vec4(-0.5, 0.0, 0.0, 0.0);
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EmitVertex();
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gl_Position = gl_in[0].gl_Position + viewProjectionMatrix * vec4(0.5, 0.0, 0.0, 0.0);
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EmitVertex();
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gl_Position = gl_in[0].gl_Position + viewProjectionMatrix * vec4(0.0, 2.0 + sin(time), 0.0, 0.0);
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EmitVertex();
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EndPrimitive();
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}
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