22 lines
462 B
Plaintext
22 lines
462 B
Plaintext
#version 150 compatibility
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#extension GL_EXT_geometry_shader4 : enable
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layout(points) in;
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layout(line_strip, max_vertices = 2) out;
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uniform float normal_length;
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in vec3 normal_gs[];
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in vec4 color_gs[];
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out vec4 color;
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void main()
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{
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color = color_gs[0];
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gl_Position = gl_ModelViewProjectionMatrix * gl_PositionIn[0];
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EmitVertex();
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gl_Position = gl_ModelViewProjectionMatrix * (gl_PositionIn[0] + normal_length * vec4(normal_gs[0],0.0));
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EmitVertex();
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}
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