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https://github.com/NSchertler/GeneralizedMotorcycleGraph
23 June 2024, 01:59:38 UTC
Revision 16a6ae64d8f7efb681a6292569f0935fc909799f authored by Nico Schertler on 09 July 2018, 12:30:22 UTC, committed by Nico Schertler on 09 July 2018, 12:30:22 UTC 
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Tip revision: 16a6ae64d8f7efb681a6292569f0935fc909799f authored by Nico Schertler on 09 July 2018, 12:30:22 UTC
minor changes
Tip revision: 16a6ae6
flat_shading.geom 
#version 330 compatibility

/*
	This file is part of the implementation for the technical paper

		Field-Aligned Online Surface Reconstruction
		Nico Schertler, Marco Tarini, Wenzel Jakob, Misha Kazhdan, Stefan Gumhold, Daniele Panozzo
		ACM TOG 36, 4, July 2017 (Proceedings of SIGGRAPH 2017)

	Use of this source code is granted via a BSD-style license, which can be found
	in License.txt in the repository root.

	@author Nico Schertler
*/

layout(triangles) in;
layout(triangle_strip, max_vertices = 3) out;

in GEOM_IN
{
	vec4 pos;
	vec4 color;	
} vIn[];

out FRAG_IN
{
	vec4 pos;
	vec4 color;	
	vec3 n;
} vOut;

void main(void)
{
	vOut.n = normalize(cross(vIn[1].pos.xyz - vIn[0].pos.xyz, vIn[2].pos.xyz - vIn[0].pos.xyz));
	for(int i = 0; i < 3; ++i)
	{
		vOut.pos = vIn[i].pos;
		vOut.color = vIn[i].color;
		gl_Position = gl_in[i].gl_Position;
		EmitVertex();
	}
}
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