mirror of
https://github.com/lucaspalomodevelop/meshlab.git
synced 2026-03-13 00:07:24 +00:00
45 lines
2.3 KiB
GLSL
45 lines
2.3 KiB
GLSL
/****************************************************************************
|
|
* MeshLab o o *
|
|
* An extendible mesh processor o o *
|
|
* _ O _ *
|
|
* Copyright(C) 2005, 2009 \/)\/ *
|
|
* Visual Computing Lab /\/| *
|
|
* ISTI - Italian National Research Council | *
|
|
* \ *
|
|
* All rights reserved. *
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License as published by *
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
* This program is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
|
|
* for more details. *
|
|
* *
|
|
****************************************************************************/
|
|
|
|
varying vec3 pos;
|
|
uniform vec3 StripeDir;
|
|
uniform float Fuzz;
|
|
uniform float Width;//=0.5;
|
|
uniform float Scale;//=1.0;
|
|
void main (void)
|
|
{
|
|
vec4 color;
|
|
float scalar_pos=dot(Scale*StripeDir,pos);
|
|
float scaled_pos=fract(scalar_pos*10.0);
|
|
color = gl_Color;
|
|
|
|
float frac1 = clamp(scaled_pos / Fuzz, 0.0, 1.0);
|
|
float frac2 = clamp((scaled_pos - Width) / Fuzz, 0.0, 1.0);
|
|
|
|
frac1 = frac1 * (1.0 - frac2);
|
|
frac1 = frac1 * frac1 * (3.0 - (2.0 * frac1));
|
|
|
|
color.a=mix(0.0,1.0,frac1);
|
|
gl_FragColor = color;
|
|
}
|