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/indra/newview/app_settings/shaders/class2/lighting/lightAlphaMaskNonIndexedF.glsl

https://bitbucket.org/lindenlab/viewer-beta/
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 1/** 
 2 * @file lightAlphaMaskNonIndexedF.glsl
 3 *
 4 * $LicenseInfo:firstyear=2011&license=viewerlgpl$
 5 * Second Life Viewer Source Code
 6 * Copyright (C) 2011, Linden Research, Inc.
 7 * 
 8 * This library is free software; you can redistribute it and/or
 9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation;
11 * version 2.1 of the License only.
12 * 
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 * Lesser General Public License for more details.
17 * 
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
21 * 
22 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
23 * $/LicenseInfo$
24 */
25 
26
27uniform float minimum_alpha;
28uniform float maximum_alpha;
29
30
31uniform sampler2D diffuseMap;
32
33vec3 atmosLighting(vec3 light);
34vec3 scaleSoftClip(vec3 light);
35
36void default_lighting() 
37{
38	vec4 color = texture2D(diffuseMap,gl_TexCoord[0].xy) * gl_Color;
39
40	if (color.a < minimum_alpha || color.a > maximum_alpha)
41	{
42		discard;
43	}
44
45	color.rgb = atmosLighting(color.rgb);
46
47	color.rgb = scaleSoftClip(color.rgb);
48
49	gl_FragColor = color;
50}
51