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/**
* @file glowV.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2007, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
uniform vec2 glowDelta;
void main()
{
gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
gl_TexCoord[0].xy = gl_MultiTexCoord0.xy + glowDelta*(-3.5);
gl_TexCoord[1].xy = gl_MultiTexCoord0.xy + glowDelta*(-2.5);
gl_TexCoord[2].xy = gl_MultiTexCoord0.xy + glowDelta*(-1.5);
gl_TexCoord[3].xy = gl_MultiTexCoord0.xy + glowDelta*(-0.5);
gl_TexCoord[0].zw = gl_MultiTexCoord0.xy + glowDelta*(0.5);
gl_TexCoord[1].zw = gl_MultiTexCoord0.xy + glowDelta*(1.5);
gl_TexCoord[2].zw = gl_MultiTexCoord0.xy + glowDelta*(2.5);
gl_TexCoord[3].zw = gl_MultiTexCoord0.xy + glowDelta*(3.5);
}
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