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/**
* @file avatarSkinV.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
* $/LicenseInfo$
*/
attribute vec4 weight; //1
uniform vec4 matrixPalette[45];
mat4 getSkinnedTransform()
{
mat4 ret;
int i = int(floor(weight.x));
float x = fract(weight.x);
ret[0] = mix(matrixPalette[i+0], matrixPalette[i+1], x);
ret[1] = mix(matrixPalette[i+15],matrixPalette[i+16], x);
ret[2] = mix(matrixPalette[i+30],matrixPalette[i+31], x);
ret[3] = vec4(0,0,0,1);
return ret;
}
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