worldspawn/resources/gl/zfill_arbfp1.cg

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/// ============================================================================
/*
Copyright (C) 2003 Robert Beckebans <trebor_7@users.sourceforge.net>
Copyright (C) 2003, 2004 contributors of the XreaL project
Please see the file "AUTHORS" for a list of contributors
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 for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/// ============================================================================
struct cg_vertex2fragment
{
float4 position : POSITION;
float4 tex0 : TEXCOORD0;
};
struct cg_fragment2final
{
float4 color : COLOR;
};
cg_fragment2final main(in cg_vertex2fragment IN,
uniform sampler2D colormap)
{
cg_fragment2final OUT;
OUT.color.w = tex2D(colormap, IN.tex0.xy).a;
OUT.color.xyz = 0;
return OUT;
}