2013-02-27 00:24:16 -05:00
|
|
|
$input v_texcoord0
|
|
|
|
|
|
|
|
/*
|
2014-02-11 01:07:04 -05:00
|
|
|
* Copyright 2011-2014 Branimir Karadzic. All rights reserved.
|
2013-02-27 00:24:16 -05:00
|
|
|
* License: http://www.opensource.org/licenses/BSD-2-Clause
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include "common.sh"
|
|
|
|
|
|
|
|
SAMPLER2D(u_texColor, 0);
|
|
|
|
|
|
|
|
void main()
|
|
|
|
{
|
|
|
|
float sum;
|
|
|
|
sum = decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 0].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 1].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 2].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 3].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 4].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 5].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 6].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 7].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 8].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 9].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[10].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[11].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[12].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[13].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[14].xy) );
|
|
|
|
sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[15].xy) );
|
|
|
|
float avg = sum/16.0;
|
|
|
|
gl_FragColor = encodeRE8(avg);
|
|
|
|
}
|