mirror of
https://github.com/scratchfoundation/bgfx.git
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34 lines
1.4 KiB
Python
34 lines
1.4 KiB
Python
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$input v_texcoord0
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/*
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* Copyright 2011-2013 Branimir Karadzic. All rights reserved.
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* License: http://www.opensource.org/licenses/BSD-2-Clause
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*/
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#include "common.sh"
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SAMPLER2D(u_texColor, 0);
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void main()
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{
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float sum;
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sum = decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 0].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 1].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 2].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 3].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 4].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 5].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 6].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 7].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 8].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[ 9].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[10].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[11].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[12].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[13].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[14].xy) );
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sum += decodeRE8(texture2D(u_texColor, v_texcoord0+u_offset[15].xy) );
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float avg = sum/16.0;
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gl_FragColor = encodeRE8(avg);
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}
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