33 lines
1.1 KiB
GLSL
33 lines
1.1 KiB
GLSL
//
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// HorizontalBlur.vsh
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// XIONControlPanel
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//
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// Created by Charles Magahern on 12/29/15.
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// Copyright © 2015 XION. All rights reserved.
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//
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attribute vec4 a_position;
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varying vec2 v_uv;
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varying vec2 v_blurTexCoords[14];
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void main()
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{
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v_uv = (a_position.xy + 1.0) * 0.5;
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v_blurTexCoords[ 0] = v_uv + vec2(-0.028, 0.0);
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v_blurTexCoords[ 1] = v_uv + vec2(-0.024, 0.0);
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v_blurTexCoords[ 2] = v_uv + vec2(-0.020, 0.0);
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v_blurTexCoords[ 3] = v_uv + vec2(-0.016, 0.0);
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v_blurTexCoords[ 4] = v_uv + vec2(-0.012, 0.0);
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v_blurTexCoords[ 5] = v_uv + vec2(-0.008, 0.0);
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v_blurTexCoords[ 6] = v_uv + vec2(-0.004, 0.0);
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v_blurTexCoords[ 7] = v_uv + vec2( 0.004, 0.0);
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v_blurTexCoords[ 8] = v_uv + vec2( 0.008, 0.0);
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v_blurTexCoords[ 9] = v_uv + vec2( 0.012, 0.0);
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v_blurTexCoords[10] = v_uv + vec2( 0.016, 0.0);
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v_blurTexCoords[11] = v_uv + vec2( 0.020, 0.0);
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v_blurTexCoords[12] = v_uv + vec2( 0.024, 0.0);
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v_blurTexCoords[13] = v_uv + vec2( 0.028, 0.0);
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gl_Position = a_position;
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}
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