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annotate shaders/default.v.glsl @ 500:251fe7a75a14

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Preserve aspect ratio unless config file says otherwise
author Mike Pavone <pavone@retrodev.com>
date Tue, 29 Oct 2013 19:09:19 -0700
parents 0820a71b80f3
children b7b7a1cab44a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #version 110
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2
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3 attribute vec2 pos;
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4 varying vec2 texcoord;
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5
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6 void main()
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7 {
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8 gl_Position = vec4(pos, 0.0, 1.0);
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251fe7a75a14 Preserve aspect ratio unless config file says otherwise
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parents: 497
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9 texcoord = sign(pos) * vec2(320.0/1024.0, 240.0/-512.0) + vec2(320.0/1024.0, 240.0/512.0);
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10 }