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Rework sprite rendering phase 3 to better match behavior documented by Kabuto/Titan and fix edge case in sprite overflow flag that was breaking the RPS minigame in Alex Kidd
author Michael Pavone <pavone@retrodev.com>
date Thu, 20 Jun 2019 22:31:31 -0700
parents fa9ae059e4d3
children f3cca4b3f17a
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line source


attribute vec2 pos;
varying mediump vec2 texcoord;
uniform mediump float width, height;

void main()
{
	gl_Position = vec4(pos, 0.0, 1.0);
	texcoord = sign(pos) * vec2(width / 1024.0, height / -1024.0) + vec2(width / 1024.0, height / 1024.0);
}