view shaders/crt.v.glsl @ 2435:b8d894f7f9dc

Fix playback of ADPCM blocks with an odd number of samples
author Michael Pavone <pavone@retrodev.com>
date Thu, 08 Feb 2024 21:05:49 -0800
parents f3cca4b3f17a
children
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line source


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

void main()
{
	gl_Position = vec4(pos, 0.0, 1.0);
	texcoord = sign(pos) * vec2(0.5*width/texsize.x, -0.5*height/texsize.y) + vec2(0.5*width/texsize.x, 0.5*height/texsize.y);
	screencoord = sign(pos);
}