annotate shaders/default.v.glsl @ 502:7fdfcced65b6

Fix allocation and memset size for field buffers when using OpenGL
author Mike Pavone <pavone@retrodev.com>
date Tue, 29 Oct 2013 23:13:15 -0700
parents 251fe7a75a14
children b7b7a1cab44a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
488
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1 #version 110
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
2
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
3 attribute vec2 pos;
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
4 varying vec2 texcoord;
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
5
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
6 void main()
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
7 {
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
8 gl_Position = vec4(pos, 0.0, 1.0);
500
251fe7a75a14 Preserve aspect ratio unless config file says otherwise
Mike Pavone <pavone@retrodev.com>
parents: 497
diff changeset
9 texcoord = sign(pos) * vec2(320.0/1024.0, 240.0/-512.0) + vec2(320.0/1024.0, 240.0/512.0);
488
32f053ad9b02 Basic OpenGL rendering is working
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
10 }