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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
attribute vec4 position;
attribute vec2 tex_coord_in;
uniform vec2 viewport;
uniform mat4 transform;
varying vec2 tex_coord;
void main() {
vec4 pos = transform * position;
pos.x = (2.0 * pos.x) / viewport.x - 1.0;
pos.y = 1.0 - (2.0 * pos.y / viewport.y);
gl_Position = pos;
tex_coord = tex_coord_in;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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