51 lines
1.7 KiB
Java
51 lines
1.7 KiB
Java
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#version 120
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uniform sampler2D leavingSlideTexture;
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uniform sampler2D enteringSlideTexture;
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uniform sampler2D permTexture;
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uniform float time;
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varying vec2 v_texturePosition;
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float snoise(vec2 P) {
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return texture2D(permTexture, P).r;
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}
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void main() {
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float sn = snoise(10.0*v_texturePosition);
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if( sn < time)
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gl_FragColor = texture2D(enteringSlideTexture, v_texturePosition);
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else
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gl_FragColor = texture2D(leavingSlideTexture, v_texturePosition);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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