diff options
Diffstat (limited to 'basicsuite/qt5-everywhere/demos/shaders/shaders/shockwave.fsh')
-rwxr-xr-x | basicsuite/qt5-everywhere/demos/shaders/shaders/shockwave.fsh | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/basicsuite/qt5-everywhere/demos/shaders/shaders/shockwave.fsh b/basicsuite/qt5-everywhere/demos/shaders/shaders/shockwave.fsh deleted file mode 100755 index 64f33c8..0000000 --- a/basicsuite/qt5-everywhere/demos/shaders/shaders/shockwave.fsh +++ /dev/null @@ -1,73 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -// Based on http://www.geeks3d.com/20091116/shader-library-2d-shockwave-post-processing-filter-glsl/ - -uniform float centerX; -uniform float centerY; -uniform float dividerValue; -uniform float granularity; -uniform float time; -uniform float weight; - -uniform sampler2D source; -uniform lowp float qt_Opacity; -varying vec2 qt_TexCoord0; - -void main() -{ - vec2 uv = qt_TexCoord0.xy; - vec2 tc = qt_TexCoord0; - vec2 center = vec2(centerX, centerY); - const vec3 shock = vec3(10.0, 1.5, 0.1); - if (uv.x < dividerValue) { - float distance = distance(uv, center); - if ((distance <= (time + shock.z)) && - (distance >= (time - shock.z))) { - float diff = (distance - time); - float powDiff = 1.0 - pow(abs(diff*shock.x), shock.y*weight); - float diffTime = diff * powDiff; - vec2 diffUV = normalize(uv - center); - tc += (diffUV * diffTime); - } - } - gl_FragColor = qt_Opacity * texture2D(source, tc); -} |