summaryrefslogtreecommitdiffstats
path: root/basicsuite/qt5-everywhere/demos/shaders/shaders/shockwave.fsh
diff options
context:
space:
mode:
Diffstat (limited to 'basicsuite/qt5-everywhere/demos/shaders/shaders/shockwave.fsh')
-rwxr-xr-xbasicsuite/qt5-everywhere/demos/shaders/shaders/shockwave.fsh73
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);
-}