diff options
Diffstat (limited to 'experimental/Media Player/Effects/EffectSobelEdgeDetection2.qml')
-rwxr-xr-x | experimental/Media Player/Effects/EffectSobelEdgeDetection2.qml | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/experimental/Media Player/Effects/EffectSobelEdgeDetection2.qml b/experimental/Media Player/Effects/EffectSobelEdgeDetection2.qml deleted file mode 100755 index 938912d..0000000 --- a/experimental/Media Player/Effects/EffectSobelEdgeDetection2.qml +++ /dev/null @@ -1,89 +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. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -import QtQuick 2.0 - -Effect { - parameters: ListModel { - ListElement { - name: "threshold" - value: 0.5 - } - } - - // Transform slider values, and bind result to shader uniforms - property real weight: parameters.get(0).value - - fragmentShaderSrc: "#version 130 - uniform sampler2D source; - uniform float dividerValue; - uniform float weight; - mat3 G[2] = mat3[]( - mat3( 1.0, 2.0, 1.0, 0.0, 0.0, 0.0, -1.0, -2.0, -1.0 ), - mat3( 1.0, 0.0, -1.0, 2.0, 0.0, -2.0, 1.0, 0.0, -1.0 ) - ); - uniform lowp float qt_Opacity; - in vec2 qt_TexCoord0; - out vec4 FragmentColor; - void main() { - vec2 uv = qt_TexCoord0.xy; - vec4 c = vec4(0.0); - if (uv.x < dividerValue) { - mat3 intensity; - float conv[2]; - vec3 sample; - for (int i=0; i<3; ++i) { - for (int j=0; j<3; ++j) { - sample = texelFetch(source, ivec2(gl_FragCoord) + ivec2(i-1, j-1), 0).rgb; - intensity[i][j] = length(sample) * weight; - } - } - for (int i=0; i<2; ++i) { - float dp3 = dot(G[i][0], intensity[0]) + dot(G[i][1], intensity[1]) + dot(G[i][2], intensity[2]); - conv[i] = dp3 * dp3; - } - c = vec4(0.5 * sqrt(conv[0]*conv[0] + conv[1]*conv[1])); - } else { - c = texture2D(source, qt_TexCoord0); - } - FragmentColor = qt_Opacity * c; - }" -} |