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Diffstat (limited to 'basicsuite/mediaplayer/Effects/EffectToon.qml')
| -rwxr-xr-x | basicsuite/mediaplayer/Effects/EffectToon.qml | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/basicsuite/mediaplayer/Effects/EffectToon.qml b/basicsuite/mediaplayer/Effects/EffectToon.qml new file mode 100755 index 0000000..a17ad1c --- /dev/null +++ b/basicsuite/mediaplayer/Effects/EffectToon.qml @@ -0,0 +1,111 @@ +/**************************************************************************** +** +** 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 threshold: parameters.get(0).value + property real targetSize: 250 - (200 * threshold) // TODO: fix ... + property real resS: targetSize + property real resT: targetSize + + // TODO + property real magTol: 0.3 + property real quantize: 8.0 + + fragmentShaderSrc: "uniform float dividerValue; + uniform float threshold; + uniform float resS; + uniform float resT; + uniform float magTol; + uniform float quantize; + + uniform sampler2D source; + uniform lowp float qt_Opacity; + varying vec2 qt_TexCoord0; + + void main() + { + vec4 color = vec4(1.0, 0.0, 0.0, 1.1); + vec2 uv = qt_TexCoord0.xy; + if (uv.x < dividerValue) { + vec2 st = qt_TexCoord0.st; + vec3 rgb = texture2D(source, st).rgb; + vec2 stp0 = vec2(1.0/resS, 0.0); + vec2 st0p = vec2(0.0 , 1.0/resT); + vec2 stpp = vec2(1.0/resS, 1.0/resT); + vec2 stpm = vec2(1.0/resS, -1.0/resT); + float i00 = dot( texture2D(source, st).rgb, vec3(0.2125,0.7154,0.0721)); + float im1m1 = dot( texture2D(source, st-stpp).rgb, vec3(0.2125,0.7154,0.0721)); + float ip1p1 = dot( texture2D(source, st+stpp).rgb, vec3(0.2125,0.7154,0.0721)); + float im1p1 = dot( texture2D(source, st-stpm).rgb, vec3(0.2125,0.7154,0.0721)); + float ip1m1 = dot( texture2D(source, st+stpm).rgb, vec3(0.2125,0.7154,0.0721)); + float im10 = dot( texture2D(source, st-stp0).rgb, vec3(0.2125,0.7154,0.0721)); + float ip10 = dot( texture2D(source, st+stp0).rgb, vec3(0.2125,0.7154,0.0721)); + float i0m1 = dot( texture2D(source, st-st0p).rgb, vec3(0.2125,0.7154,0.0721)); + float i0p1 = dot( texture2D(source, st+st0p).rgb, vec3(0.2125,0.7154,0.0721)); + float h = -1.*im1p1 - 2.*i0p1 - 1.*ip1p1 + 1.*im1m1 + 2.*i0m1 + 1.*ip1m1; + float v = -1.*im1m1 - 2.*im10 - 1.*im1p1 + 1.*ip1m1 + 2.*ip10 + 1.*ip1p1; + float mag = sqrt(h*h + v*v); + if (mag > magTol) { + color = vec4(0.0, 0.0, 0.0, 1.0); + } + else { + rgb.rgb *= quantize; + rgb.rgb += vec3(0.5, 0.5, 0.5); + ivec3 irgb = ivec3(rgb.rgb); + rgb.rgb = vec3(irgb) / quantize; + color = vec4(rgb, 1.0); + } + } else { + color = texture2D(source, uv); + } + gl_FragColor = qt_Opacity * color; + }" +} |