1/**************************************************************************** 2** 3** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). 4** Contact: http://www.qt-project.org/legal 5** 6** This file is part of the examples of the Qt Toolkit. 7** 8** $QT_BEGIN_LICENSE:BSD$ 9** You may use this file under the terms of the BSD license as follows: 10** 11** "Redistribution and use in source and binary forms, with or without 12** modification, are permitted provided that the following conditions are 13** met: 14** * Redistributions of source code must retain the above copyright 15** notice, this list of conditions and the following disclaimer. 16** * Redistributions in binary form must reproduce the above copyright 17** notice, this list of conditions and the following disclaimer in 18** the documentation and/or other materials provided with the 19** distribution. 20** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names 21** of its contributors may be used to endorse or promote products derived 22** from this software without specific prior written permission. 23** 24** 25** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 26** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 27** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 28** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 29** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 30** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 31** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 32** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 33** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 35** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." 36** 37** $QT_END_LICENSE$ 38** 39****************************************************************************/ 40 41import QtQuick 2.0 42import io.thp.pyotherside 1.5 43 44 45Item { 46 width: 400 47 height: 400 48 49 // The checkers background 50 ShaderEffect { 51 id: tileBackground 52 anchors.fill: parent 53 54 property real tileSize: 16 55 property color color1: Qt.rgba(0.9, 0.9, 0.9, 1); 56 property color color2: Qt.rgba(0.85, 0.85, 0.85, 1); 57 58 property size pixelSize: Qt.size(width / tileSize, height / tileSize); 59 60 fragmentShader: 61 " 62 uniform lowp vec4 color1; 63 uniform lowp vec4 color2; 64 uniform highp vec2 pixelSize; 65 varying highp vec2 qt_TexCoord0; 66 void main() { 67 highp vec2 tc = sign(sin(3.14152 * qt_TexCoord0 * pixelSize)); 68 if (tc.x != tc.y) 69 gl_FragColor = color1; 70 else 71 gl_FragColor = color2; 72 } 73 " 74 } 75 76 PyFBO { 77 id: fbo 78 anchors.fill: parent 79 anchors.margins: 10 80 property var t: 0 81 82 SequentialAnimation on t { 83 NumberAnimation { to: 1; duration: 2500; easing.type: Easing.InQuad } 84 NumberAnimation { to: 0; duration: 2500; easing.type: Easing.OutQuad } 85 loops: Animation.Infinite 86 running: true 87 } 88 89 // The transform is just to show something interesting.. 90 transform: [ 91 Rotation { id: rotation; axis.x: 0; axis.z: 0; axis.y: 1; angle: 0; origin.x: fbo.width / 2; origin.y: fbo.height / 2; }, 92 Translate { id: txOut; x: -fbo.width / 2; y: -fbo.height / 2 }, 93 Scale { id: scale; }, 94 Translate { id: txIn; x: fbo.width / 2; y: fbo.height / 2 } 95 ] 96 97 onTChanged: { 98 if (renderer) { 99 py.call(py.getattr(renderer, 'set_t'), [t], update); 100 } 101 } 102 } 103 104 // Just to show something interesting 105 SequentialAnimation { 106 PauseAnimation { duration: 5000 } 107 ParallelAnimation { 108 NumberAnimation { target: scale; property: "xScale"; to: 0.6; duration: 1000; easing.type: Easing.InOutBack } 109 NumberAnimation { target: scale; property: "yScale"; to: 0.6; duration: 1000; easing.type: Easing.InOutBack } 110 } 111 NumberAnimation { target: rotation; property: "angle"; to: 80; duration: 1000; easing.type: Easing.InOutCubic } 112 NumberAnimation { target: rotation; property: "angle"; to: -80; duration: 1000; easing.type: Easing.InOutCubic } 113 NumberAnimation { target: rotation; property: "angle"; to: 0; duration: 1000; easing.type: Easing.InOutCubic } 114 NumberAnimation { target: fbo; property: "opacity"; to: 0.5; duration: 1000; easing.type: Easing.InOutCubic } 115 PauseAnimation { duration: 1000 } 116 NumberAnimation { target: fbo; property: "opacity"; to: 0.8; duration: 1000; easing.type: Easing.InOutCubic } 117 ParallelAnimation { 118 NumberAnimation { target: scale; property: "xScale"; to: 1; duration: 1000; easing.type: Easing.InOutBack } 119 NumberAnimation { target: scale; property: "yScale"; to: 1; duration: 1000; easing.type: Easing.InOutBack } 120 } 121 running: true 122 loops: Animation.Infinite 123 } 124 125 Rectangle { 126 id: labelFrame 127 anchors.margins: -10 128 radius: 5 129 color: "white" 130 border.color: "black" 131 opacity: 0.8 132 anchors.fill: label 133 } 134 135 Text { 136 id: label 137 anchors.bottom: fbo.bottom 138 anchors.left: fbo.left 139 anchors.right: fbo.right 140 anchors.margins: 20 141 wrapMode: Text.WordWrap 142 text: "The squircle is an FBO, rendered by the application on the scene graph rendering thread. The FBO is managed and displayed using a PyFBO item." 143 } 144 145 Python { 146 id: py 147 148 Component.onCompleted: { 149 addImportPath(Qt.resolvedUrl('.')); 150 importModule('renderer', function () { 151 call('renderer.Renderer', [], function (renderer) { 152 fbo.renderer = renderer; 153 }); 154 }); 155 } 156 157 onError: console.log(traceback); 158 } 159 160} 161