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Diffstat (limited to 'examples/quick/scenegraph/twotextureproviders/main.qml')
-rw-r--r-- | examples/quick/scenegraph/twotextureproviders/main.qml | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/examples/quick/scenegraph/twotextureproviders/main.qml b/examples/quick/scenegraph/twotextureproviders/main.qml new file mode 100644 index 0000000000..c842cad554 --- /dev/null +++ b/examples/quick/scenegraph/twotextureproviders/main.qml @@ -0,0 +1,146 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Gunnar Sletta <gunnar@sletta.org> +** Contact: http://www.qt-project.org/legal +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names +** of its contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 2.2 +import SceneGraphRendering 1.0 + +Item { + id: root + + // The checkers background + ShaderEffect { + anchors.fill: parent + + property real tileSize: 16 + property color color1: Qt.rgba(0.9, 0.9, 0.9, 1); + property color color2: Qt.rgba(0.8, 0.8, 0.8, 1); + + property size pixelSize: Qt.size(width / tileSize, height / tileSize); + + fragmentShader: + " + uniform lowp vec4 color1; + uniform lowp vec4 color2; + uniform highp vec2 pixelSize; + varying highp vec2 qt_TexCoord0; + void main() { + highp vec2 tc = sign(sin(3.14152 * qt_TexCoord0 * pixelSize)); + if (tc.x != tc.y) + gl_FragColor = color1; + else + gl_FragColor = color2; + } + " + } + + width: 320 + height: 480 + + Item { + id: box + width: root.width * 0.9 + height: width + + Rectangle { + anchors.centerIn: parent + width: parent.width * 0.9 + height: parent.width * 0.4 + radius: width * 0.1; + gradient: Gradient { + GradientStop { position: 0; color: Qt.hsla(0.6, 0.9, 0.9, 1); } + GradientStop { position: 1; color: Qt.hsla(0.6, 0.6, 0.3, 1); } + } + RotationAnimator on rotation { from: 0; to: 360; duration: 10000; loops: Animation.Infinite } + } + + visible: false + layer.enabled: true + } + + Item { + id: text + width: box.width + height: width + Text { + anchors.centerIn: parent + color: "black" // Qt.hsla(0.8, 0.8, 0.8); + text: "Qt\nQuick" + + horizontalAlignment: Text.AlignHCenter + + font.bold: true + font.pixelSize: text.width * 0.25 + RotationAnimator on rotation { from: 360; to: 0; duration: 9000; loops: Animation.Infinite } + } + visible: false + layer.enabled: true + } + + XorBlender { + anchors.horizontalCenter: parent.horizontalCenter + y: root.height * 0.05; + width: box.width + height: box.height + source1: box + source2: text + } + + Rectangle { + id: labelFrame + anchors.margins: -10 + radius: 10 + color: "white" + border.color: "black" + opacity: 0.8 + anchors.fill: description + } + + Text { + id: description + anchors.left: parent.left + anchors.right: parent.right + anchors.bottom: parent.bottom + anchors.margins: 20 + wrapMode: Text.WordWrap + text: "This example creates two animated items and sets 'layer.enabled: true' on both of them. " + + "This turns the items into texture providers and we can access their texture from C++ in a custom material. " + + "The XorBlender is a custom C++ item which uses performs an Xor blend between them." + } +} |