aboutsummaryrefslogtreecommitdiffstats
path: root/examples/quick/scenegraph/twotextureproviders/main.qml
blob: b9e516f4b7427e7201ad3925b994c2993a473a6e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
/****************************************************************************
**
** Copyright (C) 2014 Gunnar Sletta <gunnar@sletta.org>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, 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 The Qt Company Ltd 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);

        // Will automatically pick either checker.frag or +qsb/checker.frag
        // thanks to file selectors.
        fragmentShader: "qrc:/scenegraph/twotextureproviders/shaders/checker.frag"
    }

    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."
    }
}