anaglyph-3d example

Note: you need red/cyan glasses to fully enjoy the experience

Change-Id: Ic823831eea0f4658c2ab9116eb1505893847b6e8
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

1 files changed, 227 insertions, 0 deletions

diff --git a/examples/qt3d/anaglyph-rendering/main.qml b/examples/qt3d/anaglyph-rendering/main.qml
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+/****************************************************************************
+**
+** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** 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 http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/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 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later 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 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import Qt3D 2.0
+import Qt3D.Render 2.0
+import QtQuick 2.4 as QQ2
+
+Entity {
+    id: root
+
+    components: FrameGraph {
+        StereoFrameGraph {
+            id: stereoFrameGraph
+            leftCamera: stereoCamera.leftCamera
+            rightCamera: stereoCamera.rightCamera
+        }
+    }
+
+    // Camera
+    StereoCamera {
+        id: stereoCamera
+        property real circleRotation: 0
+        readonly property real cameraRadius: obstaclesRepeater.radius - 50
+        readonly property vector3d circlePosition: Qt.vector3d(cameraRadius * Math.cos(circleRotation), 0.0, cameraRadius * Math.sin(circleRotation))
+        readonly property vector3d tan: circlePosition.crossProduct(Qt.vector3d(0, 1, 0).normalized())
+        viewCenter: planeTranslation.translation
+        position: circlePosition.plus(Qt.vector3d(0, 45 * Math.sin(circleRotation * 2), 0)).plus(tan.times(-2))
+
+        QQ2.NumberAnimation {
+            target: stereoCamera
+            property: "circleRotation"
+            from: 0; to: Math.PI * 2
+            duration: 10000
+            loops: QQ2.Animation.Infinite
+            running: true
+        }
+    }
+
+    // Skybox
+    SkyboxEntity {
+        cameraPosition: stereoCamera.position
+        baseName: "qrc:/assets/cubemaps/miramar/miramar"
+        extension: ".webp"
+    }
+
+    // Cylinder
+    Entity {
+        property CylinderMesh cylinder: CylinderMesh {
+            radius: 1
+            length: 3
+            rings: 100
+            slices: 20
+        }
+        property Transform transform: Transform {
+            Scale { id: cylinderScale; scale: 5 }
+            Rotate {
+                id: cylinderRotationTheta
+                angle: 45
+                axis: Qt.vector3d(1, 0, 0)
+            }
+            Rotate {
+                id: cylinderRotationPhi
+                angle: 30
+                axis: Qt.vector3d(1, 0, 0)
+            }
+        }
+        property Material phong: PhongMaterial {}
+
+        QQ2.ParallelAnimation {
+            loops: QQ2.Animation.Infinite
+            running: true
+            QQ2.SequentialAnimation {
+                QQ2.NumberAnimation {
+                    target: cylinderScale
+                    property: "scale"
+                    from: 5; to: 45
+                    duration: 2000
+                    easing.type: QQ2.Easing.OutInQuad
+                }
+                QQ2.NumberAnimation {
+                    target: cylinderScale
+                    property: "scale"
+                    from: 45; to: 5
+                    duration: 2000
+                    easing.type: QQ2.Easing.InOutQuart
+                }
+            }
+            QQ2.NumberAnimation {
+                target: cylinderRotationPhi
+                property: "angle"
+                from: 0; to: 360
+                duration: 4000
+            }
+            QQ2.NumberAnimation {
+                target: cylinderRotationTheta
+                property: "angle"
+                from: 0; to: 720
+                duration: 4000
+            }
+        }
+
+        components: [cylinder, transform, phong]
+    }
+
+    // AirPlane
+    Entity {
+        components: [
+            Mesh {
+                source: "assets/obj/toyplane.obj"
+            },
+            Transform {
+                Rotate { // roll
+                    id: roll
+                    axis : Qt.vector3d(1, 0, 0)
+                    angle : 30
+                }
+                Rotate {
+                    axis: Qt.vector3d(0, 1, 0)
+                    angle: stereoCamera.circleRotation * -2 * 180 / Math.PI + 180
+                }
+                Translate {
+                    id: planeTranslation
+                    dx: Math.sin(stereoCamera.circleRotation * -2) * obstaclesRepeater.radius
+                    dy: 0
+                    dz: Math.cos(stereoCamera.circleRotation * -2) * obstaclesRepeater.radius
+                }
+            },
+            PhongMaterial {
+                shininess: 20.0
+                diffuse: "#ba1a02" // Inferno Orange
+            }
+        ]
+
+        QQ2.SequentialAnimation {
+            running: true
+            loops: QQ2.Animation.Infinite
+
+            QQ2.NumberAnimation {
+                target: roll
+                property: "angle"
+                from: 30; to: 45
+                duration: 750
+            }
+            QQ2.NumberAnimation {
+                target: roll
+                property: "angle"
+                from: 45; to: 25
+                duration: 500
+            }
+            QQ2.NumberAnimation {
+                target: roll
+                property: "angle"
+                from: 25; to: 390
+                duration: 800
+            }
+        }
+    }
+
+    // Torus obsctacles
+    NodeInstantiator {
+        id: obstaclesRepeater
+        model: 4
+        readonly property real radius: 130.0;
+        readonly property real det: 1.0 / model
+        delegate: Entity {
+            components: [
+                TorusMesh {
+                    radius: 35
+                    minorRadius: 5
+                    rings: 100
+                    slices: 20
+                },
+                Transform {
+                    id: transform
+                    readonly property real angle: Math.PI * 2.0 * index * obstaclesRepeater.det
+                    Rotate {
+                        angle: transform.angle * 180 / Math.PI
+                        axis: Qt.vector3d(0.0, 1.0, 0.0)
+                    }
+                    Translate {
+                        dx: obstaclesRepeater.radius * Math.cos(transform.angle)
+                        dz: obstaclesRepeater.radius * Math.sin(transform.angle)
+                    }
+                },
+                PhongMaterial {
+                    diffuse: Qt.rgba(Math.abs(Math.cos(transform.angle)), 204 / 255, 75 / 255, 1)
+                    specular: "white"
+                    shininess: 20.0
+                }
+            ]
+        }
+    }
+}
+