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Diffstat (limited to 'Studio/Content/Behavior Library/CameraLookAt.qml')
-rw-r--r-- | Studio/Content/Behavior Library/CameraLookAt.qml | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/Studio/Content/Behavior Library/CameraLookAt.qml b/Studio/Content/Behavior Library/CameraLookAt.qml deleted file mode 100644 index a4d0c9d0..00000000 --- a/Studio/Content/Behavior Library/CameraLookAt.qml +++ /dev/null @@ -1,116 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -/*[[ - <Property name="cameraTarget" formalName="Camera Target" type="ObjectRef" default="Scene.Layer.Camera" description="Object in scene the camera should look at" /> - <Property name="startImmediately" formalName="Start Immediately?" type="Boolean" default="True" publishLevel="Advanced" description="Start immediately, or wait for\nthe Enable action to be called?" /> - - <Handler name="start" formalName="Start" category="CameraLookAt" description="Begin looking the target" /> - <Handler name="stop" formalName="Stop" category="CameraLookAt" description="Stop looking the target" /> -]]*/ - -import QtStudio3D.Behavior 1.0 - -Behavior { - //External: - property string cameraTarget - property bool startImmediately - //Internal: - property bool running: false - property var updateFunction - - function start() { - running = true; - } - - function stop() { - running = false; - } - - onInitialize: { - if (startImmediately) - start(); - } - - onUpdate: { - if (!running) - return; - var targetTransform = calculateGlobalTransform(cameraTarget); - var targetSpot = targetTransform.row(3).toVector3d(); - var cameraTransform = calculateGlobalTransform(); - var cameraSpot = cameraTransform.row(3).toVector3d(); - - var matrix = calculateGlobalTransform("parent").inverted(); - matrix.m41 = 0; - matrix.m42 = 0; - matrix.m43 = 0; - - var rotateRay = targetSpot - .minus(cameraSpot) - .times(matrix); - - var rotation = lookAt(rotateRay); - setAttributeVector("rotation", rotation); - } - - function getAttributeVector(name) { - var vec = Qt.vector3d(0, 0, 0); - getAttribute(name + ".x", vec.x); - getAttribute(name + ".y", vec.y); - getAttribute(name + ".z", vec.z); - return vec; - } - - function setAttributeVector(name, vec) { - setAttribute(name + ".x", vec.x); - setAttribute(name + ".y", vec.y); - setAttribute(name + ".z", vec.z); - } -} |