forked from qt-creator/qt-creator
a7956df3ca
Replace the current license disclaimer in files by a SPDX-License-Identifier. Task-number: QTBUG-67283 Change-Id: I708fd1f9f2b73d60f57cc3568646929117825813 Reviewed-by: Eike Ziller <eike.ziller@qt.io>
72 lines
2.4 KiB
QML
72 lines
2.4 KiB
QML
// Copyright (C) 2020 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0 WITH Qt-GPL-exception-1.0
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import QtQuick3D 1.15
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View3D {
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id: sceneView
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anchors.fill: parent
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property bool usePerspective: false
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property alias showSceneLight: sceneLight.visible
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property alias showGrid: helperGrid.visible
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property alias gridColor: helperGrid.gridColor
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property alias sceneHelpers: sceneHelpers
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property alias perspectiveCamera: scenePerspectiveCamera
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property alias orthoCamera: sceneOrthoCamera
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property double cameraZoomFactor: .55;
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// Empirical cameraZoomFactor values at which the grid zoom level is doubled. The values are
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// approximately uniformally distributed over the non-linear range of cameraZoomFactor.
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readonly property var grid_thresholds: [0.55, 1.10, 2.35, 4.9, 10.0, 20.5, 42.0, 85.0, 999999.0]
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property var thresIdx: 1
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property var thresPerc: 1.0 // percentage of cameraZoomFactor to the current grid zoom threshold (0.0 - 1.0)
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camera: usePerspective ? scenePerspectiveCamera : sceneOrthoCamera
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onCameraZoomFactorChanged: {
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thresIdx = Math.max(1, grid_thresholds.findIndex(v => v > cameraZoomFactor));
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thresPerc = (grid_thresholds[thresIdx] - cameraZoomFactor) / (grid_thresholds[thresIdx] - grid_thresholds[thresIdx - 1]);
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}
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Node {
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id: sceneHelpers
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HelperGrid {
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id: helperGrid
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lines: Math.pow(2, grid_thresholds.length - thresIdx - 1);
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step: 100 * grid_thresholds[0] * Math.pow(2, thresIdx - 1);
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subdivAlpha: thresPerc;
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}
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PointLight {
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id: sceneLight
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position: usePerspective ? scenePerspectiveCamera.position
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: sceneOrthoCamera.position
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quadraticFade: 0
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linearFade: 0
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}
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// Initial camera position and rotation should be such that they look at origin.
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// Otherwise EditCameraController._lookAtPoint needs to be initialized to correct
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// point.
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PerspectiveCamera {
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id: scenePerspectiveCamera
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z: 600
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y: 600
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eulerRotation.x: -45
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clipFar: 100000
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clipNear: 1
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}
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OrthographicCamera {
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id: sceneOrthoCamera
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z: 600
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y: 600
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eulerRotation.x: -45
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clipFar: 100000
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clipNear: -10000
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}
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}
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}
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