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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
|
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtCanvas3D module 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 QtQuick.Window 2.1
import QtCanvas3D 1.0
import QtQuick.Controls 1.1
import QtQuick.Layouts 1.1
import "jsonmodels.js" as GLCode
Window {
visible: true
width: 1200
height: 900
color: "#e6e6e6"
//! [3]
property int previousY: 0
property int previousX: 0
//! [3]
Rectangle {
id: valuePanel
width: 150
height: 100
anchors.left: parent.left
anchors.top: parent.top
opacity: 0.3
border.color: "black"
border.width: 2
radius: 5
z: 1
}
ColumnLayout {
width: valuePanel.width
height: valuePanel.height
x: 10
z: 2
Label {
font.pixelSize: 20
text: "x angle: " + angle
readonly property int angle: canvas3d.xRot
}
Label {
font.pixelSize: 20
text: "y angle: " + angle
readonly property int angle: canvas3d.yRot
}
Label {
font.pixelSize: 20
text: "distance: " + distance
readonly property int distance: canvas3d.distance * 10
}
}
ColumnLayout {
anchors.fill: parent
RowLayout {
Layout.fillHeight: true
Layout.fillWidth: true
Canvas3D {
id: canvas3d
Layout.fillHeight: true
Layout.fillWidth: true
//! [1]
property double xRot: 0.0
property double yRot: 45.0
property double distance: 2.0
//! [1]
property double itemSize: 1.0
property double lightX: 0.0
property double lightY: 45.0
property double lightDistance: 2.0
property bool animatingLight: false
property bool animatingCamera: false
property bool drawWireframe: false
onInitializeGL: {
GLCode.initializeGL(canvas3d);
}
onPaintGL: {
GLCode.paintGL(canvas3d);
}
onResizeGL: {
GLCode.resizeGL(canvas3d);
}
//! [0]
MouseArea {
anchors.fill: parent
//! [0]
//! [2]
onMouseXChanged: {
// Do not rotate if we don't have previous value
if (previousY !== 0)
canvas3d.yRot += mouseY - previousY
previousY = mouseY
// Limit the rotation to -90...90 degrees
if (canvas3d.yRot > 90)
canvas3d.yRot = 90
if (canvas3d.yRot < -90)
canvas3d.yRot = -90
}
onMouseYChanged: {
// Do not rotate if we don't have previous value
if (previousX !== 0)
canvas3d.xRot += mouseX - previousX
previousX = mouseX
// Wrap the rotation around
if (canvas3d.xRot > 180)
canvas3d.xRot -= 360
if (canvas3d.xRot < -180)
canvas3d.xRot += 360
}
onReleased: {
// Reset previous mouse positions to avoid rotation jumping
previousX = 0
previousY = 0
}
//! [2]
//! [4]
onWheel: {
canvas3d.distance -= wheel.angleDelta.y / 1000.0
// Limit the distance to 0.5...10
if (canvas3d.distance < 0.5)
canvas3d.distance = 0.5
if (canvas3d.distance > 10)
canvas3d.distance = 10
}
//! [4]
}
}
}
RowLayout {
Layout.fillWidth: true
Button {
id: lightButton
Layout.fillWidth: true
text: "Animate Light"
checkable: true
onCheckedChanged: canvas3d.animatingLight = checked
}
Button {
id: cameraButton
Layout.fillWidth: true
text: "Animate Camera"
checkable: true
onCheckedChanged: canvas3d.animatingCamera = checked
}
Button {
id: drawButton
Layout.fillWidth: true
text: "Wireframe"
checkable: true
onCheckedChanged: canvas3d.drawWireframe = checked
}
Button {
Layout.fillWidth: true
text: "Reset"
onClicked: {
canvas3d.xRot = 0.0
canvas3d.yRot = 45.0
canvas3d.distance = 2.0
canvas3d.itemSize = 1.0
canvas3d.lightX = 0.0
canvas3d.lightY = 45.0
canvas3d.lightDistance = 2.0
lightButton.checked = false
cameraButton.checked = false
drawButton.checked = false
}
}
Button {
Layout.fillWidth: true
text: "Quit"
onClicked: Qt.quit()
}
}
}
SequentialAnimation {
loops: Animation.Infinite
running: canvas3d.animatingLight
NumberAnimation {
target: canvas3d
property: "lightX"
from: 0.0
to: 360.0
duration: 5000
}
}
SequentialAnimation {
loops: Animation.Infinite
running: canvas3d.animatingLight
NumberAnimation {
target: canvas3d
property: "lightY"
from: 0.0
to: 90.0
duration: 10000
}
NumberAnimation {
target: canvas3d
property: "lightY"
from: 90.0
to: 0.0
duration: 10000
}
}
SequentialAnimation {
loops: Animation.Infinite
running: canvas3d.animatingLight
NumberAnimation {
target: canvas3d
property: "lightDistance"
from: 10.0
to: 0.5
duration: 30000
}
NumberAnimation {
target: canvas3d
property: "lightDistance"
from: 0.5
to: 10.0
duration: 30000
}
}
SequentialAnimation {
loops: Animation.Infinite
running: canvas3d.animatingCamera
NumberAnimation {
target: canvas3d
property: "xRot"
from: -180.0
to: 180.0
duration: 5000
easing.type: Easing.InOutSine
}
NumberAnimation {
target: canvas3d
property: "xRot"
from: 180.0
to: -180.0
duration: 5000
easing.type: Easing.InOutSine
}
}
SequentialAnimation {
loops: Animation.Infinite
running: canvas3d.animatingCamera
NumberAnimation {
target: canvas3d
property: "yRot"
from: 0.0
to: 90.0
duration: 10000
easing.type: Easing.InOutSine
}
NumberAnimation {
target: canvas3d
property: "yRot"
from: 90.0
to: 0.0
duration: 10000
easing.type: Easing.InOutSine
}
}
SequentialAnimation {
loops: Animation.Infinite
running: canvas3d.animatingCamera
NumberAnimation {
target: canvas3d
property: "distance"
from: 10.0
to: 0.5
duration: 30000
easing.type: Easing.InOutSine
}
NumberAnimation {
target: canvas3d
property: "distance"
from: 0.5
to: 10.0
duration: 30000
easing.type: Easing.InOutSine
}
}
}
|