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
344
345
346
347
348
349
350
351
352
353
354
|
// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import QtQuick
import QtQuick3D
import QtQuick3D.Particles3D
Item {
id: mainWindow
readonly property real meterTicksAngle: 300
readonly property bool particleNeedle: checkBoxParticlesNeedle.checked
property real separation: sliderElementSeparation.sliderValue
anchors.fill: parent
Behavior on separation {
SmoothedAnimation {
velocity: 0.2
duration: 1000
}
}
View3D {
id: view3D
anchors.fill: parent
environment: SceneEnvironment {
clearColor: "#161610"
backgroundMode: SceneEnvironment.Color
antialiasingMode: AppSettings.antialiasingMode
antialiasingQuality: AppSettings.antialiasingQuality
}
PerspectiveCamera {
position: Qt.vector3d(0, 100, 600 - mainWindow.separation * 100)
}
PointLight {
position: Qt.vector3d(200, 400, 300)
brightness: 5
ambientColor: Qt.rgba(0.3, 0.3, 0.3, 1.0)
}
// Background
Model {
source: "#Rectangle"
scale: Qt.vector3d(25, 15, 0)
z: -300
materials: PrincipledMaterial {
baseColor: "#505040"
}
}
Node {
id: speedometerComponent
position: Qt.vector3d(0, 100, 0)
eulerRotation.x: 90 - mainWindow.separation * 75
// Light which follows the needle
PointLight {
// Calculates the direction of the needle
function getNeedleAngle(startAngle) {
return Math.sin(startAngle +
(-(180 / 360) +
(-gaugeItem.value * mainWindow.meterTicksAngle / 360) +
(mainWindow.meterTicksAngle / 2 + 180) / 360) * 2 * Math.PI);
}
readonly property real lightRadius: 120
readonly property real posX: getNeedleAngle(Math.PI) * lightRadius
readonly property real posY: getNeedleAngle(Math.PI / 2) * lightRadius
position: Qt.vector3d(posX, 40, -posY)
color: Qt.rgba(1.0, 0.8, 0.4, 1.0)
brightness: sliderNeedleBrightness.sliderValue
quadraticFade: 4.0
}
Model {
y: -4 - mainWindow.separation * 100
source: "meshes/meter_background.mesh"
scale: Qt.vector3d(30, 30, 30)
materials: PrincipledMaterial {
baseColor: "#505050"
metalness: 1.0
roughness: 0.6
normalMap: Texture {
source: "images/leather_n.png"
}
normalStrength: 0.4
}
}
Model {
y: -35 - mainWindow.separation * 100
source: "#Sphere"
scale: Qt.vector3d(1.6, 0.2, 1.6)
materials: PrincipledMaterial {
baseColor: "#606060"
}
}
Model {
y: -mainWindow.separation * 60
source: "#Cylinder"
scale: Qt.vector3d(0.2, 0.8, 0.2)
materials: PrincipledMaterial {
baseColor: "#606060"
}
}
Model {
y: 30 - mainWindow.separation * 60
source: "#Sphere"
scale: Qt.vector3d(0.4, 0.1, 0.4)
materials: PrincipledMaterial {
baseColor: "#f0f0f0"
}
}
// Speedometer labels
Model {
y: 25 + mainWindow.separation * 20
source: "#Rectangle"
scale: Qt.vector3d(4, 4, 4)
eulerRotation.x: -90
materials: PrincipledMaterial {
alphaMode: PrincipledMaterial.Blend
baseColorMap: Texture {
source: "images/speedometer_labels.png"
}
}
}
Model {
y: mainWindow.separation * 60
source: "meshes/meter_edge.mesh"
scale: Qt.vector3d(30, 30, 30)
materials: PrincipledMaterial {
baseColor: "#b0b0b0"
}
}
Node {
id: gaugeItem
property real value: 0
property real needleSize: 180
SequentialAnimation {
running: checkBoxAnimateSpeed.checked
loops: Animation.Infinite
NumberAnimation {
target: gaugeItem
property: "value"
duration: 8000
to: 1
easing.type: Easing.InOutQuad
}
NumberAnimation {
target: gaugeItem
property: "value"
duration: 8000
to: 0
easing.type: Easing.InOutQuad
}
}
y: 20 - mainWindow.separation * 60
eulerRotation.z: 90
eulerRotation.y: -mainWindow.meterTicksAngle * value + (mainWindow.meterTicksAngle/2 - 90)
Model {
position.y: gaugeItem.needleSize / 2
source: "#Cylinder"
scale: Qt.vector3d(0.05, gaugeItem.needleSize * 0.01, 0.2)
materials: PrincipledMaterial {
baseColor: "#606060"
opacity: mainWindow.particleNeedle ? 0.0 : 1.0
}
ParticleEmitter3D {
system: psystemGauge
particle: particleSpark
y: 10
scale: Qt.vector3d(0.1, 0.8, 0.1)
shape: ParticleShape3D {
type: ParticleShape3D.Cube
}
particleScale: 2.0
particleScaleVariation: 1.0
particleRotationVariation: Qt.vector3d(0, 0, 180)
particleRotationVelocityVariation: Qt.vector3d(20, 20, 200);
emitRate: 500
lifeSpan: 2000
lifeSpanVariation: 1000
}
// Needle particle system
// This system rotates together with the needle
ParticleSystem3D {
id: psystemNeedle
running: mainWindow.particleNeedle
visible: running
SpriteParticle3D {
id: needleParticle
sprite: Texture {
source: "images/dot.png"
}
maxAmount: 500
fadeInDuration: 50
fadeOutDuration: 200
color: "#40808020"
colorVariation: Qt.vector4d(0.2, 0.2, 0.0, 0.2)
blendMode: SpriteParticle3D.Screen
}
ParticleEmitter3D {
particle: needleParticle
y: -50
scale: Qt.vector3d(0.2, 0.0, 0.2)
shape: ParticleShape3D {
type: ParticleShape3D.Cube
}
particleScale: 4.0
particleScaleVariation: 2.0
particleEndScale: 1.0
particleEndScaleVariation: 0.5
velocity: VectorDirection3D {
direction: Qt.vector3d(0, 110, 0)
directionVariation: Qt.vector3d(10, 10, 10)
}
emitRate: sliderNeedleEmitrate.sliderValue
lifeSpan: 1000
}
}
}
}
// Gauge particle system
ParticleSystem3D {
id: psystemGauge
// Particles coming under the needle
SpriteParticle3D {
id: particleSpark
sprite: Texture {
source: "images/star3.png"
}
maxAmount: 1500
fadeInEffect: SpriteParticle3D.FadeNone
fadeOutDuration: 200
color: "#40ff0000"
colorVariation: Qt.vector4d(0.4, 0.2, 0.2, 0.2)
unifiedColorVariation: true
blendMode: SpriteParticle3D.Screen
}
// Particles rotating the gauge
SpriteParticle3D {
id: particleSpark2
sprite: Texture {
source: "images/star3.png"
}
maxAmount: 30
fadeInDuration: 1000
fadeOutDuration: 1000
color: "#20ffffff"
colorVariation: Qt.vector4d(0.2, 0.2, 0.5, 0.1)
blendMode: SpriteParticle3D.Screen
}
ParticleEmitter3D {
y: 40 + mainWindow.separation * 60
particle: particleSpark2
scale: Qt.vector3d(3.8, 0, 3.8)
shape: ParticleShape3D {
type: ParticleShape3D.Cylinder
}
emitRate: 10
lifeSpan: 3000
particleScale: 4.0
particleScaleVariation: 3.0
particleRotationVariation: Qt.vector3d(20, 20, 180)
particleRotationVelocityVariation: Qt.vector3d(10, 10, 50)
}
Wander3D {
uniqueAmount: Qt.vector3d(10, 0, 10)
uniquePace: Qt.vector3d(0.1, 0.1, 0.1)
fadeInDuration: 2000
}
PointRotator3D {
particles: [ particleSpark2 ]
magnitude: -20
}
}
}
}
SettingsView {
CustomCheckBox {
id: checkBoxAnimateSpeed
text: "Animate Speed"
checked: true
}
CustomLabel {
text: "Speed"
opacity: !checkBoxAnimateSpeed.checked ? 1.0 : 0.4
}
CustomSlider {
id: sliderSpeedValue
sliderValue: gaugeItem.value
sliderEnabled: !checkBoxAnimateSpeed.checked
fromValue: 0
toValue: 1
onSliderValueChanged: gaugeItem.value = sliderValue;
}
CustomCheckBox {
id: checkBoxParticlesNeedle
text: "Particles Needle"
checked: true
}
CustomLabel {
text: "Needle emitRate"
opacity: checkBoxParticlesNeedle.checked ? 1.0 : 0.4
}
CustomSlider {
id: sliderNeedleEmitrate
sliderValue: 200
sliderEnabled: checkBoxParticlesNeedle.checked
fromValue: 50
toValue: 500
}
CustomLabel {
text: "Needle Brightness"
}
CustomSlider {
id: sliderNeedleBrightness
sliderValue: 10
fromValue: 0
toValue: 50
}
CustomLabel {
text: "Elements Separation"
}
CustomSlider {
id: sliderElementSeparation
sliderValue: 0
fromValue: 0
toValue: 1
}
}
LoggingView {
anchors.bottom: parent.bottom
particleSystems: [psystemGauge, psystemNeedle]
}
}
|
