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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import QtQuick
import QtQuick3D
import QtQuick3D.Particles3D
import QtQuick3D.Helpers
Item {
anchors.fill: parent
View3D {
anchors.fill: parent
environment: SceneEnvironment {
clearColor: "#101010"
backgroundMode: SceneEnvironment.Color
antialiasingMode: AppSettings.antialiasingMode
antialiasingQuality: AppSettings.antialiasingQuality
}
PerspectiveCamera {
id: camera
position: Qt.vector3d(0, 100, 600)
clipFar: 2000
}
WasdController {
controlledObject: camera
}
PointLight {
id: pointLight
position.y: 100
brightness: 100
quadraticFade: 50
}
Model {
source: "#Cube"
position.y: -100
scale: Qt.vector3d(20, 1, 20)
materials: PrincipledMaterial {
baseColor: Qt.rgba(1.0, 0.8, 0.8, 1.0)
}
}
Node {
id: spheres
property real angle: 0.0
NumberAnimation {
target: spheres
property: "angle"
from: 0.0
to: 360.0
duration: 5000
loops: Animation.Infinite
running: true
}
eulerRotation.y: angle
Model {
id: sphere1
source: "#Sphere"
position.y: -50
position.x: -100
scale: Qt.vector3d(1.8, 1.8, 1.8)
materials: PrincipledMaterial {
baseColor: Qt.rgba(0.8, 1.0, 0.8, 1.0)
}
}
Model {
id: sphere2
source: "#Sphere"
position.y: 0
position.x: 300
scale: Qt.vector3d(0.9, 0.9, 0.9)
materials: PrincipledMaterial {
baseColor: Qt.rgba(0.8, 1.0, 0.8, 1.0)
}
}
}
//! [particle system]
ParticleSystem3D {
id: psystem
property real particleScaleFactor : 1.0 + Math.abs(Math.cos(2.0 * Math.PI * scaleTemp))
property real scaleTemp: 0.0
NumberAnimation {
target: psystem
property: "scaleTemp"
from: 0.0
to: 1.0
duration: 400
loops: Animation.Infinite
running: true
}
//! [particle system]
//! [sprite particle]
LineParticle3D {
id: particle
sprite: Texture {
source: "images/qt_logo.png"
}
maxAmount: 200 + emitter.emitRate * emitter.lifeSpan / 1000
color: Qt.rgba(1.0, 1.0, 1.0, sliderOpacity.sliderValue * 0.01)
colorVariation: Qt.vector4d(0.6, 0.6, 0.6, 0.0)
fadeInDuration: 500
fadeOutDuration: 500
segmentCount: sliderSegmentCount.sliderValue
alphaFade: sliderOpacityFade.sliderValue * 0.01
scaleMultiplier: sliderSizeFactor.sliderValue
texcoordMultiplier: sliderTexcoordFactor.sliderValue
particleScale: sliderSize.sliderValue
eolFadeOutDuration: 500
texcoordMode: LineParticle3D.Relative
billboard: billboardCheckBox.checked
length: lengthCheckBox.checked ? lengthSlider.sliderValue : -1.0
lengthVariation: lengthVariationSlider.sliderValue
lengthDeltaMin: lengthDeltaSlider.sliderValue
sortMode: LineParticle3D.SortDistance
}
//! [sprite particle]
//! [particle emitter]
ParticleEmitter3D {
id: emitter
particle: particle
position: Qt.vector3d(-550, 0, 0)
scale: Qt.vector3d(2.0, 0.5, 2.0)
shape: ParticleShape3D {
type: ParticleShape3D.Sphere
}
velocity: VectorDirection3D {
direction: Qt.vector3d(sliderVelocityY.sliderValue * 40, 0, 0)
directionVariation: Qt.vector3d(sliderVelocityY.sliderValue * 20, 15, 0)
}
emitRate: sliderEmitRate.sliderValue
lifeSpan: 500 * 1000 / (sliderVelocityY.sliderValue * 40)
}
ParticleEmitter3D {
id: emitter2
particle: particle
position: Qt.vector3d(-550, 0, 60)
scale: Qt.vector3d(2.0, 0.5, 2.0)
shape: ParticleShape3D {
type: ParticleShape3D.Sphere
}
velocity: VectorDirection3D {
direction: Qt.vector3d(sliderVelocityY.sliderValue * 40, 0, 0)
directionVariation: Qt.vector3d(sliderVelocityY.sliderValue * 20, 15, 0)
}
emitRate: sliderEmitRate.sliderValue
lifeSpan: 500 * 1000 / (sliderVelocityY.sliderValue * 40)
}
ParticleEmitter3D {
id: emitter3
particle: particle
position: Qt.vector3d(-550, 0, 120)
scale: Qt.vector3d(2.0, 0.5, 2.0)
shape: ParticleShape3D {
type: ParticleShape3D.Sphere
}
velocity: VectorDirection3D {
direction: Qt.vector3d(sliderVelocityY.sliderValue * 40, 0, 0)
directionVariation: Qt.vector3d(sliderVelocityY.sliderValue * 20, 15, 0)
}
emitRate: sliderEmitRate.sliderValue
lifeSpan: 500 * 1000 / (sliderVelocityY.sliderValue * 40)
}
//! [particle emitter]
Repeller3D {
particles: [particle]
position: sphere1.scenePosition
outerRadius: sliderRadius.sliderValue
strength: sliderRepelStrength.sliderValue
}
Repeller3D {
particles: [particle]
position: sphere2.scenePosition
outerRadius: sliderRadius.sliderValue * 0.5
strength: sliderRepelStrength.sliderValue
}
}
}
SettingsView {
CustomLabel {
text: "Billboard particle"
}
CustomCheckBox {
id: billboardCheckBox
checked: true
}
CustomLabel {
text: "Line Segment Count"
}
CustomSlider {
id: sliderSegmentCount
sliderValue: 10
fromValue: 1
toValue: 250
sliderStepSize: 1
}
CustomLabel {
text: "Line minimum length"
}
CustomSlider {
id: lengthDeltaSlider
sliderValue: 10.0
fromValue: 0.0
toValue: 50.0
}
CustomLabel {
text: "Line Opacity Fade"
}
CustomSlider {
id: sliderOpacityFade
sliderValue: 0
fromValue: 0
toValue: 100
sliderStepSize: 1
}
CustomLabel {
text: "Size"
}
CustomSlider {
id: sliderSize
sliderValue: 1
fromValue: 0.1
toValue: 20.0
}
CustomLabel {
text: "Line Size Modifier"
}
CustomSlider {
id: sliderSizeFactor
sliderValue: 1
fromValue: 0.1
toValue: 2.0
}
CustomLabel {
text: "Line Texcoord Modifier"
}
CustomSlider {
id: sliderTexcoordFactor
sliderValue: 1
fromValue: 0.01
toValue: 20.0
}
CustomLabel {
text: "Emit Rate"
}
CustomSlider {
id: sliderEmitRate
sliderValue: 50
fromValue: 1
toValue: 200
}
CustomLabel {
text: "Start Velocity"
}
CustomSlider {
id: sliderVelocityY
sliderValue: 10
fromValue: 0.1
toValue: 50
}
CustomLabel {
text: "Opacity"
}
CustomSlider {
id: sliderOpacity
sliderValue: 30.0
fromValue: 0.0
toValue: 100.0
}
CustomLabel {
text: "Repel Radius"
}
CustomSlider {
id: sliderRadius
sliderValue: 1000
fromValue: 1
toValue: 2000
}
CustomLabel {
text: "Repel Strength"
}
CustomSlider {
id: sliderRepelStrength
sliderValue: 50.0
fromValue: 0.0
toValue: 400.0
}
CustomLabel {
text: "Fixed Length"
}
CustomCheckBox {
id: lengthCheckBox
checked: false
}
CustomLabel {
text: "Line Length"
}
CustomSlider {
id: lengthSlider
sliderValue: 50.0
fromValue: 10.0
toValue: 200.0
}
CustomLabel {
text: "Line Length Variation"
}
CustomSlider {
id: lengthVariationSlider
sliderValue: 0.0
fromValue: 0.0
toValue: 100.0
}
}
LoggingView {
anchors.bottom: parent.bottom
particleSystems: [psystem]
}
}
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