Qt Quick 3D - Particles 3D Testbed Example

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import QtQuick import QtQuick3D import QtQuick3D.Particles3D Item { id: mainWindow anchors.fill: parent View3D { anchors.fill: parent environment: SceneEnvironment { clearColor: "#202020" backgroundMode: SceneEnvironment.Color antialiasingMode: settings.antialiasingMode antialiasingQuality: settings.antialiasingQuality } PerspectiveCamera { id: camera position: Qt.vector3d(0, 100, 600) } PointLight { position: Qt.vector3d(0, 400, 100) brightness: 10 ambientColor: Qt.rgba(0.3, 0.3, 0.3, 1.0) } // Model shared between particles Component { id: particleComponent Model { source: "#Cube" scale: Qt.vector3d(0.4, 0.4, 0.4) materials: DefaultMaterial { } } } ParticleSystem3D { id: psystem // Particles ModelParticle3D { id: particleNone delegate: particleComponent maxAmount: 40 color: "#ffffff" fadeInEffect: ModelParticle3D.FadeNone fadeOutEffect: ModelParticle3D.FadeNone fadeInDuration: sliderFadeInDuration.sliderValue fadeOutDuration: sliderFadeOutDuration.sliderValue } ModelParticle3D { id: particleOpacity delegate: particleComponent maxAmount: 40 color: "#ffffff" fadeInEffect: ModelParticle3D.FadeOpacity fadeOutEffect: ModelParticle3D.FadeOpacity fadeInDuration: sliderFadeInDuration.sliderValue fadeOutDuration: sliderFadeOutDuration.sliderValue } ModelParticle3D { id: particleScale delegate: particleComponent maxAmount: 40 color: "#ffffff" fadeInEffect: ModelParticle3D.FadeScale fadeOutEffect: ModelParticle3D.FadeScale fadeInDuration: sliderFadeInDuration.sliderValue fadeOutDuration: sliderFadeOutDuration.sliderValue } ModelParticle3D { id: particleScaleOpacity delegate: particleComponent maxAmount: 40 color: "#ffffff" fadeInEffect: ModelParticle3D.FadeScale fadeOutEffect: ModelParticle3D.FadeOpacity fadeInDuration: sliderFadeInDuration.sliderValue fadeOutDuration: sliderFadeOutDuration.sliderValue } // Emitters, one per particle ParticleEmitter3D { particle: particleNone position: Qt.vector3d(300, 200, 0) particleScaleVariation: 0.5 particleRotationVariation: Qt.vector3d(180, 180, 180) particleRotationVelocityVariation: Qt.vector3d(200, 200, 200); velocity: VectorDirection3D { direction: Qt.vector3d(-200, 0, 0) } emitRate: 10 lifeSpan: 4000 Node { x: 80 Text { anchors.verticalCenter: parent.verticalCenter text: "NONE" font.pointSize: settings.fontSizeLarge color: "#ffffff" } } } ParticleEmitter3D { particle: particleOpacity position: Qt.vector3d(300, 100, 0) particleScaleVariation: 0.5 particleRotationVariation: Qt.vector3d(180, 180, 180) particleRotationVelocityVariation: Qt.vector3d(200, 200, 200); velocity: VectorDirection3D { direction: Qt.vector3d(-200, 0, 0) } emitRate: 10 lifeSpan: 4000 Node { x: 80 Text { anchors.verticalCenter: parent.verticalCenter text: "OPACITY" font.pointSize: settings.fontSizeLarge color: "#ffffff" } } } ParticleEmitter3D { particle: particleScale position: Qt.vector3d(300, 0, 0) particleScaleVariation: 0.5 particleRotationVariation: Qt.vector3d(180, 180, 180) particleRotationVelocityVariation: Qt.vector3d(200, 200, 200); velocity: VectorDirection3D { direction: Qt.vector3d(-200, 0, 0) } emitRate: 10 lifeSpan: 4000 Node { x: 80 Text { anchors.verticalCenter: parent.verticalCenter text: "SCALE" font.pointSize: settings.fontSizeLarge color: "#ffffff" } } } ParticleEmitter3D { particle: particleScaleOpacity position: Qt.vector3d(300, -100, 0) particleScaleVariation: 0.5 particleRotationVariation: Qt.vector3d(180, 180, 180) particleRotationVelocityVariation: Qt.vector3d(200, 200, 200); velocity: VectorDirection3D { direction: Qt.vector3d(-200, 0, 0) } emitRate: 10 lifeSpan: 4000 Node { x: 80 Text { anchors.verticalCenter: parent.verticalCenter text: "SCALE -> OPACITY" font.pointSize: settings.fontSizeLarge color: "#ffffff" } } } } } SettingsView { CustomLabel { text: "Fade In Duration (ms)" } CustomSlider { id: sliderFadeInDuration sliderValue: 1500 fromValue: 0 toValue: 4000 } CustomLabel { text: "Fade Out Duration (ms)" } CustomSlider { id: sliderFadeOutDuration sliderValue: 1500 fromValue: 0 toValue: 4000 } } LoggingView { anchors.bottom: parent.bottom particleSystems: [psystem] } }