BearWhackParticleSystem.qml Example File | Qt Quick 5.12.10

- Qt 5.12
- Qt Quick
- Qt Quick Examples - Touch Interaction
- BearWhackParticleSystem.qml Example File
- Qt 5.12.10 Reference Documentation

# BearWhackParticleSystem.qml Example File

touchinteraction/multipointtouch/content/BearWhackParticleSystem.qml

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     import QtQuick 2.0
     import QtQuick.Particles 2.0

     ParticleSystem {
         id: particleSystem
         function explode(x,y) {
             fireEmitter.burst(100,x,y);
         }

         Emitter {
             id: emitter
             group: "bears"
             width: parent.width
             emitRate: 1
             NumberAnimation on emitRate {
                 id: goFaster
                 from: 1
                 to: 16
                 running: particleSystem.running
                 loops: 1
                 duration: 60000 * 5
                 easing.type: Easing.Linear
             }
             lifeSpan: 4000 + 800*(16-emitRate)
             maximumEmitted: 128
             size: 64
             velocity: PointDirection{ y: 40 + 10 * emitter.emitRate }
         }

         Emitter {
             id: fireEmitter
             enabled: false
             maximumEmitted: 6000
             group: "flame"
             emitRate: 1000
             size: 16
             endSize: 8
             velocity: CumulativeDirection { AngleDirection {angleVariation: 180; magnitudeVariation: 120;} PointDirection { y: -60 }}
             lifeSpan: 400
         }
         Emitter {
             id: heartEmitter
             enabled: false
             maximumEmitted: 6000
             group: "hearts"
             emitRate: 1000
             size: 16
             endSize: 8
             velocity: AngleDirection {angleVariation: 180; magnitudeVariation: 180;}
             lifeSpan: 600
         }
         Emitter {
             id: bloodEmitter
             enabled: false
             maximumEmitted: 6000
             group: "blood"
             emitRate: 1000
             size: 16
             endSize: 8
             velocity: CumulativeDirection { AngleDirection {angleVariation: 180; magnitudeVariation: 80;} PointDirection { y: 40 }}
             lifeSpan: 600
         }

         Affector {
             width: parent.width
             height: 64
             once: true
             y: parent.height - 32
             groups: "bears"
             onAffectParticles: {
                 for (var i=0;i<particles.length; i++) {
                     if (particles[i].animationIndex != 0) {
                         score++;
                         bloodEmitter.burst(100, particles[i].x, particles[i].y);
                     } else {
                         score--;
                         heartEmitter.burst(100, particles[i].x, particles[i].y);
                     }
                     particles[i].update = 1.0;
                     particles[i].t -= 1000.0;
                 }
             }
         }
         ImageParticle {
             groups: ["flame"]
             source: "blur-circle.png"
             z: 4
             colorVariation: 0.1
             color: "#ffa24d"
             alpha: 0.4
         }
         ImageParticle {
             groups: ["blood"]
             color: "red"
             z: 2
             source: "blur-circle3.png"
             alpha: 0.2
         }
         ImageParticle {
             groups: ["hearts"]
             color: "#ff66AA"
             z: 3
             source: "heart-blur.png"
             alpha: 0.4
             autoRotation: true
         }
         ImageParticle {
             groups: ["bears"]
             z: 1
             spritesInterpolate: false
             sprites:[
             Sprite{
                 name: "floating"
                 source: "Bear1.png"
                 frameCount: 9
                 frameWidth: 256
                 frameHeight: 256
                 frameDuration: 80
                 to: {"still":0, "flailing":0}
             },
             Sprite{
                 name: "flailing"
                 source: "Bear2.png"
                 frameCount: 8
                 frameWidth: 256
                 frameHeight: 256
                 frameDuration: 80
                 to: {"falling":1}
             },
             Sprite{
                 name: "falling"
                 source: "Bear3.png"
                 frameCount: 5
                 frameWidth: 256
                 frameHeight: 256
                 frameDuration: 80
                 to: {"falling":1}
             }
             ]
         }
     }