func sparkParticles() *effects.ParticleSystem { img, _ := assets.ImportImageCached("TestAssets/Spark.png") smoke := effects.CreateParticleSystem(effects.ParticleSettings{ MaxParticles: 7, ParticleEmitRate: 7, BaseGeometry: renderer.CreateBox(float32(1), float32(1)), TotalFrames: 1, FramesX: 1, FramesY: 1, MaxLife: 1.0, MinLife: 0.7, StartColor: color.NRGBA{255, 220, 180, 255}, EndColor: color.NRGBA{255, 155, 55, 255}, StartSize: mgl32.Vec3{1, 1, 1}.Mul(0.008), EndSize: mgl32.Vec3{1, 1, 1}.Mul(0.005), MinTranslation: mgl32.Vec3{1, 1, 1}.Mul(-0.04), MaxTranslation: mgl32.Vec3{1, 1, 1}.Mul(0.04), MinStartVelocity: mgl32.Vec3{-0.5, 0.0, -0.5}, MaxStartVelocity: mgl32.Vec3{0.5, 1.0, 0.5}, Acceleration: mgl32.Vec3{0.0, -1.0, 0.0}, OnParticleUpdate: func(p *effects.Particle) { p.Scale[0] = p.Scale[0] * (1 + p.Velocity.Len()*3.5) p.Orientation = mgl32.QuatBetweenVectors(mgl32.Vec3{1, 0, 0}, p.Velocity) }, }) smoke.Node.Material = renderer.NewMaterial(renderer.NewTexture("diffuseMap", img, false)) return smoke }
func fireParticles() *effects.ParticleSystem { img, _ := assets.ImportImageCached("TestAssets/Fire.png") fire := effects.CreateParticleSystem(effects.ParticleSettings{ MaxParticles: 12, ParticleEmitRate: 3, BaseGeometry: renderer.CreateBox(float32(1), float32(1)), TotalFrames: 36, FramesX: 6, FramesY: 6, MaxLife: 0.8, MinLife: 1.5, StartColor: color.NRGBA{255, 180, 80, 255}, EndColor: color.NRGBA{255, 60, 20, 255}, StartSize: mgl32.Vec3{1, 1, 1}.Mul(0.16), EndSize: mgl32.Vec3{1, 1, 1}.Mul(0.23), MinTranslation: mgl32.Vec3{1, 1, 1}.Mul(-0.01), MaxTranslation: mgl32.Vec3{1, 1, 1}.Mul(0.01), MinStartVelocity: mgl32.Vec3{-0.02, 0, -0.02}, MaxStartVelocity: mgl32.Vec3{0.02, 0.08, 0.02}, MinRotation: 3.0, MaxRotation: 3.6, }) fire.Node.Material = renderer.NewMaterial(renderer.NewTexture("diffuseMap", img, false)) return fire }
func majicParticles() *effects.ParticleGroup { img, _ := assets.ImportImageCached("resources/majic.png") material := renderer.NewMaterial(renderer.NewTexture("diffuseMap", img, false)) particleSystem := effects.CreateParticleSystem(effects.ParticleSettings{ MaxParticles: 300, ParticleEmitRate: 700, BaseGeometry: renderer.CreateBox(float32(1), float32(1)), TotalFrames: 9, FramesX: 3, FramesY: 3, MaxLife: 1.3, MinLife: 0.7, StartColor: color.NRGBA{254, 254, 254, 254}, EndColor: color.NRGBA{254, 254, 254, 254}, StartSize: mgl32.Vec2{10, 10}.Vec3(0), EndSize: mgl32.Vec2{10, 10}.Vec3(0), MinTranslation: mgl32.Vec2{-1, -1}.Vec3(0), MaxTranslation: mgl32.Vec2{1, 1}.Vec3(0), MinStartVelocity: mgl32.Vec2{-170, -170}.Vec3(0), MaxStartVelocity: mgl32.Vec2{170, 170}.Vec3(0), MaxRotation: -3.14, MinRotation: 3.14, }) particleSystem.FaceCamera = false particleGroup := effects.NewParticleGroup(nil, particleSystem) particleGroup.Node.Material = material return particleGroup }
func sparkParticles() *effects.ParticleGroup { img, _ := assets.ImportImageCached("resources/spark.png") material := renderer.NewMaterial(renderer.NewTexture("diffuseMap", img, false)) particleSystem := effects.CreateParticleSystem(effects.ParticleSettings{ MaxParticles: 80, ParticleEmitRate: 400, BaseGeometry: renderer.CreateBox(float32(1), float32(1)), TotalFrames: 1, FramesX: 1, FramesY: 1, MaxLife: 3.3, MinLife: 1.7, StartColor: color.NRGBA{254, 160, 90, 254}, EndColor: color.NRGBA{254, 160, 90, 254}, StartSize: mgl32.Vec2{2, 2}.Vec3(0), EndSize: mgl32.Vec2{2, 2}.Vec3(0), MinTranslation: mgl32.Vec2{-5, -5}.Vec3(0), MaxTranslation: mgl32.Vec2{5, 5}.Vec3(0), MinStartVelocity: mgl32.Vec2{-100, -100}.Vec3(0), MaxStartVelocity: mgl32.Vec2{100, 100}.Vec3(0), Acceleration: mgl32.Vec2{0, 400}.Vec3(0), OnParticleUpdate: func(p *effects.Particle) { p.Scale[0] = p.Scale[0] * (1 + p.Velocity.Len()*0.05) p.Orientation = mgl32.QuatBetweenVectors(mgl32.Vec3{1, 0, 0}, p.Velocity) }, }) particleSystem.FaceCamera = false particleGroup := effects.NewParticleGroup(nil, particleSystem) particleGroup.Node.Material = material return particleGroup }
func dustParticles() *effects.ParticleGroup { img, _ := assets.ImportImageCached("resources/smoke.png") material := renderer.NewMaterial(renderer.NewTexture("diffuseMap", img, false)) particleSystem := effects.CreateParticleSystem(effects.ParticleSettings{ MaxParticles: 5, ParticleEmitRate: 20, BaseGeometry: renderer.CreateBox(float32(1), float32(1)), TotalFrames: 64, FramesX: 8, FramesY: 8, MaxLife: 3.3, MinLife: 2.7, StartColor: color.NRGBA{254, 254, 254, 120}, EndColor: color.NRGBA{254, 254, 254, 0}, StartSize: mgl32.Vec2{40, 40}.Vec3(0), EndSize: mgl32.Vec2{180, 180}.Vec3(0), MinTranslation: mgl32.Vec2{-2, -2}.Vec3(0), MaxTranslation: mgl32.Vec2{2, 2}.Vec3(0), MinStartVelocity: mgl32.Vec2{-5.0, -5.0}.Vec3(0), MaxStartVelocity: mgl32.Vec2{5.0, 5.0}.Vec3(0), MaxRotation: -3.14, MinRotation: 3.14, }) particleSystem.FaceCamera = false particleGroup := effects.NewParticleGroup(nil, particleSystem) particleGroup.Node.Material = material return particleGroup }