Commit 980e631

committed

add particle property functions

1 parent 5da357f commit 980e631Copy full SHA for 980e631

File tree

+184

-108

lines changed

Tutorial1-1Basics/src/main/java/com/smarttoolfactory/tutorial1_1basics
- chapter6_graphics
  - ParticlePhysics.kt
- chapter9_animation
  - ParticleAnimations.kt

+184

-108

lines changed

Lines changed: 8 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -42,7 +42,7 @@ fun ControlledExplosion() {`
`42`	`42`	`mutableFloatStateOf(1f)`
`43`	`43`	`}`
`44`	`44`
`45`		`- val particleCount = 1`
	`45`	`+ val particleCount = 100`
`46`	`46`
`47`	`47`	`val density = LocalDensity.current`
`48`	`48`
`@@ -69,14 +69,17 @@ fun ControlledExplosion() {`
`69`	`69`	`// initialDisplacementY = 10.dp.toPx() * randomInRange(-1f, 1f)`
`70`	`70`	`// }`
`71`	`71`
	`72`	`+ val min = randomInRange(0f, visibilityThresholdLow)`
	`73`	`+ val max = randomInRange(min, visibilityThresholdHigh)`
	`74`	`+`
`72`	`75`	`ExplodingParticle(`
`73`	`76`	`color = Color(listOf(0xffea4335, 0xff4285f4, 0xfffbbc05, 0xff34a853).random()),`
`74`	`77`	`startXPosition = sizePxHalf.toInt(),`
`75`	`78`	`startYPosition = sizePxHalf.toInt(),`
`76`		`- maxHorizontalDisplacement = sizePxHalf,`
`77`		`- maxVerticalDisplacement = sizePxHalf,`
`78`		`- visibilityThresholdLow = visibilityThresholdLow,`
`79`		`- visibilityThresholdHigh = visibilityThresholdHigh,`
	`79`	`+ maxHorizontalDisplacement = sizePxHalf* randomInRange(-.9f, .9f),`
	`80`	`+ maxVerticalDisplacement = sizePxHalf* randomInRange(0.2f, 0.38f),`
	`81`	`+ visibilityThresholdLow = min,`
	`82`	`+ visibilityThresholdHigh = max,`
`80`	`83`	`initialDisplacementX = initialDisplacementX,`
`81`	`84`	`initialDisplacementY = initialDisplacementY`
`82`	`85`	`)`

Comments

(0)