plugincamerarotate.as

FlashEd 0.2 是个游戏引擎包

//
class pluginCameraRotate {
    var cam
    var steps = 50
    var fps = 12
    var timer
    var pivot
    var aFx
    var aFy
    var aFz
    var aSx
    var aSy
    var aSz    
    var stepActual
    var modo
    function pluginCameraRotate(){
    }
    function onAdd(c){
	cam = c
    }
    function onRemove(){
	stop()
	cam = null
    }
    function start(sx,sy,p){
	//aFx = ax
	//aFy = ay
	//aFz = az
	aSx = sx
	aSy = sy
	//aSz = aFz/steps
	pivot = p
	stepActual = 1
	modo = "normal"
	timer = setInterval(this, "run", 1000/fps)
    }
    function startTimer(ax,ay,p,s){
	aFx = ax
	aFy = ay
	//aFz = az
	steps = s
	aSx = aFx/steps
	aSy = aFy/steps
	//aSz = aFz/steps
	pivot = p
	stepActual = 1
	modo = "timer"
	timer = setInterval(this, "run", 1000/fps)
    }
    function stop(){
	clearInterval(timer)
    }
    function run(){
	//var dist3d = Math.sqrt(dif.x*dif.x+dif.y*dif.y+dif.z*dif.z);
	//
	//toma la posicion del pivot
	//trabaja primero sobre el eje x,z
	//toma la distancia
	//rota el eje x,z de la camara
	//
	//trabaja sobre el eje y,z
	//toma la distancia
	//rota el eje z,y de la camara
	var pco = pivot.getCoordinates()
	var cco = cam.getCoordinates()
	var rx = aSx*Math.PI/180
	var ry = aSy*Math.PI/180
	var xsin = Math.sin(rx)
	var xcos = Math.cos(rx)
	var ysin = Math.sin(ry)
	var ycos = Math.cos(ry)
	var z = cco.z - pco.z
	var x = cco.x - pco.x
	var y = cco.y - pco.y
	//x
	var zT = xcos*z-xsin*y
	var yT = xcos*y+ xsin*z
	//y
	var xT = ycos*x-ysin*zT
	var zT = ycos *zT + ysin*x
	cam.setCoordinates(pco.x+xT,pco.y+yT,pco.z+zT)
	if(modo=="timer"){
	    stepActual++
	    if(stepActual>=steps){
		this.stop()
		this.onTimer()
	    }
	}
    }
    //evento
    function onTimer(){
    }
}