Моделирование физических процессов средствами Macromedia Flash (МОДЕЛИ)

Вращение планет.

На кадре:

onEnterFrame = function (){.

mc2._y= mc1._y;

if (mc2._x.

mc3._y= mc2._y;

if (mc3._x.

a1= mc2._ymc1._y;

a2= mc2._xmc1._x;

a3= mc3._ymc2._y;

a4= mc3._xmc2._x;

Rp= Math. sqrt (Math.pow (a1, 2)+Math.pow (a2, 2));//Радиус планеты.

Rs= Math. sqrt (Math.pow (a3, 2)+Math.pow (a4, 2));//Радиус спутника.

}.

На кнопке:

on (release) {.

t=0;

dt = 0.0025;

onEnterFrame = function (){.

t= t+ dt.

//Вращение планеты.

mc2._y =mc1._y+Rp*Math.sin (f*t);

mc2._x =mc1._x+Rp*Math.cos (f*t);

//Вращение спутника.

mc3._y =mc2._y+Rs*Math.sin (-z*t);

mc3._x =mc2._x+Rs*Math.cos (-z*t);

}.

}.

Движение тела, брошенного под некоторым углом к горизонту.

На кнопке:

on (release) {.

y1=215;

x1=95;

g=9.8;

v0=a1 ;

t=0 ;

dt= 0.5;

mcy= 190;

onEnterFrame = function (){.

t = t+ dt;

mc1._x = x1 + v0*(Math.abs (Math.cos (30)))*0.5*0.5*t;

mc1._y = y1 — v0*(Math.abs (Math.sin (30−90)))*0.5*t*0.5 + g*t*t*0.5;

}}.

Маятник.

На кнопке:

on (release) {.

ampl= Number (a1); // амплитуда колебаний маятника.

l = Number (a2); // длина нити маятника.

g=9.8; // ускорение свободного падения.

Lx = 450; // сдвиг начала координат по оси х.

Ly = 400; // сдвиг начала координат по оси y.

K = 500; // коэффициент перевода перемещений маятника (м) в пикселы.

t=0; // начальное значение времени.

dt = 1; // шаг по времени.

T= 2 * Math. PI / Math. sqrt (l/g) //период колебаний маятника.

_root.onEnterFrame = function (){.

t= t+ dt.

x1 = ampl * Math. sin (t/T * 2* Math. PI);

y1 = Math. sqrt (l*l — x1*x1)+l.

mc1._y = y1*K — Ly;

mc1._x = x1* K + Lx;

Расчет на прочность подвеса.

на кадре:

var a1;

y1=77;

mc5._alpha = 0.

mc1._x=0.

onEnterFrame = function (){.

mc1._y=y1;

a1= mc4._x-mc1._x+22}.

на кнопке:

on (press) {.

var m, a1, a2,a3;

y1=77; y3=125; y4=131;

g=9.8; t=0; t1=0; t2=0;

t3=0; m1=0; dt = 2;

dt1 =9.8; dt2 =9.8;

a1=0; M=0;

Pa=mPa*Math.pow (10, 6);

onEnterFrame = function (){.

t= t+ dt.

mc1._x =0+t;

mc1._y=y1; mc3._y=y3; mc4._y=y4;

mc3._rotation = 0; mc4._rotation = 0; mc5._rotation = 90.

mc5._alpha = 0; mc3._alpha = 100.

if (mc1._x>=456) onEnterFrame = function ().

{ stop }.

m1= (m *((mc1._x+22)*100/500))/100 //давление груза на проволоку на данном месте.

a1= (500*((mc1._x+22)*100/500))/100.

M= a2*(Math.pow (10, -6));

H= M*Pa;

if (m1*g>=H) onEnterFrame = function (){.

dt1= dt1+5.

t1= t1 +dt1.

t2= t2 +dt2.

t3= t3 +dt2.

mc1._y=y1+t1;

mc3._rotation = t2.

mc4._rotation = t2.

if (mc3._rotation >= 80) t2=80, t3=90, mc3._alpha = 0, mc5._alpha = 100, mc5._rotation = 90+t3.

}.

}.

}.

Броуновское движение.

На кадре:

//начальные линии.

this.clear ();

this.moveTo (x=200, y=200);

this.lineStyle (mc1.width / 3, 0);

this.lineTo (1000, 200);

this.lineTo (1000, 600);

this.lineTo (200, 600);

this.lineTo (200, 200);

На кнопке:

on (release) {.

var a1;

onEnterFrame = function (){.

if (x1>100) {x1=100}.

if (x2>100) {x2=100}.

if (y1>100) {y1=100}.

if (y2>100) {y2=100}.

if (mc_x1.

if (mc_y1.

mc_x1=200+x1*8;

mc_x2=200+(100-x2)*9;

mc_y1=200+y1*4;

mc_y2=200+(100-y2)*5;

//Линии четырехугольника.

this.clear ();

this.moveTo (x=mc_x2, y=mc_y2);

this.lineStyle (mc1.width / 3, 0);

this.lineTo (mc_x1, mc_y2);

this.lineTo (mc_x1, mc_y1);

this.lineTo (mc_x2, mc_y1);

this.lineTo (mc_x2, mc_y2);

//Случайное движение молекул.

mc1._y =mc1._y+Math.random ()*a1-a½;

mc1._x =mc1._x+Math.random ()*a1-a½;

mc2._y =mc2._y+Math.random ()*a1-a½;

mc2._x =mc2._x+Math.random ()*a1-a½;

mc3._y =mc3._y+Math.random ()*a1-a½;

mc3._x =mc3._x+Math.random ()*a1-a½;

mc4._y =mc4._y+Math.random ()*a1-a½;

mc4._x =mc4._x+Math.random ()*a1-a½;

mc5._y =mc5._y+Math.random ()*a1-a½;

mc5._x =mc5._x+Math.random ()*a1-a½;

mc6._y =mc6._y+Math.random ()*a1-a½;

mc6._x =mc6._x+Math.random ()*a1-a½;

mc7._y =mc7._y+Math.random ()*a1-a½;

mc7._x =mc7._x+Math.random ()*a1-a½;

mc8._y =mc8._y+Math.random ()*a1-a½;

mc8._x =mc8._x+Math.random ()*a1-a½;

mc9._y =mc9._y+Math.random ()*a1-a½;

mc9._x =mc9._x+Math.random ()*a1-a½;

mc10._y =mc10._y+Math.random ()*a1-a½;

mc10._x =mc10._x+Math.random ()*a1-a½;

mc11._y =mc11._y+Math.random ()*a1-a½;

mc11._x =mc11._x+Math.random ()*a1-a½;

mc12._y =mc12._y+Math.random ()*a1-a½;

mc12._x =mc12._x+Math.random ()*a1-a½;

mc13._y =mc13._y+Math.random ()*a1-a½;

mc13._x =mc13._x+Math.random ()*a1-a½;

mc14._y =mc14._y+Math.random ()*a1-a½;

mc14._x =mc14._x+Math.random ()*a1-a½;

mc15._y =mc15._y+Math.random ()*a1-a½;

mc15._x =mc15._x+Math.random ()*a1-a½;

mc16._y =mc16._y+Math.random ()*a1-a½;

mc16._x =mc16._x+Math.random ()*a1-a½;

mc17._y =mc17._y+Math.random ()*a1-a½;

mc17._x =mc17._x+Math.random ()*a1-a½;

mc18._y =mc18._y+Math.random ()*a1-a½;

mc18._x =mc18._x+Math.random ()*a1-a½;

mc19._y =mc19._y+Math.random ()*a1-a½;

mc19._x =mc19._x+Math.random ()*a1-a½;

mc20._y =mc20._y+Math.random ()*a1-a½;

mc20._x =mc20._x+Math.random ()*a1-a½;

//Ограничение движения за рамку.

if (mc1._x>mc_x1) { mc1._x = mc_x1 }.

if (mc1._x.

if (mc1._y.

if (mc1._y>mc_y1) { mc1._y = mc_y1 }.

if (mc2._x>mc_x1) { mc2._x = mc_x1 }.

if (mc2._x.

if (mc2._y.

if (mc2._y>mc_y1) { mc2._y = mc_y1 }.

if (mc3._x>mc_x1) { mc3._x = mc_x1 }.

if (mc3._x.

if (mc3._y.

if (mc3._y>mc_y1) { mc3._y = mc_y1 }.

if (mc4._x>mc_x1) { mc4._x = mc_x1 }.

if (mc4._x.

if (mc4._y.

if (mc4._y>mc_y1) { mc4._y = mc_y1 }.

if (mc5._x>mc_x1) { mc5._x = mc_x1 }.

if (mc5._x.

if (mc5._y.

if (mc5._y>mc_y1) { mc5._y = mc_y1 }.

if (mc6._x>mc_x1) { mc6._x = mc_x1 }.

if (mc6._x.

if (mc6._y.

if (mc6._y>mc_y1) { mc6._y = mc_y1 }.

if (mc7._x>mc_x1) { mc7._x = mc_x1 }.

if (mc7._x.

if (mc7._y.

if (mc7._y>mc_y1) { mc7._y = mc_y1 }.

if (mc8._x>mc_x1) { mc8._x = mc_x1 }.

if (mc8._x.

if (mc8._y.

if (mc8._y>mc_y1) { mc8._y = mc_y1 }.

if (mc9._x>mc_x1) { mc9._x = mc_x1 }.

if (mc9._x.

if (mc9._y.

if (mc9._y>mc_y1) { mc9._y = mc_y1 }.

if (mc10._x>mc_x1) { mc10._x = mc_x1 }.

if (mc10._x.

if (mc10._y.

if (mc10._y>mc_y1) { mc10._y = mc_y1 }.

if (mc11._x>mc_x1) { mc11._x = mc_x1 }.

if (mc11._x.

if (mc11._y.

if (mc11._y>mc_y1) { mc11._y = mc_y1 }.

if (mc12._x>mc_x1) { mc12._x = mc_x1 }.

if (mc12._x.

if (mc12._y.

if (mc12._y>mc_y1) { mc12._y = mc_y1 }.

if (mc13._x>mc_x1) { mc13._x = mc_x1 }.

if (mc13._x.

if (mc13._y.

if (mc13._y>mc_y1) { mc13._y = mc_y1 }.

if (mc14._x>mc_x1) { mc14._x = mc_x1 }.

if (mc14._x.

if (mc14._y.

if (mc14._y>mc_y1) { mc14._y = mc_y1 }.

if (mc15._x>mc_x1) { mc15._x = mc_x1 }.

if (mc15._x.

if (mc15._y.

if (mc15._y>mc_y1) { mc15._y = mc_y1 }.

if (mc16._x>mc_x1) { mc16._x = mc_x1 }.

if (mc16._x.

if (mc16._y.

if (mc16._y>mc_y1) { mc16._y = mc_y1 }.

if (mc17._x>mc_x1) { mc17._x = mc_x1 }.

if (mc17._x.

if (mc17._y.

if (mc17._y>mc_y1) { mc17._y = mc_y1 }.

if (mc18._x>mc_x1) { mc18._x = mc_x1 }.

if (mc18._x.

if (mc18._y.

if (mc18._y>mc_y1) { mc18._y = mc_y1 }.

if (mc19._x>mc_x1) { mc19._x = mc_x1 }.

if (mc19._x.

if (mc19._y.

if (mc19._y>mc_y1) { mc19._y = mc_y1 }.

if (mc20._x>mc_x1) { mc20._x = mc_x1 }.

if (mc20._x.

if (mc20._y.

if (mc20._y>mc_y1) { mc20._y = mc_y1 }.

}.

}.

Отскок.

on (release) {.

var y1=600; // сдвиг начала координат по оси y.

var H=a1*10; // высота, с которой падает мяч.

var x1=600; // сдвиг начала координат по оси х.

var g=9.8; // ускорение свободного падения.

var t=0; // начальное значение времени.

var n=1; // параметр, определяющий фазу движения (отскок или падение).

var dt= 0.2; // шаг по времени.

var dx = 2; // шаг перемещения по оси х.

_root.onEnterFrame = function (){.

t = t+ dt;

t0 = Math. sqrt (2* H/g);

if (t > 2* t0) t=dt;

if (t < t0) n=0;

if (t>= t0) n=1;

mc1._y = y1- (Hg* (2*t0*nt)*(2*t0*nt) *0.5);

trace (t);

trace (mc1._y);

}.

Сила трения.

on (release) {.

g=9.8;

x1 = 60;

y1 =60;

r=Number (a1);

t=0;

dt = 0.05;

onEnterFrame = function (){.

t= t+ dt.

mc1._y =y1+t*t*g*(1-Math.cos (45)*Math.cos (45)-r*Math.cos (45)*Math.sin (45))/2;

mc1._x =x1+t*t*g*(Math.cos (45)*Math.sin (45)-r*Math.cos (45)*Math.cos (45))/2;

}.

}.

Упругая соударение.

on (release){.

k1=1;

v=Number (a1);

onEnterFrame=function (){.

this.mc1._x += v * k1;

if (this.mc1._x>210) onEnterFrame=function (){.

this.mc3._x += v * k1.

if (this.mc3._x>500).

onEnterFrame=function (){.

this.mc3._x -= v * k1.

if (this.mc3._x<260).

onEnterFrame=function (){.

this.mc1._x -= v * k1.

if (this.mc1._x<-300).

k1=0;

}.

}.

Упругость пружины.

on (press) {.

var y1=118;

var t=0;

var m=a2;

var g=10;

var k=a1;

t=0;

t1=0;

dt = 2;

N = m*g/k;

onEnterFrame = function (){.

t= t+ dt.

mc1._y=y1+t;

mc2._height =55+t;

trace (mc1._y-y1);

if (mc1._y >=y1+m*g/k).

onEnterFrame = function ().

{ stop }.