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Interface.as
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executable file
·564 lines (478 loc) · 31.1 KB
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package
{
import flash.display.*;
import flash.display.Sprite;
import flash.events.*;
import flash.utils.*;
import mx.utils.*;
import mx.controls.*;
public class Interface
{
public static var virtual_mass:Number = 10;
public static var virtual_radius:Number = 150;
public static var virtual_mass_flag:Number = 0;
public static var virtual_mass_x:Number = 0;
public static var virtual_mass_y:Number = 0;
private static var prior_mouse_x:Number = 0;
private static var prior_mouse_y:Number = 0;
public static var down_position_x:Number;
public static var down_position_y:Number;
private static var down_position_circle:Sprite = new Sprite();
private static var velocity_line:Sprite = new Sprite();
Gravity.view.addChild(velocity_line);
Gravity.view.addChild(down_position_circle);
public static function click_handler(e:MouseEvent):void
{
virtual_mass_flag = 0;
if(e.altKey)
if(e.buttonDown)
virtual_mass_flag = 1;
if (e.buttonDown && e.ctrlKey)
{
Gravity.app.paths.selected = false;
path_toggle()
}
if (e.buttonDown && e.shiftKey && (flash.utils.getQualifiedClassName(e.target) == "Particle"))
{
Particle.delete_particle(Particle(e.target));
}
if (e.buttonDown && !e.ctrlKey && !e.shiftKey && !e.altKey)
{
down_position_x = e.stageX;
down_position_y = e.stageY;
down_position_circle.graphics.beginFill(0x0000FF, 1);
down_position_circle.graphics.drawCircle(down_position_x, down_position_y, 2);
} else if (!e.ctrlKey && !e.shiftKey && !e.altKey)
{
velocity_line.graphics.clear();
down_position_circle.graphics.clear();
var mass:Number = Gravity.app.mass.text;
if (String(mass) == "NaN" || mass == 0) {mass = 1000; Gravity.app.mass.text = 1000;}
var vel_x:Number = (e.stageX - down_position_x)/1;
var vel_y:Number = (e.stageY - down_position_y)/1;
var particle:Particle = new Particle(mass, vel_x, vel_y, down_position_x, down_position_y);
Gravity.view.addChild(particle);
Gravity.particles.push(particle);
}
}
public static function input_change_handler(e:Event):void
{
virtual_mass = Gravity.app.virtual_mass.text;
if (String(virtual_mass) == "NaN" || virtual_mass <= 0)
{
virtual_mass = 1000*1000;
Gravity.app.virtual_mass.text = 1000000;
}
virtual_radius = Gravity.app.virtual_radius.text;
if (String(virtual_radius) == "NaN" || virtual_radius <= 0)
{
virtual_radius = 150;
Gravity.app.virtual_radius.text = 150;
}
}
public static function quicker():void
{
Gravity.h = Gravity.h * 1.2;
}
public static function slower():void
{
Gravity.h = Gravity.h / 1.2;
}
public static function mouse_move(e:MouseEvent):void
{
if(!e.altKey)
virtual_mass_flag = 0;
virtual_mass_x = e.localX;
virtual_mass_y = e.localY;
if (e.buttonDown && e.ctrlKey)
{
for each (var particle:Particle in Gravity.particles) // Must be stageX delta not localX, otherwise glitches when a particle sprite is clicked.
{
particle.pos_x += e.stageX - prior_mouse_x
particle.pos_y += e.stageY - prior_mouse_y;
}
}
prior_mouse_x = e.stageX;
prior_mouse_y = e.stageY;
if (e.buttonDown && !e.ctrlKey && !e.shiftKey && !e.altKey)
{
velocity_line.graphics.clear();
velocity_line.graphics.lineStyle(1, 0x0000FF, 1);
velocity_line.graphics.moveTo(down_position_x, down_position_y);
velocity_line.graphics.lineTo(e.stageX, e.stageY);
}
}
public static function path_toggle():void
{
if (!Gravity.app.paths.selected)
{
Gravity.path_data.dispose();
Gravity.path_data = new BitmapData(3000, 3000, true, 0x00000000);
Gravity.path_canvas = new Bitmap(Gravity.path_data);
Gravity.view.addChildAt(Gravity.path_canvas, 0);
}
}
public static function autoclear():void
{
if(Gravity.app.autoclear.selected) {
Particle.clear();
}
}
public static function generate_proto():void
{
autoclear();
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
for (var i:Number = 0; i < 1000; i++)
{
var rand:Number = Math.random()*2*Math.PI;
var rand2:Number = Math.random();
var x:Number = (100*rand2)*Math.cos(rand);
var y:Number = (100*rand2)*Math.sin(rand);
var mag:Number = Math.sqrt(x*x+y*y);
var particle:Particle = new Particle(1000, y*(mag/70), -x*(mag/70), center_x+x, center_y+y);
Gravity.view.addChild(particle);
Gravity.particles.push(particle);
}
}
public static function generate_horseshoe1():void
{
autoclear();
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
var sun:Particle = new Particle(1000*1000*9, 0, -0.3, center_x-0.3, center_y);
Gravity.view.addChild(sun);
Gravity.particles.push(sun);
var planet:Particle = new Particle(1000*9, 0, 100*3, center_x+100-0.3, center_y);
Gravity.view.addChild(planet);
Gravity.particles.push(planet);
var asteroid:Particle = new Particle(Gravity.zero_mass, 0, -98.6*3, center_x-103, center_y);
Gravity.view.addChild(asteroid);
Gravity.particles.push(asteroid);
}
public static function generate_horseshoe150():void
{
autoclear();
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
var sun:Particle = new Particle(1000*1000*10*9, 0, -Math.sqrt(30)/10, center_x-0.3, center_y);
Gravity.view.addChild(sun);
Gravity.particles.push(sun);
var planet:Particle = new Particle(1000*10*9, 0, 100*Math.sqrt(30), center_x+300-0.3, center_y);
Gravity.view.addChild(planet);
Gravity.particles.push(planet);
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316.22679488784854, 461.93898316616617, 239.9889554028438, -158.39223990128028, 277.501938968226, 479.6860537470258, 253.9118319845471, -143.44734192452972, 243.04084992443254, 499.6437901216743, 263.66667762598996, -126.54720000844591, 214.84428273844293, 513.2640805491253, 273.2242606515041, -109.5103694248227, 209.33953790075367, 505.5816593396593, 282.7614977902698, -107.78525463097913, 231.88883429575537, 481.8811900805004, 284.43567957610384, -128.79496439969768, 268.1793459445536, 457.50994842666375, 273.82880920092805, -158.59550726631787, 308.82422850456055, 437.7954981442586, 255.98502767123372, -182.25227462572724, 352.4014400627559, 409.91044423166767, 237.98321764282937, -202.00096037192768, 389.67248221967617, 366.74010228559223, 220.51491879841672, -226.07181010941616, 423.33360295554155, 313.9621242556546, 194.15124669350487, -255.39910182524795, 459.41137717013476, 259.63618630365744, 156.26525931939187, -279.7390786211969, 492.7026055789495, 210.86293806128222, 121.86062776741947, -290.92707077823235, 515.9683052054037, 158.2915603733646, 93.68154367914617, -298.7007493045901, 523.8466764970227, 101.58614733479963, 65.19584990436647, -309.6539274971525, 525.4879771797866, 40.68154819446504, 26.56055010845023, -318.94573493491083, 530.4994727137497, -15.73662632897478, -12.094387577575887, -317.3056722348025, 534.8366423455033, -71.06032153536793, -43.042123413606475, -309.04815442346563, 527.7225857869946, -119.6354799245147, -65.85235163658481, -303.74966588896154, 507.3181738596587, -163.98373450388596, -92.5141079670112, -301.21825173999673, 487.419463206032, -206.6321167119333, -123.37303057743728, -291.9720869437999, 471.6252600438832, -254.11967449086836, -151.170325191915, -273.97655255348985, 455.590880082406, -296.7625083928124, -168.58541993777948, -257.7554380193668, 432.0115283453675, -326.02239019202636, -182.68033076959333, -249.36855343693114, 404.4702890088331, -347.4658764689526, -201.4427239898489, -240.15858982662525, 376.53844047914447, -377.0283089171473, -222.6001481652745, -220.57572180847535, 351.38985251024326, -411.8364296627794, -236.24590388781453, -197.92590055694734, 328.5250857446176, -436.61821709306884, -242.66844466393724, -184.93335735565338, 306.0877501353109, -444.7866647572258, -251.31624148206407, -179.0564302006983, 278.08955872678933, -455.2813068494934, -265.2698427803191, -164.34610988637212, 247.3879739122648, -477.0958186784928, -275.97633810128923, -140.29013031212787, 220.56786146037743, -500.2898982582468, -278.6895160256759, -121.74895266771456, 203.6812356372495, -506.6777833064994, -280.9061686777114, -117.19813631554939, 183.57633540990741, -505.19900040648565, -288.9332718266718, -109.79181655560203, 154.24587268908178, -512.2753781112744, -297.2729876902782, -89.27918443321785, 121.73836824108643, -529.549722094521, -298.32948681001176, -65.88220458442089, 103.37789628672115, -539.1397916211771, -296.639532570135, -58.32308337763949, 91.16818136087755, -535.3843261335728, -300.3049768587558, -56.40491158433329, 69.12438513076867, -531.0695314392086, -306.8078220280331, -42.68454049419731);
for (var i:Number = 0; (i*4+3) < asteroidData.length; i++) {
var asteroid:Particle = new Particle(Gravity.zero_mass, Gravity.particles[0].vel_x+asteroidData[i*4+0], Gravity.particles[0].vel_y+asteroidData[i*4+1], Gravity.particles[0].pos_x+asteroidData[i*4+2], Gravity.particles[0].pos_y+asteroidData[i*4+3]);
Gravity.view.addChild(asteroid);
Gravity.particles.push(asteroid);
}
}
public static var saturn_m:Number = 1000*1000*10*9;
public static function generate_moon(r:Number, planet_weight:Number, weight_ratio:Number, speed_ratio:Number):void
{
var center_x:Number = Gravity.particles[0].pos_x;
var center_y:Number = Gravity.particles[0].pos_y;
var x:Number = r-r*weight_ratio;
var y:Number = 0;
// f = 9*10^7 / r^2
// = v^2 / r
var v:Number = Math.sqrt(planet_weight/r);
v = v/speed_ratio;
var xv:Number = 0
var yv:Number = -v;
var moon:Particle = new Particle(planet_weight * weight_ratio, xv, yv, center_x+x, center_y+y);
Gravity.view.addChild(moon);
Gravity.particles.push(moon);
Gravity.particles[0].pos_x = Gravity.particles[0].pos_x - r*weight_ratio;
Gravity.particles[0].vel_y = Gravity.particles[0].vel_y + v*weight_ratio;
}
public static function generate_low_moon():void
{
generate_moon(25, saturn_m, 0.01, 1);
}
public static function generate_high_moon():void
{
generate_moon(180, saturn_m, 0.0001, 1);
}
public static function generate_eater_moon():void
{
generate_moon(150, saturn_m, 0.001, 2);
}
public static function generate_big_eater_moon():void
{
generate_moon(120, saturn_m, 0.01, 1.01);
}
public static function generate_Saturn():void
{
autoclear();
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
var saturn:Particle = new Particle(saturn_m, 0, 0, center_x, center_y);
Gravity.view.addChild(saturn);
Gravity.particles.push(saturn);
for (var i:Number = 0; i < 3000 ; i++) {
var alpha:Number = Math.random()*2*Math.PI;
var r:Number = Math.sqrt(50*50 + Math.random()*150*150);
var x:Number = r*Math.cos(alpha);
var y:Number = r*Math.sin(alpha);
var xr:Number = 0;//Math.random()*6-3;
var yr:Number = 0;//Math.random()*6-3;
// f = 9*10^7 / r^2
// = v^2 / r
var v:Number = Math.sqrt(saturn_m/r);
var xv:Number = v*Math.sin(alpha);
var yv:Number = -v*Math.cos(alpha);
var ring_particle:Particle = new Particle(Gravity.zero_mass, xv, yv, center_x+x+xr, center_y+y+yr);
Gravity.view.addChild(ring_particle);
Gravity.particles.push(ring_particle);
}
}
public static function generate_hillsphere():void
{
autoclear();
var distance:Number = Gravity.app.distance.text;
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
var saturn:Particle = new Particle(saturn_m/10, 0, 0, center_x, center_y);
Gravity.view.addChild(saturn);
Gravity.particles.push(saturn);
var r1:Number = distance;
generate_moon(r1, saturn_m/10, 0.1, 1);
var v1:Number = Math.sqrt(saturn_m/10/r1);
for (var i:Number = 0; i < 1000 ; i++) {
var alpha:Number = Math.random()*2*Math.PI;
var r:Number = Math.sqrt(20*20 + Math.random()*80*80);
var x:Number = r*Math.cos(alpha);
var y:Number = r*Math.sin(alpha);
var v:Number = Math.sqrt(saturn_m/100/r);
var xv:Number = v*Math.sin(alpha);
var yv:Number = -v*Math.cos(alpha);
var ring_particle:Particle = new Particle(Gravity.zero_mass, xv, yv-v1, center_x+x+r1*0.9, center_y+y);
Gravity.view.addChild(ring_particle);
Gravity.particles.push(ring_particle);
}
}
public static function generate_galaxy_particle(center_mass:Number, particle_mass:Number,
Rapogee:Number, Rperigee:Number, alpha:Number):void
{
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
if(Rapogee<Rperigee) {
var swap:Number = Rapogee;
Rapogee = Rperigee;
Rperigee = swap;
}
//var v:Number = Math.sqrt(planet_weight/r);
var va:Number = Math.sqrt(2*center_mass*Rperigee/(Rapogee*(Rapogee+Rperigee)));
//var vp:Number = Math.sqrt(2*center_mass*Rapogee/(Rperigee*(Rapogee+Rperigee)));
var e:Number = (Rapogee - Rperigee) / (Rapogee + Rperigee);
var p:Number = Rapogee*(1-e);
for (var i:Number = 0; i < 100 ; i++) {
var theta:Number = Math.random()*Math.PI*2;
//theta = Math.PI*i;
var pi:Number = p/(1-e*Math.cos(theta));
var x:Number = pi*Math.cos(theta);
var y:Number = pi*Math.sin(theta);
var theta1:Number = theta + 0.0001;
var pi1:Number = p/(1-e*Math.cos(theta1));
var x1:Number = pi1*Math.cos(theta1);
var y1:Number = pi1*Math.sin(theta1);
x1 = x1 - x;
y1 = y1 - y;
var length:Number = Math.sqrt(x1*x1 + y1*y1);
x1 = x1/length;
y1 = y1/length;
var length2:Number = Math.sqrt(x*x + y*y);
var x2:Number = y/length2;
var y2:Number = -x/length2;
var factor:Number = Rapogee/pi/(x1*x2+y1*y2);
var xv:Number = va*factor*x1;
var yv:Number = va*factor*y1;
var factorRandom:Number = Math.random()*factor;
if(factorRandom<0)
factorRandom *= -1;
if((factorRandom)<0.01){
var cosa:Number = Math.cos(alpha);
var sina:Number = Math.sin(alpha);
var vxa:Number = (xv*cosa) - (yv*sina);
var vya:Number = (xv*sina) + (yv*cosa);
var xa:Number = (x*cosa) - (y*sina);
var ya:Number = (x*sina) + (y*cosa);
var ring_particle:Particle = new Particle(particle_mass, vxa, vya, center_x+xa, center_y+ya);
Gravity.view.addChild(ring_particle);
Gravity.particles.push(ring_particle);
}
}
}
public static function generate_galaxy():void
{
autoclear();
var randomN:Number = Gravity.app.random_count.text; // 100
var curvatureN:Number = Gravity.app.curvature_count.text; // 100
var spiralN:Number = Gravity.app.spiral_count.text; // 2
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
var saturn:Particle = new Particle(saturn_m, 0, 0, center_x, center_y);
Gravity.view.addChild(saturn);
Gravity.particles.push(saturn);
//generate_moon(210, saturn_m, 0.00001, 1);
//generate_moon(90, saturn_m, 0.00001, 1);
var Rrange:Number = 270;
var Rmin:Number = 80;
for (var i9:Number = Rmin+Rrange; i9 > Rmin ; i9-=1 ){
var Rratio:Number = (i9-Rmin) / Rrange * 2 * curvatureN / 100;
for (var i8:Number = 0; i8 < 15 ; i8++){
var e:Number = 2;
var Erandom:Number = (Math.random()-0.5)/500*randomN;
var Arandom:Number = (Math.random()-0.5)*Math.PI/1000*randomN;
for (var i10:Number = 0; i10 < spiralN ; i10+=1 )
generate_galaxy_particle(saturn_m, 1, i9, i9/(e+Erandom), Math.PI/2*Rratio+Arandom + Math.PI*2/spiralN*i10);
//generate_galaxy_particle(saturn_m, 1, i9, i9/(e+Erandom), Math.PI+Math.PI/2*Rratio+Arandom);
//generate_galaxy_particle(saturn_m, 1, i9, i9/2, Math.PI/2+Math.PI/2*Rratio);
//generate_galaxy_particle(saturn_m, 1, i9, i9/2, Math.PI/2+Math.PI+Math.PI/2*Rratio);
}
}
for (var i8:Number = 0; i8 < 3000 ; i8++){
generate_galaxy_particle(saturn_m, 1, (Rmin-20)*Math.random()+25, (Rmin-20)*Math.random()+25, Math.PI*2*Math.random());
}
for (var i8:Number = 0; i8 < 1000 ; i8++){
generate_galaxy_particle(saturn_m, 1, (Rrange)*Math.random()+Rmin, (Rrange)*Math.random()+Rmin, Math.PI*2*Math.random());
}
}
public static function generate_orbital_particle(center_mass:Number, particle_mass:Number,
Rapogee:Number, Rperigee:Number, alpha:Number):void
{
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
if(Rapogee<Rperigee) {
var swap:Number = Rapogee;
Rapogee = Rperigee;
Rperigee = swap;
}
//var v:Number = Math.sqrt(planet_weight/r);
var va:Number = Math.sqrt(2*center_mass*Rperigee/(Rapogee*(Rapogee+Rperigee)));
//var vp:Number = Math.sqrt(2*center_mass*Rapogee/(Rperigee*(Rapogee+Rperigee)));
var e:Number = (Rapogee - Rperigee) / (Rapogee + Rperigee);
var p:Number = Rapogee*(1-e);
var theta:Number = 0;
//theta = Math.PI*i;
var pi:Number = p/(1-e*Math.cos(theta));
var x:Number = pi*Math.cos(theta);
var y:Number = pi*Math.sin(theta);
var theta1:Number = theta + 0.0001;
var pi1:Number = p/(1-e*Math.cos(theta1));
var x1:Number = pi1*Math.cos(theta1);
var y1:Number = pi1*Math.sin(theta1);
x1 = x1 - x;
y1 = y1 - y;
var length:Number = Math.sqrt(x1*x1 + y1*y1);
x1 = x1/length;
y1 = y1/length;
var length2:Number = Math.sqrt(x*x + y*y);
var x2:Number = y/length2;
var y2:Number = -x/length2;
var factor:Number = Rapogee/pi/(x1*x2+y1*y2);
var xv:Number = va*factor*x1;
var yv:Number = va*factor*y1;
var cosa:Number = Math.cos(alpha);
var sina:Number = Math.sin(alpha);
var vxa:Number = (xv*cosa) - (yv*sina);
var vya:Number = (xv*sina) + (yv*cosa);
var xa:Number = (x*cosa) - (y*sina);
var ya:Number = (x*sina) + (y*cosa);
var ring_particle:Particle = new Particle(particle_mass, vxa, vya, center_x+xa, center_y+ya);
Gravity.view.addChild(ring_particle);
Gravity.particles.push(ring_particle);
}
public static function generate_rosette():void
{
autoclear();
var body_count:Number = Gravity.app.body_count.text;
if (String(body_count) == "NaN" || body_count <= 0)
{
body_count = 3;
Gravity.app.body_count.text = 3;
}
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
var saturn:Particle = new Particle(saturn_m, 0, 0, center_x, center_y);
Gravity.view.addChild(saturn);
Gravity.particles.push(saturn);
var centerbody_to_sattelites_mass_ratio:Number = 30;
for (var i8:Number = 0; i8 < body_count ; i8++){
generate_orbital_particle(saturn_m*(centerbody_to_sattelites_mass_ratio+1)/centerbody_to_sattelites_mass_ratio, saturn_m/(centerbody_to_sattelites_mass_ratio*body_count), (1)*Math.random()+150, (1)*Math.random()+150, (Math.PI*2)/body_count*i8);// (2)*Math.random()+
}
}
public static function planet(center:Particle, Rperigee:Number, Rapogee:Number, particle_mass:Number):void
{
var alpha:Number = Math.PI*2*Math.random();
var center_x:Number = center.pos_x;
var center_y:Number = center.pos_y;
var center_mass:Number = center.mass;
if(Rapogee<Rperigee) {
var swap:Number = Rapogee;
Rapogee = Rperigee;
Rperigee = swap;
}
var va:Number = Math.sqrt(2*center_mass*Rperigee/(Rapogee*(Rapogee+Rperigee)));
var e:Number = (Rapogee - Rperigee) / (Rapogee + Rperigee);
var p:Number = Rapogee*(1-e);
var theta:Number = 0;
//theta = Math.PI*i;
var pi:Number = p/(1-e*Math.cos(theta));
var x:Number = pi*Math.cos(theta);
var y:Number = pi*Math.sin(theta);
var theta1:Number = theta + 0.0001;
var pi1:Number = p/(1-e*Math.cos(theta1));
var x1:Number = pi1*Math.cos(theta1);
var y1:Number = pi1*Math.sin(theta1);
x1 = x1 - x;
y1 = y1 - y;
var length:Number = Math.sqrt(x1*x1 + y1*y1);
x1 = x1/length;
y1 = y1/length;
var length2:Number = Math.sqrt(x*x + y*y);
var x2:Number = y/length2;
var y2:Number = -x/length2;
var factor:Number = Rapogee/pi/(x1*x2+y1*y2);
var xv:Number = va*factor*x1;
var yv:Number = va*factor*y1;
var cosa:Number = Math.cos(alpha);
var sina:Number = Math.sin(alpha);
var vxa:Number = (xv*cosa) - (yv*sina);
var vya:Number = (xv*sina) + (yv*cosa);
var xa:Number = (x*cosa) - (y*sina);
var ya:Number = (x*sina) + (y*cosa);
var ring_particle:Particle = new Particle(particle_mass, vxa, vya, center_x+xa, center_y+ya);
Gravity.view.addChild(ring_particle);
Gravity.particles.push(ring_particle);
center.vel_x = center.vel_x - vxa*(particle_mass/center.mass)
center.vel_y = center.vel_y - vya*(particle_mass/center.mass)
}
public static function generate_solar():void
{
autoclear();
var center_x:Number = Gravity.app.parent.parent.stageWidth/2;
var center_y:Number = Gravity.app.parent.parent.stageHeight/2;
var sun:Particle = new Particle(saturn_m, 0, 0, center_x, center_y);//sun
Gravity.view.addChild(sun);
Gravity.particles.push(sun);
var au:Number = 50;
var earth_mass:Number = sun.mass/332736;
planet(sun, au*0.466, au*0.307, 0.055*earth_mass);//mercury
planet(sun, au*0.728213, au*0.718440, 0.815*earth_mass);//venus
planet(sun, au*1.01671388, au*0.98329134, 1*earth_mass);//earth
planet(sun, au*1.665861, au*1.381497, 0.107*earth_mass);//mars
//for (var i9:Number = 0; i9 < 100 ; i9+=1 ){
// planet(sun, (au*2)*Math.random()+au*2, (au*2)*Math.random()+au*2, 1);
//}
planet(sun, au*4.950429, au*5.458104, 317.8*earth_mass);//jupiter
var jupiter:Particle = Gravity.particles[Gravity.particles.length-1]
//planet(jupiter, 7, 8, 1);
//planet(jupiter, 11, 13, 1);
//planet(jupiter, 15, 17, 1);
//planet(jupiter, 3, 4, 1);
}
}
}