Forked from:: runouw's forked from: 3d Racing Game Test

forked from: forked from: 3d Racing Game Test

Added turning, you can now freely move around the track
Arrow Keys to move around
test using boxes to render a 3d pathway
inspired by ABA's UpDownRoad

runo

forked:1
favorite:3
lines:469
license : All rights reserved
modified : 2010-03-08 04:59:52

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// forked from runouw's forked from: 3d Racing Game Test
// forked from runouw's 3d Racing Game Test
// Added turning, you can now freely move around the track
// Arrow Keys to move around
// test using boxes to render a 3d pathway
// inspired by ABA's UpDownRoad
package {
	import flash.display.*
	import flash.events.*;
        import flash.text.*;

[SWF(width="465",height="465",backgroundColor="0xFFFFFF",frameRate="45")]
	public class AS3Code extends Sprite{
		public function AS3Code() {
			main=this;
                        Width = stage.stageWidth;
                        Height = stage.stageHeight;
                        stage.addChild(main);
                        
                            debugText = new TextField();
                            debugText.width = 400;
                            debugText.height = 300;
                            debugText.multiline = true;
                            debugText.wordWrap = true;
                            debugText.textColor = 0x0000FF;
                            debugText.selectable = false;
                            
                           
                            
                            _rotate = new MovieClip();
                            stage.addChild(_rotate);
                           _rotate.x = 400;
                           _rotate.y = 400;
                            
                            
                        clip = new MovieClip();
                        _rotate.addChild(clip);
                        clip2 = new MovieClip();
                        stage.addChild(clip2);
                        clip3 = new MovieClip();
                        stage.addChild(clip3);
                        
                        clip.x = -400;
                        clip.y = -400;
                        //clip2.x = -200;
                        //clip2.y = -150;
                        //clip3.x = -200;
                        //clip3.y = -150;
                        
                        stage.addChild(debugText);
    
			initialize();
                        
                        stage.addEventListener(KeyboardEvent.KEY_DOWN, keyPressed);
			stage.addEventListener(KeyboardEvent.KEY_UP, keyReleased);
			
			addEventListener(Event.ENTER_FRAME, EveryFrame);
        }
    }
}
import flash.display.*;
import flash.events.*;
import flash.ui.*;
import flash.utils.*;
import flash.filters.*
import flash.text.*;
import flash.geom.*
import flash.media.*
import flash.net.*
//
import sandy.core.*;
import sandy.core.data.*;
import sandy.core.scenegraph.*;
import sandy.events.*
import sandy.materials.*;
import sandy.materials.attributes.*;
import sandy.primitive.*;
import sandy.core.scenegraph.mode7.*; 
//
var main:Sprite;
var clip:MovieClip;
var clip2:MovieClip;
var clip3:MovieClip;
var _rotate:MovieClip;
var Width:int;
var Height:int;

var debugText:TextField = new TextField();
//
var camera:Camera3D;
var root:Group;
var scene:Scene3D;
//
var camera2:Camera3D;
var root2:Group;
var scene2:Scene3D;
//
var box:Box;
var boxArray:Vector.<boxParticle> = new Vector.<boxParticle>;
var visibleBoxArray:Vector.<boxParticle> = new Vector.<boxParticle>

var particles:uint = 100;
var widthparticles:uint = 4;
var lookForward:Number = 2.5;

var Track:Array;
var TrackLength:int;

function initialize():void {
  
    camera = new Camera3D( 465, 465);
    camera.x = 0;
    camera.y = 0;
    camera.z = 0;
    root = new Group();
    
    Track = new Array();
	TrackLength = -1;
	function AddToTrack(X:Number,Y:Number,Z:Number, Rot:Number = 0, Wide:Number = 100):void{
		var _peice:Object = new Object();
		_peice.x = X;
		_peice.y = Y;
		_peice.z = Z;
		_peice.rot = Rot;
		_peice.wide = Wide;
		Track.push(_peice);
		TrackLength++;
	}
	
	AddToTrack(   0,   0, 100,  0);
	AddToTrack(   0,   0, 500,  0);
	AddToTrack(   0,  50,1000,  0);
	AddToTrack(   0, 150,1500,  2);
	AddToTrack(   0,  50,2000,  4);
	AddToTrack(  300,  50,2500,  Math.PI*2);
	AddToTrack( 2000, -50,2500,  Math.PI);
	AddToTrack( 2000, -50,1500,  Math.PI/2);
	AddToTrack( 1500, 250,1000,  Math.PI/4);
	AddToTrack( 1500, 300, 200,  -Math.PI/4);
	AddToTrack( 1300,   0,-900,  Math.PI/3);
	AddToTrack( 100,   0, -400,  Math.PI/3);
	AddToTrack(   0,   0,  100,  0);

courseposition = 1;
	
    
    box = new Box("box", 10, 5, 20);
    box.y = 10;
    box.x = 200;
    box.z = 400;
    
    var mat:ColorMaterial = new ColorMaterial ( 0x7FDDFF );
            mat.attributes = new MaterialAttributes (
            new LightAttributes ());
            mat.lightingEnable = true;
    box.appearance = new Appearance (mat);

root.addChild(box);
    
    scene = new Scene3D( "scene", clip3, camera, root );
    
    for(var i:int=0;i<particles;i++){
        for(var h:int=-widthparticles;h<=widthparticles;h++){
            var p:boxParticle = new boxParticle();   
           
            boxArray.push(p);
            clip2.addChild(p);
        }
    }
    
    camera2 = new CameraMode7( 800, 800);
    camera2.x = 0;
    camera2.y = 500;
    camera2.z = 0;
    root2 = new Group();
    
    var box2:Box = new Box("box2",100,1000,100, "tri",2)
    box2.y = 500;
    box2.x = 200;
    box2.z = 800;
    box2.appearance = new Appearance (mat);
    box2.useSingleContainer = true;
    
    root2.addChild(box2);
    
    var box3:Box = new Box("box3",100,1000,100, "tri",2)
    box3.y = 500;
    box3.x = -200;
    box3.z = 800;
    box3.appearance = new Appearance (mat);
    box3.useSingleContainer = true;
    
    root2.addChild(box3);
    
    var bmd:BitmapData = new BitmapData(400, 400, false, 0xCCCCCCCC);
    var channels:uint = BitmapDataChannel.RED | BitmapDataChannel.BLUE | BitmapDataChannel.GREEN;
    bmd.perlinNoise(400, 400, 5, int(Math.random() * 10), true, true, channels, false, null);
             
    //bmd.colorTransform(new Rectangle(0, 0, 400, 400), new ColorTransform(1,1,0.3,1, 40,20,-10, 0));
    bmd.applyFilter(bmd, bmd.rect, new Point(), new ColorMatrixFilter([
                 .5,  .2, .1, 0, 0, // red
                 .5,  .5, .1, 0, 0, // green
                  0,  .1, .3, 0, 0, // blue
                  0,   0,  0, 1, 0] // alpha
                 )
                );
    
    
    var ground:Mode7 = new Mode7();
    ground.setBitmap(bmd, 2, true, false);
    ground.setHorizon(false);
    //ground.setNearFar (true)
    root2.addChild(ground); 
    
    scene2 = new Scene3D( "scene2", clip, camera2, root2 );    
}
var courseposition:Number = 0;
var coursepositionspeed:Number = 0;
//
var carHorizontal:Number = 0;
var carRot:Number = 0;
var carRotSpeed:Number = 0;
var CourseDirection:Number = 0;
function EveryFrame(event:Event):void{
   
    debugText.text = "";
    
    
    
    // Car model positioning
    
    var carposition:Object = TrackMath(courseposition);
    var carposition2:Object = TrackMath(courseposition-0.01);
    
    box.x = carposition.x;
    box.y = carposition.y;
    box.z = carposition.z;
    
    
       
    box.lookAt(carposition2.x,carposition2.y,carposition2.z);
  
    var rot:Number = Math.atan2(box.x-carposition2.x,box.z-carposition2.z);
    var carRotZ:Number = Math.atan2(carposition2.z-carposition.z,carposition2.x-carposition.x)

box.roll += carposition.rot*180/Math.PI;
    box.pan += (carRot-rot)*180/Math.PI;
    
    box.moveForward(100);
    var carRotY:Number = Math.atan2(box.y-carposition.y,
    Math.sqrt(
    Math.pow(box.x-carposition.x,2)+Math.pow(box.z-carposition.z,2)
    )
    );
    
    box.moveForward(-100);
    
    
    box.x += Math.sin(carRotZ)*carHorizontal*Math.cos(carposition.rot)*2;
    box.y += Math.sin(carposition.rot)*carHorizontal*2;
    box.z += Math.sin(carRotZ-Math.PI/2)*carHorizontal*Math.cos(carposition.rot)*2;
    
    box.tilt -= 90;
    box.moveForward(10); // floats off of the ground
    box.tilt += 90;
    // Camera
    
    box.moveForward(250);
    //
    box.tilt -= 90;
    box.moveForward(100);
    //
    camera.x += ((box.x)-camera.x)/4;
    camera.y += ((box.y)-camera.y)/4;
    camera.z += ((box.z)-camera.z)/4;
    box.moveForward(-100);
    box.tilt += 90;
    
    box.moveForward(-250);
    
    camera.lookAt(box.x,box.y,box.z);
    camera.roll += -carposition.rot*180/Math.PI;
    
    
    // keys
    
    if(isDown(Keyboard.UP)){     
        coursepositionspeed+=0.005;
    }
    if(isDown(Keyboard.DOWN)){      
        coursepositionspeed-=0.005;
    }
    
    if(isDown(Keyboard.RIGHT)){     
       carRotSpeed += (0.25-carRotSpeed)/6;
    }
    if(isDown(Keyboard.LEFT)){     
        carRotSpeed += (-0.25-carRotSpeed)/6;
    }
    carRotSpeed *= 0.6;
    carRot += carRotSpeed;
    coursepositionspeed *= 0.8;
    
    // car movement
    
    var currentposition:Object = TrackMath(courseposition);
    var forwardposition:Object = TrackMath(courseposition+0.02);
    var forwardposition2:Object = TrackMath(courseposition+0.04);
    
    var RotZ:Number = Math.atan2(forwardposition.z-currentposition.z,forwardposition.x-currentposition.x);
    var RotZ2:Number = Math.atan2(forwardposition2.z-forwardposition.z,forwardposition2.x-forwardposition.x);
    
    
    currentposition.x += Math.sin(RotZ)*carHorizontal*Math.cos(currentposition.rot)*2;
    currentposition.y += Math.sin(currentposition.rot)*carHorizontal*2;
    currentposition.z += Math.sin(RotZ-Math.PI/2)*carHorizontal*Math.cos(currentposition.rot)*2;
  
    forwardposition.x += Math.sin(RotZ2)*carHorizontal*Math.cos(forwardposition.rot)*2;
    forwardposition.y += Math.sin(forwardposition.rot)*carHorizontal*2;
    forwardposition.z += Math.sin(RotZ2-Math.PI/2)*carHorizontal*Math.cos(forwardposition.rot)*2;
    
    
    var dx:Number = forwardposition.x-currentposition.x;
    var dy:Number = forwardposition.y-currentposition.y;
    var dz:Number = forwardposition.z-currentposition.z;
    var d:Number = Math.sqrt(dx*dx+dy*dy+dz*dz);
    
    var rotXZ:Number = Math.atan2(-dx,-dz);
    
    // may want to change how this is calculated....
    courseposition -= Math.cos(carRot-rotXZ)*coursepositionspeed*25*(1/d); 
    carHorizontal +=  Math.sin(carRot-rotXZ)*coursepositionspeed*500;
    //courseposition += (coursepositionspeed/d)*100;
    //carRot = Math.atan2(dx,dz);
    // walls on left and right side
    carHorizontal = Math.min(carHorizontal,currentposition.wide/2-10);
    carHorizontal = Math.max(carHorizontal,-currentposition.wide/2+10);
    // add (possible) falling off of track maybe?
    CourseDirection = -Math.cos(carRot-rotXZ); // -1 for the car going backwards on the track
    
    //debugText.text = String(CourseDirection);
    
    if(courseposition <= 0){
        courseposition += TrackLength; 
    }
    if(courseposition >= TrackLength){
 	    courseposition -= TrackLength; 
    }
    
    // construct the track
    
   var p:boxParticle
   
    var rotX:Number = 0;
    var rotY:Number = 0;
    var rotZ:Number = 0;
    
   var newpx:Number = 0;
   var newpy:Number = 0;
   var newpz:Number = 0;
    
   var oldpx:Number = 0;
   var oldpy:Number = 0;
   var oldpz:Number = 0;
    
    var h:int = -widthparticles;
    var i:int = 0;
    var positions:Object;
    var thing:Number = (particles/lookForward)/3;
    var _d:Number = 0;
    //
    var _position:Number = 0;
    if(CourseDirection > 0){
         // Camera looking ahead
         _position = Math.floor(courseposition)-0.5;
    }else{
         // Camera looking back
          _position = Math.floor(courseposition)+0.5;
    }
    var _increase:Number = .15;
    for each(p in boxArray){
        h++;
        if(h>widthparticles){
         	if(_d > 0 && !isNaN(_d)){
	            if(CourseDirection > 0){
			   		_position += _increase/_d;
			   		if(_position > TrackLength){
			   			//_position -= TrackLength;
			   		}
			    }else{
			         // Camera looking back
			         _position -= _increase/_d;
			         if(_position < 0){
			   			//_position += TrackLength;
			   		}
			    }
			    _increase += 0.01;
       		}
		    positions = TrackMath(_position);
        
            oldpx = newpx;
            oldpy = newpy;
            oldpz = newpz;
            newpx = positions.x;
            newpy = positions.y;
            newpz = positions.z;
            
	         if(i==0){
	                var positions2:Object = TrackMath(_position-.01);
	        
	                oldpx = positions2.x;
	                oldpy = positions2.y;
	                oldpz = positions2.z;
	                
	         }
	         var _dx:Number = (oldpx-positions.x);
	         var _dy:Number = (oldpy-positions.y);
	         var _dz:Number = (oldpz-positions.z);
	        _d = Math.sqrt(_dx*_dx+_dy*_dy+_dz*_dz);
       
            rotY = Math.atan2(newpx-oldpx,newpy-oldpy);
            rotZ = Math.atan2(oldpz-newpz,oldpx-newpx);
            rotX = positions.rot;
            var roadwidth:Number = positions.wide;
         
            i++;
            h = -widthparticles;
        }
        //
        var hposition:Number = h;
        if(h == -widthparticles || h == widthparticles){
            hposition = subtract(hposition,0.8);

p.size = 8;
            p.red = 144+(i%3)*14;
            p.green = 144+(i%3)*8;
            p.blue = 144;
        }else{
          
            p.size = 15;
            p.red = 118;
            p.green = 124+((h+i)%3)*5;
            p.blue = 184;
        }
        p.px = newpx+Math.sin(rotZ)*hposition*roadwidth*Math.cos(rotX)/widthparticles;
        p.py = newpy+Math.sin(rotX)*hposition*roadwidth/widthparticles;
        p.pz = newpz+Math.sin(rotZ-Math.PI/2)*hposition*roadwidth*Math.cos(rotX)/widthparticles;         
        if(h == -widthparticles || h == widthparticles){
           p.px += Math.sin(rotZ)*12*Math.cos(rotX+Math.PI/2);
           p.py += Math.sin(rotX+Math.PI/2)*12;
           p.pz += Math.sin(rotZ-Math.PI/2)*12*Math.cos(rotX+Math.PI/2);
        }
    }
    
    // render everything
   
    camera2.y = camera.y;
    camera2.x = camera.x;
    camera2.z = camera.z;
    camera.moveForward(100);
    camera2.lookAt(camera.x,camera.y,camera.z);
    camera.moveForward(-100);
    camera2.y += 500;
   
    
    scene2.render();  
    _rotate.rotation = -carposition.rot*180/Math.PI;
    scene.render();
    clip2.graphics.clear();
    for each(p in boxArray){
        SortBox(p, camera);   
    }
    boxArray.sort(Zsort);
    function Zsort(p1:boxParticle, p2:boxParticle):Number{
        if (p1.depth < p2.depth)
          return 1;
        else if (p1.depth > p2.depth)
          return -1;
        else
          return 0;
    }
    for each(p in boxArray){
        DrawBox(p, clip2);   
    }
    
}

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