3D (Kamera & Szene / OOP)

[Madokan]

Hi Folks,

Hier was für die 3D - OOP Freaks. Einfach ins erste Frame.

cubeData = [{colour:0xff9900, // Unten
            Sides:[
                      {x:-50, y:50, z:50}, // UL
                      {x:-50, y:50, z:-50}, // OL
                      {x:50, y:50, z:-50}, // OR
                      {x:50, y:50, z:50} // UR
                      ]},
            {colour:0xff9900, // Oben
            Sides:[
                      {x:-50, y:-50, z:-50}, // UL
                      {x:-50, y:-50, z:50}, // OL
                      {x:50, y:-50, z:50}, // OR
                      {x:50, y:-50, z:-50} // UR
                      ]},
            {colour:0xff8800, // Rechts
            Sides:[
                      {x:50, y:-50, z:50}, // OR
                      {x:50, y:50, z:50}, // UR
                      {x:50, y:50, z:-50}, // UL
                      {x:50, y:-50, z:-50} // OL
                      ]},
            {colour:0xff8800, // Links
            Sides:[
                      {x:-50, y:-50, z:-50}, // OR
                      {x:-50, y:50, z:-50}, // UR
                      {x:-50, y:50, z:50}, // UL
                      {x:-50, y:-50, z:50} // OL
                      ]},
            {colour:0xffaa00, // Vorne
            Sides:[
                      {x:-50, y:50, z:-50}, // UL
                      {x:-50, y:-50, z:-50}, // OL
                      {x:50, y:-50, z:-50}, // OR
                      {x:50, y:50, z:-50} // UR
                      ]},
            {colour:0xffaa00, // Hinten 
            Sides:[
                      {x:50, y:50, z:50}, // UL
                      {x:50, y:-50, z:50}, // OL
                      {x:-50, y:-50, z:50}, // OR
                      {x:-50, y:50, z:50} // UR
                      ]}
            ];
Objekt3d = function (data3d) {
    this.data3d = data3d;
    this.move3d = function(x, y, z) {
        var k = 0;
        while (k<this.data3d.length) {
            var i = 0;
            while (i<this.data3d[k].Sides.length) {
                this.data3d[k].Sides[i].x = this.data3d[k].Sides[i].x+x;
                this.data3d[k].Sides[i].y = this.data3d[k].Sides[i].y+y;
                this.data3d[k].Sides[i].z = this.data3d[k].Sides[i].z+z;
                i++;
            }
            k++;
        }
    };
    this.scale3d = function(x, y, z) {
        var k = 0;
        while (k<this.data3d.length) {
            var i = 0;
            while (i<this.data3d[k].Sides.length) {
                this.data3d[k].Sides[i].x = this.data3d[k].Sides[i].x*x;
                this.data3d[k].Sides[i].y = this.data3d[k].Sides[i].y*y;
                this.data3d[k].Sides[i].z = this.data3d[k].Sides[i].z*z;
                i++;
            }
            k++;
        }
    };
    this.rotate3d = function(xa, ya) {
        var rad = Math.PI/180;
        var px;
        var py;
        var pz;
        var sin_xa;
        var sin_ya;
        var cos_xa;
        var cos_ya;
        var tempz;
        var k = 0;
        while (k<this.data3d.length) {
            var i = 0;
            while (i<this.data3d[k].Sides.length) {
                px = this.data3d[k].Sides[i].x;
                py = this.data3d[k].Sides[i].y;
                pz = this.data3d[k].Sides[i].z;
                cos_ya = Math.cos(ya*rad);
                sin_ya = Math.sin(ya*rad);
                cos_xa = Math.cos(xa*rad);
                sin_xa = Math.sin(xa*rad);
                tempz = (pz*cos_ya)-(px*sin_ya);
                this.data3d[k].Sides[i].x = (pz*sin_ya)+(px*cos_ya);
                this.data3d[k].Sides[i].y = (py*cos_xa)-(tempz*sin_xa);
                this.data3d[k].Sides[i].z = (py*sin_xa)+(tempz*cos_xa);
                i++;
            }
            k++;
        }
    };
};
Kamera3d = function (Objekt3d, distance, angle, loc) {
    this.Objekt3d = Objekt3d;
    this.distance = distance;
    this.angle = angle;
    this.loc = loc;
    this.mc = this.create();
};
Kamera3d.prototype.create = function() {
    return (this.loc.createEmptyMovieClip("camMC"+Stage.camNum, Stage.camNum++));
};
Kamera3d.prototype.render = function() {
    this.mc.clear();
    var z;
    var pers;
    var sx;
    var sy;
    var tx;
    var ty;
    var polygon;
    var k = 0;
    while (k<this.Objekt3d.data3d.length) {
        polygon = [];
        var i = 0;
        while (i<this.Objekt3d.data3d[k].Sides.length) {
            z = this.Objekt3d.data3d[k].Sides[i].z+this.distance;
            pers = this.angle/z;
            sx = this.Objekt3d.data3d[k].Sides[i].x*pers;
            sy = this.Objekt3d.data3d[k].Sides[i].y*pers;
            polygon.push({sx:sx, sy:sy});
            i++;
        }
        z = ((polygon[1].sx-polygon[0].sx)*(polygon[2].sy-polygon[0].sy))-((polygon[1].sy-polygon[0].sy)*(polygon[2].sx-polygon[0].sx));
        if (z>0) {
            this.mc.beginFill(this.Objekt3d.data3d[k].colour, this.Objekt3d.data3d[k].colour);
            this.mc.moveTo(polygon[0].sx, polygon[0].sy);
            this.mc.lineTo(polygon[1].sx, polygon[1].sy);
            this.mc.lineTo(polygon[2].sx, polygon[2].sy);
            this.mc.lineTo(polygon[3].sx, polygon[3].sy);
            this.mc.lineTo(polygon[0].sx, polygon[0].sy);
        }
        k++;
    }
};
Cube3d = new Objekt3d(cubeData);
Szene3D = new Kamera3d(Cube3d, 200, 400, _root);
Szene3D.render();
Szene3D.mc._x = 275;
Szene3D.mc._y = 175;
_root.onEnterFrame = function() {
    Cube3d.rotate3d((this._xmouse+100)/100, (this._ymouse+200)/100);
    Szene3D.render();
}; 

Beispiel:
hier zur 3D Engine (Angina)

Be inspired

mfg
Matze K.