/**
* Copyright hiro_rec ( http://wonderfl.net/user/hiro_rec )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/3aCD
*/
/**
* Castクラスはyd_nikuさんの
* http://wonderfl.net/c/5Nfkらへんを拝借
* Zソートは省略
*/
package
{
import __AS3__.vec.Vector;
import caurina.transitions.Tweener;
import flash.display.*;
import flash.events.*;
import flash.filters.*;
import flash.geom.*;
[SWF(backgroundColor="#FFFFFF", width="465", height="465", frameRate="30")]
public class Study09 extends Sprite
{
private var viewport:Sprite = new Sprite();
private var vertices:Vector.<Number> = new Vector.<Number>();
private var indices:Vector.<int> = new Vector.<int>();
private var uvtData:Vector.<Number> = new Vector.<Number>();
private var worldMatrix:Matrix3D = new Matrix3D();
private var viewMatrix:Matrix3D = new Matrix3D();
private var projection:PerspectiveProjection = new PerspectiveProjection();
private var cast1:Cast;
private var cast2:Cast;
private var sp1:Sprite;
private var sp2:Sprite;
public function Study09()
{
stage.scaleMode = StageScaleMode.NO_SCALE;
viewport.x = stage.stageWidth * 0.5;
viewport.y = stage.stageHeight * 0.5;
addChild(viewport);
worldMatrix.appendRotation(45, Vector3D.X_AXIS);
viewMatrix.appendTranslation(0, 0, 300);
projection.fieldOfView = 40;
//projection.focalLength = 2000
addEventListener(Event.ENTER_FRAME, enterFrameHandler);
createCast();
}
private const DIV:uint = 15;
private function createVertices():void
{
vertices = new Vector.<Number>();
indices = new Vector.<int>();
uvtData = new Vector.<Number>();
var margin:Number = 10;
var stepInd:int = 0;
for (var i:int = 0; i < DIV; i++)
{
for (var j:int = 0; j < DIV; j++)
{
var x1:Number = j * margin - DIV * margin / 2;
var y1:Number = 0;
var z1:Number = i * margin - DIV * margin / 2;
var x2:Number = (j+1) * margin - DIV * margin / 2;
var y2:Number = 0;
var z2:Number = i * margin - DIV * margin / 2;
var x3:Number = (j+1) * margin - DIV * margin / 2;
var y3:Number = 0;
var z3:Number = (i+1) * margin - DIV * margin / 2;
var x4:Number = j * margin - DIV * margin / 2;
var y4:Number = 0;
var z4:Number = (i+1) * margin - DIV * margin / 2;
if (v)
{
//z1 = v.y;
}
vertices.push(
x1, // 頂点 0（左上）
y1,
z1,
x2, // 頂点 1（右上）
y2,
z2,
x3, // 頂点 2（右下)
y3,
z3,
x4, // 頂点 3（左下）
y4,
z4);
indices.push(stepInd,stepInd+1,stepInd+3, stepInd+1,stepInd+2,stepInd+3);
stepInd += 4;
uvtData.push(
j / DIV, //頂点 0 U
i / DIV, // V
(j+1) / DIV, //頂点 1 U
i / DIV, // V
(j+1) / DIV, //頂点 2 U
(i+1) / DIV, // V
j/DIV, //頂点 3 U
(i+1) / DIV, // V
0);
}
}
}
private function createCast():void
{
cast1 = new Cast();
cast1.y = -200;
cast2 = new Cast();
bound();
sp1 = new Sprite();
sp2 = new Sprite();
viewport.addChild(sp2);
viewport.addChild(sp1);
sp2.blendMode = BlendMode.MULTIPLY;
}
private function bound():void
{
Tweener.addTween(cast1, {y:-25, time:1, transition:"easeOutBounce", onComplete:
function():void
{
Tweener.addTween(cast1, {y:-200, time:1, transition:"easeInBounce", onComplete:
function():void
{
bound();
}
});
}
});
}
private function updateVertices():void
{
var _x:int = mouseX / stage.stageWidth * DIV + 1;
var _y:int = mouseY / stage.stageHeight * DIV + 1;
var xy:int = _x * _y - 1;
//trace((_x - 1) + " * " + (_y - 1) + " = " + xy);
}
private function enterFrameHandler(event:Event):void
{
createVertices();
updateVertices();
updateRotation();
render();
}
private function updateRotation():void
{
var vx:Number = (stage.stageWidth / 2 - mouseX) * 0.01;
var vy:Number = (stage.stageHeight / 2 - mouseY) * -0.01;
//worldMatrix.appendRotation(vx, Vector3D.Y_AXIS);
worldMatrix.appendRotation(vy, Vector3D.X_AXIS);
}
private var vec:int = -1;
private var a:int = 10;
private var t:int = 120;
private function render():void
{
cast1.x += a * vec;
cast2.x += a * vec;
t += a;
if (t > 240)
{
vec *= -1;
t = 0;
}
//cast1.rotateY += 1;
//viewMatrix.appendTranslation(0, 0, 10);
var m:Matrix3D = new Matrix3D();
m.append(worldMatrix);
m.append(viewMatrix);
m.append(projection.toMatrix3D());
//
sp1.graphics.clear();
sp1.graphics.beginFill(0x0000FF);
sp1.graphics.drawCircle(0, 0, 50);
sp2.graphics.clear();
sp2.graphics.beginFill(0x000000, 0.2);
sp2.graphics.drawCircle(0, 0, 50);
var mtx1:Matrix3D = cast1.transform;
mtx1.appendRotation(cast1.rotateX, Vector3D.X_AXIS);
mtx1.appendRotation(cast1.rotateY, Vector3D.Y_AXIS);
mtx1.appendRotation(cast1.rotateZ, Vector3D.Z_AXIS);
mtx1.appendScale(cast1.scaleX, cast1.scaleY, cast1.scaleZ);
mtx1.appendTranslation(cast1.x, cast1.y, cast1.z);
mtx1.append(worldMatrix);
mtx1.append(viewMatrix);
var mtx2:Matrix3D = cast2.transform;
mtx2.appendRotation(cast2.rotateX, Vector3D.X_AXIS);
mtx2.appendRotation(cast2.rotateY, Vector3D.Y_AXIS);
mtx2.appendRotation(cast2.rotateZ, Vector3D.Z_AXIS);
mtx2.appendScale(cast2.scaleX, cast2.scaleY, cast2.scaleZ);
mtx2.appendTranslation(cast2.x, cast2.y, cast2.z);
mtx2.append(worldMatrix);
mtx2.append(viewMatrix);
sp1.transform.matrix3D = mtx1;
sp1.rotationX = 0;
sp1.rotationY = 0;
sp1.rotationZ = 0;
sp2.transform.matrix3D = mtx2;
sp2.rotationX += 90;
sp2.scaleX = sp2.scaleY = 1 - Math.abs(cast1.y) / 200 * 0.5;
//trace(cast.transform.matrix3D.toString())
//m2.append(projection.toMatrix3D());
//cast.transform.matrix3D.prepend(m2);
var projected:Vector.<Number> = new Vector.<Number>();
Utils3D.projectVectors(m, vertices, projected, uvtData);
var g:Graphics = viewport.graphics;
g.clear();
g.lineStyle(0, 0xFF0000, 0.5);
g.beginFill(0x00FF00, 0.3);
g.drawTriangles(projected, indices, null, TriangleCulling.NONE);
//unProject
var invProj:Matrix3D = projection.toMatrix3D().clone();
var invView:Matrix3D = viewMatrix.clone();
var invWorld:Matrix3D = worldMatrix.clone();
invProj.invert();
invView.invert();
invWorld.invert();
var rawData:Vector.<Number> = new Vector.<Number>();
var mx:Number = (mouseX - stage.stageWidth / 2) / stage.stageWidth;
var my:Number = (mouseY - stage.stageHeight / 2) / stage.stageHeight;
rawData[0] = mx;
rawData[1] = my;
rawData[2] = 0;
rawData[3] = 1;
rawData[4] = mx;
rawData[5] = my;
rawData[6] = 0;
rawData[7] = 1;
rawData[8] = mx;
rawData[9] = my;
rawData[10] = 0;
rawData[11] = 1;
rawData[12] = mx;
rawData[13] = my;
rawData[14] = 0;
rawData[15] = 1;
m = new Matrix3D();
m.rawData = rawData;
m.append(invProj);
m.append(viewMatrix);
m.append(worldMatrix);
v = new Vector3D();
v = m.transformVector(v);
}
private var v:Vector3D;
}
}
import flash.geom.Matrix3D;
import flash.geom.Vector3D;
internal class Cast {
// for Calcuration
public var position:Vector3D;
public var rotate:Vector3D;
public var scale:Vector3D;
public function Cast( x:Number = 0, y:Number =0, z:Number =0 )
{
position = new Vector3D( x, y, z );
rotate = new Vector3D();
scale = new Vector3D( 1, 1, 1 );
}
// Position
public function set x( value:Number ):void{
position.x = value;
}
public function get x():Number {
return position.x;
}
public function set y( value:Number ):void{
position.y = value;
}
public function get y():Number {
return position.y;
}
public function set z( value:Number ):void{
position.z = value;
}
public function get z():Number {
return position.z;
}
// Rotation
public function set rotateX( value:Number ):void{
rotate.x = value;
}
public function get rotateX():Number {
return rotate.x;
}
public function set rotateY( value:Number ):void{
rotate.y = value;
}
public function get rotateY():Number {
return rotate.y;
}
public function set rotateZ( value:Number ):void{
rotate.z = value;
}
public function get rotateZ():Number {
return rotate.z;
}
// Scale
public function set scaleX( value:Number ):void{
scale.x = value;
}
public function get scaleX():Number {
return scale.x;
}
public function set scaleY( value:Number ):void{
scale.y = value;
}
public function get scaleY():Number {
return scale.y;
}
public function set scaleZ( value:Number ):void{
scale.z = value;
}
public function get scaleZ():Number {
return scale.z;
}
public function get transform():Matrix3D {
var mat:Matrix3D = new Matrix3D();
mat.appendRotation( rotate.x, Vector3D.X_AXIS );
mat.appendRotation( rotate.y, Vector3D.Y_AXIS );
mat.appendRotation( rotate.z, Vector3D.Z_AXIS );
mat.appendScale( scale.x, scale.y, scale.z );
mat.appendTranslation( position.x, position.y, position.z );
return mat;
}
}
