一直两个坐标点求旋转角度，或已知角度求移动的方向和位置

Posted 2020-11-17

namespace Pioneer

{

 

export class Game extends Behaviour{

private nState:number;

private Camera:Camera2D;

 

nScore:number;

nGold:number;

private nRotationAngle:number = 0;

private nRotationCount:number = 0;

private nFrameRateTimer:number;

private nScoreTimer:number;

private bLoaded:boolean;

private Bg:any;

private Ball:any;

private Player1:any;

private Player2:any;

private Player1Base:any;

private Player2Base:any;

private Btn1:any;

private YuanStage:any;

private vSpeed:any;

private nPlayer1PosX:number = Laya.stage.width/2;

private nPlayer1PosY:number = Laya.stage.height/2+260;

private nPlayer2ToBallDistance:number;

private nBallPos:any;

private nPlayer2Pos:any;

private nOffsetX:any;

private nOffsetY:any;

private nMoveTimer:number = 0;

private bisPlayer2Rotate:boolean = true;

private nPlayer2Angle:number = 0;

private nBallDestroyCount:number = 0;

private nYuanStagePos:any;

private nPlayer1Pos:any;

private Pawn:any;

private PawnOffset:any;

private bDrag = false;

private Scene:Laya.Sprite;

private GameField:Laya.Rectangle;

private nEndTimer = -1;

YCenter = 0;

super()

{

this.bLoaded = false;

this.nFrameRateTimer = 0;

}

Start()

{

this.vSpeed = new EVector3(1, 1, 1);

this.OnAssetLoaded();

}

OnAssetLoaded()

{

this.bLoaded = true;

this.Scene = new Laya.Sprite();

this.Scene.hitArea = new Laya.Rectangle(0, 0, Laya.stage.width, Laya.stage.height);

this.InitEvents(this.Scene);

 

SceneManager.SetStage(this.Scene);

Laya.stage.addChildAt(this.Scene, 0);

 

this.Bg = new Entity(1);

this.Bg.Show();

this.Bg.SetPosition(Laya.stage.width / 2, Laya.stage.height / 2);

this.Ball = new Ball(4);

this.Ball.Show();

this.Ball.SetPosition(Laya.stage.width / 2, Laya.stage.height / 2 + 260 );

this.Ball.SetLayer(4);

this.YuanStage = new Entity(10);

this.YuanStage.Show();

this.YuanStage.SetPosition(Laya.stage.width / 2, Laya.stage.height / 2 + 260);

this.YuanStage.SetLayer(1);

this.Player1 = new Player(5, Laya.stage.width / 2, Laya.stage.height / 2 + 520, 4);

this.Pawn=this.Player1;

this.Player2 = new Player(6, Laya.stage.width / 2, Laya.stage.height / 2, 4 );

this.Player1Base = new Player(11, Laya.stage.width / 2, Laya.stage.height / 2 + 520, 3);

this.Player2Base = new Player(12, Laya.stage.width / 2, Laya.stage.height / 2, 3);

this.nPlayer1PosX = Laya.stage.width / 2;

this.nPlayer1PosY = Laya.stage.height / 2 + 520;

this.nYuanStagePos = this.YuanStage.GetPosition();

this.ResetGame();

this.StartGame();

}

StartGame()

{

DlgBattle.GetInstance().Show(true);

}

GetPlayerScore(id)

{

if (id == 1) {

return this.Player1.nPlayerScore;

}

else {

return this.Player2.nPlayerScore;

}

}

CreatBall()

{

this.Ball = new Ball(4);

this.Ball.Show();

this.Ball.SetPosition(this.Ball.RandamPosX(), this.Ball.RandamPosY());

this.Ball.SetLayer(4);

}

CreatPlayer1()

{

this.Player1 = new Player(5, Laya.stage.width / 2, Laya.stage.height / 2 + 260, 4 );

this.Pawn = this.Player1;

}

CreatPlayer2()

{

this.Player2 = new Player(6, Laya.stage.width / 2, Laya.stage.height / 2 + 260, 4 );

}

CreatPlayer1Base()

{

this.Player1Base = new Player(11, Laya.stage.width / 2, Laya.stage.height / 2 + 260, 3);

}

CreatPlayer2Base()

{

this.Player2Base = new Player(12, Laya.stage.width / 2, Laya.stage.height / 2 + 260, 3 );

}

ResetGame()

{

this.nGold = 0;

this.nScore = 0;

}

Update()

{

if(this.nRotationCount % 2 == 0)

{

this.nRotationAngle++;

this.Pawn.SetRotation(this.nRotationAngle);

}

else

{

this.nRotationAngle--;

this.Pawn.SetRotation(this.nRotationAngle);

}

if(this.Ball.Obj == null)

{

this.bisPlayer2Rotate = true;

this.nBallDestroyCount++;

this.CreatBall();

}

this.nBallPos = this.Ball.GetPosition();

this.nPlayer2Pos = this.Player2.GetPosition();

this.nPlayer1Pos = this.Player1.GetPosition();

let nStageToBallPos = Math.pow(this.nBallPos.x - this.nYuanStagePos.x, 2) + Math.pow(this.nBallPos.y - this.nYuanStagePos.y, 2);

let nStageToPlayer1Pos = Math.pow(this.nPlayer1Pos.x - this.nYuanStagePos.x, 2) + Math.pow(this.nPlayer1Pos.y - this.nYuanStagePos.y, 2);

let nStageToPlayer2Pos = Math.pow(this.nPlayer2Pos.x - this.nYuanStagePos.x, 2) + Math.pow(this.nPlayer2Pos.y - this.nYuanStagePos.y, 2);

 

if(nStageToPlayer1Pos > 90000)

{

this.Player1.Destroy();

this.Player1Base.Destroy();

this.nPlayer1PosX = Laya.stage.width / 2;

this.nPlayer1PosY = Laya.stage.height / 2 + 260;

this.CreatPlayer1();

this.CreatPlayer1Base();

}

if(nStageToPlayer2Pos > 90000)

{

this.Player2.Destroy();

this.Player2Base.Destroy();

this.nPlayer1PosX = Laya.stage.width / 2;

this.nPlayer1PosY = Laya.stage.height / 2 + 260;

this.CreatPlayer2();

this.CreatPlayer2Base();

}

if(nStageToBallPos > 90000)

{

this.Ball.Destroy();

this.CreatBall();

}

this.nPlayer2ToBallDistance = Math.pow(this.nBallPos.x - this.nPlayer2Pos.x, 2) + Math.pow(this.nBallPos.y - this.nPlayer2Pos.y, 2);

this.nOffsetX = this.nBallPos.x - this.nPlayer2Pos.x;

this.nOffsetY = this.nBallPos.y - this.nPlayer2Pos.y;

let angle = Math.atan2(this.nOffsetY, this.nOffsetX) * 180 / Math.PI + 90;

if(angle <= 0){

angle = 360 + angle;

}

 

if(this.bisPlayer2Rotate)

{

if(this.nBallDestroyCount % 2 == 0){

this.nPlayer2Angle = this.nPlayer2Angle % 360 + 1;

}

if(this.nBallDestroyCount % 2 == 1)

{

this.nPlayer2Angle = this.nPlayer2Angle % 360 - 1 ;

if(this.nPlayer2Angle <= 0){

this.nPlayer2Angle = 360 + this.nPlayer2Angle;

}

}

 

if(Math.abs(this.nPlayer2Angle - Math.abs(angle)) < 1){

this.bisPlayer2Rotate = false;

}

this.Player2.SetRotation(this.nPlayer2Angle);

if(!this.bisPlayer2Rotate){

this.Player2.SetRotation(angle);

}

}

 

this.nMoveTimer++;

if(this.nMoveTimer % 20 == 0 && !this.bisPlayer2Rotate)

{

this.Player2.SetPosition(this.nPlayer2Pos.x + this.nOffsetX / 5, this.nPlayer2Pos.y + this.nOffsetY / 5);

this.Player2Base.SetPosition(this.nPlayer2Pos.x + this.nOffsetX / 5, this.nPlayer2Pos.y + this.nOffsetY / 5);

}

 

if(this.Player2.TestCollider(this.Ball))

{

this.Ball.Destroy();

this.Player2.nPlayerScore++;

console.log("玩家2的分数" + this.Player2.nPlayerScore);

if (DlgBattle.IsInstanced()) {

DlgBattle.GetInstance().UpdateLifeList();

}

}

}

OnMouse(e:Laya.Event)

{

if (!this.Pawn) {

return;

}

if (e.type == Laya.Event.MOUSE_DOWN)

{

this.nRotationCount++;

if (this.Bg.TestContains(e.stageX, e.stageY))

{

//this.Pawn.SetScale(1.2,1.2);

let x1 = Math.cos((this.nRotationAngle - 90) * Math.PI / 180);

let y1 = Math.sin((this.nRotationAngle - 90) * Math.PI / 180);

this.Pawn.SetPosition(this.nPlayer1PosX += x1 * 30,this.nPlayer1PosY += y1 * 30);

this.Player1Base.SetPosition(this.nPlayer1PosX, this.nPlayer1PosY);

 

if(this.Pawn.TestCollider(this.Ball))

{

this.Ball.Destroy();

this.Player1.nPlayerScore++;

console.log("玩家1的分数" + this.Player1.nPlayerScore);

 

if (DlgBattle.IsInstanced()) {

DlgBattle.GetInstance().UpdateLifeList();

}

}

}

}

else if(e.type == Laya.Event.MOUSE_UP){

//this.Pawn.SetScale(1, 1);

}

else if (e.type == Laya.Event.MOUSE_OUT) {

}

}

 

}

}