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果实不能变成动态

请问为什么我的果实完全不会动,也不会变大变小飘起来,编译也没报错

正在回答

1 回答

//绘制果实


var fruitObj = function()

{

this.alive = [];//bool

this.x = [];

this.y = [];

this.l = [];

this.spd = [];

this.fruitType = [];

this.orange = new Image();

this.blue = new Image();

}

fruitObj.prototype.num = 30;

fruitObj.prototype.init = function()

{

for(var i = 0; i < this.num; i++)

{

this.alive[i] = false;

this.x[i] = 0;

this.y[i] = 0;

this.l[i] = 0;

this.spd[i] = Math.random() * 0.017 + 0.003;  //[0.003,0.02)

this.fruitType[i] = "";

}

this.orange.src = "./SRC/fruit.png";

this.blue.src = "./SRC/blue.png";

}

fruitObj.prototype.draw = function()

{

for(var i = 0; i < this.num; i++)

{

//draw

//find an ane,grow,fly,up

if(this.alive[i])

{

if(this.fruitType[i] == "blue")

{

var pic = this.blue;

}

else

{

var pic = this.orange;

}

if(this.l[i] <= 14)

{

this.l[i] += this.spd[i] * deltaTime;

}

else

{

this.y[i] -= this.spd[i] * 7 * deltaTime;

}

ctx2.drawImage(pic, this.x[i] - this.l[i] * 0.5, this.y[i] - this.l[i] * 0.5, this.l[i], this.l[i]);

if(this.y[i] < 10)

{

this.alive[i] = false;

}

}

}

}


fruitObj.prototype.born = function(i)

{

var aneID = Math.floor(Math.random() * ane.num);

this.x[i] = ane.x[aneID];

this.y[i] = canHeight - ane.len[aneID];

this.l[i] = 0;

this.alive[i] = true;

var ran = Math.random();

if(ran < 0.2)

{

this.fruitType[i] = "blue";  //orange,blue

}

else

{

this.fruitType[i] = "orange";

}

}


fruitObj.prototype.dead = function(i)

{

this.alive[i] = false;

}


function fruitMonitor()

{

var num = 0;

for(var i = 0; i < fruit.num; i++)

{

if(fruit.alive[i])

num++;

}

if(num < 15)

{

//send fruit

sendFruit();

return;

}

}


function sendFruit()

{

for(var i = 0; i < fruit.num; i++)

{

if(!fruit.alive[i])

{

fruit.born(i);

return;

}

}

}



应该是代码有的地方打错了,这个代码是对的,你可以看一下

0 回复 有任何疑惑可以回复我~

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果实不能变成动态

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