void CreateNewSpurting(DrawerController drawer)
{
position.y -= 1;
Vector2 velo = Vector2.zero;
HelperAPIMethods.RandomVelocity(ref velo, -1f, 1f, 0, 1f);
drawer.CreateLivePixel <Spurting>(position, attach).velocity = 20f * velo; //溅起水花
}
public override void Update(DrawerController drawer)
{
velocity.y += gravity * Time.deltaTime;
velocity *= 1f - 0.1f * Time.deltaTime;
position += velocity * Time.deltaTime;
if (x > renderWEnd || y > renderHEnd || y < renderHStart || x < renderWStart)
{
Die(); //都跑地图外了，那就让他去死吧
}
if (!ClearAt(drawer, x, y))
{
// 这个粒子碰到了什么东西， 如果是的话就判断是否清理两边。
clearLeft = ClearAt(drawer, x - 1, y);
clearRight = ClearAt(drawer, x + 1, y);
if (clearLeft && clearRight)
{
if (UnityEngine.Random.Range(0f, 1f) > 0.5f)
{
position.x -= 1;
velocity = left;
return;
}
else
{
position.x += 1;
velocity = right;
return;
}
}
else if (clearLeft)
{
position.x -= 1;
velocity = left;
return;
}
else if (clearRight)
{
position.x += 1;
velocity = right;
return;
}
else if (velocity.y < 0)
{
// 他正在下坠，如果没发现找到符合清理要求的地方，那就网上移动一格，然后就去死吧
position.y += 1;
DieClear();
Vector2 velo = Vector2.zero;
HelperAPIMethods.RandomVelocity(ref velo, -1f, 1f, 0, 1f);
drawer.CreateLivePixel <Spurting>(position, attach).velocity = 20f * velo;
}
velocity = Vector2.zero;
}
}
public override void Update(DrawerController drawer)
{
//调整位置和粒子的颜色
position.y += bouyancy * Time.deltaTime;
//判断粒子当前的“年龄”，毕竟各个阶段的火焰颜色不同嘛
float t = (Time.time - startTime) / lifeTime;
//根据他的年龄，给他上色
color = Color.Lerp(MakeFireInInspector.instance.fireStartColor, MakeFireInInspector.instance.fireEndColor, t);
if (t > 1)
{
DieClear(); //大限已到，节哀
}
//时不时生一个活的火焰
if (UnityEngine.Random.Range(0, 100) < 10)
{
pos.Set(x, y - 1);
drawer.CreateLivePixel <Fire>(pos, brush).startTime = startTime - .3f;
}
//如果碰到了木头，那就把他烧成灰烬人(生点余烬粒子)，还有足够时间的着火才有几率点燃噢
Color c = drawer.GetPixel(x, y, false);
if (MakeFireInInspector.instance.IsFlammable(c) && UnityEngine.Random.Range(0, 100) < 2)
{
pos.Set(x, y);
drawer.CreateLivePixel <Ember>(pos, attach);
}
//如果碰到雪了。。
if (c.IsGrayscale())
{
drawer.SetPixel(x, y, Color.clear);
}
//碰到雨了
if (c.IsBluescale())
{
drawer.SetPixel(x, y, Color.clear);
}
}
void Update()
{
if (!Input.GetMouseButton(0))
{
return;
}
if (!EventSystem.current.IsPointerOverGameObject())
{
Vector2 pos;
int c;
if (drawer.PixelPosAtScreenPos(Input.mousePosition, out pos))
{
pos.Set(Mathf.RoundToInt(pos.x), Mathf.RoundToInt(pos.y));
for (c = 0; c < cc; c++)
{
drawer.CreateLivePixel <Snow>(pos, brush);
}
}
}
}
public void Splode(Vector2 origin, int radius = 20)
{
if (drawer == null)
{
Init();
}
///https://blog.csdn.net/u010141928/article/details/79514514 算法参考该博客
///Start....
Rect r = new Rect(origin.x - radius, origin.y - radius, radius * 2, radius * 2);
int radSqr = radius * radius; //没有Π的圆的面积
int yMin = (int)r.yMin, yMax = (int)r.yMax, xMin = (int)r.xMin, xMax = (int)r.xMax, x = (int)origin.x, y = (int)origin.y;
for (int j = yMin; j < yMax; j++)
{
for (int i = xMin; i < xMax; i++)
{
//i,j为当前位置
int dSqr = (i - x) * (i - x) + (j - y) * (j - y); //平面解析几何，操
if (dSqr > radSqr) //越过这个圆的边界了
{
continue;
}
drawer.ClearLivePixels(i, j); //把这个区域可能存在的活着的对象杀了
if (UnityEngine.Random.Range(0, 1f) > .4f) //有可能可以产生爆炸溅射效果 ，见下面代码。。
{
continue;
}
Color c = drawer.GetPixel(i, j); //获取这个位置的背景色
if (c.a == 0) //没有东西？那溜了溜了
{
continue;
}
//这是一个爆炸溅射物
//万物都是由沙子组成的。。
pos.Set(i, j);
Dross dross = drawer.CreateLivePixel <Dross>(pos, brush);
dross.velocity = (dross.position - origin) * 7f; //原点坐标指向粒子位置的方向 射出去
}
}
drawer.FillEllipse(r, Color.clear);
}
void Update()
{
if (!Input.GetMouseButton(0))
{
return;
}
if (!EventSystem.current.IsPointerOverGameObject())
{
Vector2 pos;
int c;
if (drawer.PixelPosAtScreenPos(Input.mousePosition, out pos))
{
pos.Set(Mathf.RoundToInt(pos.x), Mathf.RoundToInt(pos.y));
for (c = 0; c < cc; c++)
{
HelperAPIMethods.RandomVelocity(ref velo, -.5f, 1f, 0, -1f);
drawer.CreateLivePixel <Rain>(pos, brush).velocity = 100f * velo;
}
}
}
}
static public void CreateFlameAt(DrawerController drawer, Vector2 pos)
{
int x = Mathf.RoundToInt(pos.x);
int y = Mathf.RoundToInt(pos.y);
for (int i = -1; i <= 1; i++)
{
for (int j = -1; j <= 1; j++)
{
if ((i == j || -i == j) && i != 0)
{
continue;
}
pos.Set(x + i, y + j);
drawer.CreateLivePixel <Fire>(pos, brush);
}
}
}
void Update()
{
if (!Input.GetMouseButton(0))
{
return;
}
if (!EventSystem.current.IsPointerOverGameObject())
{
Vector2 pos;
int c;
if (drawer.PixelPosAtScreenPos(Input.mousePosition, out pos))
{
pos.Set(Mathf.RoundToInt(pos.x), Mathf.RoundToInt(pos.y));
for (c = 0; c < cc; c++)
{
drawer.CreateLivePixel <Sands>(pos, brush).velocity =
20f * UnityEngine.Random.insideUnitCircle;
}
}
}
}