## **effect_create_above**
**在所有实例之上创建一个简单的粒子效果。**
#### **语法:**
effect_create_above(kind, x, y, size, colour);
| 参数 | 描述 |
| :--- | :--- |
| kind | 特效种类 (使用一个系统自带的效果种类 见ef_all) |
| x | 对应特效的X坐标 |
| y | 对应特效的Y坐标 |
| size | 特效的大小 |
| colour | 特效的颜色 |
**返回:** N/A
#### **描述**
使用此功能,您可以在房间的所有实例下创建一个简单的效果(实际上创建的深度为100000)。 如果效果是除了ef_rain和ef_snow之外的话,那么您可以定义一个x / y位置来创建效果,大小则可以是0,1或2的值,其中0较小,1普通,2较大。
值得注意的是,这些特效的绘制可以在设置其绘制条件的,使用函数part_system_automatic_draw和part_system_automatic_update,为粒子系统提供适当的值即可控制其绘制(索引0代表控制effect_create_below函数,索引1代表effect_create_above函数)。
#### **举例:**
```js
if health <= 0
{
effect_create_above(ef_explosion, x, y, 1, c_yellow);
instance_destroy();
}
```
上述代码将在实例在“HP”变量小于或等于0时在之上创建一个中等、黄色的爆炸,并销毁它。
- 简言
- 额外接口
- asset_get_index
- asset_get_type
- 粒子(PARTICLE)
- 简单粒子系统
- effect_create_below
- effect_create_above
- effect_clear
- ef_all
- 粒子系统
- 粒子系统的创建
- part_system_exists
- part_system_create
- part_system_create_layer
- part_system_get_layer
- part_system_layer
- part_system_clear
- part_system_depth
- part_system_position
- part_system_destroy
- part_particles_clear
- part_particles_count
- 系统绘图
- part_system_automatic_update
- part_system_automatic_draw
- part_system_update
- part_system_drawit
- part_system_draw_order
- 直接创建粒子
- part_particles_create
- part_particles_create_colour
- 粒子类型
- part_type_exists
- part_type_create
- part_type_destroy
- part_type_clear
- part_type_shape
- part_type_sprite
- part_type_size
- part_type_scale
- part_type_speed
- part_type_direction
- part_type_gravity
- part_type_orientation
- part_type_colour_mix
- part_type_colour_rgb
- part_type_colour_hsv
- part_type_colour1
- part_type_colour2
- part_type_colour3
- part_type_alpha1
- part_type_alpha2
- part_type_alpha3
- part_type_blend
- part_type_life
- part_type_step
- part_type_death
- 粒子发射器
- part_emitter_exists
- part_emitter_create
- part_emitter_clear
- part_emitter_region
- part_emitter_burst
- part_emitter_stream
- part_emitter_destroy
- part_emitter_destroy_all
- 数组(array)
- 数据结构(Data structures)
- 心得分享
- ds_exists
- ds_set_precision
- 网格(grid)
- ds_grid_create
- ds_grid_destroy
- ds_grid_width
- ds_grid_height
- ds_grid_resize
- ds_grid_clear
- ds_grid_set
- ds_grid_set_disk
- ds_grid_set_grid_region
- ds_grid_set_region
- ds_grid_shuffle
- ds_grid_sort
- ds_grid_get
- ds_grid_get_max
- ds_grid_get_mean
- ds_grid_get_min
- ds_grid_get_sum
- ds_grid_get_disk_max
- ds_grid_get_disk_mean
- ds_grid_get_disk_min
- ds_grid_get_disk_sum
- ds_grid_add
- ds_grid_add_region
- ds_grid_add_disk
- ds_grid_add_grid_region
- ds_grid_multiply
- ds_grid_multiply_disk
- ds_grid_multiply_region
- ds_grid_multiply_grid_region
- ds_grid_value_exists
- ds_grid_value_disk_exists
- ds_grid_value_x
- ds_grid_value_y
- ds_grid_value_disk_x
- ds_grid_value_disk_y
- ds_grid_copy
- ds_grid_read
- ds_grid_write
- 列表(list)
- 映射(map)
- 队列(Queues)
- 优先队列(Priority Queues)
- 堆栈(stack)