Particles2D¶

继承¶

Node2D

简要描述¶

2D粒子发射器。

描述¶

用于创建各种粒子系统和效果的2D粒子节点。

使用process_material属性添加ParticlesMaterial以配置粒子外观和行为。

成员¶

类型	属性名	默认值
int	amount	8
int	draw_order	0
bool	emitting	true
float	explosiveness	0.0
int	fixed_fps	0
bool	fract_delta	true
float	lifetime	1.0
bool	local_coords	true
Texture	normal_map
bool	one_shot	false
float	preprocess	0.0
Material	process_material
float	randomness	0.0
float	speed_scale	1.0
Texture	texture
Rect2	visibility_rect	Rect2( -100, -100, 200, 200 )

方法¶

返回值类型	方法名称
Rect2	capture_rect() const
void	restart()
##枚举
enum DrawOrder:
- DRAW_ORDER_INDEX = 0

粒子按发射顺序绘制。

DRAW_ORDER_LIFETIME = 1

按照剩余寿命（lifetime）的顺序绘制粒子。

常量¶

成员说明¶

int amount

Default	8
setter	set_amount(value)
getter	get_amount

int draw_order

Default	0
setter	set_draw_order(value)
getter	get_draw_order

bool emitting

Default	true
setter	set_emitting(value)
getter	is_emitting

float explosiveness

Default	0.0
setter	set_explosiveness_ratio(value)
getter	get_explosiveness_ratio

int fixed_fps

Default	0
setter	set_fixed_fps(value)
getter	get_fixed_fps

bool fract_delta

Default	true
setter	set_fractional_delta(value)
getter	get_fractional_delta

float lifetime

Default	1.0
setter	set_lifetime(value)
getter	get_lifetime

bool local_coords

Default	true
setter	set_use_local_coordinates(value)
getter	get_use_local_coordinates

Texture normal_map

setter	set_normal_map(value)
getter	get_normal_map

bool one_shot

Default	false
setter	set_one_shot(value)
getter	get_one_shot

float preprocess

Default	0.0
setter	set_pre_process_time(value)
getter	get_pre_process_time

Material process_material

setter	set_process_material(value)
getter	get_process_material

float randomness

Default	0.0
setter	set_randomness_ratio(value)
getter	get_randomness_ratio

float speed_scale

Default	1.0
setter	set_speed_scale(value)
getter	get_speed_scale

Texture texture

setter	set_texture(value)
getter	get_texture

Rect2 visibility_rect

Default	Rect2( -100, -100, 200, 200 )
setter	set_visibility_rect(value)
getter	get_visibility_rect

方法说明¶

capture_rect capture_rect() const

返回一个包含所有现有粒子位置的矩形。

restart restart()

重新启动所有现有的粒子。