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godot-docs/classes/class_particlesmaterial.rst
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.. DO NOT EDIT THIS FILE, but the ParticlesMaterial.xml source instead.
.. The source is found in doc/classes or modules/<name>/doc_classes.
.. _class_ParticlesMaterial:
ParticlesMaterial
=================
**Inherits:** :ref:`Material<class_Material>` **<** :ref:`Resource<class_Resource>` **<** :ref:`RefCounted<class_RefCounted>` **<** :ref:`Object<class_Object>`
Particle properties for :ref:`GPUParticles3D<class_GPUParticles3D>` and :ref:`GPUParticles2D<class_GPUParticles2D>` nodes.
Description
-----------
ParticlesMaterial defines particle properties and behavior. It is used in the ``process_material`` of :ref:`GPUParticles3D<class_GPUParticles3D>` and :ref:`GPUParticles2D<class_GPUParticles2D>` emitter nodes.
Some of this material's properties are applied to each particle when emitted, while others can have a :ref:`CurveTexture<class_CurveTexture>` applied to vary values over the lifetime of the particle.
Particle animation is available only in :ref:`GPUParticles2D<class_GPUParticles2D>`. To use it, attach a :ref:`CanvasItemMaterial<class_CanvasItemMaterial>`, with :ref:`CanvasItemMaterial.particles_animation<class_CanvasItemMaterial_property_particles_animation>` enabled, to the particles node.
Properties
----------
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`angle_curve<class_ParticlesMaterial_property_angle_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`angle_max<class_ParticlesMaterial_property_angle_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`angle_min<class_ParticlesMaterial_property_angle_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`angular_velocity_curve<class_ParticlesMaterial_property_angular_velocity_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`angular_velocity_max<class_ParticlesMaterial_property_angular_velocity_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`angular_velocity_min<class_ParticlesMaterial_property_angular_velocity_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`anim_offset_curve<class_ParticlesMaterial_property_anim_offset_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`anim_offset_max<class_ParticlesMaterial_property_anim_offset_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`anim_offset_min<class_ParticlesMaterial_property_anim_offset_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`anim_speed_curve<class_ParticlesMaterial_property_anim_speed_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`anim_speed_max<class_ParticlesMaterial_property_anim_speed_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`anim_speed_min<class_ParticlesMaterial_property_anim_speed_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`bool<class_bool>` | :ref:`attractor_interaction_enabled<class_ParticlesMaterial_property_attractor_interaction_enabled>` | ``true`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`collision_bounce<class_ParticlesMaterial_property_collision_bounce>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`bool<class_bool>` | :ref:`collision_enabled<class_ParticlesMaterial_property_collision_enabled>` | ``false`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`collision_friction<class_ParticlesMaterial_property_collision_friction>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`bool<class_bool>` | :ref:`collision_use_scale<class_ParticlesMaterial_property_collision_use_scale>` | ``false`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Color<class_Color>` | :ref:`color<class_ParticlesMaterial_property_color>` | ``Color(1, 1, 1, 1)`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`color_initial_ramp<class_ParticlesMaterial_property_color_initial_ramp>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`color_ramp<class_ParticlesMaterial_property_color_ramp>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`damping_curve<class_ParticlesMaterial_property_damping_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`damping_max<class_ParticlesMaterial_property_damping_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`damping_min<class_ParticlesMaterial_property_damping_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Vector3<class_Vector3>` | :ref:`direction<class_ParticlesMaterial_property_direction>` | ``Vector3(1, 0, 0)`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Vector3<class_Vector3>` | :ref:`emission_box_extents<class_ParticlesMaterial_property_emission_box_extents>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`emission_color_texture<class_ParticlesMaterial_property_emission_color_texture>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`emission_normal_texture<class_ParticlesMaterial_property_emission_normal_texture>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`int<class_int>` | :ref:`emission_point_count<class_ParticlesMaterial_property_emission_point_count>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`emission_point_texture<class_ParticlesMaterial_property_emission_point_texture>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Vector3<class_Vector3>` | :ref:`emission_ring_axis<class_ParticlesMaterial_property_emission_ring_axis>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`emission_ring_height<class_ParticlesMaterial_property_emission_ring_height>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`emission_ring_inner_radius<class_ParticlesMaterial_property_emission_ring_inner_radius>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`emission_ring_radius<class_ParticlesMaterial_property_emission_ring_radius>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`EmissionShape<enum_ParticlesMaterial_EmissionShape>` | :ref:`emission_shape<class_ParticlesMaterial_property_emission_shape>` | ``0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`emission_sphere_radius<class_ParticlesMaterial_property_emission_sphere_radius>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`flatness<class_ParticlesMaterial_property_flatness>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Vector3<class_Vector3>` | :ref:`gravity<class_ParticlesMaterial_property_gravity>` | ``Vector3(0, -9.8, 0)`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`hue_variation_curve<class_ParticlesMaterial_property_hue_variation_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`hue_variation_max<class_ParticlesMaterial_property_hue_variation_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`hue_variation_min<class_ParticlesMaterial_property_hue_variation_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`initial_velocity_max<class_ParticlesMaterial_property_initial_velocity_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`initial_velocity_min<class_ParticlesMaterial_property_initial_velocity_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`lifetime_randomness<class_ParticlesMaterial_property_lifetime_randomness>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`linear_accel_curve<class_ParticlesMaterial_property_linear_accel_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`linear_accel_max<class_ParticlesMaterial_property_linear_accel_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`linear_accel_min<class_ParticlesMaterial_property_linear_accel_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`orbit_velocity_curve<class_ParticlesMaterial_property_orbit_velocity_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`orbit_velocity_max<class_ParticlesMaterial_property_orbit_velocity_max>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`orbit_velocity_min<class_ParticlesMaterial_property_orbit_velocity_min>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`bool<class_bool>` | :ref:`particle_flag_align_y<class_ParticlesMaterial_property_particle_flag_align_y>` | ``false`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`bool<class_bool>` | :ref:`particle_flag_disable_z<class_ParticlesMaterial_property_particle_flag_disable_z>` | ``false`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`bool<class_bool>` | :ref:`particle_flag_rotate_y<class_ParticlesMaterial_property_particle_flag_rotate_y>` | ``false`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`radial_accel_curve<class_ParticlesMaterial_property_radial_accel_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`radial_accel_max<class_ParticlesMaterial_property_radial_accel_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`radial_accel_min<class_ParticlesMaterial_property_radial_accel_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`scale_curve<class_ParticlesMaterial_property_scale_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`scale_max<class_ParticlesMaterial_property_scale_max>` | ``1.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`scale_min<class_ParticlesMaterial_property_scale_min>` | ``1.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`spread<class_ParticlesMaterial_property_spread>` | ``45.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`int<class_int>` | :ref:`sub_emitter_amount_at_end<class_ParticlesMaterial_property_sub_emitter_amount_at_end>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`sub_emitter_frequency<class_ParticlesMaterial_property_sub_emitter_frequency>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`bool<class_bool>` | :ref:`sub_emitter_keep_velocity<class_ParticlesMaterial_property_sub_emitter_keep_velocity>` | ``false`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`SubEmitterMode<enum_ParticlesMaterial_SubEmitterMode>` | :ref:`sub_emitter_mode<class_ParticlesMaterial_property_sub_emitter_mode>` | ``0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`tangential_accel_curve<class_ParticlesMaterial_property_tangential_accel_curve>` | |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`tangential_accel_max<class_ParticlesMaterial_property_tangential_accel_max>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
| :ref:`float<class_float>` | :ref:`tangential_accel_min<class_ParticlesMaterial_property_tangential_accel_min>` | ``0.0`` |
+--------------------------------------------------------------+------------------------------------------------------------------------------------------------------+-------------------------+
Methods
-------
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`float<class_float>` | :ref:`get_param_max<class_ParticlesMaterial_method_get_param_max>` **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param **)** |const| |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`float<class_float>` | :ref:`get_param_min<class_ParticlesMaterial_method_get_param_min>` **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param **)** |const| |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`Texture2D<class_Texture2D>` | :ref:`get_param_texture<class_ParticlesMaterial_method_get_param_texture>` **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param **)** |const| |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`bool<class_bool>` | :ref:`get_particle_flag<class_ParticlesMaterial_method_get_particle_flag>` **(** :ref:`ParticleFlags<enum_ParticlesMaterial_ParticleFlags>` particle_flag **)** |const| |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| void | :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>` **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param, :ref:`float<class_float>` value **)** |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| void | :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>` **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param, :ref:`float<class_float>` value **)** |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| void | :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param, :ref:`Texture2D<class_Texture2D>` texture **)** |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| void | :ref:`set_particle_flag<class_ParticlesMaterial_method_set_particle_flag>` **(** :ref:`ParticleFlags<enum_ParticlesMaterial_ParticleFlags>` particle_flag, :ref:`bool<class_bool>` enable **)** |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
Enumerations
------------
.. _enum_ParticlesMaterial_Parameter:
.. _class_ParticlesMaterial_constant_PARAM_INITIAL_LINEAR_VELOCITY:
.. _class_ParticlesMaterial_constant_PARAM_ANGULAR_VELOCITY:
.. _class_ParticlesMaterial_constant_PARAM_ORBIT_VELOCITY:
.. _class_ParticlesMaterial_constant_PARAM_LINEAR_ACCEL:
.. _class_ParticlesMaterial_constant_PARAM_RADIAL_ACCEL:
.. _class_ParticlesMaterial_constant_PARAM_TANGENTIAL_ACCEL:
.. _class_ParticlesMaterial_constant_PARAM_DAMPING:
.. _class_ParticlesMaterial_constant_PARAM_ANGLE:
.. _class_ParticlesMaterial_constant_PARAM_SCALE:
.. _class_ParticlesMaterial_constant_PARAM_HUE_VARIATION:
.. _class_ParticlesMaterial_constant_PARAM_ANIM_SPEED:
.. _class_ParticlesMaterial_constant_PARAM_ANIM_OFFSET:
.. _class_ParticlesMaterial_constant_PARAM_MAX:
enum **Parameter**:
- **PARAM_INITIAL_LINEAR_VELOCITY** = **0** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set initial velocity properties.
- **PARAM_ANGULAR_VELOCITY** = **1** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set angular velocity properties.
- **PARAM_ORBIT_VELOCITY** = **2** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set orbital velocity properties.
- **PARAM_LINEAR_ACCEL** = **3** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set linear acceleration properties.
- **PARAM_RADIAL_ACCEL** = **4** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set radial acceleration properties.
- **PARAM_TANGENTIAL_ACCEL** = **5** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set tangential acceleration properties.
- **PARAM_DAMPING** = **6** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set damping properties.
- **PARAM_ANGLE** = **7** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set angle properties.
- **PARAM_SCALE** = **8** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set scale properties.
- **PARAM_HUE_VARIATION** = **9** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set hue variation properties.
- **PARAM_ANIM_SPEED** = **10** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set animation speed properties.
- **PARAM_ANIM_OFFSET** = **11** --- Use with :ref:`set_param_min<class_ParticlesMaterial_method_set_param_min>`, :ref:`set_param_max<class_ParticlesMaterial_method_set_param_max>`, and :ref:`set_param_texture<class_ParticlesMaterial_method_set_param_texture>` to set animation offset properties.
- **PARAM_MAX** = **12** --- Represents the size of the :ref:`Parameter<enum_ParticlesMaterial_Parameter>` enum.
----
.. _enum_ParticlesMaterial_ParticleFlags:
.. _class_ParticlesMaterial_constant_PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY:
.. _class_ParticlesMaterial_constant_PARTICLE_FLAG_ROTATE_Y:
.. _class_ParticlesMaterial_constant_PARTICLE_FLAG_DISABLE_Z:
.. _class_ParticlesMaterial_constant_PARTICLE_FLAG_MAX:
enum **ParticleFlags**:
- **PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY** = **0** --- Use with :ref:`set_particle_flag<class_ParticlesMaterial_method_set_particle_flag>` to set :ref:`particle_flag_align_y<class_ParticlesMaterial_property_particle_flag_align_y>`.
- **PARTICLE_FLAG_ROTATE_Y** = **1** --- Use with :ref:`set_particle_flag<class_ParticlesMaterial_method_set_particle_flag>` to set :ref:`particle_flag_rotate_y<class_ParticlesMaterial_property_particle_flag_rotate_y>`.
- **PARTICLE_FLAG_DISABLE_Z** = **2** --- Use with :ref:`set_particle_flag<class_ParticlesMaterial_method_set_particle_flag>` to set :ref:`particle_flag_disable_z<class_ParticlesMaterial_property_particle_flag_disable_z>`.
- **PARTICLE_FLAG_MAX** = **3** --- Represents the size of the :ref:`ParticleFlags<enum_ParticlesMaterial_ParticleFlags>` enum.
----
.. _enum_ParticlesMaterial_EmissionShape:
.. _class_ParticlesMaterial_constant_EMISSION_SHAPE_POINT:
.. _class_ParticlesMaterial_constant_EMISSION_SHAPE_SPHERE:
.. _class_ParticlesMaterial_constant_EMISSION_SHAPE_SPHERE_SURFACE:
.. _class_ParticlesMaterial_constant_EMISSION_SHAPE_BOX:
.. _class_ParticlesMaterial_constant_EMISSION_SHAPE_POINTS:
.. _class_ParticlesMaterial_constant_EMISSION_SHAPE_DIRECTED_POINTS:
.. _class_ParticlesMaterial_constant_EMISSION_SHAPE_RING:
.. _class_ParticlesMaterial_constant_EMISSION_SHAPE_MAX:
enum **EmissionShape**:
- **EMISSION_SHAPE_POINT** = **0** --- All particles will be emitted from a single point.
- **EMISSION_SHAPE_SPHERE** = **1** --- Particles will be emitted in the volume of a sphere.
- **EMISSION_SHAPE_SPHERE_SURFACE** = **2** --- Particles will be emitted on the surface of a sphere.
- **EMISSION_SHAPE_BOX** = **3** --- Particles will be emitted in the volume of a box.
- **EMISSION_SHAPE_POINTS** = **4** --- Particles will be emitted at a position determined by sampling a random point on the :ref:`emission_point_texture<class_ParticlesMaterial_property_emission_point_texture>`. Particle color will be modulated by :ref:`emission_color_texture<class_ParticlesMaterial_property_emission_color_texture>`.
- **EMISSION_SHAPE_DIRECTED_POINTS** = **5** --- Particles will be emitted at a position determined by sampling a random point on the :ref:`emission_point_texture<class_ParticlesMaterial_property_emission_point_texture>`. Particle velocity and rotation will be set based on :ref:`emission_normal_texture<class_ParticlesMaterial_property_emission_normal_texture>`. Particle color will be modulated by :ref:`emission_color_texture<class_ParticlesMaterial_property_emission_color_texture>`.
- **EMISSION_SHAPE_RING** = **6** --- Particles will be emitted in a ring or cylinder.
- **EMISSION_SHAPE_MAX** = **7** --- Represents the size of the :ref:`EmissionShape<enum_ParticlesMaterial_EmissionShape>` enum.
----
.. _enum_ParticlesMaterial_SubEmitterMode:
.. _class_ParticlesMaterial_constant_SUB_EMITTER_DISABLED:
.. _class_ParticlesMaterial_constant_SUB_EMITTER_CONSTANT:
.. _class_ParticlesMaterial_constant_SUB_EMITTER_AT_END:
.. _class_ParticlesMaterial_constant_SUB_EMITTER_AT_COLLISION:
.. _class_ParticlesMaterial_constant_SUB_EMITTER_MAX:
enum **SubEmitterMode**:
- **SUB_EMITTER_DISABLED** = **0**
- **SUB_EMITTER_CONSTANT** = **1**
- **SUB_EMITTER_AT_END** = **2**
- **SUB_EMITTER_AT_COLLISION** = **3**
- **SUB_EMITTER_MAX** = **4**
Property Descriptions
---------------------
.. _class_ParticlesMaterial_property_angle_curve:
- :ref:`Texture2D<class_Texture2D>` **angle_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's rotation will be animated along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_angle_max:
- :ref:`float<class_float>` **angle_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum angle.
----
.. _class_ParticlesMaterial_property_angle_min:
- :ref:`float<class_float>` **angle_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum angle.
----
.. _class_ParticlesMaterial_property_angular_velocity_curve:
- :ref:`Texture2D<class_Texture2D>` **angular_velocity_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's angular velocity (rotation speed) will vary along this :ref:`CurveTexture<class_CurveTexture>` over its lifetime.
----
.. _class_ParticlesMaterial_property_angular_velocity_max:
- :ref:`float<class_float>` **angular_velocity_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum initial angular velocity (rotation speed) applied to each particle in *degrees* per second.
----
.. _class_ParticlesMaterial_property_angular_velocity_min:
- :ref:`float<class_float>` **angular_velocity_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum initial angular velocity (rotation speed) applied to each particle in *degrees* per second.
----
.. _class_ParticlesMaterial_property_anim_offset_curve:
- :ref:`Texture2D<class_Texture2D>` **anim_offset_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's animation offset will vary along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_anim_offset_max:
- :ref:`float<class_float>` **anim_offset_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum animation offset.
----
.. _class_ParticlesMaterial_property_anim_offset_min:
- :ref:`float<class_float>` **anim_offset_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum animation offset.
----
.. _class_ParticlesMaterial_property_anim_speed_curve:
- :ref:`Texture2D<class_Texture2D>` **anim_speed_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's animation speed will vary along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_anim_speed_max:
- :ref:`float<class_float>` **anim_speed_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum particle animation speed. Animation speed of ``1`` means that the particles will make full ``0`` to ``1`` offset cycle during lifetime, ``2`` means ``2`` cycles etc.
With animation speed greater than ``1``, remember to enable :ref:`CanvasItemMaterial.particles_anim_loop<class_CanvasItemMaterial_property_particles_anim_loop>` property if you want the animation to repeat.
----
.. _class_ParticlesMaterial_property_anim_speed_min:
- :ref:`float<class_float>` **anim_speed_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum particle animation speed.
----
.. _class_ParticlesMaterial_property_attractor_interaction_enabled:
- :ref:`bool<class_bool>` **attractor_interaction_enabled**
+-----------+------------------------------------------+
| *Default* | ``true`` |
+-----------+------------------------------------------+
| *Setter* | set_attractor_interaction_enabled(value) |
+-----------+------------------------------------------+
| *Getter* | is_attractor_interaction_enabled() |
+-----------+------------------------------------------+
True if the interaction with particle attractors is enabled.
----
.. _class_ParticlesMaterial_property_collision_bounce:
- :ref:`float<class_float>` **collision_bounce**
+-----------+-----------------------------+
| *Default* | ``0.0`` |
+-----------+-----------------------------+
| *Setter* | set_collision_bounce(value) |
+-----------+-----------------------------+
| *Getter* | get_collision_bounce() |
+-----------+-----------------------------+
Collision bounciness.
----
.. _class_ParticlesMaterial_property_collision_enabled:
- :ref:`bool<class_bool>` **collision_enabled**
+-----------+------------------------------+
| *Default* | ``false`` |
+-----------+------------------------------+
| *Setter* | set_collision_enabled(value) |
+-----------+------------------------------+
| *Getter* | is_collision_enabled() |
+-----------+------------------------------+
True if collisions are enabled for this particle system.
----
.. _class_ParticlesMaterial_property_collision_friction:
- :ref:`float<class_float>` **collision_friction**
+-----------+-------------------------------+
| *Default* | ``0.0`` |
+-----------+-------------------------------+
| *Setter* | set_collision_friction(value) |
+-----------+-------------------------------+
| *Getter* | get_collision_friction() |
+-----------+-------------------------------+
Collision friction.
----
.. _class_ParticlesMaterial_property_collision_use_scale:
- :ref:`bool<class_bool>` **collision_use_scale**
+-----------+--------------------------------+
| *Default* | ``false`` |
+-----------+--------------------------------+
| *Setter* | set_collision_use_scale(value) |
+-----------+--------------------------------+
| *Getter* | is_collision_using_scale() |
+-----------+--------------------------------+
Should collision take scale into account.
----
.. _class_ParticlesMaterial_property_color:
- :ref:`Color<class_Color>` **color**
+-----------+-----------------------+
| *Default* | ``Color(1, 1, 1, 1)`` |
+-----------+-----------------------+
| *Setter* | set_color(value) |
+-----------+-----------------------+
| *Getter* | get_color() |
+-----------+-----------------------+
Each particle's initial color. If the :ref:`GPUParticles2D<class_GPUParticles2D>`'s ``texture`` is defined, it will be multiplied by this color. To have particle display color in a :ref:`BaseMaterial3D<class_BaseMaterial3D>` make sure to set :ref:`BaseMaterial3D.vertex_color_use_as_albedo<class_BaseMaterial3D_property_vertex_color_use_as_albedo>` to ``true``.
----
.. _class_ParticlesMaterial_property_color_initial_ramp:
- :ref:`Texture2D<class_Texture2D>` **color_initial_ramp**
+----------+-------------------------------+
| *Setter* | set_color_initial_ramp(value) |
+----------+-------------------------------+
| *Getter* | get_color_initial_ramp() |
+----------+-------------------------------+
Each particle's initial color will vary along this :ref:`GradientTexture1D<class_GradientTexture1D>` (multiplied with :ref:`color<class_ParticlesMaterial_property_color>`).
----
.. _class_ParticlesMaterial_property_color_ramp:
- :ref:`Texture2D<class_Texture2D>` **color_ramp**
+----------+-----------------------+
| *Setter* | set_color_ramp(value) |
+----------+-----------------------+
| *Getter* | get_color_ramp() |
+----------+-----------------------+
Each particle's color will vary along this :ref:`GradientTexture1D<class_GradientTexture1D>` over its lifetime (multiplied with :ref:`color<class_ParticlesMaterial_property_color>`).
----
.. _class_ParticlesMaterial_property_damping_curve:
- :ref:`Texture2D<class_Texture2D>` **damping_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Damping will vary along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_damping_max:
- :ref:`float<class_float>` **damping_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
----
.. _class_ParticlesMaterial_property_damping_min:
- :ref:`float<class_float>` **damping_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
----
.. _class_ParticlesMaterial_property_direction:
- :ref:`Vector3<class_Vector3>` **direction**
+-----------+----------------------+
| *Default* | ``Vector3(1, 0, 0)`` |
+-----------+----------------------+
| *Setter* | set_direction(value) |
+-----------+----------------------+
| *Getter* | get_direction() |
+-----------+----------------------+
Unit vector specifying the particles' emission direction.
----
.. _class_ParticlesMaterial_property_emission_box_extents:
- :ref:`Vector3<class_Vector3>` **emission_box_extents**
+----------+---------------------------------+
| *Setter* | set_emission_box_extents(value) |
+----------+---------------------------------+
| *Getter* | get_emission_box_extents() |
+----------+---------------------------------+
The box's extents if ``emission_shape`` is set to :ref:`EMISSION_SHAPE_BOX<class_ParticlesMaterial_constant_EMISSION_SHAPE_BOX>`.
----
.. _class_ParticlesMaterial_property_emission_color_texture:
- :ref:`Texture2D<class_Texture2D>` **emission_color_texture**
+----------+-----------------------------------+
| *Setter* | set_emission_color_texture(value) |
+----------+-----------------------------------+
| *Getter* | get_emission_color_texture() |
+----------+-----------------------------------+
Particle color will be modulated by color determined by sampling this texture at the same point as the :ref:`emission_point_texture<class_ParticlesMaterial_property_emission_point_texture>`.
----
.. _class_ParticlesMaterial_property_emission_normal_texture:
- :ref:`Texture2D<class_Texture2D>` **emission_normal_texture**
+----------+------------------------------------+
| *Setter* | set_emission_normal_texture(value) |
+----------+------------------------------------+
| *Getter* | get_emission_normal_texture() |
+----------+------------------------------------+
Particle velocity and rotation will be set by sampling this texture at the same point as the :ref:`emission_point_texture<class_ParticlesMaterial_property_emission_point_texture>`. Used only in :ref:`EMISSION_SHAPE_DIRECTED_POINTS<class_ParticlesMaterial_constant_EMISSION_SHAPE_DIRECTED_POINTS>`. Can be created automatically from mesh or node by selecting "Create Emission Points from Mesh/Node" under the "Particles" tool in the toolbar.
----
.. _class_ParticlesMaterial_property_emission_point_count:
- :ref:`int<class_int>` **emission_point_count**
+----------+---------------------------------+
| *Setter* | set_emission_point_count(value) |
+----------+---------------------------------+
| *Getter* | get_emission_point_count() |
+----------+---------------------------------+
The number of emission points if ``emission_shape`` is set to :ref:`EMISSION_SHAPE_POINTS<class_ParticlesMaterial_constant_EMISSION_SHAPE_POINTS>` or :ref:`EMISSION_SHAPE_DIRECTED_POINTS<class_ParticlesMaterial_constant_EMISSION_SHAPE_DIRECTED_POINTS>`.
----
.. _class_ParticlesMaterial_property_emission_point_texture:
- :ref:`Texture2D<class_Texture2D>` **emission_point_texture**
+----------+-----------------------------------+
| *Setter* | set_emission_point_texture(value) |
+----------+-----------------------------------+
| *Getter* | get_emission_point_texture() |
+----------+-----------------------------------+
Particles will be emitted at positions determined by sampling this texture at a random position. Used with :ref:`EMISSION_SHAPE_POINTS<class_ParticlesMaterial_constant_EMISSION_SHAPE_POINTS>` and :ref:`EMISSION_SHAPE_DIRECTED_POINTS<class_ParticlesMaterial_constant_EMISSION_SHAPE_DIRECTED_POINTS>`. Can be created automatically from mesh or node by selecting "Create Emission Points from Mesh/Node" under the "Particles" tool in the toolbar.
----
.. _class_ParticlesMaterial_property_emission_ring_axis:
- :ref:`Vector3<class_Vector3>` **emission_ring_axis**
+----------+-------------------------------+
| *Setter* | set_emission_ring_axis(value) |
+----------+-------------------------------+
| *Getter* | get_emission_ring_axis() |
+----------+-------------------------------+
The axis of the ring when using the emitter :ref:`EMISSION_SHAPE_RING<class_ParticlesMaterial_constant_EMISSION_SHAPE_RING>`.
----
.. _class_ParticlesMaterial_property_emission_ring_height:
- :ref:`float<class_float>` **emission_ring_height**
+----------+---------------------------------+
| *Setter* | set_emission_ring_height(value) |
+----------+---------------------------------+
| *Getter* | get_emission_ring_height() |
+----------+---------------------------------+
The height of the ring when using the emitter :ref:`EMISSION_SHAPE_RING<class_ParticlesMaterial_constant_EMISSION_SHAPE_RING>`.
----
.. _class_ParticlesMaterial_property_emission_ring_inner_radius:
- :ref:`float<class_float>` **emission_ring_inner_radius**
+----------+---------------------------------------+
| *Setter* | set_emission_ring_inner_radius(value) |
+----------+---------------------------------------+
| *Getter* | get_emission_ring_inner_radius() |
+----------+---------------------------------------+
The inner radius of the ring when using the emitter :ref:`EMISSION_SHAPE_RING<class_ParticlesMaterial_constant_EMISSION_SHAPE_RING>`.
----
.. _class_ParticlesMaterial_property_emission_ring_radius:
- :ref:`float<class_float>` **emission_ring_radius**
+----------+---------------------------------+
| *Setter* | set_emission_ring_radius(value) |
+----------+---------------------------------+
| *Getter* | get_emission_ring_radius() |
+----------+---------------------------------+
The radius of the ring when using the emitter :ref:`EMISSION_SHAPE_RING<class_ParticlesMaterial_constant_EMISSION_SHAPE_RING>`.
----
.. _class_ParticlesMaterial_property_emission_shape:
- :ref:`EmissionShape<enum_ParticlesMaterial_EmissionShape>` **emission_shape**
+-----------+---------------------------+
| *Default* | ``0`` |
+-----------+---------------------------+
| *Setter* | set_emission_shape(value) |
+-----------+---------------------------+
| *Getter* | get_emission_shape() |
+-----------+---------------------------+
Particles will be emitted inside this region. Use :ref:`EmissionShape<enum_ParticlesMaterial_EmissionShape>` constants for values.
----
.. _class_ParticlesMaterial_property_emission_sphere_radius:
- :ref:`float<class_float>` **emission_sphere_radius**
+----------+-----------------------------------+
| *Setter* | set_emission_sphere_radius(value) |
+----------+-----------------------------------+
| *Getter* | get_emission_sphere_radius() |
+----------+-----------------------------------+
The sphere's radius if ``emission_shape`` is set to :ref:`EMISSION_SHAPE_SPHERE<class_ParticlesMaterial_constant_EMISSION_SHAPE_SPHERE>`.
----
.. _class_ParticlesMaterial_property_flatness:
- :ref:`float<class_float>` **flatness**
+-----------+---------------------+
| *Default* | ``0.0`` |
+-----------+---------------------+
| *Setter* | set_flatness(value) |
+-----------+---------------------+
| *Getter* | get_flatness() |
+-----------+---------------------+
Amount of :ref:`spread<class_ParticlesMaterial_property_spread>` along the Y axis.
----
.. _class_ParticlesMaterial_property_gravity:
- :ref:`Vector3<class_Vector3>` **gravity**
+-----------+-------------------------+
| *Default* | ``Vector3(0, -9.8, 0)`` |
+-----------+-------------------------+
| *Setter* | set_gravity(value) |
+-----------+-------------------------+
| *Getter* | get_gravity() |
+-----------+-------------------------+
Gravity applied to every particle.
----
.. _class_ParticlesMaterial_property_hue_variation_curve:
- :ref:`Texture2D<class_Texture2D>` **hue_variation_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's hue will vary along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_hue_variation_max:
- :ref:`float<class_float>` **hue_variation_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum hue variation.
----
.. _class_ParticlesMaterial_property_hue_variation_min:
- :ref:`float<class_float>` **hue_variation_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum hue variation.
----
.. _class_ParticlesMaterial_property_initial_velocity_max:
- :ref:`float<class_float>` **initial_velocity_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum initial velocity.
----
.. _class_ParticlesMaterial_property_initial_velocity_min:
- :ref:`float<class_float>` **initial_velocity_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum initial velocity.
----
.. _class_ParticlesMaterial_property_lifetime_randomness:
- :ref:`float<class_float>` **lifetime_randomness**
+-----------+--------------------------------+
| *Default* | ``0.0`` |
+-----------+--------------------------------+
| *Setter* | set_lifetime_randomness(value) |
+-----------+--------------------------------+
| *Getter* | get_lifetime_randomness() |
+-----------+--------------------------------+
Particle lifetime randomness ratio. The lifetime will be multiplied by a value interpolated between ``1.0`` and a random number less than one. For example a random ratio of ``0.4`` would scale the original lifetime between ``0.4-1.0`` of its original value.
----
.. _class_ParticlesMaterial_property_linear_accel_curve:
- :ref:`Texture2D<class_Texture2D>` **linear_accel_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's linear acceleration will vary along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_linear_accel_max:
- :ref:`float<class_float>` **linear_accel_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum linear acceleration.
----
.. _class_ParticlesMaterial_property_linear_accel_min:
- :ref:`float<class_float>` **linear_accel_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum linear acceleration.
----
.. _class_ParticlesMaterial_property_orbit_velocity_curve:
- :ref:`Texture2D<class_Texture2D>` **orbit_velocity_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's orbital velocity will vary along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_orbit_velocity_max:
- :ref:`float<class_float>` **orbit_velocity_max**
+----------+----------------------+
| *Setter* | set_param_max(value) |
+----------+----------------------+
| *Getter* | get_param_max() |
+----------+----------------------+
Maximum orbit velocity.
----
.. _class_ParticlesMaterial_property_orbit_velocity_min:
- :ref:`float<class_float>` **orbit_velocity_min**
+----------+----------------------+
| *Setter* | set_param_min(value) |
+----------+----------------------+
| *Getter* | get_param_min() |
+----------+----------------------+
Minimum orbit velocity.
----
.. _class_ParticlesMaterial_property_particle_flag_align_y:
- :ref:`bool<class_bool>` **particle_flag_align_y**
+-----------+--------------------------+
| *Default* | ``false`` |
+-----------+--------------------------+
| *Setter* | set_particle_flag(value) |
+-----------+--------------------------+
| *Getter* | get_particle_flag() |
+-----------+--------------------------+
Align Y axis of particle with the direction of its velocity.
----
.. _class_ParticlesMaterial_property_particle_flag_disable_z:
- :ref:`bool<class_bool>` **particle_flag_disable_z**
+-----------+--------------------------+
| *Default* | ``false`` |
+-----------+--------------------------+
| *Setter* | set_particle_flag(value) |
+-----------+--------------------------+
| *Getter* | get_particle_flag() |
+-----------+--------------------------+
If ``true``, particles will not move on the z axis.
----
.. _class_ParticlesMaterial_property_particle_flag_rotate_y:
- :ref:`bool<class_bool>` **particle_flag_rotate_y**
+-----------+--------------------------+
| *Default* | ``false`` |
+-----------+--------------------------+
| *Setter* | set_particle_flag(value) |
+-----------+--------------------------+
| *Getter* | get_particle_flag() |
+-----------+--------------------------+
If ``true``, particles rotate around Y axis by :ref:`angle_min<class_ParticlesMaterial_property_angle_min>`.
----
.. _class_ParticlesMaterial_property_radial_accel_curve:
- :ref:`Texture2D<class_Texture2D>` **radial_accel_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's radial acceleration will vary along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_radial_accel_max:
- :ref:`float<class_float>` **radial_accel_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum radial acceleration.
----
.. _class_ParticlesMaterial_property_radial_accel_min:
- :ref:`float<class_float>` **radial_accel_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum radial acceleration.
----
.. _class_ParticlesMaterial_property_scale_curve:
- :ref:`Texture2D<class_Texture2D>` **scale_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's scale will vary along this :ref:`CurveTexture<class_CurveTexture>`. If a :ref:`CurveXYZTexture<class_CurveXYZTexture>` is supplied instead, the scale will be separated per-axis.
----
.. _class_ParticlesMaterial_property_scale_max:
- :ref:`float<class_float>` **scale_max**
+-----------+----------------------+
| *Default* | ``1.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum scale.
----
.. _class_ParticlesMaterial_property_scale_min:
- :ref:`float<class_float>` **scale_min**
+-----------+----------------------+
| *Default* | ``1.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum scale.
----
.. _class_ParticlesMaterial_property_spread:
- :ref:`float<class_float>` **spread**
+-----------+-------------------+
| *Default* | ``45.0`` |
+-----------+-------------------+
| *Setter* | set_spread(value) |
+-----------+-------------------+
| *Getter* | get_spread() |
+-----------+-------------------+
Each particle's initial direction range from ``+spread`` to ``-spread`` degrees.
----
.. _class_ParticlesMaterial_property_sub_emitter_amount_at_end:
- :ref:`int<class_int>` **sub_emitter_amount_at_end**
+----------+--------------------------------------+
| *Setter* | set_sub_emitter_amount_at_end(value) |
+----------+--------------------------------------+
| *Getter* | get_sub_emitter_amount_at_end() |
+----------+--------------------------------------+
----
.. _class_ParticlesMaterial_property_sub_emitter_frequency:
- :ref:`float<class_float>` **sub_emitter_frequency**
+----------+----------------------------------+
| *Setter* | set_sub_emitter_frequency(value) |
+----------+----------------------------------+
| *Getter* | get_sub_emitter_frequency() |
+----------+----------------------------------+
----
.. _class_ParticlesMaterial_property_sub_emitter_keep_velocity:
- :ref:`bool<class_bool>` **sub_emitter_keep_velocity**
+-----------+--------------------------------------+
| *Default* | ``false`` |
+-----------+--------------------------------------+
| *Setter* | set_sub_emitter_keep_velocity(value) |
+-----------+--------------------------------------+
| *Getter* | get_sub_emitter_keep_velocity() |
+-----------+--------------------------------------+
----
.. _class_ParticlesMaterial_property_sub_emitter_mode:
- :ref:`SubEmitterMode<enum_ParticlesMaterial_SubEmitterMode>` **sub_emitter_mode**
+-----------+-----------------------------+
| *Default* | ``0`` |
+-----------+-----------------------------+
| *Setter* | set_sub_emitter_mode(value) |
+-----------+-----------------------------+
| *Getter* | get_sub_emitter_mode() |
+-----------+-----------------------------+
----
.. _class_ParticlesMaterial_property_tangential_accel_curve:
- :ref:`Texture2D<class_Texture2D>` **tangential_accel_curve**
+----------+--------------------------+
| *Setter* | set_param_texture(value) |
+----------+--------------------------+
| *Getter* | get_param_texture() |
+----------+--------------------------+
Each particle's tangential acceleration will vary along this :ref:`CurveTexture<class_CurveTexture>`.
----
.. _class_ParticlesMaterial_property_tangential_accel_max:
- :ref:`float<class_float>` **tangential_accel_max**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_max(value) |
+-----------+----------------------+
| *Getter* | get_param_max() |
+-----------+----------------------+
Maximum tangential acceleration.
----
.. _class_ParticlesMaterial_property_tangential_accel_min:
- :ref:`float<class_float>` **tangential_accel_min**
+-----------+----------------------+
| *Default* | ``0.0`` |
+-----------+----------------------+
| *Setter* | set_param_min(value) |
+-----------+----------------------+
| *Getter* | get_param_min() |
+-----------+----------------------+
Minimum tangential acceleration.
Method Descriptions
-------------------
.. _class_ParticlesMaterial_method_get_param_max:
- :ref:`float<class_float>` **get_param_max** **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param **)** |const|
Returns the maximum value range for the given parameter.
----
.. _class_ParticlesMaterial_method_get_param_min:
- :ref:`float<class_float>` **get_param_min** **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param **)** |const|
Returns the minimum value range for the given parameter.
----
.. _class_ParticlesMaterial_method_get_param_texture:
- :ref:`Texture2D<class_Texture2D>` **get_param_texture** **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param **)** |const|
Returns the :ref:`Texture2D<class_Texture2D>` used by the specified parameter.
----
.. _class_ParticlesMaterial_method_get_particle_flag:
- :ref:`bool<class_bool>` **get_particle_flag** **(** :ref:`ParticleFlags<enum_ParticlesMaterial_ParticleFlags>` particle_flag **)** |const|
Returns ``true`` if the specified particle flag is enabled. See :ref:`ParticleFlags<enum_ParticlesMaterial_ParticleFlags>` for options.
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.. _class_ParticlesMaterial_method_set_param_max:
- void **set_param_max** **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param, :ref:`float<class_float>` value **)**
Sets the maximum value range for the given parameter.
----
.. _class_ParticlesMaterial_method_set_param_min:
- void **set_param_min** **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param, :ref:`float<class_float>` value **)**
Sets the minimum value range for the given parameter.
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.. _class_ParticlesMaterial_method_set_param_texture:
- void **set_param_texture** **(** :ref:`Parameter<enum_ParticlesMaterial_Parameter>` param, :ref:`Texture2D<class_Texture2D>` texture **)**
Sets the :ref:`Texture2D<class_Texture2D>` for the specified :ref:`Parameter<enum_ParticlesMaterial_Parameter>`.
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.. _class_ParticlesMaterial_method_set_particle_flag:
- void **set_particle_flag** **(** :ref:`ParticleFlags<enum_ParticlesMaterial_ParticleFlags>` particle_flag, :ref:`bool<class_bool>` enable **)**
If ``true``, enables the specified particle flag. See :ref:`ParticleFlags<enum_ParticlesMaterial_ParticleFlags>` for options.
.. |virtual| replace:: :abbr:`virtual (This method should typically be overridden by the user to have any effect.)`
.. |const| replace:: :abbr:`const (This method has no side effects. It doesn't modify any of the instance's member variables.)`
.. |vararg| replace:: :abbr:`vararg (This method accepts any number of arguments after the ones described here.)`
.. |constructor| replace:: :abbr:`constructor (This method is used to construct a type.)`
.. |static| replace:: :abbr:`static (This method doesn't need an instance to be called, so it can be called directly using the class name.)`
.. |operator| replace:: :abbr:`operator (This method describes a valid operator to use with this type as left-hand operand.)`