Turbulence Noise for Particle Material

1 files changed, 47 insertions, 1 deletions

diff --git a/doc/classes/ParticlesMaterial.xml b/doc/classes/ParticlesMaterial.xml
index 885bedbc04..93b107b5e3 100644
--- a/doc/classes/ParticlesMaterial.xml
+++ b/doc/classes/ParticlesMaterial.xml
@@ -266,6 +266,42 @@
 		<member name="tangential_accel_min" type="float" setter="set_param_min" getter="get_param_min" default="0.0">
 			Minimum tangential acceleration.
 		</member>
+		<member name="turbulence_active" type="bool" setter="set_turbulence_active" getter="get_turbulence_active" default="false">
+			Enables and disables Turbulence for the particle system.
+		</member>
+		<member name="turbulence_influence_max" type="float" setter="set_param_max" getter="get_param_max">
+			Minimum turbulence influence on each particle.
+			 The actual amount of turbulence influence on each particle is calculated as a random value between [member turbulence_influence_min] and [member turbulence_influence_max] and multiplied by the amount of turbulence influence from [member turbulence_influence_over_life].
+		</member>
+		<member name="turbulence_influence_min" type="float" setter="set_param_min" getter="get_param_min">
+			Maximum turbulence influence on each particle.
+			The actual amount of turbulence influence on each particle is calculated as a random value between [member turbulence_influence_min] and [member turbulence_influence_max] and multiplied by the amount of turbulence influence from [member turbulence_influence_over_life].
+		</member>
+		<member name="turbulence_influence_over_life" type="Texture2D" setter="set_param_texture" getter="get_param_texture">
+			Each particle's amount of turbulence will be influenced along this [CurveTexture] over its life time.
+		</member>
+		<member name="turbulence_initial_displacement_max" type="float" setter="set_param_max" getter="get_param_max">
+			Maximum displacement of each particles spawn position by the turbulence.
+			The actual amount of displacement will be a factor of the underlying turbulence multiplied by a random value between [member turbulence_initial_displacement_min] and [member turbulence_initial_displacement_max].
+		</member>
+		<member name="turbulence_initial_displacement_min" type="float" setter="set_param_min" getter="get_param_min">
+			Minimum displacement of each particles spawn position by the turbulence.
+			The actual amount of displacement will be a factor of the underlying turbulence multiplied by a random value between [member turbulence_initial_displacement_min] and [member turbulence_initial_displacement_max].
+		</member>
+		<member name="turbulence_noise_scale" type="float" setter="set_turbulence_noise_scale" getter="get_turbulence_noise_scale">
+			This value controls the overall scale/frequency of the turbulence noise pattern.
+			A small scale will result in smaller features with more detail while a high scale will result in smoother noise with larger features.
+		</member>
+		<member name="turbulence_noise_speed" type="Vector3" setter="set_turbulence_noise_speed" getter="get_turbulence_noise_speed">
+			The movement speed of the turbulence pattern. This changes how quickly the noise changes over time.
+			A value of [code]Vector3(0.0, 0.0, 0.0)[/code] will freeze the turbulence pattern in place.
+		</member>
+		<member name="turbulence_noise_speed_random" type="float" setter="set_turbulence_noise_speed_random" getter="get_turbulence_noise_speed_random">
+			Use to influence the noise speed in a random pattern. This helps to break up visible movement patterns.
+		</member>
+		<member name="turbulence_noise_strength" type="float" setter="set_turbulence_noise_strength" getter="get_turbulence_noise_strength">
+			The turbulence noise strength. Increasing this will result in a stronger, more contrasting, noise pattern.
+		</member>
 	</members>
 	<constants>
 		<constant name="PARAM_INITIAL_LINEAR_VELOCITY" value="0" enum="Parameter">
@@ -304,7 +340,7 @@
 		<constant name="PARAM_ANIM_OFFSET" value="11" enum="Parameter">
 			Use with [method set_param_min], [method set_param_max], and [method set_param_texture] to set animation offset properties.
 		</constant>
-		<constant name="PARAM_MAX" value="12" enum="Parameter">
+		<constant name="PARAM_MAX" value="15" enum="Parameter">
 			Represents the size of the [enum Parameter] enum.
 		</constant>
 		<constant name="PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY" value="0" enum="ParticleFlags">
@@ -343,6 +379,15 @@
 		<constant name="EMISSION_SHAPE_MAX" value="7" enum="EmissionShape">
 			Represents the size of the [enum EmissionShape] enum.
 		</constant>
+		<constant name="PARAM_TURB_VEL_INFLUENCE" value="13" enum="Parameter">
+			Use with [method set_param_min] and [method set_param_max] to set the turbulence minimum und maximum influence on each particles velocity.
+		</constant>
+		<constant name="PARAM_TURB_INIT_DISPLACEMENT" value="14" enum="Parameter">
+			Use with [method set_param_min] and [method set_param_max] to set the turbulence minimum and maximum displacement of the particles spawn position.
+		</constant>
+		<constant name="PARAM_TURB_INFLUENCE_OVER_LIFE" value="12" enum="Parameter">
+			Use with [method set_param_texture] to set the turbulence influence over the particles life time.
+		</constant>
 		<constant name="SUB_EMITTER_DISABLED" value="0" enum="SubEmitterMode">
 		</constant>
 		<constant name="SUB_EMITTER_CONSTANT" value="1" enum="SubEmitterMode">
@@ -352,6 +397,7 @@
 		<constant name="SUB_EMITTER_AT_COLLISION" value="3" enum="SubEmitterMode">
 		</constant>
 		<constant name="SUB_EMITTER_MAX" value="4" enum="SubEmitterMode">
+			Represents the size of the [enum SubEmitterMode] enum.
 		</constant>
 	</constants>
 </class>