Understanding Particles and Dynamics in Maya—Part 21

Understanding Particles and Dynamics in Maya—Part 21

Understanding Particles and Dynamics in Maya—Part 21

Understanding Particles and Dynamics in Maya—Part 21

Understanding Particles and Dynamics in Maya—Part 21
Understanding Particles and Dynamics in Maya—Part 21
Understanding Particles and Dynamics in Maya—Part 21 Understanding Particles and Dynamics in Maya—Part 21 Understanding Particles and Dynamics in Maya—Part 21 Understanding Particles and Dynamics in Maya—Part 21 Understanding Particles and Dynamics in Maya—Part 21

Understanding Particles and Dynamics in Maya—Part 21

Preview


1. Setting Up Particles System

Step 1

Open Maya.

Open Maya
Open Maya

Step 2

Jump in the Dynamics
mode. Go to Particles > Create Emitter.

Particles  Create Emitter
Particles > Create Emitter

Step 3

A volumetric spherical
particle emitter icon gets created on the grid as shown in the following image.

A volumetric spherical particle emitter icon
A volumetric spherical particle emitter icon

Step 4

Click on the Animation
Preferences
icon on the lower right corner. It opens the Preferences window.
Set the Playback Speed value to Real Time 24 fps and click on Save.

Animation Preferences
Animation Preferences

Step 5

With the Emitter
selected, go to emitter1 attribute and Set Key the value of Rate
(Particles/ Sec)
to 400 at 1st and 6th
frames.

Particles Sec to 400
(Particles/ Sec) to 400 

Step 6

At 7th
frame, Set Key the value to 0. This action will stop the
particles emission at 7th frame onward.

Set Key
Set Key 

Step 7

Go to Volume Speed
Attributes
and set the value of Away From Center to 35.

Volume Speed Attributes
Volume Speed Attributes

Step 8

Set the value of Random
Direction
to 4

Random Direction
Random Direction

Step 9

Set the value of Along
Axis
to 15.

Along Axis
Along Axis

Step 10

Create a ground plane.
Select the emitter followed by the ground plane and go to Particles >
Make Collide
.

Particles  Make Collide
Particles > Make Collide

Step 11

With the particle system
selected, go to Fields > Gravity.

Fields  Gravity
Fields > Gravity

Step 12

Go to gravityField1 attribute
and increase the value of Magnitude to 70.

gravityField1 attribute
gravityField1 attribute

2. Setting Up Fluid Dynamics System

Step 1

Jump in Dynamics
mode. Go to Fluid Effects > Create 3D Container and draw a 3D fluid
container in the view port as shown in the following image.

Fluid Effects  Create 3D Container
Fluid Effects > Create 3D Container

Step 2

Select the particles
followed by the container and go to Fluids > Add/ Edit Contents > Emit
from Object
and click on the option box.

Fluids  Add Edit Contents  Emit from Object
Fluids > Add/ Edit Contents > Emit from Object

Step 3

Set the Emitter name as Chunks Emitter and
click on Apply and Close button.

Emitter name
Emitter name

Step 4

Go to fluidShape1 attribute
and set the value of Base Resolution to 50, Boundary X to None,
Boundary Y to –Y Side and Boundary Z to None.

Go to fluidShape1 attribute
Go to fluidShape1 attribute 

Step 4

Set the values of Temperature and Fuel to Dynamic
Grid
.

Set the values of Temperature and Fuel to Dynamic Grid
Set the values of Temperature and Fuel to Dynamic Grid

Step 5

Under Dynamic
Simulation
rollout, set the values of High Detail Solve to All
Grids
, Substeps to 2, Solver Quality to 30,
Simulation Rate Scale
to 1.5 and turn on Emit in Substeps option.

Under Dynamic Simulation
Under Dynamic Simulation

Step 6

Go to Auto Resize
to turn on Auto Resize option. Set the values of Max Resolution to
500 and Auto Resize Margin to 3.

Auto Resize
Auto Resize

Step 7

Under Display
rollout, set the Boundary Draw option to Bounding box.

Under Display rollout
Under Display rollout

Step 8

Go to ChunksEmitter1
attribute and set the values of Rate (Percent) to 7000 and Max
Distance
to 0.700.

Go to ChunksEmitter1
Go to ChunksEmitter1
Step 9

Under Fluid
Attributes
rollout, turn on Motion Streaks option.

Under Fluid Attributes rollout
Under Fluid Attributes rollout

Step 10

Under Fluid Emission
Turbulence
rollout, set the values of Turbulence and Detail
Turbulence
to 1.

Under Fluid Emission Turbulence rollout
Under Fluid Emission Turbulence rollout

Step 11

Under Emission Speed
Attributes
rollout, set the values of Speed Method to Add and
Inherit Velocity to 1.5.

Under Emission Speed Attributes rollout
Under Emission Speed Attributes rollout

Step 11

Hit the Play
button. You’ll see the simulated frame in the viewport as shown in the
following image.

Hit the Play button
Hit the Play button

Step 12

With the fluid container
selected, go to Content Details > Density and set the values of Density
Scale
to 0.5, Buoyancy to 0, Noise to 1 and Dissipation
to 1.8.

Content Details  Density
Content Details > Density

Step 13

Under Velocity
rollout, set the values of Swirl to 3.

Under Velocity rollout
Under Velocity rollout

Step 14

Under Turbulence
rollout, set the values of Strength to 0.250, Frequency to
0.200 and Speed to 0.100.

Under Turbulence rollout
Under Turbulence rollout

Step 15

Hit the Play
button to see the final effect as shown in the following image. 

Hit the Play button
Hit the Play button

Conclusion

In the next part of the series, I’ll show you how to create gasoline explosion in Maya.