Destructing Elements in Maya With PullDownIt: Part 6 | How To

Final product image
What You’ll Be Creating

1. Creating Jagged Shatter

Step 1

Open .

Open Maya
Open Maya

Step 2

Create a polygon sphere
mesh in the perspective view port. 

Create a polygon sphere
Create a polygon sphere

Step 3

With the sphere selected, click on the ShatterIt feature
icon.

ShatterIt feature
ShatterIt feature 

Step 4

In the ShatterIt
feature
window, set the values of Num Shards to 64 and click
on Shatter It! button.

ShatterIt feature
ShatterIt feature 

Step 5

Pick a broken chunk and move it out a bit. While inspecting,
you will see that the edges are quite flat. There are no jagged edges there.

Pick a broken chunk
Pick a broken chunk

Step 6

Undo the move. Click on Add
jaggedness to fragments
icon.

Add jaggedness to fragments
Add jaggedness to fragments

Step 7

It opens the Add jaggedness Deformer window.
With all chunks selected, click on Select PDI Fragment. Increase the
value of Strength to 2 and then click on Add Jaggedness
button.

Add jaggedness Deformer window
Add jaggedness Deformer window

Step 8

You can see that the
chunks have jagged edges.

You can see that the chunks have jagged edges
You can see that the chunks have jagged edges

2. Creating Jagged Shatter Simulation

Step 1

Create a cube polygon mesh in the perspective view port.

Create a cube polygon mesh
Create a cube polygon mesh

Step 2

Lift the cube up a bit
from the ground as shown in the following image.

Lift the cube up a bit
Lift the cube up a bit

Step 3

With the cube selected,
click on the ShatterIt feature icon.

ShatterIt feature
ShatterIt feature

Step 4

In the ShatterIt
feature
window, set the values of Num Shards to 200,
 Shatter Style
to Uniform and click on Shatter It! button.

ShatterIt feature
ShatterIt feature

Step 5

With all chunks
selected, click on Add jaggedness to fragments icon.

Add jaggedness to fragments
Add jaggedness to fragments

Step 6

In the Add jaggedness
Deformer window, click on Select PDI Fragment. Increase the value
of Strength to 2 and then click on Add Jaggedness button.

Add jaggedness Deformer window
Add jaggedness Deformer window

Step 7

You can see that the chunks have jagged edges.

You can see that the chunks have jagged edges
You can see that the chunks have jagged edges

Step 8

Create a plane on the
perspective grid. With the plane selected, click on Create Pdi Body icon.
In the Create Rigid Body window, set Type as Static and
turn on Mesh option. Close the window.

Create Pdi Body
Create Pdi Body

Step 9

Jump in the Dynamics mode. Go to Fields >
Gravity
.

Fields Gravity
Fields > Gravity

Step 10

Go to gravity field’s
attribute editor and set the value of Volume Shape to Cube.

Volume Shape
Volume Shape

Step 11

Scale up the size of
gravity field’s gizmo and put it beneath the cube chunks as shown in the
following image.

Scale up the size of gravity fields gizmo
Scale up the size of gravity field’s gizmo

Step 11

Create another gravity field. Set the value of Volume
Shape
to Cube.

Volume Shape
Volume Shape 

Step 12

Animate the Scale value of the gravity field as shown
in the following image.

Scale value
Scale value

Step 13

With all chunks
selected, click on Create Pdi Body icon. In the Create Rigid Body
window, set Type as Dynamic and turn on Mesh option. Close
the window.

Create Pdi Body icon
Create Pdi Body icon

Step 14

With the chunks
selected, click on Set Pdi Dynamics Properties icon.

Set Pdi Dynamics Properties
Set Pdi Dynamics Properties

Step 15

In the Pdi Dynamics
properties
window, turn on affected by Force Fields option
and then click on Include/ Exclude button. It further opens a
sub-window. 

Select both gravityField1 and gravityField2 and click
on Accept.

Pdi Dynamics properties window
Pdi Dynamics properties window

Step 16

Click on Pdi Solver
Options
icon. In the Pdi Solver Options window, disable the Gravity
option.

Pdi Solver Options
Pdi Solver Options

Step 17

Press the Play button to
see the simulation as shown in the following image.

Hit the Play button
Hit the Play button

Conclusion

In the next of the tutorial, I’ll show you some more fields based shatter simulation.

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