8

Camera Effects Rollout (mental ray Re nderer) 101
To render with contours:
1.
Use the mental ray Connect ion rollout to assign
a contour shader to an object’s material.
The mental ray material also lets you assign a
contour shader.
2. On the Render S cene dialog > Renderer panel >
Camera Effects rollout, in the Contours group,
turn on Enable.
3. Change the contour output shader if you so
desire.
Note: By default, only one contour contrast
and store shader are provided with 3ds Max.
You can adjust the contour contrast shader’s
settings; the contrast store shader has no
parameters.
4. Render the scene.
To change a contour output sha der:
Note:
By default, only one contour contrast and
store shader are provided with 3ds Max. You can
adjust the contour contrast shader’s settings; the
contour store shader has no p arameters.
1. Click the button for the Contour Output shader.
The Material/Map Browser is displayed.
2. Choose a contour output shader from the
Browser list, and then click OK.
To assign a camera shader:
1.
Click the button for a camera Lens, Output, or
Vo lu m e s h a d e r.
The Material/Map Browser is displayed.
2. Choose a shader from the Browser list, and
then click OK.
To adj ust the settings for a contour or camera sha der
assigned on this rollout:
1.
Open the Material E ditor.
If you need to, ar r ange the open dia logs so you
canseetheMaterialEditorandtheRender
Scene dialog at the same time.
2. Drag the shader button from the Render Scene
dialog to an unused sample slot in the Material
Editor.
An Instance (Copy) Map dialog is displayed.
Be sure to choose Instance, and t hen click OK.
If you don’t choose Instance, changes you make
to the shader settings in the Material Editor
won’thaveanyeffectontheRenderScene
dialog.
Tip: If you forgot to choose Instance, change the
shader settings as you choose, and then drag
the shader’s sample slot or its Type button back
to the button in the Render Scene dialog, to
update the Render Scene dialog’s copy of the
shader.
The Mat erial Editor displays the shader’s
parameters rollout.
3. Adjust the parameters.