Matrox RT.X2 User Manual page 149

Back Face Control
$
Blending Factor
•
texture. The higher the value, the more your clip blends in. A value of
zero will display only the surface texture.
Invert Video Orientation
•
face of your slab.
Crop Sets the crop region used on the back face of the slab. For more
•
information, see
• Light Control
Ambient Light Color
$
the ambient color of light for your entire clip.
Show Light Cursors
$
two light sources to help you set up your lights. Remember to clear this
option when you're finished setting up your effect.
First Light
$
Enable Select this to enable the first light.
•
Use the color picker button or the eyedropper to select the color
Color
•
of your first light.
First Light Pattern
•
the button on the right to see the list of available patterns.
X Position
•
Y Position
•
Z Position
•
Relative Position
•
position relative to the center of your clip. For example, if you move your
clip, the first light will move with it. By default, the position of the first
light is relative to the center of the screen.
Second Light
$
Enable Select this to enable the second light.
•
Color Use the color picker button or the eyedropper to select the color
•
of your second light.
Second Light Pattern
•
Click the button on the right to see the list of available patterns.
X Position
•
axis.
Y Position
•
Z Position
•
Blends the back face of the slab with the surface
Select this to invert your clip on the back
"Cropping your clip"
Use the color picker button or eyedropper to select
Select this option to see the reference point of the
Allows you to select the first light pattern. Click
Sets the position of the first light along the horizontal axis.
Sets the position of the first light along the vertical axis.
Sets the depth of the first light.
Selecting this option makes the first light source
Allows you to select the second light pattern.
Sets the position of the second light along the horizontal
Sets the position of the second light along the vertical axis.
Sets the depth of the second light.
on page 55.
Creating a surface finish effect
141