Matrox Electronic Systems Matrox RT.X2 - Manual (Page 116)

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Chapter 4, Setting Up Realtime Effects with Adobe Premiere Pro
Creating a lens flare effect
The Matrox lens flare effect lets you simulate the light refractions caused by
shining a bright light into the lens of a camera when taking a photo. You can
choose from many different lens flare patterns.
° To set up a Matrox lens flare effect:
Click the triangle beside Matrox Lens Flare to expand the property list.
• Light Source Position
$ X & Y Position Sets the position of the light source along the horizontal
and vertical axes. The refractions caused by the light source will move in
accordance with its position.
$
Z Position Sets the depth of the light source.
¥ Tip You can easily adjust the light source position directly in the Program
Monitor. To do this, click the Transform icon ( ) beside Matrox Lens
Flare in the Effect Controls panel. A crosshair will appear in the Program
Monitor. Drag the crosshair to position the light source along the horizontal
and vertical axes.
• Center Position
$
X Position Sets the position of the lens flare along the horizontal axis.
$
Y Position Sets the position of the lens flare along the vertical axis.
• Select Shape Click the button to the right of the current pattern to see the
list of available lens flare patterns.
• Global Settings
$
(X, Y) Scale Use these controls to make your lens flare smaller or larger.
Full-screen size is represented as 100%. You can shrink your lens flare to
0% or enlarge it to 1000%. Note, however, that by enlarging your clip, the
resolution may become blurry. You can adjust the size controls individually,
or if you select
Fixed Aspect Ratio , you only need to adjust the x axis.
Click here to
select a new
pattern