Fixtures – PRG Mbox Remote Manual 3.9 User Manual

Page 70

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64

MBOX

®

REMOTE USER MANUAL

Fixtures

Fixtures are controllable devices placed onto the context. The fixtures are created using profiles, which are then used
as reference when individual fixtures are patched. (For more detailed information about profiles, refer to

"Fixture

Profiles"

on page 88.)

Fixtures can be added and edited using the Fixture tab.

Guidelines:

+

Fixtures may have one or more pixels. The maximum number of pixels
in one fixture is 512, assuming they are all single 8-bit pixels (for
example, Luma pixels).

+

Simple fixtures will only have one pixel type, but more complex
fixtures can have more than one type.

+

A fixture may have any arrangement of pixels (linear, rectangular,
arbitrary).

+

Fixtures may not exceed 512 total channels or span more than one
universe.

+

A single fixture can only output one protocol, but different fixtures of
the same type can output different protocols for each patched
instance.

+

Fixtures have properties which define how they receive RGB
information and how that information is eventually output: width,
height, position X/Y rotation, etc.

+

Fixtures can have a custom name to identify them.

+

Fixtures can have their own refresh rate.

+

Fixtures can have an overall level master (inhibitive) to reduce their full
output.

+

Fixtures can have a slew value (hysteresis) which limits the rate at
which the output data can change from zero to full (or vice-versa). This
can provide relief for moving lights with mechanical color flag systems
that may break if moved to rapidly, or which are noisy.

+

Fixtures can have a mask property assigned, which allows them to be
forced to a zero value by using the Control Channel control on the
Mbox Master fixture.

+

Fixtures can have a custom rotation. (Rotations are made around the
top-left corner of the fixture.)

Pixels

Pixels are the building blocks of fixtures. A pixel, in this case, is defined as a single sample of RGB data that makes up
part of the fixture. A typical pixel will occupy one sub-sampling rectangle (although exceptions are possible in more
advanced operation).

Guidelines:

+

Pixels may be rectangular or circular in shape, but this only affects how they look in the editor and the
previsualization, not their eventual output. (All pixels in one fixture must have the same shape.)

+

Pixels can be of different sizes, but this only affects how they look in the editor and previsualization. (All pixels in
one fixture must have the same size.)

+

There are many different types of pixels. (RGB, RGB16, CMY, CMY16, Luma, Luma16, CYM, CYM16, R, G, B, C,
M, Y, etc.)

Fixture Tab

Fixture Information Table
(Patch, Layout, Physical)

Fixture and Fixture
Profile Controls

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