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R5915525 /00
Fx400 Series
180
C.1 Advanced blend, file creation
About
The file format is JSON based and consists of a top-level object that has a
surfaces
member, containing an
array of surfaces objects. Files containing this format are marked with the extension .babl (for Barco Advanced
BLend).
File parameters
Invert
Renders the file with inverted colors when
true
Surfaces
Type
A string describing the type of surface
Coons
12 control points.
A Coons Patch is described via 4 bezier curves, sharing the 4
corner points. These will be described as C1 to C4 , in this order:
top-left, top-right, bottom-left, bottom-right. Each corner also has
two handles, which describe the way each curve exits the corner
point, these will be described as C1H1 to C4H2 where H1 is the
horizontal handle, and H2 is the vertical handle.
The order of the points in the points array is then as follows: C1,
C1H1, C2H1, C2, C1H2, C2H2, C3H2, C4H2, C3, C3H1, C4H1,
C4.
Cubic
16 control points
Bicubic Bezier surface
Points
An array of normalized 2D points (float,float).
Colors
An array of exactly four normalized RGB values (float, float, float). These describe the color
values used for each corner point, and are arranged in the same order as the corner points
Type
Must contain the text value "babl" in order to declare this a drawing of the advanced blend type
Version
Must be set to the text value "1.0"
"presentation":
{
"stroke":1,
"points":true,
"bubbles":true
}
Used by the UI tool when files are created and/or edited in this tool,
and will be present in a file downloaded from the projector
These parameters are not needed when creating a file
Summary of Contents for F400
Page 1: ...ENABLING BRIGHT OUTCOMES User guide Fx400 Series...
Page 2: ......
Page 10: ...R5915525 00 Fx400 Series 10...
Page 21: ...21 R5915525 00 Fx400 Series 1 6 Compliance Safety Information...
Page 22: ...R5915525 00 Fx400 Series 22 Safety Information...
Page 32: ...R5915525 00 Fx400 Series 32 Remote Control Unit...
Page 38: ...R5915525 00 Fx400 Series 38 Input Communication...
Page 62: ...R5915525 00 Fx400 Series 62 GUI Source...
Page 118: ...R5915525 00 Fx400 Series 118 GUI Installation...
Page 126: ...R5915525 00 Fx400 Series 126 GUI Projector profiles...
Page 158: ...R5915525 00 Fx400 Series 158 GUI Advanced settings...
Page 162: ...R5915525 00 Fx400 Series 162 GUI Status menu...
Page 186: ...R5915525 00 Fx400 Series 186 Advanced blend...
Page 210: ...R5915525 00 Fx400 Series 210 Video timing tables...
Page 218: ...R5915525 00 Fx400 Series 218 Index...
Page 219: ......