Font_ConverttoOS (changes)
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FontManager
» SWI Calls
» Font_ConverttoOS
Font_ConverttoOS
(SWI &40088)
| Entry | |
|---|---|
| R1 | X millipoints |
| R2 | Y millipoints |
| Exit | |
|---|---|
| R1 | X OS units |
| R2 | Y OS units |
Use
This purpose of this call is to convert co-ordinates from millipoints to OS units.
Notes
This call uses the current scale factor when converting. The default scale factor is 400 millipoints per OS unit.
To avoid overflow during the internal calculations, the input values must be in the range -536870912 (&E0000000) inclusive to 536870912 (&20000000) exclusive.
See also
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