Entry | |
---|---|
R0 | Pointer to path block |
R1 | Pointer to output path block, or 0 to calculate size |
R2 | Pointer to transformation matrix, or 0 for default |
R3 | 0 |
Exit | |
---|---|
R0 | If R1 = 0, then Corrupted, otherwise |
Pointer to end of path marker in output path | |
R1 | Preserved |
R2 | Preserved |
R3 | Preserved |
The purpose of this call is to convert an input path into a transformed output path.
This SWI is a subset of Draw_StrokePath, in that it only transforms a path. This can save the time taken to repeatedly transform the same path, or reduce errors by transforming before dashing and thickening.
The RISC OS Open Instiki theme is based on Insitki's default layout
Site design © RISC OS Open Limited 2024 except where indicated