diff options
Diffstat (limited to 'README')
| -rw-r--r-- | README | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -8,20 +8,20 @@ DESCRIPTION outline determines whether a shape adds or subtracts to the image (the absolute values of the result is used in the image). Furthermore this means that the library only supports curve types that are used for drawing glyphs; specifically - this means that lines and quadratic Bézier curves are supported by cause this + this means that lines and quadratic Bézier curves are supported because this is what is required to draw vectorised bitmap fonts and TrueType fonts, but also cubic Bézier curves as this is required for OpenType fonts and circular arcs as this is commonly used for corners when stroking the outline of a glyph. - The create an image, first create a buffer using rtgrpblib_create_raster(3) + To create an image, first create a buffer using rtgrpblib_create_raster(3) (if you already have one that is large enough, you can reinitialise it with - rtgrpblib_reset_raster(3)), and than using the drawing functions + rtgrpblib_reset_raster(3)), and then use the drawing functions (rtgrpblib_draw_linear_bezier(3), rtgrpblib_draw_quadratic_bezier(3), rtgrpblib_draw_cubic_bezier(3), and rtgrpblib_draw_circular_arc(3)) to draw the components of each shape's outline. When done, create an image using the rtgrpblib_fill_shapes(3) function: you will receive a ink-level map, where the value 0 means background, and 1 means foreground, and values - between are colours between (no transfer function is applied). + between are colours in between (no transfer function is applied). NOTES Rifunktionsteckensnittsglyfrasteriseringsprogrambiblioteket (hyphenation: |