diff options
Diffstat (limited to 'TODO')
| -rw-r--r-- | TODO | 73 |
1 files changed, 73 insertions, 0 deletions
@@ -1,3 +1,47 @@ +* Add support for non-antialiased rendering. API ? + +* Cleanup cairo_snippets so they operate in a more default cairo + environment, (particularly with a default CTM). + +* Add one of cairo_surface_finish/_finalize/_close to resolve the + "reference counting vs garbage collection" thread. + +* Shove experimental snapping code from libsvg-cairo down int cairo + proper. + +* Clean up the cache code a bit, (there is at least one redundant + level of cacheing, and there are some minor style issues). + +* Implement the parallel install stuff, (most importantly, push + cairo.h down into into one directory below $(includedir)). + +* Add CAIRO_FILL_RULE_INVERSE_WINDING and CAIRO_FILL_RULE_INVERSE_EVEN_ODD + +* Simplifying the operator set? + +* Fix clipping to work for all operators. The equation we have come up + with is: + + ((src Op dest) In clip) Add (dest Out clip) + +* Resolve the rest of the rendering equation. We need a fundamental + equation upon which more convenient operations are based, (at least + formally). Some of the common operations that should be convenient: + + * display surface + * display surface multiplied by constant alpha + * display pattern masked by surface + + So this involves deciding whether to expose a new mask object in the + graphics state, and deciding exactly what set_alpha means. It almost + certainly means adding cairo_show_surface_mask. + +* Implement a hidden transform, (as per the result of the hidden + offset thread on the mailing list). + +* Replace PNG backend with an image_surface function to save a PNG + image. + * Clean up the API in preparation for freezing and release. * Implement a PDF backend. @@ -69,11 +113,40 @@ functions: current path. We may also need to provide the coordinates of the faces of every dash as well. +* Should add geometry pruning as appropriate. + * We need a way to get at the image data after something like cairo_surface_create_similar with the image backend. +* Three suggestions from Owen that will help GTK+ performance: + + - The ability have an additional rectangle-list clip in the + Xlib surface. Frequently during an expose event, GTK+ is + drawing L shaped areas + + XXXXXX + X..... + X..... + + And passing the real clip to the server is going to save + a lot of pixel operations that will be thrown away. + + - The ability to pass in a width/height to cairo_xlib_surface_create() + to avoid a round-trip. (Round-trips are bad to the point where + querying the the server is something you don't want to do in + production software) + + - More of a future thing, the ability to hint to to cairo that + the contents of the Xlib surface passed to + cairo_xlib_surface_create() are a solid fill ... this is + very much the normal case for GTK+ usage and allows for + big optimization in the no-RENDER case. + (see http://mail.gnome.org/archives/gtk-devel-list/2003-March/msg00045.html + * Verification, profiling, optimization. + centi_unfinished.svg may provide a good test case. + A comparison with PostScript ============================ |