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arch(draw): add parallel rendering architecture

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BREAKING CHANGE

This is a huge update which introduces parallel rendering. lv_conf.h needs to be updated too.
This commit is contained in:
Gabor Kiss-Vamosi
2023-07-05 13:05:19 +02:00
parent 08870996d1
commit f753265a79
637 changed files with 34425 additions and 35325 deletions
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22
docs/ROADMAP.rst
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@@ -15,7 +15,7 @@ Naming and API
- |check| `lv_style_set_size()` should have separate width and height parameters
- |check| Reconsider image color formats.
- |uncheck| More consistent names:`remove/clear/delete/del`, `offset/ofs`, `add/create/register`, `id/idx/index`, `middle/mid/center`, `img/image`, `txt/text`, `opa/opacity/alpha`, `scr/screen`, `disp, display`, `finished/complete/completed/ready`, `buf/buffer`, `..._cb`, `angle/rotation`, `zoom/scale`, `has`, `is`, `enable`
- |uncheck| More consistent names:`remove/clear/delete/del`, `offset/ofs`, `add/create/register`, `id/idx/index`, `middle/mid/center`, `img/image`, `txt/text`, `opa/opacity/alpha`, `scr/screen`, `disp, display`, `finished/complete/completed/ready`, `buf/buffer`, `..._cb`, `angle/rotation`, `zoom/scale`, `has`, `is`, `enable`
- |check| Update canvas API `LINK <https://github.com/lvgl/lvgl/issues/3393>`__
- |check| `LV_STYLE_PROP_INHERIT` -> `LV_STYLE_PROP_FLAG_INHERITABLE`
`LINK <https://github.com/lvgl/lvgl/pull/3390#discussion_r885915769>`__
@@ -25,7 +25,7 @@ Naming and API
- |uncheck| To define a new stdlib API use defines `LV_USE_CUSTOM_...` and
let the user implement `lv_...` functions somewhere (instead of defining the name of the custom functions)
- |uncheck| Generic `lv_date_t` and `lv_time_t`
- |uncheck| Make layouts with an `lv_layout_dsc_t` instead of registering an ID + callback.
- |uncheck| Make layouts with an `lv_layout_dsc_t` instead of registering an ID + callback.
(see `here <https://github.com/lvgl/lvgl/issues/3481#issuecomment-1206434501>`__)
Architecture
@@ -33,22 +33,22 @@ Architecture
- |check| Consider merging `lv_disp_drv_t`, `lv_disp_t`, `lv_disp_draw_buf_t`, `lv_draw_ctx_t` `struct`'s from the new driver API (or only some of them)
- |check| New driver architecture #2720
- |check| `draw_ctx->buffer_convert`?
- |check| `draw_ctx->buffer_convert`?
(see `here <https://github.com/lvgl/lvgl/issues/3379#issuecomment-1147954592>`__)
Also remove 16 SWAPPED color format?
Also remove 16 SWAPPED color format?
(see `here <https://github.com/lvgl/lvgl/issues/3379#issuecomment-1140886258>`__)
- |uncheck| Reconsider masks. There should be a generic high level mask API which is independent of the drawing engine.
`#4059 <https://github.com/lvgl/lvgl/issues/4059>`__
- |check| `get_glyph_bitmap` should return an a8 bitmap that can be blended immediately.
- |uncheck| Reconsider how themes should work.
- |uncheck| Reconsider how themes should work.
(see `here <https://github.com/lvgl/lvgl/pull/3390#pullrequestreview-990710921>`__)
- |uncheck| Make LVGL render independent areas in parallel.
`#4016 <https://github.com/lvgl/lvgl/issues/4016>`__
- |check| Drop `lv_mem_buf_get` as tlsf should be fast enough for normal allocations too.
- |check| Drop `lv_mem_buf_get` as tlsf should be fast enough for normal allocations too.
Fragmentation is also lower if processes can completely clean up after themselves.
- |check| More color formats: 24 bit, ARGB1555, ARGB4444 etc
- |uncheck| Condider using `lv_color32_t` on APIs to support e.g. alpha gradient.
- |uncheck| Add more feature to key presses (long press, release, etc).
- |uncheck| Add more feature to key presses (long press, release, etc).
(see `here <https://forum.lvgl.io/t/keypad-input-device-why-lv-event-long-pressed-only-on-enter/10263>`__)
Styles
@@ -61,12 +61,12 @@ Styles
Widgets
~~~~~~~
- |uncheck| `lv_img`: Reconsider image sizing models
- |uncheck| `lv_img`: Reconsider image sizing models
(when the image size is not content): center, top-left, zoom, tile, other?
- |uncheck| `lv_tabview` Replace button matrix with real buttons for more flexibility
- |uncheck| `lv_label` reconsider label long modes. (support min/max-width/height too) #3420
- |uncheck| `lv_roller` make it more flexible #4009
- |uncheck| Universal scale widget/support
- |uncheck| Universal scale widget/support
(see `here <https://forum.lvgl.io/t/linear-meter-bar-with-ticks/10986>`__ and #4043)
- |uncheck| Improve `lv_label_align_t` #1656
- |uncheck| Disabled widgets should absorb indev actions without sending events. `#3860 <https://github.com/lvgl/lvgl/issues/3860>`__
@@ -105,7 +105,7 @@ Architecture
~~~~~~~~~~~~
- |uncheck| Unified caching #3116 #3415
- |uncheck| `lv_img_set_src()` use “type-aware” parameter and rework image decoders.
- |uncheck| `lv_img_set_src()` use “type-aware” parameter and rework image decoders.
(see `here <https://github.com/lvgl/lvgl/tree/arch/img-decode-rework>`__)
- |uncheck| `C++ binding <https://github.com/lvgl/lv_binding_cpp>`__
- |uncheck| Markup language #2428
@@ -167,7 +167,7 @@ Ideas
- lv_mem_alloc_aligned(size, align)
- Speed up font decompression
- Support larger images: add support for large image #1892
- Functional programming support, pure view?
- Functional programming support, pure view?
(see `here <https://www.freecodecamp.org/news/the-revolution-of-pure-views-aed339db7da4/>`__)
- Style components. (see `this comment <https://github.com/lvgl/lvgl/issues/2790#issuecomment-965100911>`__
- SVG support: integrate an SVG render library