# Changelog All notable changes to the `l3backend` bundle will be documented in this file. The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), this project uses date-based 'snapshot' version identifiers. ## [Unreleased] ## [2024-03-14] ### Removed - Range guard for opacity ### Fixed - Initiation of opacity data (see \#1472) - ExtGState setup for stroking opacity (issue \#1472) - Inconsistent behavior of opacity functions w/o `pdfmanagement` (issue \#1473) - Redundant braces in opacity backend for dvisvgm - Interaction of scope with box insertion with `dvips` (see \#1504) ## [2024-02-20] ### Fixed - Naming of a variable in the `draw` code ## [2024-01-04] ### Changed - Documentation tweaks ## [2023-11-09] ### Changed - Changed `luaotfload` integration to allow coexistance with (x)color. ## [2023-11-04] ### Fixed - Interaction with `luaotfload` transparency colorstacks ## [2023-10-23] ### Changed - Update minimal `expl3` version required ## [2023-10-10] ### Changed - Track `expl3` changes ## [2023-04-19] ### Changed - Pass additional attributes when loading graphics in PDF mode ### Fixed - Remove a stray `>` from graphics inclusion code for `dvipdfmx` ## [2023-03-30] ### Changed - Integrate `l3color` and `l3opacity` with `luaotfload` to ensure that opacity specifications don't conflict ## [2023-01-16] ### Changed - Adjust internal scope of a PDF function ## [2022-10-26] ### Changed - Avoid setting media box if `\mag` is non-standard ## [2022-09-28] ### Changed - Add support for media box setting ## [2022-08-30] ### Added - Support for new approach to writing PDF objects ## [2022-08-23] ### Changed - Approach to setting current color data from LaTeX2e ## [2022-08-05] ### Changed - Add no-op backend functions for annotations with `dvisvgm` ## [2022-07-01] #### Fixed - Do not include PDF file to count pages on pdfTeX - Opacity creation with `dvipdfmx`/XeTeX (issue [\#1106](https://github.com/latex3/latex3/issues/1106)) - Reset opacity when no stack is available at the backend (issue [\#1107](https://github.com/latex3/latex3/issues/1107)) ## [2022-04-20] ### Changed - Adjust `(x)dvipdfmx` backend approach to color following issues with multiple color stacks in `xetex.def` - Move some functions to `l3color` ## [2022-04-14] ### Added - Support for SVG graphic inclusion by `dvisvgm` ### Fixed - `\color_ensure_current:` backend with DVI-based routes (issue [\#1085](https://github.com/latex3/latex3/issues/1085)) ## [2022-04-10] ### Added - Support for graphics (PDF) page count extraction ### Fixed - Setup for graphics extension searching - Various internal issues in graphics inclusion - Some missing functions for `dvisvgm` color support added ### Removed - Support for pre-2020-11-11 `dvipdfmx` ## [2022-02-07] ### Fixed - Use of color stack int in scope end for `(x)dvipdfmx` ## [2022-01-12] ### Changed - Move some functions to `l3color` ## [2021-12-14] ### Fixed - Scoping issues for `dvisvgm` - Some incorrect functions in `l3draw` backend for `dvisvgm` ## [2021-10-17] ### Changed - Better DeviceN support ## [2021-10-12] ### Fixed - Issues with creating DeviceN color spaces ## [2021-08-04] ### Changed - Only use `pdfmanagement` module if active ## [2021-07-12] ### Fixed - GoTo link formation for Distiller-based workflows (issue [\#957](https://github.com/latex3/latex3/issues/957)) - Support transparency with Distiller ## [2021-05-07] ### Changed - `\pdf_version_gset:n` in `dvips` now sets `\pdf_version_minor:` and `\pdf_version_major:`. This doesn't set the PDF version but allows to test which version the user intents to create. ## [2021-03-18] ### Fixed - Maintain stack color correctly with `(x)dvipdfmx` ## [2021-03-02] ### Changed - Drop 'correction' for link placement in `(x)dvidpfmx`: no longer required - Define `\main@pdfcolorstack` for `(x)dvipdfmx` if it does not exist ### Fixed - Initialisation of color stacks for `(x)dvipdfmx` ## [2021-02-18] ### Changed - Update tracking of PDF management functions ### Fixed - Opacity support for pdfTeX/LuaTeX ## [2021-02-06] ### Changed - Use new (internal) interface for kerns ## [2021-01-29] ### Added - Basic opacity support ### Changed - Use color stack for fill color, and for stroke color if possible ### Fixed - Implementation of `filldraw` for `dvips` ## [2021-01-09] ### Added - Support for referencing last link with `(x)dvipdfmx` (requires an up-to-date backend) ### Changed - Implementation of color wtih (x)dvipdfmx (requires an up-to-date backend) ## [2020-09-24] ### Fixed - Documented source as PDF ## [2020-09-11] ### Added - Support for CIELAB separations with `dvips` ### Fixed - Some PDF object functions - Separation color selection for `dvipdfmx`/XeTeX - Logic for some aspects of CIELAB Separation color ## [2020-09-01] ### Changed - Improved support for Separation colors - Updated approach to `dvipdfmx`/XeTeX color support - Split `pdfmode` driver into pdfTeX- and LuaTeX-specific files - Renamed `xdvipdfmx` backend files to `xetex` ## [2020-08-07] ### Changed - Color selection implementation - Improved support for Separation colors ## [2020-06-29] ### Fixed - Loading with `dvisvgm` ## [2020-06-23] ### Changed - Improved color support for drawings with `dvisvgm` ### Fixed - Loading with `dvisvgm` ## [2020-06-18] ### Changed - Use `scn` operator for separations - Internal color model - Internal performance enhancements ## [2020-06-03] ### Fixed - Unneeded `[nobreak]` in `dvips` driver (issue [\#709](https://github.com/latex3/latex3/issues/709)) - `\__pdf_backend_object_write_fstream:nn` with `dvips` backend (issue [\#710](https://github.com/latex3/latex3/issues/710)) - Array writing in `dvips` mode ## [2020-05-05] ### Added - `\__pdf_backend_pageobject_ref:n` ### Changed - Extend PDF compression control to `dvips` ## [2020-03-12] ### Fixed - Creation of PDF annotations with `dvips` backend ## [2020-02-23] ### Fixed - Mismatch between release tag and CTAN version ## [2020-02-21] ### Added - Support for suppressing backend headers (see matching change in `l3kernel`) ## [2020-02-03] ### Fixed - Corrected release string information ## [2019-11-25] ### Changed - Move dvips header material to `.pro` file ## [2019-10-11] ### Changed - Improved functionality in generic mode ## [2019-09-05] ### Added - Support for EPS and PDF files with `dvisvgm` backend ### Fixed - Some primitive use in the `dvips` backend ## [2019-08-25] ### Fixed - Setting for PDF version in `dvipdfmx` route - Support for PDF objects with XeTeX ## [2019-07-01] ### Added - Driver support for anonymous objects ### Changed - Moved backend code to separate release module `l3backend` - Include `l3backend` in file names - Moved backend code to internal for each 'parent' module [Unreleased]: https://github.com/latex3/latex3/compare/2024-03-14...HEAD [2024-03-14]: https://github.com/latex3/latex3/compare/2024-02-20...2024-03-14 [2024-02-20]: https://github.com/latex3/latex3/compare/2024-01-04...2024-02-20 [2024-01-04]: https://github.com/latex3/latex3/compare/2023-11-09...2024-01-04 [2023-11-09]: https://github.com/latex3/latex3/compare/2023-11-04...2023-11-09 [2023-11-04]: https://github.com/latex3/latex3/compare/2023-10-23...2023-11-04 [2023-10-23]: https://github.com/latex3/latex3/compare/2023-10-10...2023-10-23 [2023-10-10]: https://github.com/latex3/latex3/compare/2023-04-19...2023-10-10 [2023-04-19]: https://github.com/latex3/latex3/compare/2023-03-30...2023-04-19 [2023-03-30]: https://github.com/latex3/latex3/compare/2023-01-16...2023-03-30 [2023-01-16]: https://github.com/latex3/latex3/compare/2022-10-26...2023-01-16 [2022-10-26]: https://github.com/latex3/latex3/compare/2022-09-28...2022-10-26 [2022-09-28]: https://github.com/latex3/latex3/compare/2022-08-30...2022-09-28 [2022-08-30]: https://github.com/latex3/latex3/compare/2022-08-23...2022-08-30 [2022-08-23]: https://github.com/latex3/latex3/compare/2022-08-05...2022-08-23 [2022-08-05]: https://github.com/latex3/latex3/compare/2022-07-01...2022-08-05 [2022-07-01]: https://github.com/latex3/latex3/compare/2022-04-20...2022-07-01 [2022-04-20]: https://github.com/latex3/latex3/compare/2022-04-14...2022-04-20 [2022-04-14]: https://github.com/latex3/latex3/compare/2022-04-10...2022-04-14 [2022-04-10]: https://github.com/latex3/latex3/compare/2022-02-07...2022-04-10 [2022-02-07]: https://github.com/latex3/latex3/compare/2022-01-12...2022-02-07 [2022-01-12]: https://github.com/latex3/latex3/compare/2021-12-14...2022-01-12 [2021-12-14]: https://github.com/latex3/latex3/compare/2021-10-17...2021-12-14 [2021-10-17]: https://github.com/latex3/latex3/compare/2021-10-12...2021-10-17 [2021-10-12]: https://github.com/latex3/latex3/compare/2021-08-04...2021-10-12 [2021-08-04]: https://github.com/latex3/latex3/compare/2021-07-12...2021-08-04 [2021-07-12]: https://github.com/latex3/latex3/compare/2021-05-07...2021-07-12 [2021-05-07]: https://github.com/latex3/latex3/compare/2021-03-18...2021-05-07 [2021-03-18]: https://github.com/latex3/latex3/compare/2021-03-02...2021-03-18 [2021-03-02]: https://github.com/latex3/latex3/compare/2021-02-18...2021-03-02 [2021-02-18]: https://github.com/latex3/latex3/compare/2021-02-06...2021-02-18 [2021-02-06]: https://github.com/latex3/latex3/compare/2021-01-29...2021-02-06 [2021-01-29]: https://github.com/latex3/latex3/compare/2021-01-09...2021-01-29 [2021-01-09]: https://github.com/latex3/latex3/compare/2020-09-24...2021-01-09 [2020-09-24]: https://github.com/latex3/latex3/compare/2020-09-11...2020-09-24 [2020-09-11]: https://github.com/latex3/latex3/compare/2020-09-01...2020-09-11 [2020-09-01]: https://github.com/latex3/latex3/compare/2020-08-07...2020-09-01 [2020-08-07]: https://github.com/latex3/latex3/compare/2020-06-29...2020-08-07 [2020-06-29]: https://github.com/latex3/latex3/compare/2020-06-23...2020-06-29 [2020-06-23]: https://github.com/latex3/latex3/compare/2020-06-18...2020-06-23 [2020-06-18]: https://github.com/latex3/latex3/compare/2020-06-03...2020-06-18 [2020-06-03]: https://github.com/latex3/latex3/compare/2020-05-05...2020-06-03 [2020-05-05]: https://github.com/latex3/latex3/compare/2020-03-12...2020-05-05 [2020-03-12]: https://github.com/latex3/latex3/compare/2020-02-23...2020-03-12 [2020-02-23]: https://github.com/latex3/latex3/compare/2020-02-21...2020-02-23 [2020-02-21]: https://github.com/latex3/latex3/compare/2020-02-03...2020-02-21 [2020-02-03]: https://github.com/latex3/latex3/compare/2019-11-25...2020-02-03 [2019-11-25]: https://github.com/latex3/latex3/compare/2019-10-11...2019-11-25 [2019-10-11]: https://github.com/latex3/latex3/compare/2019-09-05...2019-10-11 [2019-09-05]: https://github.com/latex3/latex3/compare/2019-08-25...2019-09-05 [2019-08-25]: https://github.com/latex3/latex3/compare/2019-07-01...2019-08-25 [2019-07-01]: https://github.com/latex3/latex3/compare/2019-05-28...2019-07-01