1.2.7 changelog

Author: IMS212

docs/changelogs/1.2.7/full.md

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+# Iris 1.2.7 Changelog (full)
+
+Iris 1.2.7 is now available for download for 1.16.5, 1.17.1, 1.18.2, and 1.19.2, improving performance and fixing minor bugs.
+
+**This will be the last release for 1.17.1.**
+
+This release was developed by coderbot and IMS.
+
+## Performance
+
+- Rewrote shadow frustum calculation to improve shadow performance, and allow skipping some checks on 1.17+. (IMS)
+
+## Bug fixes and mod compatibility improvements
+
+- Added custom lighting API (parzivail)
+- Pass through vertex alpha in AO separation (parzivail)
+- Switch to using renderTargets to avoid `centerDepthSmooth` breaking on reload (IMS)
+
+### Iris exclusive features
+
+- Added `currentPlayerHealth` (0-1) and `maxPlayerHealth` (default 20) uniforms (IMS)
+- Added `currentPlayerHunger` (0-1) and `maxPlayerHunger` (default 20) uniforms (IMS)
+- Added `currentPlayerAir` (0-1) and `maxPlayerAir` (default 300) uniforms (IMS)
+- Added `eyePosition` uniform (IMS)
+
+## Translations
+
+- [Updated Russian translation](https://github.com/IrisShaders/Iris/pull/1592) (Felix14-v2)
+- [Updated Mandarin Chinese translation](https://github.com/IrisShaders/Iris/pull/1581) (HJ-zhtw)
+- [Renamed Ukranian translation to function properly](https://github.com/IrisShaders/Iris/pull/1594) (Borusu1)

docs/changelogs/1.2.7/summary.md

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+# Iris 1.2.7 Changelog (trimmed)
+
+Iris 1.2.7 is now available for download for 1.16.5, 1.17.1, 1.18.2, and 1.19.2, improving performance and fixing minor bugs.
+
+**This will be the last release for 1.17.1.**
+
+This release was developed by coderbot and IMS.
+
+**⬇ Download the release here: https://irisshaders.net/download.html**
+
+A more detailed changelog is available for those interested: <https://github.com/IrisShaders/Iris/blob/trunk/docs/changelogs/1.2.7/full.md>
+