From 6a92695d9550e6e521ad8e8778cbe084b003470d Mon Sep 17 00:00:00 2001
From: Unexpectedly Dismantled <darl@alchemyviewer.org>
Date: Thu, 1 Feb 2024 20:44:11 -0600
Subject: [PATCH] Add user_settings colorlut loading for lightbox floater

---
 indra/newview/alfloaterlightbox.cpp | 26 ++++++++++++++++++++++++--
 indra/newview/alfloaterlightbox.h   |  1 +
 indra/newview/alrenderutils.cpp     |  6 ++++++
 3 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/indra/newview/alfloaterlightbox.cpp b/indra/newview/alfloaterlightbox.cpp
index f9eb141fa66..406e3e98226 100644
--- a/indra/newview/alfloaterlightbox.cpp
+++ b/indra/newview/alfloaterlightbox.cpp
@@ -53,9 +53,10 @@ ALFloaterLightBox::~ALFloaterLightBox()
 
 BOOL ALFloaterLightBox::postBuild()
 {
-    updateTonemapper();
-    mTonemapConnection = gSavedSettings.getControl("RenderToneMapType")->getSignal()->connect([&](LLControlVariable* control, const LLSD&, const LLSD&){ updateTonemapper(); });
+	updateTonemapper();
+	mTonemapConnection = gSavedSettings.getControl("RenderToneMapType")->getSignal()->connect([&](LLControlVariable* control, const LLSD&, const LLSD&){ updateTonemapper(); });
 	mCASConnection = gSavedSettings.getControl("RenderSharpenMethod")->getSignal()->connect([&](LLControlVariable* control, const LLSD&, const LLSD&){ updateCAS(); });
+	populateLUTCombo();
 	return TRUE;
 }
 
@@ -65,6 +66,27 @@ void ALFloaterLightBox::draw()
     LLFloater::draw();
 }
 
+void ALFloaterLightBox::populateLUTCombo()
+{
+	LLComboBox* lut_combo = getChild<LLComboBox>("colorlut_combo");
+	const std::string& user_luts = gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS, "colorlut");
+	if(boost::filesystem::is_directory(user_luts))
+	{
+		if(!boost::filesystem::is_empty(user_luts))
+		{
+			lut_combo->addSeparator();
+		}
+		for (boost::filesystem::directory_entry& lut : boost::filesystem::directory_iterator(user_luts))
+		{
+			std::string lut_stem = lut.path().stem().string();
+			std::string lut_filename = lut.path().filename().string();
+			lut_combo->add(lut_stem, lut_filename);
+		}
+		lut_combo->selectByValue(gSavedSettings.getString("RenderColorGradeLUT"));
+		lut_combo->resetDirty();
+	}
+}
+
 void ALFloaterLightBox::onClickResetControlDefault(const LLSD& userdata)
 {
 	const std::string& control_name = userdata.asString();
diff --git a/indra/newview/alfloaterlightbox.h b/indra/newview/alfloaterlightbox.h
index 1db556a97ce..872265b3962 100644
--- a/indra/newview/alfloaterlightbox.h
+++ b/indra/newview/alfloaterlightbox.h
@@ -50,6 +50,7 @@ class ALFloaterLightBox final : public LLFloater
 	void onClickResetGroupDefault(const LLSD& userdata);
     void updateTonemapper();
     void updateCAS();
+    void populateLUTCombo();
 
     boost::signals2::scoped_connection mTonemapConnection;
 	boost::signals2::scoped_connection mCASConnection;
diff --git a/indra/newview/alrenderutils.cpp b/indra/newview/alrenderutils.cpp
index 0ea6f0ae776..617ab60354e 100644
--- a/indra/newview/alrenderutils.cpp
+++ b/indra/newview/alrenderutils.cpp
@@ -471,6 +471,12 @@ bool ALRenderUtil::setupColorGrade()
 		if (!lut_name.empty())
 		{
 			std::string lut_path = gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, "colorlut", lut_name);
+
+			if(!gDirUtilp->fileExists(lut_path))
+			{
+				lut_path = gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS, "colorlut", lut_name);
+			}
+
 			if (!lut_path.empty())
 			{
 				std::string temp_exten = gDirUtilp->getExtension(lut_path);
-- 
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