From e045d212d35354d679c2d2e05c6d4689f9f8ac95 Mon Sep 17 00:00:00 2001
From: "Nyx (Neal Orman)" <nyx@lindenlab.com>
Date: Mon, 27 Sep 2010 22:56:08 -0400
Subject: STORM-1126 WIP Windlight Estate Settings port from 1.23: first pass
 at merging in windlight estate settings to viewer-dev codebase.

not built, not tested. Probably needs a bunch of fixes to be able
to be integrated.

(resubmitted by Vadim ProductEngine)
---
 indra/newview/llwaterparamset.cpp | 43 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

(limited to 'indra/newview/llwaterparamset.cpp')

diff --git a/indra/newview/llwaterparamset.cpp b/indra/newview/llwaterparamset.cpp
index 9457d631be..488b189e94 100644
--- a/indra/newview/llwaterparamset.cpp
+++ b/indra/newview/llwaterparamset.cpp
@@ -224,3 +224,46 @@ F32 LLWaterParamSet::getFloat(const std::string& paramName, bool& error)
 	return 0;
 }
 
+// Added for interpolation effect in DEV-33645
+// Based on LLWLParamSet::mix, but written by Jacob without an intimate knowledge of how WindLight works.
+// The function definition existed in the header but was never implemented.  If you think there is something
+// wrong with this, you're probably right.  Ask Jacob, Q, or a member of the original WindLight team.
+void LLWaterParamSet::mix(LLWaterParamSet& src, LLWaterParamSet& dest, F32 weight)
+{
+	// Setup
+	LLSD srcVal, destVal;													// LLSD holders for get/set calls, reusable
+
+	// Iterate through values
+	for(LLSD::map_iterator iter = mParamValues.beginMap(); iter != mParamValues.endMap(); ++iter)
+	{
+		// If param exists in both src and dest, set the holder variables, otherwise skip
+		if(src.mParamValues.has(iter->first) && dest.mParamValues.has(iter->first))
+		{
+			srcVal = src.mParamValues[iter->first];
+			destVal = dest.mParamValues[iter->first];
+		}
+		else
+		{
+			continue;
+		}
+		
+		if(iter->second.isReal())									// If it's a real, interpolate directly
+		{
+			iter->second = srcVal.asReal() + ((destVal.asReal() - srcVal.asReal()) * weight);
+		}		
+		else if(iter->second.isArray() && iter->second[0].isReal()	// If it's an array of reals, loop through the reals and interpolate on those
+				&& iter->second.size() == srcVal.size() && iter->second.size() == destVal.size())
+		{
+			// Actually do interpolation: old value + (difference in values * factor)
+			for(int i=0; i < iter->second.size(); ++i) 
+			{
+				// iter->second[i] = (1.f-weight)*(F32)srcVal[i].asReal() + weight*(F32)destVal[i].asReal();	// old way of doing it -- equivalent but one more operation
+				iter->second[i] = srcVal[i].asReal() + ((destVal[i].asReal() - srcVal[i].asReal()) * weight);
+			}
+		}
+		else														// Else, skip
+		{
+			continue;
+		}
+	}
+}
-- 
cgit v1.2.3


From 31c1cff64fe6e963722e580c8779d69cef4b14ba Mon Sep 17 00:00:00 2001
From: Vadim ProductEngine <vsavchuk@productengine.com>
Date: Wed, 6 Jul 2011 00:42:28 +0300
Subject: STORM-1262 FIXED Removed the original Windlight Region Settings
 implementation.

---
 indra/newview/llwaterparamset.cpp | 1 -
 1 file changed, 1 deletion(-)

(limited to 'indra/newview/llwaterparamset.cpp')

diff --git a/indra/newview/llwaterparamset.cpp b/indra/newview/llwaterparamset.cpp
index 488b189e94..39d366b023 100644
--- a/indra/newview/llwaterparamset.cpp
+++ b/indra/newview/llwaterparamset.cpp
@@ -29,7 +29,6 @@
 #include "llwaterparamset.h"
 #include "llsd.h"
 
-#include "llfloaterwater.h"
 #include "llwaterparammanager.h"
 #include "lluictrlfactory.h"
 #include "llsliderctrl.h"
-- 
cgit v1.2.3