From f6762c3de57434730a2cbf6d0241bf1db5c9346c Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Fri, 14 Oct 2022 17:35:48 -0500
Subject: SL-18105 Add to/from json capability to LLGLTFMaterial

---
 indra/llmath/v3color.h | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'indra/llmath/v3color.h')

diff --git a/indra/llmath/v3color.h b/indra/llmath/v3color.h
index 0b3b4ea3e1..d925f56e97 100644
--- a/indra/llmath/v3color.h
+++ b/indra/llmath/v3color.h
@@ -88,6 +88,16 @@ public:
 	const LLColor3&	set(F32 x, F32 y, F32 z);	// Sets LLColor3 to (x, y, z)
 	const LLColor3&	set(const LLColor3 &vec);	// Sets LLColor3 to vec
 	const LLColor3&	set(const F32 *vec);		// Sets LLColor3 to vec
+    
+    // set from a vector of unknown type and size
+    // may leave some data unmodified
+    template<typename T>
+    const LLColor3& set(const std::vector<T>& v);
+
+    // write to a vector of unknown type and size
+    // maye leave some data unmodified
+    template<typename T>
+    void write(std::vector<T>& v) const;
 
 	F32		magVec() const;				// deprecated
 	F32		magVecSquared() const;		// deprecated
@@ -504,4 +514,26 @@ inline const LLVector3 linearColor3v(const T& a) {
     return LLVector3(linearColor3p(a.mV).mV);
 }
 
+template<typename T>
+const LLColor3& LLColor3::set(const std::vector<T>& v)
+{
+    for (S32 i = 0; i < llmin((S32)v.size(), 3); ++i)
+    {
+        mV[i] = v[i];
+    }
+
+    return *this;
+}
+
+// write to a vector of unknown type and size
+// maye leave some data unmodified
+template<typename T>
+void LLColor3::write(std::vector<T>& v) const
+{
+    for (int i = 0; i < llmin((S32)v.size(), 3); ++i)
+    {
+        v[i] = mV[i];
+    }
+}
+
 #endif
-- 
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