Imported existing code

indra/llmath/llsdutil_math.cpp

@@ -0,0 +1,173 @@
+/** 
+ * @file llsdutil_math.cpp
+ * @author Phoenix
+ * @date 2006-05-24
+ * @brief Implementation of classes, functions, etc, for using structured data.
+ *
+ * $LicenseInfo:firstyear=2006&license=viewergpl$
+ * 
+ * Copyright (c) 2006-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "llsdutil.h"
+
+#include "v3math.h"
+#include "v4math.h"
+#include "v3dmath.h"
+#include "v2math.h"
+#include "llquaternion.h"
+#include "v4color.h"
+
+#if LL_WINDOWS
+#	define WIN32_LEAN_AND_MEAN
+#	include <winsock2.h>	// for htonl
+#elif LL_LINUX || LL_SOLARIS
+#	include <netinet/in.h>
+#elif LL_DARWIN
+#	include <arpa/inet.h>
+#endif
+
+#include "llsdserialize.h"
+
+// vector3
+LLSD ll_sd_from_vector3(const LLVector3& vec)
+{
+	LLSD rv;
+	rv.append((F64)vec.mV[VX]);
+	rv.append((F64)vec.mV[VY]);
+	rv.append((F64)vec.mV[VZ]);
+	return rv;
+}
+
+LLVector3 ll_vector3_from_sd(const LLSD& sd, S32 start_index)
+{
+	LLVector3 rv;
+	rv.mV[VX] = (F32)sd[start_index].asReal();
+	rv.mV[VY] = (F32)sd[++start_index].asReal();
+	rv.mV[VZ] = (F32)sd[++start_index].asReal();
+	return rv;
+}
+
+// vector4
+LLSD ll_sd_from_vector4(const LLVector4& vec)
+{
+	LLSD rv;
+	rv.append((F64)vec.mV[VX]);
+	rv.append((F64)vec.mV[VY]);
+	rv.append((F64)vec.mV[VZ]);
+	rv.append((F64)vec.mV[VW]);
+	return rv;
+}
+
+LLVector4 ll_vector4_from_sd(const LLSD& sd, S32 start_index)
+{
+	LLVector4 rv;
+	rv.mV[VX] = (F32)sd[start_index].asReal();
+	rv.mV[VY] = (F32)sd[++start_index].asReal();
+	rv.mV[VZ] = (F32)sd[++start_index].asReal();
+	rv.mV[VW] = (F32)sd[++start_index].asReal();
+	return rv;
+}
+
+// vector3d
+LLSD ll_sd_from_vector3d(const LLVector3d& vec)
+{
+	LLSD rv;
+	rv.append(vec.mdV[VX]);
+	rv.append(vec.mdV[VY]);
+	rv.append(vec.mdV[VZ]);
+	return rv;
+}
+
+LLVector3d ll_vector3d_from_sd(const LLSD& sd, S32 start_index)
+{
+	LLVector3d rv;
+	rv.mdV[VX] = sd[start_index].asReal();
+	rv.mdV[VY] = sd[++start_index].asReal();
+	rv.mdV[VZ] = sd[++start_index].asReal();
+	return rv;
+}
+
+//vector2
+LLSD ll_sd_from_vector2(const LLVector2& vec)
+{
+	LLSD rv;
+	rv.append((F64)vec.mV[VX]);
+	rv.append((F64)vec.mV[VY]);
+	return rv;
+}
+
+LLVector2 ll_vector2_from_sd(const LLSD& sd)
+{
+	LLVector2 rv;
+	rv.mV[VX] = (F32)sd[0].asReal();
+	rv.mV[VY] = (F32)sd[1].asReal();
+	return rv;
+}
+
+// Quaternion
+LLSD ll_sd_from_quaternion(const LLQuaternion& quat)
+{
+	LLSD rv;
+	rv.append((F64)quat.mQ[VX]);
+	rv.append((F64)quat.mQ[VY]);
+	rv.append((F64)quat.mQ[VZ]);
+	rv.append((F64)quat.mQ[VW]);
+	return rv;
+}
+
+LLQuaternion ll_quaternion_from_sd(const LLSD& sd)
+{
+	LLQuaternion quat;
+	quat.mQ[VX] = (F32)sd[0].asReal();
+	quat.mQ[VY] = (F32)sd[1].asReal();
+	quat.mQ[VZ] = (F32)sd[2].asReal();
+	quat.mQ[VW] = (F32)sd[3].asReal();
+	return quat;
+}
+
+// color4
+LLSD ll_sd_from_color4(const LLColor4& c)
+{
+	LLSD rv;
+	rv.append(c.mV[0]);
+	rv.append(c.mV[1]);
+	rv.append(c.mV[2]);
+	rv.append(c.mV[3]);
+	return rv;
+}
+
+LLColor4 ll_color4_from_sd(const LLSD& sd)
+{
+	LLColor4 c;
+	c.mV[0] = (F32)sd[0].asReal();
+	c.mV[1] = (F32)sd[1].asReal();
+	c.mV[2] = (F32)sd[2].asReal();
+	c.mV[3] = (F32)sd[3].asReal();
+	return c;
+}