From 28d8d4e7664bcd6c8369cc18832e42096af7cad2 Mon Sep 17 00:00:00 2001
From: Jacek Antonelli
Date: Fri, 15 Aug 2008 23:45:01 -0500
Subject: Second Life viewer sources 1.17.3.0

---
 linden/indra/llmath/llv4math.h | 121 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 linden/indra/llmath/llv4math.h

(limited to 'linden/indra/llmath/llv4math.h')

diff --git a/linden/indra/llmath/llv4math.h b/linden/indra/llmath/llv4math.h
new file mode 100644
index 0000000..d0b956b
--- /dev/null
+++ b/linden/indra/llmath/llv4math.h
@@ -0,0 +1,121 @@
+/** 
+ * @file llviewerjointmesh.cpp
+ * @brief LLV4* class header file - vector processor enabled math
+ *
+ * Copyright (c) 2007-2007, 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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.
+ */
+
+#ifndef	LL_LLV4MATH_H
+#define	LL_LLV4MATH_H
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+// LLV4MATH - GNUC
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+
+#if LL_GNUC && __GNUC__ >= 4 && __SSE__
+
+#define			LL_VECTORIZE					1
+
+#if LL_DARWIN
+
+#include <Accelerate/Accelerate.h>
+#include <xmmintrin.h>
+typedef vFloat	V4F32;
+
+#else
+
+#include <xmmintrin.h>
+typedef float	V4F32							__attribute__((vector_size(16)));
+
+#endif
+
+#endif
+#if LL_GNUC
+
+#define			LL_LLV4MATH_ALIGN_PREFIX
+#define			LL_LLV4MATH_ALIGN_POSTFIX		__attribute__((aligned(16)))
+
+#endif
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+// LLV4MATH - MSVC
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+
+#if LL_MSVC && _M_IX86_FP
+
+#define			LL_VECTORIZE					1
+
+#include <xmmintrin.h>
+
+typedef __m128	V4F32;
+
+#endif
+#if LL_MSVC
+
+#define			LL_LLV4MATH_ALIGN_PREFIX		__declspec(align(16))
+#define			LL_LLV4MATH_ALIGN_POSTFIX
+
+#endif
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+// LLV4MATH - default - no vectorization
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+
+#if !LL_VECTORIZE
+
+#define			LL_VECTORIZE					0
+
+struct			V4F32							{ F32 __pad__[4]; };
+
+inline F32 llv4lerp(F32 a, F32 b, F32 w)		{ return ( b - a ) * w + a; }
+
+#endif
+
+#ifndef			LL_LLV4MATH_ALIGN_PREFIX
+#	define			LL_LLV4MATH_ALIGN_PREFIX
+#endif
+#ifndef			LL_LLV4MATH_ALIGN_POSTFIX
+#	define			LL_LLV4MATH_ALIGN_POSTFIX
+#endif
+
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+// LLV4MATH
+//-----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+
+
+#define			LLV4_NUM_AXIS					4
+
+class LLV4Vector3;
+class LLV4Matrix3;
+class LLV4Matrix4;
+
+#endif
-- 
cgit v1.1