diff options
Diffstat (limited to 'indra/llmath/llsphere.h')
| -rw-r--r-- | indra/llmath/llsphere.h | 154 |
1 files changed, 77 insertions, 77 deletions
diff --git a/indra/llmath/llsphere.h b/indra/llmath/llsphere.h index ba8e437ecf..413a307543 100644 --- a/indra/llmath/llsphere.h +++ b/indra/llmath/llsphere.h @@ -1,77 +1,77 @@ -// llsphere.h -/** - * @file llsphere.cpp - * @author Andrew Meadows - * @brief Simple sphere implementation for basic geometric operations - * - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - */ - -#ifndef LL_SPHERE_H -#define LL_SPHERE_H - -#include "stdtypes.h" -#include "v3math.h" -#include <iostream> -#include <vector> - -class LLSphere -{ -public: - LLSphere(); - LLSphere( const LLVector3& center, F32 radius ); - - void set( const LLVector3& center, F32 radius ); - void setCenter( const LLVector3& center ); - void setRadius( F32 radius ); - - const LLVector3& getCenter() const; - F32 getRadius() const; - - // returns true if this sphere completely contains other_sphere - bool contains(const LLSphere& other_sphere) const; - - // returns true if this sphere overlaps other_sphere - bool overlaps(const LLSphere& other_sphere) const; - - // returns overlap distance - // negative overlap is closest approach - F32 getOverlap(const LLSphere& other_sphere) const; - - // removes any spheres that are contained in others - static void collapse(std::vector<LLSphere>& sphere_list); - - // returns minimum sphere bounding sphere for a set of spheres - static LLSphere getBoundingSphere(const LLSphere& first_sphere, const LLSphere& second_sphere); - static LLSphere getBoundingSphere(const std::vector<LLSphere>& sphere_list); - - bool operator==(const LLSphere& rhs) const; - - friend std::ostream& operator<<( std::ostream& output_stream, const LLSphere& line ); - -protected: - LLVector3 mCenter; - F32 mRadius; -}; - - -#endif +// llsphere.h
+/**
+ * @file llsphere.cpp
+ * @author Andrew Meadows
+ * @brief Simple sphere implementation for basic geometric operations
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_SPHERE_H
+#define LL_SPHERE_H
+
+#include "stdtypes.h"
+#include "v3math.h"
+#include <iostream>
+#include <vector>
+
+class LLSphere
+{
+public:
+ LLSphere();
+ LLSphere( const LLVector3& center, F32 radius );
+
+ void set( const LLVector3& center, F32 radius );
+ void setCenter( const LLVector3& center );
+ void setRadius( F32 radius );
+
+ const LLVector3& getCenter() const;
+ F32 getRadius() const;
+
+ // returns true if this sphere completely contains other_sphere
+ bool contains(const LLSphere& other_sphere) const;
+
+ // returns true if this sphere overlaps other_sphere
+ bool overlaps(const LLSphere& other_sphere) const;
+
+ // returns overlap distance
+ // negative overlap is closest approach
+ F32 getOverlap(const LLSphere& other_sphere) const;
+
+ // removes any spheres that are contained in others
+ static void collapse(std::vector<LLSphere>& sphere_list);
+
+ // returns minimum sphere bounding sphere for a set of spheres
+ static LLSphere getBoundingSphere(const LLSphere& first_sphere, const LLSphere& second_sphere);
+ static LLSphere getBoundingSphere(const std::vector<LLSphere>& sphere_list);
+
+ bool operator==(const LLSphere& rhs) const;
+
+ friend std::ostream& operator<<( std::ostream& output_stream, const LLSphere& line );
+
+protected:
+ LLVector3 mCenter;
+ F32 mRadius;
+};
+
+
+#endif
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