WhirlyGlobe  1.2
A 3D interactive globe toolkit for iOS
/Users/sjg/iPhone/WhirlyGlobe/WhirlyGlobeSrc/WhirlyGlobeLib/include/GlobeMath.h
00001 /*
00002  *  GlobeMath.h
00003  *  WhirlyGlobeLib
00004  *
00005  *  Created by Steve Gifford on 2/2/11.
00006  *  Copyright 2011 mousebird consulting
00007  *
00008  *  Licensed under the Apache License, Version 2.0 (the "License");
00009  *  you may not use this file except in compliance with the License.
00010  *  You may obtain a copy of the License at
00011  *  http://www.apache.org/licenses/LICENSE-2.0
00012  *
00013  *  Unless required by applicable law or agreed to in writing, software
00014  *  distributed under the License is distributed on an "AS IS" BASIS,
00015  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00016  *  See the License for the specific language governing permissions and
00017  *  limitations under the License.
00018  *
00019  */
00020 
00021 #import "WhirlyVector.h"
00022 
00023 namespace WhirlyGlobe
00024 {
00025 
00027 Point3f PointFromGeo(GeoCoord geo);
00028         
00030 GeoCoord GeoFromPoint(Point3f pt);
00031 
00033 template<typename T>
00034 T DegToRad(T deg) { return deg / 180.0 * (T)M_PI; }
00035 
00037 template<typename T>
00038 T RadToDeg(T rad) { return rad / (T)M_PI * 180.0; }
00039 
00040 }