WhirlyGlobe
1.1
A 3D interactive globe toolkit for ios
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00001 /* 00002 * SphericalEarth.h 00003 * WhirlyGlobeLib 00004 * 00005 * Created by Steve Gifford on 1/11/11. 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 <math.h> 00022 #import "WhirlyVector.h" 00023 #import "TextureGroup.h" 00024 #import "GlobeScene.h" 00025 #import "DataLayer.h" 00026 00027 // Each chunk of the globe is broken into this many units 00028 static const unsigned int SphereTessX = 10,SphereTessY = 25; 00029 //static const unsigned int SphereTessX = 20,SphereTessY = 50; 00030 00037 @interface SphericalEarthLayer : NSObject<WhirlyGlobeLayer> 00038 { 00039 TextureGroup *texGroup; 00040 WhirlyGlobe::GlobeScene *scene; 00041 unsigned int xDim,yDim; 00042 unsigned int chunkX,chunkY; 00043 // float radius; // 1.0 by default 00044 } 00045 00048 - (id)initWithTexGroup:(TextureGroup *)texGroup; 00049 00051 - (void)startWithThread:(WhirlyGlobeLayerThread *)layerThread scene:(WhirlyGlobe::GlobeScene *)scene; 00052 00055 - (float)smallestTesselation; 00056 00057 @end