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			43 lines
		
	
	
	
		
			924 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			43 lines
		
	
	
	
		
			924 B
		
	
	
	
		
			C++
		
	
	
	
	
	
| #ifndef TERRAIN_LAND_FACTORY_H
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| #define TERRAIN_LAND_FACTORY_H
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| 
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| namespace Terrain
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| {
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|   enum LandInfoGridType
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|     {
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|       LGT_Quadratic
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|     };
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| 
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|   enum LandInfoDataType
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|     {
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|       LDT_Float
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|     };
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| 
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|   struct LandInfo
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|   {
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|     // Type information
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|     LandInfoGridType grid;
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|     LandInfoDataType data;
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| 
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|     // Landscape size and number of vertices. Note that xsize and
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|     // ysize may be negative, signaling a flipped landscape in that
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|     // direction.
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|     float xsize, ysize;
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|     int numx, numy;
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| 
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|     // World offset along the same x/y axes. Whether these are set or
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|     // used depends on the client implementation.
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|     float xoffset, yoffset;
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|   };
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| 
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|   /*
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|     Factory class that provides streams to land data cells. Each
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|     "cell" has a unique integer coordinate in the plane.
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|   */
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|   struct LandFactory
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|   {
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|     // True if this factory has any data for the given grid cell.
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|     virtual bool has(int x, int y) = 0;
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|   };
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| }
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| #endif
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