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00001 
00007 /* Copyright, 2000 Nevrax Ltd.
00008  *
00009  * This file is part of NEVRAX NEL.
00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
00011  * it under the terms of the GNU General Public License as published by
00012  * the Free Software Foundation; either version 2, or (at your option)
00013  * any later version.
00014 
00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00018  * General Public License for more details.
00019 
00020  * You should have received a copy of the GNU General Public License
00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00023  * MA 02111-1307, USA.
00024  */
00025 
00026 #ifndef NL_TILE_ELEMENT_H
00027 #define NL_TILE_ELEMENT_H
00028 
00029 #include "nel/misc/types_nl.h"
00030 #include "nel/misc/stream.h"
00031 
00032 
00033 namespace NL3D 
00034 {
00035 
00036 #define NL_TILE_ELM_MASK_ROTATE                         0x03
00037 #define NL_TILE_ELM_OFFSET_ROTATE                       0
00038 #define NL_TILE_ELM_SIZE_ROTATE                         2
00039 #define NL_TILE_ELM_MASK_UVINFO                         0x07
00040 #define NL_TILE_ELM_OFFSET_UVINFO                       6
00041 #define NL_TILE_ELM_SIZE_UVINFO                         3
00042 #define NL_TILE_ELM_MASK_SUBNOISE                       0x0F
00043 #define NL_TILE_ELM_OFFSET_SUBNOISE                     9
00044 #define NL_TILE_ELM_SIZE_SUBNOISE                       4
00045 
00049 #define NL_TILE_ELM_OFFSET_VEGETABLE      13 // start at the 14 th bit
00050 #define NL_TILE_ELM_MASK_VEGETABLE        0X03 // takes 2 bits
00051 #define NL_TILE_ELM_SIZE_VEGETABLE                2
00052 
00053 #define NL_TILE_ELM_LAYER_EMPTY                         0xffff
00054 
00055 
00056 // ***************************************************************************
00064 class   CTileElement
00065 {
00066 private:
00067         uint16  Flags;  // Tile Orientation, and Tile 256x256 UV offset.
00068 
00069 public:
00070 
00072         void    copyFlagsFromOther(const CTileElement &other) { Flags = other.Flags; }
00073 
00077         uint16  Tile[3];
00078         
00082         void    setTileOrient(sint i, uint8 orient);
00083         
00087         uint8   getTileOrient(sint i) const;
00088 
00089 
00103         void    setTile256Info(bool is256x256, uint8 uvOff=0);
00104         
00107         void    getTile256Info(bool &is256x256, uint8 &uvOff) const;
00108 
00109 
00112         void    setTileSubNoise(uint8 subNoise);
00113         
00116         uint8   getTileSubNoise() const;
00117 
00118 
00119         void    serial(NLMISC::IStream &f);
00120 
00122         enum TVegetableInfo { AboveWater = 0, UnderWater, IntersectWater, VegetableDisabled, VegetInfoLast };
00123 
00125         void    setVegetableState(TVegetableInfo state);
00126 
00128         TVegetableInfo  getVegetableState() const 
00129         { 
00130                 return (TVegetableInfo) ((Flags >> NL_TILE_ELM_OFFSET_VEGETABLE) & NL_TILE_ELM_MASK_VEGETABLE);
00131         }
00132 
00133 };
00134 
00135 
00136 
00137 } // NL3D
00138 
00139 
00140 #endif // NL_TILE_ELEMENT_H
00141 
00142 /* End of tile_element.h */