CnC_Remastered_Collection

Command and Conquer: Red Alert
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FACE.H (3467B)

      1 //
      2 // Copyright 2020 Electronic Arts Inc.
      3 //
      4 // TiberianDawn.DLL and RedAlert.dll and corresponding source code is free 
      5 // software: you can redistribute it and/or modify it under the terms of 
      6 // the GNU General Public License as published by the Free Software Foundation, 
      7 // either version 3 of the License, or (at your option) any later version.
      8 
      9 // TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed 
     10 // in the hope that it will be useful, but with permitted additional restrictions 
     11 // under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT 
     12 // distributed with this program. You should have received a copy of the 
     13 // GNU General Public License along with permitted additional restrictions 
     14 // with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
     15 
     16 /* $Header: /CounterStrike/FACE.H 1     3/03/97 10:24a Joe_bostic $ */
     17 /***********************************************************************************************
     18  ***              C O N F I D E N T I A L  ---  W E S T W O O D  S T U D I O S               ***
     19  ***********************************************************************************************
     20  *                                                                                             *
     21  *                 Project Name : Command & Conquer                                            *
     22  *                                                                                             *
     23  *                    File Name : FACE.H                                                       *
     24  *                                                                                             *
     25  *                   Programmer : Joe L. Bostic                                                *
     26  *                                                                                             *
     27  *                   Start Date : 03/08/96                                                     *
     28  *                                                                                             *
     29  *                  Last Update : March 8, 1996 [JLB]                                          *
     30  *                                                                                             *
     31  *---------------------------------------------------------------------------------------------*
     32  * Functions:                                                                                  *
     33  * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
     34 
     35 #ifndef FACE_H
     36 #define FACE_H
     37 
     38 // Enumerations of the facing values returned from Desired_Facing().
     39 typedef enum DirType : unsigned char {
     40 	DIR_MIN=0,
     41 	DIR_N=0,
     42 	DIR_NE=1<<5,
     43 	DIR_E=2<<5,
     44 	DIR_SE=3<<5,
     45 	DIR_S=4<<5,
     46 	DIR_SW=5<<5,
     47 	DIR_W=6<<5,
     48 	DIR_NW=7<<5,
     49 	DIR_MAX=255
     50 } DirType;
     51 
     52 // Operators that allow simple math with DirType.
     53 inline DirType operator + (DirType f1, DirType f2)
     54 {
     55 	return (DirType)(((int)f1 + (int)f2) & 0x00FF);
     56 }
     57 inline DirType operator + (DirType f1, int f2)
     58 {
     59 	return (DirType)(((int)f1 + (int)f2) & 0x00FF);
     60 }
     61 inline DirType operator - (DirType f1, DirType f2)
     62 {
     63 	return (DirType)(((int)f1 - (int)f2) & 0x00FF);
     64 }
     65 inline DirType operator - (DirType f1, int f2)
     66 {
     67 	return (DirType)(((int)f1 - (int)f2) & 0x00FF);
     68 }
     69 
     70 
     71 // Function prototypes.
     72 DirType Desired_Facing8(int x1, int y1, int x2, int y2);
     73 DirType Desired_Facing256(int srcx, int srcy, int dstx, int dsty);
     74 
     75 #endif
     76 
     77 
     78