CnC_Remastered_Collection/REDALERT/FACE.H
PG-SteveT 03416d24e1 Initial Source Code commit
Initial commit of original Tiberian Dawn and Red Alert source code converted to build as DLLs, and compatible with the release version of Command & Conquer Remastered.
2020-05-27 12:16:20 -07:00

79 lines
3.4 KiB
C

//
// Copyright 2020 Electronic Arts Inc.
//
// TiberianDawn.DLL and RedAlert.dll and corresponding source code is free
// software: you can redistribute it and/or modify it under the terms of
// the GNU General Public License as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
// TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed
// in the hope that it will be useful, but with permitted additional restrictions
// under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
// distributed with this program. You should have received a copy of the
// GNU General Public License along with permitted additional restrictions
// with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
/* $Header: /CounterStrike/FACE.H 1 3/03/97 10:24a Joe_bostic $ */
/***********************************************************************************************
*** 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 ***
***********************************************************************************************
* *
* Project Name : Command & Conquer *
* *
* File Name : FACE.H *
* *
* Programmer : Joe L. Bostic *
* *
* Start Date : 03/08/96 *
* *
* Last Update : March 8, 1996 [JLB] *
* *
*---------------------------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#ifndef FACE_H
#define FACE_H
// Enumerations of the facing values returned from Desired_Facing().
typedef enum DirType : unsigned char {
DIR_MIN=0,
DIR_N=0,
DIR_NE=1<<5,
DIR_E=2<<5,
DIR_SE=3<<5,
DIR_S=4<<5,
DIR_SW=5<<5,
DIR_W=6<<5,
DIR_NW=7<<5,
DIR_MAX=255
} DirType;
// Operators that allow simple math with DirType.
inline DirType operator + (DirType f1, DirType f2)
{
return (DirType)(((int)f1 + (int)f2) & 0x00FF);
}
inline DirType operator + (DirType f1, int f2)
{
return (DirType)(((int)f1 + (int)f2) & 0x00FF);
}
inline DirType operator - (DirType f1, DirType f2)
{
return (DirType)(((int)f1 - (int)f2) & 0x00FF);
}
inline DirType operator - (DirType f1, int f2)
{
return (DirType)(((int)f1 - (int)f2) & 0x00FF);
}
// Function prototypes.
DirType Desired_Facing8(int x1, int y1, int x2, int y2);
DirType Desired_Facing256(int srcx, int srcy, int dstx, int dsty);
#endif