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Annotation of mstools/samples/mandel/bndscan.h, revision 1.1

1.1     ! root        1: /******************************Module*Header*******************************\
        !             2: * Module Name: bndscan.h
        !             3: *
        !             4: * Contains the #defines used for finding boundary points
        !             5: *
        !             6: * Created: 19-Mar-1992 16:10:14
        !             7: * Author: Petrus Wong
        !             8: *
        !             9: * Copyright (c) 1990 Microsoft Corporation
        !            10: *
        !            11: * The eight neighbors of any boundary point are represented by thier
        !            12: * relative direction.  For example, north, south, east and west.
        !            13: * The directions are #defined clockwise.  And these defined values will
        !            14: * be used with shifting operations.
        !            15: *
        !            16: * Dependencies:
        !            17: *
        !            18: *   none
        !            19: *
        !            20: \**************************************************************************/
        !            21: #define EAST        0x0001
        !            22: #define SOUTHEAST   0x0002
        !            23: #define SOUTH       0x0004
        !            24: #define SOUTHWEST   0x0008
        !            25: #define WEST        0x0010
        !            26: #define NORTHWEST   0x0020
        !            27: #define NORTH       0x0040
        !            28: #define NORTHEAST   0x0080
        !            29: 
        !            30: //
        !            31: // Turning left and right are also defined.
        !            32: //
        !            33: #define LEFT       1
        !            34: #define RIGHT      2
        !            35: 
        !            36: //
        !            37: // This is maximum number of boundary points we are going to handle.
        !            38: // Works pretty well in most cases.  This limit exists for catching
        !            39: // the unprobable situation of infinite loop.
        !            40: //
        !            41: #define MAXPOINT    50000
        !            42: 
        !            43: //
        !            44: // Internal data structure used for boundary point finding only.
        !            45: //
        !            46: typedef struct _node {
        !            47:     DWORD   dwDirection;
        !            48:     BOOL    bEscape;
        !            49: }NODE;
        !            50: 
        !            51: //
        !            52: // externs
        !            53: //
        !            54: extern HPEN hpnGreen;
        !            55: extern HWND ghwndMain;
        !            56: extern char gtext[256];
        !            57: extern HBITMAP SaveBitmap   (HWND);

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