#ifndef GRAPHICS_MONITOR_H
#define GRAPHICS_MONITOR_H
/*
**      $Filename: graphics/monitor.h $
**      $Release: 2.04 Includes, V37.4 $
**      $Revision: 37.0 $
**      $Date: 91/01/07 $
**
**      graphics monitorspec definintions
**
**      (C) Copyright 1985-1999 Amiga, Inc.
**          All Rights Reserved
*/

#ifndef EXEC_SEMAPHORES_H
#include        <exec/semaphores.h>
#endif

#ifndef GRAPHICS_GFXNODES_H
#include        <graphics/gfxnodes.h>
#endif

#ifndef GRAPHICS_GFX_H
#include        <graphics/gfx.h>
#endif

struct  MonitorSpec
{
    struct     ExtendedNode    ms_Node;
    UWORD      ms_Flags;
    LONG       ratioh;
    LONG       ratiov;
    UWORD      total_rows;
    UWORD      total_colorclocks;
    UWORD      DeniseMaxDisplayColumn;
    UWORD      BeamCon0;
    UWORD      min_row;
    struct     SpecialMonitor  *ms_Special;
    UWORD      ms_OpenCount;
    LONG       (*ms_transform)();
    LONG       (*ms_translate)();
    LONG       (*ms_scale)();
    UWORD      ms_xoffset;
    UWORD      ms_yoffset;
    struct     Rectangle       ms_LegalView;
    LONG       (*ms_maxoscan)();       /* maximum legal overscan */
    LONG       (*ms_videoscan)();      /* video display overscan */
    UWORD      DeniseMinDisplayColumn;
    ULONG      DisplayCompatible;
    struct     List DisplayInfoDataBase;
    struct     SignalSemaphore DisplayInfoDataBaseSemaphore;
    ULONG      ms_reserved00;
    ULONG       ms_reserved01;
};

#define        TO_MONITOR      0
#define        FROM_MONITOR    1
#define        STANDARD_XOFFSET        9
#define        STANDARD_YOFFSET        0
#define        REQUEST_NTSC    1
#define        REQUEST_PAL     2
#define        REQUEST_SPECIAL 4
#define REQUEST_A2024   8

#define        DEFAULT_MONITOR_NAME    "default.monitor"
#define        NTSC_MONITOR_NAME       "ntsc.monitor"
#define        PAL_MONITOR_NAME        "pal.monitor"
#define STANDARD_MONITOR_MASK   ( REQUEST_NTSC | REQUEST_PAL )

#define        STANDARD_NTSC_ROWS      262
#define        STANDARD_PAL_ROWS       312
#define        STANDARD_COLORCLOCKS    226
#define        STANDARD_DENISE_MAX     455
#define        STANDARD_DENISE_MIN     93
#define        STANDARD_NTSC_BEAMCON   ( 0x0000 )
#define STANDARD_PAL_BEAMCON    ( DISPLAYPAL )

#define SPECIAL_BEAMCON ( VARVBLANK | LOLDIS | VARVSYNC | VARBEAM | CSBLANK )

#define        MIN_NTSC_ROW    21
#define        MIN_PAL_ROW     29
#define        STANDARD_VIEW_X 0x81
#define        STANDARD_VIEW_Y 0x2C
#define        STANDARD_HBSTRT 0x06
#define        STANDARD_HSSTRT 0x0B
#define        STANDARD_HSSTOP 0x1C
#define        STANDARD_HBSTOP 0x2C
#define        STANDARD_VBSTRT 0x0122
#define        STANDARD_VSSTRT 0x02A6
#define        STANDARD_VSSTOP 0x03AA
#define STANDARD_VBSTOP 0x1066

#define        VGA_COLORCLOCKS (STANDARD_COLORCLOCKS/2)
#define        VGA_TOTAL_ROWS  (STANDARD_NTSC_ROWS*2)
#define        VGA_DENISE_MIN  59
#define        MIN_VGA_ROW     29
#define        VGA_HBSTRT      0x08
#define        VGA_HSSTRT      0x0E
#define        VGA_HSSTOP      0x1C
#define       VGA_HBSTOP      0x1E
#define       VGA_VBSTRT      0x0000
#define       VGA_VSSTRT      0x0153
#define       VGA_VSSTOP      0x0235
#define VGA_VBSTOP      0x0CCD

#define VGA_MONITOR_NAME        "vga.monitor"

#define       VGA70_COLORCLOCKS (STANDARD_COLORCLOCKS/2)
#define       VGA70_TOTAL_ROWS 449
#define       VGA70_DENISE_MIN 59
#define       MIN_VGA70_ROW   35
#define       VGA70_HBSTRT    0x08
#define       VGA70_HSSTRT    0x0E
#define       VGA70_HSSTOP    0x1C
#define       VGA70_HBSTOP    0x1E
#define       VGA70_VBSTRT    0x0000
#define       VGA70_VSSTRT    0x02A6
#define       VGA70_VSSTOP    0x0388
#define VGA70_VBSTOP    0x0F73

#define       VGA70_BEAMCON   (SPECIAL_BEAMCON ^ VSYNCTRUE)
#define VGA70_MONITOR_NAME      "vga70.monitor"

#define       BROADCAST_HBSTRT        0x01
#define       BROADCAST_HSSTRT        0x06
#define       BROADCAST_HSSTOP        0x17
#define       BROADCAST_HBSTOP        0x27
#define       BROADCAST_VBSTRT        0x0000
#define       BROADCAST_VSSTRT        0x02A6
#define       BROADCAST_VSSTOP        0x054C
#define       BROADCAST_VBSTOP        0x1C40
#define       BROADCAST_BEAMCON       ( LOLDIS | CSBLANK )
#define       RATIO_FIXEDPART 4
#define RATIO_UNITY     (1 << RATIO_FIXEDPART)

struct  AnalogSignalInterval
{
    UWORD     asi_Start;
    UWORD       asi_Stop;
};

struct  SpecialMonitor
{
    struct    ExtendedNode    spm_Node;
    UWORD     spm_Flags;
    int       (*do_monitor)();
    int       (*reserved1)();
    int       (*reserved2)();
    int       (*reserved3)();
    struct    AnalogSignalInterval    hblank;
    struct    AnalogSignalInterval    vblank;
    struct    AnalogSignalInterval    hsync;
    struct      AnalogSignalInterval    vsync;
};

#endif  /* GRAPHICS_MONITOR_H */