home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Resource Library: Graphics
/
graphics-16000.iso
/
msdos
/
viewers
/
pcshow
/
tardev.h
< prev
next >
Wrap
C/C++ Source or Header
|
1991-07-01
|
10KB
|
335 lines
/*
*/
/*
* Board types used for targa->boardType
*/
#define TYPE_8 8
#define TYPE_16 16
#define TYPE_24 24
#define TYPE_32 32
#define TYPE_M8 -8
/*
* TARGA: 400 to 482 rows x 512 pixels/row X 16 bits/pixel
*/
#define XMIN 0
#define YMIN 0
#define XRES 512 /* X resolution */
#define YRES 512 /* Y Resolution */
#define YVISMAX (2*targa->LinesPerField) /* Maximum visible Y coordinate */
#define YVISMIN 0 /* Minimum visible Y coordiate */
#define DEF_ROWS 400 /* Default number of rows */
#define DEF_IOBASE 0x220
#define IOBASE targa->iobase /* io base location of graphics registers */
#define MEMSEG targa->memloc /* use the variable so we can use */
#define SCNSEG targa->memloc /* the one defined in TARGA */
#define SRCBANK (targa->memloc+0x0800) /* use high-bank as source bank */
#define DESTBANK targa->memloc /* use lo-bank as destination bank */
#define DEF_MEMSEG 0xa000 /* Default screen memory */
/*
* Output register definitions
*/
#define MODEREG (IOBASE+0xC00) /* Mode Register address */
#define MASKREG (IOBASE+0x800) /* Mask Registers */
#define UNDERREG (IOBASE+0x800) /* Underscan register */
#define OVERREG (IOBASE+0x802) /* overscan register */
#define DESTREG (IOBASE+0x802) /* Address of Page Select Lower Register */
#define SRCREG (IOBASE+0x803) /* Address of Page Select Upper Register */
#define VCRCON (IOBASE+0x400) /* Address of Contrast/VidSrc Register */
#define BLNDREG VCRCON
#define SATHUE (IOBASE+0x402) /* Satuation/Hue Register address */
#define DRREG (IOBASE+0x401) /* ADDRESS OF Controller Write Register */
#define VERTPAN (IOBASE+0x403) /* Address of Vertical Pan Register */
#define BORDER (IOBASE) /* Address of Page Select Lower Register */
/*
* Input register definitions
*/
#define VIDEOSTATUS (IOBASE+0xC02) /* Video Status Register */
#define RASTERREG (IOBASE+0xC00) /* Raster counter register */
/*
* Default register values
*/
#define DEF_MODE 1 /* Default mode register value */
/* Memory selected, 512x512, 1x */
/* Display mode */
#define DEF_MASK 0 /* default memory mask */
#define DEF_SATURATION 0x4 /* default saturation value */
#define DEF_HUE 0x10 /* default hue value */
#define DEF_CONTRAST 0x10 /* default contrast value */
#define DEF_VIDSRC 0 /* default video source value - Composite */
#define DEF_VERTPAN 56 /* assumes 400-line output */
#define DEF_BORDER 0 /* default border color */
/*
* MASK AND SHIFT VALUE FOR REGISTERS CONTAINING SUBFIELDS
*/
/*
* ******************************************************
* MODE REGISTERS
* ******************************************************
*/
#define MSK_MSEL 0xfffC /* memory select bits */
#define SHF_MSEL 0x0000
#define MSEL 1
#define MSK_IBIT 0xfffb /* Interlace bit */
#define SHF_IBIT 2
#define MSK_RES 0xFFC7 /* disp. resolution and screen select bits */
#define SHF_RES 3
#define S0_512X512_0 0 /* 512x512 resolution screen */
#define S1_512X512_1 1
#define S2_512X256_0 2 /* 512x256 resolution screen 0 */
#define S3_512X256_1 3 /* 512x256 resolution screen 1 */
#define S4_256X256_0 4 /* 256x256 resolution screen 0 */
#define S5_256X256_1 5 /* .... */
#define S6_256X256_2 6
#define S7_256X256_3 7
#define MSK_REGWRITE 0xFFBF /* mask for display register write */
#define SHF_REGWRITE 6
#define REGINDEX 0 /* to write an index value */
#define REGVALUE 1 /* to write a value */
#define MSK_BIT9 0xFF7F /* maks for high-order bit of DR's */
#define SHF_BIT9 7
#define MSK_TAPBITS 0xFCFF /* mask for setting the tap bits */
#define SHF_TAPBITS 8
#define MSK_ZOOM 0xF3FF /* Mask for zoom factor */
#define SHF_ZOOM 10
#define MSK_DISPLAY 0xCFFF /* Mask for display mode */
#define SHF_DISPLAY 12
#define MEMORY_MODE 0
#define LIVE_FIXED 1
#define OVERLAY_MODE 2
#define LIVE_LIVE 3
#define DEF_DISPLAY 0
#define MSK_CAPTURE 0xBFFF /* Mask for capture bit */
#define SHF_CAPTURE 14
#define MSK_GENLOCK 0x7FFF /* MASK FOR GENLOCK */
#define SHF_GENLOCK 15
#define DEF_GENLOCK 0
/*
* Video status input register
*/
#define FIELDBIT 0x0001
#define VIDEOLOSS 0x0002
/*
* VIDEO SOURCE/CONTROL REGISTER
*/
#define MSK_CONTRAST 0xFFC1
#define SHF_CONTRAST 1
#define MAX_CONTRAST 0x1f
#define MSK_RGBORCV 0xBF
#define SHF_RGBORCV 6
#define RGB 1
#define CV 0
#define MSK_VCRORCAMERA 0x7F
#define SHF_VCRORCAMERA 7
#define VCR 1
#define CAMERA 0
/*
* HUE/SATUATION REGISTER
*/
#define MSK_HUE 0xE0
#define SHF_HUE 0
#define MAX_HUE 0x1f
#define MSK_SATURATION 0x1F
#define SHF_SATURATION 5
#define MAX_SATURATION 0x07
/*
* *********************************************
* Display register settings
* *********************************************
*
* Screen Positioning Registers:
* DR 0-3
*/
#define LEFTBORDER 0
#define DEF_LEFT 85
#define MIN_LEFT 75
#define MAX_LEFT 95
#define RIGHTBORDER 1
#define DEF_RIGHT (DEF_LEFT+256)
#define TOPBORDER 2
#define DEF_TOP 40
#define MIN_TOP 20
#define BOTTOMBORDER 3
#define DEF_BOTTOM (DEFTOP+DEFROWS/2)
#define MAX_BOTTOM 261
/*
* REgisters which track 0-3
*/
#define DR8 8
#define PRESHIFT DR8
#define EQU_DR8 DR0
#define DR9 9
#define EQU_DR9 DR1
#define DR10 10
#define EQU_DR10 DR2
#define DR11 11
#define EQU_DR11 DR3
/*
* REQUIRED REGISTERS
*/
#define DR4 4
#define DEF_DR4 352
#define DR5 5
#define DEF_DR5 1
#define DR6 6
#define DEF_DR6 0
#define DR7 7
#define DEF_DR7 511
#define DR12 12
#define DEF_DR12 20
#define DR13 13
#define DEF_DR13 22
#define DR14 14
#define DEF_DR14 0
#define DR15 15
#define DEF_DR15 511
#define DR16 16
#define DEF_DR16 0
#define DR17 17
#define DEF_DR17 0
#define DR18 18
#define DEF_DR18 0
#define DR19 19
#define DEF_DR19 4
/* interlace mode register & parameters */
#define DR20 20
#define INTREG 0x14
#define DEF_INT 0 /* default to interlace mode 0 */
#define MSK_INTERLACE 0x0003
struct TARStruct {
/* Board Configuration */
int memloc; /* memory segment */
int iobase; /* IOBASE segment */
int BytesPerPixel; /* number of words per pixel */
int RowsPerBank; /* number of row per 64K bank */
int MaxBanks; /* maximum bank id */
int AddressShift; /* number of bits to shift address */
/* Control registers */
int mode; /* mode register */
int Mask; /* mask register */
int PageMode; /* current page mode (screen res. and page) */
unsigned PageLower; /* Lower Page Select register */
unsigned PageUpper; /* upper Page select register */
int VCRCon; /* VCRContract register */
int SatHue; /* Hue and Saturation register */
long BorderColor; /* Border color register */
int VertShift; /* Vertical Pan Register */
int PanXOrig, PanYOrig; /* x,y pan origin */
/* TARGA-SET PARAMETERS */
int boardType; /* See TYPE_XX IN THIS FILE */
/* FOR DEFINITION OF Board Types */
int xOffset; /* X-offset */
int yOffset; /* Y-Offset */
int LinesPerField; /* maximum visible row count */
int InterlaceMode; /* desired interlace mode */
int AlwaysGenLock; /* Genlock always on or not */
int Contrast; /* Desired Contrast */
int Hue; /* Desired Hue */
int Saturation; /* Desired Satuation */
int RGBorCV; /* CV or RGB Input */
int VCRorCamera; /* VCR or Camera */
int ovrscnAvail, ovrscnOn; /* ovrscnAvail 1 if Overscan installed */
/* ovrscnOn 1 if overscan is stretching */
/* Display Registers */
int DisplayRegister[22];
};
struct M8Struct {
int there; /* flag to indicate if m8 is present */
/* logical true if M8 present (i.e. 1) */
/* and logical false (0) otherwise */
int inOffset; /* input offset */
int inGain; /* input gain */
int inputMux; /* input channel */
int modeRegister; /* value of the mode register on the M8 top */
int inMap, outMap; /* active input/output color map */
int loopThru; /* logical flag if M8 loop-through is desired */
/* of CGA input 1---YES, 0---No */
int topFunction; /* currently selected top function */
int CGAInterlace; /* interlace mode for a CGA if used */
};
#define M8MODE 0x400 /* IO Offset for writes to M8 Mode register */
#define M8WRITE 0x402 /* Offset for writes to M8 function registers */
#define M8READ 0x802 /* Offset for reads from M8 function registers */
#define DEF_M8MODE 2
#define DEF_M8GAIN 50
#define DEF_M8OFFSET 50
#define DEF_M8MUX 0
#define DEF_M8INMAP 0
#define DEF_M8OUTMAP 0
#define DEF_CGAINTERLACE 3
struct hdStruct {
char textSize;
char mapType;
char dataType;
int mapOrig;
int mapLength;
char CMapBits;
int XOffset;
int YOffset;
int x;
int y;
int dataBits, imType;
} ;
/* stroke font file */
typedef struct{
int width; /* width of character */
int height; /* height of char from baseline */
int descent; /* descent below baseline */
int index; /* index into stroke table */
} SFONTCHAR;
typedef struct {
int dx; /* dx of character */
int dy; /* dy of character */
int dd; /* dy of descenders */
int first; /* value of first char in font */
int last; /* value of last char in font */
int *strokes; /* where the strokes are located */
SFONTCHAR *info; /* info on each character */
} SFONT;