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view.h
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C/C++ Source or Header
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1993-10-15
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#ifndef GRAPHICS_VIEW_H
#define GRAPHICS_VIEW_H
/*
** $VER: view.h 39.34 (31.5.93)
** Includes Release 40.15
**
** graphics view/viewport definintions
**
** (C) Copyright 1985-1993 Commodore-Amiga, Inc.
** All Rights Reserved
*/
#define ECS_SPECIFIC
#ifndef EXEC_TYPES_H
#include <exec/types.h>
#endif
#ifndef EXEC_SEMAPHORES_H
#include <exec/semaphores.h>
#endif
#ifndef GRAPHICS_GFX_H
#include <graphics/gfx.h>
#endif
#ifndef GRAPHICS_COPPER_H
#include <graphics/copper.h>
#endif
#ifndef GRAPHICS_GFXNODES_H
#include <graphics/gfxnodes.h>
#endif
#ifndef GRAPHICS_MONITOR_H
#include <graphics/monitor.h>
#endif
#ifndef GRAPHICS_DISPLAYINFO_H
#include <graphics/displayinfo.h>
#endif
#ifndef HARDWARE_CUSTOM_H
#include <hardware/custom.h>
#endif
struct ViewPort
{
struct ViewPort *Next;
struct ColorMap *ColorMap; /* table of colors for this viewport */
/* if this is nil, MakeVPort assumes default values */
struct CopList *DspIns; /* used by MakeVPort() */
struct CopList *SprIns; /* used by sprite stuff */
struct CopList *ClrIns; /* used by sprite stuff */
struct UCopList *UCopIns; /* User copper list */
WORD DWidth,DHeight;
WORD DxOffset,DyOffset;
UWORD Modes;
UBYTE SpritePriorities;
UBYTE ExtendedModes;
struct RasInfo *RasInfo;
};
struct View
{
struct ViewPort *ViewPort;
struct cprlist *LOFCprList; /* used for interlaced and noninterlaced */
struct cprlist *SHFCprList; /* only used during interlace */
WORD DyOffset,DxOffset; /* for complete View positioning */
/* offsets are +- adjustments to standard #s */
UWORD Modes; /* such as INTERLACE, GENLOC */
};
/* these structures are obtained via GfxNew */
/* and disposed by GfxFree */
struct ViewExtra
{
struct ExtendedNode n;
struct View *View; /* backwards link */
struct MonitorSpec *Monitor; /* monitors for this view */
UWORD TopLine;
};
/* this structure is obtained via GfxNew */
/* and disposed by GfxFree */
struct ViewPortExtra
{
struct ExtendedNode n;
struct ViewPort *ViewPort; /* backwards link */
struct Rectangle DisplayClip; /* MakeVPort display clipping information */
/* These are added for V39 */
APTR VecTable; /* Private */
APTR DriverData[2];
UWORD Flags;
Point Origin[2]; /* First visible point relative to the DClip.
* One for each possible playfield.
*/
ULONG cop1ptr; /* private */
ULONG cop2ptr; /* private */
};
/* All these VPXF_ flags are private */
#define VPXB_FREE_ME 0
#define VPXF_FREE_ME (1 << VPXB_FREE_ME)
#define VPXB_LAST 1
#define VPXF_LAST (1 << VPXB_LAST)
#define VPXB_STRADDLES_256 4
#define VPXF_STRADDLES_256 (1 << VPXB_STRADDLES_256)
#define VPXB_STRADDLES_512 5
#define VPXF_STRADDLES_512 (1 << VPXB_STRADDLES_512)
#define EXTEND_VSTRUCT 0x1000 /* unused bit in Modes field of View */
#define VPF_A2024 0x40 /* VP?_ fields internal only */
#define VPF_TENHZ 0x20
#define VPB_A2024 6
#define VPB_TENHZ 4
/* defines used for Modes in IVPargs */
#define GENLOCK_VIDEO 0x0002
#define LACE 0x0004
#define DOUBLESCAN 0x0008
#define SUPERHIRES 0x0020
#define PFBA 0x0040
#define EXTRA_HALFBRITE 0x0080
#define GENLOCK_AUDIO 0x0100
#define DUALPF 0x0400
#define HAM 0x0800
#define EXTENDED_MODE 0x1000
#define VP_HIDE 0x2000
#define SPRITES 0x4000
#define HIRES 0x8000
struct RasInfo /* used by callers to and InitDspC() */
{
struct RasInfo *Next; /* used for dualpf */
struct BitMap *BitMap;
WORD RxOffset,RyOffset; /* scroll offsets in this BitMap */
};
struct ColorMap
{
UBYTE Flags;
UBYTE Type;
UWORD Count;
APTR ColorTable;
struct ViewPortExtra *cm_vpe;
APTR LowColorBits;
UBYTE TransparencyPlane;
UBYTE SpriteResolution;
UBYTE SpriteResDefault; /* what resolution you get when you have set SPRITERESN_DEFAULT */
UBYTE AuxFlags;
struct ViewPort *cm_vp;
APTR NormalDisplayInfo;
APTR CoerceDisplayInfo;
struct TagItem *cm_batch_items;
ULONG VPModeID;
struct PaletteExtra *PalExtra;
UWORD SpriteBase_Even;
UWORD SpriteBase_Odd;
UWORD Bp_0_base;
UWORD Bp_1_base;
};
/* if Type == 0 then ColorMap is V1.2/V1.3 compatible */
/* if Type != 0 then ColorMap is V38 compatible */
/* the system will never create other than V39 type colormaps when running V39 */
#define COLORMAP_TYPE_V1_2 0x00
#define COLORMAP_TYPE_V1_4 0x01
#define COLORMAP_TYPE_V36 COLORMAP_TYPE_V1_4 /* use this definition */
#define COLORMAP_TYPE_V39 0x02
/* Flags variable */
#define COLORMAP_TRANSPARENCY 0x01
#define COLORPLANE_TRANSPARENCY 0x02
#define BORDER_BLANKING 0x04
#define BORDER_NOTRANSPARENCY 0x08
#define VIDEOCONTROL_BATCH 0x10
#define USER_COPPER_CLIP 0x20
#define BORDERSPRITES 0x40
#define CMF_CMTRANS 0
#define CMF_CPTRANS 1
#define CMF_BRDRBLNK 2
#define CMF_BRDNTRAN 3
#define CMF_BRDRSPRT 6
#define SPRITERESN_ECS 0
/* ^140ns, except in 35ns viewport, where it is 70ns. */
#define SPRITERESN_140NS 1
#define SPRITERESN_70NS 2
#define SPRITERESN_35NS 3
#define SPRITERESN_DEFAULT -1
/* AuxFlags : */
#define CMAB_FULLPALETTE 0
#define CMAF_FULLPALETTE (1<<CMAB_FULLPALETTE)
#define CMAB_NO_INTERMED_UPDATE 1
#define CMAF_NO_INTERMED_UPDATE (1<<CMAB_NO_INTERMED_UPDATE)
#define CMAB_NO_COLOR_LOAD 2
#define CMAF_NO_COLOR_LOAD (1 << CMAB_NO_COLOR_LOAD)
#define CMAB_DUALPF_DISABLE 3
#define CMAF_DUALPF_DISABLE (1 << CMAB_DUALPF_DISABLE)
struct PaletteExtra /* structure may be extended so watch out! */
{
struct SignalSemaphore pe_Semaphore; /* shared semaphore for arbitration */
UWORD pe_FirstFree; /* *private* */
UWORD pe_NFree; /* number of free colors */
UWORD pe_FirstShared; /* *private* */
UWORD pe_NShared; /* *private* */
UBYTE *pe_RefCnt; /* *private* */
UBYTE *pe_AllocList; /* *private* */
struct ViewPort *pe_ViewPort; /* back pointer to viewport */
UWORD pe_SharableColors; /* the number of sharable colors. */
};
/* flags values for ObtainPen */
#define PENB_EXCLUSIVE 0
#define PENB_NO_SETCOLOR 1
#define PENF_EXCLUSIVE (1l<<PENB_EXCLUSIVE)
#define PENF_NO_SETCOLOR (1l<<PENB_NO_SETCOLOR)
/* obsolete names for PENF_xxx flags: */
#define PEN_EXCLUSIVE PENF_EXCLUSIVE
#define PEN_NO_SETCOLOR PENF_NO_SETCOLOR
/* precision values for ObtainBestPen : */
#define PRECISION_EXACT -1
#define PRECISION_IMAGE 0
#define PRECISION_ICON 16
#define PRECISION_GUI 32
/* tags for ObtainBestPen: */
#define OBP_Precision 0x84000000
#define OBP_FailIfBad 0x84000001
/* From V39, MakeVPort() will return an error if there is not enough memory,
* or the requested mode cannot be opened with the requested depth with the
* given bitmap (for higher bandwidth alignments).
*/
#define MVP_OK 0 /* you want to see this one */
#define MVP_NO_MEM 1 /* insufficient memory for intermediate workspace */
#define MVP_NO_VPE 2 /* ViewPort does not have a ViewPortExtra, and
* insufficient memory to allocate a temporary one.
*/
#define MVP_NO_DSPINS 3 /* insufficient memory for intermidiate copper
* instructions.
*/
#define MVP_NO_DISPLAY 4 /* BitMap data is misaligned for this viewport's
* mode and depth - see AllocBitMap().
*/
#define MVP_OFF_BOTTOM 5 /* PRIVATE - you will never see this. */
/* From V39, MrgCop() will return an error if there is not enough memory,
* or for some reason MrgCop() did not need to make any copper lists.
*/
#define MCOP_OK 0 /* you want to see this one */
#define MCOP_NO_MEM 1 /* insufficient memory to allocate the system
* copper lists.
*/
#define MCOP_NOP 2 /* MrgCop() did not merge any copper lists
* (eg, no ViewPorts in the list, or all marked as
* hidden).
*/
struct DBufInfo {
APTR dbi_Link1;
ULONG dbi_Count1;
struct Message dbi_SafeMessage; /* replied to when safe to write to old bitmap */
APTR dbi_UserData1; /* first user data */
APTR dbi_Link2;
ULONG dbi_Count2;
struct Message dbi_DispMessage; /* replied to when new bitmap has been displayed at least
once */
APTR dbi_UserData2; /* second user data */
ULONG dbi_MatchLong;
APTR dbi_CopPtr1;
APTR dbi_CopPtr2;
APTR dbi_CopPtr3;
UWORD dbi_BeamPos1;
UWORD dbi_BeamPos2;
};
#endif /* GRAPHICS_VIEW_H */