192 lines
6.7 KiB
C
192 lines
6.7 KiB
C
//__________________________________________________________________________________________________
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// Common video plugin spec, version #1.0 maintained by F|RES
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//
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#ifndef _VIDEO_H_INCLUDED__
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#define _VIDEO_H_INCLUDED__
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#include "PluginSpecs.h"
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#include "ExportProlog.h"
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typedef void (*TimedCallback)(u64 userdata, int cyclesLate);
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typedef void (*TSetInterrupt)(u32 _causemask, bool _bSet);
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typedef int (*TRegisterEvent)(const char *name, TimedCallback callback);
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typedef void (*TScheduleEvent_Threadsafe)(int cyclesIntoFuture, int event_type, u64 userdata, bool fifoWait);
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typedef unsigned char* (*TGetMemoryPointer)(const unsigned int _iAddress);
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typedef void (*TVideoLog)(const char* _pMessage, int _bBreak);
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typedef void (*TSysMessage)(const char *fmt, ...);
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typedef void (*TRequestWindowSize)(int& x, int& y, int& width, int& height);
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typedef void (*TCopiedToXFB)(bool video_update);
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typedef unsigned int (*TPeekMessages)(void);
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typedef void (*TUpdateFPSDisplay)(const char* text); // sets the window title
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typedef void (*TCoreMessage)(int Id); // passes message to the core
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enum FieldType
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{
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FIELD_PROGRESSIVE = 0,
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FIELD_UPPER,
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FIELD_LOWER
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};
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enum EFBAccessType
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{
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PEEK_Z = 0,
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POKE_Z,
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PEEK_COLOR,
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POKE_COLOR
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};
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typedef struct
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{
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// fifo registers
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volatile u32 CPBase;
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volatile u32 CPEnd;
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u32 CPHiWatermark;
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u32 CPLoWatermark;
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volatile u32 CPReadWriteDistance;
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volatile u32 CPWritePointer;
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volatile u32 CPReadPointer;
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volatile u32 CPBreakpoint;
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// Super Monkey Ball Adventure require this.
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// Because the read&check-PEToken-loop stays in its JITed block I suppose.
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// So no possiblity to ack the Token irq by the scheduler until some sort of PPC watchdog do its mess.
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volatile u16 PEToken;
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volatile u32 bFF_GPReadEnable;
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volatile u32 bFF_BPEnable;
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volatile u32 bFF_BPInt;
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volatile u32 bFF_Breakpoint;
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volatile u32 CPCmdIdle;
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volatile u32 CPReadIdle;
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// for GP watchdog hack
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volatile u32 Fake_GPWDToken; // cicular incrementer
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} SCPFifoStruct;
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typedef struct
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{
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void *pWindowHandle;
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TSetInterrupt pSetInterrupt;
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TRegisterEvent pRegisterEvent;
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TScheduleEvent_Threadsafe pScheduleEvent_Threadsafe;
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TGetMemoryPointer pGetMemoryPointer;
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TVideoLog pLog;
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TSysMessage pSysMessage;
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TRequestWindowSize pRequestWindowSize;
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TCopiedToXFB pCopiedToXFB;
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TPeekMessages pPeekMessages;
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TUpdateFPSDisplay pUpdateFPSDisplay;
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TCoreMessage pCoreMessage;
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void *pMemoryBase;
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bool bWii;
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bool bOnThread;
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u32 *Fifo_CPUBase;
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u32 *Fifo_CPUEnd;
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u32 *Fifo_CPUWritePointer;
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bool bAutoAspectIs16_9;
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} SVideoInitialize;
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// I N T E R F A C E
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// __________________________________________________________________________________________________
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// Function: Video_Prepare
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// Purpose: This function is called from the EmuThread before the
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// emulation has started. It is just for threadsensitive
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// APIs like OpenGL.
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// input: none
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// output: none
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//
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EXPORT void CALL Video_Prepare(void);
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// __________________________________________________________________________________________________
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// Function: Video_BeginField
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// Purpose: When a field begins in the VI emulator, this function tells the video plugin what the
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// parameters of the upcoming field are. The video plugin should make sure the previous
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// field is on the player's display before returning.
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// input: vi parameters of the upcoming field
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// output: none
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//
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EXPORT void CALL Video_BeginField(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight);
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// __________________________________________________________________________________________________
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// Function: Video_EndField
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// Purpose: When a field ends in the VI emulator, this function notifies the video plugin. The video
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// has permission to swap the field to the player's display.
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// input: none
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// output: none
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//
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EXPORT void CALL Video_EndField();
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// __________________________________________________________________________________________________
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// Function: Video_AccessEFB
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// input: type of access (r/w, z/color, ...), x coord, y coord
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// output: response to the access request (ex: peek z data at specified coord)
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//
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EXPORT u32 CALL Video_AccessEFB(EFBAccessType type, u32 x, u32 y,u32 InputData);
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// __________________________________________________________________________________________________
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// Function: Video_Screenshot
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// input: Filename
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// output: TRUE if all was okay
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//
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EXPORT void CALL Video_Screenshot(const char *_szFilename);
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// __________________________________________________________________________________________________
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// Function: Video_EnterLoop
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// Purpose: Enters the video fifo dispatch loop. This is only used in Dual Core mode.
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// input: none
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// output: none
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//
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EXPORT void CALL Video_EnterLoop(void);
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// __________________________________________________________________________________________________
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// Function: Video_ExitLoop
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// Purpose: Exits the video dispatch loop. This is only used in Dual Core mode.
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// input: none
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// output: none
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//
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EXPORT void CALL Video_ExitLoop(void);
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// __________________________________________________________________________________________________
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// Function: Video_SetRendering
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// Purpose: Sets video rendering on and off. Currently used for frame skipping
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// input: Enabled toggle
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// output: none
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//
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EXPORT void CALL Video_SetRendering(bool bEnabled);
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// __________________________________________________________________________________________________
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// Function: Video_AddMessage
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// Purpose: Adds a message to the display queue, to be shown forthe specified time
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// input: pointer to the null-terminated string, time in milliseconds
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// output: none
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//
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EXPORT void CALL Video_AddMessage(const char* pstr, unsigned int milliseconds);
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EXPORT void CALL Video_CommandProcessorRead16(u16& _rReturnValue, const u32 _Address);
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EXPORT void CALL Video_CommandProcessorWrite16(const u16 _Data, const u32 _Address);
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EXPORT void CALL Video_PixelEngineRead16(u16& _rReturnValue, const u32 _Address);
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EXPORT void CALL Video_PixelEngineWrite16(const u16 _Data, const u32 _Address);
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EXPORT void CALL Video_PixelEngineWrite32(const u32 _Data, const u32 _Address);
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EXPORT void CALL Video_GatherPipeBursted(void);
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EXPORT void CALL Video_WaitForFrameFinish(void);
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// __________________________________________________________________________________________________
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// Function: Video_IsFifoBusy
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// Purpose: Return if the FIFO is proecessing data, that is used for sync gfx thread and emulator
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// thread in CoreTiming
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// input: none
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// output: bool
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//
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EXPORT bool CALL Video_IsFifoBusy(void);
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#include "ExportEpilog.h"
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#endif
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