ewextgfx.c File Reference

#include "ewrte.h"
#include "ewgfx.h"
#include "ewextpxl_RGB565.h"
#include "ew_bsp_display.h"
#include "ew_bsp_graphics.h"

Include dependency graph for ewextgfx.c:

Data Structures
struct	XGfxSurface
struct	XGfxViewport

Macros
#define	Err01   "Invalid framebuffer address!"
#define	Err02
#define	Err03   "Could not allocate memory!"
#define	Err04   "Invalid double-buffer address!"
#define	Err05   "Requested operation with graphics accelerator failed!"
#define	Err06   "Full screen update cannot be done within scratch-pad buffer!"
#define	Err07   "Partial screen update cannot be combined with double buffering!"
#define	EW_SURFACE_PREALLOCATED   0x01000000
#define	EW_SURFACE_MODIFIED_BY_CPU   0x02000000
#define	EW_SURFACE_MODIFIED_BY_GA   0x04000000
#define	EW_SURFACE_TRANSACTION_MASK   0x0000FFFF
#define	EW_CACHE_LINE_SIZE   0
#define	EW_CACHE_ALIGNMENT   0
#define	EW_INVALIDATE_CACHE(addr, size)
#define	EW_CLEAN_CACHE(addr, size)

Functions
static void	GfxFlushGraphics (void)
static void	GfxSelectSurfaces (unsigned long aDstSurfaceHandle, unsigned long aSrcSurfaceHandle)
static void	TrackMemoryUsage (void)
int	GfxInitGfx (void *aArgs)
unsigned long	GfxInitViewport (int aWidth, int aHeight, int aExtentX, int aExtentY, int aExtentWidth, int aExtentHeight, int aOrient, int aOpacity, void *aDisplay1, void *aDisplay2, void *aDisplay3)
void	GfxDoneViewport (unsigned long aHandle)
unsigned long	GfxBeginUpdate (unsigned long aHandle)
unsigned long	GfxBeginUpdateArea (unsigned long aHandle, int aX, int aY, int aWidth, int aHeight)
void	GfxEndUpdate (unsigned long aHandle, int aX, int aY, int aWidth, int aHeight)
unsigned long	GfxCreateSurface (int aFormat, int aWidth, int aHeight)
unsigned long	GfxCreateConstSurface (int aFormat, int aWidth, int aHeight, XSurfaceMemory *aMemory)
void	GfxDestroySurface (unsigned long aHandle)
unsigned long	GfxLockSurface (unsigned long aHandle, int aX, int aY, int aWidth, int aHeight, int aIndex, int aCount, int aReadPixel, int aWritePixel, int aReadClut, int aWriteClut, XSurfaceMemory *aMemory)
void	GfxUnlockSurface (unsigned long aSurfaceHandle, unsigned long aLockHandle, int aX, int aY, int aWidth, int aHeight, int aIndex, int aCount, int aWritePixel, int aWriteClut)
void	GfxFillDriver (unsigned long aDstHandle, int aDstX, int aDstY, int aWidth, int aHeight, int aBlend, unsigned long *aColors)
void	GfxCopyDriver (unsigned long aDstHandle, unsigned long aSrcHandle, int aDstX, int aDstY, int aSrcX, int aSrcY, int aWidth, int aHeight, int aBlend, unsigned long *aColors)
void	GfxBlendDriver (unsigned long aDstHandle, unsigned long aSrcHandle, int aDstX, int aDstY, int aSrcX, int aSrcY, int aWidth, int aHeight, int aBlend, unsigned long *aColors)
void	GfxUseGraphicsAccelerator (int aActive)
int	GfxIsGraphicsAcceleratorUsed (void)

Variables
static unsigned char	UseGraphicsAccelerator = 1
static unsigned short	TransactionNumber = 0
static void *	LoadedClutSurface = 0
int	EwResourcesMemory
int	EwResourcesMemoryPeak
int	EwObjectsMemory
int	EwStringsMemory
int	EwMemoryPeak

Macro Definition Documentation

Err01

#define Err01   "Invalid framebuffer address!"

Err02

#define Err02

Value:

    "Size of framebuffer device (display size) does not match with given "     \
    "application size!"

Err03

#define Err03   "Could not allocate memory!"

Err04

#define Err04   "Invalid double-buffer address!"

Err05

#define Err05   "Requested operation with graphics accelerator failed!"

Err06

#define Err06   "Full screen update cannot be done within scratch-pad buffer!"

Err07

#define Err07   "Partial screen update cannot be combined with double buffering!"

EW_CACHE_ALIGNMENT

#define EW_CACHE_ALIGNMENT   0

EW_CACHE_LINE_SIZE

#define EW_CACHE_LINE_SIZE   0

EW_CLEAN_CACHE

#define EW_CLEAN_CACHE	(		addr,
			size
	)

EW_INVALIDATE_CACHE

#define EW_INVALIDATE_CACHE	(		addr,
			size
	)

EW_SURFACE_MODIFIED_BY_CPU

#define EW_SURFACE_MODIFIED_BY_CPU   0x02000000

EW_SURFACE_MODIFIED_BY_GA

#define EW_SURFACE_MODIFIED_BY_GA   0x04000000

EW_SURFACE_PREALLOCATED

#define EW_SURFACE_PREALLOCATED   0x01000000

EW_SURFACE_TRANSACTION_MASK

#define EW_SURFACE_TRANSACTION_MASK   0x0000FFFF

Function Documentation

GfxBeginUpdate()

unsigned long GfxBeginUpdate

(

unsigned long

aHandle

)

References XGfxViewport::DoubleBuffer, Err06, EW_ERROR, EwBspDisplayWaitForCompletion(), XGfxViewport::FrameBuffer, GfxFlushGraphics(), and LoadedClutSurface.

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GfxBeginUpdateArea()

unsigned long GfxBeginUpdateArea	(	unsigned long	aHandle,
		int	aX,
		int	aY,
		int	aWidth,
		int	aHeight
	)

References XGfxSurface::BytesPerPixel, XGfxViewport::DoubleBuffer, Err07, EW_ERROR, EwBspDisplayWaitForCompletion(), XGfxViewport::FrameBuffer, GfxFlushGraphics(), XGfxSurface::Height, LoadedClutSurface, XGfxSurface::OrigPixel, XGfxSurface::Pixel, and XGfxSurface::Width.

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GfxBlendDriver()

void GfxBlendDriver	(	unsigned long	aDstHandle,
		unsigned long	aSrcHandle,
		int	aDstX,
		int	aDstY,
		int	aSrcX,
		int	aSrcY,
		int	aWidth,
		int	aHeight,
		int	aBlend,
		unsigned long *	aColors
	)

References XGfxSurface::BytesPerPixel, XGfxSurface::Clut, EW_ALPHA, EW_BLUE, EW_GREEN, EW_PIXEL_FORMAT_ALPHA8, EW_PIXEL_FORMAT_INDEX8, EW_PIXEL_FORMAT_NATIVE, EW_PIXEL_FORMAT_RGB565, EW_PIXEL_FORMAT_SCREEN, EW_RED, EwBspGraphicsCopyBlend(), EwBspGraphicsLoadClut(), EwCopyAlpha8RowSolidBlend(), EwCopyIndex8RowBlend(), EwCopyIndex8RowSolidBlend(), EwCopyNativeRowBlend(), EwCopyNativeRowSolidBlend(), EwCopyRGB565RowSolidBlend(), EwEmulateCopy(), EwInitColorGradient(), EwScreenCopyAlpha8RowSolidBlend(), EwScreenCopyIndex8RowBlend(), EwScreenCopyIndex8RowSolidBlend(), EwScreenCopyNativeRowBlend(), EwScreenCopyNativeRowSolidBlend(), EwScreenCopyRGB565RowSolidBlend(), XGfxSurface::Format, GfxLockSurface(), GfxSelectSurfaces(), GfxUnlockSurface(), LoadedClutSurface, XGfxSurface::Pixel, UseGraphicsAccelerator, and XGfxSurface::Width.

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GfxCopyDriver()

void GfxCopyDriver	(	unsigned long	aDstHandle,
		unsigned long	aSrcHandle,
		int	aDstX,
		int	aDstY,
		int	aSrcX,
		int	aSrcY,
		int	aWidth,
		int	aHeight,
		int	aBlend,
		unsigned long *	aColors
	)

References XGfxSurface::BytesPerPixel, XGfxSurface::Clut, EW_ALPHA, EW_BLUE, EW_GREEN, EW_PIXEL_FORMAT_ALPHA8, EW_PIXEL_FORMAT_INDEX8, EW_PIXEL_FORMAT_NATIVE, EW_PIXEL_FORMAT_RGB565, EW_PIXEL_FORMAT_SCREEN, EW_RED, EwBspGraphicsCopy(), EwBspGraphicsLoadClut(), EwCopyAlpha8RowSolid(), EwCopyIndex8Row(), EwCopyIndex8RowSolid(), EwCopyNativeRow(), EwCopyNativeRowSolid(), EwCopyRGB565Row(), EwCopyRGB565RowSolid(), EwEmulateCopy(), EwInitColorGradient(), EwScreenCopyAlpha8RowSolid(), EwScreenCopyIndex8Row(), EwScreenCopyIndex8RowSolid(), EwScreenCopyNativeRow(), EwScreenCopyNativeRowSolid(), EwScreenCopyRGB565Row(), EwScreenCopyRGB565RowSolid(), XGfxSurface::Format, GfxLockSurface(), GfxSelectSurfaces(), GfxUnlockSurface(), LoadedClutSurface, XGfxSurface::Pixel, UseGraphicsAccelerator, and XGfxSurface::Width.

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GfxCreateConstSurface()

unsigned long GfxCreateConstSurface	(	int	aFormat,
		int	aWidth,
		int	aHeight,
		XSurfaceMemory *	aMemory
	)

References XGfxSurface::BytesPerPixel, XGfxSurface::Clut, XSurfaceMemory::Clut, EW_PIXEL_FORMAT_ALPHA8, EW_PIXEL_FORMAT_INDEX8, EW_PIXEL_FORMAT_NATIVE, EW_PIXEL_FORMAT_RGB565, EW_SURFACE_PREALLOCATED, EwAllocVideo(), EwResourcesMemory, EwZero(), XGfxSurface::Flags, XGfxSurface::Format, XGfxSurface::Height, XSurfaceMemory::Pitch1X, XSurfaceMemory::Pitch1Y, XGfxSurface::Pixel, XSurfaceMemory::Pixel1, TrackMemoryUsage(), and XGfxSurface::Width.

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GfxCreateSurface()

unsigned long GfxCreateSurface	(	int	aFormat,
		int	aWidth,
		int	aHeight
	)

References XGfxSurface::AllocSize, XGfxSurface::BytesPerPixel, XGfxSurface::Clut, EW_CACHE_ALIGNMENT, EW_CACHE_LINE_SIZE, EW_PIXEL_FORMAT_ALPHA8, EW_PIXEL_FORMAT_INDEX8, EW_PIXEL_FORMAT_NATIVE, EW_PIXEL_FORMAT_RGB565, EW_PIXEL_FORMAT_SCREEN, EwAllocVideo(), EwResourcesMemory, EwZero(), XGfxSurface::Flags, XGfxSurface::Format, XGfxSurface::Height, XGfxSurface::Pixel, TrackMemoryUsage(), and XGfxSurface::Width.

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GfxDestroySurface()

void GfxDestroySurface

(

unsigned long

aHandle

)

References XGfxSurface::AllocSize, EW_SURFACE_TRANSACTION_MASK, EwFreeVideo(), EwResourcesMemory, XGfxSurface::Flags, GfxFlushGraphics(), and TransactionNumber.

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GfxDoneViewport()

void GfxDoneViewport

(

unsigned long

aHandle

)

References XGfxViewport::DoubleBuffer, EwBspGraphicsDone(), EwFree(), EwResourcesMemory, XGfxViewport::FrameBuffer, and GfxFlushGraphics().

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GfxEndUpdate()

void GfxEndUpdate	(	unsigned long	aHandle,
		int	aX,
		int	aY,
		int	aWidth,
		int	aHeight
	)

References XGfxSurface::BytesPerPixel, XGfxViewport::DoubleBuffer, EW_CLEAN_CACHE, EW_SURFACE_MODIFIED_BY_CPU, EwBspDisplayCommitBuffer(), XGfxSurface::Flags, XGfxViewport::FrameBuffer, GfxFlushGraphics(), XGfxSurface::Height, XGfxSurface::OrigHeight, XGfxSurface::OrigPixel, XGfxSurface::Pixel, and XGfxSurface::Width.

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GfxFillDriver()

void GfxFillDriver	(	unsigned long	aDstHandle,
		int	aDstX,
		int	aDstY,
		int	aWidth,
		int	aHeight,
		int	aBlend,
		unsigned long *	aColors
	)

References aBlend, XGfxSurface::BytesPerPixel, EW_ALPHA, EW_BLUE, EW_GREEN, EW_PIXEL_FORMAT_SCREEN, EW_RED, EwBspGraphicsFill(), EwBspGraphicsFillBlend(), EwEmulateFill(), EwFillRowSolid(), EwFillRowSolidBlend(), EwInitColorGradient(), EwScreenFillRowSolid(), EwScreenFillRowSolidBlend(), XGfxSurface::Format, GfxLockSurface(), GfxSelectSurfaces(), GfxUnlockSurface(), XGfxSurface::Pixel, UseGraphicsAccelerator, and XGfxSurface::Width.

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GfxFlushGraphics()

static void GfxFlushGraphics ( void  )

static

References EwBspGraphicsWaitForCompletion().

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GfxInitGfx()

int GfxInitGfx

(

void *

aArgs

)

References EW_DISCARD_BITMAPS, EW_DISCARD_BITMAPS_IF_ANIMATED_ONLY, EW_DISCARD_BITMAPS_IF_NOT_USED_IN_CURRENT_UPDATE, EW_DISCARD_BITMAPS_IF_NOT_USED_IN_RECENT_UPDATES, EW_LAZY_LOAD_BITMAPS, EW_LAZY_LOAD_BITMAPS_IF_ANIMATED_ONLY, EW_MAX_GLYPH_SURFACE_HEIGHT, EW_MAX_GLYPH_SURFACE_WIDTH, EW_MAX_ISSUE_TASKS, EW_MAX_STRING_CACHE_SIZE, EW_MAX_SURFACE_CACHE_SIZE, EW_UNUSED_ARG, EwDiscardBitmaps, EwDiscardBitmapsIfAnimatedOnly, EwDiscardBitmapsIfNotUsedInCurrentUpdate, EwDiscardBitmapsIfNotUsedInRecentUpdates, EwLazyLoadBitmaps, EwLazyLoadBitmapsIfAnimatedOnly, EwMaxGlyphSurfaceHeight, EwMaxGlyphSurfaceWidth, EwMaxIssueTasks, EwMaxStringCacheSize, EwMaxSurfaceCacheSize, and EwPreserveFramebufferContent.

GfxInitViewport()

unsigned long GfxInitViewport	(	int	aWidth,
		int	aHeight,
		int	aExtentX,
		int	aExtentY,
		int	aExtentWidth,
		int	aExtentHeight,
		int	aOrient,
		int	aOpacity,
		void *	aDisplay1,
		void *	aDisplay2,
		void *	aDisplay3
	)

References aOpacity, XGfxSurface::BytesPerPixel, XGfxViewport::DoubleBuffer, Err01, Err02, Err03, Err04, Err05, EW_ERROR, EW_PIXEL_FORMAT_SCREEN, EW_SURFACE_PREALLOCATED, EW_UNUSED_ARG, EwAlloc(), EwAllocVideo(), EwBspGraphicsInit(), EwResourcesMemory, EwZero(), XGfxSurface::Flags, XGfxSurface::Format, XGfxViewport::FrameBuffer, XGfxSurface::Height, XGfxSurface::OrigHeight, XGfxSurface::OrigPixel, XGfxSurface::Pixel, TrackMemoryUsage(), and XGfxSurface::Width.

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GfxIsGraphicsAcceleratorUsed()

int GfxIsGraphicsAcceleratorUsed

(

void

)

References UseGraphicsAccelerator.

GfxLockSurface()

unsigned long GfxLockSurface	(	unsigned long	aHandle,
		int	aX,
		int	aY,
		int	aWidth,
		int	aHeight,
		int	aIndex,
		int	aCount,
		int	aReadPixel,
		int	aWritePixel,
		int	aReadClut,
		int	aWriteClut,
		XSurfaceMemory *	aMemory
	)

References XGfxSurface::BytesPerPixel, XGfxSurface::Clut, XSurfaceMemory::Clut, EW_INVALIDATE_CACHE, EW_SURFACE_MODIFIED_BY_CPU, EW_SURFACE_MODIFIED_BY_GA, EW_SURFACE_TRANSACTION_MASK, EW_UNUSED_ARG, EwZero(), XGfxSurface::Flags, GfxFlushGraphics(), XGfxSurface::Height, XSurfaceMemory::Pitch1X, XSurfaceMemory::Pitch1Y, XGfxSurface::Pixel, XSurfaceMemory::Pixel1, TransactionNumber, and XGfxSurface::Width.

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GfxSelectSurfaces()

static void GfxSelectSurfaces ( unsigned long  aDstSurfaceHandle, unsigned long  aSrcSurfaceHandle  )

static

References XGfxSurface::BytesPerPixel, EW_CLEAN_CACHE, EW_SURFACE_MODIFIED_BY_CPU, EW_SURFACE_MODIFIED_BY_GA, EW_SURFACE_TRANSACTION_MASK, XGfxSurface::Flags, XGfxSurface::Height, XGfxSurface::Pixel, TransactionNumber, and XGfxSurface::Width.

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GfxUnlockSurface()

void GfxUnlockSurface	(	unsigned long	aSurfaceHandle,
		unsigned long	aLockHandle,
		int	aX,
		int	aY,
		int	aWidth,
		int	aHeight,
		int	aIndex,
		int	aCount,
		int	aWritePixel,
		int	aWriteClut
	)

References EW_UNUSED_ARG.

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GfxUseGraphicsAccelerator()

void GfxUseGraphicsAccelerator

(

int

aActive

)

References EwPrint(), and UseGraphicsAccelerator.

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TrackMemoryUsage()

static void TrackMemoryUsage ( void  )

static

References EwMemoryPeak, EwObjectsMemory, EwResourcesMemory, EwResourcesMemoryPeak, and EwStringsMemory.

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Variable Documentation

EwMemoryPeak

int EwMemoryPeak

EwObjectsMemory

int EwObjectsMemory

EwResourcesMemory

int EwResourcesMemory

EwResourcesMemoryPeak

int EwResourcesMemoryPeak

EwStringsMemory

int EwStringsMemory

LoadedClutSurface

void* LoadedClutSurface = 0

static

TransactionNumber

unsigned short TransactionNumber = 0

static

UseGraphicsAccelerator

unsigned char UseGraphicsAccelerator = 1

static