redefine.c   [plain text]


/* $Xorg: redefine.c,v 1.4 2001/02/09 02:05:48 xorgcvs Exp $ */

/**** module redefine.c ****/
/******************************************************************************

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*****************************************************************************
  
	redefine.c -- redefine flo element test 

	Syd Logan -- AGE Logic, Inc.
  
*****************************************************************************/
/* $XFree86: xc/programs/xieperf/redefine.c,v 1.6 2001/12/14 20:01:51 dawes Exp $ */

#include "xieperf.h"
#include <stdio.h>

static int BuildRedefineFlograph ( XParms xp, Parms p, 
				   XiePhotoElement **flograph, int which );

static XiePhotomap XIEPhotomap;
XieLut XIELut;
static int monoflag = 0;
static XiePhotoElement *flograph1;
static XiePhotoElement *flograph2;
static XiePhotoflo flo;
static int flo_elements;
extern Bool dontClear;

int 
InitRedefine(XParms xp, Parms p, int reps)
{
	XIEimage *image;

	XIELut = ( XieLut ) NULL;
	XIEPhotomap = ( XiePhotomap ) NULL;
        flo = ( XiePhotoflo ) NULL;
        flograph1 = ( XiePhotoElement * ) NULL;
        flograph2 = ( XiePhotoElement * ) NULL;

	image = p->finfo.image1;
        if ( !image )
		reps = 0;
	else
	{
		monoflag = 0;
		if ( xp->screenDepth != image->depth[ 0 ] )
		{
			flo_elements = 4;
			monoflag = 1;
			if ( ( XIELut = CreatePointLut( xp, p, 
				1 << image->depth[ 0 ],
				1 << xp->screenDepth, False ) ) == ( XieLut ) NULL )
			{
				reps = 0;
			}
		}	
		else
			flo_elements = 2;
	}
	if ( reps )
	{
		if ( ( XIEPhotomap = 
			GetXIEPhotomap( xp, p, 1 ) ) == ( XiePhotomap ) NULL )
			reps = 0;
		else if ( !BuildRedefineFlograph( xp, p, &flograph1, 0 ) )
		{
			reps = 0;
		}
		else if ( !BuildRedefineFlograph( xp, p, &flograph2, 1 ) )
		{
			reps = 0;
		}

		/* start off with flograph 1 */

	        flo = XieCreatePhotoflo( xp->d, flograph1, flo_elements );
	}
	if ( !reps )
		FreeRedefineStuff( xp, p );
	else
		dontClear = False;
	return( reps );
}

static int
BuildRedefineFlograph(XParms xp, Parms p, XiePhotoElement **flograph, 
		      int which)
{
	XieProcessDomain domain;

	*flograph = XieAllocatePhotofloGraph(flo_elements);	
	if ( *flograph == ( XiePhotoElement * ) NULL )
	{
		fprintf( stderr, "XieAllocatePhotofloGraph failed\n" );
		return( 0 );
	}

	XieFloImportPhotomap(&(*flograph)[0], XIEPhotomap, False);

	domain.offset_x = 0;
	domain.offset_y = 0;
	domain.phototag = 0;

	if ( monoflag )
	{
		XieFloImportLUT(&(*flograph)[1], XIELut );

		XieFloPoint(&(*flograph)[2],
			1,
			&domain,
			2,
			0x1
		);
	}
	XieFloExportDrawable(&(*flograph)[flo_elements - 1],
		flo_elements - 1, /* source phototag number */
		xp->w,
		xp->fggc,
		( which ? 0 : 100 ),       /* x offset in window */
		( which ? 100 : 0 )        /* y offset in window */
	);
	return( 1 );
}

void 
DoRedefine(XParms xp, Parms p, int reps)
{
    	int     i;
	int	toggle;

	toggle = 0;
    	for (i = 0; i != reps; i++) {
                XieExecutePhotoflo( xp->d, flo, False );
		if ( toggle == 0 )
		{
			XieRedefinePhotoflo( xp->d, flo, flograph1, flo_elements );
			toggle = 1;
		}
		else
		{
			XieRedefinePhotoflo( xp->d, flo, flograph2, flo_elements );
			toggle = 0;
		}
		XSync( xp->d, 0 );
    	}
}

void
EndRedefine(XParms xp, Parms p)
{
	dontClear = True;
	FreeRedefineStuff( xp, p );
}

void
FreeRedefineStuff(XParms xp, Parms p)
{
        if ( XIEPhotomap && IsPhotomapInCache( XIEPhotomap ) == False )
        {
                XieDestroyPhotomap( xp->d, XIEPhotomap );
                XIEPhotomap = ( XiePhotomap ) NULL;
        }
	if ( XIELut )
	{
                XieDestroyLUT( xp->d, XIELut );
                XIELut = ( XieLut ) NULL;
	}
        if ( flo )
        {
                XieDestroyPhotoflo( xp->d, flo );
                flo = ( XiePhotoflo ) NULL;
        }
        if ( flograph1 )
        {
                XieFreePhotofloGraph(flograph1,flo_elements);
                flograph1 = ( XiePhotoElement * ) NULL;
        }
        if ( flograph2 )
        {
                XieFreePhotofloGraph(flograph2,flo_elements);
                flograph2 = ( XiePhotoElement * ) NULL;
        }
}