point.c   [plain text]

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

/**** module point.c ****/
/******************************************************************************

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				NOTICE
                              
This software is being provided by AGE Logic, Inc. under the
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you agree that you have read, understood, and will comply with these
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     Permission to use, copy, modify, distribute and sell this
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*****************************************************************************
  
	point.c -- point flo element tests 

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


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

static int monoflag = 0;

static XiePhotomap XIEPhotomap;
static XiePhotomap XIEPhotomap2;
static XiePhotomap ControlPlane;
static XieLut XIELut;
static XieLut ClipLut;
static XieRoi XIERoi;

static int flo_notify;
static XiePhotoElement *flograph;
static XiePhotoflo flo;
static int flo_elements;
static unsigned char *lut;
static XStandardColormap stdCmap;

int 
InitPoint(XParms xp, Parms p, int reps)
{
	int lutSize, i, idx; 
	int src1, src2, levelsIn, levelsOut;
        XieEncodeTechnique encode_tech=xieValEncodeServerChoice;
        char *encode_params=NULL;
        Bool photoDest;
	int useDomain;
	XieRectangle rect;
	unsigned int bandMask;
        XieProcessDomain domain;
        int decode_notify;

        photoDest = ( ( PointParms * )p->ts )->photoDest;
        useDomain = ( ( PointParms * )p->ts )->useDomain;
        bandMask = ( ( PointParms * )p->ts )->bandMask;

        flograph = ( XiePhotoElement * ) NULL;
        XIEPhotomap = ( XiePhotomap ) NULL;
        XIEPhotomap2 = ( XiePhotomap ) NULL;
        ControlPlane = ( XiePhotomap ) NULL;
        XIERoi = ( XieRoi ) NULL;
	XIELut = ClipLut = ( XieLut ) NULL;
        flo = ( XiePhotoflo ) NULL;

	XIEPhotomap2 = XieCreatePhotomap( xp->d );
	if ( XIEPhotomap2 == ( XiePhotomap ) NULL )
		return( 0 );
	monoflag = 0;
	levelsIn = (( PointParms * ) p->ts )->levelsIn;
	levelsOut = (( PointParms * ) p->ts )->levelsOut;
        if ( xp->screenDepth != levelsOut && photoDest == False )
        {
                monoflag = 1;
                if ( ( ClipLut = CreatePointLut( xp, p, 1 << levelsOut, 
                        1 << xp->screenDepth, False ) ) == ( XieLut ) NULL )
                {
			reps = 0;
                }
        }

	if ( reps )
	{
		flo_elements = 4;
		if ( useDomain == DomainROI || useDomain == DomainCtlPlane )
			flo_elements++;
		if ( monoflag )
			flo_elements+=2;

		if ( useDomain == DomainROI && levelsIn != levelsOut )
		{
			fprintf( stderr, 
				"levelsIn must equal levelsOut with ROIs\n" );
			reps = 0;
		}
	}

	lutSize = 1 << levelsIn;
	if ( reps )
	{
		lut = (unsigned char *)
			malloc( lutSize * sizeof( unsigned char ) );
		if ( lut == ( unsigned char * ) NULL )
			reps = 0;
		else if ( levelsIn == 1 && levelsOut == 8 )
		{
			lut[ 0 ] = 0;
			lut[ 1 ] = 255;
		}
		else if ( levelsIn == 8 && levelsOut == 1 )
		{
			for ( i = 0; i < lutSize / 2; i++ )
			{
				lut[ i ] = 0;
			}

			for ( i = lutSize / 2; i < lutSize; i++ )
			{
				lut[ i ] = 1;
			}
		}
		else if ( levelsIn == 8 && levelsOut == 8 )
		{
			for ( i = 0; i < lutSize; i++ )
			{
				lut[ i ] = ( ( 1 << levelsIn ) - 1 ) - i;
			}
		}
	}
	if ( reps )
	{
		if ( levelsIn == 1 && IsDISServer() )
		{
			XIEPhotomap = GetXIEPointPhotomap( xp, p, 1, 2, False );
		}	
		else if ( levelsIn == 1 )
		{
			XIEPhotomap = GetXIEDitheredPhotomap( xp, p, 1, 2 );
		}
		else 
		{
			XIEPhotomap = GetXIEPhotomap( xp, p, 1 );
		}
		if ( XIEPhotomap == ( XiePhotomap ) NULL )
		{
			reps = 0;
		}
	}

	if ( reps != 0 )
	{
		if ( ( XIELut = GetXIELut( xp, p, lut, lutSize, 1 << levelsOut ) ) 
			== ( XieLut ) NULL )
		{
			reps = 0;
		}
	}
	if ( reps )
	{
		flograph = XieAllocatePhotofloGraph(flo_elements);	
		if ( flograph == ( XiePhotoElement * ) NULL )
		{
			fprintf( stderr, "XieAllocatePhotofloGraph failed\n" );
			reps = 0;
		}
		else
		{
			if ( useDomain == DomainROI )
			{
				rect.x = ( ( PointParms * )p->ts )->x;
				rect.y = ( ( PointParms * )p->ts )->y;
				rect.width = ( ( PointParms * )p->ts )->width;
				rect.height = ( ( PointParms * )p->ts )->height;

				if ( ( XIERoi = GetXIERoi( xp, p, &rect, 1 ) ) 
					== ( XieRoi ) NULL )
				{
					reps = 0;
				}
			}
			else if ( useDomain == DomainCtlPlane )
			{
				ControlPlane = GetControlPlane( xp, 2 );
				if ( ControlPlane == ( XiePhotomap ) NULL )
					reps = 0;
			}
		}
	}
	if ( reps )
	{
		idx = 0;

		decode_notify = False;
		XieFloImportPhotomap(&flograph[idx], XIEPhotomap, decode_notify);
		idx++;
		src1 = idx;

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

                if ( useDomain == DomainROI )
                {
                        XieFloImportROI(&flograph[idx], XIERoi);
                        idx++;
                        domain.phototag = idx;
                }
                else if ( useDomain == DomainCtlPlane )
                {
                        XieFloImportPhotomap(&flograph[idx], ControlPlane, False
);
                        idx++;
                        domain.phototag = idx;
                }
                else
                {
                        domain.phototag = 0;
                }

		XieFloImportLUT(&flograph[idx], XIELut );
		idx++;
		src2 = idx;

		XieFloPoint(&flograph[idx],
			src1,
			&domain,
			src2,
			bandMask
		);
		idx++;

		if ( photoDest == False )
		{
			if ( monoflag )
			{
				/* Point-to-point protocol :-) */

				XieFloImportLUT(&flograph[idx], ClipLut );
				idx++;

				domain.phototag = 0;

				XieFloPoint(&flograph[idx],
					idx - 1,
					&domain,
					idx,
					bandMask	
				);
				idx++;
			}

			XieFloExportDrawable(&flograph[idx],
				idx,     /* source phototag number */
				xp->w,
				xp->fggc,
				0,       /* x offset in window */
				0        /* y offset in window */
			);
		}
		else
		{
			XieFloExportPhotomap(&flograph[idx],
                                idx,              /* source phototag number */
                                XIEPhotomap2,
                                encode_tech,
                                encode_params
                        );
                        idx++;
		}

		flo = XieCreatePhotoflo( xp->d, flograph, flo_elements );
		flo_notify = False;
	}
	if ( !reps )
		FreePointStuff( xp, p );
	return( reps );
}

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

    	for (i = 0; i != reps; i++) {
		XieExecutePhotoflo( xp->d, flo, flo_notify );
		XSync( xp->d, 0 );
    	}
}

void 
EndPoint(XParms xp, Parms p)
{
	FreePointStuff( xp, p );
}

void
FreePointStuff(XParms xp, Parms p)
{
	if ( XIEPhotomap && IsPhotomapInCache( XIEPhotomap ) == False )
	{
		XieDestroyPhotomap( xp->d, XIEPhotomap );
		XIEPhotomap = ( XiePhotomap ) NULL;
	}

        if ( ControlPlane != ( XiePhotomap ) NULL && IsPhotomapInCache( ControlPlane ) == False )
        {
                XieDestroyPhotomap( xp->d, ControlPlane );
                ControlPlane = ( XiePhotomap ) NULL;
        }

	if ( XIEPhotomap2 )
	{
		XieDestroyPhotomap( xp->d, XIEPhotomap2 );
		XIEPhotomap2 = ( XiePhotomap ) NULL;
	}

	if ( XIELut )
	{
		XieDestroyLUT( xp->d, XIELut );
		XIELut = ( XieLut ) NULL;
	}
	if ( ClipLut )
	{
		XieDestroyLUT( xp->d, ClipLut );
		ClipLut = ( XieLut ) NULL;
	}
	if ( flograph )
	{
		XieFreePhotofloGraph( flograph, flo_elements );
		flograph = ( XiePhotoElement * ) NULL;
	}
        if ( flo )
	{
                XieDestroyPhotoflo( xp->d, flo );
		flo = ( XiePhotoflo ) NULL;
	}
	if ( lut )
	{
		free( lut );
		lut = ( unsigned char * ) NULL;
	}
}

int 
InitTriplePoint(XParms xp, Parms p, int reps)
{
	int lutSize, idx; 
	int i, src1, src2;
        int useDomain;
	XieRectangle rect;
	unsigned int bandMask;
        XieProcessDomain domain;
        int decode_notify;
	XieLTriplet levels;
	int cclass, ditherTech;
	int threshold;
	Atom atom;

#if     defined(__cplusplus) || defined(c_plusplus)
        cclass = xp->vinfo.c_class;
#else
        cclass = xp->vinfo.class;
#endif
	if ( cclass != PseudoColor )
		return( 0 );
	if ( xp->vinfo.depth == 1 )
		return( 0 );

        atom = ( ( TriplePointParms * )p->ts )->atom;
	if ( GetStandardColormap( xp, &stdCmap, atom ) == False )
	{
		fprintf( stderr, "Couldn't get a standard colormap\n" );
		fflush( stderr );
		return( 0 );
	}

	fprintf( stderr, "Standard cmap found: dithering input to levels %ld, %ld, %ld\n", stdCmap.red_max + 1, stdCmap.green_max + 1, stdCmap.blue_max + 1 );
	fflush( stderr );
        useDomain = ( ( TriplePointParms * )p->ts )->useDomain;
        bandMask = ( ( TriplePointParms * )p->ts )->bandMask;
	levels[ 0 ] = stdCmap.red_max + 1; 
	levels[ 1 ] = stdCmap.green_max + 1; 
	levels[ 2 ] = stdCmap.blue_max + 1;
	ditherTech = ( ( TriplePointParms * )p->ts )->ditherTech;
	threshold = ( ( TriplePointParms * )p->ts )->threshold;

        flograph = ( XiePhotoElement * ) NULL;
        XIEPhotomap = ( XiePhotomap ) NULL;
        ControlPlane = ( XiePhotomap ) NULL;
        XIERoi = ( XieRoi ) NULL;
	XIELut = ( XieLut ) NULL;
        flo = ( XiePhotoflo ) NULL;

	flo_elements = 4;
	if ( useDomain == DomainROI || useDomain == DomainCtlPlane )
		flo_elements++;

	lutSize = 1 << xp->vinfo.depth;
	if ( reps )
	{
		lut = (unsigned char *)
			malloc( lutSize * sizeof( unsigned char ) );
		if ( lut == ( unsigned char * ) NULL )
			reps = 0;

		/* build a grayscale ramp lut */

	        for (i=0; i<lutSize; i++) {
       	        	lut[ i ] = i + stdCmap.base_pixel;
		}
	
	}
	if ( reps )
	{
		if ( ( XIEPhotomap = GetXIEDitheredTriplePhotomap( xp, p, 1, ditherTech, threshold, levels ) ) == ( XiePhotomap ) NULL )
		{
			reps = 0;
		}
	}

	if ( reps != 0 )
	{
		if ( ( XIELut = GetXIELut( xp, p, lut, lutSize, lutSize ) ) 
			== ( XieLut ) NULL )
		{
			reps = 0;
		}
	}
	if ( reps )
	{
		flograph = XieAllocatePhotofloGraph(flo_elements);	
		if ( flograph == ( XiePhotoElement * ) NULL )
		{
			fprintf( stderr, "XieAllocatePhotofloGraph failed\n" );
			reps = 0;
		}
		else
		{
			if ( useDomain == DomainROI )
			{
				rect.x = ( ( TriplePointParms * )p->ts )->x;
				rect.y = ( ( TriplePointParms * )p->ts )->y;
				rect.width = ( ( TriplePointParms * )p->ts )->width;
				rect.height = ( ( TriplePointParms * )p->ts )->height;

				if ( ( XIERoi = GetXIERoi( xp, p, &rect, 1 ) ) 
					== ( XieRoi ) NULL )
				{
					reps = 0;
				}
			}
			else if ( useDomain == DomainCtlPlane )
			{
				ControlPlane = GetControlPlane( xp, 2 );
				if ( ControlPlane == ( XiePhotomap ) NULL )
					reps = 0;
			}
		}
	}
	if ( reps )
	{
		idx = 0;

		decode_notify = False;
		XieFloImportPhotomap(&flograph[idx], XIEPhotomap, decode_notify);
		idx++;
		src1 = idx;

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

                if ( useDomain == DomainROI )
                {
                        XieFloImportROI(&flograph[idx], XIERoi);
                        idx++;
                        domain.phototag = idx;
                }
		else if ( useDomain == DomainCtlPlane )
		{
			XieFloImportPhotomap(&flograph[idx], 
				ControlPlane, False);
			idx++;
			domain.phototag = idx;
		}
                else
                {
                        domain.phototag = 0;
                }

		XieFloImportLUT(&flograph[idx], XIELut );
		idx++;
		src2 = idx;

		XieFloPoint(&flograph[idx],
			src1,
			&domain,
			src2,
			bandMask
		);
		idx++;

		XieFloExportDrawable(&flograph[idx],
			idx,     /* source phototag number */
			xp->w,
			xp->fggc,
			0,       /* x offset in window */
			0        /* y offset in window */
		);

		flo = XieCreatePhotoflo( xp->d, flograph, flo_elements );
		flo_notify = False;
	}
	if ( !reps )
		FreeTriplePointStuff( xp, p );
	else
		InstallThisColormap( xp, stdCmap.colormap );
	return( reps );
}

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

    	for (i = 0; i != reps; i++) {
		XieExecutePhotoflo( xp->d, flo, flo_notify );
		XSync( xp->d, 0 );
    	}
}

void 
EndTriplePoint(XParms xp, Parms p)
{
	InstallGrayColormap( xp );
	FreeTriplePointStuff( xp, p );
}

void
FreeTriplePointStuff(XParms xp, Parms p)
{
	if ( XIEPhotomap && IsPhotomapInCache( XIEPhotomap ) == False )
	{
		XieDestroyPhotomap( xp->d, XIEPhotomap );
		XIEPhotomap = ( XiePhotomap ) NULL;
	}

        if ( ControlPlane != ( XiePhotomap ) NULL && IsPhotomapInCache( ControlPlane ) == False )
        {
                XieDestroyPhotomap( xp->d, ControlPlane );
                ControlPlane = ( XiePhotomap ) NULL;
        }

	if ( XIELut )
	{
		XieDestroyLUT( xp->d, XIELut );
		XIELut = ( XieLut ) NULL;
	}
	if ( flograph )
	{
		XieFreePhotofloGraph( flograph, flo_elements );
		flograph = ( XiePhotoElement * ) NULL;
	}
        if ( flo )
	{
                XieDestroyPhotoflo( xp->d, flo );
		flo = ( XiePhotoflo ) NULL;
	}
	if ( lut )
	{
		free( lut );
		lut = ( unsigned char * ) NULL;
	}
}