/* $Xorg: mplogic.c,v 1.5 2000/08/17 19:47:53 cpqbld Exp $ */ /**** module mplogic.c ****/ /****************************************************************************** Copyright 1993, 1994, 1998 The Open Group All Rights Reserved. The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. Except as contained in this notice, the name of The Open Group shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from The Open Group. NOTICE This software is being provided by AGE Logic, Inc. under the following license. By obtaining, using and/or copying this software, you agree that you have read, understood, and will comply with these terms and conditions: Permission to use, copy, modify, distribute and sell this software and its documentation for any purpose and without fee or royalty and to grant others any or all rights granted herein is hereby granted, provided that you agree to comply with the following copyright notice and statements, including the disclaimer, and that the same appears on all copies and derivative works of the software and documentation you make. "Copyright 1993, 1994 by AGE Logic, Inc." THIS SOFTWARE IS PROVIDED "AS IS". AGE LOGIC MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED. By way of example, but not limitation, AGE LOGIC MAKE NO REPRESENTATIONS OR WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR THAT THE SOFTWARE DOES NOT INFRINGE THIRD-PARTY PROPRIETARY RIGHTS. AGE LOGIC SHALL BEAR NO LIABILITY FOR ANY USE OF THIS SOFTWARE. IN NO EVENT SHALL EITHER PARTY BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOSS OF PROFITS, REVENUE, DATA OR USE, INCURRED BY EITHER PARTY OR ANY THIRD PARTY, WHETHER IN AN ACTION IN CONTRACT OR TORT OR BASED ON A WARRANTY, EVEN IF AGE LOGIC LICENSEES HEREUNDER HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. The name of AGE Logic, Inc. may not be used in advertising or publicity pertaining to this software without specific, written prior permission from AGE Logic. Title to this software shall at all times remain with AGE Logic, Inc. ***************************************************************************** mplogic.c -- DDXIE logic element Larry Hare -- AGE Logic, Inc. July, 1993 *****************************************************************************/ /* $XFree86: xc/programs/Xserver/XIE/mixie/process/mplogic.c,v 3.4 2001/01/17 22:13:12 dawes Exp $ */ #define _XIEC_MPLOGIC #define _XIEC_PLOGIC /* * Include files */ /* * Core X Includes */ #include #include /* * XIE Includes */ #include #include /* * more X server includes. */ #include #include /* * Server XIE Includes */ #include #include #include #include #include #include /* * routines referenced by other DDXIE modules */ int miAnalyzeLogic(); /* * routines used internal to this module */ static int CreateLogic(); static int InitializeLogic(); static int ResetLogic(); static int DestroyLogic(); static int ActivateLogicM(); static int ActivateLogicD(); static int ActivateLogicMROI(); static int ActivateLogicDROI(); /* * DDXIE Logic entry points */ static ddElemVecRec LogicVec = { CreateLogic, InitializeLogic, ActivateLogicM, (xieIntProc)NULL, ResetLogic, DestroyLogic }; /* * Local Declarations. */ typedef struct _mplogicdef { void (*action) (); void (*action2) (); CARD32 cnst; CARD32 endrun; CARD32 endix; } mpLogicPvtRec, *mpLogicPvtPtr; #define SHIFT_FROM_LEVELS(shift,levels) \ { CARD32 _lev = levels; \ shift = _lev <= 256 ? (_lev <= 2 ? 0 : 3 ) : (_lev <=65536 ? 4 : 5); \ } static CARD32 rep_cnst(); /* ** NOTE: might change over to use mergerops (see mfb/mergerop.h) ** NOTE: might change constant operations to use dyads with prefilled ** constant strip; this would slow them down, but would ** conserve code space. */ /*------------------------------------------------------------------------ ------------------------ fill in the vector --------------------------- ------------------------------------------------------------------------*/ int miAnalyzeLogic(flo,ped) floDefPtr flo; peDefPtr ped; { ped->ddVec = LogicVec; return TRUE; } /*------------------------------------------------------------------------ ---------------------------- create peTex . . . -------------------------- ------------------------------------------------------------------------*/ static int CreateLogic(flo,ped) floDefPtr flo; peDefPtr ped; { /* always force syncing between inputs (is nop if only one input) */ return MakePETex(flo,ped, xieValMaxBands * sizeof(mpLogicPvtRec), SYNC, /* InSync: Make sure ROI exists first */ NO_SYNC /* bandSync: see CreateLogic */ ); } /*------------------------------------------------------------------------ ----------------------------- crank some data ---------------------------- ------------------------------------------------------------------------*/ static int ActivateLogicM(flo,ped,pet) floDefPtr flo; peDefPtr ped; peTexPtr pet; { mpLogicPvtPtr pvt = (mpLogicPvtPtr) pet->private; int band, nbands = pet->receptor[SRCt1].inFlo->bands; bandPtr sband = &(pet->receptor[SRCt1].band[0]); bandPtr dband = &(pet->emitter[0]); for(band = 0; band < nbands; band++, pvt++, sband++, dband++) { int pitch = sband->format->pitch; /* bits */ LogInt *svoid, *dvoid; if (!(svoid = (LogInt*)GetCurrentSrc(flo,pet,sband)) || !(dvoid = (LogInt*)GetCurrentDst(flo,pet,dband))) continue; do { (*(pvt->action)) (dvoid, svoid, pvt->cnst, pitch); svoid = (LogInt*)GetNextSrc(flo,pet,sband,FLUSH); dvoid = (LogInt*)GetNextDst(flo,pet,dband,FLUSH); } while (!ferrCode(flo) && svoid && dvoid) ; FreeData(flo, pet, sband, sband->current); } return TRUE; } static int ActivateLogicD(flo,ped,pet) floDefPtr flo; peDefPtr ped; peTexPtr pet; { mpLogicPvtPtr pvt = (mpLogicPvtPtr) pet->private; int band, nbands = pet->receptor[SRCt1].inFlo->bands; bandPtr sband = &(pet->receptor[SRCt1].band[0]); bandPtr tband = &(pet->receptor[SRCt2].band[0]); bandPtr dband = &(pet->emitter[0]); for(band = 0; band < nbands; band++, pvt++, sband++, tband++, dband++) { LogInt *svoid, *tvoid, *dvoid; if (!(svoid = (LogInt*)GetCurrentSrc(flo,pet,sband)) || !(tvoid = (LogInt*)GetCurrentSrc(flo,pet,tband)) || !(dvoid = (LogInt*)GetCurrentDst(flo,pet,dband)) ) continue; do { /* This is the code that might rather utilize INPLACE */ (*(pvt->action)) (dvoid, svoid, tvoid, pvt->endix); if (pvt->action2) (*(pvt->action2)) (dvoid, svoid, pvt->endrun, pvt->endix); svoid = (LogInt*)GetNextSrc(flo,pet,sband,FLUSH); tvoid = (LogInt*)GetNextSrc(flo,pet,tband,FLUSH); dvoid = (LogInt*)GetNextDst(flo,pet,dband,FLUSH); } while (!ferrCode(flo) && svoid && tvoid && dvoid) ; if(!svoid && sband->final) /* when sr1 runs out, kill sr2 too */ DisableSrc(flo,pet,tband,FLUSH); else if(!tvoid && tband->final) /* when sr2 runs out, pass-thru sr1 */ BypassSrc(flo,pet,sband); else { /* both inputs still active, keep the scheduler up to date */ FreeData(flo,pet,sband,sband->current); FreeData(flo,pet,tband,tband->current); } } return TRUE; } static int ActivateLogicMROI(flo,ped,pet) floDefPtr flo; peDefPtr ped; peTexPtr pet; { mpLogicPvtPtr pvt = (mpLogicPvtPtr) pet->private; int band, nbands = pet->receptor[SRCt1].inFlo->bands; bandPtr sband = &(pet->receptor[SRCt1].band[0]); bandPtr dband = &(pet->emitter[0]); for(band = 0; band < nbands; band++, pvt++, sband++, dband++) { pointer svoid, dvoid; CARD32 shift; if (!(svoid = GetCurrentSrc(flo,pet,sband)) || !(dvoid = GetCurrentDst(flo,pet,dband))) continue; SHIFT_FROM_LEVELS(shift, dband->format->levels) while (!ferrCode(flo) && svoid && dvoid && SyncDomain(flo,ped,dband,FLUSH)) { INT32 run, ix = 0; if (svoid != dvoid) memcpy(dvoid, svoid, dband->pitch); while (run = GetRun(flo,pet,dband)) { if (run > 0) { (*(pvt->action)) (dvoid, pvt->cnst, run << shift, ix << shift); ix += run; } else ix -= run; } svoid = GetNextSrc(flo,pet,sband,FLUSH); dvoid = GetNextDst(flo,pet,dband,FLUSH); } FreeData(flo, pet, sband, sband->current); } return TRUE; } static int ActivateLogicDROI(flo,ped,pet) floDefPtr flo; peDefPtr ped; peTexPtr pet; { mpLogicPvtPtr pvt = (mpLogicPvtPtr) pet->private; int band, nbands = pet->receptor[SRCt1].inFlo->bands; bandPtr sband = &(pet->receptor[SRCt1].band[0]); bandPtr tband = &(pet->receptor[SRCt2].band[0]); bandPtr dband = &(pet->emitter[0]); for(band = 0; band < nbands; band++, pvt++, sband++, tband++, dband++) { pointer svoid, tvoid, dvoid; CARD32 shift, w; w = sband->format->width; if (w > tband->format->width) w = tband->format->width; if (!(svoid = GetCurrentSrc(flo,pet,sband)) || !(tvoid = GetCurrentSrc(flo,pet,tband)) || !(dvoid = GetCurrentDst(flo,pet,dband))) continue; SHIFT_FROM_LEVELS(shift, dband->format->levels) while (!ferrCode(flo) && svoid && tvoid && dvoid && SyncDomain(flo,ped,dband,FLUSH)) { INT32 run, ix = 0; if (svoid != dvoid) memcpy(dvoid, svoid, dband->pitch); while (run = GetRun(flo,pet,dband)) { if (run > 0) { /* needs to clip to second source, yuck */ if ((ix + run) > w) { if (ix < w) (*(pvt->action)) (dvoid, tvoid, (w-ix) << shift, ix << shift); break; } (*(pvt->action)) (dvoid, tvoid, run << shift, ix << shift); ix += run; } else ix -= run; } svoid = GetNextSrc(flo,pet,sband,FLUSH); tvoid = GetNextSrc(flo,pet,tband,FLUSH); dvoid = GetNextDst(flo,pet,dband,FLUSH); } if(!svoid && sband->final) /* when sr1 runs out, kill sr2 too */ DisableSrc(flo,pet,tband,FLUSH); else if(!tvoid && tband->final) /* when sr2 runs out, pass-thru sr1 */ BypassSrc(flo,pet,sband); else { /* both inputs still active, keep the scheduler up to date */ FreeData(flo,pet,sband,sband->current); FreeData(flo,pet,tband,tband->current); } } return TRUE; } /*------------------------------------------------------------------------ ------------------------ get rid of run-time stuff ----------------------- ------------------------------------------------------------------------*/ static int ResetLogic(flo,ped) floDefPtr flo; peDefPtr ped; { ResetReceptors(ped); ResetProcDomain(ped); ResetEmitter(ped); return TRUE; } /*------------------------------------------------------------------------ -------------------------- get rid of this element ----------------------- ------------------------------------------------------------------------*/ static int DestroyLogic(flo,ped) floDefPtr flo; peDefPtr ped; { /* get rid of the peTex structure */ ped->peTex = (peTexPtr) XieFree(ped->peTex); /* zap this element's entry point vector */ ped->ddVec.create = (xieIntProc)NULL; ped->ddVec.initialize = (xieIntProc)NULL; ped->ddVec.activate = (xieIntProc)NULL; ped->ddVec.reset = (xieIntProc)NULL; ped->ddVec.destroy = (xieIntProc)NULL; return TRUE; } /*------------------------------------------------------------------------ --------------------- Lotsa Little Action Routines --------------------- ------------------------------------------------------------------------*/ /* NOTE: would be nice to use mfb/mergerop.h. beware though. the roles ** of dst, and source are somewhat reversed. This will be almost ** necessary if we choose to support mismatched levels, and should make ** it simpler to make fine tuned assembly or C code. */ /* M: (*(pvt->action)) (dvoid, svoid, pvt->cnst, bw); */ /* D: (*(pvt->action)) (dvoid, svoid, tvoid, bw); */ #define MakeM1(name, op) \ static void name(d,src1,con,bits) \ LogInt *d, *src1, con; \ CARD32 bits; \ { \ CARD32 w = (bits + LOGSIZE - 1) / LOGSIZE; \ while (w >= 4) { *d++ = op; *d++ = op; \ *d++ = op; *d++ = op; w -= 4; } \ switch (w) { \ case 3: *d++ = op; \ case 2: *d++ = op; \ case 1: *d = op; \ default: break; \ } \ } #define MakeM2(name, rev, op) \ static void name(d,src1,con,bits) \ LogInt *d, *src1, con; \ CARD32 bits; \ { \ CARD32 w = (bits + LOGSIZE - 1) / LOGSIZE; \ LogInt A, B, C, D; \ while (w >= 4) { \ A = *src1++; B = *src1++; C = *src1++; D = *src1++; \ *d++ = (rev A) op; *d++ = (rev B) op; \ *d++ = (rev C) op; *d++ = (rev D) op; w -= 4; \ } \ switch (w) { \ case 3: A = *src1++; *d++ = (rev A) op; \ case 2: A = *src1++; *d++ = (rev A) op; \ case 1: A = *src1; *d = (rev A) op; \ default: break; \ } \ } #define MakeD1(dname, mname) \ static void dname(d,src1,src2,bits) \ LogInt *d, *src1, *src2; \ CARD32 bits; \ { \ mname (d, src2, 0, bits); \ } #define MakeD2(name, rev, op) \ static void name(d,src1,src2,bits) \ LogInt *d, *src1, *src2; \ CARD32 bits; \ { \ CARD32 w = (bits + LOGSIZE - 1) / LOGSIZE; \ LogInt A, B, C, D, E, F, G, H; \ while (w >= 4) { \ A = src1[0]; B = src1[1]; C = src1[2]; D = src1[3]; src1 += 4; \ E = src2[0]; F = src2[1]; G = src2[2]; H = src2[3]; src2 += 4; \ d[0] = (rev A) op E; d[1] = (rev B) op F; \ d[2] = (rev C) op G; d[3] = (rev D) op H; w -= 4; d += 4; \ } \ switch (w) { \ case 3: A = *src1++; E = *src2++; *d++ = (rev A) op E; \ case 2: A = *src1++; E = *src2++; *d++ = (rev A) op E; \ case 1: A = *src1; E = *src2++; *d = (rev A) op E; \ default: break; \ } \ } #define NaDa MakeM1 (mono_clear, (LogInt) 0) MakeM2 (mono_and, NaDa, & con) MakeM2 (mono_andrev, ~, & con) MakeM1 (mono_copy, con) MakeM2 (mono_andinv, NaDa, & ~con) MakeM2 (mono_noop, NaDa, NaDa) MakeM2 (mono_xor, NaDa, ^ con) MakeM2 (mono_or, NaDa, | con) MakeM2 (mono_nor, ~, & ~con) MakeM2 (mono_equiv, NaDa, ^ ~con) MakeM2 (mono_invert, ~, NaDa) MakeM2 (mono_orrev, ~, | con) MakeM1 (mono_copyinv, ~con) MakeM2 (mono_orinv, NaDa, | ~con) MakeM2 (mono_nand, ~, | ~con) MakeM1 (mono_set, ~(LogInt) 0) #define dyad_clear mono_clear MakeD2 (dyad_and, NaDa, & ) MakeD2 (dyad_andrev, ~, & ) MakeD1 (dyad_copy, mono_noop) MakeD2 (dyad_andinv, NaDa, & ~) #define dyad_noop mono_noop MakeD2 (dyad_xor, NaDa, ^ ) MakeD2 (dyad_or, NaDa, | ) MakeD2 (dyad_nor, ~, & ~) MakeD2 (dyad_equiv, NaDa, ^ ~) #define dyad_invert mono_invert MakeD2 (dyad_orrev, ~, | ) MakeD1 (dyad_copyinv, mono_invert) MakeD2 (dyad_orinv, NaDa, | ~) MakeD2 (dyad_nand, ~, | ~) #define dyad_set mono_set static void (*action_mono[16])() = { mono_clear, mono_and, mono_andrev, mono_copy, mono_andinv, mono_noop, mono_xor, mono_or, mono_nor, mono_equiv, mono_invert, mono_orrev, mono_copyinv, mono_orinv, mono_nand, mono_set }; static void (*action_dyad[16])() = { dyad_clear, dyad_and, dyad_andrev, dyad_copy, dyad_andinv, dyad_noop, dyad_xor, dyad_or, dyad_nor, dyad_equiv, dyad_invert, dyad_orrev, dyad_copyinv, dyad_orinv, dyad_nand, dyad_set }; /*------------------------------------------------------------------------ --------------------- ROI operations work on subranges ------------------ ------------------------------------------------------------------------*/ /* MROI: (*(pvt->action)) (dvoid, pvt->cnst, run, ix); */ /* DROI: (*(pvt->action)) (dvoid, src2, run, ix); */ #define MakeROIM1(name, op) \ static void name(d,con,run,ix) \ LogInt *d, con; \ CARD32 run, ix; \ { \ LogInt D, M; \ CARD32 sbit = ix & LOGMASK; \ d += (ix >>= LOGSHIFT); \ if (sbit + run >= LOGSIZE) { \ if (sbit) { \ M = BitRight(LOGONES,sbit); run -= (LOGSIZE - sbit); \ D = *d; *d = (D & ~M) | (op & M); d++; \ } \ for (sbit = run >> LOGSHIFT; sbit > 0; sbit--, d++ ) { \ *d = op; \ } \ if (run &= LOGMASK) { \ M = ~BitRight(LOGONES,run); \ D = *d; *d = (D & ~M) | (op & M); \ } \ } else { \ M = BitRight(LOGONES,sbit) & ~(BitRight(LOGONES,sbit+run)); \ D = *d; *d = (D & ~M) | (op & M); \ } \ } #define MakeROIM2(name, rev, op) \ static void name(d,con,run,ix) \ LogInt *d, con; \ CARD32 run, ix; \ { \ LogInt D, M; \ CARD32 sbit = ix & LOGMASK; \ d += (ix >>= LOGSHIFT); \ if (sbit + run >= LOGSIZE) { \ if (sbit) { \ M = BitRight(LOGONES,sbit); run -= (LOGSIZE - sbit); \ D = *d; *d = (D & ~M) | (((rev D) op) & M); d++; \ } \ for (sbit = run >> LOGSHIFT; sbit > 0; sbit--, d++ ) { \ *d = (rev *d) op; \ } \ if (run &= LOGMASK) { \ M = ~BitRight(LOGONES,run); \ D = *d; *d = (D & ~M) | (((rev D) op) & M); \ } \ } else { \ M = BitRight(LOGONES,sbit) & ~(BitRight(LOGONES,sbit+run)); \ D = *d; *d = (D & ~M) | (((rev D) op) & M); d++; \ } \ } #define MakeROIM3(name) \ static void name(d,con,run,ix) \ LogInt *d, con; \ CARD32 run, ix; \ { \ return; /* NoOp */ \ } #define MakeROID1(name, op) \ static void name(d,src2,run,ix) \ LogInt *d, *src2; \ CARD32 run, ix; \ { \ LogInt D, M; \ CARD32 sbit = ix & LOGMASK; \ ix >>= LOGSHIFT; d += ix; src2 += ix; \ if (sbit + run >= LOGSIZE) { \ if (sbit) { \ M = BitRight(LOGONES,sbit); run -= (LOGSIZE - sbit); \ D = *d; *d = (D & ~M) | ((op *src2++) & M); d++; \ } \ for (sbit = run >> LOGSHIFT; sbit > 0; sbit--, d++, src2++ ) { \ *d = op *src2; \ } \ if (run &= LOGMASK) { \ M = ~BitRight(LOGONES,run); \ D = *d; *d = (D & ~M) | ((op *src2) & M); \ } \ } else { \ M = BitRight(LOGONES,sbit) & ~(BitRight(LOGONES,sbit+run)); \ D = *d; *d = (D & ~M) | ((op *src2) & M); \ } \ } #define MakeROID2(name, rev, op) \ static void name(d,src2,run,ix) \ LogInt *d, *src2; \ CARD32 run, ix; \ { \ LogInt D, M; \ CARD32 sbit = ix & LOGMASK; \ ix >>= LOGSHIFT; d += ix; src2 += ix; \ if (sbit + run >= LOGSIZE) { \ if (sbit) { \ M = BitRight(LOGONES,sbit); run -= (LOGSIZE - sbit); \ D = *d; *d = (D & ~M) | (((rev D) op *src2++) & M); d++; \ } \ for (sbit = run >> LOGSHIFT; sbit > 0; sbit--, d++, src2++ ) { \ *d = (rev *d) op *src2; \ } \ if (run &= LOGMASK) { \ M = ~BitRight(LOGONES,run); \ D = *d; *d = (D & ~M) | (((rev D) op *src2) & M); \ } \ } else { \ M = BitRight(LOGONES,sbit) & ~(BitRight(LOGONES,sbit+run)); \ D = *d; *d = (D & ~M) | (((rev D) op *src2) & M); \ } \ } MakeROIM1 (mroi_clear, (LogInt) 0) MakeROIM2 (mroi_and, NaDa, & con) MakeROIM2 (mroi_andrev, ~, & con) MakeROIM1 (mroi_copy, con) MakeROIM2 (mroi_andinv, NaDa, & ~con) MakeROIM3 (mroi_noop ) MakeROIM2 (mroi_xor, NaDa, ^ con) MakeROIM2 (mroi_or, NaDa, | con) MakeROIM2 (mroi_nor, ~, & ~con) MakeROIM2 (mroi_equiv, NaDa, ^ ~con) MakeROIM2 (mroi_invert, ~, NaDa) MakeROIM2 (mroi_orrev, ~, | con) MakeROIM1 (mroi_copyinv, ~con) MakeROIM2 (mroi_orinv, NaDa, | ~con) MakeROIM2 (mroi_nand, ~, | ~con) MakeROIM1 (mroi_set, ~(LogInt) 0) #define droi_clear mroi_clear MakeROID2 (droi_and, NaDa, & ) MakeROID2 (droi_andrev, ~, & ) MakeROID1 (droi_copy, NaDa) MakeROID2 (droi_andinv, NaDa, & ~) #define droi_noop mroi_noop MakeROID2 (droi_xor, NaDa, ^ ) MakeROID2 (droi_or, NaDa, | ) MakeROID2 (droi_nor, ~, & ~) MakeROID2 (droi_equiv, NaDa, ^ ~) #define droi_invert mroi_invert MakeROID2 (droi_orrev, ~, | ) MakeROID1 (droi_copyinv, ~) MakeROID2 (droi_orinv, NaDa, | ~) MakeROID2 (droi_nand, ~, | ~) #define droi_set mroi_set static void (*action_monoROI[16])() = { mroi_clear, mroi_and, mroi_andrev, mroi_copy, mroi_andinv, mroi_noop, mroi_xor, mroi_or, mroi_nor, mroi_equiv, mroi_invert, mroi_orrev, mroi_copyinv, mroi_orinv, mroi_nand, mroi_set }; static void (*action_dyadROI[16])() = { droi_clear, droi_and, droi_andrev, droi_copy, droi_andinv, droi_noop, droi_xor, droi_or, droi_nor, droi_equiv, droi_invert, droi_orrev, droi_copyinv, droi_orinv, droi_nand, droi_set }; /*------------------------------------------------------------------------ ---------------------------- some other goodies ------------------------- ------------------------------------------------------------------------*/ static void action_tail(d, src, run, ix) LogInt *d, *src; CARD32 run, ix; { LogInt D, M; CARD32 sbit = ix & LOGMASK; ix >>= LOGSHIFT; d += ix; src += ix; if (sbit + run >= LOGSIZE) { if (sbit) { M = BitRight(LOGONES,sbit); run -= (LOGSIZE - sbit); D = *d; *d = (D & ~M) | (*src++ & M); d++; } for (sbit = run >> LOGSHIFT; sbit > 0; sbit--) { *d++ = *src++; } if (run &= LOGMASK) { /* may be unnecessary due to padding */ M = ~BitRight(LOGONES,run); D = *d; *d = (D & ~M) | (*src & M); } } else { M = BitRight(LOGONES,sbit) & ~(BitRight(LOGONES,sbit+run)); D = *d; *d = (D & ~M) | (*src & M); } } static CARD32 rep_cnst(levels, dconst) CARD32 levels; double dconst; { CARD32 con = ConstrainConst(dconst,levels); if (levels <= 0x100) { if ( levels > 2) { con &= 0xff; con |= con << 8; return con | (con << 16); } if (levels == 2) { return con & 1 ? ~0 : 0; } return 0; } else if (levels < 0x10000) { con &= 0xffff; return con | (con << 16); } return con & 0xffffff; } /*------------------------------------------------------------------------ ---------------------------- initialize peTex . . . ---------------------- ------------------------------------------------------------------------*/ static int InitializeLogic(flo,ped) floDefPtr flo; peDefPtr ped; { peTexPtr pet = ped->peTex; xieFloLogical *raw = (xieFloLogical *) ped->elemRaw; pLogicDefPtr epvt = (pLogicDefPtr) ped->elemPvt; mpLogicPvtPtr pvt = (mpLogicPvtPtr) pet->private; receptorPtr rcp = pet->receptor; CARD32 nbands = pet->receptor[SRCt1].inFlo->bands; bandPtr dband = &(pet->emitter[0]); CARD8 msk = raw->bandMask; BOOL hasROI = raw->domainPhototag != 0; CARD32 band; void (*act)(); if (hasROI) { if (raw->src2) { ped->ddVec.activate = ActivateLogicDROI; act = action_dyadROI[raw->operator]; } else { ped->ddVec.activate = ActivateLogicMROI; act = action_monoROI[raw->operator]; } } else { /* no ROI */ if (raw->src2) { ped->ddVec.activate = ActivateLogicD; act = action_dyad[raw->operator]; } else { ped->ddVec.activate = ActivateLogicM; act = action_mono[raw->operator]; } } for (band=0; bandaction = act; if (!raw->src2) { pvt->cnst = rep_cnst(dband->format->levels, epvt->constant[band]); } else if (!hasROI) { /* gack, an alternative is to use INPLACE for SRCt1 */ bandPtr tband = &(pet->receptor[SRCt2].band[band]); if (dband->format->pitch <= tband->format->pitch) { pvt->action2 = (void (*)()) NULL; pvt->endix = dband->format->pitch; /* bits */ } else { pvt->action2 = action_tail; pvt->endix = tband->format->pitch; pvt->endrun = dband->format->pitch - pvt->endix; } } } /* If processing domain, allow replication */ if (hasROI) pet->receptor[ped->inCnt-1].band[0].replicate = msk; InitReceptor(flo, ped, &rcp[SRCt1], NO_DATAMAP, 1, msk, ~msk); if (msk && raw->src2) InitReceptor(flo, ped, &rcp[SRCt2], NO_DATAMAP, 1, msk, NO_BANDS); if (hasROI) InitProcDomain(flo, ped, raw->domainPhototag, raw->domainOffsetX, raw->domainOffsetY); if (msk) InitEmitter(flo, ped, NO_DATAMAP, hasROI ? SRCt1 : NO_INPLACE); return !ferrCode(flo); } /* end module mplogic.c */