mirror of
https://github.com/rdolbeau/NuBusFPGA.git
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struct-based access to stack
This commit is contained in:
Romain Dolbeau
parent
d53a70ba9e
commit
607832abc0
@ -10,6 +10,9 @@
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#define _BitBlt 0xAB00
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//#define QEMU
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//extern pascal void CopyBits(const BitMap *srcBits, const BitMap *dstBits, const Rect *srcRect, const Rect *dstRect, short mode, RgnHandle maskRgn) ONEWORDINLINE(0xA8EC);
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//extern pascal void StdBits(const BitMap *srcBits, const Rect *srcRect, const Rect *dstRect, short mode, RgnHandle maskRgn) ONEWORDINLINE(0xA8EB);
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@ -61,31 +64,349 @@ static inline unsigned long brev(const unsigned long r) {
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return (((r&0xFF000000)>>24) | ((r&0xFF0000)>>8) | ((r&0xFF00)<<8) | ((r&0xFF)<<24));
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}
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#define WAIT_FOR_HW(accel) \
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#define WAIT_FOR_HW(accel) \
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while (accel->reg_status & brev(1<<WORK_IN_PROGRESS_BIT))
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int hwblit(char* p_fb_base, short dstshift, short mode, PixMapPtr dstpix, PixMapPtr srcpix, Rect *dstrect, Rect *srcrect, Rect minrect) {
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//volatile unsigned long * const debug_ptr = (unsigned long*)0xFC90001c;
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#define uint8_t unsigned char
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#define uint16_t unsigned short
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#define uint32_t unsigned long
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// this is the stack frame upon entry in BitBlt as described in DravingVars.a
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// wrong order as it's going in negative offset
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struct qdstuff_order {
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// STACK FRAME VARS USED BY SEEKMASK (CALLED BY STRETCHBITS, RGNBLT, DRAWARC, DRAWLINE)
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// (NOT USED IN PATEXPAND)
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uint16_t RECTFLAG; // // EQU -2 ;WORD
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uint16_t VERT; // // RECTFLAG-2
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uint32_t RGNBUFFER; // // VERT-4
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uint32_t RUNBUF; // <BAL 21Sep88> // RGNBUFFER-4
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uint16_t BUFLEFT; // // RUNBUF-2
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uint16_t BUFSIZE; // // BUFLEFT-2
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uint32_t EXRTN; // // BUFSIZE-4
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uint32_t RUNRTN; // // EXRTN-4
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uint32_t SEEKMASK; // // RUNRTN-4
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uint32_t DSTMASKBUF; // // SEEKMASK-4
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uint32_t DSTMASKALIGN; // // DSTMASKBUF-4
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uint8_t STATEA[24]; // STATE RECORD // DSTMASKALIGN-RGNREC
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uint8_t STATEB[24]; // STATE RECORD // STATEA-RGNREC
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uint8_t STATEC[24]; // STATE RECORD // STATEB-RGNREC
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uint16_t MINRECT[4]; // <BAL 21Sep88> // STATEC-8
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uint16_t DSTSHIFT; // <BAL 21Sep88> // MINRECT-2
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uint16_t RUNBUMP; // <BAL 05Nov88> // DSTSHIFT-2
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uint32_t DSTROW; // <BAL 03Oct88> // RUNBUMP-4
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uint32_t GoShow; // Go home and show crsr <BAL 21Mar89> // DSTROW-4
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uint32_t STACKFREE; // -> <BAL 21Sep88> // GoShow-4
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// STACK FRAME VARS USED BY PATEXPAND, COLORMAP, DRAWSLAB
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// (CALLED BY STRETCHBITS, RGNBLT, BITBLT, DRAWARC, DRAWLINE)
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// SET UP FOR BITBLT FOR RGNBLT
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uint32_t EXPAT; // YES // STACKFREE-4
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uint16_t PATVMASK; // (must follow expat) // EXPAT-2
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uint16_t PATHMASK; // (must follow PATVMASK) // PATVMASK-2
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uint16_t PATROW; // (must follow PATHMASK) // PATHMASK-2
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uint16_t PATHPOS; // YES // PATROW-2
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uint8_t filler5; // <8> YES // PATHPOS-1
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uint8_t alphaMode; // <8> // filler5-1
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uint32_t PATVPOS; // <8> YES <BAL 22Jan89> // alphaMode-4
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uint16_t LOCMODE; // YES // PATVPOS-2
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uint32_t LOCPAT; // YES // LOCMODE-4
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uint32_t FCOLOR; // YES // LOCPAT-4
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uint32_t BCOLOR; // YES // FCOLOR-4
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uint8_t useDither; // // BCOLOR-1 ;(was pixsrc) reclaimed 07Jul88 <BAL>
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uint8_t NEWPATTERN; // YES // useDither-1
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uint8_t DSTPIX[78]; // +COLOR TABLE YES -> STACKFREE -54-(50+8) // NEWPATTERN-
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uint16_t weight[3]; // weight for averaging // DSTPIX-6 //uint16_t pin[3]; // used by max, min // weight
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uint16_t notWeight[3]; // complement of weight (for average) // weight-6
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uint8_t multiColor; // set if source contains nonblack/white colors // notWeight-1
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uint8_t MMUsave; // MMU mode on entry to QD // multiColor-1
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uint8_t FGnotBlack; // / true if forecolor - black // MMUsave-1
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uint8_t BGnotWhite; // \ true if backcolor - white (must follow FGBlack) // FGnotBlack-1
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uint32_t colorTable; // pointer to color table // BGnotWhite-4
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uint32_t invColor; // pointer to inverse color table // colorTable-4
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uint16_t invSize; // resolution of inverse color table // invColor-2
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uint16_t rtShift; // used by average how far to shift // invSize-2
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uint32_t transColor; // copy of backcolor for transparent // rtShift-4
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uint32_t hilitColor; // hilite color pixels-> DSTPIX-36 // transColor-4
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// MORE SHARED STACK FRAME VARS (STRETCHBITS, RGNBLT, BITBLT)
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uint16_t alignSrcPM; // // hilitColor-2
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uint8_t SRCPIX[78]; // YES // alignSrcPM-
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uint16_t alignMaskPM; // // SRCPIX-2
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uint8_t MASKPIX[78]; // YES // alignMaskPM-
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uint32_t SRCROW; // YES // MASKPIX-4
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uint32_t MASKROW; // YES // SRCROW-4
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uint16_t SRCSHIFT; // YES // MASKROW-2
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uint16_t MASKSHIFT; // YES // SRCSHIFT-2
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uint32_t INVERTFLAG; // YES // MASKSHIFT-4
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uint32_t SAVESTK; // YES // INVERTFLAG-4
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uint32_t SAVEA5; // YES // SAVESTK-4
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uint32_t SRCBUF; // // SAVEA5-4
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uint32_t DSTBUF; // // SRCBUF-4
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uint32_t SCALEBUF; // // DSTBUF-4
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uint32_t dstBufBump; // <BAL 17Mar89> // SCALEBUF-4
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uint32_t scaleBufBump; // <BAL 17Mar89> // dstBufBump-4
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uint32_t SRCMASKBUF; // // scaleBufBump-4
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uint16_t filler1; // // SRCMASKBUF-2
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uint16_t SRCLONGS; // // filler1-2
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uint16_t SRCMASKLONGS; // // SRCLONGS-2
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uint16_t DSTMASKLONGS; // // SRCMASKLONGS-2
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uint16_t DSTLONGS; // // DSTMASKLONGS-2
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uint16_t SCALELONGS; // // DSTLONGS-2
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uint32_t SRCADDR; // // SCALELONGS-4
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uint32_t MASKADDR; // // SRCADDR-4
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uint32_t DSTADDR; // // MASKADDR-4
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uint32_t SRCLIMIT; // // DSTADDR-4
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uint16_t NUMER[2]; // // SRCLIMIT-4
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uint16_t DENOM[2]; // // NUMER-4
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uint16_t MASKNUMER[2]; // // DENOM-4
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uint16_t MASKDENOM[2]; // // MASKNUMER-4
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uint32_t MODECASE; // -> hilitColor-140-2*(PMREC+CTREC) (50+8) -> -256 -> DSTPIX -292 // MASKDENOM-4
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// STACK FRAME VARS USED BY STRETCHBITS ONLY
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uint32_t RATIOCASE; // // MODECASE-4
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uint32_t MASKCASE; // // RATIOCASE-4
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uint16_t HORIZFRACTION; // // MASKCASE-2
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uint16_t MASKFRACT; // // HORIZFRACTION-2
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uint32_t SCALECASE; // // MASKFRACT-4
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uint16_t SRCSCANS; // // SCALECASE-2
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uint16_t SRCPIXCNT; // // SRCSCANS-2
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uint32_t SRCALIGN; // // SRCPIXCNT-4
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uint32_t DSTALIGN; // // SRCALIGN-4
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uint32_t MASKALIGN; // // DSTALIGN-4
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uint32_t ScaleTbl; // // MASKALIGN-4
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uint16_t VERROR; // // ScaleTbl-2
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uint16_t CRSRFLAG; // // VERROR-2
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uint32_t REALBOUNDS; // -> MODECASE-44 -> DSTPIX-336 // CRSRFLAG-4
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// STACK FRAME VARS USED BY RGNBLT ONLY
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uint16_t FIRSTV; // // REALBOUNDS-2
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uint16_t LASTV; // // FIRSTV-2
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uint16_t VBUMP; // , MUST BE ABOVE HBUMP // LASTV-2
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uint16_t HBUMP; // // VBUMP-2
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uint32_t RGNADDR; // // HBUMP-4
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uint16_t filler2; // // RGNADDR-2
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uint16_t SRCSIZE; // // filler2-2
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uint32_t SAVESTK2; // -> REALBOUNDS-20 -> DSTPIX-356 // SRCSIZE-4
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// STACK FRAME VARS USED BY BITBLT ONLY
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uint16_t SRCV; // // SAVESTK2-2
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uint16_t DSTV; // // SRCV-2
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uint16_t SRCBUMP; // // DSTV-2
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uint16_t HEIGHT; // // SRCBUMP-2
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uint16_t SRCRECT2[4]; // -> SAVESTK2-16 -> DSTPIX-372 // HEIGHT-8
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uint32_t FIRSTMASK; // // SRCRECT2-4
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uint16_t LONGCNT; // // FIRSTMASK-2
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// STACK FRAME VARS USED BY RGNBLT/BITBLT
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uint8_t doneMid; // two flags used to control loop // LONGCNT-1
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uint8_t endSwitch; // three-way switch chooses from src, pat, bigpat // doneMid-1
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uint32_t lastMask; // mask for last long blitted on line // endSwitch-4
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uint16_t midCount; // # of pixels on line less mask longs - 1 // lastMask-2
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uint16_t pixInLong; // # of pixels in a long - 1 // midCount-2
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uint32_t patOffset; // pattern horizontal initial offset // pixInLong-4
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uint16_t patPos; // pattern vertical offset // patOffset-2
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uint16_t destPixCnt; // 1-based cnt of pixels to blit<02Mar89 BAL> // patPos-2
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uint32_t destPixOffset; // destination pixel offset <08Jan89 BAL> // destPixCnt-4
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uint16_t pixInLong1; // same as pixInLong, 1 based (for transparent) // destPixOffset-2
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uint16_t longBump; // 32 signed direction of blit (for transparent) // pixInLong1-2
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};
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// same as above, but lines are in reverse order so it can be used directly once the pointer to the stack frame is known
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// some types have been hand-converted (e.g. MINRECT to Rect)
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struct qdstuff {
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uint16_t longBump; // 32 signed direction of blit (for transparent) // pixInLong1-2
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uint16_t pixInLong1; // same as pixInLong, 1 based (for transparent) // destPixOffset-2
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uint32_t destPixOffset; // destination pixel offset <08Jan89 BAL> // destPixCnt-4
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uint16_t destPixCnt; // 1-based cnt of pixels to blit<02Mar89 BAL> // patPos-2
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uint16_t patPos; // pattern vertical offset // patOffset-2
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uint32_t patOffset; // pattern horizontal initial offset // pixInLong-4
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uint16_t pixInLong; // # of pixels in a long - 1 // midCount-2
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uint16_t midCount; // # of pixels on line less mask longs - 1 // lastMask-2
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uint32_t lastMask; // mask for last long blitted on line // endSwitch-4
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uint8_t endSwitch; // three-way switch chooses from src, pat, bigpat // doneMid-1
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uint8_t doneMid; // two flags used to control loop // LONGCNT-1
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// STACK FRAME VARS USED BY RGNBLT/BITBLT
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uint16_t LONGCNT; // // FIRSTMASK-2
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uint32_t FIRSTMASK; // // SRCRECT2-4
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uint16_t SRCRECT2[4]; // -> SAVESTK2-16 -> DSTPIX-372 // HEIGHT-8
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uint16_t HEIGHT; // // SRCBUMP-2
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uint16_t SRCBUMP; // // DSTV-2
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uint16_t DSTV; // // SRCV-2
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uint16_t SRCV; // // SAVESTK2-2
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// STACK FRAME VARS USED BY BITBLT ONLY
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uint32_t SAVESTK2; // -> REALBOUNDS-20 -> DSTPIX-356 // SRCSIZE-4
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uint16_t SRCSIZE; // // filler2-2
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uint16_t filler2; // // RGNADDR-2
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uint32_t RGNADDR; // // HBUMP-4
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uint16_t HBUMP; // // VBUMP-2
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uint16_t VBUMP; // , MUST BE ABOVE HBUMP // LASTV-2
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uint16_t LASTV; // // FIRSTV-2
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uint16_t FIRSTV; // // REALBOUNDS-2
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// STACK FRAME VARS USED BY RGNBLT ONLY
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uint32_t REALBOUNDS; // -> MODECASE-44 -> DSTPIX-336 // CRSRFLAG-4
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uint16_t CRSRFLAG; // // VERROR-2
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uint16_t VERROR; // // ScaleTbl-2
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uint32_t ScaleTbl; // // MASKALIGN-4
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uint32_t MASKALIGN; // // DSTALIGN-4
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uint32_t DSTALIGN; // // SRCALIGN-4
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uint32_t SRCALIGN; // // SRCPIXCNT-4
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uint16_t SRCPIXCNT; // // SRCSCANS-2
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uint16_t SRCSCANS; // // SCALECASE-2
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uint32_t SCALECASE; // // MASKFRACT-4
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uint16_t MASKFRACT; // // HORIZFRACTION-2
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uint16_t HORIZFRACTION; // // MASKCASE-2
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uint32_t MASKCASE; // // RATIOCASE-4
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uint32_t RATIOCASE; // // MODECASE-4
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// STACK FRAME VARS USED BY STRETCHBITS ONLY
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uint32_t MODECASE; // -> hilitColor-140-2*(PMREC+CTREC) (50+8) -> -256 -> DSTPIX -292 // MASKDENOM-4
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uint16_t MASKDENOM[2]; // // MASKNUMER-4
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uint16_t MASKNUMER[2]; // // DENOM-4
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uint16_t DENOM[2]; // // NUMER-4
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uint16_t NUMER[2]; // // SRCLIMIT-4
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uint32_t SRCLIMIT; // // DSTADDR-4
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uint32_t DSTADDR; // // MASKADDR-4
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uint32_t MASKADDR; // // SRCADDR-4
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uint32_t SRCADDR; // // SCALELONGS-4
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uint16_t SCALELONGS; // // DSTLONGS-2
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uint16_t DSTLONGS; // // DSTMASKLONGS-2
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uint16_t DSTMASKLONGS; // // SRCMASKLONGS-2
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uint16_t SRCMASKLONGS; // // SRCLONGS-2
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uint16_t SRCLONGS; // // filler1-2
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uint16_t filler1; // // SRCMASKBUF-2
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uint32_t SRCMASKBUF; // // scaleBufBump-4
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uint32_t scaleBufBump; // <BAL 17Mar89> // dstBufBump-4
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uint32_t dstBufBump; // <BAL 17Mar89> // SCALEBUF-4
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uint32_t SCALEBUF; // // DSTBUF-4
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uint32_t DSTBUF; // // SRCBUF-4
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uint32_t SRCBUF; // // SAVEA5-4
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uint32_t SAVEA5; // YES // SAVESTK-4
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uint32_t SAVESTK; // YES // INVERTFLAG-4
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uint32_t INVERTFLAG; // YES // MASKSHIFT-4
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uint16_t MASKSHIFT; // YES // SRCSHIFT-2
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uint16_t SRCSHIFT; // YES // MASKROW-2
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uint32_t MASKROW; // YES // SRCROW-4
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uint32_t SRCROW; // YES // MASKPIX-4
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uint8_t MASKPIX[78]; // YES // alignMaskPM-
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uint16_t alignMaskPM; // // SRCPIX-2
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uint8_t SRCPIX[78]; // YES // alignSrcPM-
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uint16_t alignSrcPM; // // hilitColor-2
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// MORE SHARED STACK FRAME VARS (STRETCHBITS, RGNBLT, BITBLT)
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uint32_t hilitColor; // hilite color pixels-> DSTPIX-36 // transColor-4
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uint32_t transColor; // copy of backcolor for transparent // rtShift-4
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uint16_t rtShift; // used by average how far to shift // invSize-2
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uint16_t invSize; // resolution of inverse color table // invColor-2
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uint32_t invColor; // pointer to inverse color table // colorTable-4
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uint32_t colorTable; // pointer to color table // BGnotWhite-4
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uint8_t BGnotWhite; // \ true if backcolor - white (must follow FGBlack) // FGnotBlack-1
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uint8_t FGnotBlack; // / true if forecolor - black // MMUsave-1
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uint8_t MMUsave; // MMU mode on entry to QD // multiColor-1
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uint8_t multiColor; // set if source contains nonblack/white colors // notWeight-1
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uint16_t notWeight[3]; // complement of weight (for average) // weight-6
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uint16_t weight[3]; // weight for averaging // DSTPIX-6 //uint16_t pin[3]; // used by max, min // weight
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uint8_t DSTPIX[78]; // +COLOR TABLE YES -> STACKFREE -54-(50+8) // NEWPATTERN-
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uint8_t NEWPATTERN; // YES // useDither-1
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uint8_t useDither; // // BCOLOR-1 ;(was pixsrc) reclaimed 07Jul88 <BAL>
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uint32_t BCOLOR; // YES // FCOLOR-4
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uint32_t FCOLOR; // YES // LOCPAT-4
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uint32_t LOCPAT; // YES // LOCMODE-4
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uint16_t LOCMODE; // YES // PATVPOS-2
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uint32_t PATVPOS; // <8> YES <BAL 22Jan89> // alphaMode-4
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uint8_t alphaMode; // <8> // filler5-1
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uint8_t filler5; // <8> YES // PATHPOS-1
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uint16_t PATHPOS; // YES // PATROW-2
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uint16_t PATROW; // (must follow PATHMASK) // PATHMASK-2
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uint16_t PATHMASK; // (must follow PATVMASK) // PATVMASK-2
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uint16_t PATVMASK; // (must follow expat) // EXPAT-2
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uint32_t EXPAT; // YES // STACKFREE-4
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// SET UP FOR BITBLT FOR RGNBLT
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// (CALLED BY STRETCHBITS, RGNBLT, BITBLT, DRAWARC, DRAWLINE)
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// STACK FRAME VARS USED BY PATEXPAND, COLORMAP, DRAWSLAB
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uint32_t STACKFREE; // -> <BAL 21Sep88> // GoShow-4
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uint32_t GoShow; // Go home and show crsr <BAL 21Mar89> // DSTROW-4
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uint32_t DSTROW; // <BAL 03Oct88> // RUNBUMP-4
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uint16_t RUNBUMP; // <BAL 05Nov88> // DSTSHIFT-2
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uint16_t DSTSHIFT; // <BAL 21Sep88> // MINRECT-2
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Rect MINRECT; // <BAL 21Sep88> // STATEC-8
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uint8_t STATEC[24]; // STATE RECORD // STATEB-RGNREC
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uint8_t STATEB[24]; // STATE RECORD // STATEA-RGNREC
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uint8_t STATEA[24]; // STATE RECORD // DSTMASKALIGN-RGNREC
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uint32_t DSTMASKALIGN; // // DSTMASKBUF-4
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uint32_t DSTMASKBUF; // // SEEKMASK-4
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uint32_t SEEKMASK; // // RUNRTN-4
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uint32_t RUNRTN; // // EXRTN-4
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uint32_t EXRTN; // // BUFSIZE-4
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uint16_t BUFSIZE; // // BUFLEFT-2
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uint16_t BUFLEFT; // // RUNBUF-2
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uint32_t RUNBUF; // <BAL 21Sep88> // RGNBUFFER-4
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uint32_t RGNBUFFER; // // VERT-4
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uint16_t VERT; // // RECTFLAG-2
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||||
uint16_t RECTFLAG; // // EQU -2 ;WORD
|
||||
|
||||
// (NOT USED IN PATEXPAND)
|
||||
// STACK FRAME VARS USED BY SEEKMASK (CALLED BY STRETCHBITS, RGNBLT, DRAWARC, DRAWLINE)
|
||||
};
|
||||
|
||||
|
||||
int hwblit(char* stack, char* p_fb_base, /* short dstshift, */ short mode, Pattern* pat, PixMapPtr dstpix, PixMapPtr srcpix, Rect *dstrect, Rect *srcrect) {
|
||||
struct goblin_bt_regs* bt = (struct goblin_bt_regs*)(p_fb_base + GOBLIN_BT_OFFSET);
|
||||
struct goblin_accel_regs* accel = (struct goblin_accel_regs*)(p_fb_base + GOBLIN_ACCEL_OFFSET);
|
||||
short height = minrect.bottom - minrect.top;
|
||||
//*debug_ptr = 0xC0FFEE00;
|
||||
//*debug_ptr = (unsigned long)p_fb_base;
|
||||
struct qdstuff* qdstack = (struct qdstuff*)(stack - sizeof(struct qdstuff));
|
||||
short height = qdstack->MINRECT.bottom - qdstack->MINRECT.top;
|
||||
short dstshift = qdstack->DSTSHIFT;
|
||||
|
||||
if (mode != 0) { // only copy for now
|
||||
//*debug_ptr = -2L;
|
||||
//*debug_ptr = mode;
|
||||
return 0;
|
||||
if (mode != 0) { // only copy handled for now
|
||||
#if 0 //def QEMU
|
||||
bt->debug = -2L;
|
||||
bt->debug = mode;
|
||||
if (mode == 8) {
|
||||
bt->debug = qdstack->PATROW;
|
||||
bt->debug = -2L;
|
||||
bt->debug = pat->pat[0];
|
||||
bt->debug = pat->pat[1];
|
||||
bt->debug = pat->pat[2];
|
||||
bt->debug = pat->pat[3];
|
||||
bt->debug = pat->pat[4];
|
||||
bt->debug = pat->pat[5];
|
||||
bt->debug = pat->pat[6];
|
||||
bt->debug = pat->pat[7];
|
||||
}
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
if (dstshift < 3) { // only 8/16/32 bits for now
|
||||
//*debug_ptr = -3L;
|
||||
//*debug_ptr = dstshift;
|
||||
return 0;
|
||||
}
|
||||
dstshift -= 3;
|
||||
if (height < 0) { // no height
|
||||
//*debug_ptr = -4L;
|
||||
//*debug_ptr = height;
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -96,143 +417,126 @@ static inline unsigned long brev(const unsigned long r) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
if ((minrect.top == 0x0) & (minrect.bottom == 0x14) &
|
||||
(minrect.left == 0x5c9) & (minrect.right == 0x5f6)) { // ignore that one until later
|
||||
#if 0
|
||||
if ((qdstack->MINRECT.top == 0x0) & (qdstack->MINRECT.bottom == 0x14) &
|
||||
(qdstack->MINRECT.left == 0x5c9) & (qdstack->MINRECT.right == 0x5f6)) { // ignore that one until later
|
||||
//*debug_ptr = -5L;
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
{
|
||||
Rect realrect, srcv, dstv;
|
||||
short width = minrect.right - minrect.left;
|
||||
short width = qdstack->MINRECT.right - qdstack->MINRECT.left;
|
||||
|
||||
//*debug_ptr = -1L;
|
||||
|
||||
realrect.top = minrect.top;
|
||||
realrect.left = minrect.left;
|
||||
//realrect.bottom = minrect.bottom;
|
||||
//realrect.right = minrect.right;
|
||||
realrect.top = qdstack->MINRECT.top;
|
||||
realrect.left = qdstack->MINRECT.left;
|
||||
//realrect.bottom = qdstack->MINRECT.bottom;
|
||||
//realrect.right = qdstack->MINRECT.right;
|
||||
|
||||
realrect.top += (srcrect->top - dstrect->top);
|
||||
realrect.left += (srcrect->left - dstrect->left); /* A2 */
|
||||
/* minrect is A3 */
|
||||
/* qdstack->MINRECT is A3 */
|
||||
|
||||
srcv.top = realrect.top - srcpix->bounds.top;
|
||||
srcv.left = realrect.left - srcpix->bounds.left;
|
||||
srcv.top = realrect.top - srcpix->bounds.top;
|
||||
srcv.left = realrect.left - srcpix->bounds.left;
|
||||
|
||||
dstv.top = minrect.top - dstpix->bounds.top;
|
||||
dstv.left = minrect.left - dstpix->bounds.left;
|
||||
dstv.top = qdstack->MINRECT.top - dstpix->bounds.top;
|
||||
dstv.left = qdstack->MINRECT.left - dstpix->bounds.left;
|
||||
|
||||
/* if .baseAddr of both pix are different, no overlap */
|
||||
/*
|
||||
// the HW can handle that for us
|
||||
if (dstpix->baseAddr == srcpix->baseAddr) {
|
||||
/* if .baseAddr of both pix are different, no overlap */
|
||||
/*
|
||||
// the HW can handle that for us
|
||||
if (dstpix->baseAddr == srcpix->baseAddr) {
|
||||
|
||||
}
|
||||
*/
|
||||
bt->debug = srcv.top;
|
||||
bt->debug = srcv.left;
|
||||
}
|
||||
*/
|
||||
#ifdef QEMU
|
||||
bt->debug = srcv.top;
|
||||
bt->debug = srcv.left;
|
||||
|
||||
bt->debug = dstv.top;
|
||||
bt->debug = dstv.left;
|
||||
bt->debug = height;
|
||||
bt->debug = width;
|
||||
|
||||
bt->debug = (long)dstpix->baseAddr;
|
||||
bt->debug = (long)srcpix->baseAddr;
|
||||
bt->debug = dstv.top;
|
||||
bt->debug = dstv.left;
|
||||
|
||||
bt->debug = height;
|
||||
bt->debug = width;
|
||||
bt->debug = (long)dstpix->baseAddr;
|
||||
bt->debug = (long)srcpix->baseAddr;
|
||||
|
||||
WAIT_FOR_HW(accel);
|
||||
return 0;
|
||||
#else
|
||||
WAIT_FOR_HW(accel);
|
||||
|
||||
accel->reg_width = brev(width);
|
||||
accel->reg_height = brev(height);
|
||||
accel->reg_bitblt_src_x = brev(srcv.left << dstshift);
|
||||
accel->reg_bitblt_src_y = brev(srcv.top);
|
||||
accel->reg_bitblt_dst_x = brev(dstv.left << dstshift);
|
||||
accel->reg_bitblt_dst_y = brev(dstv.top);
|
||||
accel->reg_width = brev(width);
|
||||
accel->reg_height = brev(height);
|
||||
accel->reg_bitblt_src_x = brev(srcv.left << dstshift);
|
||||
accel->reg_bitblt_src_y = brev(srcv.top);
|
||||
accel->reg_bitblt_dst_x = brev(dstv.left << dstshift);
|
||||
accel->reg_bitblt_dst_y = brev(dstv.top);
|
||||
|
||||
accel->reg_cmd = brev(1<<DO_BLIT_BIT);
|
||||
accel->reg_cmd = brev(1<<DO_BLIT_BIT);
|
||||
|
||||
WAIT_FOR_HW(accel);
|
||||
WAIT_FOR_HW(accel);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
// *debug_ptr = a;
|
||||
|
||||
#if 0
|
||||
*debug_ptr = dstshift;
|
||||
*debug_ptr = mode;
|
||||
|
||||
*debug_ptr = dstrect->top;
|
||||
*debug_ptr = dstrect->left;
|
||||
*debug_ptr = dstrect->bottom;
|
||||
*debug_ptr = dstrect->right;
|
||||
|
||||
*debug_ptr = srcrect->top;
|
||||
*debug_ptr = srcrect->left;
|
||||
*debug_ptr = srcrect->bottom;
|
||||
*debug_ptr = srcrect->right;
|
||||
|
||||
*debug_ptr = minrect.top;
|
||||
*debug_ptr = minrect.left;
|
||||
*debug_ptr = minrect.bottom;
|
||||
*debug_ptr = minrect.right;
|
||||
return 1;
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
pascal asm void myBitBlt(BitMap *srcBits, BitMap *maskBits, BitMap *dstBits, Rect *srcRect, Rect *maskRect, Rect *dstRect, short mode, Pattern *pat, RgnHandle rgnA, RgnHandle rgnB, RgnHandle rgnC, short multColor){
|
||||
// a2: srcrect
|
||||
// a3: dstrect
|
||||
// a4: srcpix
|
||||
// a5: dstpix
|
||||
// d3: srcshift (not used)
|
||||
// d4: dstshift
|
||||
// d7: invert flag
|
||||
// a2: srcrect
|
||||
// a3: dstrect
|
||||
// a4: srcpix
|
||||
// a5: dstpix
|
||||
// d3: srcshift (not used)
|
||||
// d4: dstshift
|
||||
// d7: invert flag
|
||||
|
||||
link a6,#-4
|
||||
//moveq #-1,d0
|
||||
//move.l d0,0xfc90001c
|
||||
jsr SetCurrentA4
|
||||
move.l d0,-4(a6)
|
||||
jsr RememberA4
|
||||
////movea.l 0(a4), a0
|
||||
movea.l oldBitBlt, a0
|
||||
movea.l fb_base, a1
|
||||
//move.l a0,0xfc90001c
|
||||
move.l -4(a6), d0
|
||||
//move.l d0,0xfc90001c
|
||||
exg d0,a4
|
||||
unlk a6
|
||||
link a6,#-4
|
||||
//moveq #-1,d0
|
||||
//move.l d0,0xfc90001c
|
||||
jsr SetCurrentA4
|
||||
move.l d0,-4(a6)
|
||||
jsr RememberA4
|
||||
////movea.l 0(a4), a0
|
||||
movea.l oldBitBlt, a0
|
||||
movea.l fb_base, a1
|
||||
//move.l a0,0xfc90001c
|
||||
move.l -4(a6), d0
|
||||
//move.l d0,0xfc90001c
|
||||
exg d0,a4
|
||||
unlk a6
|
||||
|
||||
//move.l #0xF00FF00F,d0
|
||||
//move.l a0,0xfc90001c
|
||||
//move.l d0,0xfc90001c
|
||||
move.l a0,-(sp) // save oldBitBlt
|
||||
// MINRECT
|
||||
move.l -112(a6),-(sp) // parameter (last first)
|
||||
move.l -116(a6),-(sp) // parameter (last first)
|
||||
move.l a2,-(sp) // srcrect*
|
||||
move.l a3,-(sp) // dstrect*
|
||||
move.l a4,-(sp) // srcpix*
|
||||
move.l a5,-(sp) // dstpix*
|
||||
move.w 26(a6),-(sp) // mode
|
||||
move.w d4,-(sp) // dstshift
|
||||
move.l a1,-(sp) // fb_base
|
||||
jsr hwblit
|
||||
add #0x20,sp
|
||||
//move.l #0xF00FF00F,d0
|
||||
//move.l a0,0xfc90001c
|
||||
//move.l d0,0xfc90001c
|
||||
move.l a0,-(sp) // save oldBitBlt, not a parameter
|
||||
|
||||
move.l a2,-(sp) // srcrect*
|
||||
move.l a3,-(sp) // dstrect*
|
||||
move.l a4,-(sp) // srcpix*
|
||||
move.l a5,-(sp) // dstpix*
|
||||
move.l 22(a6),-(sp) // pat*
|
||||
move.w 26(a6),-(sp) // mode
|
||||
//move.w d4,-(sp) // dstshift
|
||||
move.l a1,-(sp) // fb_base
|
||||
move.l a6,-(sp) // top of stack
|
||||
jsr hwblit
|
||||
add #0x1e,sp
|
||||
|
||||
move.l (sp)+,a0 // restore oldBitBlt
|
||||
//move.l a0,0xfc90001c
|
||||
cmpi #1,d0 // if hwblit returned 1, it did the copy
|
||||
beq finish
|
||||
jmp (a0)
|
||||
finish:
|
||||
rts
|
||||
}
|
||||
move.l (sp)+,a0 // restore oldBitBlt
|
||||
//move.l a0,0xfc90001c
|
||||
cmpi #1,d0 // if hwblit returned 1, it did the copy
|
||||
beq finish
|
||||
jmp (a0)
|
||||
finish:
|
||||
rts
|
||||
}
|
||||
//616 610
|
||||
#if 0
|
||||
CQDProcs customCProcs;
|
||||
@ -277,7 +581,7 @@ void main(void)
|
||||
SetStdCProcs(&customCProcs);
|
||||
customCProcs.bitsProc = myStdBits;
|
||||
currPort->grafProcs = (QDProcs*)&customCProcs;
|
||||
*debug_ptr = 0;
|
||||
*debug_ptr = 0;
|
||||
} else {
|
||||
*debug_ptr = 0xF00FF00F;
|
||||
}
|
||||
@ -294,7 +598,7 @@ void main(void)
|
||||
SetToolTrapAddress((UniversalProcPtr)myBitBlt, _BitBlt);
|
||||
|
||||
/* restore the a4 world */
|
||||
SetA4(oldA4);
|
||||
// *debug_ptr = 0xBEEFDEAD;
|
||||
SetA4(oldA4);
|
||||
// *debug_ptr = 0xBEEFDEAD;
|
||||
}
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user