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Diffstat (limited to 'xorg-server/hw/xfree86/xaa/xaaImage.c')
-rw-r--r--xorg-server/hw/xfree86/xaa/xaaImage.c1042
1 files changed, 521 insertions, 521 deletions
diff --git a/xorg-server/hw/xfree86/xaa/xaaImage.c b/xorg-server/hw/xfree86/xaa/xaaImage.c
index 4933beea3..c8d98c7d0 100644
--- a/xorg-server/hw/xfree86/xaa/xaaImage.c
+++ b/xorg-server/hw/xfree86/xaa/xaaImage.c
@@ -1,521 +1,521 @@
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include "misc.h"
-#include "xf86.h"
-#include "xf86_OSproc.h"
-#include "servermd.h"
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include "mi.h"
-#include "pixmapstr.h"
-#include "xf86str.h"
-#include "xaa.h"
-#include "xaalocal.h"
-
-void XAAMoveDWORDS_FixedBase(
- register CARD32* dest,
- register CARD32* src,
- register int dwords )
-{
- while(dwords & ~0x03) {
- *dest = *src;
- *dest = *(src + 1);
- *dest = *(src + 2);
- *dest = *(src + 3);
- dwords -= 4;
- src += 4;
- }
-
- if(!dwords) return;
- *dest = *src;
- if(dwords == 1) return;
- *dest = *(src + 1);
- if(dwords == 2) return;
- *dest = *(src + 2);
-}
-
-void XAAMoveDWORDS(
- register CARD32* dest,
- register CARD32* src,
- register int dwords )
-{
- while(dwords & ~0x03) {
- *dest = *src;
- *(dest + 1) = *(src + 1);
- *(dest + 2) = *(src + 2);
- *(dest + 3) = *(src + 3);
- src += 4;
- dest += 4;
- dwords -= 4;
- }
- if(!dwords) return;
- *dest = *src;
- if(dwords == 1) return;
- *(dest + 1) = *(src + 1);
- if(dwords == 2) return;
- *(dest + 2) = *(src + 2);
-}
-
-void XAAMoveDWORDS_FixedSrc(
- register CARD32* dest,
- register CARD32* src,
- register int dwords )
-{
- while(dwords & ~0x03) {
- *dest = *src;
- *(dest + 1) = *src;
- *(dest + 2) = *src;
- *(dest + 3) = *src;
- dest += 4;
- dwords -= 4;
- }
- if(!dwords) return;
- *dest = *src;
- if(dwords == 1) return;
- *(dest + 1) = *src;
- if(dwords == 2) return;
- *(dest + 2) = *src;
-}
-
-static void
-XAAWritePixmap32To24(
- ScrnInfoPtr pScrn,
- int x, int y, int w, int h,
- unsigned char *srcInit,
- int srcwidth, /* bytes */
- int rop,
- unsigned int planemask,
- int trans
-){
- XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
- int count, dwords = bytes_to_int32(w * 3);
- CARD32 *src, *dst;
- Bool PlusOne = FALSE;
-
- if((infoRec->ImageWriteFlags & CPU_TRANSFER_PAD_QWORD) &&
- ((dwords * h) & 0x01)) {
- PlusOne = TRUE;
- }
-
- (*infoRec->SetupForImageWrite)(pScrn, rop, planemask, trans, 24, 24);
- (*infoRec->SubsequentImageWriteRect)(pScrn, x, y, w, h, 0);
-
- if(dwords > infoRec->ImageWriteRange) {
- dst = (CARD32*)infoRec->ImageWriteBase;
- while(h--) {
- src = (CARD32*)srcInit;
- count = w;
-
- while(count >= 4) {
- *dst = (src[0] & 0x00ffffff) | (src[1] << 24);
- *dst = ((src[1] >> 8) & 0x0000ffff) | (src[2] << 16);
- *dst = ((src[2] >> 16) & 0x000000ff) | (src[3] << 8);
- src += 4;
- count -= 4;
- }
- switch(count) {
- case 0: break;
- case 1: *dst = src[0];
- break;
- case 2: *dst = (src[0] & 0x00ffffff) | (src[1] << 24);
- *dst = src[1] >> 8;
- break;
- default: *dst = (src[0] & 0x00ffffff) | (src[1] << 24);
- *dst = ((src[1] >> 8) & 0x0000ffff) | (src[2] << 16);
- *dst = src[2] >> 16;
- break;
- }
- srcInit += srcwidth;
- }
- } else {
- while(h--) {
- dst = (CARD32*)infoRec->ImageWriteBase;
- src = (CARD32*)srcInit;
- count = w;
-
- while(count >= 4) {
- dst[0] = (src[0] & 0x00ffffff) | (src[1] << 24);
- dst[1] = ((src[1] >> 8) & 0x0000ffff) | (src[2] << 16);
- dst[2] = ((src[2] >> 16) & 0x000000ff) | (src[3] << 8);
- dst += 3;
- src += 4;
- count -= 4;
- }
- switch(count) {
- case 0: break;
- case 1: dst[0] = src[0];
- break;
- case 2: dst[0] = (src[0] & 0x00ffffff) | (src[1] << 24);
- dst[1] = src[1] >> 8;
- break;
- default: dst[0] = (src[0] & 0x00ffffff) | (src[1] << 24);
- dst[1] = ((src[1] >> 8) & 0x0000ffff) | (src[2] << 16);
- dst[2] = src[2] >> 16;
- break;
- }
- srcInit += srcwidth;
- }
- }
-
- if(PlusOne) {
- CARD32* base = (CARD32*)infoRec->ImageWriteBase;
- *base = 0x00000000;
- }
-
- if(infoRec->ImageWriteFlags & SYNC_AFTER_IMAGE_WRITE)
- (*infoRec->Sync)(pScrn);
- else SET_SYNC_FLAG(infoRec);
-
-}
-
-void
-XAAWritePixmap (
- ScrnInfoPtr pScrn,
- int x, int y, int w, int h,
- unsigned char *src,
- int srcwidth, /* bytes */
- int rop,
- unsigned int planemask,
- int trans,
- int bpp, int depth
-){
- XAAInfoRecPtr infoRec;
- int dwords, skipleft, Bpp;
- Bool beCareful, PlusOne;
-
- if((bpp == 32) && (pScrn->bitsPerPixel == 24)) {
- XAAWritePixmap32To24(pScrn, x, y, w, h, src, srcwidth,
- rop, planemask, trans);
- return;
- }
-
- infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
- beCareful = PlusOne = FALSE;
- Bpp = bpp >> 3;
-
- if((skipleft = (long)src & 0x03L)) {
- if(!(infoRec->ImageWriteFlags & LEFT_EDGE_CLIPPING)) {
- skipleft = 0;
- beCareful = TRUE;
- goto BAD_ALIGNMENT;
- }
-
- if(Bpp == 3)
- skipleft = 4 - skipleft;
- else
- skipleft /= Bpp;
-
- if((x < skipleft) && !(infoRec->ImageWriteFlags &
- LEFT_EDGE_CLIPPING_NEGATIVE_X)) {
- skipleft = 0;
- beCareful = TRUE;
- goto BAD_ALIGNMENT;
- }
-
- x -= skipleft;
- w += skipleft;
-
- if(Bpp == 3)
- src -= 3 * skipleft;
- else /* is this Alpha friendly ? */
- src = (unsigned char*)((long)src & ~0x03L);
- }
-
-BAD_ALIGNMENT:
-
- dwords = bytes_to_int32(w * Bpp);
-
- if((infoRec->ImageWriteFlags & CPU_TRANSFER_PAD_QWORD) &&
- ((dwords * h) & 0x01)) {
- PlusOne = TRUE;
- }
-
-
- (*infoRec->SetupForImageWrite)(pScrn, rop, planemask, trans, bpp, depth);
- (*infoRec->SubsequentImageWriteRect)(pScrn, x, y, w, h, skipleft);
-
- if(beCareful) {
- /* in cases with bad alignment we have to be careful not
- to read beyond the end of the source */
- if(((x * Bpp) + (dwords << 2)) > srcwidth) h--;
- else beCareful = FALSE;
- }
-
- if(dwords > infoRec->ImageWriteRange) {
- while(h--) {
- XAAMoveDWORDS_FixedBase((CARD32*)infoRec->ImageWriteBase,
- (CARD32*)src, dwords);
- src += srcwidth;
- }
- if(beCareful) {
- int shift = ((long)src & 0x03L) << 3;
- if(--dwords)
- XAAMoveDWORDS_FixedBase((CARD32*)infoRec->ImageWriteBase,
- (CARD32*)src, dwords);
- src = (unsigned char*)((long)(src + (dwords << 2)) & ~0x03L);
- *((CARD32*)infoRec->ImageWriteBase) = *((CARD32*)src) >> shift;
- }
- } else {
- if(srcwidth == (dwords << 2)) {
- int decrement = infoRec->ImageWriteRange/dwords;
-
- while(h > decrement) {
- XAAMoveDWORDS((CARD32*)infoRec->ImageWriteBase,
- (CARD32*)src, dwords * decrement);
- src += (srcwidth * decrement);
- h -= decrement;
- }
- if(h) {
- XAAMoveDWORDS((CARD32*)infoRec->ImageWriteBase,
- (CARD32*)src, dwords * h);
- if(beCareful) src += (srcwidth * h);
- }
- } else {
- while(h--) {
- XAAMoveDWORDS((CARD32*)infoRec->ImageWriteBase,
- (CARD32*)src, dwords);
- src += srcwidth;
- }
- }
-
- if(beCareful) {
- int shift = ((long)src & 0x03L) << 3;
- if(--dwords)
- XAAMoveDWORDS((CARD32*)infoRec->ImageWriteBase,
- (CARD32*)src, dwords);
- src = (unsigned char*)((long)(src + (dwords << 2)) & ~0x03L);
-
- ((CARD32*)infoRec->ImageWriteBase)[dwords] =
- *((CARD32*)src) >> shift;
- }
- }
-
- if(PlusOne) {
- CARD32* base = (CARD32*)infoRec->ImageWriteBase;
- *base = 0x00000000;
- }
-
- if(infoRec->ImageWriteFlags & SYNC_AFTER_IMAGE_WRITE)
- (*infoRec->Sync)(pScrn);
- else SET_SYNC_FLAG(infoRec);
-}
-
-
-void
-XAAWritePixmapScanline (
- ScrnInfoPtr pScrn,
- int x, int y, int w, int h,
- unsigned char *src,
- int srcwidth, /* bytes */
- int rop,
- unsigned int planemask,
- int trans,
- int bpp, int depth
-){
- XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
- int dwords, skipleft, bufferNo = 0, Bpp = bpp >> 3;
- Bool beCareful = FALSE;
- CARD32* base;
-
- if((skipleft = (long)src & 0x03L)) {
- if(!(infoRec->ScanlineImageWriteFlags & LEFT_EDGE_CLIPPING)) {
- skipleft = 0;
- beCareful = TRUE;
- goto BAD_ALIGNMENT;
- }
-
- if(Bpp == 3)
- skipleft = 4 - skipleft;
- else
- skipleft /= Bpp;
-
- if((x < skipleft) && !(infoRec->ScanlineImageWriteFlags &
- LEFT_EDGE_CLIPPING_NEGATIVE_X)) {
- skipleft = 0;
- beCareful = TRUE;
- goto BAD_ALIGNMENT;
- }
-
- x -= skipleft;
- w += skipleft;
-
- if(Bpp == 3)
- src -= 3 * skipleft;
- else
- src = (unsigned char*)((long)src & ~0x03L);
- }
-
-BAD_ALIGNMENT:
-
- dwords = bytes_to_int32(w * Bpp);
-
- (*infoRec->SetupForScanlineImageWrite)(
- pScrn, rop, planemask, trans, bpp, depth);
- (*infoRec->SubsequentScanlineImageWriteRect)(pScrn, x, y, w, h, skipleft);
-
- if(beCareful) {
- /* in cases with bad alignment we have to be careful not
- to read beyond the end of the source */
- if(((x * Bpp) + (dwords << 2)) > srcwidth) h--;
- else beCareful = FALSE;
- }
-
- while(h--) {
- base = (CARD32*)infoRec->ScanlineImageWriteBuffers[bufferNo];
- XAAMoveDWORDS(base, (CARD32*)src, dwords);
- (*infoRec->SubsequentImageWriteScanline)(pScrn, bufferNo++);
- src += srcwidth;
- if(bufferNo >= infoRec->NumScanlineImageWriteBuffers)
- bufferNo = 0;
- }
-
- if(beCareful) {
- int shift = ((long)src & 0x03L) << 3;
- base = (CARD32*)infoRec->ScanlineImageWriteBuffers[bufferNo];
- if(--dwords)
- XAAMoveDWORDS(base,(CARD32*)src, dwords);
- src = (unsigned char*)((long)(src + (dwords << 2)) & ~0x03L);
-
- base[dwords] = *((CARD32*)src) >> shift;
- (*infoRec->SubsequentImageWriteScanline)(pScrn, bufferNo);
- }
-
- SET_SYNC_FLAG(infoRec);
-}
-
-
-void
-XAAPutImage(
- DrawablePtr pDraw,
- GCPtr pGC,
- int depth,
- int x,
- int y,
- int w,
- int h,
- int leftPad,
- int format,
- char *pImage
-){
- XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC);
- int bpp = BitsPerPixel(depth);
- Bool depthBug = FALSE;
- if(!w || !h) return;
-
- if(!REGION_NUM_RECTS(pGC->pCompositeClip))
- return;
-
- depthBug = XAA_DEPTH_BUG(pGC);
-
- if(((format == ZPixmap) && infoRec->WritePixmap &&
- ((pDraw->bitsPerPixel == bpp) ||
- ((pDraw->bitsPerPixel == 24) && (bpp == 32) &&
- (infoRec->WritePixmapFlags & CONVERT_32BPP_TO_24BPP))) &&
- CHECK_ROP(pGC,infoRec->WritePixmapFlags) &&
- CHECK_ROPSRC(pGC,infoRec->WritePixmapFlags) &&
- CHECK_PLANEMASK(pGC,infoRec->WritePixmapFlags) &&
- CHECK_NO_GXCOPY(pGC,infoRec->WritePixmapFlags)) ||
- ((format == XYBitmap) && !depthBug && infoRec->WriteBitmap &&
- CHECK_ROP(pGC,infoRec->WriteBitmapFlags) &&
- CHECK_ROPSRC(pGC,infoRec->WriteBitmapFlags) &&
- CHECK_PLANEMASK(pGC,infoRec->WriteBitmapFlags) &&
- CHECK_COLORS(pGC,infoRec->WriteBitmapFlags) &&
- !(infoRec->WriteBitmapFlags & TRANSPARENCY_ONLY)) ||
- ((format == XYPixmap) && !depthBug && infoRec->WriteBitmap &&
- CHECK_ROP(pGC,infoRec->WriteBitmapFlags) &&
- CHECK_ROPSRC(pGC,infoRec->WriteBitmapFlags) &&
- !(infoRec->WriteBitmapFlags & NO_PLANEMASK) &&
- !(infoRec->WriteBitmapFlags & TRANSPARENCY_ONLY))){
-
- int MaxBoxes = REGION_NUM_RECTS(pGC->pCompositeClip);
- BoxPtr pbox, pClipBoxes;
- int nboxes, srcx, srcy, srcwidth;
- xRectangle TheRect;
-
- TheRect.x = pDraw->x + x;
- TheRect.y = pDraw->y + y;
- TheRect.width = w;
- TheRect.height = h;
-
- if(MaxBoxes > (infoRec->PreAllocSize/sizeof(BoxRec))) {
- pClipBoxes = xalloc(MaxBoxes * sizeof(BoxRec));
- if(!pClipBoxes) return;
- } else pClipBoxes = (BoxPtr)infoRec->PreAllocMem;
-
- nboxes = XAAGetRectClipBoxes(pGC, pClipBoxes, 1, &TheRect);
- pbox = pClipBoxes;
-
- if(format == XYBitmap) {
- srcwidth = BitmapBytePad(leftPad + w);
- while(nboxes--) {
- srcx = pbox->x1 - TheRect.x + leftPad;
- srcy = pbox->y1 - TheRect.y;
- (*infoRec->WriteBitmap)(infoRec->pScrn, pbox->x1, pbox->y1,
- pbox->x2 - pbox->x1, pbox->y2 - pbox->y1,
- (unsigned char*)pImage +
- (srcwidth * srcy) + ((srcx >> 5) << 2),
- srcwidth, srcx & 31, pGC->fgPixel, pGC->bgPixel,
- pGC->alu, pGC->planemask);
- pbox++;
- }
- } else if(format == ZPixmap) {
- int Bpp = bpp >> 3;
- srcwidth = PixmapBytePad(leftPad + w, depth);
- while(nboxes--) {
- srcx = pbox->x1 - TheRect.x + leftPad;
- srcy = pbox->y1 - TheRect.y;
- (*infoRec->WritePixmap)(infoRec->pScrn, pbox->x1, pbox->y1,
- pbox->x2 - pbox->x1, pbox->y2 - pbox->y1,
- (unsigned char*)pImage +
- (srcwidth * srcy) + (srcx * Bpp),
- srcwidth, pGC->alu, pGC->planemask, -1,
- Bpp << 3, depth);
- pbox++;
- }
- } else { /* XYPixmap */
- int depth = pGC->depth;
- int numBox, increment;
- unsigned long i, mask;
- BoxPtr pntBox;
-
- srcwidth = BitmapBytePad(w + leftPad);
- increment = h * srcwidth;
- i = 1 << (depth - 1);
- mask = ~0;
-
- if((infoRec->pScrn->overlayFlags & OVERLAY_8_32_PLANAR) &&
- (pGC->depth == 8)){
- i = 0x80000000; mask = 0xff000000;
- }
-
- for(; i & mask; i >>= 1, pImage += increment) {
- if(i & pGC->planemask) {
- pntBox = pbox;
- numBox = nboxes;
- while(numBox--) {
- srcx = pntBox->x1 - TheRect.x + leftPad;
- srcy = pntBox->y1 - TheRect.y;
- (*infoRec->WriteBitmap)(infoRec->pScrn,
- pntBox->x1, pntBox->y1,
- pntBox->x2 - pntBox->x1,
- pntBox->y2 - pntBox->y1,
- (unsigned char*)pImage +
- (srcwidth * srcy) + ((srcx >> 5) << 2),
- srcwidth, srcx & 31, ~0, 0, pGC->alu, i);
- pntBox++;
- }
- }
- }
-
- }
-
- if(pClipBoxes != (BoxPtr)infoRec->PreAllocMem)
- xfree(pClipBoxes);
- } else
- XAAFallbackOps.PutImage(pDraw, pGC, depth, x, y, w, h, leftPad,
- format, pImage);
-}
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "misc.h"
+#include "xf86.h"
+#include "xf86_OSproc.h"
+#include "servermd.h"
+
+#include <X11/X.h>
+#include "scrnintstr.h"
+#include "mi.h"
+#include "pixmapstr.h"
+#include "xf86str.h"
+#include "xaa.h"
+#include "xaalocal.h"
+
+void XAAMoveDWORDS_FixedBase(
+ register CARD32* dest,
+ register CARD32* src,
+ register int dwords )
+{
+ while(dwords & ~0x03) {
+ *dest = *src;
+ *dest = *(src + 1);
+ *dest = *(src + 2);
+ *dest = *(src + 3);
+ dwords -= 4;
+ src += 4;
+ }
+
+ if(!dwords) return;
+ *dest = *src;
+ if(dwords == 1) return;
+ *dest = *(src + 1);
+ if(dwords == 2) return;
+ *dest = *(src + 2);
+}
+
+void XAAMoveDWORDS(
+ register CARD32* dest,
+ register CARD32* src,
+ register int dwords )
+{
+ while(dwords & ~0x03) {
+ *dest = *src;
+ *(dest + 1) = *(src + 1);
+ *(dest + 2) = *(src + 2);
+ *(dest + 3) = *(src + 3);
+ src += 4;
+ dest += 4;
+ dwords -= 4;
+ }
+ if(!dwords) return;
+ *dest = *src;
+ if(dwords == 1) return;
+ *(dest + 1) = *(src + 1);
+ if(dwords == 2) return;
+ *(dest + 2) = *(src + 2);
+}
+
+void XAAMoveDWORDS_FixedSrc(
+ register CARD32* dest,
+ register CARD32* src,
+ register int dwords )
+{
+ while(dwords & ~0x03) {
+ *dest = *src;
+ *(dest + 1) = *src;
+ *(dest + 2) = *src;
+ *(dest + 3) = *src;
+ dest += 4;
+ dwords -= 4;
+ }
+ if(!dwords) return;
+ *dest = *src;
+ if(dwords == 1) return;
+ *(dest + 1) = *src;
+ if(dwords == 2) return;
+ *(dest + 2) = *src;
+}
+
+static void
+XAAWritePixmap32To24(
+ ScrnInfoPtr pScrn,
+ int x, int y, int w, int h,
+ unsigned char *srcInit,
+ int srcwidth, /* bytes */
+ int rop,
+ unsigned int planemask,
+ int trans
+){
+ XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
+ int count, dwords = bytes_to_int32(w * 3);
+ CARD32 *src, *dst;
+ Bool PlusOne = FALSE;
+
+ if((infoRec->ImageWriteFlags & CPU_TRANSFER_PAD_QWORD) &&
+ ((dwords * h) & 0x01)) {
+ PlusOne = TRUE;
+ }
+
+ (*infoRec->SetupForImageWrite)(pScrn, rop, planemask, trans, 24, 24);
+ (*infoRec->SubsequentImageWriteRect)(pScrn, x, y, w, h, 0);
+
+ if(dwords > infoRec->ImageWriteRange) {
+ dst = (CARD32*)infoRec->ImageWriteBase;
+ while(h--) {
+ src = (CARD32*)srcInit;
+ count = w;
+
+ while(count >= 4) {
+ *dst = (src[0] & 0x00ffffff) | (src[1] << 24);
+ *dst = ((src[1] >> 8) & 0x0000ffff) | (src[2] << 16);
+ *dst = ((src[2] >> 16) & 0x000000ff) | (src[3] << 8);
+ src += 4;
+ count -= 4;
+ }
+ switch(count) {
+ case 0: break;
+ case 1: *dst = src[0];
+ break;
+ case 2: *dst = (src[0] & 0x00ffffff) | (src[1] << 24);
+ *dst = src[1] >> 8;
+ break;
+ default: *dst = (src[0] & 0x00ffffff) | (src[1] << 24);
+ *dst = ((src[1] >> 8) & 0x0000ffff) | (src[2] << 16);
+ *dst = src[2] >> 16;
+ break;
+ }
+ srcInit += srcwidth;
+ }
+ } else {
+ while(h--) {
+ dst = (CARD32*)infoRec->ImageWriteBase;
+ src = (CARD32*)srcInit;
+ count = w;
+
+ while(count >= 4) {
+ dst[0] = (src[0] & 0x00ffffff) | (src[1] << 24);
+ dst[1] = ((src[1] >> 8) & 0x0000ffff) | (src[2] << 16);
+ dst[2] = ((src[2] >> 16) & 0x000000ff) | (src[3] << 8);
+ dst += 3;
+ src += 4;
+ count -= 4;
+ }
+ switch(count) {
+ case 0: break;
+ case 1: dst[0] = src[0];
+ break;
+ case 2: dst[0] = (src[0] & 0x00ffffff) | (src[1] << 24);
+ dst[1] = src[1] >> 8;
+ break;
+ default: dst[0] = (src[0] & 0x00ffffff) | (src[1] << 24);
+ dst[1] = ((src[1] >> 8) & 0x0000ffff) | (src[2] << 16);
+ dst[2] = src[2] >> 16;
+ break;
+ }
+ srcInit += srcwidth;
+ }
+ }
+
+ if(PlusOne) {
+ CARD32* base = (CARD32*)infoRec->ImageWriteBase;
+ *base = 0x00000000;
+ }
+
+ if(infoRec->ImageWriteFlags & SYNC_AFTER_IMAGE_WRITE)
+ (*infoRec->Sync)(pScrn);
+ else SET_SYNC_FLAG(infoRec);
+
+}
+
+void
+XAAWritePixmap (
+ ScrnInfoPtr pScrn,
+ int x, int y, int w, int h,
+ unsigned char *src,
+ int srcwidth, /* bytes */
+ int rop,
+ unsigned int planemask,
+ int trans,
+ int bpp, int depth
+){
+ XAAInfoRecPtr infoRec;
+ int dwords, skipleft, Bpp;
+ Bool beCareful, PlusOne;
+
+ if((bpp == 32) && (pScrn->bitsPerPixel == 24)) {
+ XAAWritePixmap32To24(pScrn, x, y, w, h, src, srcwidth,
+ rop, planemask, trans);
+ return;
+ }
+
+ infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
+ beCareful = PlusOne = FALSE;
+ Bpp = bpp >> 3;
+
+ if((skipleft = (long)src & 0x03L)) {
+ if(!(infoRec->ImageWriteFlags & LEFT_EDGE_CLIPPING)) {
+ skipleft = 0;
+ beCareful = TRUE;
+ goto BAD_ALIGNMENT;
+ }
+
+ if(Bpp == 3)
+ skipleft = 4 - skipleft;
+ else
+ skipleft /= Bpp;
+
+ if((x < skipleft) && !(infoRec->ImageWriteFlags &
+ LEFT_EDGE_CLIPPING_NEGATIVE_X)) {
+ skipleft = 0;
+ beCareful = TRUE;
+ goto BAD_ALIGNMENT;
+ }
+
+ x -= skipleft;
+ w += skipleft;
+
+ if(Bpp == 3)
+ src -= 3 * skipleft;
+ else /* is this Alpha friendly ? */
+ src = (unsigned char*)((long)src & ~0x03L);
+ }
+
+BAD_ALIGNMENT:
+
+ dwords = bytes_to_int32(w * Bpp);
+
+ if((infoRec->ImageWriteFlags & CPU_TRANSFER_PAD_QWORD) &&
+ ((dwords * h) & 0x01)) {
+ PlusOne = TRUE;
+ }
+
+
+ (*infoRec->SetupForImageWrite)(pScrn, rop, planemask, trans, bpp, depth);
+ (*infoRec->SubsequentImageWriteRect)(pScrn, x, y, w, h, skipleft);
+
+ if(beCareful) {
+ /* in cases with bad alignment we have to be careful not
+ to read beyond the end of the source */
+ if(((x * Bpp) + (dwords << 2)) > srcwidth) h--;
+ else beCareful = FALSE;
+ }
+
+ if(dwords > infoRec->ImageWriteRange) {
+ while(h--) {
+ XAAMoveDWORDS_FixedBase((CARD32*)infoRec->ImageWriteBase,
+ (CARD32*)src, dwords);
+ src += srcwidth;
+ }
+ if(beCareful) {
+ int shift = ((long)src & 0x03L) << 3;
+ if(--dwords)
+ XAAMoveDWORDS_FixedBase((CARD32*)infoRec->ImageWriteBase,
+ (CARD32*)src, dwords);
+ src = (unsigned char*)((long)(src + (dwords << 2)) & ~0x03L);
+ *((CARD32*)infoRec->ImageWriteBase) = *((CARD32*)src) >> shift;
+ }
+ } else {
+ if(srcwidth == (dwords << 2)) {
+ int decrement = infoRec->ImageWriteRange/dwords;
+
+ while(h > decrement) {
+ XAAMoveDWORDS((CARD32*)infoRec->ImageWriteBase,
+ (CARD32*)src, dwords * decrement);
+ src += (srcwidth * decrement);
+ h -= decrement;
+ }
+ if(h) {
+ XAAMoveDWORDS((CARD32*)infoRec->ImageWriteBase,
+ (CARD32*)src, dwords * h);
+ if(beCareful) src += (srcwidth * h);
+ }
+ } else {
+ while(h--) {
+ XAAMoveDWORDS((CARD32*)infoRec->ImageWriteBase,
+ (CARD32*)src, dwords);
+ src += srcwidth;
+ }
+ }
+
+ if(beCareful) {
+ int shift = ((long)src & 0x03L) << 3;
+ if(--dwords)
+ XAAMoveDWORDS((CARD32*)infoRec->ImageWriteBase,
+ (CARD32*)src, dwords);
+ src = (unsigned char*)((long)(src + (dwords << 2)) & ~0x03L);
+
+ ((CARD32*)infoRec->ImageWriteBase)[dwords] =
+ *((CARD32*)src) >> shift;
+ }
+ }
+
+ if(PlusOne) {
+ CARD32* base = (CARD32*)infoRec->ImageWriteBase;
+ *base = 0x00000000;
+ }
+
+ if(infoRec->ImageWriteFlags & SYNC_AFTER_IMAGE_WRITE)
+ (*infoRec->Sync)(pScrn);
+ else SET_SYNC_FLAG(infoRec);
+}
+
+
+void
+XAAWritePixmapScanline (
+ ScrnInfoPtr pScrn,
+ int x, int y, int w, int h,
+ unsigned char *src,
+ int srcwidth, /* bytes */
+ int rop,
+ unsigned int planemask,
+ int trans,
+ int bpp, int depth
+){
+ XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_SCRNINFOPTR(pScrn);
+ int dwords, skipleft, bufferNo = 0, Bpp = bpp >> 3;
+ Bool beCareful = FALSE;
+ CARD32* base;
+
+ if((skipleft = (long)src & 0x03L)) {
+ if(!(infoRec->ScanlineImageWriteFlags & LEFT_EDGE_CLIPPING)) {
+ skipleft = 0;
+ beCareful = TRUE;
+ goto BAD_ALIGNMENT;
+ }
+
+ if(Bpp == 3)
+ skipleft = 4 - skipleft;
+ else
+ skipleft /= Bpp;
+
+ if((x < skipleft) && !(infoRec->ScanlineImageWriteFlags &
+ LEFT_EDGE_CLIPPING_NEGATIVE_X)) {
+ skipleft = 0;
+ beCareful = TRUE;
+ goto BAD_ALIGNMENT;
+ }
+
+ x -= skipleft;
+ w += skipleft;
+
+ if(Bpp == 3)
+ src -= 3 * skipleft;
+ else
+ src = (unsigned char*)((long)src & ~0x03L);
+ }
+
+BAD_ALIGNMENT:
+
+ dwords = bytes_to_int32(w * Bpp);
+
+ (*infoRec->SetupForScanlineImageWrite)(
+ pScrn, rop, planemask, trans, bpp, depth);
+ (*infoRec->SubsequentScanlineImageWriteRect)(pScrn, x, y, w, h, skipleft);
+
+ if(beCareful) {
+ /* in cases with bad alignment we have to be careful not
+ to read beyond the end of the source */
+ if(((x * Bpp) + (dwords << 2)) > srcwidth) h--;
+ else beCareful = FALSE;
+ }
+
+ while(h--) {
+ base = (CARD32*)infoRec->ScanlineImageWriteBuffers[bufferNo];
+ XAAMoveDWORDS(base, (CARD32*)src, dwords);
+ (*infoRec->SubsequentImageWriteScanline)(pScrn, bufferNo++);
+ src += srcwidth;
+ if(bufferNo >= infoRec->NumScanlineImageWriteBuffers)
+ bufferNo = 0;
+ }
+
+ if(beCareful) {
+ int shift = ((long)src & 0x03L) << 3;
+ base = (CARD32*)infoRec->ScanlineImageWriteBuffers[bufferNo];
+ if(--dwords)
+ XAAMoveDWORDS(base,(CARD32*)src, dwords);
+ src = (unsigned char*)((long)(src + (dwords << 2)) & ~0x03L);
+
+ base[dwords] = *((CARD32*)src) >> shift;
+ (*infoRec->SubsequentImageWriteScanline)(pScrn, bufferNo);
+ }
+
+ SET_SYNC_FLAG(infoRec);
+}
+
+
+void
+XAAPutImage(
+ DrawablePtr pDraw,
+ GCPtr pGC,
+ int depth,
+ int x,
+ int y,
+ int w,
+ int h,
+ int leftPad,
+ int format,
+ char *pImage
+){
+ XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC);
+ int bpp = BitsPerPixel(depth);
+ Bool depthBug = FALSE;
+ if(!w || !h) return;
+
+ if(!REGION_NUM_RECTS(pGC->pCompositeClip))
+ return;
+
+ depthBug = XAA_DEPTH_BUG(pGC);
+
+ if(((format == ZPixmap) && infoRec->WritePixmap &&
+ ((pDraw->bitsPerPixel == bpp) ||
+ ((pDraw->bitsPerPixel == 24) && (bpp == 32) &&
+ (infoRec->WritePixmapFlags & CONVERT_32BPP_TO_24BPP))) &&
+ CHECK_ROP(pGC,infoRec->WritePixmapFlags) &&
+ CHECK_ROPSRC(pGC,infoRec->WritePixmapFlags) &&
+ CHECK_PLANEMASK(pGC,infoRec->WritePixmapFlags) &&
+ CHECK_NO_GXCOPY(pGC,infoRec->WritePixmapFlags)) ||
+ ((format == XYBitmap) && !depthBug && infoRec->WriteBitmap &&
+ CHECK_ROP(pGC,infoRec->WriteBitmapFlags) &&
+ CHECK_ROPSRC(pGC,infoRec->WriteBitmapFlags) &&
+ CHECK_PLANEMASK(pGC,infoRec->WriteBitmapFlags) &&
+ CHECK_COLORS(pGC,infoRec->WriteBitmapFlags) &&
+ !(infoRec->WriteBitmapFlags & TRANSPARENCY_ONLY)) ||
+ ((format == XYPixmap) && !depthBug && infoRec->WriteBitmap &&
+ CHECK_ROP(pGC,infoRec->WriteBitmapFlags) &&
+ CHECK_ROPSRC(pGC,infoRec->WriteBitmapFlags) &&
+ !(infoRec->WriteBitmapFlags & NO_PLANEMASK) &&
+ !(infoRec->WriteBitmapFlags & TRANSPARENCY_ONLY))){
+
+ int MaxBoxes = REGION_NUM_RECTS(pGC->pCompositeClip);
+ BoxPtr pbox, pClipBoxes;
+ int nboxes, srcx, srcy, srcwidth;
+ xRectangle TheRect;
+
+ TheRect.x = pDraw->x + x;
+ TheRect.y = pDraw->y + y;
+ TheRect.width = w;
+ TheRect.height = h;
+
+ if(MaxBoxes > (infoRec->PreAllocSize/sizeof(BoxRec))) {
+ pClipBoxes = malloc(MaxBoxes * sizeof(BoxRec));
+ if(!pClipBoxes) return;
+ } else pClipBoxes = (BoxPtr)infoRec->PreAllocMem;
+
+ nboxes = XAAGetRectClipBoxes(pGC, pClipBoxes, 1, &TheRect);
+ pbox = pClipBoxes;
+
+ if(format == XYBitmap) {
+ srcwidth = BitmapBytePad(leftPad + w);
+ while(nboxes--) {
+ srcx = pbox->x1 - TheRect.x + leftPad;
+ srcy = pbox->y1 - TheRect.y;
+ (*infoRec->WriteBitmap)(infoRec->pScrn, pbox->x1, pbox->y1,
+ pbox->x2 - pbox->x1, pbox->y2 - pbox->y1,
+ (unsigned char*)pImage +
+ (srcwidth * srcy) + ((srcx >> 5) << 2),
+ srcwidth, srcx & 31, pGC->fgPixel, pGC->bgPixel,
+ pGC->alu, pGC->planemask);
+ pbox++;
+ }
+ } else if(format == ZPixmap) {
+ int Bpp = bpp >> 3;
+ srcwidth = PixmapBytePad(leftPad + w, depth);
+ while(nboxes--) {
+ srcx = pbox->x1 - TheRect.x + leftPad;
+ srcy = pbox->y1 - TheRect.y;
+ (*infoRec->WritePixmap)(infoRec->pScrn, pbox->x1, pbox->y1,
+ pbox->x2 - pbox->x1, pbox->y2 - pbox->y1,
+ (unsigned char*)pImage +
+ (srcwidth * srcy) + (srcx * Bpp),
+ srcwidth, pGC->alu, pGC->planemask, -1,
+ Bpp << 3, depth);
+ pbox++;
+ }
+ } else { /* XYPixmap */
+ int depth = pGC->depth;
+ int numBox, increment;
+ unsigned long i, mask;
+ BoxPtr pntBox;
+
+ srcwidth = BitmapBytePad(w + leftPad);
+ increment = h * srcwidth;
+ i = 1 << (depth - 1);
+ mask = ~0;
+
+ if((infoRec->pScrn->overlayFlags & OVERLAY_8_32_PLANAR) &&
+ (pGC->depth == 8)){
+ i = 0x80000000; mask = 0xff000000;
+ }
+
+ for(; i & mask; i >>= 1, pImage += increment) {
+ if(i & pGC->planemask) {
+ pntBox = pbox;
+ numBox = nboxes;
+ while(numBox--) {
+ srcx = pntBox->x1 - TheRect.x + leftPad;
+ srcy = pntBox->y1 - TheRect.y;
+ (*infoRec->WriteBitmap)(infoRec->pScrn,
+ pntBox->x1, pntBox->y1,
+ pntBox->x2 - pntBox->x1,
+ pntBox->y2 - pntBox->y1,
+ (unsigned char*)pImage +
+ (srcwidth * srcy) + ((srcx >> 5) << 2),
+ srcwidth, srcx & 31, ~0, 0, pGC->alu, i);
+ pntBox++;
+ }
+ }
+ }
+
+ }
+
+ if(pClipBoxes != (BoxPtr)infoRec->PreAllocMem)
+ free(pClipBoxes);
+ } else
+ XAAFallbackOps.PutImage(pDraw, pGC, depth, x, y, w, h, leftPad,
+ format, pImage);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 22:48:47 +0000