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Diffstat (limited to 'xorg-server/hw/xfree86/xf8_32bpp/cfbcpyarea.c')
-rw-r--r--xorg-server/hw/xfree86/xf8_32bpp/cfbcpyarea.c549
1 files changed, 549 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/xf8_32bpp/cfbcpyarea.c b/xorg-server/hw/xfree86/xf8_32bpp/cfbcpyarea.c
new file mode 100644
index 000000000..d8f0c6d76
--- /dev/null
+++ b/xorg-server/hw/xfree86/xf8_32bpp/cfbcpyarea.c
@@ -0,0 +1,549 @@
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include <X11/X.h>
+#include <X11/Xmd.h>
+#include "servermd.h"
+#include "scrnintstr.h"
+#include "pixmapstr.h"
+#include "resource.h"
+#include "colormap.h"
+#include "colormapst.h"
+#define PSZ 8
+#include "cfb.h"
+#undef PSZ
+#include "cfb32.h"
+#include "cfb8_32.h"
+#include "mi.h"
+#include "mistruct.h"
+#include "dix.h"
+#include "mibstore.h"
+
+
+RegionPtr
+cfb8_32CopyArea(
+ DrawablePtr pSrcDraw,
+ DrawablePtr pDstDraw,
+ GC *pGC,
+ int srcx, int srcy,
+ int width, int height,
+ int dstx, int dsty
+){
+
+ if(pSrcDraw->bitsPerPixel == 32) {
+ if(pDstDraw->bitsPerPixel == 32) {
+ if((pGC->alu == GXcopy) && (pGC->planemask == 0xff000000)) {
+ return cfb32BitBlt (pSrcDraw, pDstDraw,
+ pGC, srcx, srcy, width, height, dstx, dsty,
+ cfbDoBitblt8To8GXcopy, 0L);
+ }
+ return(cfb32CopyArea(pSrcDraw, pDstDraw, pGC, srcx, srcy,
+ width, height, dstx, dsty));
+ } else {
+ /* have to translate 32 -> 8 copies */
+ return cfb32BitBlt (pSrcDraw, pDstDraw,
+ pGC, srcx, srcy, width, height, dstx, dsty,
+ cfbDoBitblt32To8, 0L);
+ }
+ } else {
+ if(pDstDraw->bitsPerPixel == 32) {
+ /* have to translate 8 -> 32 copies */
+ return cfb32BitBlt (pSrcDraw, pDstDraw,
+ pGC, srcx, srcy, width, height, dstx, dsty,
+ cfbDoBitblt8To32, 0L);
+ } else {
+ return(cfbCopyArea(pSrcDraw, pDstDraw, pGC, srcx, srcy,
+ width, height, dstx, dsty));
+ }
+ }
+}
+
+
+
+
+void
+cfbDoBitblt8To32(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ int rop,
+ RegionPtr prgnDst,
+ DDXPointPtr pptSrc,
+ unsigned long pm
+){
+ BoxPtr pbox = REGION_RECTS(prgnDst);
+ int nbox = REGION_NUM_RECTS(prgnDst);
+ unsigned char *ptr8, *ptr32;
+ unsigned char *data8, *data32;
+ int pitch8, pitch32;
+ int height, width, i;
+
+ cfbGetByteWidthAndPointer(pSrc, pitch8, ptr8);
+ cfbGetByteWidthAndPointer(pDst, pitch32, ptr32);
+ ptr32 += 3; /* point to the top byte */
+
+ pm >>= 24;
+
+ if((pm == 0xff) && (rop == GXcopy)) {
+ for(;nbox; pbox++, pptSrc++, nbox--) {
+ data8 = ptr8 + (pptSrc->y * pitch8) + pptSrc->x;
+ data32 = ptr32 + (pbox->y1 * pitch32) + (pbox->x1 << 2);
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+
+ while(height--) {
+ for(i = 0; i < width; i++)
+ data32[i << 2] = data8[i];
+ data8 += pitch8;
+ data32 += pitch32;
+ }
+ }
+ } else { /* it ain't pretty, but hey */
+ for(;nbox; pbox++, pptSrc++, nbox--) {
+ data8 = ptr8 + (pptSrc->y * pitch8) + pptSrc->x;
+ data32 = ptr32 + (pbox->y1 * pitch32) + (pbox->x1 << 2);
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+
+ while(height--) {
+ switch(rop) {
+ case GXcopy:
+ for(i = 0; i < width; i++)
+ data32[i<<2] = (data8[i] & pm) | (data32[i<<2] & ~pm);
+ break;
+ case GXor:
+ for(i = 0; i < width; i++)
+ data32[i<<2] |= data8[i] & pm;
+ break;
+ case GXclear:
+ for(i = 0; i < width; i++)
+ data32[i<<2] &= ~pm;
+ break;
+ case GXand:
+ for(i = 0; i < width; i++)
+ data32[i<<2] &= data8[i] | ~pm;
+ break;
+ case GXandReverse:
+ for(i = 0; i < width; i++)
+ data32[i<<2] = ~data32[i<<2] & (data8[i] | ~pm);
+ break;
+ case GXandInverted:
+ for(i = 0; i < width; i++)
+ data32[i<<2] &= ~data8[i] | ~pm;
+ break;
+ case GXnoop:
+ return;
+ case GXxor:
+ for(i = 0; i < width; i++)
+ data32[i<<2] ^= data8[i] & pm;
+ break;
+ case GXnor:
+ for(i = 0; i < width; i++)
+ data32[i<<2] = ~(data32[i<<2] | (data8[i] & pm));
+ break;
+ case GXequiv:
+ for(i = 0; i < width; i++)
+ data32[i<<2] = ~(data32[i<<2] ^ (data8[i] & pm));
+ break;
+ case GXinvert:
+ for(i = 0; i < width; i++)
+ data32[i<<2] ^= pm;
+ break;
+ case GXorReverse:
+ for(i = 0; i < width; i++)
+ data32[i<<2] = ~data32[i<<2] | (data8[i] & pm);
+ break;
+ case GXcopyInverted:
+ for(i = 0; i < width; i++)
+ data32[i<<2] = (~data8[i] & pm) | (data32[i<<2] & ~pm);
+ break;
+ case GXorInverted:
+ for(i = 0; i < width; i++)
+ data32[i<<2] |= ~data8[i] & pm;
+ break;
+ case GXnand:
+ for(i = 0; i < width; i++)
+ data32[i<<2] = ~(data32[i<<2] & (data8[i] | ~pm));
+ break;
+ case GXset:
+ for(i = 0; i < width; i++)
+ data32[i<<2] |= pm;
+ break;
+ }
+ data8 += pitch8;
+ data32 += pitch32;
+ }
+ }
+ }
+}
+
+
+void
+cfbDoBitblt32To8(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ int rop,
+ RegionPtr prgnDst,
+ DDXPointPtr pptSrc,
+ unsigned long pm
+){
+ BoxPtr pbox = REGION_RECTS(prgnDst);
+ int nbox = REGION_NUM_RECTS(prgnDst);
+ unsigned char *ptr8, *ptr32;
+ unsigned char *data8, *data32;
+ int pitch8, pitch32;
+ int height, width, i;
+
+ cfbGetByteWidthAndPointer(pDst, pitch8, ptr8);
+ cfbGetByteWidthAndPointer(pSrc, pitch32, ptr32);
+ ptr32 += 3; /* point to the top byte */
+
+ if(((pm & 0xff) == 0xff) && (rop == GXcopy)) {
+ for(;nbox; pbox++, pptSrc++, nbox--) {
+ data8 = ptr8 + (pbox->y1 * pitch8) + pbox->x1;
+ data32 = ptr32 + (pptSrc->y * pitch32) + (pptSrc->x << 2);
+
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+
+ while(height--) {
+ for(i = 0; i < width; i++)
+ data8[i] = data32[i << 2];
+ data8 += pitch8;
+ data32 += pitch32;
+ }
+ }
+ } else {
+ for(;nbox; pbox++, pptSrc++, nbox--) {
+ data8 = ptr8 + (pbox->y1 * pitch8) + pbox->x1;
+ data32 = ptr32 + (pptSrc->y * pitch32) + (pptSrc->x << 2);
+
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+
+ while(height--) {
+ switch(rop) {
+ case GXcopy:
+ for(i = 0; i < width; i++)
+ data8[i] = (data32[i<<2] & pm) | (data8[i] & ~pm);
+ break;
+ case GXor:
+ for(i = 0; i < width; i++)
+ data8[i] |= data32[i<<2] & pm;
+ break;
+ case GXclear:
+ for(i = 0; i < width; i++)
+ data8[i] &= ~pm;
+ break;
+ case GXand:
+ for(i = 0; i < width; i++)
+ data8[i] &= data32[i<<2] | ~pm;
+ break;
+ case GXandReverse:
+ for(i = 0; i < width; i++)
+ data8[i] = ~data8[i] & (data32[i<<2] | ~pm);
+ break;
+ case GXandInverted:
+ for(i = 0; i < width; i++)
+ data8[i] &= ~data32[i<<2] | ~pm;
+ break;
+ case GXnoop:
+ return;
+ case GXxor:
+ for(i = 0; i < width; i++)
+ data8[i] ^= data32[i<<2] & pm;
+ break;
+ case GXnor:
+ for(i = 0; i < width; i++)
+ data8[i] = ~(data8[i] | (data32[i<<2] & pm));
+ break;
+ case GXequiv:
+ for(i = 0; i < width; i++)
+ data8[i] = ~(data8[i] ^ (data32[i<<2] & pm));
+ break;
+ case GXinvert:
+ for(i = 0; i < width; i++)
+ data8[i] ^= pm;
+ break;
+ case GXorReverse:
+ for(i = 0; i < width; i++)
+ data8[i] = ~data8[i] | (data32[i<<2] & pm);
+ break;
+ case GXcopyInverted:
+ for(i = 0; i < width; i++)
+ data8[i] = (~data32[i<<2] & pm) | (data8[i] & ~pm);
+ break;
+ case GXorInverted:
+ for(i = 0; i < width; i++)
+ data8[i] |= ~data32[i<<2] & pm;
+ break;
+ case GXnand:
+ for(i = 0; i < width; i++)
+ data8[i] = ~(data8[i] & (data32[i<<2] | ~pm));
+ break;
+ case GXset:
+ for(i = 0; i < width; i++)
+ data8[i] |= pm;
+ break;
+ }
+ data8 += pitch8;
+ data32 += pitch32;
+ }
+ }
+ }
+}
+
+
+
+static void
+Do8To8Blt(
+ unsigned char *SrcPtr,
+ int SrcPitch,
+ unsigned char *DstPtr,
+ int DstPitch,
+ int nbox,
+ DDXPointPtr pptSrc,
+ BoxPtr pbox,
+ int xdir, int ydir
+){
+ int i, j, width, height, ydir2;
+ CARD8 *src, *dst;
+
+ SrcPtr += 3;
+ DstPtr += 3;
+ xdir *= 4;
+ ydir2 = ydir * DstPitch;
+ ydir *= SrcPitch;
+
+ for(;nbox; pbox++, pptSrc++, nbox--) {
+ src = SrcPtr + (pptSrc->y * SrcPitch) + (pptSrc->x << 2);
+ dst = DstPtr + (pbox->y1 * DstPitch) + (pbox->x1 << 2);
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+
+ if(ydir < 0) {
+ src += (height - 1) * SrcPitch;
+ dst += (height - 1) * DstPitch;
+ }
+
+ if(xdir < 0) {
+ register int tmp = (width - 1) << 2;
+ src += tmp;
+ dst += tmp;
+ }
+
+ while(height--) {
+ for(i = width, j = 0; i--; j+=xdir)
+ dst[j] = src[j];
+ src += ydir;
+ dst += ydir2;
+ }
+ }
+}
+
+static void
+Do24To24Blt(
+ unsigned char *SrcPtr,
+ int SrcPitch,
+ unsigned char *DstPtr,
+ int DstPitch,
+ int nbox,
+ DDXPointPtr pptSrc,
+ BoxPtr pbox,
+ int xdir, int ydir
+){
+ int i, j, width, height, ydir2;
+ CARD8 *src, *dst;
+
+ xdir *= 4;
+ ydir2 = ydir * DstPitch;
+ ydir *= SrcPitch;
+
+ for(;nbox; pbox++, pptSrc++, nbox--) {
+ src = SrcPtr + (pptSrc->y * SrcPitch) + (pptSrc->x << 2);
+ dst = DstPtr + (pbox->y1 * DstPitch) + (pbox->x1 << 2);
+ width = pbox->x2 - pbox->x1;
+ height = pbox->y2 - pbox->y1;
+
+ if(ydir < 0) {
+ src += (height - 1) * SrcPitch;
+ dst += (height - 1) * DstPitch;
+ }
+
+ if(xdir < 0) {
+ register int tmp = (width - 1) << 2;
+ src += tmp;
+ dst += tmp;
+ }
+
+ while(height--) {
+ for(i = width, j = 0; i--; j+=xdir) {
+ *((CARD16*)(dst + j)) = *((CARD32*)(src + j));
+ dst[j + 2] = src[j + 2];
+ }
+ src += ydir;
+ dst += ydir2;
+ }
+ }
+}
+
+
+static void
+cfb8_32DoBitBlt(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ RegionPtr prgnDst,
+ DDXPointPtr pptSrc,
+ void (*DoBlt)(
+ unsigned char *SrcPtr,
+ int SrcPitch,
+ unsigned char *DstPtr,
+ int DstPitch,
+ int nbox,
+ DDXPointPtr pptSrc,
+ BoxPtr pbox,
+ int xdir, int ydir)
+){
+ int nbox, careful, SrcPitch, DstPitch;
+ BoxPtr pbox, pboxTmp, pboxNext, pboxBase, pboxNew1, pboxNew2;
+ DDXPointPtr pptTmp, pptNew1, pptNew2;
+ int xdir, ydir;
+ unsigned char *SrcPtr, *DstPtr;
+
+ /* XXX we have to err on the side of safety when both are windows,
+ * because we don't know if IncludeInferiors is being used.
+ */
+ careful = ((pSrc == pDst) ||
+ ((pSrc->type == DRAWABLE_WINDOW) &&
+ (pDst->type == DRAWABLE_WINDOW)));
+
+ pbox = REGION_RECTS(prgnDst);
+ nbox = REGION_NUM_RECTS(prgnDst);
+
+ pboxNew1 = NULL;
+ pptNew1 = NULL;
+ pboxNew2 = NULL;
+ pptNew2 = NULL;
+ if (careful && (pptSrc->y < pbox->y1)) {
+ /* walk source botttom to top */
+ ydir = -1;
+
+ if (nbox > 1) {
+ /* keep ordering in each band, reverse order of bands */
+ pboxNew1 = (BoxPtr)xalloc(sizeof(BoxRec) * nbox);
+ if(!pboxNew1)
+ return;
+ pptNew1 = (DDXPointPtr)xalloc(sizeof(DDXPointRec) * nbox);
+ if(!pptNew1) {
+ xfree(pboxNew1);
+ return;
+ }
+ pboxBase = pboxNext = pbox+nbox-1;
+ while (pboxBase >= pbox) {
+ while ((pboxNext >= pbox) &&
+ (pboxBase->y1 == pboxNext->y1))
+ pboxNext--;
+ pboxTmp = pboxNext+1;
+ pptTmp = pptSrc + (pboxTmp - pbox);
+ while (pboxTmp <= pboxBase) {
+ *pboxNew1++ = *pboxTmp++;
+ *pptNew1++ = *pptTmp++;
+ }
+ pboxBase = pboxNext;
+ }
+ pboxNew1 -= nbox;
+ pbox = pboxNew1;
+ pptNew1 -= nbox;
+ pptSrc = pptNew1;
+ }
+ } else {
+ /* walk source top to bottom */
+ ydir = 1;
+ }
+
+ if (careful && (pptSrc->x < pbox->x1)) {
+ /* walk source right to left */
+ xdir = -1;
+
+ if (nbox > 1) {
+ /* reverse order of rects in each band */
+ pboxNew2 = (BoxPtr)xalloc(sizeof(BoxRec) * nbox);
+ pptNew2 = (DDXPointPtr)xalloc(sizeof(DDXPointRec) * nbox);
+ if(!pboxNew2 || !pptNew2) {
+ if (pptNew2) xfree(pptNew2);
+ if (pboxNew2) xfree(pboxNew2);
+ if (pboxNew1) {
+ xfree(pptNew1);
+ xfree(pboxNew1);
+ }
+ return;
+ }
+ pboxBase = pboxNext = pbox;
+ while (pboxBase < pbox+nbox) {
+ while ((pboxNext < pbox+nbox) &&
+ (pboxNext->y1 == pboxBase->y1))
+ pboxNext++;
+ pboxTmp = pboxNext;
+ pptTmp = pptSrc + (pboxTmp - pbox);
+ while (pboxTmp != pboxBase) {
+ *pboxNew2++ = *--pboxTmp;
+ *pptNew2++ = *--pptTmp;
+ }
+ pboxBase = pboxNext;
+ }
+ pboxNew2 -= nbox;
+ pbox = pboxNew2;
+ pptNew2 -= nbox;
+ pptSrc = pptNew2;
+ }
+ } else {
+ /* walk source left to right */
+ xdir = 1;
+ }
+
+ cfbGetByteWidthAndPointer(pSrc, SrcPitch, SrcPtr);
+ cfbGetByteWidthAndPointer(pDst, DstPitch, DstPtr);
+
+ (*DoBlt)(SrcPtr,SrcPitch,DstPtr,DstPitch,nbox,pptSrc,pbox,xdir,ydir);
+
+ if (pboxNew2) {
+ xfree(pptNew2);
+ xfree(pboxNew2);
+ }
+ if (pboxNew1) {
+ xfree(pptNew1);
+ xfree(pboxNew1);
+ }
+
+}
+
+
+/* A couple routines to speed up full planemask copies */
+
+void
+cfbDoBitblt8To8GXcopy(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ int rop,
+ RegionPtr prgnDst,
+ DDXPointPtr pptSrc,
+ unsigned long pm
+){
+ cfb8_32DoBitBlt(pSrc, pDst, prgnDst, pptSrc, Do8To8Blt);
+}
+
+
+void
+cfbDoBitblt24To24GXcopy(
+ DrawablePtr pSrc,
+ DrawablePtr pDst,
+ int rop,
+ RegionPtr prgnDst,
+ DDXPointPtr pptSrc,
+ unsigned long pm
+){
+ cfb8_32DoBitBlt(pSrc, pDst, prgnDst, pptSrc, Do24To24Blt);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-18 16:48:06 +0000