mirror of
https://gitlab.freedesktop.org/xorg/xserver.git
synced 2026-01-06 02:40:14 +01:00
419 lines
10 KiB
C
419 lines
10 KiB
C
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/*
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* $RCSId$
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*
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* Copyright <EFBFBD> 2001 Keith Packard
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*
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* Partly based on code that is Copyright <EFBFBD> The XFree86 Project Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "kdrive.h"
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#include "kaa.h"
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#ifdef RENDER
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#include "mipict.h"
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#define KAA_DEBUG_FALLBACKS 0
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#if KAA_DEBUG_FALLBACKS
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static void kaaCompositeFallbackPictDesc(PicturePtr pict, char *string, int n)
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{
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char format[20];
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char size[20];
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char loc;
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int temp;
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if (!pict) {
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snprintf(string, n, "None");
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return;
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}
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switch (pict->format)
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{
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case PICT_a8r8g8b8:
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snprintf(format, 20, "ARGB8888");
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break;
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case PICT_r5g6b5:
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snprintf(format, 20, "RGB565 ");
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break;
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case PICT_x1r5g5b5:
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snprintf(format, 20, "RGB555 ");
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break;
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case PICT_a8:
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snprintf(format, 20, "A8 ");
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break;
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default:
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snprintf(format, 20, "0x%x", (int)pict->format);
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break;
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}
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loc = kaaGetOffscreenPixmap(pict->pDrawable, &temp, &temp) ? 's' : 'm';
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snprintf(size, 20, "%dx%d%s", pict->pDrawable->width,
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pict->pDrawable->height, pict->repeat ?
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" R" : "");
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snprintf(string, n, "0x%lx:%c fmt %s (%s)", (long)pict, loc, format, size);
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}
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static void
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kaaPrintCompositeFallback(CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst)
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{
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char sop[20];
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char srcdesc[40], maskdesc[40], dstdesc[40];
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switch(op)
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{
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case PictOpSrc:
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sprintf(sop, "Src");
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break;
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case PictOpOver:
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sprintf(sop, "Over");
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break;
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default:
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sprintf(sop, "0x%x", (int)op);
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break;
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}
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kaaCompositeFallbackPictDesc(pSrc, srcdesc, 40);
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kaaCompositeFallbackPictDesc(pMask, maskdesc, 40);
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kaaCompositeFallbackPictDesc(pDst, dstdesc, 40);
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ErrorF("Composite fallback: op %s, \n"
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" src %s, \n"
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" mask %s, \n"
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" dst %s, \n",
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sop, srcdesc, maskdesc, dstdesc);
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}
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#endif
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static Bool
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kaaGetPixelFromRGBA(CARD32 *pixel,
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CARD16 red,
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CARD16 green,
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CARD16 blue,
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CARD16 alpha,
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CARD32 format)
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{
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int rbits, bbits, gbits, abits;
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int rshift, bshift, gshift, ashift;
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*pixel = 0;
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if (!PICT_FORMAT_COLOR(format))
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return FALSE;
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rbits = PICT_FORMAT_R(format);
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gbits = PICT_FORMAT_G(format);
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bbits = PICT_FORMAT_B(format);
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abits = PICT_FORMAT_A(format);
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if (PICT_FORMAT_TYPE(format) == PICT_TYPE_ARGB) {
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bshift = 0;
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gshift = bbits;
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rshift = gshift + gbits;
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ashift = rshift + rbits;
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} else { /* PICT_TYPE_ABGR */
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rshift = 0;
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gshift = rbits;
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bshift = gshift + gbits;
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ashift = bshift + bbits;
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}
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*pixel |= ( blue >> (16 - bbits)) << bshift;
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*pixel |= ( red >> (16 - rbits)) << rshift;
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*pixel |= (green >> (16 - gbits)) << gshift;
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*pixel |= (alpha >> (16 - abits)) << ashift;
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return TRUE;
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}
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static Bool
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kaaGetRGBAFromPixel(CARD32 pixel,
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CARD16 *red,
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CARD16 *green,
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CARD16 *blue,
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CARD16 *alpha,
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CARD32 format)
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{
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int rbits, bbits, gbits, abits;
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int rshift, bshift, gshift, ashift;
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if (!PICT_FORMAT_COLOR(format))
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return FALSE;
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rbits = PICT_FORMAT_R(format);
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gbits = PICT_FORMAT_G(format);
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bbits = PICT_FORMAT_B(format);
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abits = PICT_FORMAT_A(format);
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if (PICT_FORMAT_TYPE(format) == PICT_TYPE_ARGB) {
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bshift = 0;
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gshift = bbits;
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rshift = gshift + gbits;
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ashift = rshift + rbits;
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} else { /* PICT_TYPE_ABGR */
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rshift = 0;
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gshift = rbits;
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bshift = gshift + gbits;
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ashift = bshift + bbits;
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}
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*red = ((pixel >> rshift ) & ((1 << rbits) - 1)) << (16 - rbits);
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while (rbits < 16) {
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*red |= *red >> rbits;
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rbits <<= 1;
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}
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*green = ((pixel >> gshift ) & ((1 << gbits) - 1)) << (16 - gbits);
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while (gbits < 16) {
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*green |= *green >> gbits;
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gbits <<= 1;
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}
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*blue = ((pixel >> bshift ) & ((1 << bbits) - 1)) << (16 - bbits);
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while (bbits < 16) {
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*blue |= *blue >> bbits;
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bbits <<= 1;
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}
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if (abits) {
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*alpha = ((pixel >> ashift ) & ((1 << abits) - 1)) << (16 - abits);
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while (abits < 16) {
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*alpha |= *alpha >> abits;
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abits <<= 1;
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}
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} else
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*alpha = 0xffff;
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return TRUE;
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}
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void
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kaaComposite(CARD8 op,
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PicturePtr pSrc,
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PicturePtr pMask,
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PicturePtr pDst,
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INT16 xSrc,
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INT16 ySrc,
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INT16 xMask,
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INT16 yMask,
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INT16 xDst,
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INT16 yDst,
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CARD16 width,
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CARD16 height)
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{
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KdScreenPriv (pDst->pDrawable->pScreen);
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KaaScreenPriv (pDst->pDrawable->pScreen);
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if (!pMask)
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{
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if (op == PictOpSrc)
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{
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if (pSrc->pDrawable->width == 1 && pSrc->pDrawable->height == 1 &&
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pSrc->repeat)
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{
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/* Solid fill case */
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RegionRec region;
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BoxPtr pbox;
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int nbox;
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int dst_off_x, dst_off_y;
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PixmapPtr pSrcPix, pDstPix;
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CARD32 pixel;
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CARD16 red, green, blue, alpha;
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xDst += pDst->pDrawable->x;
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yDst += pDst->pDrawable->y;
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xSrc += pSrc->pDrawable->x;
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ySrc += pSrc->pDrawable->y;
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if (!miComputeCompositeRegion (®ion, pSrc, pMask, pDst,
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xSrc, ySrc, xMask, yMask, xDst, yDst,
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width, height))
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return;
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if (pSrc->pDrawable->type == DRAWABLE_PIXMAP)
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kaaPixmapUseMemory ((PixmapPtr) pSrc->pDrawable);
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if (pDst->pDrawable->type == DRAWABLE_PIXMAP)
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kaaPixmapUseScreen ((PixmapPtr) pDst->pDrawable);
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pDstPix = kaaGetOffscreenPixmap (pDst->pDrawable, &dst_off_x,
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&dst_off_y);
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if (!pDstPix)
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goto software2;
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if (pSrc->pDrawable->type == DRAWABLE_WINDOW)
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pSrcPix = (*pSrc->pDrawable->pScreen->GetWindowPixmap)(
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(WindowPtr) (pSrc->pDrawable));
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else
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pSrcPix = (PixmapPtr) (pSrc->pDrawable);
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/* If source is offscreen, we need to sync the accelerator
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* before accessing it. We'd prefer for it to be in memory.
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*/
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if (kaaPixmapIsOffscreen(pSrcPix)) {
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KdCheckSync(pDst->pDrawable->pScreen);
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}
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pixel = *(CARD32 *)(pSrcPix->devPrivate.ptr);
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if (!kaaGetRGBAFromPixel(pixel, &red, &green, &blue, &alpha,
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pSrc->format))
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goto software;
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kaaGetPixelFromRGBA(&pixel, red, green, blue, alpha,
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pDst->format);
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if (!(*pKaaScr->info->PrepareSolid) (pDstPix, GXcopy, 0xffffff,
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pixel))
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{
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goto software;
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}
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nbox = REGION_NUM_RECTS(®ion);
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pbox = REGION_RECTS(®ion);
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while (nbox--)
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{
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(*pKaaScr->info->Solid) (pbox->x1 + dst_off_x,
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pbox->y1 + dst_off_y,
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pbox->x2 + dst_off_x,
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pbox->y2 + dst_off_y);
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pbox++;
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}
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(*pKaaScr->info->DoneSolid) ();
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KdMarkSync(pDst->pDrawable->pScreen);
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return;
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}
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else if (!pSrc->repeat && pSrc->format == pDst->format)
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{
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/* Copy area case */
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RegionRec region;
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xDst += pDst->pDrawable->x;
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yDst += pDst->pDrawable->y;
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xSrc += pSrc->pDrawable->x;
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ySrc += pSrc->pDrawable->y;
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if (!miComputeCompositeRegion (®ion, pSrc, pMask, pDst,
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xSrc, ySrc, xMask, yMask, xDst, yDst,
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width, height))
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return;
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kaaCopyNtoN (pSrc->pDrawable, pDst->pDrawable, 0,
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REGION_RECTS(®ion), REGION_NUM_RECTS(®ion),
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xSrc - xDst, ySrc - yDst,
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FALSE, FALSE, 0, 0);
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return;
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}
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}
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if (pScreenPriv->enabled && pKaaScr->info->PrepareBlend &&
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!pSrc->alphaMap && !pDst->alphaMap)
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{
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/* Blend case */
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RegionRec region;
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BoxPtr pbox;
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int nbox;
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int src_off_x, src_off_y, dst_off_x, dst_off_y;
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PixmapPtr pSrcPix, pDstPix;
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xDst += pDst->pDrawable->x;
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yDst += pDst->pDrawable->y;
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xSrc += pSrc->pDrawable->x;
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ySrc += pSrc->pDrawable->y;
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if (!miComputeCompositeRegion (®ion, pSrc, pMask, pDst,
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xSrc, ySrc, xMask, yMask, xDst, yDst,
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width, height))
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return;
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/* Migrate pixmaps to same place as destination */
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if (pSrc->pDrawable->type == DRAWABLE_PIXMAP)
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kaaPixmapUseScreen ((PixmapPtr) pSrc->pDrawable);
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|
|
if (pDst->pDrawable->type == DRAWABLE_PIXMAP)
|
|||
|
|
kaaPixmapUseScreen ((PixmapPtr) pDst->pDrawable);
|
|||
|
|
|
|||
|
|
pSrcPix = kaaGetOffscreenPixmap (pSrc->pDrawable, &src_off_x,
|
|||
|
|
&src_off_y);
|
|||
|
|
pDstPix = kaaGetOffscreenPixmap (pDst->pDrawable, &dst_off_x,
|
|||
|
|
&dst_off_y);
|
|||
|
|
if (!pSrcPix || !pDstPix)
|
|||
|
|
goto software2;
|
|||
|
|
if (!(*pKaaScr->info->PrepareBlend) (op, pSrc, pDst, pSrcPix,
|
|||
|
|
pDstPix))
|
|||
|
|
{
|
|||
|
|
goto software;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
nbox = REGION_NUM_RECTS(®ion);
|
|||
|
|
pbox = REGION_RECTS(®ion);
|
|||
|
|
|
|||
|
|
xSrc -= xDst;
|
|||
|
|
ySrc -= yDst;
|
|||
|
|
|
|||
|
|
while (nbox--)
|
|||
|
|
{
|
|||
|
|
(*pKaaScr->info->Blend) (pbox->x1 + xSrc + src_off_x,
|
|||
|
|
pbox->y1 + ySrc + src_off_y,
|
|||
|
|
pbox->x1 + dst_off_x,
|
|||
|
|
pbox->y1 + dst_off_y,
|
|||
|
|
pbox->x2 - pbox->x1,
|
|||
|
|
pbox->y2 - pbox->y1);
|
|||
|
|
pbox++;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
(*pKaaScr->info->DoneBlend) ();
|
|||
|
|
KdMarkSync(pDst->pDrawable->pScreen);
|
|||
|
|
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
software:
|
|||
|
|
if (pSrc->pDrawable->type == DRAWABLE_PIXMAP)
|
|||
|
|
kaaPixmapUseMemory ((PixmapPtr) pSrc->pDrawable);
|
|||
|
|
if (pMask && pMask->pDrawable->type == DRAWABLE_PIXMAP)
|
|||
|
|
kaaPixmapUseMemory ((PixmapPtr) pMask->pDrawable);
|
|||
|
|
#if 0
|
|||
|
|
if (pDst->pDrawable->type == DRAWABLE_PIXMAP)
|
|||
|
|
kaaPixmapUseMemory ((PixmapPtr) pDst->pDrawable);
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
software2:
|
|||
|
|
#if KAA_DEBUG_FALLBACKS
|
|||
|
|
kaaPrintCompositeFallback (op, pSrc, pMask, pDst);
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
KdCheckComposite (op, pSrc, pMask, pDst, xSrc, ySrc,
|
|||
|
|
xMask, yMask, xDst, yDst, width, height);
|
|||
|
|
}
|
|||
|
|
#endif
|