diff options
Diffstat (limited to 'nx-X11/programs/Xserver/miext/rootless/safeAlpha/safeAlphaPicture.c')
| -rw-r--r-- | nx-X11/programs/Xserver/miext/rootless/safeAlpha/safeAlphaPicture.c | 643 |
1 files changed, 0 insertions, 643 deletions
diff --git a/nx-X11/programs/Xserver/miext/rootless/safeAlpha/safeAlphaPicture.c b/nx-X11/programs/Xserver/miext/rootless/safeAlpha/safeAlphaPicture.c deleted file mode 100644 index f73a3b5c1..000000000 --- a/nx-X11/programs/Xserver/miext/rootless/safeAlpha/safeAlphaPicture.c +++ /dev/null @@ -1,643 +0,0 @@ -/* - * Support for RENDER extension while protecting the alpha channel - */ -/* - * Copyright (c) 2002-2003 Torrey T. Lyons. All Rights Reserved. - * Copyright (c) 2002 Apple Computer, Inc. All Rights reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Except as contained in this notice, the name(s) of the above copyright - * holders shall not be used in advertising or otherwise to promote the sale, - * use or other dealings in this Software without prior written authorization. - */ -/* This file is largely based on fbcompose.c and fbpict.c, which contain - * the following copyright: - * - * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc. - */ - /* $XFree86: xc/programs/Xserver/miext/rootless/safeAlpha/safeAlphaPicture.c,v 1.3 2003/10/24 00:33:15 torrey Exp $ */ - -#ifdef RENDER - -#include "fb.h" -#include "picturestr.h" -#include "mipict.h" -#include "fbpict.h" -#include "safeAlpha.h" -#include "rootlessCommon.h" - -# define mod(a,b) ((b) == 1 ? 0 : (a) >= 0 ? (a) % (b) : (b) - (-a) % (b)) - - -typedef void (*CompositeFunc) (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height); - - -/* Optimized version of fbCompositeSolidMask_nx8x8888 */ -void -SafeAlphaCompositeSolidMask_nx8x8888( - CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height) -{ - CARD32 src, srca; - CARD32 *dstLine, *dst, d, dstMask; - CARD8 *maskLine, *mask, m; - FbStride dstStride, maskStride; - CARD16 w; - - fbComposeGetSolid(pSrc, src, pDst->format); - - dstMask = FbFullMask (pDst->pDrawable->depth); - srca = src >> 24; - if (src == 0) - return; - - fbComposeGetStart (pDst, xDst, yDst, CARD32, dstStride, dstLine, 1); - fbComposeGetStart (pMask, xMask, yMask, CARD8, maskStride, maskLine, 1); - - if (dstMask == FB_ALLONES && pDst->pDrawable->bitsPerPixel == 32 && - width * height > rootless_CompositePixels_threshold && - SCREENREC(pDst->pDrawable->pScreen)->imp->CompositePixels) - { - void *srcp[2], *destp[2]; - unsigned int dest_rowbytes[2]; - unsigned int fn; - - srcp[0] = &src; srcp[1] = &src; - /* null rowbytes pointer means use first value as a constant */ - destp[0] = dstLine; destp[1] = dstLine; - dest_rowbytes[0] = dstStride * 4; dest_rowbytes[1] = dest_rowbytes[0]; - fn = RL_COMPOSITE_FUNCTION(RL_COMPOSITE_OVER, RL_DEPTH_ARGB8888, - RL_DEPTH_A8, RL_DEPTH_ARGB8888); - - if (SCREENREC(pDst->pDrawable->pScreen)->imp->CompositePixels( - width, height, fn, srcp, NULL, - maskLine, maskStride, - destp, dest_rowbytes) == Success) - { - return; - } - } - - while (height--) - { - dst = dstLine; - dstLine += dstStride; - mask = maskLine; - maskLine += maskStride; - w = width; - - while (w--) - { - m = *mask++; - if (m == 0xff) - { - if (srca == 0xff) - *dst = src & dstMask; - else - *dst = fbOver (src, *dst) & dstMask; - } - else if (m) - { - d = fbIn (src, m); - *dst = fbOver (d, *dst) & dstMask; - } - dst++; - } - } -} - -void -SafeAlphaComposite (CARD8 op, - PicturePtr pSrc, - PicturePtr pMask, - PicturePtr pDst, - INT16 xSrc, - INT16 ySrc, - INT16 xMask, - INT16 yMask, - INT16 xDst, - INT16 yDst, - CARD16 width, - CARD16 height) -{ - RegionRec region; - int n; - BoxPtr pbox; - CompositeFunc func = 0; - Bool srcRepeat = pSrc->repeat; - Bool maskRepeat = FALSE; - Bool srcAlphaMap = pSrc->alphaMap != 0; - Bool maskAlphaMap = FALSE; - Bool dstAlphaMap = pDst->alphaMap != 0; - int x_msk, y_msk, x_src, y_src, x_dst, y_dst; - int w, h, w_this, h_this; - int dstDepth = pDst->pDrawable->depth; - int oldFormat = pDst->format; - - xDst += pDst->pDrawable->x; - yDst += pDst->pDrawable->y; - xSrc += pSrc->pDrawable->x; - ySrc += pSrc->pDrawable->y; - if (pMask) - { - xMask += pMask->pDrawable->x; - yMask += pMask->pDrawable->y; - maskRepeat = pMask->repeat; - maskAlphaMap = pMask->alphaMap != 0; - } - - - /* - * We can use the more optimized fbpict code, but it sets bits above - * the depth to zero. Temporarily adjust destination depth if needed. - */ - if (pDst->pDrawable->type == DRAWABLE_WINDOW - && pDst->pDrawable->depth == 24 - && pDst->pDrawable->bitsPerPixel == 32) - { - pDst->pDrawable->depth = 32; - } - /* For rootless preserve the alpha in x8r8g8b8 which really is - * a8r8g8b8 - */ - if (oldFormat == PICT_x8r8g8b8) - { - pDst->format = PICT_a8r8g8b8; - } - - - - if (!pSrc->transform && !(pMask && pMask->transform)) - if (!maskAlphaMap && !srcAlphaMap && !dstAlphaMap) - switch (op) { - case PictOpSrc: -#ifdef USE_MMX - if (!pMask && pSrc->format == pDst->format && - pSrc->pDrawable != pDst->pDrawable) - { - func = fbCompositeCopyAreammx; - } -#endif - break; - case PictOpOver: - if (pMask) - { - if (srcRepeat && - pSrc->pDrawable->width == 1 && - pSrc->pDrawable->height == 1) - { - srcRepeat = FALSE; - if (PICT_FORMAT_COLOR(pSrc->format)) { - switch (pMask->format) { - case PICT_a8: - switch (pDst->format) { - case PICT_r5g6b5: - case PICT_b5g6r5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8x0565mmx; - else -#endif - func = fbCompositeSolidMask_nx8x0565; - break; - case PICT_r8g8b8: - case PICT_b8g8r8: - func = fbCompositeSolidMask_nx8x0888; - break; - case PICT_a8r8g8b8: - case PICT_x8r8g8b8: - case PICT_a8b8g8r8: - case PICT_x8b8g8r8: - func = SafeAlphaCompositeSolidMask_nx8x8888; - break; - } - break; - case PICT_a8r8g8b8: - if (pMask->componentAlpha) { - switch (pDst->format) { - case PICT_a8r8g8b8: - case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8888x8888Cmmx; - else -#endif - func = fbCompositeSolidMask_nx8888x8888C; - break; - case PICT_r5g6b5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8888x0565Cmmx; - else -#endif - func = fbCompositeSolidMask_nx8888x0565C; - break; - } - } - break; - case PICT_a8b8g8r8: - if (pMask->componentAlpha) { - switch (pDst->format) { - case PICT_a8b8g8r8: - case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8888x8888Cmmx; - else -#endif - func = fbCompositeSolidMask_nx8888x8888C; - break; - case PICT_b5g6r5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8888x0565Cmmx; - else -#endif - func = fbCompositeSolidMask_nx8888x0565C; - break; - } - } - break; - case PICT_a1: - switch (pDst->format) { - case PICT_r5g6b5: - case PICT_b5g6r5: - case PICT_r8g8b8: - case PICT_b8g8r8: - case PICT_a8r8g8b8: - case PICT_x8r8g8b8: - case PICT_a8b8g8r8: - case PICT_x8b8g8r8: - func = fbCompositeSolidMask_nx1xn; - break; - } - break; - } - } - } - else /* has mask and non-repeating source */ - { - if (pSrc->pDrawable == pMask->pDrawable && - xSrc == xMask && ySrc == yMask && - !pMask->componentAlpha) - { - /* source == mask: non-premultiplied data */ - switch (pSrc->format) { - case PICT_x8b8g8r8: - switch (pMask->format) { - case PICT_a8r8g8b8: - case PICT_a8b8g8r8: - switch (pDst->format) { - case PICT_a8r8g8b8: - case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888RevNPx8888mmx; -#endif - break; - case PICT_r5g6b5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888RevNPx0565mmx; -#endif - break; - } - break; - } - break; - case PICT_x8r8g8b8: - switch (pMask->format) { - case PICT_a8r8g8b8: - case PICT_a8b8g8r8: - switch (pDst->format) { - case PICT_a8b8g8r8: - case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888RevNPx8888mmx; -#endif - break; - case PICT_r5g6b5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888RevNPx0565mmx; -#endif - break; - } - break; - } - break; - } - break; - } - else - { - /* non-repeating source, repeating mask => translucent window */ - if (maskRepeat && - pMask->pDrawable->width == 1 && - pMask->pDrawable->height == 1) - { - if (pSrc->format == PICT_x8r8g8b8 && - pDst->format == PICT_x8r8g8b8 && - pMask->format == PICT_a8) - { -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888x8x8888mmx; -#endif - } - } - } - } - } - else /* no mask */ - { - if (srcRepeat && - pSrc->pDrawable->width == 1 && - pSrc->pDrawable->height == 1) - { - /* no mask and repeating source */ - switch (pSrc->format) { - case PICT_a8r8g8b8: - switch (pDst->format) { - case PICT_a8r8g8b8: - case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - { - srcRepeat = FALSE; - func = fbCompositeSolid_nx8888mmx; - } -#endif - break; - case PICT_r5g6b5: -#ifdef USE_MMX - if (fbHaveMMX()) - { - srcRepeat = FALSE; - func = fbCompositeSolid_nx0565mmx; - } -#endif - break; - } - break; - } - } - else - { - switch (pSrc->format) { - case PICT_a8r8g8b8: - switch (pDst->format) { - case PICT_a8r8g8b8: - case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888x8888mmx; - else -#endif - func = fbCompositeSrc_8888x8888; - break; - case PICT_r8g8b8: - func = fbCompositeSrc_8888x0888; - break; - case PICT_r5g6b5: - func = fbCompositeSrc_8888x0565; - break; - } - break; - case PICT_x8r8g8b8: - switch (pDst->format) { - case PICT_a8r8g8b8: - case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeCopyAreammx; -#endif - break; - } - case PICT_x8b8g8r8: - switch (pDst->format) { - case PICT_a8b8g8r8: - case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeCopyAreammx; -#endif - break; - } - break; - case PICT_a8b8g8r8: - switch (pDst->format) { - case PICT_a8b8g8r8: - case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888x8888mmx; - else -#endif - func = fbCompositeSrc_8888x8888; - break; - case PICT_b8g8r8: - func = fbCompositeSrc_8888x0888; - break; - case PICT_b5g6r5: - func = fbCompositeSrc_8888x0565; - break; - } - break; - case PICT_r5g6b5: - switch (pDst->format) { - case PICT_r5g6b5: - func = fbCompositeSrc_0565x0565; - break; - } - break; - case PICT_b5g6r5: - switch (pDst->format) { - case PICT_b5g6r5: - func = fbCompositeSrc_0565x0565; - break; - } - break; - } - } - } - break; - case PictOpAdd: - if (pMask == 0) - { - switch (pSrc->format) { - case PICT_a8r8g8b8: - switch (pDst->format) { - case PICT_a8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrcAdd_8888x8888mmx; - else -#endif - func = fbCompositeSrcAdd_8888x8888; - break; - } - break; - case PICT_a8b8g8r8: - switch (pDst->format) { - case PICT_a8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrcAdd_8888x8888mmx; - else -#endif - func = fbCompositeSrcAdd_8888x8888; - break; - } - break; - case PICT_a8: - switch (pDst->format) { - case PICT_a8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrcAdd_8000x8000mmx; - else -#endif - func = fbCompositeSrcAdd_8000x8000; - break; - } - break; - case PICT_a1: - switch (pDst->format) { - case PICT_a1: - func = fbCompositeSrcAdd_1000x1000; - break; - } - break; - } - } - break; - } - - if (!func) { - /* no fast path, use the general code */ - fbCompositeGeneral(op, pSrc, pMask, pDst, xSrc, ySrc, xMask, yMask, xDst, yDst, width, height); - // Reset destination depth and format to their true value - pDst->pDrawable->depth = dstDepth; - pDst->format = oldFormat; - return; - } - - if (!miComputeCompositeRegion (®ion, - pSrc, - pMask, - pDst, - xSrc, - ySrc, - xMask, - yMask, - xDst, - yDst, - width, - height)) - return; - - n = REGION_NUM_RECTS (®ion); - pbox = REGION_RECTS (®ion); - while (n--) - { - h = pbox->y2 - pbox->y1; - y_src = pbox->y1 - yDst + ySrc; - y_msk = pbox->y1 - yDst + yMask; - y_dst = pbox->y1; - while (h) - { - h_this = h; - w = pbox->x2 - pbox->x1; - x_src = pbox->x1 - xDst + xSrc; - x_msk = pbox->x1 - xDst + xMask; - x_dst = pbox->x1; - if (maskRepeat) - { - y_msk = mod (y_msk, pMask->pDrawable->height); - if (h_this > pMask->pDrawable->height - y_msk) - h_this = pMask->pDrawable->height - y_msk; - } - if (srcRepeat) - { - y_src = mod (y_src, pSrc->pDrawable->height); - if (h_this > pSrc->pDrawable->height - y_src) - h_this = pSrc->pDrawable->height - y_src; - } - while (w) - { - w_this = w; - if (maskRepeat) - { - x_msk = mod (x_msk, pMask->pDrawable->width); - if (w_this > pMask->pDrawable->width - x_msk) - w_this = pMask->pDrawable->width - x_msk; - } - if (srcRepeat) - { - x_src = mod (x_src, pSrc->pDrawable->width); - if (w_this > pSrc->pDrawable->width - x_src) - w_this = pSrc->pDrawable->width - x_src; - } - (*func) (op, pSrc, pMask, pDst, - x_src, y_src, x_msk, y_msk, x_dst, y_dst, - w_this, h_this); - w -= w_this; - x_src += w_this; - x_msk += w_this; - x_dst += w_this; - } - h -= h_this; - y_src += h_this; - y_msk += h_this; - y_dst += h_this; - } - pbox++; - } - REGION_UNINIT (pDst->pDrawable->pScreen, ®ion); - - // Reset destination depth/format to its true value - pDst->pDrawable->depth = dstDepth; - pDst->format = oldFormat; -} - -#endif /* RENDER */ |