diff options
Diffstat (limited to 'fb/fbcompose.c')
| -rw-r--r-- | fb/fbcompose.c | 3687 |
1 files changed, 0 insertions, 3687 deletions
diff --git a/fb/fbcompose.c b/fb/fbcompose.c deleted file mode 100644 index 6ea948307..000000000 --- a/fb/fbcompose.c +++ /dev/null @@ -1,3687 +0,0 @@ -/* - * - * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc. - * 2005 Lars Knoll & Zack Rusin, Trolltech - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS - * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY - * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN - * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING - * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS - * SOFTWARE. - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include "fb.h" - -#ifdef RENDER - -#include <stdlib.h> -#include <string.h> -#include <math.h> -#include <assert.h> - -#include "picturestr.h" -#include "mipict.h" -#include "fbpict.h" - -#define mod(a,b) ((b) == 1 ? 0 : (a) >= 0 ? (a) % (b) : (b) - (-a) % (b)) - -#define SCANLINE_BUFFER_LENGTH 2048 - -typedef FASTCALL void (*fetchProc)(const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed); - -/* - * All of the fetch functions - */ - -static FASTCALL void -fbFetch_a8r8g8b8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - MEMCPY_WRAPPED(buffer, (const CARD32 *)bits + x, width*sizeof(CARD32)); -} - -static FASTCALL void -fbFetch_x8r8g8b8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD32 *pixel = (const CARD32 *)bits + x; - const CARD32 *end = pixel + width; - while (pixel < end) { - WRITE(buffer++, READ(pixel++) | 0xff000000); - } -} - -static FASTCALL void -fbFetch_a8b8g8r8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD32 *pixel = (CARD32 *)bits + x; - const CARD32 *end = pixel + width; - while (pixel < end) { - WRITE(buffer++, ((READ(pixel) & 0xff00ff00) | - ((READ(pixel) >> 16) & 0xff) | - ((READ(pixel) & 0xff) << 16))); - ++pixel; - } -} - -static FASTCALL void -fbFetch_x8b8g8r8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD32 *pixel = (CARD32 *)bits + x; - const CARD32 *end = pixel + width; - while (pixel < end) { - WRITE(buffer++, 0xff000000 | - ((READ(pixel) & 0x0000ff00) | - ((READ(pixel) >> 16) & 0xff) | - ((READ(pixel) & 0xff) << 16))); - ++pixel; - } -} - -static FASTCALL void -fbFetch_r8g8b8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + 3*x; - const CARD8 *end = pixel + 3*width; - while (pixel < end) { - CARD32 b = Fetch24(pixel) | 0xff000000; - pixel += 3; - WRITE(buffer++, b); - } -} - -static FASTCALL void -fbFetch_b8g8r8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + 3*x; - const CARD8 *end = pixel + 3*width; - while (pixel < end) { - CARD32 b = 0xff000000; -#if IMAGE_BYTE_ORDER == MSBFirst - b |= (READ(pixel++)); - b |= (READ(pixel++) << 8); - b |= (READ(pixel++) << 16); -#else - b |= (READ(pixel++) << 16); - b |= (READ(pixel++) << 8); - b |= (READ(pixel++)); -#endif - } -} - -static FASTCALL void -fbFetch_r5g6b5 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r = (((p) << 3) & 0xf8) | - (((p) << 5) & 0xfc00) | - (((p) << 8) & 0xf80000); - r |= (r >> 5) & 0x70007; - r |= (r >> 6) & 0x300; - WRITE(buffer++, 0xff000000 | r); - } -} - -static FASTCALL void -fbFetch_b5g6r5 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b; - - b = ((p & 0xf800) | ((p & 0xe000) >> 5)) >> 8; - g = ((p & 0x07e0) | ((p & 0x0600) >> 6)) << 5; - r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; - WRITE(buffer++, (0xff000000 | r | g | b)); - } -} - -static FASTCALL void -fbFetch_a1r5g5b5 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b, a; - - a = (CARD32) ((CARD8) (0 - ((p & 0x8000) >> 15))) << 24; - r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9; - g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; - b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2; - WRITE(buffer++, (a | r | g | b)); - } -} - -static FASTCALL void -fbFetch_x1r5g5b5 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b; - - r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9; - g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; - b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2; - WRITE(buffer++, (0xff000000 | r | g | b)); - } -} - -static FASTCALL void -fbFetch_a1b5g5r5 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b, a; - - a = (CARD32) ((CARD8) (0 - ((p & 0x8000) >> 15))) << 24; - b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7; - g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; - r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; - WRITE(buffer++, (a | r | g | b)); - } -} - -static FASTCALL void -fbFetch_x1b5g5r5 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b; - - b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7; - g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; - r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; - WRITE(buffer++, (0xff000000 | r | g | b)); - } -} - -static FASTCALL void -fbFetch_a4r4g4b4 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b, a; - - a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16; - r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12; - g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; - b = ((p & 0x000f) | ((p & 0x000f) << 4)); - WRITE(buffer++, (a | r | g | b)); - } -} - -static FASTCALL void -fbFetch_x4r4g4b4 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b; - - r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12; - g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; - b = ((p & 0x000f) | ((p & 0x000f) << 4)); - WRITE(buffer++, (0xff000000 | r | g | b)); - } -} - -static FASTCALL void -fbFetch_a4b4g4r4 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b, a; - - a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16; - b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4; - g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; - r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16; - WRITE(buffer++, (a | r | g | b)); - } -} - -static FASTCALL void -fbFetch_x4b4g4r4 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD16 *pixel = (const CARD16 *)bits + x; - const CARD16 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b; - - b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4; - g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; - r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16; - WRITE(buffer++, (0xff000000 | r | g | b)); - } -} - -static FASTCALL void -fbFetch_a8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + x; - const CARD8 *end = pixel + width; - while (pixel < end) { - WRITE(buffer++, READ(pixel++) << 24); - } -} - -static FASTCALL void -fbFetch_r3g3b2 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + x; - const CARD8 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b; - - r = ((p & 0xe0) | ((p & 0xe0) >> 3) | ((p & 0xc0) >> 6)) << 16; - g = ((p & 0x1c) | ((p & 0x18) >> 3) | ((p & 0x1c) << 3)) << 8; - b = (((p & 0x03) ) | - ((p & 0x03) << 2) | - ((p & 0x03) << 4) | - ((p & 0x03) << 6)); - WRITE(buffer++, (0xff000000 | r | g | b)); - } -} - -static FASTCALL void -fbFetch_b2g3r3 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + x; - const CARD8 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 r,g,b; - - b = (((p & 0xc0) ) | - ((p & 0xc0) >> 2) | - ((p & 0xc0) >> 4) | - ((p & 0xc0) >> 6)); - g = ((p & 0x38) | ((p & 0x38) >> 3) | ((p & 0x30) << 2)) << 8; - r = (((p & 0x07) ) | - ((p & 0x07) << 3) | - ((p & 0x06) << 6)) << 16; - WRITE(buffer++, (0xff000000 | r | g | b)); - } -} - -static FASTCALL void -fbFetch_a2r2g2b2 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + x; - const CARD8 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 a,r,g,b; - - a = ((p & 0xc0) * 0x55) << 18; - r = ((p & 0x30) * 0x55) << 12; - g = ((p & 0x0c) * 0x55) << 6; - b = ((p & 0x03) * 0x55); - WRITE(buffer++, a|r|g|b); - } -} - -static FASTCALL void -fbFetch_a2b2g2r2 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + x; - const CARD8 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - CARD32 a,r,g,b; - - a = ((p & 0xc0) * 0x55) << 18; - b = ((p & 0x30) * 0x55) >> 6; - g = ((p & 0x0c) * 0x55) << 6; - r = ((p & 0x03) * 0x55) << 16; - WRITE(buffer++, a|r|g|b); - } -} - -static FASTCALL void -fbFetch_c8 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + x; - const CARD8 *end = pixel + width; - while (pixel < end) { - CARD32 p = READ(pixel++); - WRITE(buffer++, indexed->rgba[p]); - } -} - -static FASTCALL void -fbFetch_x4a4 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - const CARD8 *pixel = (const CARD8 *)bits + x; - const CARD8 *end = pixel + width; - while (pixel < end) { - CARD8 p = READ(pixel++) & 0xf; - WRITE(buffer++, (p | (p << 4)) << 24); - } -} - -#define Fetch8(l,o) (((CARD8 *) (l))[(o) >> 2]) -#if IMAGE_BYTE_ORDER == MSBFirst -#define Fetch4(l,o) ((o) & 2 ? Fetch8(l,o) & 0xf : Fetch8(l,o) >> 4) -#else -#define Fetch4(l,o) ((o) & 2 ? Fetch8(l,o) >> 4 : Fetch8(l,o) & 0xf) -#endif - -static FASTCALL void -fbFetch_a4 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 p = Fetch4(bits, i + x); - - p |= p << 4; - WRITE(buffer++, p << 24); - } -} - -static FASTCALL void -fbFetch_r1g2b1 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 p = Fetch4(bits, i + x); - CARD32 r,g,b; - - r = ((p & 0x8) * 0xff) << 13; - g = ((p & 0x6) * 0x55) << 7; - b = ((p & 0x1) * 0xff); - WRITE(buffer++, 0xff000000|r|g|b); - } -} - -static FASTCALL void -fbFetch_b1g2r1 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 p = Fetch4(bits, i + x); - CARD32 r,g,b; - - b = ((p & 0x8) * 0xff) >> 3; - g = ((p & 0x6) * 0x55) << 7; - r = ((p & 0x1) * 0xff) << 16; - WRITE(buffer++, 0xff000000|r|g|b); - } -} - -static FASTCALL void -fbFetch_a1r1g1b1 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 p = Fetch4(bits, i + x); - CARD32 a,r,g,b; - - a = ((p & 0x8) * 0xff) << 21; - r = ((p & 0x4) * 0xff) << 14; - g = ((p & 0x2) * 0xff) << 7; - b = ((p & 0x1) * 0xff); - WRITE(buffer++, a|r|g|b); - } -} - -static FASTCALL void -fbFetch_a1b1g1r1 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 p = Fetch4(bits, i + x); - CARD32 a,r,g,b; - - a = ((p & 0x8) * 0xff) << 21; - r = ((p & 0x4) * 0xff) >> 3; - g = ((p & 0x2) * 0xff) << 7; - b = ((p & 0x1) * 0xff) << 16; - WRITE(buffer++, a|r|g|b); - } -} - -static FASTCALL void -fbFetch_c4 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 p = Fetch4(bits, i + x); - - WRITE(buffer++, indexed->rgba[p]); - } -} - - -static FASTCALL void -fbFetch_a1 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 p = ((CARD32 *)bits)[(i + x) >> 5]; - CARD32 a; -#if BITMAP_BIT_ORDER == MSBFirst - a = p >> (0x1f - ((i+x) & 0x1f)); -#else - a = p >> ((i+x) & 0x1f); -#endif - a = a & 1; - a |= a << 1; - a |= a << 2; - a |= a << 4; - WRITE(buffer++, a << 24); - } -} - -static FASTCALL void -fbFetch_g1 (const FbBits *bits, int x, int width, CARD32 *buffer, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 p = ((CARD32 *)bits)[(i+x) >> 5]; - CARD32 a; -#if BITMAP_BIT_ORDER == MSBFirst - a = p >> (0x1f - ((i+x) & 0x1f)); -#else - a = p >> ((i+x) & 0x1f); -#endif - a = a & 1; - WRITE(buffer++, indexed->rgba[a]); - } -} - -static fetchProc fetchProcForPicture (PicturePtr pict) -{ - switch(pict->format) { - case PICT_a8r8g8b8: return fbFetch_a8r8g8b8; - case PICT_x8r8g8b8: return fbFetch_x8r8g8b8; - case PICT_a8b8g8r8: return fbFetch_a8b8g8r8; - case PICT_x8b8g8r8: return fbFetch_x8b8g8r8; - - /* 24bpp formats */ - case PICT_r8g8b8: return fbFetch_r8g8b8; - case PICT_b8g8r8: return fbFetch_b8g8r8; - - /* 16bpp formats */ - case PICT_r5g6b5: return fbFetch_r5g6b5; - case PICT_b5g6r5: return fbFetch_b5g6r5; - - case PICT_a1r5g5b5: return fbFetch_a1r5g5b5; - case PICT_x1r5g5b5: return fbFetch_x1r5g5b5; - case PICT_a1b5g5r5: return fbFetch_a1b5g5r5; - case PICT_x1b5g5r5: return fbFetch_x1b5g5r5; - case PICT_a4r4g4b4: return fbFetch_a4r4g4b4; - case PICT_x4r4g4b4: return fbFetch_x4r4g4b4; - case PICT_a4b4g4r4: return fbFetch_a4b4g4r4; - case PICT_x4b4g4r4: return fbFetch_x4b4g4r4; - - /* 8bpp formats */ - case PICT_a8: return fbFetch_a8; - case PICT_r3g3b2: return fbFetch_r3g3b2; - case PICT_b2g3r3: return fbFetch_b2g3r3; - case PICT_a2r2g2b2: return fbFetch_a2r2g2b2; - case PICT_a2b2g2r2: return fbFetch_a2b2g2r2; - case PICT_c8: return fbFetch_c8; - case PICT_g8: return fbFetch_c8; - case PICT_x4a4: return fbFetch_x4a4; - - /* 4bpp formats */ - case PICT_a4: return fbFetch_a4; - case PICT_r1g2b1: return fbFetch_r1g2b1; - case PICT_b1g2r1: return fbFetch_b1g2r1; - case PICT_a1r1g1b1: return fbFetch_a1r1g1b1; - case PICT_a1b1g1r1: return fbFetch_a1b1g1r1; - case PICT_c4: return fbFetch_c4; - case PICT_g4: return fbFetch_c4; - - /* 1bpp formats */ - case PICT_a1: return fbFetch_a1; - case PICT_g1: return fbFetch_g1; - } - - return NULL; -} - -/* - * Pixel wise fetching - */ - -typedef FASTCALL CARD32 (*fetchPixelProc)(const FbBits *bits, int offset, miIndexedPtr indexed); - -static FASTCALL CARD32 -fbFetchPixel_a8r8g8b8 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - return READ((CARD32 *)bits + offset); -} - -static FASTCALL CARD32 -fbFetchPixel_x8r8g8b8 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - return READ((CARD32 *)bits + offset) | 0xff000000; -} - -static FASTCALL CARD32 -fbFetchPixel_a8b8g8r8 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD32 *)bits + offset); - - return ((pixel & 0xff000000) | - ((pixel >> 16) & 0xff) | - (pixel & 0x0000ff00) | - ((pixel & 0xff) << 16)); -} - -static FASTCALL CARD32 -fbFetchPixel_x8b8g8r8 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD32 *)bits + offset); - - return ((0xff000000) | - ((pixel >> 16) & 0xff) | - (pixel & 0x0000ff00) | - ((pixel & 0xff) << 16)); -} - -static FASTCALL CARD32 -fbFetchPixel_r8g8b8 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD8 *pixel = ((CARD8 *) bits) + (offset*3); -#if IMAGE_BYTE_ORDER == MSBFirst - return (0xff000000 | - (READ(pixel + 0) << 16) | - (READ(pixel + 1) << 8) | - (READ(pixel + 2))); -#else - return (0xff000000 | - (READ(pixel + 2) << 16) | - (READ(pixel + 1) << 8) | - (READ(pixel + 0))); -#endif -} - -static FASTCALL CARD32 -fbFetchPixel_b8g8r8 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD8 *pixel = ((CARD8 *) bits) + (offset*3); -#if IMAGE_BYTE_ORDER == MSBFirst - return (0xff000000 | - (READ(pixel + 2) << 16) | - (READ(pixel + 1) << 8) | - (READ(pixel + 0))); -#else - return (0xff000000 | - (READ(pixel + 0) << 16) | - (READ(pixel + 1) << 8) | - (READ(pixel + 2))); -#endif -} - -static FASTCALL CARD32 -fbFetchPixel_r5g6b5 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 r,g,b; - - r = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) << 8; - g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5; - b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; - return (0xff000000 | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_b5g6r5 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 r,g,b; - - b = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) >> 8; - g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5; - r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; - return (0xff000000 | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_a1r5g5b5 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 a,r,g,b; - - a = (CARD32) ((CARD8) (0 - ((pixel & 0x8000) >> 15))) << 24; - r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9; - g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; - b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; - return (a | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_x1r5g5b5 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 r,g,b; - - r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9; - g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; - b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; - return (0xff000000 | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_a1b5g5r5 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 a,r,g,b; - - a = (CARD32) ((CARD8) (0 - ((pixel & 0x8000) >> 15))) << 24; - b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7; - g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; - r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; - return (a | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_x1b5g5r5 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 r,g,b; - - b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7; - g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; - r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; - return (0xff000000 | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_a4r4g4b4 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 a,r,g,b; - - a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16; - r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12; - g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; - b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)); - return (a | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_x4r4g4b4 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 r,g,b; - - r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12; - g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; - b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)); - return (0xff000000 | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_a4b4g4r4 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 a,r,g,b; - - a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16; - b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4; - g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; - r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16; - return (a | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_x4b4g4r4 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD16 *) bits + offset); - CARD32 r,g,b; - - b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4; - g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; - r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16; - return (0xff000000 | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_a8 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD8 *) bits + offset); - - return pixel << 24; -} - -static FASTCALL CARD32 -fbFetchPixel_r3g3b2 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD8 *) bits + offset); - CARD32 r,g,b; - - r = ((pixel & 0xe0) | ((pixel & 0xe0) >> 3) | ((pixel & 0xc0) >> 6)) << 16; - g = ((pixel & 0x1c) | ((pixel & 0x18) >> 3) | ((pixel & 0x1c) << 3)) << 8; - b = (((pixel & 0x03) ) | - ((pixel & 0x03) << 2) | - ((pixel & 0x03) << 4) | - ((pixel & 0x03) << 6)); - return (0xff000000 | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_b2g3r3 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD8 *) bits + offset); - CARD32 r,g,b; - - b = (((pixel & 0xc0) ) | - ((pixel & 0xc0) >> 2) | - ((pixel & 0xc0) >> 4) | - ((pixel & 0xc0) >> 6)); - g = ((pixel & 0x38) | ((pixel & 0x38) >> 3) | ((pixel & 0x30) << 2)) << 8; - r = (((pixel & 0x07) ) | - ((pixel & 0x07) << 3) | - ((pixel & 0x06) << 6)) << 16; - return (0xff000000 | r | g | b); -} - -static FASTCALL CARD32 -fbFetchPixel_a2r2g2b2 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD8 *) bits + offset); - CARD32 a,r,g,b; - - a = ((pixel & 0xc0) * 0x55) << 18; - r = ((pixel & 0x30) * 0x55) << 12; - g = ((pixel & 0x0c) * 0x55) << 6; - b = ((pixel & 0x03) * 0x55); - return a|r|g|b; -} - -static FASTCALL CARD32 -fbFetchPixel_a2b2g2r2 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD8 *) bits + offset); - CARD32 a,r,g,b; - - a = ((pixel & 0xc0) * 0x55) << 18; - b = ((pixel & 0x30) * 0x55) >> 6; - g = ((pixel & 0x0c) * 0x55) << 6; - r = ((pixel & 0x03) * 0x55) << 16; - return a|r|g|b; -} - -static FASTCALL CARD32 -fbFetchPixel_c8 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD8 *) bits + offset); - return indexed->rgba[pixel]; -} - -static FASTCALL CARD32 -fbFetchPixel_x4a4 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = READ((CARD8 *) bits + offset); - - return ((pixel & 0xf) | ((pixel & 0xf) << 4)) << 24; -} - -#define Fetch8(l,o) (((CARD8 *) (l))[(o) >> 2]) -#if IMAGE_BYTE_ORDER == MSBFirst -#define Fetch4(l,o) ((o) & 2 ? Fetch8(l,o) & 0xf : Fetch8(l,o) >> 4) -#else -#define Fetch4(l,o) ((o) & 2 ? Fetch8(l,o) >> 4 : Fetch8(l,o) & 0xf) -#endif - -static FASTCALL CARD32 -fbFetchPixel_a4 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = Fetch4(bits, offset); - - pixel |= pixel << 4; - return pixel << 24; -} - -static FASTCALL CARD32 -fbFetchPixel_r1g2b1 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = Fetch4(bits, offset); - CARD32 r,g,b; - - r = ((pixel & 0x8) * 0xff) << 13; - g = ((pixel & 0x6) * 0x55) << 7; - b = ((pixel & 0x1) * 0xff); - return 0xff000000|r|g|b; -} - -static FASTCALL CARD32 -fbFetchPixel_b1g2r1 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = Fetch4(bits, offset); - CARD32 r,g,b; - - b = ((pixel & 0x8) * 0xff) >> 3; - g = ((pixel & 0x6) * 0x55) << 7; - r = ((pixel & 0x1) * 0xff) << 16; - return 0xff000000|r|g|b; -} - -static FASTCALL CARD32 -fbFetchPixel_a1r1g1b1 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = Fetch4(bits, offset); - CARD32 a,r,g,b; - - a = ((pixel & 0x8) * 0xff) << 21; - r = ((pixel & 0x4) * 0xff) << 14; - g = ((pixel & 0x2) * 0xff) << 7; - b = ((pixel & 0x1) * 0xff); - return a|r|g|b; -} - -static FASTCALL CARD32 -fbFetchPixel_a1b1g1r1 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = Fetch4(bits, offset); - CARD32 a,r,g,b; - - a = ((pixel & 0x8) * 0xff) << 21; - r = ((pixel & 0x4) * 0xff) >> 3; - g = ((pixel & 0x2) * 0xff) << 7; - b = ((pixel & 0x1) * 0xff) << 16; - return a|r|g|b; -} - -static FASTCALL CARD32 -fbFetchPixel_c4 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = Fetch4(bits, offset); - - return indexed->rgba[pixel]; -} - - -static FASTCALL CARD32 -fbFetchPixel_a1 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = ((CARD32 *)bits)[offset >> 5]; - CARD32 a; -#if BITMAP_BIT_ORDER == MSBFirst - a = pixel >> (0x1f - (offset & 0x1f)); -#else - a = pixel >> (offset & 0x1f); -#endif - a = a & 1; - a |= a << 1; - a |= a << 2; - a |= a << 4; - return a << 24; -} - -static FASTCALL CARD32 -fbFetchPixel_g1 (const FbBits *bits, int offset, miIndexedPtr indexed) -{ - CARD32 pixel = ((CARD32 *)bits)[offset >> 5]; - CARD32 a; -#if BITMAP_BIT_ORDER == MSBFirst - a = pixel >> (0x1f - (offset & 0x1f)); -#else - a = pixel >> (offset & 0x1f); -#endif - a = a & 1; - return indexed->rgba[a]; -} - -static fetchPixelProc fetchPixelProcForPicture (PicturePtr pict) -{ - switch(pict->format) { - case PICT_a8r8g8b8: return fbFetchPixel_a8r8g8b8; - case PICT_x8r8g8b8: return fbFetchPixel_x8r8g8b8; - case PICT_a8b8g8r8: return fbFetchPixel_a8b8g8r8; - case PICT_x8b8g8r8: return fbFetchPixel_x8b8g8r8; - - /* 24bpp formats */ - case PICT_r8g8b8: return fbFetchPixel_r8g8b8; - case PICT_b8g8r8: return fbFetchPixel_b8g8r8; - - /* 16bpp formats */ - case PICT_r5g6b5: return fbFetchPixel_r5g6b5; - case PICT_b5g6r5: return fbFetchPixel_b5g6r5; - - case PICT_a1r5g5b5: return fbFetchPixel_a1r5g5b5; - case PICT_x1r5g5b5: return fbFetchPixel_x1r5g5b5; - case PICT_a1b5g5r5: return fbFetchPixel_a1b5g5r5; - case PICT_x1b5g5r5: return fbFetchPixel_x1b5g5r5; - case PICT_a4r4g4b4: return fbFetchPixel_a4r4g4b4; - case PICT_x4r4g4b4: return fbFetchPixel_x4r4g4b4; - case PICT_a4b4g4r4: return fbFetchPixel_a4b4g4r4; - case PICT_x4b4g4r4: return fbFetchPixel_x4b4g4r4; - - /* 8bpp formats */ - case PICT_a8: return fbFetchPixel_a8; - case PICT_r3g3b2: return fbFetchPixel_r3g3b2; - case PICT_b2g3r3: return fbFetchPixel_b2g3r3; - case PICT_a2r2g2b2: return fbFetchPixel_a2r2g2b2; - case PICT_a2b2g2r2: return fbFetchPixel_a2b2g2r2; - case PICT_c8: return fbFetchPixel_c8; - case PICT_g8: return fbFetchPixel_c8; - case PICT_x4a4: return fbFetchPixel_x4a4; - - /* 4bpp formats */ - case PICT_a4: return fbFetchPixel_a4; - case PICT_r1g2b1: return fbFetchPixel_r1g2b1; - case PICT_b1g2r1: return fbFetchPixel_b1g2r1; - case PICT_a1r1g1b1: return fbFetchPixel_a1r1g1b1; - case PICT_a1b1g1r1: return fbFetchPixel_a1b1g1r1; - case PICT_c4: return fbFetchPixel_c4; - case PICT_g4: return fbFetchPixel_c4; - - /* 1bpp formats */ - case PICT_a1: return fbFetchPixel_a1; - case PICT_g1: return fbFetchPixel_g1; - } - - return NULL; -} - - - -/* - * All the store functions - */ - -typedef FASTCALL void (*storeProc) (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed); - -#define Splita(v) CARD32 a = ((v) >> 24), r = ((v) >> 16) & 0xff, g = ((v) >> 8) & 0xff, b = (v) & 0xff -#define Split(v) CARD32 r = ((v) >> 16) & 0xff, g = ((v) >> 8) & 0xff, b = (v) & 0xff - -static FASTCALL void -fbStore_a8r8g8b8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - MEMCPY_WRAPPED(((CARD32 *)bits) + x, values, width*sizeof(CARD32)); -} - -static FASTCALL void -fbStore_x8r8g8b8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD32 *pixel = (CARD32 *)bits + x; - for (i = 0; i < width; ++i) - WRITE(pixel++, READ(values + i) & 0xffffff); -} - -static FASTCALL void -fbStore_a8b8g8r8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD32 *pixel = (CARD32 *)bits + x; - for (i = 0; i < width; ++i) - WRITE(pixel++, (READ(values + i) & 0xff00ff00) | ((READ(values + i) >> 16) & 0xff) | ((READ(values + i) & 0xff) << 16)); -} - -static FASTCALL void -fbStore_x8b8g8r8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD32 *pixel = (CARD32 *)bits + x; - for (i = 0; i < width; ++i) - WRITE(pixel++, (READ(values + i) & 0x0000ff00) | ((READ(values + i) >> 16) & 0xff) | ((READ(values + i) & 0xff) << 16)); -} - -static FASTCALL void -fbStore_r8g8b8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD8 *pixel = ((CARD8 *) bits) + 3*x; - for (i = 0; i < width; ++i) { - Store24(pixel, READ(values + i)); - pixel += 3; - } -} - -static FASTCALL void -fbStore_b8g8r8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD8 *pixel = ((CARD8 *) bits) + 3*x; - for (i = 0; i < width; ++i) { - CARD32 val = READ(values + i); -#if IMAGE_BYTE_ORDER == MSBFirst - WRITE(pixel++, Blue(val)); - WRITE(pixel++, Green(val)); - WRITE(pixel++, Red(val)); -#else - WRITE(pixel++, Red(val)); - WRITE(pixel++, Green(val)); - WRITE(pixel++, Blue(val)); -#endif - } -} - -static FASTCALL void -fbStore_r5g6b5 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - CARD32 s = READ(values + i); - WRITE(pixel++, ((s >> 3) & 0x001f) | - ((s >> 5) & 0x07e0) | - ((s >> 8) & 0xf800)); - } -} - -static FASTCALL void -fbStore_b5g6r5 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Split(READ(values + i)); - WRITE(pixel++, ((b << 8) & 0xf800) | - ((g << 3) & 0x07e0) | - ((r >> 3) )); - } -} - -static FASTCALL void -fbStore_a1r5g5b5 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Splita(READ(values + i)); - WRITE(pixel++, ((a << 8) & 0x8000) | - ((r << 7) & 0x7c00) | - ((g << 2) & 0x03e0) | - ((b >> 3) )); - } -} - -static FASTCALL void -fbStore_x1r5g5b5 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Split(READ(values + i)); - WRITE(pixel++, ((r << 7) & 0x7c00) | - ((g << 2) & 0x03e0) | - ((b >> 3) )); - } -} - -static FASTCALL void -fbStore_a1b5g5r5 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Splita(READ(values + i)); - WRITE(pixel++, ((a << 8) & 0x8000) | - ((b << 7) & 0x7c00) | - ((g << 2) & 0x03e0) | - ((r >> 3) )); - } -} - -static FASTCALL void -fbStore_x1b5g5r5 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Split(READ(values + i)); - WRITE(pixel++, ((b << 7) & 0x7c00) | - ((g << 2) & 0x03e0) | - ((r >> 3) )); - } -} - -static FASTCALL void -fbStore_a4r4g4b4 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Splita(READ(values + i)); - WRITE(pixel++, ((a << 8) & 0xf000) | - ((r << 4) & 0x0f00) | - ((g ) & 0x00f0) | - ((b >> 4) )); - } -} - -static FASTCALL void -fbStore_x4r4g4b4 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Split(READ(values + i)); - WRITE(pixel++, ((r << 4) & 0x0f00) | - ((g ) & 0x00f0) | - ((b >> 4) )); - } -} - -static FASTCALL void -fbStore_a4b4g4r4 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Splita(READ(values + i)); - WRITE(pixel++, ((a << 8) & 0xf000) | - ((b << 4) & 0x0f00) | - ((g ) & 0x00f0) | - ((r >> 4) )); - } -} - -static FASTCALL void -fbStore_x4b4g4r4 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD16 *pixel = ((CARD16 *) bits) + x; - for (i = 0; i < width; ++i) { - Split(READ(values + i)); - WRITE(pixel++, ((b << 4) & 0x0f00) | - ((g ) & 0x00f0) | - ((r >> 4) )); - } -} - -static FASTCALL void -fbStore_a8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD8 *pixel = ((CARD8 *) bits) + x; - for (i = 0; i < width; ++i) { - WRITE(pixel++, READ(values + i) >> 24); - } -} - -static FASTCALL void -fbStore_r3g3b2 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD8 *pixel = ((CARD8 *) bits) + x; - for (i = 0; i < width; ++i) { - Split(READ(values + i)); - WRITE(pixel++, ((r ) & 0xe0) | - ((g >> 3) & 0x1c) | - ((b >> 6) )); - } -} - -static FASTCALL void -fbStore_b2g3r3 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD8 *pixel = ((CARD8 *) bits) + x; - for (i = 0; i < width; ++i) { - Split(READ(values + i)); - WRITE(pixel++, ((b ) & 0xe0) | - ((g >> 3) & 0x1c) | - ((r >> 6) )); - } -} - -static FASTCALL void -fbStore_a2r2g2b2 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD8 *pixel = ((CARD8 *) bits) + x; - for (i = 0; i < width; ++i) { - Splita(READ(values + i)); - WRITE(pixel++, ((a ) & 0xc0) | - ((r >> 2) & 0x30) | - ((g >> 4) & 0x0c) | - ((b >> 6) )); - } -} - -static FASTCALL void -fbStore_c8 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD8 *pixel = ((CARD8 *) bits) + x; - for (i = 0; i < width; ++i) { - WRITE(pixel++, miIndexToEnt24(indexed,READ(values + i))); - } -} - -static FASTCALL void -fbStore_x4a4 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - CARD8 *pixel = ((CARD8 *) bits) + x; - for (i = 0; i < width; ++i) { - WRITE(pixel++, READ(values + i) >> 28); - } -} - -#define Store8(l,o,v) (((CARD8 *) l)[(o) >> 3] = (v)) -#if IMAGE_BYTE_ORDER == MSBFirst -#define Store4(l,o,v) Store8(l,o,((o) & 4 ? \ - (Fetch8(l,o) & 0xf0) | (v) : \ - (Fetch8(l,o) & 0x0f) | ((v) << 4))) -#else -#define Store4(l,o,v) Store8(l,o,((o) & 4 ? \ - (Fetch8(l,o) & 0x0f) | ((v) << 4) : \ - (Fetch8(l,o) & 0xf0) | (v))) -#endif - -static FASTCALL void -fbStore_a4 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - Store4(bits, i + x, READ(values + i)>>28); - } -} - -static FASTCALL void -fbStore_r1g2b1 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 pixel; - - Split(READ(values + i)); - pixel = (((r >> 4) & 0x8) | - ((g >> 5) & 0x6) | - ((b >> 7) )); - Store4(bits, i + x, pixel); - } -} - -static FASTCALL void -fbStore_b1g2r1 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 pixel; - - Split(READ(values + i)); - pixel = (((b >> 4) & 0x8) | - ((g >> 5) & 0x6) | - ((r >> 7) )); - Store4(bits, i + x, pixel); - } -} - -static FASTCALL void -fbStore_a1r1g1b1 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 pixel; - Splita(READ(values + i)); - pixel = (((a >> 4) & 0x8) | - ((r >> 5) & 0x4) | - ((g >> 6) & 0x2) | - ((b >> 7) )); - Store4(bits, i + x, pixel); - } -} - -static FASTCALL void -fbStore_a1b1g1r1 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 pixel; - Splita(READ(values + i)); - pixel = (((a >> 4) & 0x8) | - ((b >> 5) & 0x4) | - ((g >> 6) & 0x2) | - ((r >> 7) )); - Store4(bits, i + x, pixel); - } -} - -static FASTCALL void -fbStore_c4 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 pixel; - - pixel = miIndexToEnt24(indexed, READ(values + i)); - Store4(bits, i + x, pixel); - } -} - -static FASTCALL void -fbStore_a1 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 *pixel = ((CARD32 *) bits) + ((i+x) >> 5); - CARD32 mask = FbStipMask((i+x) & 0x1f, 1); - - CARD32 v = READ(values + i) & 0x80000000 ? mask : 0; - WRITE(pixel, (READ(pixel) & ~mask) | v); - } -} - -static FASTCALL void -fbStore_g1 (FbBits *bits, const CARD32 *values, int x, int width, miIndexedPtr indexed) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 *pixel = ((CARD32 *) bits) + ((i+x) >> 5); - CARD32 mask = FbStipMask((i+x) & 0x1f, 1); - - CARD32 v = miIndexToEntY24(indexed,READ(values + i)) ? mask : 0; - WRITE(pixel, (READ(pixel) & ~mask) | v); - } -} - - -static storeProc storeProcForPicture (PicturePtr pict) -{ - switch(pict->format) { - case PICT_a8r8g8b8: return fbStore_a8r8g8b8; - case PICT_x8r8g8b8: return fbStore_x8r8g8b8; - case PICT_a8b8g8r8: return fbStore_a8b8g8r8; - case PICT_x8b8g8r8: return fbStore_x8b8g8r8; - - /* 24bpp formats */ - case PICT_r8g8b8: return fbStore_r8g8b8; - case PICT_b8g8r8: return fbStore_b8g8r8; - - /* 16bpp formats */ - case PICT_r5g6b5: return fbStore_r5g6b5; - case PICT_b5g6r5: return fbStore_b5g6r5; - - case PICT_a1r5g5b5: return fbStore_a1r5g5b5; - case PICT_x1r5g5b5: return fbStore_x1r5g5b5; - case PICT_a1b5g5r5: return fbStore_a1b5g5r5; - case PICT_x1b5g5r5: return fbStore_x1b5g5r5; - case PICT_a4r4g4b4: return fbStore_a4r4g4b4; - case PICT_x4r4g4b4: return fbStore_x4r4g4b4; - case PICT_a4b4g4r4: return fbStore_a4b4g4r4; - case PICT_x4b4g4r4: return fbStore_x4b4g4r4; - - /* 8bpp formats */ - case PICT_a8: return fbStore_a8; - case PICT_r3g3b2: return fbStore_r3g3b2; - case PICT_b2g3r3: return fbStore_b2g3r3; - case PICT_a2r2g2b2: return fbStore_a2r2g2b2; - case PICT_c8: return fbStore_c8; - case PICT_g8: return fbStore_c8; - case PICT_x4a4: return fbStore_x4a4; - - /* 4bpp formats */ - case PICT_a4: return fbStore_a4; - case PICT_r1g2b1: return fbStore_r1g2b1; - case PICT_b1g2r1: return fbStore_b1g2r1; - case PICT_a1r1g1b1: return fbStore_a1r1g1b1; - case PICT_a1b1g1r1: return fbStore_a1b1g1r1; - case PICT_c4: return fbStore_c4; - case PICT_g4: return fbStore_c4; - - /* 1bpp formats */ - case PICT_a1: return fbStore_a1; - case PICT_g1: return fbStore_g1; - default: - return NULL; - } -} - - -/* - * Combine src and mask - */ -static FASTCALL void -fbCombineMaskU (CARD32 *src, const CARD32 *mask, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 a = READ(mask + i) >> 24; - CARD32 s = READ(src + i); - FbByteMul(s, a); - WRITE(src + i, s); - } -} - -/* - * All of the composing functions - */ - -static FASTCALL void -fbCombineClear (CARD32 *dest, const CARD32 *src, int width) -{ - MEMSET_WRAPPED(dest, 0, width*sizeof(CARD32)); -} - -static FASTCALL void -fbCombineSrcU (CARD32 *dest, const CARD32 *src, int width) -{ - MEMCPY_WRAPPED(dest, src, width*sizeof(CARD32)); -} - - -static FASTCALL void -fbCombineOverU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - CARD32 ia = Alpha(~s); - - FbByteMulAdd(d, ia, s); - WRITE(dest + i, d); - } -} - -static FASTCALL void -fbCombineOverReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - CARD32 ia = Alpha(~READ(dest + i)); - FbByteMulAdd(s, ia, d); - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineInU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 a = Alpha(READ(dest + i)); - FbByteMul(s, a); - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineInReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 d = READ(dest + i); - CARD32 a = Alpha(READ(src + i)); - FbByteMul(d, a); - WRITE(dest + i, d); - } -} - -static FASTCALL void -fbCombineOutU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 a = Alpha(~READ(dest + i)); - FbByteMul(s, a); - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineOutReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 d = READ(dest + i); - CARD32 a = Alpha(~READ(src + i)); - FbByteMul(d, a); - WRITE(dest + i, d); - } -} - -static FASTCALL void -fbCombineAtopU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - CARD32 dest_a = Alpha(d); - CARD32 src_ia = Alpha(~s); - - FbByteAddMul(s, dest_a, d, src_ia); - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineAtopReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - CARD32 src_a = Alpha(s); - CARD32 dest_ia = Alpha(~d); - - FbByteAddMul(s, dest_ia, d, src_a); - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineXorU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - CARD32 src_ia = Alpha(~s); - CARD32 dest_ia = Alpha(~d); - - FbByteAddMul(s, dest_ia, d, src_ia); - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineAddU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - FbByteAdd(d, s); - WRITE(dest + i, d); - } -} - -static FASTCALL void -fbCombineSaturateU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - CARD16 sa, da; - - sa = s >> 24; - da = ~d >> 24; - if (sa > da) - { - sa = FbIntDiv(da, sa); - FbByteMul(s, sa); - } - FbByteAdd(d, s); - WRITE(dest + i, d); - } -} - -/* - * All of the disjoint composing functions - - The four entries in the first column indicate what source contributions - come from each of the four areas of the picture -- areas covered by neither - A nor B, areas covered only by A, areas covered only by B and finally - areas covered by both A and B. - - Disjoint Conjoint - Fa Fb Fa Fb -(0,0,0,0) 0 0 0 0 -(0,A,0,A) 1 0 1 0 -(0,0,B,B) 0 1 0 1 -(0,A,B,A) 1 min((1-a)/b,1) 1 max(1-a/b,0) -(0,A,B,B) min((1-b)/a,1) 1 max(1-b/a,0) 1 -(0,0,0,A) max(1-(1-b)/a,0) 0 min(1,b/a) 0 -(0,0,0,B) 0 max(1-(1-a)/b,0) 0 min(a/b,1) -(0,A,0,0) min(1,(1-b)/a) 0 max(1-b/a,0) 0 -(0,0,B,0) 0 min(1,(1-a)/b) 0 max(1-a/b,0) -(0,0,B,A) max(1-(1-b)/a,0) min(1,(1-a)/b) min(1,b/a) max(1-a/b,0) -(0,A,0,B) min(1,(1-b)/a) max(1-(1-a)/b,0) max(1-b/a,0) min(1,a/b) -(0,A,B,0) min(1,(1-b)/a) min(1,(1-a)/b) max(1-b/a,0) max(1-a/b,0) - - */ - -#define CombineAOut 1 -#define CombineAIn 2 -#define CombineBOut 4 -#define CombineBIn 8 - -#define CombineClear 0 -#define CombineA (CombineAOut|CombineAIn) -#define CombineB (CombineBOut|CombineBIn) -#define CombineAOver (CombineAOut|CombineBOut|CombineAIn) -#define CombineBOver (CombineAOut|CombineBOut|CombineBIn) -#define CombineAAtop (CombineBOut|CombineAIn) -#define CombineBAtop (CombineAOut|CombineBIn) -#define CombineXor (CombineAOut|CombineBOut) - -/* portion covered by a but not b */ -static INLINE CARD8 -fbCombineDisjointOutPart (CARD8 a, CARD8 b) -{ - /* min (1, (1-b) / a) */ - - b = ~b; /* 1 - b */ - if (b >= a) /* 1 - b >= a -> (1-b)/a >= 1 */ - return 0xff; /* 1 */ - return FbIntDiv(b,a); /* (1-b) / a */ -} - -/* portion covered by both a and b */ -static INLINE CARD8 -fbCombineDisjointInPart (CARD8 a, CARD8 b) -{ - /* max (1-(1-b)/a,0) */ - /* = - min ((1-b)/a - 1, 0) */ - /* = 1 - min (1, (1-b)/a) */ - - b = ~b; /* 1 - b */ - if (b >= a) /* 1 - b >= a -> (1-b)/a >= 1 */ - return 0; /* 1 - 1 */ - return ~FbIntDiv(b,a); /* 1 - (1-b) / a */ -} - -static FASTCALL void -fbCombineDisjointGeneralU (CARD32 *dest, const CARD32 *src, int width, CARD8 combine) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - CARD32 m,n,o,p; - CARD16 Fa, Fb, t, u, v; - CARD8 sa = s >> 24; - CARD8 da = d >> 24; - - switch (combine & CombineA) { - default: - Fa = 0; - break; - case CombineAOut: - Fa = fbCombineDisjointOutPart (sa, da); - break; - case CombineAIn: - Fa = fbCombineDisjointInPart (sa, da); - break; - case CombineA: - Fa = 0xff; - break; - } - - switch (combine & CombineB) { - default: - Fb = 0; - break; - case CombineBOut: - Fb = fbCombineDisjointOutPart (da, sa); - break; - case CombineBIn: - Fb = fbCombineDisjointInPart (da, sa); - break; - case CombineB: - Fb = 0xff; - break; - } - m = FbGen (s,d,0,Fa,Fb,t, u, v); - n = FbGen (s,d,8,Fa,Fb,t, u, v); - o = FbGen (s,d,16,Fa,Fb,t, u, v); - p = FbGen (s,d,24,Fa,Fb,t, u, v); - s = m|n|o|p; - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineDisjointOverU (CARD32 *dest, const CARD32 *src, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD16 a = s >> 24; - - if (a != 0x00) - { - if (a != 0xff) - { - CARD32 d = READ(dest + i); - a = fbCombineDisjointOutPart (d >> 24, a); - FbByteMulAdd(d, a, s); - s = d; - } - WRITE(dest + i, s); - } - } -} - -static FASTCALL void -fbCombineDisjointInU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineDisjointGeneralU (dest, src, width, CombineAIn); -} - -static FASTCALL void -fbCombineDisjointInReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineDisjointGeneralU (dest, src, width, CombineBIn); -} - -static FASTCALL void -fbCombineDisjointOutU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineDisjointGeneralU (dest, src, width, CombineAOut); -} - -static FASTCALL void -fbCombineDisjointOutReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineDisjointGeneralU (dest, src, width, CombineBOut); -} - -static FASTCALL void -fbCombineDisjointAtopU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineDisjointGeneralU (dest, src, width, CombineAAtop); -} - -static FASTCALL void -fbCombineDisjointAtopReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineDisjointGeneralU (dest, src, width, CombineBAtop); -} - -static FASTCALL void -fbCombineDisjointXorU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineDisjointGeneralU (dest, src, width, CombineXor); -} - -/* portion covered by a but not b */ -static INLINE CARD8 -fbCombineConjointOutPart (CARD8 a, CARD8 b) -{ - /* max (1-b/a,0) */ - /* = 1-min(b/a,1) */ - - /* min (1, (1-b) / a) */ - - if (b >= a) /* b >= a -> b/a >= 1 */ - return 0x00; /* 0 */ - return ~FbIntDiv(b,a); /* 1 - b/a */ -} - -/* portion covered by both a and b */ -static INLINE CARD8 -fbCombineConjointInPart (CARD8 a, CARD8 b) -{ - /* min (1,b/a) */ - - if (b >= a) /* b >= a -> b/a >= 1 */ - return 0xff; /* 1 */ - return FbIntDiv(b,a); /* b/a */ -} - -static FASTCALL void -fbCombineConjointGeneralU (CARD32 *dest, const CARD32 *src, int width, CARD8 combine) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - CARD32 m,n,o,p; - CARD16 Fa, Fb, t, u, v; - CARD8 sa = s >> 24; - CARD8 da = d >> 24; - - switch (combine & CombineA) { - default: - Fa = 0; - break; - case CombineAOut: - Fa = fbCombineConjointOutPart (sa, da); - break; - case CombineAIn: - Fa = fbCombineConjointInPart (sa, da); - break; - case CombineA: - Fa = 0xff; - break; - } - - switch (combine & CombineB) { - default: - Fb = 0; - break; - case CombineBOut: - Fb = fbCombineConjointOutPart (da, sa); - break; - case CombineBIn: - Fb = fbCombineConjointInPart (da, sa); - break; - case CombineB: - Fb = 0xff; - break; - } - m = FbGen (s,d,0,Fa,Fb,t, u, v); - n = FbGen (s,d,8,Fa,Fb,t, u, v); - o = FbGen (s,d,16,Fa,Fb,t, u, v); - p = FbGen (s,d,24,Fa,Fb,t, u, v); - s = m|n|o|p; - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineConjointOverU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineAOver); -} - - -static FASTCALL void -fbCombineConjointOverReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineBOver); -} - - -static FASTCALL void -fbCombineConjointInU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineAIn); -} - - -static FASTCALL void -fbCombineConjointInReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineBIn); -} - -static FASTCALL void -fbCombineConjointOutU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineAOut); -} - -static FASTCALL void -fbCombineConjointOutReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineBOut); -} - -static FASTCALL void -fbCombineConjointAtopU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineAAtop); -} - -static FASTCALL void -fbCombineConjointAtopReverseU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineBAtop); -} - -static FASTCALL void -fbCombineConjointXorU (CARD32 *dest, const CARD32 *src, int width) -{ - fbCombineConjointGeneralU (dest, src, width, CombineXor); -} - -static CombineFuncU fbCombineFuncU[] = { - fbCombineClear, - fbCombineSrcU, - NULL, /* CombineDst */ - fbCombineOverU, - fbCombineOverReverseU, - fbCombineInU, - fbCombineInReverseU, - fbCombineOutU, - fbCombineOutReverseU, - fbCombineAtopU, - fbCombineAtopReverseU, - fbCombineXorU, - fbCombineAddU, - fbCombineSaturateU, - NULL, - NULL, - fbCombineClear, - fbCombineSrcU, - NULL, /* CombineDst */ - fbCombineDisjointOverU, - fbCombineSaturateU, /* DisjointOverReverse */ - fbCombineDisjointInU, - fbCombineDisjointInReverseU, - fbCombineDisjointOutU, - fbCombineDisjointOutReverseU, - fbCombineDisjointAtopU, - fbCombineDisjointAtopReverseU, - fbCombineDisjointXorU, - NULL, - NULL, - NULL, - NULL, - fbCombineClear, - fbCombineSrcU, - NULL, /* CombineDst */ - fbCombineConjointOverU, - fbCombineConjointOverReverseU, - fbCombineConjointInU, - fbCombineConjointInReverseU, - fbCombineConjointOutU, - fbCombineConjointOutReverseU, - fbCombineConjointAtopU, - fbCombineConjointAtopReverseU, - fbCombineConjointXorU, -}; - -static FASTCALL void -fbCombineMaskC (CARD32 *src, CARD32 *mask, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 a = READ(mask + i); - - CARD32 x; - CARD16 xa; - - if (!a) - { - WRITE(src + i, 0); - continue; - } - - x = READ(src + i); - if (a == 0xffffffff) - { - x = x >> 24; - x |= x << 8; - x |= x << 16; - WRITE(mask + i, x); - continue; - } - - xa = x >> 24; - FbByteMulC(x, a); - WRITE(src + i, x); - FbByteMul(a, xa); - WRITE(mask + i, a); - } -} - -static FASTCALL void -fbCombineMaskValueC (CARD32 *src, const CARD32 *mask, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 a = READ(mask + i); - CARD32 x; - - if (!a) - { - WRITE(src + i, 0); - continue; - } - - if (a == 0xffffffff) - continue; - - x = READ(src + i); - FbByteMulC(x, a); - WRITE(src + i, x); - } -} - - -static FASTCALL void -fbCombineMaskAlphaC (const CARD32 *src, CARD32 *mask, int width) -{ - int i; - for (i = 0; i < width; ++i) { - CARD32 a = READ(mask + i); - CARD32 x; - - if (!a) - continue; - - x = READ(src + i) >> 24; - if (x == 0xff) - continue; - if (a == 0xffffffff) - { - x = x >> 24; - x |= x << 8; - x |= x << 16; - WRITE(mask + i, x); - continue; - } - - FbByteMul(a, x); - WRITE(mask + i, a); - } -} - -static FASTCALL void -fbCombineClearC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - memset(dest, 0, width*sizeof(CARD32)); -} - -static FASTCALL void -fbCombineSrcC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineMaskValueC(src, mask, width); - MEMCPY_WRAPPED(dest, src, width*sizeof(CARD32)); -} - -static FASTCALL void -fbCombineOverC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 a = ~READ(mask + i); - - if (a != 0xffffffff) - { - if (a) - { - CARD32 d = READ(dest + i); - FbByteMulAddC(d, a, s); - s = d; - } - WRITE(dest + i, s); - } - } -} - -static FASTCALL void -fbCombineOverReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskValueC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 d = READ(dest + i); - CARD32 a = ~d >> 24; - - if (a) - { - CARD32 s = READ(src + i); - if (a != 0xff) - { - FbByteMulAdd(s, a, d); - } - WRITE(dest + i, s); - } - } -} - -static FASTCALL void -fbCombineInC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskValueC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 d = READ(dest + i); - CARD16 a = d >> 24; - CARD32 s = 0; - if (a) - { - s = READ(src + i); - if (a != 0xff) - { - FbByteMul(s, a); - } - } - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineInReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskAlphaC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 a = READ(mask + i); - - if (a != 0xffffffff) - { - CARD32 d = 0; - if (a) - { - d = READ(dest + i); - FbByteMulC(d, a); - } - WRITE(dest + i, d); - } - } -} - -static FASTCALL void -fbCombineOutC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskValueC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 d = READ(dest + i); - CARD16 a = ~d >> 24; - CARD32 s = 0; - if (a) - { - s = READ(src + i); - if (a != 0xff) - { - FbByteMul(s, a); - } - } - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineOutReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskAlphaC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 a = ~READ(mask + i); - - if (a != 0xffffffff) - { - CARD32 d = 0; - if (a) - { - d = READ(dest + i); - FbByteMulC(d, a); - } - WRITE(dest + i, d); - } - } -} - -static FASTCALL void -fbCombineAtopC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 d = READ(dest + i); - CARD32 s = READ(src + i); - CARD32 ad = ~READ(mask + i); - CARD16 as = d >> 24; - FbByteAddMulC(d, ad, s, as); - WRITE(dest + i, d); - } -} - -static FASTCALL void -fbCombineAtopReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskC(src, mask, width); - for (i = 0; i < width; ++i) { - - CARD32 d = READ(dest + i); - CARD32 s = READ(src + i); - CARD32 ad = READ(mask + i); - CARD16 as = ~d >> 24; - FbByteAddMulC(d, ad, s, as); - WRITE(dest + i, d); - } -} - -static FASTCALL void -fbCombineXorC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 d = READ(dest + i); - CARD32 s = READ(src + i); - CARD32 ad = ~READ(mask + i); - CARD16 as = ~d >> 24; - FbByteAddMulC(d, ad, s, as); - WRITE(dest + i, d); - } -} - -static FASTCALL void -fbCombineAddC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskValueC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 s = READ(src + i); - CARD32 d = READ(dest + i); - FbByteAdd(d, s); - WRITE(dest + i, d); - } -} - -static FASTCALL void -fbCombineSaturateC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - int i; - fbCombineMaskC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 s, d; - CARD16 sa, sr, sg, sb, da; - CARD16 t, u, v; - CARD32 m,n,o,p; - - d = READ(dest + i); - s = READ(src + i); - sa = (READ(mask + i) >> 24); - sr = (READ(mask + i) >> 16) & 0xff; - sg = (READ(mask + i) >> 8) & 0xff; - sb = (READ(mask + i) ) & 0xff; - da = ~d >> 24; - - if (sb <= da) - m = FbAdd(s,d,0,t); - else - m = FbGen (s, d, 0, (da << 8) / sb, 0xff, t, u, v); - - if (sg <= da) - n = FbAdd(s,d,8,t); - else - n = FbGen (s, d, 8, (da << 8) / sg, 0xff, t, u, v); - - if (sr <= da) - o = FbAdd(s,d,16,t); - else - o = FbGen (s, d, 16, (da << 8) / sr, 0xff, t, u, v); - - if (sa <= da) - p = FbAdd(s,d,24,t); - else - p = FbGen (s, d, 24, (da << 8) / sa, 0xff, t, u, v); - - WRITE(dest + i, m|n|o|p); - } -} - -static FASTCALL void -fbCombineDisjointGeneralC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width, CARD8 combine) -{ - int i; - fbCombineMaskC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 s, d; - CARD32 m,n,o,p; - CARD32 Fa, Fb; - CARD16 t, u, v; - CARD32 sa; - CARD8 da; - - s = READ(src + i); - sa = READ(mask + i); - d = READ(dest + i); - da = d >> 24; - - switch (combine & CombineA) { - default: - Fa = 0; - break; - case CombineAOut: - m = fbCombineDisjointOutPart ((CARD8) (sa >> 0), da); - n = fbCombineDisjointOutPart ((CARD8) (sa >> 8), da) << 8; - o = fbCombineDisjointOutPart ((CARD8) (sa >> 16), da) << 16; - p = fbCombineDisjointOutPart ((CARD8) (sa >> 24), da) << 24; - Fa = m|n|o|p; - break; - case CombineAIn: - m = fbCombineDisjointInPart ((CARD8) (sa >> 0), da); - n = fbCombineDisjointInPart ((CARD8) (sa >> 8), da) << 8; - o = fbCombineDisjointInPart ((CARD8) (sa >> 16), da) << 16; - p = fbCombineDisjointInPart ((CARD8) (sa >> 24), da) << 24; - Fa = m|n|o|p; - break; - case CombineA: - Fa = 0xffffffff; - break; - } - - switch (combine & CombineB) { - default: - Fb = 0; - break; - case CombineBOut: - m = fbCombineDisjointOutPart (da, (CARD8) (sa >> 0)); - n = fbCombineDisjointOutPart (da, (CARD8) (sa >> 8)) << 8; - o = fbCombineDisjointOutPart (da, (CARD8) (sa >> 16)) << 16; - p = fbCombineDisjointOutPart (da, (CARD8) (sa >> 24)) << 24; - Fb = m|n|o|p; - break; - case CombineBIn: - m = fbCombineDisjointInPart (da, (CARD8) (sa >> 0)); - n = fbCombineDisjointInPart (da, (CARD8) (sa >> 8)) << 8; - o = fbCombineDisjointInPart (da, (CARD8) (sa >> 16)) << 16; - p = fbCombineDisjointInPart (da, (CARD8) (sa >> 24)) << 24; - Fb = m|n|o|p; - break; - case CombineB: - Fb = 0xffffffff; - break; - } - m = FbGen (s,d,0,FbGet8(Fa,0),FbGet8(Fb,0),t, u, v); - n = FbGen (s,d,8,FbGet8(Fa,8),FbGet8(Fb,8),t, u, v); - o = FbGen (s,d,16,FbGet8(Fa,16),FbGet8(Fb,16),t, u, v); - p = FbGen (s,d,24,FbGet8(Fa,24),FbGet8(Fb,24),t, u, v); - s = m|n|o|p; - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineDisjointOverC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineDisjointGeneralC (dest, src, mask, width, CombineAOver); -} - -static FASTCALL void -fbCombineDisjointInC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineDisjointGeneralC (dest, src, mask, width, CombineAIn); -} - -static FASTCALL void -fbCombineDisjointInReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineDisjointGeneralC (dest, src, mask, width, CombineBIn); -} - -static FASTCALL void -fbCombineDisjointOutC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineDisjointGeneralC (dest, src, mask, width, CombineAOut); -} - -static FASTCALL void -fbCombineDisjointOutReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineDisjointGeneralC (dest, src, mask, width, CombineBOut); -} - -static FASTCALL void -fbCombineDisjointAtopC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineDisjointGeneralC (dest, src, mask, width, CombineAAtop); -} - -static FASTCALL void -fbCombineDisjointAtopReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineDisjointGeneralC (dest, src, mask, width, CombineBAtop); -} - -static FASTCALL void -fbCombineDisjointXorC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineDisjointGeneralC (dest, src, mask, width, CombineXor); -} - -static FASTCALL void -fbCombineConjointGeneralC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width, CARD8 combine) -{ - int i; - fbCombineMaskC(src, mask, width); - for (i = 0; i < width; ++i) { - CARD32 s, d; - CARD32 m,n,o,p; - CARD32 Fa, Fb; - CARD16 t, u, v; - CARD32 sa; - CARD8 da; - - s = READ(src + i); - sa = READ(mask + i); - d = READ(dest + i); - da = d >> 24; - - switch (combine & CombineA) { - default: - Fa = 0; - break; - case CombineAOut: - m = fbCombineConjointOutPart ((CARD8) (sa >> 0), da); - n = fbCombineConjointOutPart ((CARD8) (sa >> 8), da) << 8; - o = fbCombineConjointOutPart ((CARD8) (sa >> 16), da) << 16; - p = fbCombineConjointOutPart ((CARD8) (sa >> 24), da) << 24; - Fa = m|n|o|p; - break; - case CombineAIn: - m = fbCombineConjointInPart ((CARD8) (sa >> 0), da); - n = fbCombineConjointInPart ((CARD8) (sa >> 8), da) << 8; - o = fbCombineConjointInPart ((CARD8) (sa >> 16), da) << 16; - p = fbCombineConjointInPart ((CARD8) (sa >> 24), da) << 24; - Fa = m|n|o|p; - break; - case CombineA: - Fa = 0xffffffff; - break; - } - - switch (combine & CombineB) { - default: - Fb = 0; - break; - case CombineBOut: - m = fbCombineConjointOutPart (da, (CARD8) (sa >> 0)); - n = fbCombineConjointOutPart (da, (CARD8) (sa >> 8)) << 8; - o = fbCombineConjointOutPart (da, (CARD8) (sa >> 16)) << 16; - p = fbCombineConjointOutPart (da, (CARD8) (sa >> 24)) << 24; - Fb = m|n|o|p; - break; - case CombineBIn: - m = fbCombineConjointInPart (da, (CARD8) (sa >> 0)); - n = fbCombineConjointInPart (da, (CARD8) (sa >> 8)) << 8; - o = fbCombineConjointInPart (da, (CARD8) (sa >> 16)) << 16; - p = fbCombineConjointInPart (da, (CARD8) (sa >> 24)) << 24; - Fb = m|n|o|p; - break; - case CombineB: - Fb = 0xffffffff; - break; - } - m = FbGen (s,d,0,FbGet8(Fa,0),FbGet8(Fb,0),t, u, v); - n = FbGen (s,d,8,FbGet8(Fa,8),FbGet8(Fb,8),t, u, v); - o = FbGen (s,d,16,FbGet8(Fa,16),FbGet8(Fb,16),t, u, v); - p = FbGen (s,d,24,FbGet8(Fa,24),FbGet8(Fb,24),t, u, v); - s = m|n|o|p; - WRITE(dest + i, s); - } -} - -static FASTCALL void -fbCombineConjointOverC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineAOver); -} - -static FASTCALL void -fbCombineConjointOverReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineBOver); -} - -static FASTCALL void -fbCombineConjointInC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineAIn); -} - -static FASTCALL void -fbCombineConjointInReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineBIn); -} - -static FASTCALL void -fbCombineConjointOutC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineAOut); -} - -static FASTCALL void -fbCombineConjointOutReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineBOut); -} - -static FASTCALL void -fbCombineConjointAtopC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineAAtop); -} - -static FASTCALL void -fbCombineConjointAtopReverseC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineBAtop); -} - -static FASTCALL void -fbCombineConjointXorC (CARD32 *dest, CARD32 *src, CARD32 *mask, int width) -{ - fbCombineConjointGeneralC (dest, src, mask, width, CombineXor); -} - -static CombineFuncC fbCombineFuncC[] = { - fbCombineClearC, - fbCombineSrcC, - NULL, /* Dest */ - fbCombineOverC, - fbCombineOverReverseC, - fbCombineInC, - fbCombineInReverseC, - fbCombineOutC, - fbCombineOutReverseC, - fbCombineAtopC, - fbCombineAtopReverseC, - fbCombineXorC, - fbCombineAddC, - fbCombineSaturateC, - NULL, - NULL, - fbCombineClearC, /* 0x10 */ - fbCombineSrcC, - NULL, /* Dest */ - fbCombineDisjointOverC, - fbCombineSaturateC, /* DisjointOverReverse */ - fbCombineDisjointInC, - fbCombineDisjointInReverseC, - fbCombineDisjointOutC, - fbCombineDisjointOutReverseC, - fbCombineDisjointAtopC, - fbCombineDisjointAtopReverseC, - fbCombineDisjointXorC, /* 0x1b */ - NULL, - NULL, - NULL, - NULL, - fbCombineClearC, - fbCombineSrcC, - NULL, /* Dest */ - fbCombineConjointOverC, - fbCombineConjointOverReverseC, - fbCombineConjointInC, - fbCombineConjointInReverseC, - fbCombineConjointOutC, - fbCombineConjointOutReverseC, - fbCombineConjointAtopC, - fbCombineConjointAtopReverseC, - fbCombineConjointXorC, -}; - - -FbComposeFunctions composeFunctions = { - fbCombineFuncU, - fbCombineFuncC, - fbCombineMaskU -}; - - -static void fbFetchSolid(PicturePtr pict, int x, int y, int width, CARD32 *buffer) -{ - FbBits *bits; - FbStride stride; - int bpp; - int xoff, yoff; - CARD32 color; - CARD32 *end; - fetchPixelProc fetch = fetchPixelProcForPicture(pict); - miIndexedPtr indexed = (miIndexedPtr) pict->pFormat->index.devPrivate; - - fbGetDrawable (pict->pDrawable, bits, stride, bpp, xoff, yoff); - bits += yoff*stride + (xoff*bpp >> FB_SHIFT); - - color = fetch(bits, 0, indexed); - - end = buffer + width; - while (buffer < end) - WRITE(buffer++, color); - fbFinishAccess (pict->pDrawable); -} - -static void fbFetch(PicturePtr pict, int x, int y, int width, CARD32 *buffer) -{ - FbBits *bits; - FbStride stride; - int bpp; - int xoff, yoff; - fetchProc fetch = fetchProcForPicture(pict); - miIndexedPtr indexed = (miIndexedPtr) pict->pFormat->index.devPrivate; - - fbGetDrawable (pict->pDrawable, bits, stride, bpp, xoff, yoff); - x += xoff; - y += yoff; - - bits += y*stride; - - fetch(bits, x, width, buffer, indexed); - fbFinishAccess (pict->pDrawable); -} - -#define MOD(a,b) ((a) < 0 ? ((b) - ((-(a) - 1) % (b))) - 1 : (a) % (b)) -#define DIV(a,b) ((((a) < 0) == ((b) < 0)) ? (a) / (b) :\ - ((a) - (b) + 1 - (((b) < 0) << 1)) / (b)) - - -static CARD32 gradientPixel(const SourcePictPtr pGradient, xFixed_48_16 pos, unsigned int spread) -{ - int ipos = (pos * PICT_GRADIENT_STOPTABLE_SIZE - 1) >> 16; - - /* calculate the actual offset. */ - if (ipos < 0 || ipos >= PICT_GRADIENT_STOPTABLE_SIZE) { - if (pGradient->type == SourcePictTypeConical || spread == RepeatNormal) { - ipos = ipos % PICT_GRADIENT_STOPTABLE_SIZE; - ipos = ipos < 0 ? PICT_GRADIENT_STOPTABLE_SIZE + ipos : ipos; - - } else if (spread == RepeatReflect) { - const int limit = PICT_GRADIENT_STOPTABLE_SIZE * 2 - 1; - ipos = ipos % limit; - ipos = ipos < 0 ? limit + ipos : ipos; - ipos = ipos >= PICT_GRADIENT_STOPTABLE_SIZE ? limit - ipos : ipos; - - } else if (spread == RepeatPad) { - if (ipos < 0) - ipos = 0; - else if (ipos >= PICT_GRADIENT_STOPTABLE_SIZE) - ipos = PICT_GRADIENT_STOPTABLE_SIZE-1; - } else { /* RepeatNone */ - return 0; - } - } - - assert(ipos >= 0); - assert(ipos < PICT_GRADIENT_STOPTABLE_SIZE); - - return pGradient->linear.colorTable[ipos]; -} - -static void fbFetchSourcePict(PicturePtr pict, int x, int y, int width, CARD32 *buffer) -{ - SourcePictPtr pGradient = pict->pSourcePict; - CARD32 *end = buffer + width; - - if (pGradient->type == SourcePictTypeSolidFill) { - register CARD32 color = pGradient->solidFill.color; - while (buffer < end) { - WRITE(buffer++, color); - } - } else if (pGradient->type == SourcePictTypeLinear) { - PictVector v, unit; - xFixed_32_32 l; - xFixed_48_16 dx, dy, a, b, off; - - /* reference point is the center of the pixel */ - v.vector[0] = IntToxFixed(x) + xFixed1/2; - v.vector[1] = IntToxFixed(y) + xFixed1/2; - v.vector[2] = xFixed1; - if (pict->transform) { - if (!PictureTransformPoint3d (pict->transform, &v)) - return; - unit.vector[0] = pict->transform->matrix[0][0]; - unit.vector[1] = pict->transform->matrix[1][0]; - unit.vector[2] = pict->transform->matrix[2][0]; - } else { - unit.vector[0] = xFixed1; - unit.vector[1] = 0; - unit.vector[2] = 0; - } - - dx = pGradient->linear.p2.x - pGradient->linear.p1.x; - dy = pGradient->linear.p2.y - pGradient->linear.p1.y; - l = dx*dx + dy*dy; - if (l != 0) { - a = (dx << 32) / l; - b = (dy << 32) / l; - off = (-a*pGradient->linear.p1.x - b*pGradient->linear.p1.y)>>16; - } - if (l == 0 || (unit.vector[2] == 0 && v.vector[2] == xFixed1)) { - xFixed_48_16 inc, t; - /* affine transformation only */ - if (l == 0) { - t = 0; - inc = 0; - } else { - t = ((a*v.vector[0] + b*v.vector[1]) >> 16) + off; - inc = (a * unit.vector[0] + b * unit.vector[1]) >> 16; - } - while (buffer < end) { - WRITE(buffer++, gradientPixel(pGradient, t, pict->repeatType)); - t += inc; - } - } else { - /* projective transformation */ - while (buffer < end) { - xFixed_48_16 t; - if (v.vector[2] == 0) { - t = 0; - } else { - xFixed_48_16 x, y; - x = ((xFixed_48_16)v.vector[0] << 16) / v.vector[2]; - y = ((xFixed_48_16)v.vector[1] << 16) / v.vector[2]; - t = ((a*x + b*y) >> 16) + off; - } - WRITE(buffer++, gradientPixel(pGradient, t, pict->repeatType)); - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } - } else { - /* radial or conical */ - Bool affine = TRUE; - double cx = 1.; - double cy = 0.; - double cz = 0.; - double rx = x; - double ry = y; - double rz = 1.; - - if (pict->transform) { - PictVector v; - /* reference point is the center of the pixel */ - v.vector[0] = IntToxFixed(x) + xFixed1/2; - v.vector[1] = IntToxFixed(y) + xFixed1/2; - v.vector[2] = xFixed1; - if (!PictureTransformPoint3d (pict->transform, &v)) - return; - - cx = pict->transform->matrix[0][0]/65536.; - cy = pict->transform->matrix[1][0]/65536.; - cz = pict->transform->matrix[2][0]/65536.; - rx = v.vector[0]/65536.; - ry = v.vector[1]/65536.; - rz = v.vector[2]/65536.; - affine = pict->transform->matrix[2][0] == 0 && v.vector[2] == xFixed1; - } - - if (pGradient->type == SourcePictTypeRadial) { - if (affine) { - rx -= pGradient->radial.fx; - ry -= pGradient->radial.fy; - - while (buffer < end) { - double b = 2*(rx*pGradient->radial.dx + ry*pGradient->radial.dy); - double c = -(rx*rx + ry*ry); - double det = (b * b) - (4 * pGradient->radial.a * c); - double s = (-b + sqrt(det))/(2. * pGradient->radial.a); - WRITE(buffer, gradientPixel(pGradient, - (xFixed_48_16)((s*pGradient->radial.m + pGradient->radial.b)*65536), - pict->repeatType)); - ++buffer; - rx += cx; - ry += cy; - } - } else { - while (buffer < end) { - double x, y; - double b, c, det, s; - if (rz != 0) { - x = rx/rz; - y = ry/rz; - } else { - x = y = 0.; - } - x -= pGradient->radial.fx; - y -= pGradient->radial.fy; - b = 2*(x*pGradient->radial.dx + y*pGradient->radial.dy); - c = -(x*x + y*y); - det = (b * b) - (4 * pGradient->radial.a * c); - s = (-b + sqrt(det))/(2. * pGradient->radial.a); - WRITE(buffer, gradientPixel(pGradient, - (xFixed_48_16)((s*pGradient->radial.m + pGradient->radial.b)*65536), - pict->repeatType)); - ++buffer; - rx += cx; - ry += cy; - rz += cz; - } - } - } else /* SourcePictTypeConical */ { - double a = pGradient->conical.angle/(180.*65536); - if (affine) { - rx -= pGradient->conical.center.x/65536.; - ry -= pGradient->conical.center.y/65536.; - - while (buffer < end) { - double angle = atan2(ry, rx) + a; - WRITE(buffer, gradientPixel(pGradient, (xFixed_48_16) (angle * (65536. / (2*M_PI))), - pict->repeatType)); - ++buffer; - rx += cx; - ry += cy; - } - } else { - - while (buffer < end) { - double x, y, angle; - if (rz != 0) { - x = rx/rz; - y = ry/rz; - } else { - x = y = 0.; - } - x -= pGradient->conical.center.x/65536.; - y -= pGradient->conical.center.y/65536.; - angle = atan2(y, x) + a; - WRITE(buffer, gradientPixel(pGradient, (xFixed_48_16) (angle * (65536. / (2*M_PI))), - pict->repeatType)); - ++buffer; - rx += cx; - ry += cy; - rz += cz; - } - } - } - } -} - - - -static void fbFetchTransformed(PicturePtr pict, int x, int y, int width, CARD32 *buffer) -{ - FbBits *bits; - FbStride stride; - int bpp; - int xoff, yoff, dx, dy; - fetchPixelProc fetch; - PictVector v; - PictVector unit; - int i; - BoxRec box; - miIndexedPtr indexed = (miIndexedPtr) pict->pFormat->index.devPrivate; - Bool affine = TRUE; - - fetch = fetchPixelProcForPicture(pict); - - fbGetDrawable(pict->pDrawable, bits, stride, bpp, xoff, yoff); - x += xoff; - y += yoff; - - dx = pict->pDrawable->x; - dy = pict->pDrawable->y; - - /* reference point is the center of the pixel */ - v.vector[0] = IntToxFixed(x - dx) + xFixed1 / 2; - v.vector[1] = IntToxFixed(y - dy) + xFixed1 / 2; - v.vector[2] = xFixed1; - - /* when using convolution filters one might get here without a transform */ - if (pict->transform) { - if (!PictureTransformPoint3d (pict->transform, &v)) { - fbFinishAccess (pict->pDrawable); - return; - } - unit.vector[0] = pict->transform->matrix[0][0]; - unit.vector[1] = pict->transform->matrix[1][0]; - unit.vector[2] = pict->transform->matrix[2][0]; - affine = v.vector[2] == xFixed1 && unit.vector[2] == 0; - } else { - unit.vector[0] = xFixed1; - unit.vector[1] = 0; - unit.vector[2] = 0; - } - - if (pict->filter == PictFilterNearest) - { - if (pict->repeatType == RepeatNormal) { - if (REGION_NUM_RECTS(pict->pCompositeClip) == 1) { - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - if (!affine) { - y = MOD(DIV(v.vector[1],v.vector[2]), pict->pDrawable->height); - x = MOD(DIV(v.vector[0],v.vector[2]), pict->pDrawable->width); - } else { - y = MOD(v.vector[1]>>16, pict->pDrawable->height); - x = MOD(v.vector[0]>>16, pict->pDrawable->width); - } - WRITE(buffer + i, fetch(bits + (y + dy)*stride, x + dx, indexed)); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } else { - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - if (!affine) { - y = MOD(DIV(v.vector[1],v.vector[2]), pict->pDrawable->height); - x = MOD(DIV(v.vector[0],v.vector[2]), pict->pDrawable->width); - } else { - y = MOD(v.vector[1]>>16, pict->pDrawable->height); - x = MOD(v.vector[0]>>16, pict->pDrawable->width); - } - if (POINT_IN_REGION (0, pict->pCompositeClip, x + dx, y + dy, &box)) - WRITE(buffer + i, fetch(bits + (y + dy)*stride, x + dx, indexed)); - else - WRITE(buffer + i, 0); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } - } else { - if (REGION_NUM_RECTS(pict->pCompositeClip) == 1) { - box = pict->pCompositeClip->extents; - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - if (!affine) { - y = DIV(v.vector[1],v.vector[2]); - x = DIV(v.vector[0],v.vector[2]); - } else { - y = v.vector[1]>>16; - x = v.vector[0]>>16; - } - WRITE(buffer + i, ((x < box.x1-dx) | (x >= box.x2-dx) | (y < box.y1-dy) | (y >= box.y2-dy)) ? - 0 : fetch(bits + (y + dy)*stride, x + dx, indexed)); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } else { - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - if (!affine) { - y = DIV(v.vector[1],v.vector[2]); - x = DIV(v.vector[0],v.vector[2]); - } else { - y = v.vector[1]>>16; - x = v.vector[0]>>16; - } - if (POINT_IN_REGION (0, pict->pCompositeClip, x + dx, y + dy, &box)) - WRITE(buffer + i, fetch(bits + (y + dy)*stride, x + dx, indexed)); - else - WRITE(buffer + i, 0); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } - } - } else if (pict->filter == PictFilterBilinear) { - /* adjust vector for maximum contribution at 0.5, 0.5 of each texel. */ - v.vector[0] -= v.vector[2] / 2; - v.vector[1] -= v.vector[2] / 2; - unit.vector[0] -= unit.vector[2] / 2; - unit.vector[1] -= unit.vector[2] / 2; - - if (pict->repeatType == RepeatNormal) { - if (REGION_NUM_RECTS(pict->pCompositeClip) == 1) { - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - int x1, x2, y1, y2, distx, idistx, disty, idisty; - FbBits *b; - CARD32 tl, tr, bl, br, r; - CARD32 ft, fb; - - if (!affine) { - xFixed_48_16 div; - div = ((xFixed_48_16)v.vector[0] << 16)/v.vector[2]; - x1 = div >> 16; - distx = ((xFixed)div >> 8) & 0xff; - div = ((xFixed_48_16)v.vector[1] << 16)/v.vector[2]; - y1 = div >> 16; - disty = ((xFixed)div >> 8) & 0xff; - } else { - x1 = v.vector[0] >> 16; - distx = (v.vector[0] >> 8) & 0xff; - y1 = v.vector[1] >> 16; - disty = (v.vector[1] >> 8) & 0xff; - } - x2 = x1 + 1; - y2 = y1 + 1; - - idistx = 256 - distx; - idisty = 256 - disty; - - x1 = MOD (x1, pict->pDrawable->width); - x2 = MOD (x2, pict->pDrawable->width); - y1 = MOD (y1, pict->pDrawable->height); - y2 = MOD (y2, pict->pDrawable->height); - - b = bits + (y1 + dy)*stride; - - tl = fetch(b, x1 + dx, indexed); - tr = fetch(b, x2 + dx, indexed); - b = bits + (y2 + dy)*stride; - bl = fetch(b, x1 + dx, indexed); - br = fetch(b, x2 + dx, indexed); - - ft = FbGet8(tl,0) * idistx + FbGet8(tr,0) * distx; - fb = FbGet8(bl,0) * idistx + FbGet8(br,0) * distx; - r = (((ft * idisty + fb * disty) >> 16) & 0xff); - ft = FbGet8(tl,8) * idistx + FbGet8(tr,8) * distx; - fb = FbGet8(bl,8) * idistx + FbGet8(br,8) * distx; - r |= (((ft * idisty + fb * disty) >> 8) & 0xff00); - ft = FbGet8(tl,16) * idistx + FbGet8(tr,16) * distx; - fb = FbGet8(bl,16) * idistx + FbGet8(br,16) * distx; - r |= (((ft * idisty + fb * disty)) & 0xff0000); - ft = FbGet8(tl,24) * idistx + FbGet8(tr,24) * distx; - fb = FbGet8(bl,24) * idistx + FbGet8(br,24) * distx; - r |= (((ft * idisty + fb * disty) << 8) & 0xff000000); - WRITE(buffer + i, r); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } else { - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - int x1, x2, y1, y2, distx, idistx, disty, idisty; - FbBits *b; - CARD32 tl, tr, bl, br, r; - CARD32 ft, fb; - - if (!affine) { - xFixed_48_16 div; - div = ((xFixed_48_16)v.vector[0] << 16)/v.vector[2]; - x1 = div >> 16; - distx = ((xFixed)div >> 8) & 0xff; - div = ((xFixed_48_16)v.vector[1] << 16)/v.vector[2]; - y1 = div >> 16; - disty = ((xFixed)div >> 8) & 0xff; - } else { - x1 = v.vector[0] >> 16; - distx = (v.vector[0] >> 8) & 0xff; - y1 = v.vector[1] >> 16; - disty = (v.vector[1] >> 8) & 0xff; - } - x2 = x1 + 1; - y2 = y1 + 1; - - idistx = 256 - distx; - idisty = 256 - disty; - - x1 = MOD (x1, pict->pDrawable->width); - x2 = MOD (x2, pict->pDrawable->width); - y1 = MOD (y1, pict->pDrawable->height); - y2 = MOD (y2, pict->pDrawable->height); - - b = bits + (y1 + dy)*stride; - - tl = POINT_IN_REGION(0, pict->pCompositeClip, x1 + dx, y1 + dy, &box) - ? fetch(b, x1 + dx, indexed) : 0; - tr = POINT_IN_REGION(0, pict->pCompositeClip, x2 + dx, y1 + dy, &box) - ? fetch(b, x2 + dx, indexed) : 0; - b = bits + (y2 + dy)*stride; - bl = POINT_IN_REGION(0, pict->pCompositeClip, x1 + dx, y2 + dy, &box) - ? fetch(b, x1 + dx, indexed) : 0; - br = POINT_IN_REGION(0, pict->pCompositeClip, x2 + dx, y2 + dy, &box) - ? fetch(b, x2 + dx, indexed) : 0; - - ft = FbGet8(tl,0) * idistx + FbGet8(tr,0) * distx; - fb = FbGet8(bl,0) * idistx + FbGet8(br,0) * distx; - r = (((ft * idisty + fb * disty) >> 16) & 0xff); - ft = FbGet8(tl,8) * idistx + FbGet8(tr,8) * distx; - fb = FbGet8(bl,8) * idistx + FbGet8(br,8) * distx; - r |= (((ft * idisty + fb * disty) >> 8) & 0xff00); - ft = FbGet8(tl,16) * idistx + FbGet8(tr,16) * distx; - fb = FbGet8(bl,16) * idistx + FbGet8(br,16) * distx; - r |= (((ft * idisty + fb * disty)) & 0xff0000); - ft = FbGet8(tl,24) * idistx + FbGet8(tr,24) * distx; - fb = FbGet8(bl,24) * idistx + FbGet8(br,24) * distx; - r |= (((ft * idisty + fb * disty) << 8) & 0xff000000); - WRITE(buffer + i, r); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } - } else { - if (REGION_NUM_RECTS(pict->pCompositeClip) == 1) { - box = pict->pCompositeClip->extents; - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - int x1, x2, y1, y2, distx, idistx, disty, idisty, x_off; - FbBits *b; - CARD32 tl, tr, bl, br, r; - Bool x1_out, x2_out, y1_out, y2_out; - CARD32 ft, fb; - - if (!affine) { - xFixed_48_16 div; - div = ((xFixed_48_16)v.vector[0] << 16)/v.vector[2]; - x1 = div >> 16; - distx = ((xFixed)div >> 8) & 0xff; - div = ((xFixed_48_16)v.vector[1] << 16)/v.vector[2]; - y1 = div >> 16; - disty = ((xFixed)div >> 8) & 0xff; - } else { - x1 = v.vector[0] >> 16; - distx = (v.vector[0] >> 8) & 0xff; - y1 = v.vector[1] >> 16; - disty = (v.vector[1] >> 8) & 0xff; - } - x2 = x1 + 1; - y2 = y1 + 1; - - idistx = 256 - distx; - idisty = 256 - disty; - - b = bits + (y1 + dy)*stride; - x_off = x1 + dx; - - x1_out = (x1 < box.x1-dx) | (x1 >= box.x2-dx); - x2_out = (x2 < box.x1-dx) | (x2 >= box.x2-dx); - y1_out = (y1 < box.y1-dy) | (y1 >= box.y2-dy); - y2_out = (y2 < box.y1-dy) | (y2 >= box.y2-dy); - - tl = x1_out|y1_out ? 0 : fetch(b, x_off, indexed); - tr = x2_out|y1_out ? 0 : fetch(b, x_off + 1, indexed); - b += stride; - bl = x1_out|y2_out ? 0 : fetch(b, x_off, indexed); - br = x2_out|y2_out ? 0 : fetch(b, x_off + 1, indexed); - - ft = FbGet8(tl,0) * idistx + FbGet8(tr,0) * distx; - fb = FbGet8(bl,0) * idistx + FbGet8(br,0) * distx; - r = (((ft * idisty + fb * disty) >> 16) & 0xff); - ft = FbGet8(tl,8) * idistx + FbGet8(tr,8) * distx; - fb = FbGet8(bl,8) * idistx + FbGet8(br,8) * distx; - r |= (((ft * idisty + fb * disty) >> 8) & 0xff00); - ft = FbGet8(tl,16) * idistx + FbGet8(tr,16) * distx; - fb = FbGet8(bl,16) * idistx + FbGet8(br,16) * distx; - r |= (((ft * idisty + fb * disty)) & 0xff0000); - ft = FbGet8(tl,24) * idistx + FbGet8(tr,24) * distx; - fb = FbGet8(bl,24) * idistx + FbGet8(br,24) * distx; - r |= (((ft * idisty + fb * disty) << 8) & 0xff000000); - WRITE(buffer + i, r); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } else { - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - int x1, x2, y1, y2, distx, idistx, disty, idisty, x_off; - FbBits *b; - CARD32 tl, tr, bl, br, r; - CARD32 ft, fb; - - if (!affine) { - xFixed_48_16 div; - div = ((xFixed_48_16)v.vector[0] << 16)/v.vector[2]; - x1 = div >> 16; - distx = ((xFixed)div >> 8) & 0xff; - div = ((xFixed_48_16)v.vector[1] << 16)/v.vector[2]; - y1 = div >> 16; - disty = ((xFixed)div >> 8) & 0xff; - } else { - x1 = v.vector[0] >> 16; - distx = (v.vector[0] >> 8) & 0xff; - y1 = v.vector[1] >> 16; - disty = (v.vector[1] >> 8) & 0xff; - } - x2 = x1 + 1; - y2 = y1 + 1; - - idistx = 256 - distx; - idisty = 256 - disty; - - b = bits + (y1 + dy)*stride; - x_off = x1 + dx; - - tl = POINT_IN_REGION(0, pict->pCompositeClip, x1 + dx, y1 + dy, &box) - ? fetch(b, x_off, indexed) : 0; - tr = POINT_IN_REGION(0, pict->pCompositeClip, x2 + dx, y1 + dy, &box) - ? fetch(b, x_off + 1, indexed) : 0; - b += stride; - bl = POINT_IN_REGION(0, pict->pCompositeClip, x1 + dx, y2 + dy, &box) - ? fetch(b, x_off, indexed) : 0; - br = POINT_IN_REGION(0, pict->pCompositeClip, x2 + dx, y2 + dy, &box) - ? fetch(b, x_off + 1, indexed) : 0; - - ft = FbGet8(tl,0) * idistx + FbGet8(tr,0) * distx; - fb = FbGet8(bl,0) * idistx + FbGet8(br,0) * distx; - r = (((ft * idisty + fb * disty) >> 16) & 0xff); - ft = FbGet8(tl,8) * idistx + FbGet8(tr,8) * distx; - fb = FbGet8(bl,8) * idistx + FbGet8(br,8) * distx; - r |= (((ft * idisty + fb * disty) >> 8) & 0xff00); - ft = FbGet8(tl,16) * idistx + FbGet8(tr,16) * distx; - fb = FbGet8(bl,16) * idistx + FbGet8(br,16) * distx; - r |= (((ft * idisty + fb * disty)) & 0xff0000); - ft = FbGet8(tl,24) * idistx + FbGet8(tr,24) * distx; - fb = FbGet8(bl,24) * idistx + FbGet8(br,24) * distx; - r |= (((ft * idisty + fb * disty) << 8) & 0xff000000); - WRITE(buffer + i, r); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } - } - } else if (pict->filter == PictFilterConvolution) { - xFixed *params = pict->filter_params; - INT32 cwidth = xFixedToInt(params[0]); - INT32 cheight = xFixedToInt(params[1]); - int xoff = (params[0] - xFixed1) >> 1; - int yoff = (params[1] - xFixed1) >> 1; - params += 2; - for (i = 0; i < width; ++i) { - if (!v.vector[2]) { - WRITE(buffer + i, 0); - } else { - int x1, x2, y1, y2, x, y; - INT32 srtot, sgtot, sbtot, satot; - xFixed *p = params; - - if (!affine) { - xFixed_48_16 tmp; - tmp = ((xFixed_48_16)v.vector[0] << 16)/v.vector[2] - xoff; - x1 = xFixedToInt(tmp); - tmp = ((xFixed_48_16)v.vector[1] << 16)/v.vector[2] - yoff; - y1 = xFixedToInt(tmp); - } else { - x1 = xFixedToInt(v.vector[0] - xoff); - y1 = xFixedToInt(v.vector[1] - yoff); - } - x2 = x1 + cwidth; - y2 = y1 + cheight; - - srtot = sgtot = sbtot = satot = 0; - - for (y = y1; y < y2; y++) { - int ty = (pict->repeatType == RepeatNormal) ? MOD (y, pict->pDrawable->height) : y; - for (x = x1; x < x2; x++) { - if (*p) { - int tx = (pict->repeatType == RepeatNormal) ? MOD (x, pict->pDrawable->width) : x; - if (POINT_IN_REGION (0, pict->pCompositeClip, tx + dx, ty + dy, &box)) { - FbBits *b = bits + (ty + dy)*stride; - CARD32 c = fetch(b, tx + dx, indexed); - - srtot += Red(c) * *p; - sgtot += Green(c) * *p; - sbtot += Blue(c) * *p; - satot += Alpha(c) * *p; - } - } - p++; - } - } - - satot >>= 16; - srtot >>= 16; - sgtot >>= 16; - sbtot >>= 16; - - if (satot < 0) satot = 0; else if (satot > 0xff) satot = 0xff; - if (srtot < 0) srtot = 0; else if (srtot > 0xff) srtot = 0xff; - if (sgtot < 0) sgtot = 0; else if (sgtot > 0xff) sgtot = 0xff; - if (sbtot < 0) sbtot = 0; else if (sbtot > 0xff) sbtot = 0xff; - - WRITE(buffer + i, ((satot << 24) | - (srtot << 16) | - (sgtot << 8) | - (sbtot ))); - } - v.vector[0] += unit.vector[0]; - v.vector[1] += unit.vector[1]; - v.vector[2] += unit.vector[2]; - } - } - - fbFinishAccess (pict->pDrawable); -} - - -static void fbFetchExternalAlpha(PicturePtr pict, int x, int y, int width, CARD32 *buffer) -{ - int i; - CARD32 _alpha_buffer[SCANLINE_BUFFER_LENGTH]; - CARD32 *alpha_buffer = _alpha_buffer; - - if (!pict->alphaMap) { - fbFetchTransformed(pict, x, y, width, buffer); - return; - } - if (width > SCANLINE_BUFFER_LENGTH) - alpha_buffer = (CARD32 *) malloc(width*sizeof(CARD32)); - - fbFetchTransformed(pict, x, y, width, buffer); - fbFetchTransformed(pict->alphaMap, x - pict->alphaOrigin.x, y - pict->alphaOrigin.y, width, alpha_buffer); - for (i = 0; i < width; ++i) { - int a = alpha_buffer[i]>>24; - WRITE(buffer + i, (a << 24) - | (div_255(Red(READ(buffer + i)) * a) << 16) - | (div_255(Green(READ(buffer + i)) * a) << 8) - | (div_255(Blue(READ(buffer + i)) * a))); - } - - if (alpha_buffer != _alpha_buffer) - free(alpha_buffer); -} - -static void fbStore(PicturePtr pict, int x, int y, int width, CARD32 *buffer) -{ - FbBits *bits; - FbStride stride; - int bpp; - int xoff, yoff; - storeProc store = storeProcForPicture(pict); - miIndexedPtr indexed = (miIndexedPtr) pict->pFormat->index.devPrivate; - - fbGetDrawable (pict->pDrawable, bits, stride, bpp, xoff, yoff); - x += xoff; - y += yoff; - - bits += y*stride; - store(bits, buffer, x, width, indexed); - fbFinishAccess (pict->pDrawable); -} - -static void fbStoreExternalAlpha(PicturePtr pict, int x, int y, int width, CARD32 *buffer) -{ - FbBits *bits, *alpha_bits; - FbStride stride, astride; - int bpp, abpp; - int xoff, yoff; - int ax, ay; - storeProc store; - storeProc astore; - miIndexedPtr indexed = (miIndexedPtr) pict->pFormat->index.devPrivate; - miIndexedPtr aindexed; - - if (!pict->alphaMap) { - fbStore(pict, x, y, width, buffer); - return; - } - - store = storeProcForPicture(pict); - astore = storeProcForPicture(pict->alphaMap); - aindexed = (miIndexedPtr) pict->alphaMap->pFormat->index.devPrivate; - - ax = x; - ay = y; - - fbGetDrawable (pict->pDrawable, bits, stride, bpp, xoff, yoff); - x += xoff; - y += yoff; - fbGetDrawable (pict->alphaMap->pDrawable, alpha_bits, astride, abpp, xoff, yoff); - ax += xoff; - ay += yoff; - - bits += y*stride; - alpha_bits += (ay - pict->alphaOrigin.y)*astride; - - - store(bits, buffer, x, width, indexed); - astore(alpha_bits, buffer, ax - pict->alphaOrigin.x, width, aindexed); - - fbFinishAccess (pict->alphaMap->pDrawable); - fbFinishAccess (pict->pDrawable); -} - -typedef void (*scanStoreProc)(PicturePtr , int , int , int , CARD32 *); -typedef void (*scanFetchProc)(PicturePtr , int , int , int , CARD32 *); - -static void -fbCompositeRect (const FbComposeData *data, CARD32 *scanline_buffer) -{ - CARD32 *src_buffer = scanline_buffer; - CARD32 *dest_buffer = src_buffer + data->width; - int i; - scanStoreProc store; - scanFetchProc fetchSrc = NULL, fetchMask = NULL, fetchDest = NULL; - - if (data->op == PictOpClear) - fetchSrc = NULL; - else if (!data->src->pDrawable) { - if (data->src->pSourcePict) - fetchSrc = fbFetchSourcePict; - } else if (data->src->alphaMap) - fetchSrc = fbFetchExternalAlpha; - else if (data->src->repeatType == RepeatNormal && - data->src->pDrawable->width == 1 && data->src->pDrawable->height == 1) - fetchSrc = fbFetchSolid; - else if (!data->src->transform && data->src->filter != PictFilterConvolution) - fetchSrc = fbFetch; - else - fetchSrc = fbFetchTransformed; - - if (data->mask && data->op != PictOpClear) { - if (!data->mask->pDrawable) { - if (data->mask->pSourcePict) - fetchMask = fbFetchSourcePict; - } else if (data->mask->alphaMap) - fetchMask = fbFetchExternalAlpha; - else if (data->mask->repeatType == RepeatNormal - && data->mask->pDrawable->width == 1 && data->mask->pDrawable->height == 1) - fetchMask = fbFetchSolid; - else if (!data->mask->transform && data->mask->filter != PictFilterConvolution) - fetchMask = fbFetch; - else - fetchMask = fbFetchTransformed; - } else { - fetchMask = NULL; - } - - if (data->dest->alphaMap) { - fetchDest = fbFetchExternalAlpha; - store = fbStoreExternalAlpha; - } else { - fetchDest = fbFetch; - store = fbStore; - } - if (data->op == PictOpClear || data->op == PictOpSrc) - fetchDest = NULL; - - if (fetchSrc && fetchMask && data->mask && data->mask->componentAlpha && PICT_FORMAT_RGB(data->mask->format)) { - CARD32 *mask_buffer = dest_buffer + data->width; - CombineFuncC compose = composeFunctions.combineC[data->op]; - if (!compose) - return; - - for (i = 0; i < data->height; ++i) - { - /* fill first half of scanline with source */ - fetchSrc(data->src, data->xSrc, data->ySrc + i, data->width, src_buffer); - fetchMask(data->mask, data->xMask, data->yMask + i, data->width, mask_buffer); - - /* fill dest into second half of scanline */ - if (fetchDest) - fetchDest(data->dest, data->xDest, data->yDest + i, data->width, dest_buffer); - - /* blend */ - compose(dest_buffer, src_buffer, mask_buffer, data->width); - - /* write back */ - store(data->dest, data->xDest, data->yDest + i, data->width, dest_buffer); - } - } else { - - CombineFuncU compose = composeFunctions.combineU[data->op]; - if (!compose) - return; - - if (fetchSrc == fbFetchSolid && (!fetchMask || fetchMask == fbFetchSolid)) { - fetchSrc(data->src, data->xSrc, data->ySrc, data->width, src_buffer); - if (fetchMask) { - fetchMask(data->mask, data->xMask, data->yMask, data->width, dest_buffer); - composeFunctions.combineMaskU(src_buffer, dest_buffer, data->width); - } - fetchSrc = NULL; - fetchMask = NULL; - } - - for (i = 0; i < data->height; ++i) - { - /* fill first half of scanline with source */ - if (fetchSrc) { - fetchSrc(data->src, data->xSrc, data->ySrc + i, data->width, src_buffer); - - /* add in mask */ - if (fetchMask) { - fetchMask(data->mask, data->xMask, data->yMask + i, data->width, dest_buffer); - composeFunctions.combineMaskU(src_buffer, dest_buffer, data->width); - } - } - - /* fill dest into second half of scanline */ - if (fetchDest) - fetchDest(data->dest, data->xDest, data->yDest + i, data->width, dest_buffer); - - /* blend */ - compose(dest_buffer, src_buffer, data->width); - - /* write back */ - store(data->dest, data->xDest, data->yDest + i, data->width, dest_buffer); - } - } -} - -void -fbCompositeGeneral (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; - Bool srcRepeat = FALSE; - Bool maskRepeat = FALSE; - int w, h; - CARD32 _scanline_buffer[SCANLINE_BUFFER_LENGTH*3]; - CARD32 *scanline_buffer = _scanline_buffer; - FbComposeData compose_data; - - if (pSrc->pDrawable) - srcRepeat = pSrc->repeatType == RepeatNormal && !pSrc->transform - && (pSrc->pDrawable->width != 1 || pSrc->pDrawable->height != 1); - - if (pMask && pMask->pDrawable) - maskRepeat = pMask->repeatType == RepeatNormal && !pMask->transform - && (pMask->pDrawable->width != 1 || pMask->pDrawable->height != 1); - - if (op == PictOpOver && !pMask && !pSrc->transform && !PICT_FORMAT_A(pSrc->format) && !pSrc->alphaMap) - op = PictOpSrc; - - if (!miComputeCompositeRegion (®ion, - pSrc, - pMask, - pDst, - xSrc, - ySrc, - xMask, - yMask, - xDst, - yDst, - width, - height)) - return; - - compose_data.op = op; - compose_data.src = pSrc; - compose_data.mask = pMask; - compose_data.dest = pDst; - if (width > SCANLINE_BUFFER_LENGTH) - scanline_buffer = (CARD32 *) malloc(width * 3 * sizeof(CARD32)); - - n = REGION_NUM_RECTS (®ion); - pbox = REGION_RECTS (®ion); - while (n--) - { - h = pbox->y2 - pbox->y1; - compose_data.ySrc = pbox->y1 - yDst + ySrc; - compose_data.yMask = pbox->y1 - yDst + yMask; - compose_data.yDest = pbox->y1; - while (h) - { - compose_data.height = h; - w = pbox->x2 - pbox->x1; - compose_data.xSrc = pbox->x1 - xDst + xSrc; - compose_data.xMask = pbox->x1 - xDst + xMask; - compose_data.xDest = pbox->x1; - if (maskRepeat) - { - compose_data.yMask = mod (compose_data.yMask, pMask->pDrawable->height); - if (compose_data.height > pMask->pDrawable->height - compose_data.yMask) - compose_data.height = pMask->pDrawable->height - compose_data.yMask; - } - if (srcRepeat) - { - compose_data.ySrc = mod (compose_data.ySrc, pSrc->pDrawable->height); - if (compose_data.height > pSrc->pDrawable->height - compose_data.ySrc) - compose_data.height = pSrc->pDrawable->height - compose_data.ySrc; - } - while (w) - { - compose_data.width = w; - if (maskRepeat) - { - compose_data.xMask = mod (compose_data.xMask, pMask->pDrawable->width); - if (compose_data.width > pMask->pDrawable->width - compose_data.xMask) - compose_data.width = pMask->pDrawable->width - compose_data.xMask; - } - if (srcRepeat) - { - compose_data.xSrc = mod (compose_data.xSrc, pSrc->pDrawable->width); - if (compose_data.width > pSrc->pDrawable->width - compose_data.xSrc) - compose_data.width = pSrc->pDrawable->width - compose_data.xSrc; - } - fbCompositeRect(&compose_data, scanline_buffer); - w -= compose_data.width; - compose_data.xSrc += compose_data.width; - compose_data.xMask += compose_data.width; - compose_data.xDest += compose_data.width; - } - h -= compose_data.height; - compose_data.ySrc += compose_data.height; - compose_data.yMask += compose_data.height; - compose_data.yDest += compose_data.height; - } - pbox++; - } - REGION_UNINIT (pDst->pDrawable->pScreen, ®ion); - - if (scanline_buffer != _scanline_buffer) - free(scanline_buffer); -} - -#endif |