Sweden-Number/dlls/winex11.drv/xrender.c

1971 lines
59 KiB
C

/*
* Functions to use the XRender extension
*
* Copyright 2001, 2002 Huw D M Davies for CodeWeavers
*
* Some parts also:
* Copyright 2000 Keith Packard, member of The XFree86 Project, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#include <stdlib.h>
#include "windef.h"
#include "winbase.h"
#include "x11drv.h"
#include "winternl.h"
#include "wine/library.h"
#include "wine/unicode.h"
#include "wine/debug.h"
int using_client_side_fonts = FALSE;
WINE_DEFAULT_DEBUG_CHANNEL(xrender);
#ifdef SONAME_LIBXRENDER
static BOOL X11DRV_XRender_Installed = FALSE;
#include <X11/Xlib.h>
#include <X11/extensions/Xrender.h>
#ifndef RepeatNone /* added in 0.10 */
#define RepeatNone 0
#define RepeatNormal 1
#define RepeatPad 2
#define RepeatReflect 3
#endif
#define MAX_FORMATS 10
typedef enum wine_xrformat
{
WXR_FORMAT_MONO,
WXR_FORMAT_GRAY,
WXR_FORMAT_X1R5G5B5,
WXR_FORMAT_X1B5G5R5,
WXR_FORMAT_R5G6B5,
WXR_FORMAT_B5G6R5,
WXR_FORMAT_R8G8B8,
WXR_FORMAT_B8G8R8,
WXR_FORMAT_A8R8G8B8,
WXR_FORMAT_X8R8G8B8,
} WXRFormat;
typedef struct wine_xrender_format_template
{
WXRFormat wxr_format;
unsigned int depth;
unsigned int alpha;
unsigned int alphaMask;
unsigned int red;
unsigned int redMask;
unsigned int green;
unsigned int greenMask;
unsigned int blue;
unsigned int blueMask;
} WineXRenderFormatTemplate;
static const WineXRenderFormatTemplate wxr_formats_template[] =
{
/* Format depth alpha mask red mask green mask blue mask*/
{WXR_FORMAT_MONO, 1, 0, 0x01, 0, 0, 0, 0, 0, 0 },
{WXR_FORMAT_GRAY, 8, 0, 0xff, 0, 0, 0, 0, 0, 0 },
{WXR_FORMAT_X1R5G5B5, 16, 0, 0, 10, 0x1f, 5, 0x1f, 0, 0x1f },
{WXR_FORMAT_X1B5G5R5, 16, 0, 0, 0, 0x1f, 5, 0x1f, 10, 0x1f },
{WXR_FORMAT_R5G6B5, 16, 0, 0, 11, 0x1f, 5, 0x3f, 0, 0x1f },
{WXR_FORMAT_B5G6R5, 16, 0, 0, 0, 0x1f, 5, 0x3f, 11, 0x1f },
{WXR_FORMAT_R8G8B8, 24, 0, 0, 16, 0xff, 8, 0xff, 0, 0xff },
{WXR_FORMAT_B8G8R8, 24, 0, 0, 0, 0xff, 8, 0xff, 16, 0xff },
{WXR_FORMAT_A8R8G8B8, 32, 24, 0xff, 16, 0xff, 8, 0xff, 0, 0xff },
{WXR_FORMAT_X8R8G8B8, 32, 0, 0, 16, 0xff, 8, 0xff, 0, 0xff }
};
typedef struct wine_xrender_format
{
WXRFormat format;
XRenderPictFormat *pict_format;
} WineXRenderFormat;
static WineXRenderFormat wxr_formats[MAX_FORMATS];
static int WineXRenderFormatsListSize = 0;
static WineXRenderFormat *default_format = NULL;
typedef struct
{
LOGFONTW lf;
XFORM xform;
SIZE devsize; /* size in device coords */
DWORD hash;
} LFANDSIZE;
#define INITIAL_REALIZED_BUF_SIZE 128
typedef enum { AA_None = 0, AA_Grey, AA_RGB, AA_BGR, AA_VRGB, AA_VBGR, AA_MAXVALUE } AA_Type;
typedef struct
{
GlyphSet glyphset;
WineXRenderFormat *font_format;
int nrealized;
BOOL *realized;
void **bitmaps;
XGlyphInfo *gis;
} gsCacheEntryFormat;
typedef struct
{
LFANDSIZE lfsz;
AA_Type aa_default;
gsCacheEntryFormat * format[AA_MAXVALUE];
INT count;
INT next;
} gsCacheEntry;
struct tagXRENDERINFO
{
int cache_index;
Picture pict;
};
static gsCacheEntry *glyphsetCache = NULL;
static DWORD glyphsetCacheSize = 0;
static INT lastfree = -1;
static INT mru = -1;
#define INIT_CACHE_SIZE 10
static int antialias = 1;
static void *xrender_handle;
#define MAKE_FUNCPTR(f) static typeof(f) * p##f;
MAKE_FUNCPTR(XRenderAddGlyphs)
MAKE_FUNCPTR(XRenderComposite)
MAKE_FUNCPTR(XRenderCompositeString8)
MAKE_FUNCPTR(XRenderCompositeString16)
MAKE_FUNCPTR(XRenderCompositeString32)
MAKE_FUNCPTR(XRenderCompositeText16)
MAKE_FUNCPTR(XRenderCreateGlyphSet)
MAKE_FUNCPTR(XRenderCreatePicture)
MAKE_FUNCPTR(XRenderFillRectangle)
MAKE_FUNCPTR(XRenderFindFormat)
MAKE_FUNCPTR(XRenderFindVisualFormat)
MAKE_FUNCPTR(XRenderFreeGlyphSet)
MAKE_FUNCPTR(XRenderFreePicture)
MAKE_FUNCPTR(XRenderSetPictureClipRectangles)
#ifdef HAVE_XRENDERSETPICTURETRANSFORM
MAKE_FUNCPTR(XRenderSetPictureTransform)
#endif
MAKE_FUNCPTR(XRenderQueryExtension)
#undef MAKE_FUNCPTR
static CRITICAL_SECTION xrender_cs;
static CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &xrender_cs,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": xrender_cs") }
};
static CRITICAL_SECTION xrender_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
#define MS_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
( ( (ULONG)_x4 << 24 ) | \
( (ULONG)_x3 << 16 ) | \
( (ULONG)_x2 << 8 ) | \
(ULONG)_x1 )
#define MS_GASP_TAG MS_MAKE_TAG('g', 'a', 's', 'p')
#define GASP_GRIDFIT 0x01
#define GASP_DOGRAY 0x02
#ifdef WORDS_BIGENDIAN
#define get_be_word(x) (x)
#define NATIVE_BYTE_ORDER MSBFirst
#else
#define get_be_word(x) RtlUshortByteSwap(x)
#define NATIVE_BYTE_ORDER LSBFirst
#endif
static BOOL get_xrender_template(const WineXRenderFormatTemplate *fmt, XRenderPictFormat *templ, unsigned long *mask)
{
templ->id = 0;
templ->type = PictTypeDirect;
templ->depth = fmt->depth;
templ->direct.alpha = fmt->alpha;
templ->direct.alphaMask = fmt->alphaMask;
templ->direct.red = fmt->red;
templ->direct.redMask = fmt->redMask;
templ->direct.green = fmt->green;
templ->direct.greenMask = fmt->greenMask;
templ->direct.blue = fmt->blue;
templ->direct.blueMask = fmt->blueMask;
templ->colormap = 0;
*mask = PictFormatType | PictFormatDepth | PictFormatAlpha | PictFormatAlphaMask | PictFormatRed | PictFormatRedMask | PictFormatGreen | PictFormatGreenMask | PictFormatBlue | PictFormatBlueMask;
return TRUE;
}
static BOOL is_wxrformat_compatible_with_default_visual(const WineXRenderFormatTemplate *fmt)
{
if(fmt->depth != screen_depth)
return FALSE;
if( (fmt->redMask << fmt->red) != visual->red_mask)
return FALSE;
if( (fmt->greenMask << fmt->green) != visual->green_mask)
return FALSE;
if( (fmt->blueMask << fmt->blue) != visual->blue_mask)
return FALSE;
/* We never select a default ARGB visual */
if(fmt->alphaMask)
return FALSE;
return TRUE;
}
static int load_xrender_formats(void)
{
unsigned int i;
for(i = 0; i < (sizeof(wxr_formats_template) / sizeof(wxr_formats_template[0])); i++)
{
XRenderPictFormat templ, *pict_format;
if(is_wxrformat_compatible_with_default_visual(&wxr_formats_template[i]))
{
wine_tsx11_lock();
pict_format = pXRenderFindVisualFormat(gdi_display, visual);
if(!pict_format)
{
/* Xrender doesn't like DirectColor visuals, try to find a TrueColor one instead */
if (visual->class == DirectColor)
{
XVisualInfo info;
if (XMatchVisualInfo( gdi_display, DefaultScreen(gdi_display),
screen_depth, TrueColor, &info ))
{
pict_format = pXRenderFindVisualFormat(gdi_display, info.visual);
if (pict_format) visual = info.visual;
}
}
}
wine_tsx11_unlock();
if(pict_format)
{
wxr_formats[WineXRenderFormatsListSize].format = wxr_formats_template[i].wxr_format;
wxr_formats[WineXRenderFormatsListSize].pict_format = pict_format;
default_format = &wxr_formats[WineXRenderFormatsListSize];
WineXRenderFormatsListSize++;
TRACE("Loaded pict_format with id=%#lx for wxr_format=%#x\n", pict_format->id, wxr_formats_template[i].wxr_format);
}
}
else
{
unsigned long mask = 0;
get_xrender_template(&wxr_formats_template[i], &templ, &mask);
wine_tsx11_lock();
pict_format = pXRenderFindFormat(gdi_display, mask, &templ, 0);
wine_tsx11_unlock();
if(pict_format)
{
wxr_formats[WineXRenderFormatsListSize].format = wxr_formats_template[i].wxr_format;
wxr_formats[WineXRenderFormatsListSize].pict_format = pict_format;
WineXRenderFormatsListSize++;
TRACE("Loaded pict_format with id=%#lx for wxr_format=%#x\n", pict_format->id, wxr_formats_template[i].wxr_format);
}
}
}
return WineXRenderFormatsListSize;
}
/***********************************************************************
* X11DRV_XRender_Init
*
* Let's see if our XServer has the extension available
*
*/
void X11DRV_XRender_Init(void)
{
int event_base, i;
if (client_side_with_render &&
wine_dlopen(SONAME_LIBX11, RTLD_NOW|RTLD_GLOBAL, NULL, 0) &&
wine_dlopen(SONAME_LIBXEXT, RTLD_NOW|RTLD_GLOBAL, NULL, 0) &&
(xrender_handle = wine_dlopen(SONAME_LIBXRENDER, RTLD_NOW, NULL, 0)))
{
#define LOAD_FUNCPTR(f) if((p##f = wine_dlsym(xrender_handle, #f, NULL, 0)) == NULL) goto sym_not_found;
LOAD_FUNCPTR(XRenderAddGlyphs)
LOAD_FUNCPTR(XRenderComposite)
LOAD_FUNCPTR(XRenderCompositeString8)
LOAD_FUNCPTR(XRenderCompositeString16)
LOAD_FUNCPTR(XRenderCompositeString32)
LOAD_FUNCPTR(XRenderCompositeText16)
LOAD_FUNCPTR(XRenderCreateGlyphSet)
LOAD_FUNCPTR(XRenderCreatePicture)
LOAD_FUNCPTR(XRenderFillRectangle)
LOAD_FUNCPTR(XRenderFindFormat)
LOAD_FUNCPTR(XRenderFindVisualFormat)
LOAD_FUNCPTR(XRenderFreeGlyphSet)
LOAD_FUNCPTR(XRenderFreePicture)
LOAD_FUNCPTR(XRenderSetPictureClipRectangles)
LOAD_FUNCPTR(XRenderQueryExtension)
#undef LOAD_FUNCPTR
#ifdef HAVE_XRENDERSETPICTURETRANSFORM
#define LOAD_OPTIONAL_FUNCPTR(f) p##f = wine_dlsym(xrender_handle, #f, NULL, 0);
LOAD_OPTIONAL_FUNCPTR(XRenderSetPictureTransform)
#undef LOAD_OPTIONAL_FUNCPTR
#endif
wine_tsx11_lock();
X11DRV_XRender_Installed = pXRenderQueryExtension(gdi_display, &event_base, &xrender_error_base);
wine_tsx11_unlock();
if(X11DRV_XRender_Installed) {
TRACE("Xrender is up and running error_base = %d\n", xrender_error_base);
if(!load_xrender_formats()) /* This fails in buggy versions of libXrender.so */
{
wine_tsx11_unlock();
WINE_MESSAGE(
"Wine has detected that you probably have a buggy version\n"
"of libXrender.so . Because of this client side font rendering\n"
"will be disabled. Please upgrade this library.\n");
X11DRV_XRender_Installed = FALSE;
return;
}
if (!visual->red_mask || !visual->green_mask || !visual->blue_mask) {
WARN("one or more of the colour masks are 0, disabling XRENDER. Try running in 16-bit mode or higher.\n");
X11DRV_XRender_Installed = FALSE;
}
}
}
sym_not_found:
if(X11DRV_XRender_Installed || client_side_with_core)
{
glyphsetCache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(*glyphsetCache) * INIT_CACHE_SIZE);
glyphsetCacheSize = INIT_CACHE_SIZE;
lastfree = 0;
for(i = 0; i < INIT_CACHE_SIZE; i++) {
glyphsetCache[i].next = i + 1;
glyphsetCache[i].count = -1;
}
glyphsetCache[i-1].next = -1;
using_client_side_fonts = 1;
if(!X11DRV_XRender_Installed) {
TRACE("Xrender is not available on your XServer, client side rendering with the core protocol instead.\n");
if(screen_depth <= 8 || !client_side_antialias_with_core)
antialias = 0;
} else {
if(screen_depth <= 8 || !client_side_antialias_with_render)
antialias = 0;
}
}
else TRACE("Using X11 core fonts\n");
}
static WineXRenderFormat *get_xrender_format(WXRFormat format)
{
int i;
for(i=0; i<WineXRenderFormatsListSize; i++)
{
if(wxr_formats[i].format == format)
{
TRACE("Returning wxr_format=%#x\n", format);
return &wxr_formats[i];
}
}
return NULL;
}
static WineXRenderFormat *get_xrender_format_from_pdevice(X11DRV_PDEVICE *physDev)
{
WXRFormat format;
switch(physDev->depth)
{
case 1:
format = WXR_FORMAT_MONO;
break;
default:
/* For now fall back to the format of the default visual.
In the future we should check if we are using a DDB/DIB and what exact format we need.
*/
return default_format;
}
return get_xrender_format(format);
}
static BOOL fontcmp(LFANDSIZE *p1, LFANDSIZE *p2)
{
if(p1->hash != p2->hash) return TRUE;
if(memcmp(&p1->devsize, &p2->devsize, sizeof(p1->devsize))) return TRUE;
if(memcmp(&p1->xform, &p2->xform, sizeof(p1->xform))) return TRUE;
if(memcmp(&p1->lf, &p2->lf, offsetof(LOGFONTW, lfFaceName))) return TRUE;
return strcmpiW(p1->lf.lfFaceName, p2->lf.lfFaceName);
}
#if 0
static void walk_cache(void)
{
int i;
EnterCriticalSection(&xrender_cs);
for(i=mru; i >= 0; i = glyphsetCache[i].next)
TRACE("item %d\n", i);
LeaveCriticalSection(&xrender_cs);
}
#endif
static int LookupEntry(LFANDSIZE *plfsz)
{
int i, prev_i = -1;
for(i = mru; i >= 0; i = glyphsetCache[i].next) {
TRACE("%d\n", i);
if(glyphsetCache[i].count == -1) { /* reached free list so stop */
i = -1;
break;
}
if(!fontcmp(&glyphsetCache[i].lfsz, plfsz)) {
glyphsetCache[i].count++;
if(prev_i >= 0) {
glyphsetCache[prev_i].next = glyphsetCache[i].next;
glyphsetCache[i].next = mru;
mru = i;
}
TRACE("found font in cache %d\n", i);
return i;
}
prev_i = i;
}
TRACE("font not in cache\n");
return -1;
}
static void FreeEntry(int entry)
{
int i, format;
for(format = 0; format < AA_MAXVALUE; format++) {
gsCacheEntryFormat * formatEntry;
if( !glyphsetCache[entry].format[format] )
continue;
formatEntry = glyphsetCache[entry].format[format];
if(formatEntry->glyphset) {
wine_tsx11_lock();
pXRenderFreeGlyphSet(gdi_display, formatEntry->glyphset);
wine_tsx11_unlock();
formatEntry->glyphset = 0;
}
if(formatEntry->nrealized) {
HeapFree(GetProcessHeap(), 0, formatEntry->realized);
formatEntry->realized = NULL;
if(formatEntry->bitmaps) {
for(i = 0; i < formatEntry->nrealized; i++)
HeapFree(GetProcessHeap(), 0, formatEntry->bitmaps[i]);
HeapFree(GetProcessHeap(), 0, formatEntry->bitmaps);
formatEntry->bitmaps = NULL;
}
HeapFree(GetProcessHeap(), 0, formatEntry->gis);
formatEntry->gis = NULL;
formatEntry->nrealized = 0;
}
HeapFree(GetProcessHeap(), 0, formatEntry);
glyphsetCache[entry].format[format] = NULL;
}
}
static int AllocEntry(void)
{
int best = -1, prev_best = -1, i, prev_i = -1;
if(lastfree >= 0) {
assert(glyphsetCache[lastfree].count == -1);
glyphsetCache[lastfree].count = 1;
best = lastfree;
lastfree = glyphsetCache[lastfree].next;
assert(best != mru);
glyphsetCache[best].next = mru;
mru = best;
TRACE("empty space at %d, next lastfree = %d\n", mru, lastfree);
return mru;
}
for(i = mru; i >= 0; i = glyphsetCache[i].next) {
if(glyphsetCache[i].count == 0) {
best = i;
prev_best = prev_i;
}
prev_i = i;
}
if(best >= 0) {
TRACE("freeing unused glyphset at cache %d\n", best);
FreeEntry(best);
glyphsetCache[best].count = 1;
if(prev_best >= 0) {
glyphsetCache[prev_best].next = glyphsetCache[best].next;
glyphsetCache[best].next = mru;
mru = best;
} else {
assert(mru == best);
}
return mru;
}
TRACE("Growing cache\n");
if (glyphsetCache)
glyphsetCache = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
glyphsetCache,
(glyphsetCacheSize + INIT_CACHE_SIZE)
* sizeof(*glyphsetCache));
else
glyphsetCache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
(glyphsetCacheSize + INIT_CACHE_SIZE)
* sizeof(*glyphsetCache));
for(best = i = glyphsetCacheSize; i < glyphsetCacheSize + INIT_CACHE_SIZE;
i++) {
glyphsetCache[i].next = i + 1;
glyphsetCache[i].count = -1;
}
glyphsetCache[i-1].next = -1;
glyphsetCacheSize += INIT_CACHE_SIZE;
lastfree = glyphsetCache[best].next;
glyphsetCache[best].count = 1;
glyphsetCache[best].next = mru;
mru = best;
TRACE("new free cache slot at %d\n", mru);
return mru;
}
static BOOL get_gasp_flags(X11DRV_PDEVICE *physDev, WORD *flags)
{
DWORD size;
WORD *gasp, *buffer;
WORD num_recs;
DWORD ppem;
TEXTMETRICW tm;
*flags = 0;
size = GetFontData(physDev->hdc, MS_GASP_TAG, 0, NULL, 0);
if(size == GDI_ERROR)
return FALSE;
gasp = buffer = HeapAlloc(GetProcessHeap(), 0, size);
GetFontData(physDev->hdc, MS_GASP_TAG, 0, gasp, size);
GetTextMetricsW(physDev->hdc, &tm);
ppem = abs(X11DRV_YWStoDS(physDev, tm.tmAscent + tm.tmDescent - tm.tmInternalLeading));
gasp++;
num_recs = get_be_word(*gasp);
gasp++;
while(num_recs--)
{
*flags = get_be_word(*(gasp + 1));
if(ppem <= get_be_word(*gasp))
break;
gasp += 2;
}
TRACE("got flags %04x for ppem %d\n", *flags, ppem);
HeapFree(GetProcessHeap(), 0, buffer);
return TRUE;
}
static AA_Type get_antialias_type( X11DRV_PDEVICE *physDev, BOOL subpixel, BOOL hinter)
{
AA_Type ret;
WORD flags;
UINT font_smoothing_type, font_smoothing_orientation;
if (X11DRV_XRender_Installed && subpixel &&
SystemParametersInfoW( SPI_GETFONTSMOOTHINGTYPE, 0, &font_smoothing_type, 0) &&
font_smoothing_type == FE_FONTSMOOTHINGCLEARTYPE)
{
if ( SystemParametersInfoW( SPI_GETFONTSMOOTHINGORIENTATION, 0,
&font_smoothing_orientation, 0) &&
font_smoothing_orientation == FE_FONTSMOOTHINGORIENTATIONBGR)
{
ret = AA_BGR;
}
else
ret = AA_RGB;
/*FIXME
If the monitor is in portrait mode, ClearType is disabled in the MS Windows (MSDN).
But, Wine's subpixel rendering can support the portrait mode.
*/
}
else if (!hinter || !get_gasp_flags(physDev, &flags) || flags & GASP_DOGRAY)
ret = AA_Grey;
else
ret = AA_None;
return ret;
}
static int GetCacheEntry(X11DRV_PDEVICE *physDev, LFANDSIZE *plfsz)
{
int ret;
int format;
gsCacheEntry *entry;
static int hinter = -1;
static int subpixel = -1;
BOOL font_smoothing;
if((ret = LookupEntry(plfsz)) != -1) return ret;
ret = AllocEntry();
entry = glyphsetCache + ret;
entry->lfsz = *plfsz;
for( format = 0; format < AA_MAXVALUE; format++ ) {
assert( !entry->format[format] );
}
if(antialias && plfsz->lf.lfQuality != NONANTIALIASED_QUALITY)
{
if(hinter == -1 || subpixel == -1)
{
RASTERIZER_STATUS status;
GetRasterizerCaps(&status, sizeof(status));
hinter = status.wFlags & WINE_TT_HINTER_ENABLED;
subpixel = status.wFlags & WINE_TT_SUBPIXEL_RENDERING_ENABLED;
}
switch (plfsz->lf.lfQuality)
{
case ANTIALIASED_QUALITY:
entry->aa_default = get_antialias_type( physDev, FALSE, hinter );
break;
case CLEARTYPE_QUALITY:
case CLEARTYPE_NATURAL_QUALITY:
entry->aa_default = get_antialias_type( physDev, subpixel, hinter );
break;
case DEFAULT_QUALITY:
case DRAFT_QUALITY:
case PROOF_QUALITY:
default:
if ( SystemParametersInfoW( SPI_GETFONTSMOOTHING, 0, &font_smoothing, 0) &&
font_smoothing)
{
entry->aa_default = get_antialias_type( physDev, subpixel, hinter );
}
else
entry->aa_default = AA_None;
break;
}
}
else
entry->aa_default = AA_None;
return ret;
}
static void dec_ref_cache(int index)
{
assert(index >= 0);
TRACE("dec'ing entry %d to %d\n", index, glyphsetCache[index].count - 1);
assert(glyphsetCache[index].count > 0);
glyphsetCache[index].count--;
}
static void lfsz_calc_hash(LFANDSIZE *plfsz)
{
DWORD hash = 0, *ptr, two_chars;
WORD *pwc;
int i;
hash ^= plfsz->devsize.cx;
hash ^= plfsz->devsize.cy;
for(i = 0, ptr = (DWORD*)&plfsz->xform; i < sizeof(XFORM)/sizeof(DWORD); i++, ptr++)
hash ^= *ptr;
for(i = 0, ptr = (DWORD*)&plfsz->lf; i < 7; i++, ptr++)
hash ^= *ptr;
for(i = 0, ptr = (DWORD*)plfsz->lf.lfFaceName; i < LF_FACESIZE/2; i++, ptr++) {
two_chars = *ptr;
pwc = (WCHAR *)&two_chars;
if(!*pwc) break;
*pwc = toupperW(*pwc);
pwc++;
*pwc = toupperW(*pwc);
hash ^= two_chars;
if(!*pwc) break;
}
plfsz->hash = hash;
return;
}
/***********************************************************************
* X11DRV_XRender_Finalize
*/
void X11DRV_XRender_Finalize(void)
{
int i;
EnterCriticalSection(&xrender_cs);
for(i = mru; i >= 0; i = glyphsetCache[i].next)
FreeEntry(i);
LeaveCriticalSection(&xrender_cs);
}
/***********************************************************************
* X11DRV_XRender_SelectFont
*/
BOOL X11DRV_XRender_SelectFont(X11DRV_PDEVICE *physDev, HFONT hfont)
{
LFANDSIZE lfsz;
GetObjectW(hfont, sizeof(lfsz.lf), &lfsz.lf);
TRACE("h=%d w=%d weight=%d it=%d charset=%d name=%s\n",
lfsz.lf.lfHeight, lfsz.lf.lfWidth, lfsz.lf.lfWeight,
lfsz.lf.lfItalic, lfsz.lf.lfCharSet, debugstr_w(lfsz.lf.lfFaceName));
lfsz.lf.lfWidth = abs( lfsz.lf.lfWidth );
lfsz.devsize.cx = X11DRV_XWStoDS( physDev, lfsz.lf.lfWidth );
lfsz.devsize.cy = X11DRV_YWStoDS( physDev, lfsz.lf.lfHeight );
GetWorldTransform( physDev->hdc, &lfsz.xform );
lfsz_calc_hash(&lfsz);
EnterCriticalSection(&xrender_cs);
if(!physDev->xrender) {
physDev->xrender = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(*physDev->xrender));
physDev->xrender->cache_index = -1;
}
else if(physDev->xrender->cache_index != -1)
dec_ref_cache(physDev->xrender->cache_index);
physDev->xrender->cache_index = GetCacheEntry(physDev, &lfsz);
LeaveCriticalSection(&xrender_cs);
return 0;
}
/***********************************************************************
* X11DRV_XRender_DeleteDC
*/
void X11DRV_XRender_DeleteDC(X11DRV_PDEVICE *physDev)
{
X11DRV_XRender_UpdateDrawable(physDev);
EnterCriticalSection(&xrender_cs);
if(physDev->xrender->cache_index != -1)
dec_ref_cache(physDev->xrender->cache_index);
LeaveCriticalSection(&xrender_cs);
HeapFree(GetProcessHeap(), 0, physDev->xrender);
physDev->xrender = NULL;
return;
}
/***********************************************************************
* X11DRV_XRender_UpdateDrawable
*
* Deletes the pict and tile when the drawable changes.
*/
void X11DRV_XRender_UpdateDrawable(X11DRV_PDEVICE *physDev)
{
wine_tsx11_lock();
if(physDev->xrender->pict)
{
TRACE("freeing pict = %lx dc = %p\n", physDev->xrender->pict, physDev->hdc);
XFlush(gdi_display);
pXRenderFreePicture(gdi_display, physDev->xrender->pict);
physDev->xrender->pict = 0;
}
wine_tsx11_unlock();
return;
}
/************************************************************************
* UploadGlyph
*
* Helper to ExtTextOut. Must be called inside xrender_cs
*/
static BOOL UploadGlyph(X11DRV_PDEVICE *physDev, int glyph, AA_Type format)
{
unsigned int buflen;
char *buf;
Glyph gid;
GLYPHMETRICS gm;
XGlyphInfo gi;
gsCacheEntry *entry = glyphsetCache + physDev->xrender->cache_index;
gsCacheEntryFormat *formatEntry;
UINT ggo_format = GGO_GLYPH_INDEX;
WXRFormat wxr_format;
static const char zero[4];
static const MAT2 identity = { {0,1},{0,0},{0,0},{0,1} };
switch(format) {
case AA_Grey:
ggo_format |= WINE_GGO_GRAY16_BITMAP;
break;
case AA_RGB:
ggo_format |= WINE_GGO_HRGB_BITMAP;
break;
case AA_BGR:
ggo_format |= WINE_GGO_HBGR_BITMAP;
break;
case AA_VRGB:
ggo_format |= WINE_GGO_VRGB_BITMAP;
break;
case AA_VBGR:
ggo_format |= WINE_GGO_VBGR_BITMAP;
break;
default:
ERR("aa = %d - not implemented\n", format);
case AA_None:
ggo_format |= GGO_BITMAP;
break;
}
buflen = GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, 0, NULL, &identity);
if(buflen == GDI_ERROR) {
if(format != AA_None) {
format = AA_None;
entry->aa_default = AA_None;
ggo_format = GGO_GLYPH_INDEX | GGO_BITMAP;
buflen = GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, 0, NULL, &identity);
}
if(buflen == GDI_ERROR) {
WARN("GetGlyphOutlineW failed\n");
return FALSE;
}
TRACE("Turning off antialiasing for this monochrome font\n");
}
/* If there is nothing for the current type, we create the entry. */
if( !entry->format[format] ) {
entry->format[format] = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
sizeof(gsCacheEntryFormat));
}
formatEntry = entry->format[format];
if(formatEntry->nrealized <= glyph) {
formatEntry->nrealized = (glyph / 128 + 1) * 128;
if (formatEntry->realized)
formatEntry->realized = HeapReAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
formatEntry->realized,
formatEntry->nrealized * sizeof(BOOL));
else
formatEntry->realized = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
formatEntry->nrealized * sizeof(BOOL));
if(!X11DRV_XRender_Installed) {
if (formatEntry->bitmaps)
formatEntry->bitmaps = HeapReAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
formatEntry->bitmaps,
formatEntry->nrealized * sizeof(formatEntry->bitmaps[0]));
else
formatEntry->bitmaps = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
formatEntry->nrealized * sizeof(formatEntry->bitmaps[0]));
}
if (formatEntry->gis)
formatEntry->gis = HeapReAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
formatEntry->gis,
formatEntry->nrealized * sizeof(formatEntry->gis[0]));
else
formatEntry->gis = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
formatEntry->nrealized * sizeof(formatEntry->gis[0]));
}
if(formatEntry->glyphset == 0 && X11DRV_XRender_Installed) {
switch(format) {
case AA_Grey:
wxr_format = WXR_FORMAT_GRAY;
break;
case AA_RGB:
case AA_BGR:
case AA_VRGB:
case AA_VBGR:
wxr_format = WXR_FORMAT_A8R8G8B8;
break;
default:
ERR("aa = %d - not implemented\n", format);
case AA_None:
wxr_format = WXR_FORMAT_MONO;
break;
}
wine_tsx11_lock();
formatEntry->font_format = get_xrender_format(wxr_format);
formatEntry->glyphset = pXRenderCreateGlyphSet(gdi_display, formatEntry->font_format->pict_format);
wine_tsx11_unlock();
}
buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, buflen);
GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, buflen, buf, &identity);
formatEntry->realized[glyph] = TRUE;
TRACE("buflen = %d. Got metrics: %dx%d adv=%d,%d origin=%d,%d\n",
buflen,
gm.gmBlackBoxX, gm.gmBlackBoxY, gm.gmCellIncX, gm.gmCellIncY,
gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
gi.width = gm.gmBlackBoxX;
gi.height = gm.gmBlackBoxY;
gi.x = -gm.gmptGlyphOrigin.x;
gi.y = gm.gmptGlyphOrigin.y;
gi.xOff = gm.gmCellIncX;
gi.yOff = gm.gmCellIncY;
if(TRACE_ON(xrender)) {
int pitch, i, j;
char output[300];
unsigned char *line;
if(format == AA_None) {
pitch = ((gi.width + 31) / 32) * 4;
for(i = 0; i < gi.height; i++) {
line = (unsigned char*) buf + i * pitch;
output[0] = '\0';
for(j = 0; j < pitch * 8; j++) {
strcat(output, (line[j / 8] & (1 << (7 - (j % 8)))) ? "#" : " ");
}
TRACE("%s\n", output);
}
} else {
static const char blks[] = " .:;!o*#";
char str[2];
str[1] = '\0';
pitch = ((gi.width + 3) / 4) * 4;
for(i = 0; i < gi.height; i++) {
line = (unsigned char*) buf + i * pitch;
output[0] = '\0';
for(j = 0; j < pitch; j++) {
str[0] = blks[line[j] >> 5];
strcat(output, str);
}
TRACE("%s\n", output);
}
}
}
if(formatEntry->glyphset) {
if(format == AA_None && BitmapBitOrder(gdi_display) != MSBFirst) {
unsigned char *byte = (unsigned char*) buf, c;
int i = buflen;
while(i--) {
c = *byte;
/* magic to flip bit order */
c = ((c << 1) & 0xaa) | ((c >> 1) & 0x55);
c = ((c << 2) & 0xcc) | ((c >> 2) & 0x33);
c = ((c << 4) & 0xf0) | ((c >> 4) & 0x0f);
*byte++ = c;
}
}
else if ( format != AA_Grey &&
ImageByteOrder (gdi_display) != NATIVE_BYTE_ORDER)
{
unsigned int i, *data = (unsigned int *)buf;
for (i = buflen / sizeof(int); i; i--, data++) *data = RtlUlongByteSwap(*data);
}
gid = glyph;
/*
XRenderCompositeText seems to ignore 0x0 glyphs when
AA_None, which means we lose the advance width of glyphs
like the space. We'll pretend that such glyphs are 1x1
bitmaps.
*/
if(buflen == 0)
gi.width = gi.height = 1;
wine_tsx11_lock();
pXRenderAddGlyphs(gdi_display, formatEntry->glyphset, &gid, &gi, 1,
buflen ? buf : zero, buflen ? buflen : sizeof(zero));
wine_tsx11_unlock();
HeapFree(GetProcessHeap(), 0, buf);
} else {
formatEntry->bitmaps[glyph] = buf;
}
formatEntry->gis[glyph] = gi;
return TRUE;
}
static void SharpGlyphMono(X11DRV_PDEVICE *physDev, INT x, INT y,
void *bitmap, XGlyphInfo *gi)
{
unsigned char *srcLine = bitmap, *src;
unsigned char bits, bitsMask;
int width = gi->width;
int stride = ((width + 31) & ~31) >> 3;
int height = gi->height;
int w;
int xspan, lenspan;
TRACE("%d, %d\n", x, y);
x -= gi->x;
y -= gi->y;
while (height--)
{
src = srcLine;
srcLine += stride;
w = width;
bitsMask = 0x80; /* FreeType is always MSB first */
bits = *src++;
xspan = x;
while (w)
{
if (bits & bitsMask)
{
lenspan = 0;
do
{
lenspan++;
if (lenspan == w)
break;
bitsMask = bitsMask >> 1;
if (!bitsMask)
{
bits = *src++;
bitsMask = 0x80;
}
} while (bits & bitsMask);
XFillRectangle (gdi_display, physDev->drawable,
physDev->gc, xspan, y, lenspan, 1);
xspan += lenspan;
w -= lenspan;
}
else
{
do
{
w--;
xspan++;
if (!w)
break;
bitsMask = bitsMask >> 1;
if (!bitsMask)
{
bits = *src++;
bitsMask = 0x80;
}
} while (!(bits & bitsMask));
}
}
y++;
}
}
static void SharpGlyphGray(X11DRV_PDEVICE *physDev, INT x, INT y,
void *bitmap, XGlyphInfo *gi)
{
unsigned char *srcLine = bitmap, *src, bits;
int width = gi->width;
int stride = ((width + 3) & ~3);
int height = gi->height;
int w;
int xspan, lenspan;
x -= gi->x;
y -= gi->y;
while (height--)
{
src = srcLine;
srcLine += stride;
w = width;
bits = *src++;
xspan = x;
while (w)
{
if (bits >= 0x80)
{
lenspan = 0;
do
{
lenspan++;
if (lenspan == w)
break;
bits = *src++;
} while (bits >= 0x80);
XFillRectangle (gdi_display, physDev->drawable,
physDev->gc, xspan, y, lenspan, 1);
xspan += lenspan;
w -= lenspan;
}
else
{
do
{
w--;
xspan++;
if (!w)
break;
bits = *src++;
} while (bits < 0x80);
}
}
y++;
}
}
static void ExamineBitfield (DWORD mask, int *shift, int *len)
{
int s, l;
s = 0;
while ((mask & 1) == 0)
{
mask >>= 1;
s++;
}
l = 0;
while ((mask & 1) == 1)
{
mask >>= 1;
l++;
}
*shift = s;
*len = l;
}
static DWORD GetField (DWORD pixel, int shift, int len)
{
pixel = pixel & (((1 << (len)) - 1) << shift);
pixel = pixel << (32 - (shift + len)) >> 24;
while (len < 8)
{
pixel |= (pixel >> len);
len <<= 1;
}
return pixel;
}
static DWORD PutField (DWORD pixel, int shift, int len)
{
shift = shift - (8 - len);
if (len <= 8)
pixel &= (((1 << len) - 1) << (8 - len));
if (shift < 0)
pixel >>= -shift;
else
pixel <<= shift;
return pixel;
}
static void SmoothGlyphGray(XImage *image, int x, int y, void *bitmap, XGlyphInfo *gi,
int color)
{
int r_shift, r_len;
int g_shift, g_len;
int b_shift, b_len;
BYTE *maskLine, *mask, m;
int maskStride;
DWORD pixel;
int width, height;
int w, tx;
BYTE src_r, src_g, src_b;
x -= gi->x;
y -= gi->y;
width = gi->width;
height = gi->height;
maskLine = bitmap;
maskStride = (width + 3) & ~3;
ExamineBitfield (image->red_mask, &r_shift, &r_len);
ExamineBitfield (image->green_mask, &g_shift, &g_len);
ExamineBitfield (image->blue_mask, &b_shift, &b_len);
src_r = GetField(color, r_shift, r_len);
src_g = GetField(color, g_shift, g_len);
src_b = GetField(color, b_shift, b_len);
for(; height--; y++)
{
mask = maskLine;
maskLine += maskStride;
w = width;
tx = x;
if(y < 0) continue;
if(y >= image->height) break;
for(; w--; tx++)
{
if(tx >= image->width) break;
m = *mask++;
if(tx < 0) continue;
if (m == 0xff)
XPutPixel (image, tx, y, color);
else if (m)
{
BYTE r, g, b;
pixel = XGetPixel (image, tx, y);
r = GetField(pixel, r_shift, r_len);
r = ((BYTE)~m * (WORD)r + (BYTE)m * (WORD)src_r) >> 8;
g = GetField(pixel, g_shift, g_len);
g = ((BYTE)~m * (WORD)g + (BYTE)m * (WORD)src_g) >> 8;
b = GetField(pixel, b_shift, b_len);
b = ((BYTE)~m * (WORD)b + (BYTE)m * (WORD)src_b) >> 8;
pixel = (PutField (r, r_shift, r_len) |
PutField (g, g_shift, g_len) |
PutField (b, b_shift, b_len));
XPutPixel (image, tx, y, pixel);
}
}
}
}
/*************************************************************
* get_tile_pict
*
* Returns an appropriate Picture for tiling the text colour.
* Call and use result within the xrender_cs
*/
static Picture get_tile_pict(WineXRenderFormat *wxr_format, int text_pixel)
{
static struct
{
Pixmap xpm;
Picture pict;
int current_color;
} tiles[MAX_FORMATS], *tile;
XRenderColor col;
tile = &tiles[wxr_format->format];
if(!tile->xpm)
{
XRenderPictureAttributes pa;
wine_tsx11_lock();
tile->xpm = XCreatePixmap(gdi_display, root_window, 1, 1, wxr_format->pict_format->depth);
pa.repeat = RepeatNormal;
tile->pict = pXRenderCreatePicture(gdi_display, tile->xpm, wxr_format->pict_format, CPRepeat, &pa);
wine_tsx11_unlock();
/* init current_color to something different from text_pixel */
tile->current_color = ~text_pixel;
if(wxr_format->format == WXR_FORMAT_MONO)
{
/* for a 1bpp bitmap we always need a 1 in the tile */
col.red = col.green = col.blue = 0;
col.alpha = 0xffff;
wine_tsx11_lock();
pXRenderFillRectangle(gdi_display, PictOpSrc, tile->pict, &col, 0, 0, 1, 1);
wine_tsx11_unlock();
}
}
if(text_pixel != tile->current_color && wxr_format->format != WXR_FORMAT_MONO)
{
/* Map 0 -- 0xff onto 0 -- 0xffff */
int r_shift, r_len;
int g_shift, g_len;
int b_shift, b_len;
ExamineBitfield (visual->red_mask, &r_shift, &r_len );
ExamineBitfield (visual->green_mask, &g_shift, &g_len);
ExamineBitfield (visual->blue_mask, &b_shift, &b_len);
col.red = GetField(text_pixel, r_shift, r_len);
col.red |= col.red << 8;
col.green = GetField(text_pixel, g_shift, g_len);
col.green |= col.green << 8;
col.blue = GetField(text_pixel, b_shift, b_len);
col.blue |= col.blue << 8;
col.alpha = 0xffff;
wine_tsx11_lock();
pXRenderFillRectangle(gdi_display, PictOpSrc, tile->pict, &col, 0, 0, 1, 1);
wine_tsx11_unlock();
tile->current_color = text_pixel;
}
return tile->pict;
}
static int XRenderErrorHandler(Display *dpy, XErrorEvent *event, void *arg)
{
return 1;
}
/***********************************************************************
* X11DRV_XRender_ExtTextOut
*/
BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flags,
const RECT *lprect, LPCWSTR wstr, UINT count,
const INT *lpDx )
{
RGNDATA *data;
XGCValues xgcval;
gsCacheEntry *entry;
gsCacheEntryFormat *formatEntry;
BOOL retv = FALSE;
HDC hdc = physDev->hdc;
int textPixel, backgroundPixel;
HRGN saved_region = 0;
BOOL disable_antialias = FALSE;
AA_Type aa_type = AA_None;
DIBSECTION bmp;
unsigned int idx;
double cosEsc, sinEsc;
LOGFONTW lf;
WineXRenderFormat *dst_format = get_xrender_format_from_pdevice(physDev);
Picture tile_pict = 0;
/* Do we need to disable antialiasing because of palette mode? */
if( !physDev->bitmap || GetObjectW( physDev->bitmap->hbitmap, sizeof(bmp), &bmp ) != sizeof(bmp) ) {
TRACE("bitmap is not a DIB\n");
}
else if (bmp.dsBmih.biBitCount <= 8) {
TRACE("Disabling antialiasing\n");
disable_antialias = TRUE;
}
xgcval.function = GXcopy;
xgcval.background = physDev->backgroundPixel;
xgcval.fill_style = FillSolid;
wine_tsx11_lock();
XChangeGC( gdi_display, physDev->gc, GCFunction | GCBackground | GCFillStyle, &xgcval );
wine_tsx11_unlock();
X11DRV_LockDIBSection( physDev, DIB_Status_GdiMod );
if(physDev->depth == 1) {
if((physDev->textPixel & 0xffffff) == 0) {
textPixel = 0;
backgroundPixel = 1;
} else {
textPixel = 1;
backgroundPixel = 0;
}
} else {
textPixel = physDev->textPixel;
backgroundPixel = physDev->backgroundPixel;
}
if(flags & ETO_OPAQUE)
{
wine_tsx11_lock();
XSetForeground( gdi_display, physDev->gc, backgroundPixel );
XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
physDev->dc_rect.left + lprect->left, physDev->dc_rect.top + lprect->top,
lprect->right - lprect->left, lprect->bottom - lprect->top );
wine_tsx11_unlock();
}
if(count == 0)
{
retv = TRUE;
goto done_unlock;
}
GetObjectW(GetCurrentObject(physDev->hdc, OBJ_FONT), sizeof(lf), &lf);
if(lf.lfEscapement != 0) {
cosEsc = cos(lf.lfEscapement * M_PI / 1800);
sinEsc = sin(lf.lfEscapement * M_PI / 1800);
} else {
cosEsc = 1;
sinEsc = 0;
}
if (flags & ETO_CLIPPED)
{
HRGN clip_region;
clip_region = CreateRectRgnIndirect( lprect );
/* make a copy of the current device region */
saved_region = CreateRectRgn( 0, 0, 0, 0 );
CombineRgn( saved_region, physDev->region, 0, RGN_COPY );
X11DRV_SetDeviceClipping( physDev, saved_region, clip_region );
DeleteObject( clip_region );
}
if(X11DRV_XRender_Installed) {
if(!physDev->xrender->pict) {
XRenderPictureAttributes pa;
pa.subwindow_mode = IncludeInferiors;
wine_tsx11_lock();
physDev->xrender->pict = pXRenderCreatePicture(gdi_display,
physDev->drawable, dst_format->pict_format,
CPSubwindowMode, &pa);
wine_tsx11_unlock();
TRACE("allocing pict = %lx dc = %p drawable = %08lx\n",
physDev->xrender->pict, hdc, physDev->drawable);
} else {
TRACE("using existing pict = %lx dc = %p drawable = %08lx\n",
physDev->xrender->pict, hdc, physDev->drawable);
}
if ((data = X11DRV_GetRegionData( physDev->region, 0 )))
{
wine_tsx11_lock();
pXRenderSetPictureClipRectangles( gdi_display, physDev->xrender->pict,
physDev->dc_rect.left, physDev->dc_rect.top,
(XRectangle *)data->Buffer, data->rdh.nCount );
wine_tsx11_unlock();
HeapFree( GetProcessHeap(), 0, data );
}
}
EnterCriticalSection(&xrender_cs);
entry = glyphsetCache + physDev->xrender->cache_index;
if( disable_antialias == FALSE )
aa_type = entry->aa_default;
formatEntry = entry->format[aa_type];
for(idx = 0; idx < count; idx++) {
if( !formatEntry ) {
UploadGlyph(physDev, wstr[idx], aa_type);
/* re-evaluate antialias since aa_default may have changed */
if( disable_antialias == FALSE )
aa_type = entry->aa_default;
formatEntry = entry->format[aa_type];
} else if( wstr[idx] >= formatEntry->nrealized || formatEntry->realized[wstr[idx]] == FALSE) {
UploadGlyph(physDev, wstr[idx], aa_type);
}
}
if (!formatEntry)
{
WARN("could not upload requested glyphs\n");
LeaveCriticalSection(&xrender_cs);
goto done_unlock;
}
TRACE("Writing %s at %d,%d\n", debugstr_wn(wstr,count),
physDev->dc_rect.left + x, physDev->dc_rect.top + y);
if(X11DRV_XRender_Installed)
{
XGlyphElt16 *elts = HeapAlloc(GetProcessHeap(), 0, sizeof(XGlyphElt16) * count);
INT offset = 0;
POINT desired, current;
int render_op = PictOpOver;
/* There's a bug in XRenderCompositeText that ignores the xDst and yDst parameters.
So we pass zeros to the function and move to our starting position using the first
element of the elts array. */
desired.x = physDev->dc_rect.left + x;
desired.y = physDev->dc_rect.top + y;
current.x = current.y = 0;
tile_pict = get_tile_pict(dst_format, physDev->textPixel);
/* FIXME the mapping of Text/BkColor onto 1 or 0 needs investigation.
*/
if((dst_format->format == WXR_FORMAT_MONO) && (textPixel == 0))
render_op = PictOpOutReverse; /* This gives us 'black' text */
for(idx = 0; idx < count; idx++)
{
elts[idx].glyphset = formatEntry->glyphset;
elts[idx].chars = wstr + idx;
elts[idx].nchars = 1;
elts[idx].xOff = desired.x - current.x;
elts[idx].yOff = desired.y - current.y;
current.x += (elts[idx].xOff + formatEntry->gis[wstr[idx]].xOff);
current.y += (elts[idx].yOff + formatEntry->gis[wstr[idx]].yOff);
if(!lpDx)
{
desired.x += formatEntry->gis[wstr[idx]].xOff;
desired.y += formatEntry->gis[wstr[idx]].yOff;
}
else
{
offset += lpDx[idx];
desired.x = physDev->dc_rect.left + x + offset * cosEsc;
desired.y = physDev->dc_rect.top + y - offset * sinEsc;
}
}
wine_tsx11_lock();
pXRenderCompositeText16(gdi_display, render_op,
tile_pict,
physDev->xrender->pict,
formatEntry->font_format->pict_format,
0, 0, 0, 0, elts, count);
wine_tsx11_unlock();
HeapFree(GetProcessHeap(), 0, elts);
} else {
INT offset = 0, xoff = 0, yoff = 0;
wine_tsx11_lock();
XSetForeground( gdi_display, physDev->gc, textPixel );
if(aa_type == AA_None || physDev->depth == 1)
{
void (* sharp_glyph_fn)(X11DRV_PDEVICE *, INT, INT, void *, XGlyphInfo *);
if(aa_type == AA_None)
sharp_glyph_fn = SharpGlyphMono;
else
sharp_glyph_fn = SharpGlyphGray;
for(idx = 0; idx < count; idx++) {
sharp_glyph_fn(physDev, physDev->dc_rect.left + x + xoff,
physDev->dc_rect.top + y + yoff,
formatEntry->bitmaps[wstr[idx]],
&formatEntry->gis[wstr[idx]]);
if(lpDx) {
offset += lpDx[idx];
xoff = offset * cosEsc;
yoff = offset * -sinEsc;
} else {
xoff += formatEntry->gis[wstr[idx]].xOff;
yoff += formatEntry->gis[wstr[idx]].yOff;
}
}
} else {
XImage *image;
int image_x, image_y, image_off_x, image_off_y, image_w, image_h;
RECT extents = {0, 0, 0, 0};
POINT cur = {0, 0};
int w = physDev->drawable_rect.right - physDev->drawable_rect.left;
int h = physDev->drawable_rect.bottom - physDev->drawable_rect.top;
TRACE("drawable %dx%d\n", w, h);
for(idx = 0; idx < count; idx++) {
if(extents.left > cur.x - formatEntry->gis[wstr[idx]].x)
extents.left = cur.x - formatEntry->gis[wstr[idx]].x;
if(extents.top > cur.y - formatEntry->gis[wstr[idx]].y)
extents.top = cur.y - formatEntry->gis[wstr[idx]].y;
if(extents.right < cur.x - formatEntry->gis[wstr[idx]].x + formatEntry->gis[wstr[idx]].width)
extents.right = cur.x - formatEntry->gis[wstr[idx]].x + formatEntry->gis[wstr[idx]].width;
if(extents.bottom < cur.y - formatEntry->gis[wstr[idx]].y + formatEntry->gis[wstr[idx]].height)
extents.bottom = cur.y - formatEntry->gis[wstr[idx]].y + formatEntry->gis[wstr[idx]].height;
if(lpDx) {
offset += lpDx[idx];
cur.x = offset * cosEsc;
cur.y = offset * -sinEsc;
} else {
cur.x += formatEntry->gis[wstr[idx]].xOff;
cur.y += formatEntry->gis[wstr[idx]].yOff;
}
}
TRACE("glyph extents %d,%d - %d,%d drawable x,y %d,%d\n", extents.left, extents.top,
extents.right, extents.bottom, physDev->dc_rect.left + x, physDev->dc_rect.top + y);
if(physDev->dc_rect.left + x + extents.left >= 0) {
image_x = physDev->dc_rect.left + x + extents.left;
image_off_x = 0;
} else {
image_x = 0;
image_off_x = physDev->dc_rect.left + x + extents.left;
}
if(physDev->dc_rect.top + y + extents.top >= 0) {
image_y = physDev->dc_rect.top + y + extents.top;
image_off_y = 0;
} else {
image_y = 0;
image_off_y = physDev->dc_rect.top + y + extents.top;
}
if(physDev->dc_rect.left + x + extents.right < w)
image_w = physDev->dc_rect.left + x + extents.right - image_x;
else
image_w = w - image_x;
if(physDev->dc_rect.top + y + extents.bottom < h)
image_h = physDev->dc_rect.top + y + extents.bottom - image_y;
else
image_h = h - image_y;
if(image_w <= 0 || image_h <= 0) goto no_image;
X11DRV_expect_error(gdi_display, XRenderErrorHandler, NULL);
image = XGetImage(gdi_display, physDev->drawable,
image_x, image_y, image_w, image_h,
AllPlanes, ZPixmap);
X11DRV_check_error();
TRACE("XGetImage(%p, %x, %d, %d, %d, %d, %lx, %x) depth = %d rets %p\n",
gdi_display, (int)physDev->drawable, image_x, image_y,
image_w, image_h, AllPlanes, ZPixmap,
physDev->depth, image);
if(!image) {
Pixmap xpm = XCreatePixmap(gdi_display, root_window, image_w, image_h,
physDev->depth);
GC gc;
XGCValues gcv;
gcv.graphics_exposures = False;
gc = XCreateGC(gdi_display, xpm, GCGraphicsExposures, &gcv);
XCopyArea(gdi_display, physDev->drawable, xpm, gc, image_x, image_y,
image_w, image_h, 0, 0);
XFreeGC(gdi_display, gc);
X11DRV_expect_error(gdi_display, XRenderErrorHandler, NULL);
image = XGetImage(gdi_display, xpm, 0, 0, image_w, image_h, AllPlanes,
ZPixmap);
X11DRV_check_error();
XFreePixmap(gdi_display, xpm);
}
if(!image) goto no_image;
image->red_mask = visual->red_mask;
image->green_mask = visual->green_mask;
image->blue_mask = visual->blue_mask;
offset = xoff = yoff = 0;
for(idx = 0; idx < count; idx++) {
SmoothGlyphGray(image, xoff + image_off_x - extents.left,
yoff + image_off_y - extents.top,
formatEntry->bitmaps[wstr[idx]],
&formatEntry->gis[wstr[idx]],
physDev->textPixel);
if(lpDx) {
offset += lpDx[idx];
xoff = offset * cosEsc;
yoff = offset * -sinEsc;
} else {
xoff += formatEntry->gis[wstr[idx]].xOff;
yoff += formatEntry->gis[wstr[idx]].yOff;
}
}
XPutImage(gdi_display, physDev->drawable, physDev->gc, image, 0, 0,
image_x, image_y, image_w, image_h);
XDestroyImage(image);
}
no_image:
wine_tsx11_unlock();
}
LeaveCriticalSection(&xrender_cs);
if (flags & ETO_CLIPPED)
{
/* restore the device region */
X11DRV_SetDeviceClipping( physDev, saved_region, 0 );
DeleteObject( saved_region );
}
retv = TRUE;
done_unlock:
X11DRV_UnlockDIBSection( physDev, TRUE );
return retv;
}
/******************************************************************************
* AlphaBlend (x11drv.@)
*/
BOOL CDECL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
X11DRV_PDEVICE *devSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
BLENDFUNCTION blendfn)
{
XRenderPictureAttributes pa;
Picture dst_pict, src_pict;
Pixmap xpm;
DIBSECTION dib;
XImage *image;
GC gc;
XGCValues gcv;
DWORD *dstbits, *data;
int y, y2;
POINT pts[2];
BOOL top_down = FALSE;
RGNDATA *rgndata;
WineXRenderFormat *dst_format = get_xrender_format_from_pdevice(devDst);
WineXRenderFormat *src_format;
int repeat_src;
if(!X11DRV_XRender_Installed) {
FIXME("Unable to AlphaBlend without Xrender\n");
return FALSE;
}
pts[0].x = xDst;
pts[0].y = yDst;
pts[1].x = xDst + widthDst;
pts[1].y = yDst + heightDst;
LPtoDP(devDst->hdc, pts, 2);
xDst = pts[0].x;
yDst = pts[0].y;
widthDst = pts[1].x - pts[0].x;
heightDst = pts[1].y - pts[0].y;
pts[0].x = xSrc;
pts[0].y = ySrc;
pts[1].x = xSrc + widthSrc;
pts[1].y = ySrc + heightSrc;
LPtoDP(devSrc->hdc, pts, 2);
xSrc = pts[0].x;
ySrc = pts[0].y;
widthSrc = pts[1].x - pts[0].x;
heightSrc = pts[1].y - pts[0].y;
if (!widthDst || !heightDst || !widthSrc || !heightSrc) return TRUE;
/* If the source is a 1x1 bitmap, tiling is equivalent to stretching, but
tiling is much faster. Therefore, we do no stretching in this case. */
repeat_src = widthSrc == 1 && heightSrc == 1;
#ifndef HAVE_XRENDERSETPICTURETRANSFORM
if((widthDst != widthSrc || heightDst != heightSrc) && !repeat_src)
#else
if(!pXRenderSetPictureTransform && !repeat_src)
#endif
{
FIXME("Unable to Stretch, XRenderSetPictureTransform is currently required\n");
return FALSE;
}
if (!devSrc->bitmap || GetObjectW( devSrc->bitmap->hbitmap, sizeof(dib), &dib ) != sizeof(dib))
{
static BOOL out = FALSE;
if (!out)
{
FIXME("not a dibsection\n");
out = TRUE;
}
return FALSE;
}
if (xSrc < 0 || ySrc < 0 || widthSrc < 0 || heightSrc < 0 || xSrc + widthSrc > dib.dsBmih.biWidth
|| ySrc + heightSrc > abs(dib.dsBmih.biHeight))
{
WARN("Invalid src coords: (%d,%d), size %dx%d\n", xSrc, ySrc, widthSrc, heightSrc);
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if ((blendfn.AlphaFormat & AC_SRC_ALPHA) && blendfn.SourceConstantAlpha != 0xff)
FIXME("Ignoring SourceConstantAlpha %d for AC_SRC_ALPHA\n", blendfn.SourceConstantAlpha);
if(dib.dsBm.bmBitsPixel != 32) {
FIXME("not a 32 bpp dibsection\n");
return FALSE;
}
dstbits = data = HeapAlloc(GetProcessHeap(), 0, heightSrc * widthSrc * 4);
if(dib.dsBmih.biHeight < 0) { /* top-down dib */
top_down = TRUE;
dstbits += widthSrc * (heightSrc - 1);
y2 = ySrc;
y = y2 + heightSrc - 1;
}
else
{
y = dib.dsBmih.biHeight - ySrc - 1;
y2 = y - heightSrc + 1;
}
if (blendfn.AlphaFormat & AC_SRC_ALPHA)
{
for(; y >= y2; y--)
{
memcpy(dstbits, (char *)dib.dsBm.bmBits + y * dib.dsBm.bmWidthBytes + xSrc * 4,
widthSrc * 4);
dstbits += (top_down ? -1 : 1) * widthSrc;
}
}
else
{
DWORD source_alpha = (DWORD)blendfn.SourceConstantAlpha << 24;
int x;
for(; y >= y2; y--)
{
DWORD *srcbits = (DWORD *)((char *)dib.dsBm.bmBits + y * dib.dsBm.bmWidthBytes) + xSrc;
for (x = 0; x < widthSrc; x++)
{
DWORD argb = *srcbits++;
argb = (argb & 0xffffff) | source_alpha;
*dstbits++ = argb;
}
if (top_down) /* we traversed the row forward so we should go back by two rows */
dstbits -= 2 * widthSrc;
}
}
rgndata = X11DRV_GetRegionData( devDst->region, 0 );
wine_tsx11_lock();
image = XCreateImage(gdi_display, visual, 32, ZPixmap, 0,
(char*) data, widthSrc, heightSrc, 32, widthSrc * 4);
src_format = get_xrender_format(WXR_FORMAT_A8R8G8B8);
TRACE("src_format %p\n", src_format);
if(!src_format)
{
WARN("Unable to find a picture format supporting alpha, make sure X is running at 24-bit\n");
return FALSE;
}
pa.subwindow_mode = IncludeInferiors;
pa.repeat = repeat_src ? RepeatNormal : RepeatNone;
/* FIXME use devDst->xrender->pict ? */
dst_pict = pXRenderCreatePicture(gdi_display,
devDst->drawable,
dst_format->pict_format,
CPSubwindowMode, &pa);
TRACE("dst_pict %08lx\n", dst_pict);
TRACE("src_drawable = %08lx\n", devSrc->drawable);
xpm = XCreatePixmap(gdi_display,
root_window,
widthSrc, heightSrc, 32);
gcv.graphics_exposures = False;
gc = XCreateGC(gdi_display, xpm, GCGraphicsExposures, &gcv);
TRACE("xpm = %08lx\n", xpm);
XPutImage(gdi_display, xpm, gc, image, 0, 0, 0, 0, widthSrc, heightSrc);
src_pict = pXRenderCreatePicture(gdi_display,
xpm, src_format->pict_format,
CPSubwindowMode|CPRepeat, &pa);
TRACE("src_pict %08lx\n", src_pict);
if (rgndata)
{
pXRenderSetPictureClipRectangles( gdi_display, dst_pict,
devDst->dc_rect.left, devDst->dc_rect.top,
(XRectangle *)rgndata->Buffer,
rgndata->rdh.nCount );
HeapFree( GetProcessHeap(), 0, rgndata );
}
#ifdef HAVE_XRENDERSETPICTURETRANSFORM
if(!repeat_src && (widthDst != widthSrc || heightDst != heightSrc)) {
double xscale = widthSrc/(double)widthDst;
double yscale = heightSrc/(double)heightDst;
XTransform xform = {{
{ XDoubleToFixed(xscale), XDoubleToFixed(0), XDoubleToFixed(0) },
{ XDoubleToFixed(0), XDoubleToFixed(yscale), XDoubleToFixed(0) },
{ XDoubleToFixed(0), XDoubleToFixed(0), XDoubleToFixed(1) }
}};
pXRenderSetPictureTransform(gdi_display, src_pict, &xform);
}
#endif
pXRenderComposite(gdi_display, PictOpOver, src_pict, 0, dst_pict,
0, 0, 0, 0,
xDst + devDst->dc_rect.left, yDst + devDst->dc_rect.top, widthDst, heightDst);
pXRenderFreePicture(gdi_display, src_pict);
XFreePixmap(gdi_display, xpm);
XFreeGC(gdi_display, gc);
pXRenderFreePicture(gdi_display, dst_pict);
image->data = NULL;
XDestroyImage(image);
wine_tsx11_unlock();
HeapFree(GetProcessHeap(), 0, data);
return TRUE;
}
#else /* SONAME_LIBXRENDER */
void X11DRV_XRender_Init(void)
{
TRACE("XRender support not compiled in.\n");
return;
}
void X11DRV_XRender_Finalize(void)
{
}
BOOL X11DRV_XRender_SelectFont(X11DRV_PDEVICE *physDev, HFONT hfont)
{
assert(0);
return FALSE;
}
void X11DRV_XRender_DeleteDC(X11DRV_PDEVICE *physDev)
{
assert(0);
return;
}
BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flags,
const RECT *lprect, LPCWSTR wstr, UINT count,
const INT *lpDx )
{
assert(0);
return FALSE;
}
void X11DRV_XRender_UpdateDrawable(X11DRV_PDEVICE *physDev)
{
assert(0);
return;
}
/******************************************************************************
* AlphaBlend (x11drv.@)
*/
BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
X11DRV_PDEVICE *devSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
BLENDFUNCTION blendfn)
{
FIXME("not supported - XRENDER headers were missing at compile time\n");
return FALSE;
}
#endif /* SONAME_LIBXRENDER */