Commit 23e2cb1f authored by Andrew Riedi's avatar Andrew Riedi Committed by Alexandre Julliard

winex11.drv: Add Xcursor support for 32 bit cursors.

Based on patch by Henri Verbeet.
parent 7b289821
......@@ -7672,9 +7672,11 @@ then
for ac_header in X11/Xlib.h \
X11/XKBlib.h \
X11/Xutil.h \
X11/Xcursor/Xcursor.h \
X11/extensions/shape.h \
X11/extensions/XInput.h \
X11/extensions/XShm.h \
......@@ -14724,6 +14726,82 @@ _ACEOF
fi
{ echo "$as_me:$LINENO: checking for -lXcursor soname" >&5
echo $ECHO_N "checking for -lXcursor soname... $ECHO_C" >&6; }
if test "${ac_cv_lib_soname_Xcursor+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_get_soname_save_LIBS=$LIBS
LIBS="-lXcursor $X_LIBS -lX11 $X_EXTRA_LIBS $LIBS"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
/* Override any GCC internal prototype to avoid an error.
Use char because int might match the return type of a GCC
builtin and then its argument prototype would still apply. */
#ifdef __cplusplus
extern "C"
#endif
char XcursorImageLoadCursor ();
int
main ()
{
return XcursorImageLoadCursor ();
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (ac_try="$ac_link"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
(eval "$ac_link") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest$ac_exeext &&
$as_test_x conftest$ac_exeext; then
case "$LIBEXT" in
dylib) ac_cv_lib_soname_Xcursor=`otool -L conftest$ac_exeext | grep libXcursor\\.[0-9A-Za-z.]*dylib | sed -e "s/^.*\/\(libXcursor\.[0-9A-Za-z.]*dylib\).*$/\1/"';2,$d'` ;;
so) ac_cv_lib_soname_Xcursor=`$ac_cv_path_LDD conftest$ac_exeext | grep libXcursor\\.so | sed -e "s/^.*\(libXcursor\.so[^ ]*\).*$/\1/"';2,$d'` ;;
esac
if test "x$ac_cv_lib_soname_Xcursor" = "x"
then
ac_cv_lib_soname_Xcursor="libXcursor.$LIBEXT"
fi
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_lib_soname_Xcursor="libXcursor.$LIBEXT"
fi
rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_get_soname_save_LIBS
fi
{ echo "$as_me:$LINENO: result: $ac_cv_lib_soname_Xcursor" >&5
echo "${ECHO_T}$ac_cv_lib_soname_Xcursor" >&6; }
if test "${ac_cv_lib_soname_Xcursor+set}" = set; then
cat >>confdefs.h <<_ACEOF
#define SONAME_LIBXCURSOR "$ac_cv_lib_soname_Xcursor"
_ACEOF
fi
{ echo "$as_me:$LINENO: checking for -lfreetype soname" >&5
echo $ECHO_N "checking for -lfreetype soname... $ECHO_C" >&6; }
if test "${ac_cv_lib_soname_freetype+set}" = set; then
......
......@@ -335,6 +335,7 @@ then
AC_CHECK_HEADERS([X11/Xlib.h \
X11/XKBlib.h \
X11/Xutil.h \
X11/Xcursor/Xcursor.h \
X11/extensions/shape.h \
X11/extensions/XInput.h \
X11/extensions/XShm.h \
......@@ -1151,6 +1152,7 @@ then
WINE_GET_SONAME(Xinerama,XineramaQueryScreens,[$X_LIBS -lXext -lX11 $X_EXTRA_LIBS])
WINE_GET_SONAME(Xrender,XRenderQueryExtension,[$X_LIBS -lXext -lX11 $X_EXTRA_LIBS])
WINE_GET_SONAME(Xrandr,XRRQueryExtension,[$X_LIBS -lXext -lX11 $X_EXTRA_LIBS])
WINE_GET_SONAME(Xcursor,XcursorImageLoadCursor,[$X_LIBS -lX11 $X_EXTRA_LIBS])
WINE_GET_SONAME(freetype,FT_Init_FreeType,[$X_LIBS])
WINE_GET_SONAME(GL,glXQueryExtension,[$X_LIBS $X_EXTRA_LIBS])
WINE_GET_SONAME(hal,libhal_ctx_new)
......
......@@ -89,6 +89,9 @@ static void device_init(void)
/* Initialize XRender */
X11DRV_XRender_Init();
/* Init Xcursor */
X11DRV_Xcursor_Init();
palette_size = X11DRV_PALETTE_Init();
X11DRV_BITMAP_Init();
......
......@@ -2,6 +2,7 @@
* X11 mouse driver
*
* Copyright 1998 Ulrich Weigand
* Copyright 2007 Henri Verbeet
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
......@@ -19,10 +20,24 @@
*/
#include "config.h"
#include "wine/port.h"
#include <X11/Xlib.h>
#include <stdarg.h>
#ifdef HAVE_X11_XCURSOR_XCURSOR_H
# include <X11/Xcursor/Xcursor.h>
# ifndef SONAME_LIBXCURSOR
# define SONAME_LIBXCURSOR "libXcursor.so"
# endif
static void *xcursor_handle;
# define MAKE_FUNCPTR(f) static typeof(f) * p##f
MAKE_FUNCPTR(XcursorImageCreate);
MAKE_FUNCPTR(XcursorImageDestroy);
MAKE_FUNCPTR(XcursorImageLoadCursor);
# undef MAKE_FUNCPTR
#endif /* HAVE_X11_XCURSOR_XCURSOR_H */
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
......@@ -32,6 +47,7 @@
#include "win.h"
#include "x11drv.h"
#include "wine/server.h"
#include "wine/library.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(cursor);
......@@ -75,6 +91,32 @@ static RECT cursor_clip; /* Cursor clipping rect */
BOOL X11DRV_SetCursorPos( INT x, INT y );
/***********************************************************************
* X11DRV_Xcursor_Init
*
* Load the Xcursor library for use.
*/
void X11DRV_Xcursor_Init(void)
{
#ifdef HAVE_X11_XCURSOR_XCURSOR_H
xcursor_handle = wine_dlopen(SONAME_LIBXCURSOR, RTLD_NOW, NULL, 0);
if (!xcursor_handle) /* wine_dlopen failed. */
{
WARN("Xcursor failed to load. Using fallback code.\n");
return;
}
#define LOAD_FUNCPTR(f) \
p##f = wine_dlsym(xcursor_handle, #f, NULL, 0)
LOAD_FUNCPTR(XcursorImageCreate);
LOAD_FUNCPTR(XcursorImageDestroy);
LOAD_FUNCPTR(XcursorImageLoadCursor);
#undef LOAD_FUNCPTR
#endif /* HAVE_X11_XCURSOR_XCURSOR_H */
}
/***********************************************************************
* get_coords
*
......@@ -352,6 +394,165 @@ void X11DRV_send_mouse_input( HWND hwnd, DWORD flags, DWORD x, DWORD y,
}
#ifdef HAVE_X11_XCURSOR_XCURSOR_H
/***********************************************************************
* create_cursor_image
*
* Create an XcursorImage from a CURSORICONINFO
*/
static XcursorImage *create_cursor_image( CURSORICONINFO *ptr )
{
int x, xmax;
int y, ymax;
int and_size, xor_size;
unsigned char *and_bits, *and_ptr, *xor_bits, *xor_ptr;
int and_width_bytes, xor_width_bytes;
XcursorPixel *pixel_ptr;
XcursorImage *image;
ymax = (ptr->nHeight > 32) ? 32 : ptr->nHeight;
xmax = (ptr->nWidth > 32) ? 32 : ptr->nWidth;
and_width_bytes = xmax / 8;
xor_width_bytes = and_width_bytes * ptr->bBitsPerPixel;
and_size = ptr->nWidth * ptr->nHeight / 8;
and_ptr = and_bits = (unsigned char *)(ptr + 1);
xor_size = xor_width_bytes * ptr->nHeight;
xor_ptr = xor_bits = and_ptr + and_size;
image = pXcursorImageCreate( xmax, ymax );
pixel_ptr = image->pixels;
/* On windows, to calculate the color for a pixel, first an AND is done
* with the background and the "and" bitmap, then an XOR with the "xor"
* bitmap. This means that when the data in the "and" bitmap is 0, the
* pixel will get the color as specified in the "xor" bitmap.
* However, if the data in the "and" bitmap is 1, the result will be the
* background XOR'ed with the value in the "xor" bitmap. In case the "xor"
* data is completely black (0x000000) the pixel will become transparent,
* in case it's white (0xffffff) the pixel will become the inverse of the
* background color.
*
* Since we can't support inverting colors, we map the grayscale value of
* the "xor" data to the alpha channel, and xor the the color with either
* black or white.
*/
for (y = 0; y < ymax; ++y)
{
and_ptr = and_bits + (y * and_width_bytes);
xor_ptr = xor_bits + (y * xor_width_bytes);
for (x = 0; x < xmax; ++x)
{
/* Xcursor pixel data is in ARGB format, with A in the high byte */
switch (ptr->bBitsPerPixel)
{
case 32:
/* BGRA, 8 bits each */
*pixel_ptr = *xor_ptr++;
*pixel_ptr |= *xor_ptr++ << 8;
*pixel_ptr |= *xor_ptr++ << 16;
*pixel_ptr |= *xor_ptr++ << 24;
break;
case 24:
/* BGR, 8 bits each */
*pixel_ptr = *xor_ptr++;
*pixel_ptr |= *xor_ptr++ << 8;
*pixel_ptr |= *xor_ptr++ << 16;
break;
case 16:
/* BGR, 5 red, 6 green, 5 blue */
*pixel_ptr = *xor_ptr * 0x1f;
*pixel_ptr |= (*xor_ptr & 0xe0) << 3;
++xor_ptr;
*pixel_ptr |= (*xor_ptr & 0x07) << 11;
*pixel_ptr |= (*xor_ptr & 0xf8) << 13;
break;
case 1:
if (*xor_ptr & (1 << (7 - (x & 7)))) *pixel_ptr = 0xffffff;
else *pixel_ptr = 0;
if ((x & 7) == 7) ++xor_ptr;
break;
default:
FIXME("Currently no support for cursors with %d bits per pixel\n", ptr->bBitsPerPixel);
return 0;
}
if (ptr->bBitsPerPixel != 32)
{
/* Alpha channel */
if (~*and_ptr & (1 << (7 - (x & 7)))) *pixel_ptr |= 0xff << 24;
else if (*pixel_ptr)
{
int alpha = (*pixel_ptr & 0xff) * 0.30f
+ ((*pixel_ptr & 0xff00) >> 8) * 0.55f
+ ((*pixel_ptr & 0xff0000) >> 16) * 0.15f;
*pixel_ptr ^= ((x + y) % 2) ? 0xffffff : 0x000000;
*pixel_ptr |= alpha << 24;
}
if ((x & 7) == 7) ++and_ptr;
}
++pixel_ptr;
}
}
return image;
}
/***********************************************************************
* create_xcursor_cursor
*
* Use Xcursor to create an X cursor from a Windows one.
*/
static Cursor create_xcursor_cursor( Display *display, CURSORICONINFO *ptr )
{
Cursor cursor;
XcursorImage *image;
if (!ptr) /* Create an empty cursor */
{
image = pXcursorImageCreate( 1, 1 );
image->xhot = 0;
image->yhot = 0;
*(image->pixels) = 0;
cursor = pXcursorImageLoadCursor( display, image );
pXcursorImageDestroy( image );
return cursor;
}
image = create_cursor_image( ptr );
if (!image) return 0;
/* Make sure hotspot is valid */
image->xhot = ptr->ptHotSpot.x;
image->yhot = ptr->ptHotSpot.y;
if (image->xhot < 0 || image->xhot >= image->width ||
image->yhot < 0 || image->yhot >= image->height)
{
image->xhot = image->width / 2;
image->yhot = image->height / 2;
}
image->delay = 0;
cursor = pXcursorImageLoadCursor( display, image );
pXcursorImageDestroy( image );
return cursor;
}
#endif /* HAVE_X11_XCURSOR_XCURSOR_H */
/***********************************************************************
* create_cursor
*
......@@ -363,6 +564,10 @@ static Cursor create_cursor( Display *display, CURSORICONINFO *ptr )
XColor fg, bg;
Cursor cursor = None;
#ifdef HAVE_X11_XCURSOR_XCURSOR_H
if (pXcursorImageLoadCursor) return create_xcursor_cursor( display, ptr );
#endif
if (!ptr) /* Create an empty cursor */
{
static const char data[] = { 0 };
......
......@@ -228,6 +228,7 @@ extern BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev);
/* X11 driver internal functions */
extern void X11DRV_Xcursor_Init(void);
extern void X11DRV_BITMAP_Init(void);
extern void X11DRV_FONT_Init( int log_pixels_x, int log_pixels_y );
......
......@@ -924,6 +924,9 @@
/* Define to 1 if you have the <X11/extensions/XShm.h> header file. */
#undef HAVE_X11_EXTENSIONS_XSHM_H
/* Define to 1 if you have the <X11/Xcursor/Xcursor.h> header file. */
#undef HAVE_X11_XCURSOR_XCURSOR_H
/* Define to 1 if you have the <X11/XKBlib.h> header file. */
#undef HAVE_X11_XKBLIB_H
......@@ -1029,6 +1032,9 @@
/* Define to the soname of the libX11 library. */
#undef SONAME_LIBX11
/* Define to the soname of the libXcursor library. */
#undef SONAME_LIBXCURSOR
/* Define to the soname of the libXext library. */
#undef SONAME_LIBXEXT
......
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