21 #include "../../SDL_internal.h" 23 #if SDL_VIDEO_DRIVER_X11 29 #ifndef NO_SHARED_MEMORY 33 static int (*X_handler)(Display *, XErrorEvent *) =
NULL;
34 static int shm_errhandler(Display *
d, XErrorEvent *
e)
36 if ( e->error_code == BadAccess ) {
40 return(X_handler(d,e));
48 return SDL_X11_HAVE_SHM;
57 void **
pixels,
int *pitch)
68 gcv.graphics_exposures = False;
69 data->
gc = X11_XCreateGC(display, data->
xwindow, GCGraphicsExposures, &gcv);
76 return SDL_SetError(
"Couldn't get window visual information");
88 #ifndef NO_SHARED_MEMORY 90 XShmSegmentInfo *shminfo = &data->
shminfo;
92 shminfo->shmid = shmget(IPC_PRIVATE, window->
h*(*pitch), IPC_CREAT | 0777);
93 if ( shminfo->shmid >= 0 ) {
94 shminfo->shmaddr = (
char *)shmat(shminfo->shmid, 0, 0);
95 shminfo->readOnly = False;
96 if ( shminfo->shmaddr != (
char *)-1 ) {
98 X_handler = X11_XSetErrorHandler(shm_errhandler);
99 X11_XShmAttach(display, shminfo);
100 X11_XSync(display, False);
101 X11_XSetErrorHandler(X_handler);
103 shmdt(shminfo->shmaddr);
107 shmctl(shminfo->shmid, IPC_RMID,
NULL);
112 data->
ximage = X11_XShmCreateImage(display, data->
visual,
113 vinfo.depth, ZPixmap,
114 shminfo->shmaddr, shminfo,
115 window->
w, window->
h);
117 X11_XShmDetach(display, shminfo);
118 X11_XSync(display, False);
119 shmdt(shminfo->shmaddr);
123 *pixels = shminfo->shmaddr;
131 if (*pixels ==
NULL) {
136 vinfo.depth, ZPixmap, 0, (
char *)(*pixels),
137 window->
w, window->
h, 32, 0);
153 #ifndef NO_SHARED_MEMORY
155 for (
i = 0;
i < numrects; ++
i) {
161 if (
w <= 0 ||
h <= 0 || (x +
w) <= 0 || (
y +
h) <= 0) {
175 if (x +
w > window->
w)
177 if (
y +
h > window->
h)
181 x,
y, x,
y,
w,
h, False);
187 for (
i = 0;
i < numrects; ++
i) {
193 if (
w <= 0 ||
h <= 0 || (x +
w) <= 0 || (
y +
h) <= 0) {
207 if (x +
w > window->
w)
209 if (
y +
h > window->
h)
217 X11_XSync(display, False);
236 XDestroyImage(data->
ximage);
238 #ifndef NO_SHARED_MEMORY 240 X11_XShmDetach(display, &data->
shminfo);
241 X11_XSync(display, False);
250 X11_XFreeGC(display, data->
gc);
Uint32 X11_GetPixelFormatFromVisualInfo(Display *display, XVisualInfo *vinfo)
int X11_CreateWindowFramebuffer(_THIS, SDL_Window *window, Uint32 *format, void **pixels, int *pitch)
SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char const char SDL_SCANF_FORMAT_STRING const char return SDL_ThreadFunction const char void return Uint32 return Uint32 SDL_AssertionHandler void SDL_SpinLock SDL_atomic_t int int return SDL_atomic_t return void void void return void return int return SDL_AudioSpec SDL_AudioSpec return int int return return int SDL_RWops int SDL_AudioSpec Uint8 Uint32 * e
GLint GLint GLint GLint GLint x
struct wl_display * display
GLfloat GLfloat GLfloat GLfloat h
set set set set set set set macro pixldst1 abits if abits op else op endif endm macro pixldst2 abits if abits op else op endif endm macro pixldst4 abits if abits op else op endif endm macro pixldst0 abits op endm macro pixldst3 mem_operand op endm macro pixldst30 mem_operand op endm macro pixldst abits if abits elseif abits elseif abits elseif abits elseif abits pixldst0 abits else pixldst0 abits pixldst0 abits pixldst0 abits pixldst0 abits endif elseif abits else pixldst0 abits pixldst0 abits endif elseif abits else error unsupported bpp *numpix else pixst endif endm macro pixld1_s mem_operand if asr adds SRC_WIDTH_FIXED bpl add asl mov asr adds SRC_WIDTH_FIXED bpl add asl mov asr adds SRC_WIDTH_FIXED bpl add asl mov asr adds SRC_WIDTH_FIXED bpl add asl elseif asr adds SRC_WIDTH_FIXED bpl add asl mov asr adds SRC_WIDTH_FIXED bpl add asl else error unsupported endif endm macro pixld2_s mem_operand if mov asr add asl add asl mov asr sub UNIT_X add asl mov asr add asl add asl mov asr add UNIT_X add asl else pixld1_s mem_operand pixld1_s mem_operand endif endm macro pixld0_s mem_operand if asr adds SRC_WIDTH_FIXED bpl add asl elseif asr adds SRC_WIDTH_FIXED bpl add asl endif endm macro pixld_s_internal mem_operand if mem_operand pixld2_s mem_operand pixdeinterleave basereg elseif mem_operand elseif mem_operand elseif mem_operand elseif mem_operand pixld0_s mem_operand else pixld0_s mem_operand pixld0_s mem_operand pixld0_s mem_operand pixld0_s mem_operand endif elseif mem_operand else pixld0_s mem_operand pixld0_s mem_operand endif elseif mem_operand else error unsupported mem_operand if bpp mem_operand endif endm macro vuzp8 reg2 vuzp d d ®2 endm macro vzip8 reg2 vzip d d ®2 endm macro pixdeinterleave basereg basereg basereg basereg basereg endif endm macro pixinterleave basereg basereg basereg basereg basereg endif endm macro PF boost_increment endif if endif PF tst PF addne PF subne PF cmp ORIG_W if endif if endif if endif PF subge ORIG_W PF subges if endif if endif if endif endif endm macro cache_preload_simple endif if dst_r_bpp pld [DST_R, #(PREFETCH_DISTANCE_SIMPLE *dst_r_bpp/8)] endif if mask_bpp pld if[MASK, #(PREFETCH_DISTANCE_SIMPLE *mask_bpp/8)] endif endif endm macro fetch_mask_pixblock pixld mask_basereg pixblock_size MASK endm macro ensure_destination_ptr_alignment process_pixblock_tail_head if beq irp local skip1(dst_w_bpp<=(lowbit *8)) &&((lowbit *8)<(pixblock_size *dst_w_bpp)) .if lowbit< 16 tst DST_R
int X11_UpdateWindowFramebuffer(_THIS, SDL_Window *window, const SDL_Rect *rects, int numrects)
#define SDL_BYTESPERPIXEL(X)
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
void X11_DestroyWindowFramebuffer(_THIS, SDL_Window *window)
static SDL_VideoDevice * _this
GLint GLint GLsizei GLsizei GLsizei GLint GLenum format
SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char const char SDL_SCANF_FORMAT_STRING const char return SDL_ThreadFunction const char void return Uint32 return Uint32 SDL_AssertionHandler void SDL_SpinLock SDL_atomic_t int int return SDL_atomic_t return void void void return void return int return SDL_AudioSpec SDL_AudioSpec return int int return return int SDL_RWops int SDL_AudioSpec Uint8 ** d
struct SDL_VideoData * videodata
GLubyte GLubyte GLubyte GLubyte w
GLint GLint GLint GLint GLint GLint y
GLint GLint GLsizei GLsizei GLsizei GLint GLenum GLenum const GLvoid * pixels
return Display return Display Bool Bool int int int return Display XEvent Bool(*) XPointer return Display return Display Drawable _Xconst char unsigned int unsigned int return Display Pixmap Pixmap XColor XColor unsigned int unsigned int return Display _Xconst char char int char return Display Visual unsigned int int int char unsigned int unsigned int in i)
#define SDL_OutOfMemory()
EGLSurface EGLNativeWindowType * window
The type used to identify a window.
EGLSurface EGLint * rects
int X11_GetVisualInfoFromVisual(Display *display, Visual *visual, XVisualInfo *vinfo)
A rectangle, with the origin at the upper left.