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commit 21e1fa797b0f25794c323793ebcff1c1762c755a Author: Cyril Hrubis metan@ucw.cz Date: Fri Mar 1 13:42:47 2013 +0100
libs: backends: X11 backend code refactoring.
First part of the cleanup + initial support for multiple windows.
diff --git a/libs/backends/GP_X11.c b/libs/backends/GP_X11.c index c5b17d8..3a6e2ba 100644 --- a/libs/backends/GP_X11.c +++ b/libs/backends/GP_X11.c @@ -42,103 +42,91 @@ #endif /* HAVE_X_SHM */
#include "input/GP_InputDriverX11.h" -#include "GP_X11.h" - -struct x11_priv { - /* Connection details */ - Display *dpy; - int scr; - Screen *scr_ptr; - int scr_depth; - Window win; - Visual *vis; - - /* Image details */ - XImage *img; - -#ifdef HAVE_X_SHM - XShmSegmentInfo shminfo; -#endif /* HAVE_X_SHM */ - - GP_Context context;
- int resized_flag:1; - int shm_flag:1; +#include "backends/GP_X11.h"
- /* used to store width and height from ConfigureNotify event */ - unsigned int new_w; - unsigned int new_h; -}; +#include "GP_X11_Conn.h" +#include "GP_X11_Win.h"
static int resize_ximage(GP_Backend *self, int w, int h); static int resize_shm_ximage(GP_Backend *self, int w, int h);
-static void putimage(struct GP_Backend *self, int x0, int y0, int x1, int y1) +static void putimage(struct x11_win *win, int x0, int y0, int x1, int y1) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); - #ifdef HAVE_X_SHM - if (x11->shm_flag) - XShmPutImage(x11->dpy, x11->win, DefaultGC(x11->dpy, x11->scr), - x11->img, x0, y0, x0, y0, x1-x0+1, y1-y0+1, False); + if (win->shm_flag) + XShmPutImage(win->dpy, win->win, DefaultGC(win->dpy, win->scr), + win->img, x0, y0, x0, y0, x1-x0+1, y1-y0+1, False); else #endif /* HAVE_X_SHM */ - XPutImage(x11->dpy, x11->win, DefaultGC(x11->dpy, x11->scr), - x11->img, x0, y0, x0, y0, x1-x0+1, y1-y0+1); + XPutImage(win->dpy, win->win, DefaultGC(win->dpy, win->scr), + win->img, x0, y0, x0, y0, x1-x0+1, y1-y0+1); }
static void x11_update_rect(GP_Backend *self, GP_Coord x0, GP_Coord y0, GP_Coord x1, GP_Coord y1) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); - + struct x11_win *win = GP_BACKEND_PRIV(self); + GP_DEBUG(4, "Updating rect %ix%i-%ix%i", x0, y0, x1, y1); - - if (x11->resized_flag) { + + if (win->resized_flag) { GP_DEBUG(4, "Ignoring update rect, waiting for resize ack"); return; } - - XLockDisplay(x11->dpy);
- putimage(self, x0, y0, x1, y1); + XLockDisplay(win->dpy); + + putimage(win, x0, y0, x1, y1);
- XUnlockDisplay(x11->dpy); + XUnlockDisplay(win->dpy); }
static void x11_flip(GP_Backend *self) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); unsigned int w = self->context->w; unsigned int h = self->context->h;
GP_DEBUG(4, "Flipping context"); - - if (x11->resized_flag) { + + if (win->resized_flag) { GP_DEBUG(4, "Ignoring flip, waiting for resize ack"); return; } - - XLockDisplay(x11->dpy); + + XLockDisplay(win->dpy);
#ifdef HAVE_X_SHM - if (x11->shm_flag) - XShmPutImage(x11->dpy, x11->win, DefaultGC(x11->dpy, x11->scr), - x11->img, 0, 0, 0, 0, w, h, False); + if (win->shm_flag) + XShmPutImage(win->dpy, win->win, DefaultGC(win->dpy, win->scr), + win->img, 0, 0, 0, 0, w, h, False); else #endif /* HAVE_X_SHM */ - XPutImage(x11->dpy, x11->win, DefaultGC(x11->dpy, x11->scr), - x11->img, 0, 0, 0, 0, w, h); - - XFlush(x11->dpy); - - XUnlockDisplay(x11->dpy); + XPutImage(win->dpy, win->win, DefaultGC(win->dpy, win->scr), + win->img, 0, 0, 0, 0, w, h); + + XFlush(win->dpy); + + XUnlockDisplay(win->dpy); }
-static void x11_ev(GP_Backend *self, XEvent *ev) +static void x11_ev(XEvent *ev) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); - + /* Lookup for window */ + static struct x11_win *win = NULL; + + if (win == NULL || win->win != ev->xany.window) { + win = win_list_lookup(ev->xany.window); + + if (win == NULL) { + GP_WARN("Event for unknown window, ignoring."); + return; + } + } + + struct GP_Backend *self = GP_CONTAINER_OF(win, struct GP_Backend, priv); + switch (ev->type) { case Expose: GP_DEBUG(4, "Expose %ix%i-%ix%i %i", @@ -146,7 +134,7 @@ static void x11_ev(GP_Backend *self, XEvent *ev) ev->xexpose.width, ev->xexpose.height, ev->xexpose.count);
- if (x11->resized_flag) + if (win->resized_flag) break;
/* Safety measure */ @@ -154,7 +142,7 @@ static void x11_ev(GP_Backend *self, XEvent *ev) GP_WARN("Expose x + w > context->w"); break; } - + if (ev->xexpose.y + ev->xexpose.height > (int)self->context->h) { GP_WARN("Expose y + h > context->h"); break; @@ -170,58 +158,58 @@ static void x11_ev(GP_Backend *self, XEvent *ev) ev->xconfigure.height == (int)self->context->h) break; - if (ev->xconfigure.width == (int)x11->new_w && - ev->xconfigure.height == (int)x11->new_h) + if (ev->xconfigure.width == (int)win->new_w && + ev->xconfigure.height == (int)win->new_h) break; - x11->new_w = ev->xconfigure.width; - x11->new_h = ev->xconfigure.height; + win->new_w = ev->xconfigure.width; + win->new_h = ev->xconfigure.height;
- GP_DEBUG(4, "Configure Notify %ux%u", x11->new_w, x11->new_h); + GP_DEBUG(4, "Configure Notify %ux%u", win->new_w, win->new_h);
/* Window has been resized, set flag. */ - x11->resized_flag = 1; + win->resized_flag = 1; default: //TODO: More accurate window w and h? GP_InputDriverX11EventPut(&self->event_queue, ev, - x11->context.w, x11->context.h); + win->context.w, win->context.h); break; } }
static void x11_poll(GP_Backend *self) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); XEvent ev;
- XLockDisplay(x11->dpy); - - while (XPending(x11->dpy)) { - XNextEvent(x11->dpy, &ev); - x11_ev(self, &ev); + XLockDisplay(win->dpy); + + while (XPending(win->dpy)) { + XNextEvent(win->dpy, &ev); + x11_ev(&ev); } - - XUnlockDisplay(x11->dpy); + + XUnlockDisplay(win->dpy); }
static void x11_wait(GP_Backend *self) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); XEvent ev;
- XLockDisplay(x11->dpy); - - XNextEvent(x11->dpy, &ev); - x11_ev(self, &ev); - - XUnlockDisplay(x11->dpy); + XLockDisplay(win->dpy); + + XNextEvent(win->dpy, &ev); + x11_ev(&ev); + + XUnlockDisplay(win->dpy); }
static int resize_buffer(struct GP_Backend *self, uint32_t w, uint32_t h) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); - if (x11->shm_flag) { + if (win->shm_flag) { if (resize_shm_ximage(self, w, h)) return 1; } else { @@ -236,54 +224,54 @@ static int x11_set_attributes(struct GP_Backend *self, uint32_t w, uint32_t h, const char *caption) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); - XLockDisplay(x11->dpy); + XLockDisplay(win->dpy); if (caption != NULL) { GP_DEBUG(3, "Setting window caption to '%s'", caption); - XmbSetWMProperties(x11->dpy, x11->win, caption, caption, + XmbSetWMProperties(win->dpy, win->win, caption, caption, NULL, 0, NULL, NULL, NULL); }
if (w != 0 && h != 0) { GP_DEBUG(3, "Setting window size to %ux%u", w, h); - XResizeWindow(x11->dpy, x11->win, w, h); + XResizeWindow(win->dpy, win->win, w, h); }
- XFlush(x11->dpy); + XFlush(win->dpy);
- XUnlockDisplay(x11->dpy); + XUnlockDisplay(win->dpy);
return 0; }
static int x11_resize_ack(struct GP_Backend *self) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); int ret;
- XLockDisplay(x11->dpy); + XLockDisplay(win->dpy);
- GP_DEBUG(3, "Setting buffer size to %ux%u", x11->new_w, x11->new_h); + GP_DEBUG(3, "Setting buffer size to %ux%u", win->new_w, win->new_h);
- ret = resize_buffer(self, x11->new_w, x11->new_h); + ret = resize_buffer(self, win->new_w, win->new_h); - x11->resized_flag = 0; + win->resized_flag = 0;
if (!ret) { GP_EventQueueSetScreenSize(&self->event_queue, - x11->new_w, x11->new_h); + win->new_w, win->new_h); }
GP_DEBUG(3, "Done");
- XUnlockDisplay(x11->dpy); + XUnlockDisplay(win->dpy);
return ret; }
-static void match_pixel_type(struct x11_priv *x11, +static void match_pixel_type(struct x11_win *win, enum GP_PixelType *pixel_type, int *depth) { /* @@ -292,9 +280,9 @@ static void match_pixel_type(struct x11_priv *x11, * Do best effor on selecting appropriate pixel type */ for (*depth = 8; *depth <= 32; *depth<<=1) { - *pixel_type = GP_PixelRGBMatch(x11->vis->red_mask, - x11->vis->green_mask, - x11->vis->blue_mask, + *pixel_type = GP_PixelRGBMatch(win->vis->red_mask, + win->vis->green_mask, + win->vis->blue_mask, 0x0, *depth); if (*pixel_type != GP_PIXEL_UNKNOWN) @@ -306,9 +294,9 @@ static void match_pixel_type(struct x11_priv *x11,
static int create_shm_ximage(GP_Backend *self, GP_Size w, GP_Size h) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self);
- if (XShmQueryExtension(x11->dpy) == False) { + if (XShmQueryExtension(win->dpy) == False) { GP_DEBUG(1, "MIT SHM Extension not supported, " "falling back to XImage"); return 1; @@ -321,7 +309,7 @@ static int create_shm_ximage(GP_Backend *self, GP_Size w, GP_Size h) int depth;
if (self->context == NULL) - match_pixel_type(x11, &pixel_type, &depth); + match_pixel_type(win, &pixel_type, &depth); else pixel_type = self->context->pixel_type; @@ -330,93 +318,93 @@ static int create_shm_ximage(GP_Backend *self, GP_Size w, GP_Size h) return 1; }
- x11->img = XShmCreateImage(x11->dpy, x11->vis, x11->scr_depth, - ZPixmap, NULL, &x11->shminfo, w, h); + win->img = XShmCreateImage(win->dpy, win->vis, win->scr_depth, + ZPixmap, NULL, &win->shminfo, w, h);
- if (x11->img == NULL) { + if (win->img == NULL) { GP_WARN("Failed to create SHM XImage"); return 1; } - size_t size = x11->img->bytes_per_line * x11->img->height; + size_t size = win->img->bytes_per_line * win->img->height;
- x11->shminfo.shmid = shmget(IPC_PRIVATE, size, 0600); + win->shminfo.shmid = shmget(IPC_PRIVATE, size, 0600);
- if (x11->shminfo.shmid == -1) { + if (win->shminfo.shmid == -1) { GP_WARN("Calling shmget() failed: %s", strerror(errno)); goto err0; } - x11->shminfo.shmaddr = x11->img->data = shmat(x11->shminfo.shmid, 0, 0); + win->shminfo.shmaddr = win->img->data = shmat(win->shminfo.shmid, 0, 0);
- if (x11->shminfo.shmaddr == (void *)-1) { + if (win->shminfo.shmaddr == (void *)-1) { GP_WARN("Calling shmat() failed: %s", strerror(errno)); goto err1; }
/* Mark SHM for deletion after detach */ - if (shmctl(x11->shminfo.shmid, IPC_RMID, 0)) { + if (shmctl(win->shminfo.shmid, IPC_RMID, 0)) { GP_WARN("Calling shmctl(..., IPC_RMID), 0) failed: %s", strerror(errno)); goto err2; } - x11->shminfo.readOnly = False; + win->shminfo.readOnly = False;
- if (XShmAttach(x11->dpy, &x11->shminfo) == False) { + if (XShmAttach(win->dpy, &win->shminfo) == False) { GP_WARN("XShmAttach failed"); goto err2; }
- GP_ContextInit(&x11->context, w, h, pixel_type, x11->shminfo.shmaddr); - x11->context.bytes_per_row = x11->img->bytes_per_line; + GP_ContextInit(&win->context, w, h, pixel_type, win->shminfo.shmaddr); + win->context.bytes_per_row = win->img->bytes_per_line;
- self->context = &x11->context; + self->context = &win->context;
- x11->shm_flag = 1; + win->shm_flag = 1;
//FIXME: Proper synchronization - XSync(x11->dpy, True); + XSync(win->dpy, True);
return 0; err2: - shmdt(x11->shminfo.shmaddr); + shmdt(win->shminfo.shmaddr); err1: - shmctl(x11->shminfo.shmid, IPC_RMID, 0); + shmctl(win->shminfo.shmid, IPC_RMID, 0); err0: - XDestroyImage(x11->img); + XDestroyImage(win->img); return 1; }
static void destroy_shm_ximage(GP_Backend *self) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self);
- XLockDisplay(x11->dpy); + XLockDisplay(win->dpy); - XShmDetach(x11->dpy, &x11->shminfo); - XFlush(x11->dpy); - shmdt(x11->shminfo.shmaddr); - XDestroyImage(x11->img); - XFlush(x11->dpy); + XShmDetach(win->dpy, &win->shminfo); + XFlush(win->dpy); + shmdt(win->shminfo.shmaddr); + XDestroyImage(win->img); + XFlush(win->dpy); - XUnlockDisplay(x11->dpy); + XUnlockDisplay(win->dpy); }
static int resize_shm_ximage(GP_Backend *self, int w, int h) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); int ret; GP_DEBUG(4, "Resizing XShmImage %ux%u -> %ux%u", self->context->w, self->context->h, w, h); - XLockDisplay(x11->dpy); + XLockDisplay(win->dpy); destroy_shm_ximage(self); ret = create_shm_ximage(self, w, h); - XUnlockDisplay(x11->dpy); + XUnlockDisplay(win->dpy); return ret; } @@ -445,11 +433,11 @@ static int resize_shm_ximage(GP_Backend GP_UNUSED(*self),
static int create_ximage(GP_Backend *self, GP_Size w, GP_Size h) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); enum GP_PixelType pixel_type; int depth;
- match_pixel_type(x11, &pixel_type, &depth); + match_pixel_type(win, &pixel_type, &depth); if (pixel_type == GP_PIXEL_UNKNOWN) { GP_DEBUG(1, "Unknown pixel type"); @@ -461,39 +449,39 @@ static int create_ximage(GP_Backend *self, GP_Size w, GP_Size h) if (self->context == NULL) return 1;
- x11->img = XCreateImage(x11->dpy, x11->vis, x11->scr_depth, ZPixmap, 0, + win->img = XCreateImage(win->dpy, win->vis, win->scr_depth, ZPixmap, 0, NULL, w, h, depth, 0);
- if (x11->img == NULL) { + if (win->img == NULL) { GP_DEBUG(1, "Failed to create XImage"); GP_ContextFree(self->context); return 1; }
- x11->shm_flag = 0; + win->shm_flag = 0;
- x11->img->data = (char*)self->context->pixels; + win->img->data = (char*)self->context->pixels; return 0; }
static void destroy_ximage(GP_Backend *self) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self);
GP_ContextFree(self->context); - x11->img->data = NULL; - XDestroyImage(x11->img); + win->img->data = NULL; + XDestroyImage(win->img); }
static int resize_ximage(GP_Backend *self, int w, int h) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); XImage *img;
/* Create new X image */ - img = XCreateImage(x11->dpy, x11->vis, x11->scr_depth, ZPixmap, 0, NULL, - w, h, x11->img->bitmap_pad, 0); + img = XCreateImage(win->dpy, win->vis, win->scr_depth, ZPixmap, 0, NULL, + w, h, win->img->bitmap_pad, 0);
if (img == NULL) { GP_DEBUG(2, "XCreateImage failed"); @@ -507,288 +495,39 @@ static int resize_ximage(GP_Backend *self, int w, int h) }
/* Free old image */ - x11->img->data = NULL; - XDestroyImage(x11->img); + win->img->data = NULL; + XDestroyImage(win->img);
/* Swap the pointers */ img->data = (char*)self->context->pixels; - x11->img = img; + win->img = img;
return 0; }
static void window_close(GP_Backend *self) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); + struct x11_win *win = GP_BACKEND_PRIV(self); - XLockDisplay(x11->dpy); + XLockDisplay(win->dpy);
- if (x11->shm_flag) + if (win->shm_flag) destroy_shm_ximage(self); else destroy_ximage(self);
- XDestroyWindow(x11->dpy, x11->win); - - XUnlockDisplay(x11->dpy); + x11_win_close(win); + + XUnlockDisplay(win->dpy); }
static void x11_exit(GP_Backend *self) { - struct x11_priv *x11 = GP_BACKEND_PRIV(self); - - XLockDisplay(x11->dpy); - window_close(self);
- /* I wonder if this is right sequence... */ - //XUnlockDisplay(x11->dpy); - XCloseDisplay(x11->dpy); - - free(self); -} - -static void create_window(struct x11_priv *x11, int x, int y, - unsigned int *w, unsigned int *h, - const char *caption, enum GP_BackendX11Flags flags) -{ - XSetWindowAttributes attrs; - unsigned long attr_mask = 0; - - /* Set event mask */ - attrs.event_mask = ExposureMask | StructureNotifyMask | KeyPressMask | - KeyReleaseMask | PointerMotionMask; - attr_mask |= CWEventMask; - - /* - * If root window was selected, resize w and h and set x11->win to root - * window. - */ - if (flags & GP_X11_USE_ROOT_WIN) { - x11->win = DefaultRootWindow(x11->dpy); - *w = DisplayWidth(x11->dpy, x11->scr); - *h = DisplayHeight(x11->dpy, x11->scr); - - GP_DEBUG(2, "Using root window, owerriding size to %ux%u", - *w, *h); - - XChangeWindowAttributes(x11->dpy, x11->win, attr_mask, &attrs); - - return; - } - - /* - * For some reason reading mouse button clicks on root win are not - * allowed... - */ - attrs.event_mask |= ButtonPressMask | ButtonReleaseMask; - - /* - * Create undecoreated root window on background - */ - if (flags & GP_X11_CREATE_ROOT_WIN) { - Atom xa; - - *w = DisplayWidth(x11->dpy, x11->scr); - *h = DisplayHeight(x11->dpy, x11->scr); - - GP_DEBUG(2, "Creating a window above root, owerriding size to %ux%u", - *w, *h); - - x11->win = XCreateWindow(x11->dpy, DefaultRootWindow(x11->dpy), - 0, 0, *w, *h, 0, CopyFromParent, - InputOutput, CopyFromParent, attr_mask, &attrs); - - /* Set empty WM_PROTOCOLS */ - GP_DEBUG(2, "Setting empty MW_PROTOCOLS"); - XSetWMProtocols(x11->dpy, x11->win, NULL, 0); - - /* Set window type to desktop */ - xa = XInternAtom(x11->dpy, "_NET_WM_WINDOW_TYPE", False); - - if (xa != None) { - GP_DEBUG(2, "Setting Atom _NET_WM_WINDOW_TYPE to _NET_WM_WINDOW_TYPE_DESKTOP"); - - Atom xa_prop = XInternAtom(x11->dpy, "_NET_WM_WINDOW_TYPE_DESKTOP", False); - - XChangeProperty(x11->dpy, x11->win, xa, XA_ATOM, 32, - PropModeReplace, (unsigned char *) &xa_prop, 1); - } - - /* Turn off window decoration */ - xa = XInternAtom(x11->dpy, "_MOTIF_WM_HINTS", False); - - if (xa != None) { - GP_DEBUG(2, "Setting Atom _MOTIF_WM_HINTS to 2, 0, 0, 0, 0"); - - long prop[5] = {2, 0, 0, 0, 0}; - - XChangeProperty(x11->dpy, x11->win, xa, xa, 32, - PropModeReplace, (unsigned char *) prop, 5); - } - - /* Set below other windows */ - xa = XInternAtom(x11->dpy, "_WIN_LAYER", False); - - if (xa != None) { - GP_DEBUG(2, "Setting Atom _WIN_LAYER to 6"); - - long prop = 6; - - XChangeProperty(x11->dpy, x11->win, xa, XA_CARDINAL, 32, - PropModeAppend, (unsigned char *) &prop, 1); - } - - xa = XInternAtom(x11->dpy, "_NET_WM_STATE", False); - - if (xa != None) { - GP_DEBUG(2, "Setting Atom _NET_WM_STATE to _NET_WM_STATE_BELOW"); - - Atom xa_prop = XInternAtom(x11->dpy, "_NET_WM_STATE_BELOW", False); - - XChangeProperty(x11->dpy, x11->win, xa, XA_ATOM, 32, - PropModeAppend, (unsigned char *) &xa_prop, 1); - } - - /* Set sticky */ - xa = XInternAtom(x11->dpy, "_NET_WM_DESKTOP", False); - - if (xa != None) { - GP_DEBUG(2, "Setting Atom _NET_WM_DESKTOP to 0xffffffff"); - - CARD32 xa_prop = 0xffffffff; - - XChangeProperty(x11->dpy, x11->win, xa, XA_CARDINAL, 32, - PropModeAppend, (unsigned char *) &xa_prop, 1); - } - - xa = XInternAtom(x11->dpy, "_NET_WM_STATE", False); - - if (xa != None) { - GP_DEBUG(2, "Appending to Atom _NET_WM_STATE atom _NET_WM_STATE_STICKY"); - - Atom xa_prop = XInternAtom(x11->dpy, "_NET_WM_STATE_STICKY", False); - - XChangeProperty(x11->dpy, x11->win, xa, XA_ATOM, 32, - PropModeAppend, (unsigned char *) &xa_prop, 1); - } - - /* Skip taskbar */ - xa = XInternAtom(x11->dpy, "_NET_WM_STATE", False); - - if (xa != None) { - GP_DEBUG(2, "Appending to Atom _NET_WM_STATE atom _NET_STATE_SKIP_TASKBAR"); - - Atom xa_prop = XInternAtom(x11->dpy, "_NET_WM_STATE_SKIP_TASKBAR", False); - - XChangeProperty(x11->dpy, x11->win, xa, XA_ATOM, 32, - PropModeAppend, (unsigned char *) &xa_prop, 1); - } - - /* Skip pager */ - xa = XInternAtom(x11->dpy, "_NET_WM_STATE", False); - - if (xa != None) { - GP_DEBUG(2, "Appending to Atom _NET_WM_STATE atom _NET_STATE_SKIP_PAGER"); - - Atom xa_prop = XInternAtom(x11->dpy, "_NET_WM_STATE_SKIP_PAGER", False); - - XChangeProperty(x11->dpy, x11->win, xa, XA_ATOM, 32, - PropModeAppend, (unsigned char *) &xa_prop, 1); - } + x11_close(); - /* Set 100% opacity */ - xa = XInternAtom(x11->dpy, "_NET_WM_WINDOW_OPACITY", False); - - if (xa != None) { - GP_DEBUG(2, "Setting Atom _NET_WM_WINDOW_OPACITY to 0xffffffff"); - - long prop = 0xffffffff; - - XChangeProperty(x11->dpy, x11->win, xa, XA_CARDINAL, 32, - PropModeAppend, (unsigned char *) &prop, 1); - } - - /* Show window */ - XMapWindow(x11->dpy, x11->win); - return; - } - - GP_DEBUG(2, "Opening window '%s' %ix%i-%ux%u", - caption, x, y, *w, *h); - - x11->win = XCreateWindow(x11->dpy, DefaultRootWindow(x11->dpy), - x, y, *w, *h, 0, CopyFromParent, - InputOutput, CopyFromParent, attr_mask, &attrs); - - /* Set window caption */ - XmbSetWMProperties(x11->dpy, x11->win, caption, caption, - NULL, 0, NULL, NULL, NULL); - - /* Make the window close button send event */ - Atom xa = XInternAtom(x11->dpy, "WM_DELETE_WINDOW", True); - - if (xa != None) { - GP_DEBUG(2, "Setting WM_DELETE_WINDOW Atom to True"); - - XSetWMProtocols(x11->dpy, x11->win, &xa, 1); - } else { - GP_DEBUG(2, "Failed to set WM_DELETE_WINDOW Atom to True"); - } - - /* Show window */ - XMapWindow(x11->dpy, x11->win); -} - -#ifndef _NET_WM_STATE_ADD -# define _NET_WM_STATE_ADD 1 -#endif /* _NET_WM_STATE_ADD */ - -#ifndef _NET_WM_STATE_REMOVE -# define _NET_WM_STATE_REMOVE 0 -#endif /* _NET_WM_STATE_REMOVE */ - -/* Send NETWM message, most modern Window Managers should understand */ -static void request_fullscreen(struct GP_Backend *self, int mode) -{ - struct x11_priv *x11 = GP_BACKEND_PRIV(self); - - if (mode < 0 || mode > 2) { - GP_WARN("Invalid fullscreen mode = %u", mode); - return; - } - - GP_DEBUG(2, "Requesting fullscreen mode = %u", mode); - - Atom wm_state, fullscreen; - - wm_state = XInternAtom(x11->dpy, "_NET_WM_STATE", True); - fullscreen = XInternAtom(x11->dpy, "_NET_WM_STATE_FULLSCREEN", True); - - if (wm_state == None || fullscreen == None) { - GP_WARN("Failed to create _NET_WM_* atoms"); - return; - } - - XEvent ev; - - memset(&ev, 0, sizeof(ev)); - - ev.type = ClientMessage; - ev.xclient.window = x11->win; - ev.xclient.message_type = wm_state; - ev.xclient.format = 32; - ev.xclient.data.l[0] = mode; - ev.xclient.data.l[1] = fullscreen; - ev.xclient.data.l[2] = 0; - ev.xclient.data.l[3] = 1; - - if (!XSendEvent(x11->dpy, XDefaultRootWindow(x11->dpy), False, SubstructureNotifyMask, &ev)) { - GP_WARN("Failed to send _NET_WM_STATE_FULLSCREEN event"); - return; - } - - XFlush(x11->dpy); + free(self); }
GP_Backend *GP_BackendX11Init(const char *display, int x, int y, @@ -797,53 +536,43 @@ GP_Backend *GP_BackendX11Init(const char *display, int x, int y, enum GP_BackendX11Flags flags) { GP_Backend *backend; - struct x11_priv *x11; - - GP_DEBUG(1, "Initalizing X11 display '%s'", display); - - if (!XInitThreads()) { - GP_DEBUG(2, "XInitThreads failed"); - return NULL; - } + struct x11_win *win;
backend = malloc(sizeof(GP_Backend) + - sizeof(struct x11_priv)); + sizeof(struct x11_win));
if (backend == NULL) return NULL; - x11 = GP_BACKEND_PRIV(backend); - - x11->dpy = XOpenDisplay(display); - - if (x11->dpy == NULL) - goto err0; + win = GP_BACKEND_PRIV(backend);
- /* Initialized key translation table */ - GP_InputDriverX11Init(x11->dpy); + //XSynchronize(win->dpy, True);
- //XSynchronize(x11->dpy, True); + /* Pack parameters and open window */ + struct x11_wreq wreq = { + .win = win, + .display = display, + .x = x, + .y = y, + .w = w, + .h = h, + .caption = caption, + .flags = flags, + };
- x11->scr = DefaultScreen(x11->dpy); - x11->vis = DefaultVisual(x11->dpy, x11->scr); - x11->scr_ptr = DefaultScreenOfDisplay(x11->dpy); - x11->scr_depth = DefaultDepthOfScreen(x11->scr_ptr); + x11_win_open(&wreq);
- GP_DEBUG(2, "Have Visual id %i, depth %u", (int)x11->vis->visualid, x11->scr_depth); - - create_window(x11, x, y, &w, &h, caption, flags); - - if (x11->win == None) { + if (win->win == None) { //TODO: Error message? GP_DEBUG(1, "Failed to create window"); goto err1; }
/* Init the event queue, once we know the window size */ - GP_EventQueueInit(&backend->event_queue, w, h, 0); + GP_EventQueueInit(&backend->event_queue, wreq.w, wreq.h, 0); if (flags & GP_X11_FULLSCREEN) - request_fullscreen(backend, 1); + x11_win_fullscreen(win, 1); backend->context = NULL;
@@ -851,9 +580,9 @@ GP_Backend *GP_BackendX11Init(const char *display, int x, int y, if (create_ximage(backend, w, h)) goto err1;
- XFlush(x11->dpy); + XFlush(win->dpy); - x11->resized_flag = 0; + win->resized_flag = 0;
backend->name = "X11"; backend->Flip = x11_flip; @@ -863,19 +592,20 @@ GP_Backend *GP_BackendX11Init(const char *display, int x, int y, backend->Wait = x11_wait; backend->SetAttributes = x11_set_attributes; backend->ResizeAck = x11_resize_ack; - backend->fd = XConnectionNumber(x11->dpy); + backend->fd = XConnectionNumber(win->dpy);
return backend; err1: - XCloseDisplay(x11->dpy); -err0: + x11_close(); free(backend); return NULL; }
void GP_BackendX11RequestFullscreen(GP_Backend *self, int mode) { - request_fullscreen(self, mode); + struct x11_win *win = GP_BACKEND_PRIV(self); + + x11_win_fullscreen(win, mode); }
#else diff --git a/libs/backends/GP_X11_Conn.h b/libs/backends/GP_X11_Conn.h new file mode 100644 index 0000000..f8bf3bf --- /dev/null +++ b/libs/backends/GP_X11_Conn.h @@ -0,0 +1,79 @@ +/***************************************************************************** + * This file is part of gfxprim library. * + * * + * Gfxprim 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. * + * * + * Gfxprim 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 gfxprim; if not, write to the Free Software * + * Foundation, Inc., 51 Franklin Street, Fifth Floor, * + * Boston, MA 02110-1301 USA * + * * + * Copyright (C) 2009-2013 Cyril Hrubis metan@ucw.cz * + * * + *****************************************************************************/ + +/* + * X11 connection, singleton. + */ +struct x11_conn { + Display *dpy; + + /* window reference counter */ + unsigned int ref_cnt; +}; + +static struct x11_conn x11_conn = { + .dpy = NULL, + .ref_cnt = 0, +}; + +static unsigned int x11_open(const char *display) +{ + if (x11_conn.ref_cnt != 0) + return ++x11_conn.ref_cnt; + + GP_DEBUG(1, "Opening X11 display '%s'", display); + + if (!XInitThreads()) { + GP_DEBUG(2, "XInitThreads failed"); + return 0; + } + + x11_conn.dpy = XOpenDisplay(display); + + if (x11_conn.dpy == NULL) { + GP_WARN("Failed to initialize X11 display"); + return 0; + } + + /* Initialized key translation table */ + GP_InputDriverX11Init(x11_conn.dpy); + + return ++x11_conn.ref_cnt; +} + +static void x11_close(void) +{ + /* Ignore close requests if connection is closed */ + if (x11_conn.ref_cnt == 0) + return; + + if (--x11_conn.ref_cnt != 0) + return; + + GP_DEBUG(1, "Closing X11 display"); + + XLockDisplay(x11_conn.dpy); + + /* I wonder if this is right sequence... */ + //XUnlockDisplay(x11_conn.dpy); + XCloseDisplay(x11_conn.dpy); +} diff --git a/libs/backends/GP_X11_Win.h b/libs/backends/GP_X11_Win.h new file mode 100644 index 0000000..759ec73 --- /dev/null +++ b/libs/backends/GP_X11_Win.h @@ -0,0 +1,404 @@ +/***************************************************************************** + * This file is part of gfxprim library. * + * * + * Gfxprim 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. * + * * + * Gfxprim 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 gfxprim; if not, write to the Free Software * + * Foundation, Inc., 51 Franklin Street, Fifth Floor, * + * Boston, MA 02110-1301 USA * + * * + * Copyright (C) 2009-2013 Cyril Hrubis metan@ucw.cz * + * * + *****************************************************************************/ + +/* + * X11 window. + */ +struct x11_win { + /* X11 Display */ + Display *dpy; + /* X11 Screen */ + int scr; + /* X11 Screen depth */ + int scr_depth; + /* X11 Visual */ + Visual *vis; + /* X11 Window */ + Window win; + + /* Image info SHM or XImage */ + XImage *img; + +#ifdef HAVE_X_SHM + XShmSegmentInfo shminfo; +#endif /* HAVE_X_SHM */ + + GP_Context context; + + /* Window list pointers */ + struct x11_win *prev; + struct x11_win *next; + + /* Flags */ + int resized_flag:1; + int shm_flag:1; + + /* used to store width and height from ConfigureNotify event */ + unsigned int new_w; + unsigned int new_h; +}; + +static struct x11_win *win_list = NULL; + +static void win_list_add(struct x11_win *win) +{ + win->next = win_list; + win->prev = NULL; + win_list = win; +} + +static void win_list_rem(struct x11_win *win) +{ + if (win->prev) + win->prev->next = win->next; + + if (win->next) + win->next->prev = win->prev; + + if (win == win_list) + win_list = win->next; +} + +struct x11_win *win_list_lookup(Window win) +{ + struct x11_win *i; + + for (i = win_list; i != NULL; i = i->next) { + if (i->win == win) + return i; + } + + return NULL; +} + +#ifndef _NET_WM_STATE_ADD +# define _NET_WM_STATE_ADD 1 +#endif /* _NET_WM_STATE_ADD */ + +#ifndef _NET_WM_STATE_REMOVE +# define _NET_WM_STATE_REMOVE 0 +#endif /* _NET_WM_STATE_REMOVE */ + +/* Send NETWM message, most modern Window Managers should understand */ +static void x11_win_fullscreen(struct x11_win *win, int mode) +{ + if (mode < 0 || mode > 2) { + GP_WARN("Invalid fullscreen mode = %u", mode); + return; + } + + GP_DEBUG(2, "Requesting fullscreen mode = %u", mode); + + Atom wm_state, fullscreen; + + wm_state = XInternAtom(win->dpy, "_NET_WM_STATE", True); + fullscreen = XInternAtom(win->dpy, "_NET_WM_STATE_FULLSCREEN", True); + + if (wm_state == None || fullscreen == None) { + GP_WARN("Failed to create _NET_WM_* atoms"); + return; + } + + XEvent ev; + + memset(&ev, 0, sizeof(ev)); + + ev.type = ClientMessage; + ev.xclient.window = win->win; + ev.xclient.message_type = wm_state; + ev.xclient.format = 32; + ev.xclient.data.l[0] = mode; + ev.xclient.data.l[1] = fullscreen; + ev.xclient.data.l[2] = 0; + ev.xclient.data.l[3] = 1; + + if (!XSendEvent(win->dpy, XDefaultRootWindow(win->dpy), + False, SubstructureNotifyMask, &ev)) { + GP_WARN("Failed to send _NET_WM_STATE_FULLSCREEN event"); + return; + } + + XFlush(win->dpy); +} + +/* Window request structure */ +struct x11_wreq { + struct x11_win *win; + + /* X11 display */ + const char *display; + + /* geometry */ + int x; + int y; + unsigned int w; + unsigned int h; + + const char *caption; + + unsigned int flags; +}; + +static void x11_get_screen_size(struct x11_wreq *wreq) +{ + wreq->w = DisplayWidth(wreq->win->dpy, wreq->win->scr); + wreq->h = DisplayHeight(wreq->win->dpy, wreq->win->scr); +} + +static int x11_win_open(struct x11_wreq *wreq) +{ + XSetWindowAttributes attrs; + unsigned long attr_mask = 0; + struct x11_win *win; + Screen *scr_ptr; + + /* Initialize connection/increase ref count */ + if (!x11_open(wreq->display)) + return 1; + + win = wreq->win; + + /* Copy display */ + win->dpy = x11_conn.dpy; + + /* Get visual and screen depth */ + win->scr = DefaultScreen(win->dpy); + win->vis = DefaultVisual(win->dpy, win->scr); + scr_ptr = DefaultScreenOfDisplay(win->dpy); + win->scr_depth = DefaultDepthOfScreen(scr_ptr); + + GP_DEBUG(2, "Have Visual id %i, depth %u", (int)win->vis->visualid, win->scr_depth); + + /* Set event mask */ + attrs.event_mask = ExposureMask | StructureNotifyMask | KeyPressMask | + KeyReleaseMask | PointerMotionMask; + attr_mask |= CWEventMask; + + /* + * If root window was selected, resize w and h and set win->win to root + * window. + */ + if (wreq->flags & GP_X11_USE_ROOT_WIN) { + + win->win = DefaultRootWindow(win->dpy); + + x11_get_screen_size(wreq); + + GP_DEBUG(2, "Using root window, owerriding size to %ux%u", + wreq->w, wreq->h); + + win_list_add(win); + + XChangeWindowAttributes(win->dpy, win->win, attr_mask, &attrs); + + return 0; + } + + /* + * For some reason reading mouse button clicks on root win are not + * allowed... + */ + attrs.event_mask |= ButtonPressMask | ButtonReleaseMask; + + /* + * Create undecoreated root window on background + */ + if (wreq->flags & GP_X11_CREATE_ROOT_WIN) { + Atom xa; + + x11_get_screen_size(wreq); + + GP_DEBUG(2, "Creating a window above root, owerriding size to %ux%u", + wreq->w, wreq->h); + + win->win = XCreateWindow(win->dpy, DefaultRootWindow(win->dpy), + 0, 0, wreq->w, wreq->h, 0, CopyFromParent, + InputOutput, CopyFromParent, attr_mask, &attrs); + + /* Set empty WM_PROTOCOLS */ + GP_DEBUG(2, "Setting empty MW_PROTOCOLS"); + XSetWMProtocols(win->dpy, win->win, NULL, 0); + + /* Set window type to desktop */ + xa = XInternAtom(win->dpy, "_NET_WM_WINDOW_TYPE", False); + + if (xa != None) { + GP_DEBUG(2, "Setting Atom _NET_WM_WINDOW_TYPE to _NET_WM_WINDOW_TYPE_DESKTOP"); + + Atom xa_prop = XInternAtom(win->dpy, "_NET_WM_WINDOW_TYPE_DESKTOP", False); + + XChangeProperty(win->dpy, win->win, xa, XA_ATOM, 32, + PropModeReplace, (unsigned char *) &xa_prop, 1); + } + + /* Turn off window decoration */ + xa = XInternAtom(win->dpy, "_MOTIF_WM_HINTS", False); + + if (xa != None) { + GP_DEBUG(2, "Setting Atom _MOTIF_WM_HINTS to 2, 0, 0, 0, 0"); + + long prop[5] = {2, 0, 0, 0, 0}; + + XChangeProperty(win->dpy, win->win, xa, xa, 32, + PropModeReplace, (unsigned char *) prop, 5); + } + + /* Set below other windows */ + xa = XInternAtom(win->dpy, "_WIN_LAYER", False); + + if (xa != None) { + GP_DEBUG(2, "Setting Atom _WIN_LAYER to 6"); + + long prop = 6; + + XChangeProperty(win->dpy, win->win, xa, XA_CARDINAL, 32, + PropModeAppend, (unsigned char *) &prop, 1); + } + + xa = XInternAtom(win->dpy, "_NET_WM_STATE", False); + + if (xa != None) { + GP_DEBUG(2, "Setting Atom _NET_WM_STATE to _NET_WM_STATE_BELOW"); + + Atom xa_prop = XInternAtom(win->dpy, "_NET_WM_STATE_BELOW", False); + + XChangeProperty(win->dpy, win->win, xa, XA_ATOM, 32, + PropModeAppend, (unsigned char *) &xa_prop, 1); + } + + /* Set sticky */ + xa = XInternAtom(win->dpy, "_NET_WM_DESKTOP", False); + + if (xa != None) { + GP_DEBUG(2, "Setting Atom _NET_WM_DESKTOP to 0xffffffff"); + + CARD32 xa_prop = 0xffffffff; + + XChangeProperty(win->dpy, win->win, xa, XA_CARDINAL, 32, + PropModeAppend, (unsigned char *) &xa_prop, 1); + } + + xa = XInternAtom(win->dpy, "_NET_WM_STATE", False); + + if (xa != None) { + GP_DEBUG(2, "Appending to Atom _NET_WM_STATE atom _NET_WM_STATE_STICKY"); + + Atom xa_prop = XInternAtom(win->dpy, "_NET_WM_STATE_STICKY", False); + + XChangeProperty(win->dpy, win->win, xa, XA_ATOM, 32, + PropModeAppend, (unsigned char *) &xa_prop, 1); + } + + /* Skip taskbar */ + xa = XInternAtom(win->dpy, "_NET_WM_STATE", False); + + if (xa != None) { + GP_DEBUG(2, "Appending to Atom _NET_WM_STATE atom _NET_STATE_SKIP_TASKBAR"); + + Atom xa_prop = XInternAtom(win->dpy, "_NET_WM_STATE_SKIP_TASKBAR", False); + + XChangeProperty(win->dpy, win->win, xa, XA_ATOM, 32, + PropModeAppend, (unsigned char *) &xa_prop, 1); + } + + /* Skip pager */ + xa = XInternAtom(win->dpy, "_NET_WM_STATE", False); + + if (xa != None) { + GP_DEBUG(2, "Appending to Atom _NET_WM_STATE atom _NET_STATE_SKIP_PAGER"); + + Atom xa_prop = XInternAtom(win->dpy, "_NET_WM_STATE_SKIP_PAGER", False); + + XChangeProperty(win->dpy, win->win, xa, XA_ATOM, 32, + PropModeAppend, (unsigned char *) &xa_prop, 1); + } + + /* Set 100% opacity */ + xa = XInternAtom(win->dpy, "_NET_WM_WINDOW_OPACITY", False); + + if (xa != None) { + GP_DEBUG(2, "Setting Atom _NET_WM_WINDOW_OPACITY to 0xffffffff"); + + long prop = 0xffffffff; + + XChangeProperty(win->dpy, win->win, xa, XA_CARDINAL, 32, + PropModeAppend, (unsigned char *) &prop, 1); + } + + win_list_add(win); + + /* Show window */ + XMapWindow(win->dpy, win->win); + return 0; + } + + GP_DEBUG(2, "Opening window '%s' %ix%i-%ux%u", + wreq->caption, wreq->x, wreq->y, wreq->w, wreq->h); + + win->win = XCreateWindow(win->dpy, DefaultRootWindow(win->dpy), + wreq->x, wreq->y, wreq->w, wreq->h, 0, + CopyFromParent, InputOutput, CopyFromParent, + attr_mask, &attrs); + + /* Set window caption */ + XmbSetWMProperties(win->dpy, win->win, wreq->caption, wreq->caption, + NULL, 0, NULL, NULL, NULL); + + /* Make the window close button send event */ + Atom xa = XInternAtom(win->dpy, "WM_DELETE_WINDOW", True); + + if (xa != None) { + GP_DEBUG(2, "Setting WM_DELETE_WINDOW Atom to True"); + + XSetWMProtocols(win->dpy, win->win, &xa, 1); + } else { + GP_DEBUG(2, "Failed to set WM_DELETE_WINDOW Atom to True"); + } + + win_list_add(win); + + /* Show window */ + XMapWindow(win->dpy, win->win); + + return 0; +} + +void x11_win_close(struct x11_win *win) +{ + XLockDisplay(win->dpy); + + win_list_rem(win); + +/* + if (x11->shm_flag) + destroy_shm_ximage(self); + else + destroy_ximage(self); +*/ + + XDestroyWindow(win->dpy, win->win); + + XUnlockDisplay(win->dpy); + + /* Close connection/Decrease ref count */ + x11_close(); +}
http://repo.or.cz/w/gfxprim.git/commit/1514e22782408ebbad3db2b9b4f37082f5e7e...
commit 1514e22782408ebbad3db2b9b4f37082f5e7e8f5 Author: Cyril Hrubis metan@ucw.cz Date: Fri Mar 1 13:42:21 2013 +0100
core: GP_Common.h: Add GP_CONTAINER_OF()
diff --git a/include/core/GP_Common.h b/include/core/GP_Common.h index 8718054..5a779c0 100644 --- a/include/core/GP_Common.h +++ b/include/core/GP_Common.h @@ -78,6 +78,9 @@
#define GP_ARRAY_SIZE(array) (sizeof(array) / sizeof(*array))
+#define GP_CONTAINER_OF(ptr, structure, member) + ((structure *)((char *)(ptr) - offsetof(structure, member))) + #endif /* __cplusplus */
/*
http://repo.or.cz/w/gfxprim.git/commit/19ad346473c404690363482eb05aba63474ee...
commit 19ad346473c404690363482eb05aba63474eeed5 Author: Cyril Hrubis metan@ucw.cz Date: Fri Mar 1 11:25:32 2013 +0100
libs: backends: Fixes.
* Fix off-by-one in GP_BackendUpdateRectXYWH()
* Allow for NULL UpdateRect and Flip - fix backends accordingly
diff --git a/include/backends/GP_Backend.h b/include/backends/GP_Backend.h index f4db9e4..c1b89d6 100644 --- a/include/backends/GP_Backend.h +++ b/include/backends/GP_Backend.h @@ -145,10 +145,7 @@ typedef struct GP_Backend { /* * Calls backend->Flip(). */ -static inline void GP_BackendFlip(GP_Backend *backend) -{ - backend->Flip(backend); -} +void GP_BackendFlip(GP_Backend *backend);
/* * Calls backend->UpdateRect(). @@ -168,7 +165,7 @@ static inline void GP_BackendUpdateRectXYWH(GP_Backend *backend, GP_Coord x, GP_Coord y, GP_Size w, GP_Size h) { - GP_BackendUpdateRectXYXY(backend, x, y, x + w, y + h); + GP_BackendUpdateRectXYXY(backend, x, y, x + w - 1, y + h - 1); }
/* diff --git a/libs/backends/GP_Backend.c b/libs/backends/GP_Backend.c index 6839187..87959e3 100644 --- a/libs/backends/GP_Backend.c +++ b/libs/backends/GP_Backend.c @@ -16,7 +16,7 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, * * Boston, MA 02110-1301 USA * * * - * Copyright (C) 2009-2012 Cyril Hrubis metan@ucw.cz * + * Copyright (C) 2009-2013 Cyril Hrubis metan@ucw.cz * * * *****************************************************************************/
@@ -26,10 +26,19 @@
#include "backends/GP_Backend.h"
+void GP_BackendFlip(GP_Backend *backend) +{ + if (backend->Flip != NULL) + backend->Flip(backend); +} + void GP_BackendUpdateRectXYXY(GP_Backend *backend, GP_Coord x0, GP_Coord y0, GP_Coord x1, GP_Coord y1) { + if (backend->UpdateRect == NULL) + return; + GP_TRANSFORM_POINT(backend->context, x0, y0); GP_TRANSFORM_POINT(backend->context, x1, y1);
diff --git a/libs/backends/GP_LinuxFB.c b/libs/backends/GP_LinuxFB.c index 43197d6..38d9ae4 100644 --- a/libs/backends/GP_LinuxFB.c +++ b/libs/backends/GP_LinuxFB.c @@ -163,20 +163,6 @@ static int allocate_console(struct fb_priv *fb, int flag)
/* Backend API callbacks */
-static void fb_flip_noop(GP_Backend *self __attribute__((unused))) -{ - -} - -static void fb_update_rect_noop(GP_Backend *self __attribute__((unused)), - GP_Coord x1 __attribute__((unused)), - GP_Coord y1 __attribute__((unused)), - GP_Coord x2 __attribute__((unused)), - GP_Coord y2 __attribute__((unused))) -{ - -} - static void fb_poll(GP_Backend *self) { struct fb_priv *fb = GP_BACKEND_PRIV(self); @@ -320,8 +306,8 @@ GP_Backend *GP_BackendLinuxFBInit(const char *path, int flag) /* update API */ backend->name = "Linux FB"; backend->context = &fb->context; - backend->Flip = fb_flip_noop; - backend->UpdateRect = fb_update_rect_noop; + backend->Flip = NULL; + backend->UpdateRect = NULL; backend->Exit = fb_exit; backend->SetAttributes = NULL; backend->ResizeAck = NULL;
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Summary of changes: include/backends/GP_Backend.h | 7 +- include/core/GP_Common.h | 3 + libs/backends/GP_Backend.c | 11 +- libs/backends/GP_LinuxFB.c | 18 +- libs/backends/GP_X11.c | 612 ++++++-------------- .../bogoman_debug.c => libs/backends/GP_X11_Conn.h | 66 ++- libs/backends/GP_X11_Win.h | 404 +++++++++++++ 7 files changed, 639 insertions(+), 482 deletions(-) copy demos/bogoman/bogoman_debug.c => libs/backends/GP_X11_Conn.h (62%) create mode 100644 libs/backends/GP_X11_Win.h
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