4 * Copyright (C) 2008 - 2010 The Geeqie Team
8 * This software is released under the GNU General Public License (GNU GPL).
9 * Please read the included file COPYING for more information.
10 * This software comes with no warranty of any kind, use at your own risk!
19 #include "pixbuf-renderer.h"
20 #include "renderer-tiles.h"
28 /* comment this out if not using this from within Geeqie
29 * defining GQ_BUILD does these things:
30 * - Sets the shift-click scroller pixbuf to a nice icon instead of a black box
36 #include "pixbuf_util.h"
40 EXIF_ORIENTATION_UNKNOWN = 0,
41 EXIF_ORIENTATION_TOP_LEFT = 1,
42 EXIF_ORIENTATION_TOP_RIGHT = 2,
43 EXIF_ORIENTATION_BOTTOM_RIGHT = 3,
44 EXIF_ORIENTATION_BOTTOM_LEFT = 4,
45 EXIF_ORIENTATION_LEFT_TOP = 5,
46 EXIF_ORIENTATION_RIGHT_TOP = 6,
47 EXIF_ORIENTATION_RIGHT_BOTTOM = 7,
48 EXIF_ORIENTATION_LEFT_BOTTOM = 8
49 } ExifOrientationType;
53 /* size to use when breaking up image pane for rendering */
54 #define PR_TILE_SIZE 128
56 typedef struct _ImageTile ImageTile;
57 typedef struct _QueueData QueueData;
61 GdkPixmap *pixmap; /* off screen buffer */
62 GdkPixbuf *pixbuf; /* pixbuf area for zooming */
63 gint x; /* x offset into image */
64 gint y; /* y offset into image */
65 gint w; /* width that is visible (may be less if at edge of image) */
66 gint h; /* height '' */
70 /* render_todo: (explanation)
72 AREA render area of tile, usually only used when loading an image
73 note: will jump to an ALL if render_done is not ALL.
74 ALL render entire tile, if never done before w/ ALL, for expose events *only*
77 ImageRenderType render_todo; /* what to do (see above) */
78 ImageRenderType render_done; /* highest that has been done before on tile */
83 guint size; /* est. memory used by pixmap and pixbuf */
96 typedef struct _OverlayData OverlayData;
107 OverlayRendererFlags flags;
110 typedef struct _RendererTiles RendererTiles;
112 struct _RendererTiles
117 gint tile_cache_max; /* max mb to use for offscreen buffer */
121 gint tile_cols; /* count of tile columns */
122 GList *tiles; /* list of buffer tiles */
123 gint tile_cache_size; /* allocated size of pixmaps/pixbufs */
124 GList *draw_queue; /* list of areas to redraw */
125 GList *draw_queue_2pass;/* list when 2 pass is enabled */
128 GdkPixmap *overlay_buffer;
130 guint draw_idle_id; /* event source id */
132 GdkPixbuf *spare_tile;
140 static void rt_border_draw(RendererTiles *rt, gint x, gint y, gint w, gint h);
141 static void rt_overlay_draw(RendererTiles *rt, gint x, gint y, gint w, gint h, ImageTile *it);
144 static void rt_tile_free_all(RendererTiles *rt);
145 static void rt_tile_invalidate_region(RendererTiles *rt, gint x, gint y, gint w, gint h);
146 static gboolean rt_tile_is_visible(RendererTiles *rt, ImageTile *it);
147 static void rt_queue_clear(RendererTiles *rt);
148 static void rt_queue_merge(QueueData *parent, QueueData *qd);
149 static void rt_queue(RendererTiles *rt, gint x, gint y, gint w, gint h,
150 gint clamp, ImageRenderType render, gboolean new_data, gboolean only_existing);
152 static void rt_redraw(RendererTiles *rt, gboolean new_data);
155 static void rt_signals_connect(RendererTiles *rt);
156 static void rt_size_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data);
157 static void rt_hierarchy_changed_cb(GtkWidget *widget, GtkWidget *previous_toplevel, gpointer data);
158 static void pixbuf_renderer_paint(RendererTiles *rt, GdkRectangle *area);
159 static gint rt_queue_draw_idle_cb(gpointer data);
163 *-------------------------------------------------------------------
165 *-------------------------------------------------------------------
168 static void rt_border_draw(RendererTiles *rt, gint x, gint y, gint w, gint h)
170 PixbufRenderer *pr = rt->pr;
174 box = GTK_WIDGET(pr);
176 if (!box->window) return;
178 if (!pr->pixbuf && !pr->source_tiles_enabled)
180 if (pr_clip_region(x, y, w, h,
182 pr->viewport_width, pr->viewport_height,
185 gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
186 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
191 if (pr->vis_width < pr->viewport_width)
193 if (pr->x_offset > 0 &&
194 pr_clip_region(x, y, w, h,
196 pr->x_offset, pr->viewport_height,
199 gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
200 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
202 if (pr->viewport_width - pr->vis_width - pr->x_offset > 0 &&
203 pr_clip_region(x, y, w, h,
204 pr->x_offset + pr->vis_width, 0,
205 pr->viewport_width - pr->vis_width - pr->x_offset, pr->viewport_height,
208 gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
209 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
212 if (pr->vis_height < pr->viewport_height)
214 if (pr->y_offset > 0 &&
215 pr_clip_region(x, y, w, h,
217 pr->vis_width, pr->y_offset,
220 gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
221 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
223 if (pr->viewport_height - pr->vis_height - pr->y_offset > 0 &&
224 pr_clip_region(x, y, w, h,
225 pr->x_offset, pr->y_offset + pr->vis_height,
226 pr->vis_width, pr->viewport_height - pr->vis_height - pr->y_offset,
229 gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
230 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
235 static void rt_border_clear(RendererTiles *rt)
237 PixbufRenderer *pr = rt->pr;
238 rt_border_draw(rt, 0, 0, pr->viewport_width, pr->viewport_height);
243 *-------------------------------------------------------------------
245 *-------------------------------------------------------------------
248 static ImageTile *rt_tile_new(gint x, gint y, gint width, gint height)
252 it = g_new0(ImageTile, 1);
259 it->render_done = TILE_RENDER_NONE;
264 static void rt_tile_free(ImageTile *it)
268 if (it->pixbuf) g_object_unref(it->pixbuf);
269 if (it->pixmap) g_object_unref(it->pixmap);
274 static void rt_tile_free_all(RendererTiles *rt)
289 g_list_free(rt->tiles);
291 rt->tile_cache_size = 0;
294 static ImageTile *rt_tile_add(RendererTiles *rt, gint x, gint y)
296 PixbufRenderer *pr = rt->pr;
299 it = rt_tile_new(x, y, rt->tile_width, rt->tile_height);
301 if (it->x + it->w > pr->width) it->w = pr->width - it->x;
302 if (it->y + it->h > pr->height) it->h = pr->height - it->y;
304 rt->tiles = g_list_prepend(rt->tiles, it);
305 rt->tile_cache_size += it->size;
310 static void rt_tile_remove(RendererTiles *rt, ImageTile *it)
314 QueueData *qd = it->qd;
317 rt->draw_queue = g_list_remove(rt->draw_queue, qd);
323 QueueData *qd = it->qd2;
326 rt->draw_queue_2pass = g_list_remove(rt->draw_queue_2pass, qd);
330 rt->tiles = g_list_remove(rt->tiles, it);
331 rt->tile_cache_size -= it->size;
336 static void rt_tile_free_space(RendererTiles *rt, guint space, ImageTile *it)
338 PixbufRenderer *pr = rt->pr;
342 work = g_list_last(rt->tiles);
344 if (pr->source_tiles_enabled && pr->scale < 1.0)
348 tiles = (pr->vis_width / rt->tile_width + 1) * (pr->vis_height / rt->tile_height + 1);
349 tile_max = MAX(tiles * rt->tile_width * rt->tile_height * 3,
350 (gint)((gdouble)rt->tile_cache_max * 1048576.0 * pr->scale));
354 tile_max = rt->tile_cache_max * 1048576;
357 while (work && rt->tile_cache_size + space > tile_max)
364 ((!needle->qd && !needle->qd2) || !rt_tile_is_visible(rt, needle))) rt_tile_remove(rt, needle);
368 static void rt_tile_invalidate_all(RendererTiles *rt)
370 PixbufRenderer *pr = rt->pr;
381 it->render_done = TILE_RENDER_NONE;
382 it->render_todo = TILE_RENDER_ALL;
385 it->w = MIN(rt->tile_width, pr->width - it->x);
386 it->h = MIN(rt->tile_height, pr->height - it->y);
390 static void rt_tile_invalidate_region(RendererTiles *rt, gint x, gint y, gint w, gint h)
396 x1 = ROUND_DOWN(x, rt->tile_width);
397 x2 = ROUND_UP(x + w, rt->tile_width);
399 y1 = ROUND_DOWN(y, rt->tile_height);
400 y2 = ROUND_UP(y + h, rt->tile_height);
410 if (it->x < x2 && it->x + it->w > x1 &&
411 it->y < y2 && it->y + it->h > y1)
413 it->render_done = TILE_RENDER_NONE;
414 it->render_todo = TILE_RENDER_ALL;
419 static ImageTile *rt_tile_get(RendererTiles *rt, gint x, gint y, gboolean only_existing)
429 if (it->x == x && it->y == y)
431 rt->tiles = g_list_delete_link(rt->tiles, work);
432 rt->tiles = g_list_prepend(rt->tiles, it);
439 if (only_existing) return NULL;
441 return rt_tile_add(rt, x, y);
444 static gint pixmap_calc_size(GdkPixmap *pixmap)
448 d = gdk_drawable_get_depth(pixmap);
449 gdk_drawable_get_size(pixmap, &w, &h);
450 return w * h * (d / 8);
453 static void rt_tile_prepare(RendererTiles *rt, ImageTile *it)
455 PixbufRenderer *pr = rt->pr;
461 pixmap = gdk_pixmap_new(((GtkWidget *)pr)->window, rt->tile_width, rt->tile_height, -1);
463 size = pixmap_calc_size(pixmap);
464 rt_tile_free_space(rt, size, it);
468 rt->tile_cache_size += size;
471 if ((pr->zoom != 1.0 || pr->source_tiles_enabled || (pr->pixbuf && gdk_pixbuf_get_has_alpha(pr->pixbuf)) ||
472 pr->orientation != EXIF_ORIENTATION_TOP_LEFT || pr->func_post_process) && !it->pixbuf)
477 pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, rt->tile_width, rt->tile_height);
480 size = gdk_pixbuf_get_rowstride(pixbuf) * rt->tile_height;
481 rt_tile_free_space(rt, size, it);
485 rt->tile_cache_size += size;
490 *-------------------------------------------------------------------
492 *-------------------------------------------------------------------
495 static void rt_overlay_get_position(RendererTiles *rt, OverlayData *od,
496 gint *x, gint *y, gint *w, gint *h)
498 PixbufRenderer *pr = rt->pr;
501 pw = gdk_pixbuf_get_width(od->pixbuf);
502 ph = gdk_pixbuf_get_height(od->pixbuf);
506 if (od->flags & OVL_RELATIVE)
508 if (px < 0) px = pr->viewport_width - pw + px;
509 if (py < 0) py = pr->viewport_height - ph + py;
518 static void rt_overlay_init_window(RendererTiles *rt, OverlayData *od)
520 PixbufRenderer *pr = rt->pr;
522 GdkWindowAttr attributes;
523 gint attributes_mask;
525 rt_overlay_get_position(rt, od, &px, &py, &pw, &ph);
527 attributes.window_type = GDK_WINDOW_CHILD;
528 attributes.wclass = GDK_INPUT_OUTPUT;
529 attributes.width = pw;
530 attributes.height = ph;
531 attributes.event_mask = GDK_EXPOSURE_MASK;
534 od->window = gdk_window_new(GTK_WIDGET(pr)->window, &attributes, attributes_mask);
535 gdk_window_set_user_data(od->window, pr);
536 gdk_window_move(od->window, px, py);
537 gdk_window_show(od->window);
540 static void rt_overlay_draw(RendererTiles *rt, gint x, gint y, gint w, gint h,
543 PixbufRenderer *pr = rt->pr;
547 box = GTK_WIDGET(pr);
549 work = rt->overlay_list;
559 if (!od->window) rt_overlay_init_window(rt, od);
561 rt_overlay_get_position(rt, od, &px, &py, &pw, &ph);
562 if (pr_clip_region(x, y, w, h, px, py, pw, ph, &rx, &ry, &rw, &rh))
564 if (!rt->overlay_buffer)
566 rt->overlay_buffer = gdk_pixmap_new(((GtkWidget *)pr)->window, rt->tile_width, rt->tile_height, -1);
571 #if GTK_CHECK_VERSION(2,20,0)
572 gdk_draw_drawable(rt->overlay_buffer, box->style->fg_gc[gtk_widget_get_state(box)],
574 gdk_draw_drawable(rt->overlay_buffer, box->style->fg_gc[GTK_WIDGET_STATE(box)],
577 rx - (pr->x_offset + (it->x - pr->x_scroll)),
578 ry - (pr->y_offset + (it->y - pr->y_scroll)),
580 gdk_draw_pixbuf(rt->overlay_buffer,
581 #if GTK_CHECK_VERSION(2,20,0)
582 box->style->fg_gc[gtk_widget_get_state(box)],
584 box->style->fg_gc[GTK_WIDGET_STATE(box)],
589 pr->dither_quality, rx, ry);
590 #if GTK_CHECK_VERSION(2,20,0)
591 gdk_draw_drawable(od->window, box->style->fg_gc[gtk_widget_get_state(box)],
593 gdk_draw_drawable(od->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
597 rx - px, ry - py, rw, rh);
601 /* no ImageTile means region may be larger than our scratch buffer */
604 for (sx = rx; sx < rx + rw; sx += rt->tile_width)
605 for (sy = ry; sy < ry + rh; sy += rt->tile_height)
609 sw = MIN(rx + rw - sx, rt->tile_width);
610 sh = MIN(ry + rh - sy, rt->tile_height);
612 gdk_draw_rectangle(rt->overlay_buffer,
613 #if GTK_CHECK_VERSION(2,20,0)
614 box->style->bg_gc[gtk_widget_get_state(box)], TRUE,
616 box->style->bg_gc[GTK_WIDGET_STATE(box)], TRUE,
619 gdk_draw_pixbuf(rt->overlay_buffer,
620 #if GTK_CHECK_VERSION(2,20,0)
621 box->style->fg_gc[gtk_widget_get_state(box)],
623 box->style->fg_gc[GTK_WIDGET_STATE(box)],
628 pr->dither_quality, sx, sy);
629 #if GTK_CHECK_VERSION(2,20,0)
630 gdk_draw_drawable(od->window, box->style->fg_gc[gtk_widget_get_state(box)],
632 gdk_draw_drawable(od->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
636 sx - px, sy - py, sw, sh);
643 static void rt_overlay_queue_draw(RendererTiles *rt, OverlayData *od, gint x1, gint y1, gint x2, gint y2)
645 PixbufRenderer *pr = rt->pr;
648 rt_overlay_get_position(rt, od, &x, &y, &w, &h);
656 rt_queue(rt, pr->x_scroll - pr->x_offset + x,
657 pr->y_scroll - pr->y_offset + y,
659 FALSE, TILE_RENDER_ALL, FALSE, FALSE);
661 rt_border_draw(rt, x, y, w, h);
664 static void rt_overlay_queue_all(RendererTiles *rt, gint x1, gint y1, gint x2, gint y2)
668 work = rt->overlay_list;
671 OverlayData *od = work->data;
674 rt_overlay_queue_draw(rt, od, x1, y1, x2, y2);
678 static void rt_overlay_update_sizes(RendererTiles *rt)
682 work = rt->overlay_list;
685 OverlayData *od = work->data;
688 if (!od->window) rt_overlay_init_window(rt, od);
690 if (od->flags & OVL_RELATIVE)
694 rt_overlay_get_position(rt, od, &x, &y, &w, &h);
695 gdk_window_move_resize(od->window, x, y, w, h);
700 static OverlayData *rt_overlay_find(RendererTiles *rt, gint id)
704 work = rt->overlay_list;
707 OverlayData *od = work->data;
710 if (od->id == id) return od;
717 gint renderer_tiles_overlay_add(RendererTiles *rt, GdkPixbuf *pixbuf, gint x, gint y,
718 OverlayRendererFlags flags)
720 PixbufRenderer *pr = rt->pr;
724 g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), -1);
725 g_return_val_if_fail(pixbuf != NULL, -1);
728 while (rt_overlay_find(rt, id)) id++;
730 od = g_new0(OverlayData, 1);
733 g_object_ref(G_OBJECT(od->pixbuf));
738 rt_overlay_init_window(rt, od);
740 rt->overlay_list = g_list_append(rt->overlay_list, od);
742 rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
747 static void rt_overlay_free(RendererTiles *rt, OverlayData *od)
749 rt->overlay_list = g_list_remove(rt->overlay_list, od);
751 if (od->pixbuf) g_object_unref(G_OBJECT(od->pixbuf));
752 if (od->window) gdk_window_destroy(od->window);
755 if (!rt->overlay_list && rt->overlay_buffer)
757 g_object_unref(rt->overlay_buffer);
758 rt->overlay_buffer = NULL;
762 static void rt_overlay_list_clear(RendererTiles *rt)
764 while (rt->overlay_list)
768 od = rt->overlay_list->data;
769 rt_overlay_free(rt, od);
773 static void rt_overlay_list_reset_window(RendererTiles *rt)
777 if (rt->overlay_buffer) g_object_unref(rt->overlay_buffer);
778 rt->overlay_buffer = NULL;
780 work = rt->overlay_list;
783 OverlayData *od = work->data;
785 if (od->window) gdk_window_destroy(od->window);
790 void renderer_tiles_overlay_set(RendererTiles *rt, gint id, GdkPixbuf *pixbuf, gint x, gint y)
792 PixbufRenderer *pr = rt->pr;
795 g_return_if_fail(IS_PIXBUF_RENDERER(pr));
797 od = rt_overlay_find(rt, id);
804 g_object_ref(G_OBJECT(pixbuf));
805 g_object_unref(G_OBJECT(od->pixbuf));
811 if (!od->window) rt_overlay_init_window(rt, od);
813 rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
814 rt_overlay_get_position(rt, od, &px, &py, &pw, &ph);
815 gdk_window_move_resize(od->window, px, py, pw, ph);
819 rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
820 rt_overlay_free(rt, od);
824 gboolean renderer_tiles_overlay_get(RendererTiles *rt, gint id, GdkPixbuf **pixbuf, gint *x, gint *y)
826 PixbufRenderer *pr = rt->pr;
829 g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
831 od = rt_overlay_find(rt, id);
832 if (!od) return FALSE;
834 if (pixbuf) *pixbuf = od->pixbuf;
841 static void rt_hierarchy_changed_cb(GtkWidget *widget, GtkWidget *previous_toplevel, gpointer data)
843 RendererTiles *rt = data;
844 rt_overlay_list_reset_window(rt);
848 *-------------------------------------------------------------------
850 *-------------------------------------------------------------------
853 static GdkPixbuf *rt_get_spare_tile(RendererTiles *rt)
855 if (!rt->spare_tile) rt->spare_tile = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, rt->tile_width, rt->tile_height);
856 return rt->spare_tile;
859 #define COLOR_BYTES 3 /* rgb */
861 static void rt_tile_rotate_90_clockwise(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
863 GdkPixbuf *src = *tile;
866 guchar *s_pix, *d_pix;
868 guchar *ip, *spi, *dpi;
870 gint tw = rt->tile_width;
872 srs = gdk_pixbuf_get_rowstride(src);
873 s_pix = gdk_pixbuf_get_pixels(src);
874 spi = s_pix + (x * COLOR_BYTES);
876 dest = rt_get_spare_tile(rt);
877 drs = gdk_pixbuf_get_rowstride(dest);
878 d_pix = gdk_pixbuf_get_pixels(dest);
879 dpi = d_pix + (tw - 1) * COLOR_BYTES;
881 for (i = y; i < y + h; i++)
883 sp = spi + (i * srs);
884 ip = dpi - (i * COLOR_BYTES);
885 for (j = x; j < x + w; j++)
888 memcpy(dp, sp, COLOR_BYTES);
893 rt->spare_tile = src;
897 static void rt_tile_rotate_90_counter_clockwise(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
899 GdkPixbuf *src = *tile;
902 guchar *s_pix, *d_pix;
904 guchar *ip, *spi, *dpi;
906 gint th = rt->tile_height;
908 srs = gdk_pixbuf_get_rowstride(src);
909 s_pix = gdk_pixbuf_get_pixels(src);
910 spi = s_pix + (x * COLOR_BYTES);
912 dest = rt_get_spare_tile(rt);
913 drs = gdk_pixbuf_get_rowstride(dest);
914 d_pix = gdk_pixbuf_get_pixels(dest);
915 dpi = d_pix + (th - 1) * drs;
917 for (i = y; i < y + h; i++)
919 sp = spi + (i * srs);
920 ip = dpi + (i * COLOR_BYTES);
921 for (j = x; j < x + w; j++)
924 memcpy(dp, sp, COLOR_BYTES);
929 rt->spare_tile = src;
933 static void rt_tile_mirror_only(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
935 GdkPixbuf *src = *tile;
938 guchar *s_pix, *d_pix;
943 gint tw = rt->tile_width;
945 srs = gdk_pixbuf_get_rowstride(src);
946 s_pix = gdk_pixbuf_get_pixels(src);
947 spi = s_pix + (x * COLOR_BYTES);
949 dest = rt_get_spare_tile(rt);
950 drs = gdk_pixbuf_get_rowstride(dest);
951 d_pix = gdk_pixbuf_get_pixels(dest);
952 dpi = d_pix + (tw - x - 1) * COLOR_BYTES;
954 for (i = y; i < y + h; i++)
956 sp = spi + (i * srs);
957 dp = dpi + (i * drs);
958 for (j = 0; j < w; j++)
960 memcpy(dp, sp, COLOR_BYTES);
966 rt->spare_tile = src;
970 static void rt_tile_mirror_and_flip(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
972 GdkPixbuf *src = *tile;
975 guchar *s_pix, *d_pix;
979 gint tw = rt->tile_width;
980 gint th = rt->tile_height;
982 srs = gdk_pixbuf_get_rowstride(src);
983 s_pix = gdk_pixbuf_get_pixels(src);
984 spi = s_pix + (x * COLOR_BYTES);
986 dest = rt_get_spare_tile(rt);
987 drs = gdk_pixbuf_get_rowstride(dest);
988 d_pix = gdk_pixbuf_get_pixels(dest);
989 dpi = d_pix + (th - 1) * drs + (tw - 1) * COLOR_BYTES;
991 for (i = y; i < y + h; i++)
993 sp = s_pix + (i * srs) + (x * COLOR_BYTES);
994 dp = dpi - (i * drs) - (x * COLOR_BYTES);
995 for (j = 0; j < w; j++)
997 memcpy(dp, sp, COLOR_BYTES);
1003 rt->spare_tile = src;
1007 static void rt_tile_flip_only(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
1009 GdkPixbuf *src = *tile;
1012 guchar *s_pix, *d_pix;
1016 gint th = rt->tile_height;
1018 srs = gdk_pixbuf_get_rowstride(src);
1019 s_pix = gdk_pixbuf_get_pixels(src);
1020 spi = s_pix + (x * COLOR_BYTES);
1022 dest = rt_get_spare_tile(rt);
1023 drs = gdk_pixbuf_get_rowstride(dest);
1024 d_pix = gdk_pixbuf_get_pixels(dest);
1025 dpi = d_pix + (th - 1) * drs + (x * COLOR_BYTES);
1027 for (i = y; i < y + h; i++)
1029 sp = spi + (i * srs);
1030 dp = dpi - (i * drs);
1031 memcpy(dp, sp, w * COLOR_BYTES);
1034 rt->spare_tile = src;
1038 static void rt_tile_apply_orientation(RendererTiles *rt, GdkPixbuf **pixbuf, gint x, gint y, gint w, gint h)
1040 PixbufRenderer *pr = rt->pr;
1041 switch (pr->orientation)
1043 case EXIF_ORIENTATION_TOP_LEFT:
1044 /* normal -- nothing to do */
1046 case EXIF_ORIENTATION_TOP_RIGHT:
1049 rt_tile_mirror_only(rt, pixbuf, x, y, w, h);
1052 case EXIF_ORIENTATION_BOTTOM_RIGHT:
1055 rt_tile_mirror_and_flip(rt, pixbuf, x, y, w, h);
1058 case EXIF_ORIENTATION_BOTTOM_LEFT:
1061 rt_tile_flip_only(rt, pixbuf, x, y, w, h);
1064 case EXIF_ORIENTATION_LEFT_TOP:
1066 rt_tile_flip_only(rt, pixbuf, x, y, w, h);
1067 rt_tile_rotate_90_clockwise(rt, pixbuf, x, rt->tile_height - y - h, w, h);
1070 case EXIF_ORIENTATION_RIGHT_TOP:
1071 /* rotated -90 (270) */
1073 rt_tile_rotate_90_clockwise(rt, pixbuf, x, y, w, h);
1076 case EXIF_ORIENTATION_RIGHT_BOTTOM:
1078 rt_tile_flip_only(rt, pixbuf, x, y, w, h);
1079 rt_tile_rotate_90_counter_clockwise(rt, pixbuf, x, rt->tile_height - y - h, w, h);
1082 case EXIF_ORIENTATION_LEFT_BOTTOM:
1085 rt_tile_rotate_90_counter_clockwise(rt, pixbuf, x, y, w, h);
1089 /* The other values are out of range */
1094 static gboolean rt_source_tile_render(RendererTiles *rt, ImageTile *it,
1095 gint x, gint y, gint w, gint h,
1096 gboolean new_data, gboolean fast)
1098 PixbufRenderer *pr = rt->pr;
1102 gboolean draw = FALSE;
1104 box = GTK_WIDGET(pr);
1106 if (pr->zoom == 1.0 || pr->scale == 1.0)
1108 list = pr_source_tile_compute_region(pr, it->x + x, it->y + y, w, h, TRUE);
1113 gint rx, ry, rw, rh;
1118 if (pr_clip_region(st->x, st->y, pr->source_tile_width, pr->source_tile_height,
1119 it->x + x, it->y + y, w, h,
1120 &rx, &ry, &rw, &rh))
1124 gdk_draw_rectangle(it->pixmap, box->style->black_gc, TRUE,
1125 rx - st->x, ry - st->y, rw, rh);
1127 else /* (pr->zoom == 1.0 || pr->scale == 1.0) */
1129 gdk_draw_pixbuf(it->pixmap,
1130 #if GTK_CHECK_VERSION(2,20,0)
1131 box->style->fg_gc[gtk_widget_get_state(box)],
1133 box->style->fg_gc[GTK_WIDGET_STATE(box)],
1136 rx - st->x, ry - st->y,
1137 rx - it->x, ry - it->y,
1139 pr->dither_quality, rx, ry);
1146 gdouble scale_x, scale_y;
1147 gint sx, sy, sw, sh;
1149 if (pr->image_width == 0 || pr->image_height == 0) return FALSE;
1150 scale_x = (gdouble)pr->width / pr->image_width;
1151 scale_y = (gdouble)pr->height / pr->image_height;
1153 sx = (gdouble)(it->x + x) / scale_x;
1154 sy = (gdouble)(it->y + y) / scale_y;
1155 sw = (gdouble)w / scale_x;
1156 sh = (gdouble)h / scale_y;
1158 if (pr->width < PR_MIN_SCALE_SIZE || pr->height < PR_MIN_SCALE_SIZE) fast = TRUE;
1161 /* draws red over draw region, to check for leaks (regions not filled) */
1162 pixbuf_set_rect_fill(it->pixbuf, x, y, w, h, 255, 0, 0, 255);
1165 list = pr_source_tile_compute_region(pr, sx, sy, sw, sh, TRUE);
1170 gint rx, ry, rw, rh;
1171 gint stx, sty, stw, sth;
1176 stx = floor((gdouble)st->x * scale_x);
1177 sty = floor((gdouble)st->y * scale_y);
1178 stw = ceil((gdouble)(st->x + pr->source_tile_width) * scale_x) - stx;
1179 sth = ceil((gdouble)(st->y + pr->source_tile_height) * scale_y) - sty;
1181 if (pr_clip_region(stx, sty, stw, sth,
1182 it->x + x, it->y + y, w, h,
1183 &rx, &ry, &rw, &rh))
1187 gdk_draw_rectangle(it->pixmap, box->style->black_gc, TRUE,
1188 rx - st->x, ry - st->y, rw, rh);
1195 /* may need to use unfloored stx,sty values here */
1196 offset_x = (gdouble)(stx - it->x);
1197 offset_y = (gdouble)(sty - it->y);
1199 gdk_pixbuf_scale(st->pixbuf, it->pixbuf, rx - it->x, ry - it->y, rw, rh,
1200 (gdouble) 0.0 + offset_x,
1201 (gdouble) 0.0 + offset_y,
1203 (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality);
1215 static void rt_tile_get_region(gboolean has_alpha,
1216 const GdkPixbuf *src, GdkPixbuf *dest,
1217 int pb_x, int pb_y, int pb_w, int pb_h,
1218 double offset_x, double offset_y, double scale_x, double scale_y,
1219 GdkInterpType interp_type,
1220 int check_x, int check_y)
1224 if (scale_x == 1.0 && scale_y == 1.0)
1226 gdk_pixbuf_copy_area(src,
1227 -offset_x + pb_x, -offset_y + pb_y,
1234 gdk_pixbuf_scale(src, dest,
1235 pb_x, pb_y, pb_w, pb_h,
1244 gdk_pixbuf_composite_color(src, dest,
1245 pb_x, pb_y, pb_w, pb_h,
1250 255, check_x, check_y,
1251 PR_ALPHA_CHECK_SIZE, PR_ALPHA_CHECK1, PR_ALPHA_CHECK2);
1258 static void rt_tile_render(RendererTiles *rt, ImageTile *it,
1259 gint x, gint y, gint w, gint h,
1260 gboolean new_data, gboolean fast)
1262 PixbufRenderer *pr = rt->pr;
1265 gboolean draw = FALSE;
1266 gint stereo_right_pixbuf_off;
1268 if (it->render_todo == TILE_RENDER_NONE && it->pixmap && !new_data) return;
1270 if (it->render_done != TILE_RENDER_ALL)
1276 if (!fast) it->render_done = TILE_RENDER_ALL;
1278 else if (it->render_todo != TILE_RENDER_AREA)
1280 if (!fast) it->render_todo = TILE_RENDER_NONE;
1284 if (!fast) it->render_todo = TILE_RENDER_NONE;
1286 if (new_data) it->blank = FALSE;
1288 rt_tile_prepare(rt, it);
1289 has_alpha = (pr->pixbuf && gdk_pixbuf_get_has_alpha(pr->pixbuf));
1291 stereo_right_pixbuf_off = (rt->stereo_mode & PR_STEREO_RIGHT) ? pr->stereo_pixbuf_off : 0;
1292 box = GTK_WIDGET(pr);
1294 /* FIXME checker colors for alpha should be configurable,
1295 * also should be drawn for blank = TRUE
1300 /* no data, do fast rect fill */
1301 gdk_draw_rectangle(it->pixmap, box->style->black_gc, TRUE,
1302 0, 0, it->w, it->h);
1304 else if (pr->source_tiles_enabled)
1306 draw = rt_source_tile_render(rt, it, x, y, w, h, new_data, fast);
1308 else if ((pr->zoom == 1.0 || pr->scale == 1.0) &&
1309 pr->aspect_ratio == 1.0 &&
1311 pr->orientation == EXIF_ORIENTATION_TOP_LEFT &&
1312 !(pr->func_post_process && !(pr->post_process_slow && fast)) &&
1313 !(rt->stereo_mode & PR_STEREO_ANAGLYPH))
1315 /* special case: faster, simple, scale 1.0, base orientation, no postprocessing */
1316 gdk_draw_pixbuf(it->pixmap,
1317 #if GTK_CHECK_VERSION(2,20,0)
1318 box->style->fg_gc[gtk_widget_get_state(box)],
1320 box->style->fg_gc[GTK_WIDGET_STATE(box)],
1323 it->x + x + stereo_right_pixbuf_off, it->y + y,
1326 pr->dither_quality, it->x + x, it->y + y);
1330 gdouble scale_x, scale_y;
1331 gdouble src_x, src_y;
1335 if (pr->image_width == 0 || pr->image_height == 0) return;
1337 scale_x = (gdouble)pr->width / pr->image_width;
1338 scale_y = (gdouble)pr->height / pr->image_height;
1340 pr_tile_coords_map_orientation(pr->orientation, it->x, it->y,
1341 pr->width, pr->height,
1342 rt->tile_width, rt->tile_height,
1344 pr_tile_region_map_orientation(pr->orientation, x, y,
1345 rt->tile_width, rt->tile_height,
1350 switch (pr->orientation)
1353 case EXIF_ORIENTATION_LEFT_TOP:
1354 case EXIF_ORIENTATION_RIGHT_TOP:
1355 case EXIF_ORIENTATION_RIGHT_BOTTOM:
1356 case EXIF_ORIENTATION_LEFT_BOTTOM:
1366 /* HACK: The pixbuf scalers get kinda buggy(crash) with extremely
1367 * small sizes for anything but GDK_INTERP_NEAREST
1369 if (pr->width < PR_MIN_SCALE_SIZE || pr->height < PR_MIN_SCALE_SIZE) fast = TRUE;
1371 rt_tile_get_region(has_alpha,
1372 pr->pixbuf, it->pixbuf, pb_x, pb_y, pb_w, pb_h,
1373 (gdouble) 0.0 - src_x - stereo_right_pixbuf_off * scale_x,
1374 (gdouble) 0.0 - src_y,
1376 (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality,
1377 it->x + pb_x, it->y + pb_y);
1378 if (rt->stereo_mode & PR_STEREO_ANAGLYPH && pr->stereo_pixbuf_off > 0)
1380 GdkPixbuf *right_pb = rt_get_spare_tile(rt);
1381 rt_tile_get_region(has_alpha,
1382 pr->pixbuf, right_pb, pb_x, pb_y, pb_w, pb_h,
1383 (gdouble) 0.0 - src_x - pr->stereo_pixbuf_off * scale_x,
1384 (gdouble) 0.0 - src_y,
1386 (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality,
1387 it->x + pb_x, it->y + pb_y);
1388 pr_create_anaglyph(it->pixbuf, right_pb, pb_x, pb_y, pb_w, pb_h);
1389 /* do not care about freeing spare_tile, it will be reused */
1391 rt_tile_apply_orientation(rt, &it->pixbuf, pb_x, pb_y, pb_w, pb_h);
1395 if (draw && it->pixbuf && !it->blank)
1398 if (pr->func_post_process && !(pr->post_process_slow && fast))
1399 pr->func_post_process(pr, &it->pixbuf, x, y, w, h, pr->post_process_user_data);
1401 gdk_draw_pixbuf(it->pixmap,
1402 #if GTK_CHECK_VERSION(2,20,0)
1403 box->style->fg_gc[gtk_widget_get_state(box)],
1405 box->style->fg_gc[GTK_WIDGET_STATE(box)],
1411 pr->dither_quality, it->x + x, it->y + y);
1415 /* enable this line for debugging the edges of tiles */
1416 gdk_draw_rectangle(it->pixmap, box->style->white_gc,
1417 FALSE, 0, 0, it->w, it->h);
1418 gdk_draw_rectangle(it->pixmap, box->style->white_gc,
1424 static void rt_tile_expose(RendererTiles *rt, ImageTile *it,
1425 gint x, gint y, gint w, gint h,
1426 gboolean new_data, gboolean fast)
1428 PixbufRenderer *pr = rt->pr;
1431 /* clamp to visible */
1432 if (it->x + x < pr->x_scroll)
1434 w -= pr->x_scroll - it->x - x;
1435 x = pr->x_scroll - it->x;
1437 if (it->x + x + w > pr->x_scroll + pr->vis_width)
1439 w = pr->x_scroll + pr->vis_width - it->x - x;
1442 if (it->y + y < pr->y_scroll)
1444 h -= pr->y_scroll - it->y - y;
1445 y = pr->y_scroll - it->y;
1447 if (it->y + y + h > pr->y_scroll + pr->vis_height)
1449 h = pr->y_scroll + pr->vis_height - it->y - y;
1453 rt_tile_render(rt, it, x, y, w, h, new_data, fast);
1455 box = GTK_WIDGET(pr);
1457 #if GTK_CHECK_VERSION(2,20,0)
1458 gdk_draw_drawable(box->window, box->style->fg_gc[gtk_widget_get_state(box)],
1460 gdk_draw_drawable(box->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
1463 pr->x_offset + (it->x - pr->x_scroll) + x + rt->stereo_off_x, pr->y_offset + (it->y - pr->y_scroll) + y + rt->stereo_off_y, w, h);
1465 if (rt->overlay_list)
1467 rt_overlay_draw(rt, pr->x_offset + (it->x - pr->x_scroll) + x,
1468 pr->y_offset + (it->y - pr->y_scroll) + y,
1475 static gboolean rt_tile_is_visible(RendererTiles *rt, ImageTile *it)
1477 PixbufRenderer *pr = rt->pr;
1478 return (it->x + it->w >= pr->x_scroll && it->x < pr->x_scroll + pr->vis_width &&
1479 it->y + it->h >= pr->y_scroll && it->y < pr->y_scroll + pr->vis_height);
1483 *-------------------------------------------------------------------
1485 *-------------------------------------------------------------------
1488 static gint rt_get_queued_area(GList *work)
1494 QueueData *qd = work->data;
1495 area += qd->w * qd->h;
1502 static gboolean rt_queue_schedule_next_draw(RendererTiles *rt, gboolean force_set)
1504 PixbufRenderer *pr = rt->pr;
1506 gint visible_area = pr->vis_width * pr->vis_height;
1511 DEBUG_2("redraw priority: 2pass");
1512 rt->draw_idle_id = g_idle_add_full(G_PRIORITY_DEFAULT_IDLE, rt_queue_draw_idle_cb, rt, NULL);
1516 if (visible_area == 0)
1523 percent = 100.0 * rt_get_queued_area(rt->draw_queue) / visible_area;
1528 /* we have enough data for starting intensive redrawing */
1529 DEBUG_2("redraw priority: high %.2f %%", percent);
1530 rt->draw_idle_id = g_idle_add_full(GDK_PRIORITY_REDRAW, rt_queue_draw_idle_cb, rt, NULL);
1534 if (percent < 1.0 || force_set)
1536 /* queue is (almost) empty, wait 50 ms*/
1537 DEBUG_2("redraw priority: wait %.2f %%", percent);
1538 rt->draw_idle_id = g_timeout_add_full(G_PRIORITY_DEFAULT_IDLE, 50, rt_queue_draw_idle_cb, rt, NULL);
1542 /* keep the same priority as before */
1543 DEBUG_2("redraw priority: no change %.2f %%", percent);
1548 static gboolean rt_queue_draw_idle_cb(gpointer data)
1550 RendererTiles *rt = data;
1551 PixbufRenderer *pr = rt->pr;
1556 if ((!pr->pixbuf && !pr->source_tiles_enabled) ||
1557 (!rt->draw_queue && !rt->draw_queue_2pass) ||
1560 pr_render_complete_signal(pr);
1562 rt->draw_idle_id = 0;
1568 qd = rt->draw_queue->data;
1569 fast = (pr->zoom_2pass && ((pr->zoom_quality != GDK_INTERP_NEAREST && pr->scale != 1.0) || pr->post_process_slow));
1575 /* still loading, wait till done (also drops the higher priority) */
1577 return rt_queue_schedule_next_draw(rt, FALSE);
1580 qd = rt->draw_queue_2pass->data;
1584 #if GTK_CHECK_VERSION(2,20,0)
1585 if (gtk_widget_get_realized(pr))
1587 if (GTK_WIDGET_REALIZED(pr))
1590 if (rt_tile_is_visible(rt, qd->it))
1592 rt_tile_expose(rt, qd->it, qd->x, qd->y, qd->w, qd->h, qd->new_data, fast);
1594 else if (qd->new_data)
1596 /* if new pixel data, and we already have a pixmap, update the tile */
1597 qd->it->blank = FALSE;
1598 if (qd->it->pixmap && qd->it->render_done == TILE_RENDER_ALL)
1600 rt_tile_render(rt, qd->it, qd->x, qd->y, qd->w, qd->h, qd->new_data, fast);
1608 rt->draw_queue = g_list_remove(rt->draw_queue, qd);
1613 rt_queue_merge(qd->it->qd2, qd);
1619 rt->draw_queue_2pass = g_list_append(rt->draw_queue_2pass, qd);
1630 rt->draw_queue_2pass = g_list_remove(rt->draw_queue_2pass, qd);
1634 if (!rt->draw_queue && !rt->draw_queue_2pass)
1636 pr_render_complete_signal(pr);
1638 rt->draw_idle_id = 0;
1642 return rt_queue_schedule_next_draw(rt, FALSE);
1645 static void rt_queue_list_free(GList *list)
1665 static void rt_queue_clear(RendererTiles *rt)
1667 rt_queue_list_free(rt->draw_queue);
1668 rt->draw_queue = NULL;
1670 rt_queue_list_free(rt->draw_queue_2pass);
1671 rt->draw_queue_2pass = NULL;
1673 if (rt->draw_idle_id)
1675 g_source_remove(rt->draw_idle_id);
1676 rt->draw_idle_id = 0;
1680 static void rt_queue_merge(QueueData *parent, QueueData *qd)
1682 if (parent->x + parent->w < qd->x + qd->w)
1684 parent->w += (qd->x + qd->w) - (parent->x + parent->w);
1686 if (parent->x > qd->x)
1688 parent->w += parent->x - qd->x;
1692 if (parent->y + parent->h < qd->y + qd->h)
1694 parent->h += (qd->y + qd->h) - (parent->y + parent->h);
1696 if (parent->y > qd->y)
1698 parent->h += parent->y - qd->y;
1702 parent->new_data |= qd->new_data;
1705 static gboolean rt_clamp_to_visible(RendererTiles *rt, gint *x, gint *y, gint *w, gint *h)
1707 PixbufRenderer *pr = rt->pr;
1714 vh = pr->vis_height;
1719 if (*x + *w < vx || *x > vx + vw || *y + *h < vy || *y > vy + vh) return FALSE;
1722 nx = CLAMP(*x, vx, vx + vw);
1723 nw = CLAMP(*w - (nx - *x), 1, vw);
1725 ny = CLAMP(*y, vy, vy + vh);
1726 nh = CLAMP(*h - (ny - *y), 1, vh);
1736 static gboolean rt_queue_to_tiles(RendererTiles *rt, gint x, gint y, gint w, gint h,
1737 gboolean clamp, ImageRenderType render,
1738 gboolean new_data, gboolean only_existing)
1740 PixbufRenderer *pr = rt->pr;
1745 if (clamp && !rt_clamp_to_visible(rt, &x, &y, &w, &h)) return FALSE;
1747 x1 = ROUND_DOWN(x, rt->tile_width);
1748 x2 = ROUND_UP(x + w, rt->tile_width);
1750 y1 = ROUND_DOWN(y, rt->tile_height);
1751 y2 = ROUND_UP(y + h, rt->tile_height);
1753 for (j = y1; j <= y2; j += rt->tile_height)
1755 for (i = x1; i <= x2; i += rt->tile_width)
1759 it = rt_tile_get(rt, i, j,
1761 (i + rt->tile_width < pr->x_scroll ||
1762 i > pr->x_scroll + pr->vis_width ||
1763 j + rt->tile_height < pr->y_scroll ||
1764 j > pr->y_scroll + pr->vis_height)));
1769 if ((render == TILE_RENDER_ALL && it->render_done != TILE_RENDER_ALL) ||
1770 (render == TILE_RENDER_AREA && it->render_todo != TILE_RENDER_ALL))
1772 it->render_todo = render;
1775 qd = g_new(QueueData, 1);
1777 qd->new_data = new_data;
1787 qd->w = x + w - i - qd->x;
1788 if (qd->x + qd->w > rt->tile_width) qd->w = rt->tile_width - qd->x;
1798 qd->h = y + h - j - qd->y;
1799 if (qd->y + qd->h > rt->tile_height) qd->h = rt->tile_height - qd->y;
1801 if (qd->w < 1 || qd->h < 1)
1807 rt_queue_merge(it->qd, qd);
1813 rt->draw_queue = g_list_append(rt->draw_queue, qd);
1822 static void rt_queue(RendererTiles *rt, gint x, gint y, gint w, gint h,
1823 gboolean clamp, ImageRenderType render,
1824 gboolean new_data, gboolean only_existing)
1826 PixbufRenderer *pr = rt->pr;
1829 nx = CLAMP(x, 0, pr->width - 1);
1830 ny = CLAMP(y, 0, pr->height - 1);
1833 w = CLAMP(w, 0, pr->width - nx);
1834 h = CLAMP(h, 0, pr->height - ny);
1835 if (w < 1 || h < 1) return;
1837 if (rt_queue_to_tiles(rt, nx, ny, w, h, clamp, render, new_data, only_existing) &&
1838 ((!rt->draw_queue && !rt->draw_queue_2pass) || !rt->draw_idle_id))
1840 if (rt->draw_idle_id)
1842 g_source_remove(rt->draw_idle_id);
1843 rt->draw_idle_id = 0;
1845 rt_queue_schedule_next_draw(rt, TRUE);
1849 static void rt_redraw(RendererTiles *rt, gboolean new_data)
1851 PixbufRenderer *pr = rt->pr;
1853 rt_queue(rt, 0, 0, pr->width, pr->height, TRUE, TILE_RENDER_ALL, new_data, FALSE);
1857 static void rt_scroll(RendererTiles *rt, gint x_off, gint y_off)
1859 PixbufRenderer *pr = rt->pr;
1861 gint w = pr->vis_width - abs(x_off);
1862 gint h = pr->vis_height - abs(y_off);
1866 /* scrolled completely to new material */
1867 pr->renderer->queue(pr->renderer, 0, 0, pr->width, pr->height, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
1900 box = GTK_WIDGET(pr);
1902 gc = gdk_gc_new(box->window);
1903 gdk_gc_set_exposures(gc, TRUE);
1904 gdk_draw_drawable(box->window, gc,
1906 x2 + pr->x_offset + rt->stereo_off_x, y2 + pr->y_offset + rt->stereo_off_y,
1907 x1 + pr->x_offset + rt->stereo_off_x, y1 + pr->y_offset + rt->stereo_off_y, w, h);
1910 rt_overlay_queue_all(rt, x2, y2, x1, y1);
1912 w = pr->vis_width - w;
1913 h = pr->vis_height - h;
1918 x_off > 0 ? pr->x_scroll + (pr->vis_width - w) : pr->x_scroll, pr->y_scroll,
1919 w, pr->vis_height, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
1923 /* FIXME, to optimize this, remove overlap */
1925 pr->x_scroll, y_off > 0 ? pr->y_scroll + (pr->vis_height - h) : pr->y_scroll,
1926 pr->vis_width, h, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
1929 /* process exposures here, "expose_event" seems to miss a few with obstructed windows */
1930 #if ! GTK_CHECK_VERSION(2,18,0)
1931 while ((event = gdk_event_get_graphics_expose(box->window)) != NULL)
1933 pixbuf_renderer_paint(pr, &event->expose.area);
1935 if (event->expose.count == 0)
1937 gdk_event_free(event);
1940 gdk_event_free(event);
1946 static void renderer_queue(void *renderer, gint x, gint y, gint w, gint h,
1947 gint clamp, ImageRenderType render, gboolean new_data, gboolean only_existing)
1949 rt_queue((RendererTiles *)renderer, x, y, w, h, clamp, render, new_data, only_existing);
1952 static void renderer_queue_clear(void *renderer)
1954 rt_queue_clear((RendererTiles *)renderer);
1957 static void renderer_border_draw(void *renderer, gint x, gint y, gint w, gint h)
1959 rt_border_draw((RendererTiles *)renderer, x, y, w, h);
1963 static void renderer_invalidate_all(void *renderer)
1965 rt_tile_invalidate_all((RendererTiles *)renderer);
1968 static void renderer_invalidate_region(void *renderer, gint x, gint y, gint w, gint h)
1970 rt_tile_invalidate_region((RendererTiles *)renderer, x, y, w, h);
1973 static void renderer_overlay_draw(void *renderer, gint x, gint y, gint w, gint h)
1975 rt_overlay_draw((RendererTiles *)renderer, x, y, w, h, NULL);
1978 static void renderer_update_sizes(void *renderer)
1980 RendererTiles *rt = (RendererTiles *)renderer;
1982 rt_overlay_update_sizes(rt);
1984 rt->stereo_off_x = 0;
1985 rt->stereo_off_x = 0;
1987 if (rt->stereo_mode & PR_STEREO_RIGHT)
1989 if (rt->stereo_mode & PR_STEREO_HORIZ)
1991 rt->stereo_off_x = rt->pr->viewport_width;
1993 else if (rt->stereo_mode & PR_STEREO_VERT)
1995 rt->stereo_off_y = rt->pr->viewport_height;
2000 static void renderer_free(void *renderer)
2002 RendererTiles *rt = (RendererTiles *)renderer;
2004 rt_tile_free_all(rt);
2005 if (rt->spare_tile) g_object_unref(rt->spare_tile);
2006 if (rt->overlay_buffer) g_object_unref(rt->overlay_buffer);
2007 rt_overlay_list_clear(rt);
2008 /* disconnect "hierarchy-changed" */
2009 g_signal_handlers_disconnect_matched(G_OBJECT(rt->pr), G_SIGNAL_MATCH_DATA,
2014 RendererFuncs *renderer_tiles_new(PixbufRenderer *pr, gint stereo_mode)
2016 RendererTiles *rt = g_new0(RendererTiles, 1);
2020 rt->f.queue = renderer_queue;
2021 rt->f.queue_clear = renderer_queue_clear;
2022 rt->f.border_draw = renderer_border_draw;
2023 rt->f.free = renderer_free;
2024 rt->f.invalidate_all = renderer_invalidate_all;
2025 rt->f.invalidate_region = renderer_invalidate_region;
2026 rt->f.scroll = rt_scroll;
2027 rt->f.update_sizes = renderer_update_sizes;
2030 rt->f.overlay_add = renderer_tiles_overlay_add;
2031 rt->f.overlay_set = renderer_tiles_overlay_set;
2032 rt->f.overlay_get = renderer_tiles_overlay_get;
2033 rt->f.overlay_draw = renderer_overlay_draw;
2035 rt->tile_width = PR_TILE_SIZE;
2036 rt->tile_height = PR_TILE_SIZE;
2039 rt->tile_cache_size = 0;
2041 rt->tile_cache_max = PR_CACHE_SIZE_DEFAULT;
2043 rt->draw_idle_id = 0;
2045 rt->stereo_mode = stereo_mode;
2046 rt->stereo_off_x = 0;
2047 rt->stereo_off_y = 0;
2049 g_signal_connect(G_OBJECT(pr), "hierarchy-changed",
2050 G_CALLBACK(rt_hierarchy_changed_cb), rt);
2052 return (RendererFuncs *) rt;
2056 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */