2 * Copyright (C) 2006 John Ellis
3 * Copyright (C) 2008 - 2021 The Geeqie Team
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
28 #include "pixbuf-renderer.h"
29 #include "renderer-tiles.h"
37 /* comment this out if not using this from within Geeqie
38 * defining GQ_BUILD does these things:
39 * - Sets the shift-click scroller pixbuf to a nice icon instead of a black box
45 #include "pixbuf_util.h"
49 EXIF_ORIENTATION_UNKNOWN = 0,
50 EXIF_ORIENTATION_TOP_LEFT = 1,
51 EXIF_ORIENTATION_TOP_RIGHT = 2,
52 EXIF_ORIENTATION_BOTTOM_RIGHT = 3,
53 EXIF_ORIENTATION_BOTTOM_LEFT = 4,
54 EXIF_ORIENTATION_LEFT_TOP = 5,
55 EXIF_ORIENTATION_RIGHT_TOP = 6,
56 EXIF_ORIENTATION_RIGHT_BOTTOM = 7,
57 EXIF_ORIENTATION_LEFT_BOTTOM = 8
58 } ExifOrientationType;
61 typedef struct _ImageTile ImageTile;
62 typedef struct _QueueData QueueData;
66 cairo_surface_t *surface; /* off screen buffer */
67 GdkPixbuf *pixbuf; /* pixbuf area for zooming */
68 gint x; /* x offset into image */
69 gint y; /* y offset into image */
70 gint w; /* width that is visible (may be less if at edge of image) */
71 gint h; /* height '' */
75 /* render_todo: (explanation)
77 AREA render area of tile, usually only used when loading an image
78 note: will jump to an ALL if render_done is not ALL.
79 ALL render entire tile, if never done before w/ ALL, for expose events *only*
82 ImageRenderType render_todo; /* what to do (see above) */
83 ImageRenderType render_done; /* highest that has been done before on tile */
88 guint size; /* est. memory used by pixmap and pixbuf */
101 typedef struct _OverlayData OverlayData;
112 OverlayRendererFlags flags;
115 typedef struct _RendererTiles RendererTiles;
117 struct _RendererTiles
122 gint tile_cache_max; /* max MiB to use for offscreen buffer */
126 gint tile_cols; /* count of tile columns */
127 GList *tiles; /* list of buffer tiles */
128 gint tile_cache_size; /* allocated size of pixmaps/pixbufs */
129 GList *draw_queue; /* list of areas to redraw */
130 GList *draw_queue_2pass;/* list when 2 pass is enabled */
133 cairo_surface_t *overlay_buffer;
134 cairo_surface_t *surface;
136 guint draw_idle_id; /* event source id */
138 GdkPixbuf *spare_tile;
144 gint x_scroll; /* allow local adjustment and mirroring */
152 static void rt_border_draw(RendererTiles *rt, gint x, gint y, gint w, gint h);
153 static void rt_overlay_draw(RendererTiles *rt, gint x, gint y, gint w, gint h, ImageTile *it);
156 static void rt_tile_free_all(RendererTiles *rt);
157 static void rt_tile_invalidate_region(RendererTiles *rt, gint x, gint y, gint w, gint h);
158 static gboolean rt_tile_is_visible(RendererTiles *rt, ImageTile *it);
159 static void rt_queue_clear(RendererTiles *rt);
160 static void rt_queue_merge(QueueData *parent, QueueData *qd);
161 static void rt_queue(RendererTiles *rt, gint x, gint y, gint w, gint h,
162 gint clamp, ImageRenderType render, gboolean new_data, gboolean only_existing);
164 static void rt_hierarchy_changed_cb(GtkWidget *widget, GtkWidget *previous_toplevel, gpointer data);
165 static gint rt_queue_draw_idle_cb(gpointer data);
167 #define GET_RIGHT_PIXBUF_OFFSET(rt) \
168 (( (rt->stereo_mode & PR_STEREO_RIGHT) && !(rt->stereo_mode & PR_STEREO_SWAP)) || \
169 (!(rt->stereo_mode & PR_STEREO_RIGHT) && (rt->stereo_mode & PR_STEREO_SWAP)) ? \
170 rt->pr->stereo_pixbuf_offset_right : rt->pr->stereo_pixbuf_offset_left )
172 #define GET_LEFT_PIXBUF_OFFSET(rt) \
173 ((!(rt->stereo_mode & PR_STEREO_RIGHT) && !(rt->stereo_mode & PR_STEREO_SWAP)) || \
174 ( (rt->stereo_mode & PR_STEREO_RIGHT) && (rt->stereo_mode & PR_STEREO_SWAP)) ? \
175 rt->pr->stereo_pixbuf_offset_right : rt->pr->stereo_pixbuf_offset_left )
178 static void rt_sync_scroll(RendererTiles *rt)
180 PixbufRenderer *pr = rt->pr;
182 rt->x_scroll = (rt->stereo_mode & PR_STEREO_MIRROR) ?
183 pr->width - pr->vis_width - pr->x_scroll
186 rt->y_scroll = (rt->stereo_mode & PR_STEREO_FLIP) ?
187 pr->height - pr->vis_height - pr->y_scroll
192 *-------------------------------------------------------------------
194 *-------------------------------------------------------------------
197 static void rt_border_draw(RendererTiles *rt, gint x, gint y, gint w, gint h)
199 PixbufRenderer *pr = rt->pr;
205 box = GTK_WIDGET(pr);
206 window = gtk_widget_get_window(box);
210 #if GTK_CHECK_VERSION(3,0,0)
211 cr = cairo_create(rt->surface);
213 cr = gdk_cairo_create(window);
216 if (!pr->pixbuf && !pr->source_tiles_enabled)
218 if (pr_clip_region(x, y, w, h,
220 pr->viewport_width, pr->viewport_height,
223 cairo_set_source_rgb(cr, (double)pr->color.red/65535, (double)pr->color.green/65535, (double)pr->color.blue/65535);
224 cairo_rectangle(cr, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
226 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
232 if (pr->vis_width < pr->viewport_width)
234 if (pr->x_offset > 0 &&
235 pr_clip_region(x, y, w, h,
237 pr->x_offset, pr->viewport_height,
240 cairo_set_source_rgb(cr, (double)pr->color.red/65535, (double)pr->color.green/65535, (double)pr->color.blue/65535);
241 cairo_rectangle(cr, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
243 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
245 if (pr->viewport_width - pr->vis_width - pr->x_offset > 0 &&
246 pr_clip_region(x, y, w, h,
247 pr->x_offset + pr->vis_width, 0,
248 pr->viewport_width - pr->vis_width - pr->x_offset, pr->viewport_height,
251 cairo_set_source_rgb(cr, (double)pr->color.red/65535, (double)pr->color.green/65535, (double)pr->color.blue/65535);
252 cairo_rectangle(cr, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
254 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
257 if (pr->vis_height < pr->viewport_height)
259 if (pr->y_offset > 0 &&
260 pr_clip_region(x, y, w, h,
262 pr->vis_width, pr->y_offset,
265 cairo_set_source_rgb(cr, (double)pr->color.red/65535, (double)pr->color.green/65535, (double)pr->color.blue/65535);
266 cairo_rectangle(cr, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
268 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
270 if (pr->viewport_height - pr->vis_height - pr->y_offset > 0 &&
271 pr_clip_region(x, y, w, h,
272 pr->x_offset, pr->y_offset + pr->vis_height,
273 pr->vis_width, pr->viewport_height - pr->vis_height - pr->y_offset,
276 cairo_set_source_rgb(cr, (double)pr->color.red/65535, (double)pr->color.green/65535, (double)pr->color.blue/65535);
277 cairo_rectangle(cr, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
279 rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
285 static void rt_border_clear(RendererTiles *rt)
287 PixbufRenderer *pr = rt->pr;
288 rt_border_draw(rt, 0, 0, pr->viewport_width, pr->viewport_height);
293 *-------------------------------------------------------------------
295 *-------------------------------------------------------------------
298 static ImageTile *rt_tile_new(gint x, gint y, gint width, gint height)
302 it = g_new0(ImageTile, 1);
309 it->render_done = TILE_RENDER_NONE;
314 static void rt_tile_free(ImageTile *it)
318 if (it->pixbuf) g_object_unref(it->pixbuf);
319 if (it->surface) cairo_surface_destroy(it->surface);
324 static void rt_tile_free_all(RendererTiles *rt)
339 g_list_free(rt->tiles);
341 rt->tile_cache_size = 0;
344 static ImageTile *rt_tile_add(RendererTiles *rt, gint x, gint y)
346 PixbufRenderer *pr = rt->pr;
349 it = rt_tile_new(x, y, rt->tile_width, rt->tile_height);
351 if (it->x + it->w > pr->width) it->w = pr->width - it->x;
352 if (it->y + it->h > pr->height) it->h = pr->height - it->y;
354 rt->tiles = g_list_prepend(rt->tiles, it);
355 rt->tile_cache_size += it->size;
360 static void rt_tile_remove(RendererTiles *rt, ImageTile *it)
364 QueueData *qd = it->qd;
367 rt->draw_queue = g_list_remove(rt->draw_queue, qd);
373 QueueData *qd = it->qd2;
376 rt->draw_queue_2pass = g_list_remove(rt->draw_queue_2pass, qd);
380 rt->tiles = g_list_remove(rt->tiles, it);
381 rt->tile_cache_size -= it->size;
386 static void rt_tile_free_space(RendererTiles *rt, guint space, ImageTile *it)
388 PixbufRenderer *pr = rt->pr;
392 work = g_list_last(rt->tiles);
394 if (pr->source_tiles_enabled && pr->scale < 1.0)
398 tiles = (pr->vis_width / rt->tile_width + 1) * (pr->vis_height / rt->tile_height + 1);
399 tile_max = MAX(tiles * rt->tile_width * rt->tile_height * 3,
400 (gint)((gdouble)rt->tile_cache_max * 1048576.0 * pr->scale));
404 tile_max = rt->tile_cache_max * 1048576;
407 while (work && rt->tile_cache_size + space > tile_max)
414 ((!needle->qd && !needle->qd2) || !rt_tile_is_visible(rt, needle))) rt_tile_remove(rt, needle);
418 static void rt_tile_invalidate_all(RendererTiles *rt)
420 PixbufRenderer *pr = rt->pr;
431 it->render_done = TILE_RENDER_NONE;
432 it->render_todo = TILE_RENDER_ALL;
435 it->w = MIN(rt->tile_width, pr->width - it->x);
436 it->h = MIN(rt->tile_height, pr->height - it->y);
440 static void rt_tile_invalidate_region(RendererTiles *rt, gint x, gint y, gint w, gint h)
446 x1 = ROUND_DOWN(x, rt->tile_width);
447 x2 = ROUND_UP(x + w, rt->tile_width);
449 y1 = ROUND_DOWN(y, rt->tile_height);
450 y2 = ROUND_UP(y + h, rt->tile_height);
460 if (it->x < x2 && it->x + it->w > x1 &&
461 it->y < y2 && it->y + it->h > y1)
463 it->render_done = TILE_RENDER_NONE;
464 it->render_todo = TILE_RENDER_ALL;
469 static ImageTile *rt_tile_get(RendererTiles *rt, gint x, gint y, gboolean only_existing)
479 if (it->x == x && it->y == y)
481 rt->tiles = g_list_delete_link(rt->tiles, work);
482 rt->tiles = g_list_prepend(rt->tiles, it);
489 if (only_existing) return NULL;
491 return rt_tile_add(rt, x, y);
494 static gint pixmap_calc_size(cairo_surface_t *surface)
498 // d = gdk_drawable_get_depth(pixmap);
499 // gdk_drawable_get_size(pixmap, &w, &h);
500 return options->image.tile_size * options->image.tile_size * 4 / 8;
503 static void rt_hidpi_aware_draw(
510 #if GTK_CHECK_VERSION(3, 10, 0)
511 cairo_surface_t *surface;
512 surface = gdk_cairo_surface_create_from_pixbuf(pixbuf, rt->hidpi_scale, NULL);
513 cairo_set_source_surface(cr, surface, x, y);
515 cairo_surface_destroy(surface);
517 gdk_cairo_set_source_pixbuf(cr, pixbuf, x, y);
522 static void rt_tile_prepare(RendererTiles *rt, ImageTile *it)
524 PixbufRenderer *pr = rt->pr;
527 cairo_surface_t *surface;
530 surface = gdk_window_create_similar_surface(gtk_widget_get_window((GtkWidget *)pr),
532 rt->tile_width, rt->tile_height);
534 size = pixmap_calc_size(surface) * rt->hidpi_scale * rt->hidpi_scale;
535 rt_tile_free_space(rt, size, it);
537 it->surface = surface;
539 rt->tile_cache_size += size;
546 pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, rt->hidpi_scale * rt->tile_width, rt->hidpi_scale * rt->tile_height);
548 size = gdk_pixbuf_get_rowstride(pixbuf) * rt->tile_height * rt->hidpi_scale;
549 rt_tile_free_space(rt, size, it);
553 rt->tile_cache_size += size;
558 *-------------------------------------------------------------------
560 *-------------------------------------------------------------------
563 static void rt_overlay_get_position(RendererTiles *rt, OverlayData *od,
564 gint *x, gint *y, gint *w, gint *h)
566 PixbufRenderer *pr = rt->pr;
569 pw = gdk_pixbuf_get_width(od->pixbuf);
570 ph = gdk_pixbuf_get_height(od->pixbuf);
574 if (od->flags & OVL_RELATIVE)
576 if (px < 0) px = pr->viewport_width - pw + px;
577 if (py < 0) py = pr->viewport_height - ph + py;
586 static void rt_overlay_init_window(RendererTiles *rt, OverlayData *od)
588 PixbufRenderer *pr = rt->pr;
590 GdkWindowAttr attributes;
591 gint attributes_mask;
593 rt_overlay_get_position(rt, od, &px, &py, &pw, &ph);
595 attributes.window_type = GDK_WINDOW_CHILD;
596 attributes.wclass = GDK_INPUT_OUTPUT;
597 attributes.width = pw;
598 attributes.height = ph;
599 attributes.event_mask = GDK_EXPOSURE_MASK;
602 od->window = gdk_window_new(gtk_widget_get_window(GTK_WIDGET(pr)), &attributes, attributes_mask);
603 gdk_window_set_user_data(od->window, pr);
604 gdk_window_move(od->window, px + rt->stereo_off_x, py + rt->stereo_off_y);
605 #if !GTK_CHECK_VERSION(3,0,0)
606 gdk_window_show(od->window);
610 static void rt_overlay_draw(RendererTiles *rt, gint x, gint y, gint w, gint h,
613 PixbufRenderer *pr = rt->pr;
616 work = rt->overlay_list;
626 if (!od->window) rt_overlay_init_window(rt, od);
628 rt_overlay_get_position(rt, od, &px, &py, &pw, &ph);
629 if (pr_clip_region(x, y, w, h, px, py, pw, ph, &rx, &ry, &rw, &rh))
631 if (!rt->overlay_buffer)
633 rt->overlay_buffer = gdk_window_create_similar_surface(gtk_widget_get_window((GtkWidget *)pr),
635 rt->tile_width, rt->tile_height);
642 cr = cairo_create(rt->overlay_buffer);
643 cairo_set_source_surface(cr, it->surface, (pr->x_offset + (it->x - rt->x_scroll)) - rx, (pr->y_offset + (it->y - rt->y_scroll)) - ry);
644 cairo_rectangle(cr, 0, 0, rw, rh);
645 cairo_fill_preserve(cr);
647 gdk_cairo_set_source_pixbuf(cr, od->pixbuf, px - rx, py - ry);
651 cr = gdk_cairo_create(od->window);
652 cairo_set_source_surface(cr, rt->overlay_buffer, rx - px, ry - py);
653 cairo_rectangle (cr, rx - px, ry - py, rw, rh);
659 /* no ImageTile means region may be larger than our scratch buffer */
662 for (sx = rx; sx < rx + rw; sx += rt->tile_width)
663 for (sy = ry; sy < ry + rh; sy += rt->tile_height)
668 sw = MIN(rx + rw - sx, rt->tile_width);
669 sh = MIN(ry + rh - sy, rt->tile_height);
671 cr = cairo_create(rt->overlay_buffer);
672 cairo_set_source_rgb(cr, 0, 0, 0);
673 cairo_rectangle(cr, 0, 0, sw, sh);
674 cairo_fill_preserve(cr);
676 gdk_cairo_set_source_pixbuf(cr, od->pixbuf, px - sx, py - sy);
680 cr = gdk_cairo_create(od->window);
681 cairo_set_source_surface(cr, rt->overlay_buffer, sx - px, sy - py);
682 cairo_rectangle (cr, sx - px, sy - py, sw, sh);
691 static void rt_overlay_queue_draw(RendererTiles *rt, OverlayData *od, gint x1, gint y1, gint x2, gint y2)
693 PixbufRenderer *pr = rt->pr;
696 rt_overlay_get_position(rt, od, &x, &y, &w, &h);
704 rt_queue(rt, rt->x_scroll - pr->x_offset + x,
705 rt->y_scroll - pr->y_offset + y,
707 FALSE, TILE_RENDER_ALL, FALSE, FALSE);
709 rt_border_draw(rt, x, y, w, h);
712 static void rt_overlay_queue_all(RendererTiles *rt, gint x1, gint y1, gint x2, gint y2)
716 work = rt->overlay_list;
719 OverlayData *od = work->data;
722 rt_overlay_queue_draw(rt, od, x1, y1, x2, y2);
726 static void rt_overlay_update_sizes(RendererTiles *rt)
730 work = rt->overlay_list;
733 OverlayData *od = work->data;
736 if (!od->window) rt_overlay_init_window(rt, od);
738 if (od->flags & OVL_RELATIVE)
742 rt_overlay_get_position(rt, od, &x, &y, &w, &h);
743 gdk_window_move_resize(od->window, x + rt->stereo_off_x, y + rt->stereo_off_y, w, h);
748 static OverlayData *rt_overlay_find(RendererTiles *rt, gint id)
752 work = rt->overlay_list;
755 OverlayData *od = work->data;
758 if (od->id == id) return od;
765 gint renderer_tiles_overlay_add(void *renderer, GdkPixbuf *pixbuf, gint x, gint y,
766 OverlayRendererFlags flags)
768 RendererTiles *rt = (RendererTiles *) renderer;
769 PixbufRenderer *pr = rt->pr;
773 g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), -1);
774 g_return_val_if_fail(pixbuf != NULL, -1);
777 while (rt_overlay_find(rt, id)) id++;
779 od = g_new0(OverlayData, 1);
782 g_object_ref(G_OBJECT(od->pixbuf));
787 rt_overlay_init_window(rt, od);
789 rt->overlay_list = g_list_append(rt->overlay_list, od);
791 #if GTK_CHECK_VERSION(3,0,0)
792 gtk_widget_queue_draw(GTK_WIDGET(rt->pr));
794 rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
800 static void rt_overlay_free(RendererTiles *rt, OverlayData *od)
802 rt->overlay_list = g_list_remove(rt->overlay_list, od);
804 if (od->pixbuf) g_object_unref(G_OBJECT(od->pixbuf));
805 if (od->window) gdk_window_destroy(od->window);
808 if (!rt->overlay_list && rt->overlay_buffer)
810 cairo_surface_destroy(rt->overlay_buffer);
811 rt->overlay_buffer = NULL;
815 static void rt_overlay_list_clear(RendererTiles *rt)
817 while (rt->overlay_list)
821 od = rt->overlay_list->data;
822 rt_overlay_free(rt, od);
826 static void rt_overlay_list_reset_window(RendererTiles *rt)
830 if (rt->overlay_buffer) cairo_surface_destroy(rt->overlay_buffer);
831 rt->overlay_buffer = NULL;
833 work = rt->overlay_list;
836 OverlayData *od = work->data;
838 if (od->window) gdk_window_destroy(od->window);
843 #if GTK_CHECK_VERSION(3,0,0)
844 void renderer_tiles_overlay_set(void *renderer, gint id, GdkPixbuf *pixbuf, gint x, gint y)
846 RendererTiles *rc = (RendererTiles *)renderer;
847 PixbufRenderer *pr = rc->pr;
850 g_return_if_fail(IS_PIXBUF_RENDERER(pr));
852 od = rt_overlay_find(rc, id);
857 g_object_ref(G_OBJECT(pixbuf));
858 g_object_unref(G_OBJECT(od->pixbuf));
863 rt_overlay_free(rc, od);
866 gtk_widget_queue_draw(GTK_WIDGET(rc->pr));
869 void renderer_tiles_overlay_set(void *renderer, gint id, GdkPixbuf *pixbuf, gint x, gint y)
871 RendererTiles *rt = (RendererTiles *) renderer;
872 PixbufRenderer *pr = rt->pr;
875 g_return_if_fail(IS_PIXBUF_RENDERER(pr));
877 od = rt_overlay_find(rt, id);
884 g_object_ref(G_OBJECT(pixbuf));
885 g_object_unref(G_OBJECT(od->pixbuf));
891 if (!od->window) rt_overlay_init_window(rt, od);
893 rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
894 rt_overlay_get_position(rt, od, &px, &py, &pw, &ph);
895 gdk_window_move_resize(od->window, px + rt->stereo_off_x, py + rt->stereo_off_y, pw, ph);
899 rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
900 rt_overlay_free(rt, od);
905 gboolean renderer_tiles_overlay_get(void *renderer, gint id, GdkPixbuf **pixbuf, gint *x, gint *y)
907 RendererTiles *rt = (RendererTiles *) renderer;
908 PixbufRenderer *pr = rt->pr;
911 g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
913 od = rt_overlay_find(rt, id);
914 if (!od) return FALSE;
916 if (pixbuf) *pixbuf = od->pixbuf;
923 static void rt_hierarchy_changed_cb(GtkWidget *widget, GtkWidget *previous_toplevel, gpointer data)
925 RendererTiles *rt = data;
926 rt_overlay_list_reset_window(rt);
930 *-------------------------------------------------------------------
932 *-------------------------------------------------------------------
935 static GdkPixbuf *rt_get_spare_tile(RendererTiles *rt)
937 if (!rt->spare_tile) rt->spare_tile = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, rt->tile_width * rt->hidpi_scale, rt->tile_height * rt->hidpi_scale);
938 return rt->spare_tile;
941 #define COLOR_BYTES 3 /* rgb */
943 static void rt_tile_rotate_90_clockwise(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
945 GdkPixbuf *src = *tile;
948 guchar *s_pix, *d_pix;
950 guchar *ip, *spi, *dpi;
952 gint tw = rt->tile_width * rt->hidpi_scale;
954 srs = gdk_pixbuf_get_rowstride(src);
955 s_pix = gdk_pixbuf_get_pixels(src);
956 spi = s_pix + (x * COLOR_BYTES);
958 dest = rt_get_spare_tile(rt);
959 drs = gdk_pixbuf_get_rowstride(dest);
960 d_pix = gdk_pixbuf_get_pixels(dest);
961 dpi = d_pix + (tw - 1) * COLOR_BYTES;
963 for (i = y; i < y + h; i++)
965 sp = spi + (i * srs);
966 ip = dpi - (i * COLOR_BYTES);
967 for (j = x; j < x + w; j++)
970 memcpy(dp, sp, COLOR_BYTES);
975 rt->spare_tile = src;
979 static void rt_tile_rotate_90_counter_clockwise(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
981 GdkPixbuf *src = *tile;
984 guchar *s_pix, *d_pix;
986 guchar *ip, *spi, *dpi;
988 gint th = rt->tile_height * rt->hidpi_scale;
990 srs = gdk_pixbuf_get_rowstride(src);
991 s_pix = gdk_pixbuf_get_pixels(src);
992 spi = s_pix + (x * COLOR_BYTES);
994 dest = rt_get_spare_tile(rt);
995 drs = gdk_pixbuf_get_rowstride(dest);
996 d_pix = gdk_pixbuf_get_pixels(dest);
997 dpi = d_pix + (th - 1) * drs;
999 for (i = y; i < y + h; i++)
1001 sp = spi + (i * srs);
1002 ip = dpi + (i * COLOR_BYTES);
1003 for (j = x; j < x + w; j++)
1005 dp = ip - (j * drs);
1006 memcpy(dp, sp, COLOR_BYTES);
1011 rt->spare_tile = src;
1015 static void rt_tile_mirror_only(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
1017 GdkPixbuf *src = *tile;
1020 guchar *s_pix, *d_pix;
1025 gint tw = rt->tile_width * rt->hidpi_scale;
1027 srs = gdk_pixbuf_get_rowstride(src);
1028 s_pix = gdk_pixbuf_get_pixels(src);
1029 spi = s_pix + (x * COLOR_BYTES);
1031 dest = rt_get_spare_tile(rt);
1032 drs = gdk_pixbuf_get_rowstride(dest);
1033 d_pix = gdk_pixbuf_get_pixels(dest);
1034 dpi = d_pix + (tw - x - 1) * COLOR_BYTES;
1036 for (i = y; i < y + h; i++)
1038 sp = spi + (i * srs);
1039 dp = dpi + (i * drs);
1040 for (j = 0; j < w; j++)
1042 memcpy(dp, sp, COLOR_BYTES);
1048 rt->spare_tile = src;
1052 static void rt_tile_mirror_and_flip(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
1054 GdkPixbuf *src = *tile;
1057 guchar *s_pix, *d_pix;
1061 gint tw = rt->tile_width * rt->hidpi_scale;
1062 gint th = rt->tile_height * rt->hidpi_scale;
1064 srs = gdk_pixbuf_get_rowstride(src);
1065 s_pix = gdk_pixbuf_get_pixels(src);
1067 dest = rt_get_spare_tile(rt);
1068 drs = gdk_pixbuf_get_rowstride(dest);
1069 d_pix = gdk_pixbuf_get_pixels(dest);
1070 dpi = d_pix + (th - 1) * drs + (tw - 1) * COLOR_BYTES;
1072 for (i = y; i < y + h; i++)
1074 sp = s_pix + (i * srs) + (x * COLOR_BYTES);
1075 dp = dpi - (i * drs) - (x * COLOR_BYTES);
1076 for (j = 0; j < w; j++)
1078 memcpy(dp, sp, COLOR_BYTES);
1084 rt->spare_tile = src;
1088 static void rt_tile_flip_only(RendererTiles *rt, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
1090 GdkPixbuf *src = *tile;
1093 guchar *s_pix, *d_pix;
1097 gint th = rt->tile_height * rt->hidpi_scale;
1099 srs = gdk_pixbuf_get_rowstride(src);
1100 s_pix = gdk_pixbuf_get_pixels(src);
1101 spi = s_pix + (x * COLOR_BYTES);
1103 dest = rt_get_spare_tile(rt);
1104 drs = gdk_pixbuf_get_rowstride(dest);
1105 d_pix = gdk_pixbuf_get_pixels(dest);
1106 dpi = d_pix + (th - 1) * drs + (x * COLOR_BYTES);
1108 for (i = y; i < y + h; i++)
1110 sp = spi + (i * srs);
1111 dp = dpi - (i * drs);
1112 memcpy(dp, sp, w * COLOR_BYTES);
1115 rt->spare_tile = src;
1119 static void rt_tile_apply_orientation(RendererTiles *rt, gint orientation, GdkPixbuf **pixbuf, gint x, gint y, gint w, gint h)
1121 switch (orientation)
1123 case EXIF_ORIENTATION_TOP_LEFT:
1124 /* normal -- nothing to do */
1126 case EXIF_ORIENTATION_TOP_RIGHT:
1129 rt_tile_mirror_only(rt, pixbuf, x, y, w, h);
1132 case EXIF_ORIENTATION_BOTTOM_RIGHT:
1135 rt_tile_mirror_and_flip(rt, pixbuf, x, y, w, h);
1138 case EXIF_ORIENTATION_BOTTOM_LEFT:
1141 rt_tile_flip_only(rt, pixbuf, x, y, w, h);
1144 case EXIF_ORIENTATION_LEFT_TOP:
1146 rt_tile_flip_only(rt, pixbuf, x, y, w, h);
1147 rt_tile_rotate_90_clockwise(rt, pixbuf, x, rt->tile_height - y - h, w, h);
1150 case EXIF_ORIENTATION_RIGHT_TOP:
1151 /* rotated -90 (270) */
1153 rt_tile_rotate_90_clockwise(rt, pixbuf, x, y, w, h);
1156 case EXIF_ORIENTATION_RIGHT_BOTTOM:
1158 rt_tile_flip_only(rt, pixbuf, x, y, w, h);
1159 rt_tile_rotate_90_counter_clockwise(rt, pixbuf, x, rt->tile_height - y - h, w, h);
1162 case EXIF_ORIENTATION_LEFT_BOTTOM:
1165 rt_tile_rotate_90_counter_clockwise(rt, pixbuf, x, y, w, h);
1169 /* The other values are out of range */
1174 static gboolean rt_source_tile_render(RendererTiles *rt, ImageTile *it,
1175 gint x, gint y, gint w, gint h,
1176 gboolean new_data, gboolean fast)
1178 PixbufRenderer *pr = rt->pr;
1181 gboolean draw = FALSE;
1183 if (pr->zoom == 1.0 || pr->scale == 1.0)
1185 list = pr_source_tile_compute_region(pr, it->x + x, it->y + y, w, h, TRUE);
1190 gint rx, ry, rw, rh;
1195 if (pr_clip_region(st->x, st->y, pr->source_tile_width, pr->source_tile_height,
1196 it->x + x, it->y + y, w, h,
1197 &rx, &ry, &rw, &rh))
1200 cr = cairo_create(it->surface);
1201 cairo_rectangle (cr, rx - it->x, ry - it->y, rw, rh);
1205 cairo_set_source_rgb(cr, 0, 0, 0);
1208 else /* (pr->zoom == 1.0 || pr->scale == 1.0) */
1210 rt_hidpi_aware_draw(rt, cr, st->pixbuf, -it->x + st->x, -it->y + st->y);
1218 gdouble scale_x, scale_y;
1219 gint sx, sy, sw, sh;
1221 if (pr->image_width == 0 || pr->image_height == 0) return FALSE;
1222 scale_x = (gdouble)pr->width / pr->image_width;
1223 scale_y = (gdouble)pr->height / pr->image_height;
1225 sx = (gdouble)(it->x + x) / scale_x;
1226 sy = (gdouble)(it->y + y) / scale_y;
1227 sw = (gdouble)w / scale_x;
1228 sh = (gdouble)h / scale_y;
1230 if (pr->width < PR_MIN_SCALE_SIZE || pr->height < PR_MIN_SCALE_SIZE) fast = TRUE;
1233 /* draws red over draw region, to check for leaks (regions not filled) */
1234 pixbuf_set_rect_fill(it->pixbuf, x, y, w, h, 255, 0, 0, 255);
1237 list = pr_source_tile_compute_region(pr, sx, sy, sw, sh, TRUE);
1242 gint rx, ry, rw, rh;
1243 gint stx, sty, stw, sth;
1248 stx = floor((gdouble)st->x * scale_x);
1249 sty = floor((gdouble)st->y * scale_y);
1250 stw = ceil((gdouble)(st->x + pr->source_tile_width) * scale_x) - stx;
1251 sth = ceil((gdouble)(st->y + pr->source_tile_height) * scale_y) - sty;
1253 if (pr_clip_region(stx, sty, stw, sth,
1254 it->x + x, it->y + y, w, h,
1255 &rx, &ry, &rw, &rh))
1261 cr = cairo_create(it->surface);
1262 cairo_rectangle (cr, rx - st->x, ry - st->y, rw, rh);
1263 cairo_set_source_rgb(cr, 0, 0, 0);
1272 /* may need to use unfloored stx,sty values here */
1273 offset_x = (gdouble)(stx - it->x);
1274 offset_y = (gdouble)(sty - it->y);
1276 gdk_pixbuf_scale(st->pixbuf, it->pixbuf, rx - it->x, ry - it->y, rw, rh,
1277 (gdouble) 0.0 + offset_x,
1278 (gdouble) 0.0 + offset_y,
1280 (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality);
1295 * @param ignore_alpha
1306 * @param interp_type
1309 * @param wide_image Used as a work-around for a GdkPixbuf problem. Set when image width is > 32767. Problem exhibited with gdk_pixbuf_copy_area() and GDK_INTERP_NEAREST. See #772 on GitHub Geeqie
1313 static void rt_tile_get_region(gboolean has_alpha, gboolean ignore_alpha,
1314 const GdkPixbuf *src, GdkPixbuf *dest,
1315 int pb_x, int pb_y, int pb_w, int pb_h,
1316 double offset_x, double offset_y, double scale_x, double scale_y,
1317 GdkInterpType interp_type,
1318 int check_x, int check_y, gboolean wide_image)
1320 GdkPixbuf* tmppixbuf;
1331 if (scale_x == 1.0 && scale_y == 1.0)
1335 srs = gdk_pixbuf_get_rowstride(src);
1336 drs = gdk_pixbuf_get_rowstride(dest);
1337 psrc = gdk_pixbuf_get_pixels(src);
1338 pdst = gdk_pixbuf_get_pixels(dest);
1339 for (y = 0; y < pb_h; y++)
1341 for (x = 0; x < pb_w; x++)
1343 for (c = 0; c < 3; c++)
1345 pdst[(y * drs) + x*3 + c] = psrc[(-(int)offset_y + pb_y + y) * srs + (-(int)offset_x + pb_x+x)*3 + c];
1352 gdk_pixbuf_copy_area(src,
1353 -offset_x + pb_x, -offset_y + pb_y,
1361 gdk_pixbuf_scale(src, dest,
1362 pb_x, pb_y, pb_w, pb_h,
1366 (wide_image && interp_type == GDK_INTERP_NEAREST) ? GDK_INTERP_TILES : interp_type);
1373 tmppixbuf = gdk_pixbuf_add_alpha(src, FALSE, 0, 0, 0);
1375 pixbuf_ignore_alpha_rect(tmppixbuf, 0, 0, gdk_pixbuf_get_width(src), gdk_pixbuf_get_height(src));
1377 gdk_pixbuf_composite_color(tmppixbuf, dest,
1378 pb_x, pb_y, pb_w, pb_h,
1382 (scale_x == 1.0 && scale_y == 1.0) ? GDK_INTERP_NEAREST : interp_type,
1383 255, check_x, check_y,
1384 PR_ALPHA_CHECK_SIZE,
1385 ((options->image.alpha_color_1.red << 8 & 0x00FF0000) +
1386 (options->image.alpha_color_1.green & 0x00FF00) +
1387 (options->image.alpha_color_1.blue >> 8 & 0x00FF)),
1388 ((options->image.alpha_color_2.red << 8 & 0x00FF0000) +
1389 (options->image.alpha_color_2.green & 0x00FF00) +
1390 (options->image.alpha_color_2.blue >> 8 & 0x00FF)));
1391 g_object_unref(tmppixbuf);
1395 gdk_pixbuf_composite_color(src, dest,
1396 pb_x, pb_y, pb_w, pb_h,
1400 (scale_x == 1.0 && scale_y == 1.0) ? GDK_INTERP_NEAREST : interp_type,
1401 255, check_x, check_y,
1402 PR_ALPHA_CHECK_SIZE,
1403 ((options->image.alpha_color_1.red << 8 & 0x00FF0000) +
1404 (options->image.alpha_color_1.green & 0x00FF00) +
1405 (options->image.alpha_color_1.blue >> 8 & 0x00FF)),
1406 ((options->image.alpha_color_2.red << 8 & 0x00FF0000) +
1407 (options->image.alpha_color_2.green & 0x00FF00) +
1408 (options->image.alpha_color_2.blue >> 8 & 0x00FF)));
1414 static gint rt_get_orientation(RendererTiles *rt)
1416 PixbufRenderer *pr = rt->pr;
1418 gint orientation = pr->orientation;
1419 static const gint mirror[] = {1, 2, 1, 4, 3, 6, 5, 8, 7};
1420 static const gint flip[] = {1, 4, 3, 2, 1, 8, 7, 6, 5};
1422 if (rt->stereo_mode & PR_STEREO_MIRROR) orientation = mirror[orientation];
1423 if (rt->stereo_mode & PR_STEREO_FLIP) orientation = flip[orientation];
1428 static void rt_tile_render(RendererTiles *rt, ImageTile *it,
1429 gint x, gint y, gint w, gint h,
1430 gboolean new_data, gboolean fast)
1432 PixbufRenderer *pr = rt->pr;
1434 gboolean draw = FALSE;
1435 gint orientation = rt_get_orientation(rt);
1436 gboolean wide_image = FALSE;
1438 if (it->render_todo == TILE_RENDER_NONE && it->surface && !new_data) return;
1440 if (it->render_done != TILE_RENDER_ALL)
1446 if (!fast) it->render_done = TILE_RENDER_ALL;
1448 else if (it->render_todo != TILE_RENDER_AREA)
1450 if (!fast) it->render_todo = TILE_RENDER_NONE;
1454 if (!fast) it->render_todo = TILE_RENDER_NONE;
1456 if (new_data) it->blank = FALSE;
1458 rt_tile_prepare(rt, it);
1459 has_alpha = (pr->pixbuf && gdk_pixbuf_get_has_alpha(pr->pixbuf));
1461 /** @FIXME checker colors for alpha should be configurable,
1462 * also should be drawn for blank = TRUE
1467 /* no data, do fast rect fill */
1469 cr = cairo_create(it->surface);
1470 cairo_rectangle (cr, 0, 0, it->w, it->h);
1471 cairo_set_source_rgb(cr, 0, 0, 0);
1475 else if (pr->source_tiles_enabled)
1477 draw = rt_source_tile_render(rt, it, x, y, w, h, new_data, fast);
1481 gdouble scale_x, scale_y;
1482 gdouble src_x, src_y;
1486 if (pr->image_width == 0 || pr->image_height == 0) return;
1488 scale_x = rt->hidpi_scale * (gdouble)pr->width / pr->image_width;
1489 scale_y = rt->hidpi_scale * (gdouble)pr->height / pr->image_height;
1491 pr_tile_coords_map_orientation(orientation, it->x, it->y,
1492 pr->width, pr->height,
1493 rt->tile_width, rt->tile_height,
1495 pr_tile_region_map_orientation(orientation, x, y,
1496 rt->tile_width, rt->tile_height,
1501 src_x *= rt->hidpi_scale;
1502 src_y *= rt->hidpi_scale;
1503 pb_x *= rt->hidpi_scale;
1504 pb_y *= rt->hidpi_scale;
1505 pb_w *= rt->hidpi_scale;
1506 pb_h *= rt->hidpi_scale;
1508 switch (orientation)
1511 case EXIF_ORIENTATION_LEFT_TOP:
1512 case EXIF_ORIENTATION_RIGHT_TOP:
1513 case EXIF_ORIENTATION_RIGHT_BOTTOM:
1514 case EXIF_ORIENTATION_LEFT_BOTTOM:
1524 /* HACK: The pixbuf scalers get kinda buggy(crash) with extremely
1525 * small sizes for anything but GDK_INTERP_NEAREST
1527 if (pr->width < PR_MIN_SCALE_SIZE || pr->height < PR_MIN_SCALE_SIZE) fast = TRUE;
1528 if (pr->image_width > 32767) wide_image = TRUE;
1530 rt_tile_get_region(has_alpha, pr->ignore_alpha,
1531 pr->pixbuf, it->pixbuf, pb_x, pb_y, pb_w, pb_h,
1532 (gdouble) 0.0 - src_x - GET_RIGHT_PIXBUF_OFFSET(rt) * scale_x,
1533 (gdouble) 0.0 - src_y,
1535 (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality,
1536 it->x + pb_x, it->y + pb_y, wide_image);
1537 if (rt->stereo_mode & PR_STEREO_ANAGLYPH &&
1538 (pr->stereo_pixbuf_offset_right > 0 || pr->stereo_pixbuf_offset_left > 0))
1540 GdkPixbuf *right_pb = rt_get_spare_tile(rt);
1541 rt_tile_get_region(has_alpha, pr->ignore_alpha,
1542 pr->pixbuf, right_pb, pb_x, pb_y, pb_w, pb_h,
1543 (gdouble) 0.0 - src_x - GET_LEFT_PIXBUF_OFFSET(rt) * scale_x,
1544 (gdouble) 0.0 - src_y,
1546 (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality,
1547 it->x + pb_x, it->y + pb_y, wide_image);
1548 pr_create_anaglyph(rt->stereo_mode, it->pixbuf, right_pb, pb_x, pb_y, pb_w, pb_h);
1549 /* do not care about freeing spare_tile, it will be reused */
1551 rt_tile_apply_orientation(rt, orientation, &it->pixbuf, pb_x, pb_y, pb_w, pb_h);
1555 if (draw && it->pixbuf && !it->blank)
1559 if (pr->func_post_process && !(pr->post_process_slow && fast))
1560 pr->func_post_process(pr, &it->pixbuf, x, y, w, h, pr->post_process_user_data);
1562 cr = cairo_create(it->surface);
1563 cairo_rectangle (cr, x, y, w, h);
1564 rt_hidpi_aware_draw(rt, cr, it->pixbuf, 0, 0);
1570 static void rt_tile_expose(RendererTiles *rt, ImageTile *it,
1571 gint x, gint y, gint w, gint h,
1572 gboolean new_data, gboolean fast)
1574 PixbufRenderer *pr = rt->pr;
1579 /* clamp to visible */
1580 if (it->x + x < rt->x_scroll)
1582 w -= rt->x_scroll - it->x - x;
1583 x = rt->x_scroll - it->x;
1585 if (it->x + x + w > rt->x_scroll + pr->vis_width)
1587 w = rt->x_scroll + pr->vis_width - it->x - x;
1590 if (it->y + y < rt->y_scroll)
1592 h -= rt->y_scroll - it->y - y;
1593 y = rt->y_scroll - it->y;
1595 if (it->y + y + h > rt->y_scroll + pr->vis_height)
1597 h = rt->y_scroll + pr->vis_height - it->y - y;
1601 rt_tile_render(rt, it, x, y, w, h, new_data, fast);
1603 box = GTK_WIDGET(pr);
1604 window = gtk_widget_get_window(box);
1606 #if GTK_CHECK_VERSION(3,0,0)
1607 cr = cairo_create(rt->surface);
1609 cr = gdk_cairo_create(window);
1611 cairo_set_source_surface(cr, it->surface, pr->x_offset + (it->x - rt->x_scroll) + rt->stereo_off_x, pr->y_offset + (it->y - rt->y_scroll) + rt->stereo_off_y);
1612 cairo_rectangle (cr, pr->x_offset + (it->x - rt->x_scroll) + x + rt->stereo_off_x, pr->y_offset + (it->y - rt->y_scroll) + y + rt->stereo_off_y, w, h);
1616 if (rt->overlay_list)
1618 rt_overlay_draw(rt, pr->x_offset + (it->x - rt->x_scroll) + x,
1619 pr->y_offset + (it->y - rt->y_scroll) + y,
1624 #if GTK_CHECK_VERSION(3,0,0)
1625 gtk_widget_queue_draw(GTK_WIDGET(rt->pr));
1630 static gboolean rt_tile_is_visible(RendererTiles *rt, ImageTile *it)
1632 PixbufRenderer *pr = rt->pr;
1633 return (it->x + it->w >= rt->x_scroll && it->x < rt->x_scroll + pr->vis_width &&
1634 it->y + it->h >= rt->y_scroll && it->y < rt->y_scroll + pr->vis_height);
1638 *-------------------------------------------------------------------
1640 *-------------------------------------------------------------------
1643 static gint rt_get_queued_area(GList *work)
1649 QueueData *qd = work->data;
1650 area += qd->w * qd->h;
1657 static gboolean rt_queue_schedule_next_draw(RendererTiles *rt, gboolean force_set)
1659 PixbufRenderer *pr = rt->pr;
1661 gint visible_area = pr->vis_width * pr->vis_height;
1666 DEBUG_2("redraw priority: 2pass");
1667 rt->draw_idle_id = g_idle_add_full(G_PRIORITY_DEFAULT_IDLE, rt_queue_draw_idle_cb, rt, NULL);
1671 if (visible_area == 0)
1678 percent = 100.0 * rt_get_queued_area(rt->draw_queue) / visible_area;
1683 /* we have enough data for starting intensive redrawing */
1684 DEBUG_2("redraw priority: high %.2f %%", percent);
1685 rt->draw_idle_id = g_idle_add_full(GDK_PRIORITY_REDRAW, rt_queue_draw_idle_cb, rt, NULL);
1689 if (percent < 1.0 || force_set)
1691 /* queue is (almost) empty, wait 50 ms*/
1692 DEBUG_2("redraw priority: wait %.2f %%", percent);
1693 rt->draw_idle_id = g_timeout_add_full(G_PRIORITY_DEFAULT_IDLE, 50, rt_queue_draw_idle_cb, rt, NULL);
1697 /* keep the same priority as before */
1698 DEBUG_2("redraw priority: no change %.2f %%", percent);
1703 static gboolean rt_queue_draw_idle_cb(gpointer data)
1705 RendererTiles *rt = data;
1706 PixbufRenderer *pr = rt->pr;
1711 if ((!pr->pixbuf && !pr->source_tiles_enabled) ||
1712 (!rt->draw_queue && !rt->draw_queue_2pass) ||
1715 pr_render_complete_signal(pr);
1717 rt->draw_idle_id = 0;
1723 qd = rt->draw_queue->data;
1724 fast = (pr->zoom_2pass && ((pr->zoom_quality != GDK_INTERP_NEAREST && pr->scale != 1.0) || pr->post_process_slow));
1730 /* still loading, wait till done (also drops the higher priority) */
1732 return rt_queue_schedule_next_draw(rt, FALSE);
1735 qd = rt->draw_queue_2pass->data;
1739 if (gtk_widget_get_realized(GTK_WIDGET(pr)))
1741 if (rt_tile_is_visible(rt, qd->it))
1743 rt_tile_expose(rt, qd->it, qd->x, qd->y, qd->w, qd->h, qd->new_data, fast);
1745 else if (qd->new_data)
1747 /* if new pixel data, and we already have a pixmap, update the tile */
1748 qd->it->blank = FALSE;
1749 if (qd->it->surface && qd->it->render_done == TILE_RENDER_ALL)
1751 rt_tile_render(rt, qd->it, qd->x, qd->y, qd->w, qd->h, qd->new_data, fast);
1759 rt->draw_queue = g_list_remove(rt->draw_queue, qd);
1764 rt_queue_merge(qd->it->qd2, qd);
1770 rt->draw_queue_2pass = g_list_append(rt->draw_queue_2pass, qd);
1781 rt->draw_queue_2pass = g_list_remove(rt->draw_queue_2pass, qd);
1785 if (!rt->draw_queue && !rt->draw_queue_2pass)
1787 pr_render_complete_signal(pr);
1789 rt->draw_idle_id = 0;
1793 return rt_queue_schedule_next_draw(rt, FALSE);
1796 static void rt_queue_list_free(GList *list)
1816 static void rt_queue_clear(RendererTiles *rt)
1818 rt_queue_list_free(rt->draw_queue);
1819 rt->draw_queue = NULL;
1821 rt_queue_list_free(rt->draw_queue_2pass);
1822 rt->draw_queue_2pass = NULL;
1824 if (rt->draw_idle_id)
1826 g_source_remove(rt->draw_idle_id);
1827 rt->draw_idle_id = 0;
1832 static void rt_queue_merge(QueueData *parent, QueueData *qd)
1834 if (parent->x + parent->w < qd->x + qd->w)
1836 parent->w += (qd->x + qd->w) - (parent->x + parent->w);
1838 if (parent->x > qd->x)
1840 parent->w += parent->x - qd->x;
1844 if (parent->y + parent->h < qd->y + qd->h)
1846 parent->h += (qd->y + qd->h) - (parent->y + parent->h);
1848 if (parent->y > qd->y)
1850 parent->h += parent->y - qd->y;
1854 parent->new_data |= qd->new_data;
1857 static gboolean rt_clamp_to_visible(RendererTiles *rt, gint *x, gint *y, gint *w, gint *h)
1859 PixbufRenderer *pr = rt->pr;
1866 vh = pr->vis_height;
1871 if (*x + *w < vx || *x > vx + vw || *y + *h < vy || *y > vy + vh) return FALSE;
1874 nx = CLAMP(*x, vx, vx + vw);
1875 nw = CLAMP(*w - (nx - *x), 1, vw);
1877 ny = CLAMP(*y, vy, vy + vh);
1878 nh = CLAMP(*h - (ny - *y), 1, vh);
1888 static gboolean rt_queue_to_tiles(RendererTiles *rt, gint x, gint y, gint w, gint h,
1889 gboolean clamp, ImageRenderType render,
1890 gboolean new_data, gboolean only_existing)
1892 PixbufRenderer *pr = rt->pr;
1897 if (clamp && !rt_clamp_to_visible(rt, &x, &y, &w, &h)) return FALSE;
1899 x1 = ROUND_DOWN(x, rt->tile_width);
1900 x2 = ROUND_UP(x + w, rt->tile_width);
1902 y1 = ROUND_DOWN(y, rt->tile_height);
1903 y2 = ROUND_UP(y + h, rt->tile_height);
1905 for (j = y1; j <= y2; j += rt->tile_height)
1907 for (i = x1; i <= x2; i += rt->tile_width)
1911 it = rt_tile_get(rt, i, j,
1913 (i + rt->tile_width < rt->x_scroll ||
1914 i > rt->x_scroll + pr->vis_width ||
1915 j + rt->tile_height < rt->y_scroll ||
1916 j > rt->y_scroll + pr->vis_height)));
1921 if ((render == TILE_RENDER_ALL && it->render_done != TILE_RENDER_ALL) ||
1922 (render == TILE_RENDER_AREA && it->render_todo != TILE_RENDER_ALL))
1924 it->render_todo = render;
1927 qd = g_new(QueueData, 1);
1929 qd->new_data = new_data;
1939 qd->w = x + w - i - qd->x;
1940 if (qd->x + qd->w > rt->tile_width) qd->w = rt->tile_width - qd->x;
1950 qd->h = y + h - j - qd->y;
1951 if (qd->y + qd->h > rt->tile_height) qd->h = rt->tile_height - qd->y;
1953 if (qd->w < 1 || qd->h < 1)
1959 rt_queue_merge(it->qd, qd);
1965 rt->draw_queue = g_list_append(rt->draw_queue, qd);
1974 static void rt_queue(RendererTiles *rt, gint x, gint y, gint w, gint h,
1975 gboolean clamp, ImageRenderType render,
1976 gboolean new_data, gboolean only_existing)
1978 PixbufRenderer *pr = rt->pr;
1983 nx = CLAMP(x, 0, pr->width - 1);
1984 ny = CLAMP(y, 0, pr->height - 1);
1987 w = CLAMP(w, 0, pr->width - nx);
1988 h = CLAMP(h, 0, pr->height - ny);
1989 if (w < 1 || h < 1) return;
1991 if (rt_queue_to_tiles(rt, nx, ny, w, h, clamp, render, new_data, only_existing) &&
1992 ((!rt->draw_queue && !rt->draw_queue_2pass) || !rt->draw_idle_id))
1994 if (rt->draw_idle_id)
1996 g_source_remove(rt->draw_idle_id);
1997 rt->draw_idle_id = 0;
1999 rt_queue_schedule_next_draw(rt, TRUE);
2003 static void rt_scroll(void *renderer, gint x_off, gint y_off)
2005 RendererTiles *rt = (RendererTiles *) renderer;
2006 PixbufRenderer *pr = rt->pr;
2009 if (rt->stereo_mode & PR_STEREO_MIRROR) x_off = -x_off;
2010 if (rt->stereo_mode & PR_STEREO_FLIP) y_off = -y_off;
2012 gint w = pr->vis_width - abs(x_off);
2013 gint h = pr->vis_height - abs(y_off);
2017 /* scrolled completely to new material */
2018 rt_queue(rt, 0, 0, pr->width, pr->height, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
2026 cairo_surface_t *surface;
2050 #if GTK_CHECK_VERSION(3,0,0)
2051 cr = cairo_create(rt->surface);
2052 surface = rt->surface;
2057 box = GTK_WIDGET(pr);
2058 window = gtk_widget_get_window(box);
2060 cr = gdk_cairo_create(window);
2061 surface = cairo_get_target(cr);
2063 /* clipping restricts the intermediate surface's size, so it's a good idea
2065 cairo_rectangle(cr, x1 + pr->x_offset + rt->stereo_off_x, y1 + pr->y_offset + rt->stereo_off_y, w, h);
2067 /* Now push a group to change the target */
2068 cairo_push_group (cr);
2069 cairo_set_source_surface(cr, surface, x1 - x2, y1 - y2);
2071 /* Now copy the intermediate target back */
2072 cairo_pop_group_to_source(cr);
2076 rt_overlay_queue_all(rt, x2, y2, x1, y1);
2078 w = pr->vis_width - w;
2079 h = pr->vis_height - h;
2084 x_off > 0 ? rt->x_scroll + (pr->vis_width - w) : rt->x_scroll, rt->y_scroll,
2085 w, pr->vis_height, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
2089 /** @FIXME to optimize this, remove overlap */
2091 rt->x_scroll, y_off > 0 ? rt->y_scroll + (pr->vis_height - h) : rt->y_scroll,
2092 pr->vis_width, h, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
2097 static void renderer_area_changed(void *renderer, gint src_x, gint src_y, gint src_w, gint src_h)
2099 RendererTiles *rt = (RendererTiles *)renderer;
2100 PixbufRenderer *pr = rt->pr;
2101 gint x, y, width, height, x1, y1, x2, y2;
2103 gint orientation = rt_get_orientation(rt);
2104 pr_coords_map_orientation_reverse(orientation,
2105 src_x - GET_RIGHT_PIXBUF_OFFSET(rt), src_y,
2106 pr->image_width, pr->image_height,
2111 if (pr->scale != 1.0 && pr->zoom_quality != GDK_INTERP_NEAREST)
2113 /* increase region when using a zoom quality that may access surrounding pixels */
2118 x1 = (gint)floor((gdouble)x * pr->scale);
2119 y1 = (gint)floor((gdouble)y * pr->scale * pr->aspect_ratio);
2120 x2 = (gint)ceil((gdouble)(x + width) * pr->scale);
2121 y2 = (gint)ceil((gdouble)(y + height) * pr->scale * pr->aspect_ratio);
2123 rt_queue(rt, x1, y1, x2 - x1, y2 - y1, FALSE, TILE_RENDER_AREA, TRUE, TRUE);
2126 static void renderer_redraw(RendererTiles *rt, gint x, gint y, gint w, gint h,
2127 gint clamp, ImageRenderType render, gboolean new_data, gboolean only_existing)
2129 PixbufRenderer *pr = rt->pr;
2131 x -= rt->stereo_off_x;
2132 y -= rt->stereo_off_y;
2134 rt_border_draw(rt, x, y, w, h);
2136 x = MAX(0, x - pr->x_offset + pr->x_scroll);
2137 y = MAX(0, y - pr->y_offset + pr->y_scroll);
2141 MIN(w, pr->width - x),
2142 MIN(h, pr->height - y),
2143 clamp, render, new_data, only_existing);
2146 static void renderer_update_pixbuf(void *renderer, gboolean lazy)
2148 rt_queue_clear((RendererTiles *)renderer);
2151 static void renderer_update_zoom(void *renderer, gboolean lazy)
2153 RendererTiles *rt = (RendererTiles *)renderer;
2154 PixbufRenderer *pr = rt->pr;
2156 rt_tile_invalidate_all((RendererTiles *)renderer);
2159 renderer_redraw(renderer, 0, 0, pr->width, pr->height, TRUE, TILE_RENDER_ALL, TRUE, FALSE);
2161 rt_border_clear(rt);
2164 static void renderer_invalidate_region(void *renderer, gint x, gint y, gint w, gint h)
2166 rt_tile_invalidate_region((RendererTiles *)renderer, x, y, w, h);
2169 static void renderer_update_viewport(void *renderer)
2171 RendererTiles *rt = (RendererTiles *)renderer;
2173 rt->stereo_off_x = 0;
2174 rt->stereo_off_y = 0;
2176 if (rt->stereo_mode & PR_STEREO_RIGHT)
2178 if (rt->stereo_mode & PR_STEREO_HORIZ)
2180 rt->stereo_off_x = rt->pr->viewport_width;
2182 else if (rt->stereo_mode & PR_STEREO_VERT)
2184 rt->stereo_off_y = rt->pr->viewport_height;
2186 else if (rt->stereo_mode & PR_STEREO_FIXED)
2188 rt->stereo_off_x = rt->pr->stereo_fixed_x_right;
2189 rt->stereo_off_y = rt->pr->stereo_fixed_y_right;
2194 if (rt->stereo_mode & PR_STEREO_FIXED)
2196 rt->stereo_off_x = rt->pr->stereo_fixed_x_left;
2197 rt->stereo_off_y = rt->pr->stereo_fixed_y_left;
2200 DEBUG_1("update size: %p %d %d %d %d", rt, rt->stereo_off_x, rt->stereo_off_y, rt->pr->viewport_width, rt->pr->viewport_height);
2202 rt_overlay_update_sizes(rt);
2203 rt_border_clear(rt);
2206 static void renderer_stereo_set(void *renderer, gint stereo_mode)
2208 RendererTiles *rt = (RendererTiles *)renderer;
2210 rt->stereo_mode = stereo_mode;
2213 static void renderer_free(void *renderer)
2215 RendererTiles *rt = (RendererTiles *)renderer;
2217 rt_tile_free_all(rt);
2218 if (rt->spare_tile) g_object_unref(rt->spare_tile);
2219 if (rt->overlay_buffer) g_object_unref(rt->overlay_buffer);
2220 rt_overlay_list_clear(rt);
2221 /* disconnect "hierarchy-changed" */
2222 g_signal_handlers_disconnect_matched(G_OBJECT(rt->pr), G_SIGNAL_MATCH_DATA,
2227 #if GTK_CHECK_VERSION(3,0,0)
2228 static gboolean rt_realize_cb(GtkWidget *widget, gpointer data)
2230 RendererTiles *rt = (RendererTiles *)data;
2235 rt->surface = gdk_window_create_similar_surface(gtk_widget_get_window(widget), CAIRO_CONTENT_COLOR, gtk_widget_get_allocated_width(widget), gtk_widget_get_allocated_height(widget));
2237 cr = cairo_create(rt->surface);
2238 cairo_set_source_rgb(cr, (gdouble)options->image.border_color.red /65535, (gdouble)options->image.border_color.green / 65535, (gdouble)options->image.border_color.blue / 65535);
2246 static gboolean rt_size_allocate_cb(GtkWidget *widget, GdkRectangle *allocation, gpointer data)
2248 RendererTiles *rt = data;
2250 cairo_surface_t *old_surface;
2252 if (gtk_widget_get_realized(GTK_WIDGET(rt->pr)))
2254 old_surface = rt->surface;
2255 rt->surface = gdk_window_create_similar_surface(gtk_widget_get_window(widget), CAIRO_CONTENT_COLOR, allocation->width, allocation->height);
2257 cr = cairo_create(rt->surface);
2259 cairo_set_source_rgb(cr, (gdouble)options->image.border_color.red / 65535, (gdouble)options->image.border_color.green / 65535, (gdouble)options->image.border_color.blue / 65535);
2261 cairo_set_source_surface(cr, old_surface, 0, 0);
2264 cairo_surface_destroy(old_surface);
2266 renderer_redraw(rt, allocation->x, allocation->y, allocation->width, allocation->height, FALSE, TILE_RENDER_ALL, FALSE, FALSE);
2272 static gboolean rt_draw_cb(GtkWidget *widget, cairo_t *cr, gpointer data)
2274 RendererTiles *rt = (RendererTiles *)data;
2278 if (rt->stereo_mode & (PR_STEREO_HORIZ | PR_STEREO_VERT))
2280 cairo_push_group(cr);
2281 cairo_set_source_rgb(cr, (double)rt->pr->color.red / 65535, (double)rt->pr->color.green / 65535, (double)rt->pr->color.blue / 65535);
2283 if (rt->stereo_mode & PR_STEREO_HORIZ)
2285 cairo_rectangle(cr, rt->stereo_off_x, 0, rt->pr->viewport_width, rt->pr->viewport_height);
2289 cairo_rectangle(cr, 0, rt->stereo_off_y, rt->pr->viewport_width, rt->pr->viewport_height);
2294 cairo_rectangle(cr, rt->pr->x_offset + rt->stereo_off_x, rt->pr->y_offset + rt->stereo_off_y, rt->pr->vis_width, rt->pr->vis_height);
2296 cairo_set_source_surface(cr, rt->surface, 0, 0);
2299 cairo_pop_group_to_source(cr);
2304 cairo_set_source_surface(cr, rt->surface, 0, 0);
2308 work = rt->overlay_list;
2312 gint px, py, pw, ph;
2313 pw = gdk_pixbuf_get_width(od->pixbuf);
2314 ph = gdk_pixbuf_get_height(od->pixbuf);
2318 if (od->flags & OVL_RELATIVE)
2320 if (px < 0) px = rt->pr->viewport_width - pw + px;
2321 if (py < 0) py = rt->pr->viewport_height - ph + py;
2324 gdk_cairo_set_source_pixbuf(cr, od->pixbuf, px, py);
2333 static gboolean rt_expose_cb(GtkWidget *widget, GdkEventExpose *event, gpointer data)
2335 RendererTiles *rt = (RendererTiles *)data;
2336 if (gtk_widget_is_drawable(widget))
2338 if (gtk_widget_get_has_window(widget))
2340 if (event->window != gtk_widget_get_window(widget))
2344 gdk_window_get_position(event->window, &area.x, &area.y);
2345 area.x += event->area.x;
2346 area.y += event->area.y;
2347 area.width = event->area.width;
2348 area.height = event->area.height;
2349 renderer_redraw(rt, area.x, area.y, area.width, area.height,
2350 FALSE, TILE_RENDER_ALL, FALSE, FALSE);
2355 renderer_redraw(rt, event->area.x, event->area.y, event->area.width, event->area.height,
2356 FALSE, TILE_RENDER_ALL, FALSE, FALSE);
2366 RendererFuncs *renderer_tiles_new(PixbufRenderer *pr)
2368 RendererTiles *rt = g_new0(RendererTiles, 1);
2372 rt->f.area_changed = renderer_area_changed;
2373 rt->f.update_pixbuf = renderer_update_pixbuf;
2374 rt->f.free = renderer_free;
2375 rt->f.update_zoom = renderer_update_zoom;
2376 rt->f.invalidate_region = renderer_invalidate_region;
2377 rt->f.scroll = rt_scroll;
2378 rt->f.update_viewport = renderer_update_viewport;
2381 rt->f.overlay_add = renderer_tiles_overlay_add;
2382 rt->f.overlay_set = renderer_tiles_overlay_set;
2383 rt->f.overlay_get = renderer_tiles_overlay_get;
2385 rt->f.stereo_set = renderer_stereo_set;
2387 rt->tile_width = options->image.tile_size;
2388 rt->tile_height = options->image.tile_size;
2391 rt->tile_cache_size = 0;
2393 rt->tile_cache_max = PR_CACHE_SIZE_DEFAULT;
2395 rt->draw_idle_id = 0;
2397 rt->stereo_mode = 0;
2398 rt->stereo_off_x = 0;
2399 rt->stereo_off_y = 0;
2401 #if GTK_CHECK_VERSION(3, 10, 0)
2402 rt->hidpi_scale = gtk_widget_get_scale_factor(GTK_WIDGET(rt->pr));
2404 rt->hidpi_scale = 1;
2407 g_signal_connect(G_OBJECT(pr), "hierarchy-changed",
2408 G_CALLBACK(rt_hierarchy_changed_cb), rt);
2410 #if GTK_CHECK_VERSION(3,0,0)
2411 g_signal_connect(G_OBJECT(pr), "draw",
2412 G_CALLBACK(rt_draw_cb), rt);
2413 g_signal_connect(G_OBJECT(pr), "realize", G_CALLBACK(rt_realize_cb), rt);
2414 g_signal_connect(G_OBJECT(pr), "size-allocate", G_CALLBACK(rt_size_allocate_cb), rt);
2416 g_signal_connect(G_OBJECT(pr), "expose_event",
2417 G_CALLBACK(rt_expose_cb), rt);
2420 return (RendererFuncs *) rt;
2424 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */