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allow configuring imlib2's cache size (#171)

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by default imlib2 uses a 4mb cache, which is quite small. this allows
users who have more memory to spare to set a bigger cache size and avoid
reloading an already viewed image if it fits into the cache.

Co-authored-by: Berke Kocaoğlu <berke.kocaoglu@metu.edu.tr>
This commit is contained in:
N-R-K 2021-11-26 03:04:02 +06:00 committed by NRK
parent 4396031233
commit 0639047dde
2 changed files with 7 additions and 0 deletions
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6
config.def.h
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@ -59,6 +59,12 @@ static const bool ANTI_ALIAS = true;
*/ */
static const bool ALPHA_LAYER = false; static const bool ALPHA_LAYER = false;
/* cache size for imlib2, in bytes. For backwards compatibility reasons, the
* size is kept at 4MiB. For most users, it is advised to pick a value close to
* or above 128MiB for better image (re)loading performance.
*/
static const int CACHE_SIZE = 4 * 1024 * 1024; /* 4MiB */
#endif #endif
#ifdef _THUMBS_CONFIG #ifdef _THUMBS_CONFIG

1
image.c
View File

@ -48,6 +48,7 @@ void img_init(img_t *img, win_t *win)
imlib_context_set_display(win->env.dpy); imlib_context_set_display(win->env.dpy);
imlib_context_set_visual(win->env.vis); imlib_context_set_visual(win->env.vis);
imlib_context_set_colormap(win->env.cmap); imlib_context_set_colormap(win->env.cmap);
imlib_set_cache_size(CACHE_SIZE);
img->im = NULL; img->im = NULL;
img->win = win; img->win = win;