[gegl] gegl: make GEGL_ALLOCA_THRESHOLD platform dependent
- From: Øyvind Kolås <ok src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gegl] gegl: make GEGL_ALLOCA_THRESHOLD platform dependent
- Date: Mon, 29 Jan 2018 14:33:23 +0000 (UTC)
commit 305335535792903aa52e739b7fe7aa7b653cfd7f
Author: Øyvind Kolås <pippin gimp org>
Date: Mon Jan 29 15:29:54 2018 +0100
gegl: make GEGL_ALLOCA_THRESHOLD platform dependent
Primary motivation being that we then get a higher number of
linux/OSX making it possible for more temporary allocations
inside buffer handling to avoid the function call overheads
of malloc/free.
gegl/gegl-types-internal.h | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/gegl/gegl-types-internal.h b/gegl/gegl-types-internal.h
index 74a9740..335c112 100644
--- a/gegl/gegl-types-internal.h
+++ b/gegl/gegl-types-internal.h
@@ -105,8 +105,16 @@ GEGL_CACHED_BABL(format, yA_float, "Y'aA float")
GEGL_CACHED_BABL(format, ya_linear_float, "Y float")
GEGL_CACHED_BABL(format, yA_linear_float, "YaA float")
+
+#ifdef G_OS_WIN32
+ /* one use 16kb of stack before an exception triggered warning on win32 */
+ #define GEGL_ALLOCA_THRESHOLD 8192
+#else
+/* on linux/OSX 0.5mb is reasonable, the stack size of new threads is 2MB */
+ #define GEGL_ALLOCA_THRESHOLD (1024*1024/2)
+#endif
+
G_END_DECLS
-#define GEGL_ALLOCA_THRESHOLD 8192 * 8 /* maybe this needs to be reduced for win32? */
#endif /* __GEGL_TYPES_INTERNAL_H__ */
[
Date Prev][
Date Next] [
Thread Prev][
Thread Next]
[
Thread Index]
[
Date Index]
[
Author Index]