[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [27077] trunk/blender/source/blender/ editors/render: OSX : Bugfix [#21293] add OpenMP apple gcc bug workaround for render preview
Damien Plisson
damien.plisson at yahoo.fr
Mon Feb 22 11:29:50 CET 2010
Revision: 27077
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=27077
Author: damien78
Date: 2010-02-22 11:29:49 +0100 (Mon, 22 Feb 2010)
Log Message:
-----------
OSX : Bugfix [#21293] add OpenMP apple gcc bug workaround for render preview
All openMP calls from a background thread need to have this thread var init workaround
Modified Paths:
--------------
trunk/blender/source/blender/editors/render/Makefile
trunk/blender/source/blender/editors/render/SConscript
trunk/blender/source/blender/editors/render/render_preview.c
Modified: trunk/blender/source/blender/editors/render/Makefile
===================================================================
--- trunk/blender/source/blender/editors/render/Makefile 2010-02-22 09:22:36 UTC (rev 27076)
+++ trunk/blender/source/blender/editors/render/Makefile 2010-02-22 10:29:49 UTC (rev 27077)
@@ -54,3 +54,9 @@
# own include
CPPFLAGS += -I../include
+
+ifeq ($(OS), darwin)
+ ifeq ($(WITH_BF_OPENMP), true)
+ CPPFLAGS += -DPARALLEL=1
+ endif
+endif
Modified: trunk/blender/source/blender/editors/render/SConscript
===================================================================
--- trunk/blender/source/blender/editors/render/SConscript 2010-02-22 09:22:36 UTC (rev 27076)
+++ trunk/blender/source/blender/editors/render/SConscript 2010-02-22 10:29:49 UTC (rev 27077)
@@ -24,4 +24,8 @@
if env['USE_QTKIT']:
env.Append(CFLAGS=['-DUSE_QTKIT'])
+if env['OURPLATFORM'] == 'darwin':
+ if env['WITH_BF_OPENMP']:
+ env.Append(CFLAGS=['-DARALLEL=1'])
+
env.BlenderLib ( 'bf_editors_render', sources, Split(incs), [], libtype=['core'], priority=[45])
Modified: trunk/blender/source/blender/editors/render/render_preview.c
===================================================================
--- trunk/blender/source/blender/editors/render/render_preview.c 2010-02-22 09:22:36 UTC (rev 27076)
+++ trunk/blender/source/blender/editors/render/render_preview.c 2010-02-22 10:29:49 UTC (rev 27077)
@@ -100,6 +100,13 @@
#define PR_XMAX 200
#define PR_YMAX 195
+#if defined(__APPLE__) && (PARALLEL == 1) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 2)
+/* ************** libgomp (Apple gcc 4.2.1) TLS bug workaround *************** */
+#include <pthread.h>
+extern pthread_key_t gomp_tls_key;
+static void *thread_tls_data;
+#endif
+
/* XXX */
static int qtest() {return 0;}
/* XXX */
@@ -1098,6 +1105,11 @@
{
ShaderPreview *sp= customdata;
+#if defined(__APPLE__) && (PARALLEL == 1) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 2)
+ // Workaround for Apple gcc 4.2.1 omp vs background thread bug
+ pthread_setspecific (gomp_tls_key, thread_tls_data);
+#endif
+
if(sp->pr_method == PR_ICON_RENDER)
icon_preview_startjob(customdata, stop, do_update);
else
@@ -1127,7 +1139,12 @@
WM_jobs_customdata(steve, sp, shader_preview_free);
WM_jobs_timer(steve, 0.1, NC_MATERIAL, NC_MATERIAL);
WM_jobs_callbacks(steve, common_preview_startjob, NULL, NULL);
-
+
+#if defined(__APPLE__) && (PARALLEL == 1) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 2)
+ // Workaround for Apple gcc 4.2.1 omp vs background thread bug
+ thread_tls_data = pthread_getspecific(gomp_tls_key);
+#endif
+
WM_jobs_start(CTX_wm_manager(C), steve);
}
@@ -1154,6 +1171,11 @@
WM_jobs_timer(steve, 0.1, NC_MATERIAL, NC_MATERIAL);
WM_jobs_callbacks(steve, common_preview_startjob, NULL, shader_preview_updatejob);
+#if defined(__APPLE__) && (PARALLEL == 1) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 2)
+ // Workaround for Apple gcc 4.2.1 omp vs background thread bug
+ thread_tls_data = pthread_getspecific(gomp_tls_key);
+#endif
+
WM_jobs_start(CTX_wm_manager(C), steve);
}
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