[Bf-blender-cvs] [b9b4454] depsgraph_refactor: RNA function for debug output of depsgraph evaluation (stub for now).

[Lukas Tönne]

Commit: b9b4454195fa10b45d9c0e4c9feb193f57444ee1
Author: Lukas Tönne
Date:   Sun Apr 13 16:35:03 2014 +0200
https://developer.blender.org/rBb9b4454195fa10b45d9c0e4c9feb193f57444ee1

RNA function for debug output of depsgraph evaluation (stub for now).

===================================================================

M	source/blender/depsgraph/DEG_depsgraph_debug.h
M	source/blender/depsgraph/intern/depsgraph_debug.cpp
M	source/blender/makesrna/intern/rna_depsgraph.c

===================================================================

diff --git a/source/blender/depsgraph/DEG_depsgraph_debug.h b/source/blender/depsgraph/DEG_depsgraph_debug.h
index 2863167..c817fbb 100644
--- a/source/blender/depsgraph/DEG_depsgraph_debug.h
+++ b/source/blender/depsgraph/DEG_depsgraph_debug.h
@@ -48,6 +48,11 @@ typedef void (*DEG_DebugBuildCb_RelationAdded)(void *userdata, const struct Deps
 void DEG_debug_build_init(void *userdata, DEG_DebugBuildCb_NodeAdded node_added_cb, DEG_DebugBuildCb_RelationAdded rel_added_cb);
 void DEG_debug_build_end(void);
 
+typedef void (*DEG_DebugEvalCb)(void *userdata, const char *message);
+
+void DEG_debug_eval_init(void *userdata, DEG_DebugEvalCb cb);
+void DEG_debug_eval_end(void);
+
 /* ************************************************ */
 
 #ifdef __cplusplus
diff --git a/source/blender/depsgraph/intern/depsgraph_debug.cpp b/source/blender/depsgraph/intern/depsgraph_debug.cpp
index d92b765..3f6c271 100644
--- a/source/blender/depsgraph/intern/depsgraph_debug.cpp
+++ b/source/blender/depsgraph/intern/depsgraph_debug.cpp
@@ -490,8 +490,10 @@ void DEG_debug_graphviz(const Depsgraph *graph, FILE *f)
 #ifdef DEG_DEBUG_BUILD
 
 static void *deg_debug_build_userdata;
+static void *deg_debug_eval_userdata;
 DEG_DebugBuildCb_NodeAdded deg_debug_build_node_added_cb;
 DEG_DebugBuildCb_RelationAdded deg_debug_build_rel_added_cb;
+DEG_DebugEvalCb deg_debug_eval_cb;
 
 void DEG_debug_build_init(void *userdata, DEG_DebugBuildCb_NodeAdded node_added_cb, DEG_DebugBuildCb_RelationAdded rel_added_cb)
 {
@@ -521,6 +523,18 @@ void DEG_debug_build_end(void)
 	deg_debug_build_rel_added_cb = NULL;
 }
 
+void DEG_debug_eval_init(void *userdata, DEG_DebugEvalCb cb)
+{
+	deg_debug_eval_userdata = userdata;
+	deg_debug_eval_cb = cb;
+}
+
+void DEG_debug_eval_end(void)
+{
+	deg_debug_eval_userdata = NULL;
+	deg_debug_eval_cb = NULL;
+}
+
 #else /* DEG_DEBUG_BUILD */
 
 void DEG_debug_build_init(void *userdata, DEG_DebugBuildCb_NodeAdded node_added_cb, DEG_DebugBuildCb_RelationAdded rel_added_cb) {}
diff --git a/source/blender/makesrna/intern/rna_depsgraph.c b/source/blender/makesrna/intern/rna_depsgraph.c
index 77f61e4..41c2823 100644
--- a/source/blender/makesrna/intern/rna_depsgraph.c
+++ b/source/blender/makesrna/intern/rna_depsgraph.c
@@ -51,12 +51,57 @@ static void rna_Depsgraph_debug_graphviz(Depsgraph *graph, const char *filename)
 	fclose(f);
 }
 
+typedef struct DepsgraphEvalDebugInfo {
+	const char *filename;
+	int step;
+	const Depsgraph *graph;
+} DepsgraphEvalDebugInfo;
+
+/* generic debug output function */
+static void rna_Depsgraph_debug_simulate_cb(DepsgraphEvalDebugInfo *info, const char *UNUSED(message))
+{
+	char filename[FILE_MAX];
+	
+	BLI_snprintf(filename, sizeof(filename), "%s_eval_%04d", info->filename, info->step);
+	FILE *f = fopen(filename, "w");
+	if (f == NULL)
+		return;
+	
+	DEG_debug_graphviz(info->graph, f);
+	
+	fclose(f);
+	
+	++info->step;
+}
+
+static void rna_Depsgraph_debug_simulate(Depsgraph *graph, const char *filename)
+{
+	FILE *f = fopen(filename, "w");
+	if (f == NULL)
+		return;
+	
+	
+	DEG_debug_graphviz(graph, f);
+	
+	fclose(f);
+	DepsgraphEvalDebugInfo debug_info;
+	debug_info.filename = filename;
+	debug_info.step = 0;
+	debug_info.graph = graph;
+	
+	DEG_debug_eval_init(&debug_info,
+	                    (DEG_DebugEvalCb)rna_Depsgraph_debug_simulate_cb);
+	
+	/* ... TODO */
+	
+	DEG_debug_eval_end();
+}
+
 #else
 
 static void rna_def_depsgraph(BlenderRNA *brna)
 {
 	StructRNA *srna;
-	PropertyRNA *prop;
 	FunctionRNA *func;
 	PropertyRNA *parm;
 	
@@ -67,6 +112,11 @@ static void rna_def_depsgraph(BlenderRNA *brna)
 	parm = RNA_def_string_file_path(func, "filename", NULL, FILE_MAX, "File Name",
 	                                "File in which to store graphviz debug output");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
+	
+	func = RNA_def_function(srna, "debug_simulate", "rna_Depsgraph_debug_simulate");
+	parm = RNA_def_string_file_path(func, "filename", NULL, FILE_MAX, "File Name",
+	                                "File in which to store graphviz debug output");
+	RNA_def_property_flag(parm, PROP_REQUIRED);
 }
 
 void RNA_def_depsgraph(BlenderRNA *brna)