From 997624c7ddad836080e54d5b488169954bc77b35 Mon Sep 17 00:00:00 2001
From: Maxime Curioni <maxime.curioni@gmail.com>
Date: Wed, 8 Apr 2009 17:32:56 +0000
Subject: Corrected crash when calculating number of available style modules

---
 .../blender/freestyle/intern/app_blender/Controller.cpp |  1 +
 .../freestyle/intern/app_blender/FRS_freestyle.cpp      |  2 +-
 source/blender/freestyle/intern/stroke/StyleModule.h    | 17 +++++++++++++++--
 3 files changed, 17 insertions(+), 3 deletions(-)

(limited to 'source/blender/freestyle/intern')

diff --git a/source/blender/freestyle/intern/app_blender/Controller.cpp b/source/blender/freestyle/intern/app_blender/Controller.cpp
index f960b749ce6..ddb581438bd 100755
--- a/source/blender/freestyle/intern/app_blender/Controller.cpp
+++ b/source/blender/freestyle/intern/app_blender/Controller.cpp
@@ -632,6 +632,7 @@ void Controller::DrawStrokes()
   if(_ViewMap == 0)
     return;
 
+  cout << "\n===  Stroke drawing  ===" << endl;
   _Chrono.start();
   _Canvas->Draw();
   real d = _Chrono.stop();
diff --git a/source/blender/freestyle/intern/app_blender/FRS_freestyle.cpp b/source/blender/freestyle/intern/app_blender/FRS_freestyle.cpp
index 74414fbc844..95d0a5f7fa1 100644
--- a/source/blender/freestyle/intern/app_blender/FRS_freestyle.cpp
+++ b/source/blender/freestyle/intern/app_blender/FRS_freestyle.cpp
@@ -249,7 +249,7 @@ extern "C" {
 		init_view(re);
 		init_camera(re);
 		
-		for(srl= (SceneRenderLayer *)re->scene->r.layers.first; srl; srl= srl->next) {
+		for(srl= (SceneRenderLayer *)G.scene->r.layers.first; srl; srl= srl->next) {
 			if( !(srl->layflag & SCE_LAY_DISABLE) &&
 			 	srl->layflag & SCE_LAY_FRS &&
 				displayed_layer_count(srl) > 0       )
diff --git a/source/blender/freestyle/intern/stroke/StyleModule.h b/source/blender/freestyle/intern/stroke/StyleModule.h
index 3d39e53515b..390a67d633d 100755
--- a/source/blender/freestyle/intern/stroke/StyleModule.h
+++ b/source/blender/freestyle/intern/stroke/StyleModule.h
@@ -61,12 +61,25 @@ public:
       cerr << "Error: no interpreter was found to execute the script" << endl;
       return NULL;
     }
+
+	if (!_drawable) {
+      cerr << "Error: not drawable" << endl;
+      return NULL;
+    }
+
     Operators::reset();
-    if (_inter->interpretFile(_file_name))
+	int errorCode;
+    if( errorCode = _inter->interpretFile(_file_name)) {
+      cerr << "Error: interpretation failed with code " << errorCode << endl;
       return NULL;
+	}
+	
     Operators::StrokesContainer* strokes_set = Operators::getStrokesSet();
-    if (!_drawable || strokes_set->empty())
+    if( strokes_set->empty() ) {
+   		cerr << "Error: strokes set empty" << endl;
       return NULL;
+	}
+
     StrokeLayer* sl = new StrokeLayer;
     for (Operators::StrokesContainer::iterator it = strokes_set->begin();
 	 it != strokes_set->end();
-- 
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