Improved tile cache priority scheme.

[simgear.git] / simgear / scene / model / model.hxx

diff --git a/simgear/scene/model/model.hxx b/simgear/scene/model/model.hxx
index db7f663806d48a006f21aba6d4167cb922c7b159..c2097fdcd52930cab553b80cd5cae13b53cc4ea7 100644 (file)
--- a/simgear/scene/model/model.hxx
+++ b/simgear/scene/model/model.hxx
@@ -15,71 +15,18 @@
 #include <vector>
 #include <set>
 
-SG_USING_STD(vector);
-SG_USING_STD(set);
-
 #include <osg/Node>
 #include <osg/Texture2D>
 #include <osgDB/ReaderWriter>
 
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/props/props.hxx>
+#include <simgear/scene/util/NodeAndDrawableVisitor.hxx>
 
-
-// Has anyone done anything *really* stupid, like making min and max macros?
-#ifdef min
-#undef min
-#endif
-#ifdef max
-#undef max
-#endif
-
-
-/**
- * Abstract class for adding data to the scene graph.  modelLoaded() is
- * called by sgLoad3DModel() after the model was loaded, and the destructor
- * when the branch is removed from the graph.
- */
-class SGModelData : public osg::Referenced {
-public:
-    virtual ~SGModelData() {}
-    virtual void modelLoaded( const string& path, SGPropertyNode *prop,
-                              osg::Node*branch) = 0;
-};
-
-
-/**
- * Load a 3D model with or without XML wrapper.  Note, this version
- * Does not know about or load the panel/cockpit information.  Use the
- * "model_panel.hxx" version if you want to load an aircraft
- * (i.e. ownship) with a panel.
- *
- * If the path ends in ".xml", then it will be used as a property-
- * list wrapper to add animations to the model.
- *
- * Subsystems should not normally invoke this function directly;
- * instead, they should use the FGModelLoader declared in loader.hxx.
- */
-osg::Node*
-sgLoad3DModel( const string& fg_root, const string &path,
-               SGPropertyNode *prop_root, double sim_time_sec,
-               osg::Node *(*load_panel)(SGPropertyNode *) = 0,
-               SGModelData *data = 0,
-               const SGPath& texturePath = SGPath() );
-
-
-/**
- * Make the animation
- */
-void
-sgMakeAnimation( osg::Node* model,
-                 const char * name,
-                 vector<SGPropertyNode_ptr> &name_nodes,
-                 SGPropertyNode *prop_root,
-                 SGPropertyNode_ptr node,
-                 double sim_time_sec,
-                 SGPath &texture_path,
-                 set<osg::Node*> &ignore_branches );
+namespace simgear
+{
+class SGReaderWriterXMLOptions;
+}
 
 osg::Texture2D*
 SGLoadTexture2D(bool staticTexture, const std::string& path,
@@ -114,4 +61,64 @@ SGLoadTexture2D(bool staticTexture, const SGPath& path,
                            mipmaplevels);
 }
 
+namespace simgear
+{
+osg::Node* copyModel(osg::Node* model);
+
+// Change the StateSets of a model to hold different textures based on
+// a livery path.
+
+class TextureUpdateVisitor : public NodeAndDrawableVisitor
+{
+public:
+    TextureUpdateVisitor(const osgDB::FilePathList& pathList);
+    virtual void apply(osg::Node& node);
+    virtual void apply(osg::Drawable& drawable);
+    // Copied from Mathias' earlier SGTextureUpdateVisitor
+protected:
+    osg::Texture2D* textureReplace(int unit, const osg::StateAttribute* attr);
+    osg::StateSet* cloneStateSet(const osg::StateSet* stateSet);
+private:
+    osgDB::FilePathList _pathList;
+};
+
+// Create new userdata structs in a copied model.
+// The BVH trees are shared with the original model, but the velocity fields
+// should usually be distinct fields for distinct models.
+class UserDataCopyVisitor : public osg::NodeVisitor
+{
+public:
+    UserDataCopyVisitor();
+    virtual void apply(osg::Node& node);
+};
+
+/**
+ * Transform an OSG subgraph by substituting Effects and EffectGeodes
+ * for osg::Geodes with osg::StateSets. This is only guaranteed to
+ * work for models prouced by the .ac loader.
+ *
+ * returns a copy if any nodes are changed
+ */
+osg::ref_ptr<osg::Node>
+instantiateEffects(osg::Node* model,
+                   PropertyList& effectProps,
+                   const SGReaderWriterXMLOptions* options);
+
+/**
+ * Transform an OSG subgraph by substituting the Effects and
+ * EffectGeodes for osg::Geodes with osg::StateSets, inheriting from
+ * the default model effect. This is only guaranteed to work for
+ * models prouced by the .ac loader.
+ *
+ * returns a copy if any nodes are changed
+ */
+
+inline osg::ref_ptr<osg::Node>
+instantiateEffects(osg::Node* model,
+                   const SGReaderWriterXMLOptions* options)
+{
+    PropertyList effectProps;
+    return instantiateEffects(model, effectProps, options);
+}
+}
 #endif // __MODEL_HXX