From Wang Rui, new native binary/ascii format infrastructure and wrappers.

From Robert Osfield, refactor of Wang Rui's original osg2 into 3 parts - parts placed into osgDB, the ReaderWriter placed into src/osg/Plugin/osg and wrappers into src/osgWrappers/serializers/osg

include/osgDB/DataTypes

@@ -0,0 +1,127 @@
+/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2010 Robert Osfield
+ *
+ * This library is open source and may be redistributed and/or modified under
+ * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
+ * (at your option) any later version.  The full license is in LICENSE file
+ * included with this distribution, and on the openscenegraph.org website.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * OpenSceneGraph Public License for more details.
+*/
+// Written by Wang Rui, (C) 2010
+
+#ifndef H_DATATYPES
+#define H_DATATYPES
+
+#include <string>
+
+namespace osgDB
+{
+
+// OSG Header (MD5, 16Bit)
+#define OSG_HEADER_LOW  0x6C910EA1
+#define OSG_HEADER_HIGH 0x1AFB4545
+
+// Reader/writer plugin version
+#define PLUGIN_VERSION 2
+
+#define BOOL_SIZE   1
+#define CHAR_SIZE   1
+#define SHORT_SIZE  2
+#define INT_SIZE    4
+#define LONG_SIZE   4
+#define FLOAT_SIZE  4
+#define DOUBLE_SIZE 8
+#define GLENUM_SIZE 4
+
+#define ID_BYTE_ARRAY 0
+#define ID_UBYTE_ARRAY 1
+#define ID_SHORT_ARRAY 2
+#define ID_USHORT_ARRAY 3
+#define ID_INT_ARRAY 4
+#define ID_UINT_ARRAY 5
+#define ID_FLOAT_ARRAY 6
+#define ID_DOUBLE_ARRAY 7
+#define ID_VEC2B_ARRAY 8
+#define ID_VEC3B_ARRAY 9
+#define ID_VEC4B_ARRAY 10
+#define ID_VEC4UB_ARRAY 11
+#define ID_VEC2S_ARRAY 12
+#define ID_VEC3S_ARRAY 13
+#define ID_VEC4S_ARRAY 14
+#define ID_VEC2_ARRAY 15
+#define ID_VEC3_ARRAY 16
+#define ID_VEC4_ARRAY 17
+#define ID_VEC2D_ARRAY 18
+#define ID_VEC3D_ARRAY 19
+#define ID_VEC4D_ARRAY 20
+
+#define ID_DRAWARRAYS 50
+#define ID_DRAWARRAY_LENGTH 51
+#define ID_DRAWELEMENTS_UBYTE 52
+#define ID_DRAWELEMENTS_USHORT 53
+#define ID_DRAWELEMENTS_UINT 54
+
+// Used by BEGIN_BRACKET and END_BRACKET
+#define INDENT_VALUE 2
+
+// Used by the writeImage/readImage parameter
+#define IMAGE_INLINE_DATA 0
+#define IMAGE_INLINE_FILE 1
+#define IMAGE_EXTERNAL 2
+#define IMAGE_WRITE_OUT 3
+
+struct ObjectGLenum
+{
+    ObjectGLenum( GLenum value=0 ) : _value(value) {}
+    ObjectGLenum( const ObjectGLenum& copy ) : _value(copy._value) {}
+    void set( GLenum e ) { _value = e; }
+    GLenum get() const { return _value; }
+    GLenum _value;
+};
+#define GLENUM(value) osgDB::ObjectGLenum(value)
+#define DEF_GLENUM(var) osgDB::ObjectGLenum var;
+
+struct ObjectProperty
+{
+    ObjectProperty( const char* name, int value=0, bool useMap=false )
+    : _name(name), _value(value), _mapProperty(useMap) {}
+    
+    ObjectProperty( const ObjectProperty& copy )
+    : _name(copy._name), _value(copy._value), _mapProperty(copy._mapProperty) {}
+    
+	ObjectProperty& proto( const char* name )
+	{ _name = name; return *this; }
+	
+	void set( int v ) { _value = v; }
+	int get() const { return _value; }
+	
+    std::string _name;
+    int _value;
+    bool _mapProperty;
+};
+static ObjectProperty defaultProp("");
+
+#define PROPERTY(name) defaultProp.proto(name)
+#define MAPPEE(pairName, value) osgDB::ObjectProperty(#pairName, value, true)
+#define DEF_PROPERTY(name, var) osgDB::ObjectProperty var(name);
+#define DEF_MAPPEE(pairName, var) osgDB::ObjectProperty var(#pairName, 0, true);
+
+struct ObjectMark
+{
+    ObjectMark( const char* name, int delta=0 )
+    : _name(name), _indentDelta(delta) {}
+    
+    ObjectMark( const ObjectMark& copy )
+    : _name(copy._name), _indentDelta(copy._indentDelta) {}
+    
+    std::string _name;
+    int _indentDelta;
+};
+static ObjectMark BEGIN_BRACKET("{", +INDENT_VALUE);
+static ObjectMark END_BRACKET  ("}", -INDENT_VALUE);
+
+}
+#endif