initial .ase support

1 files changed, 90 insertions, 0 deletions

diff --git a/src/model/asefile.h b/src/model/asefile.h
new file mode 100644
index 0000000..bb731b7
--- /dev/null
+++ b/src/model/asefile.h
@@ -0,0 +1,90 @@
+/*
+   model/asefile.h
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+
+#ifndef __INCLUDED_MODEL_ASEFILE_H__
+#define __INCLUDED_MODEL_ASEFILE_H__
+
+#include "math/vector3f.h"
+#include "model/model.h"
+#include "filesystem/filestream.h"
+
+#include <string>
+#include <map>
+
+namespace model
+{
+
+/// class to parse the .ase file structure and load geometry data into a model
+class ASEFile
+{
+public:
+	/**
+	 * @brief load a .ase file into a Model
+	 * @param name	name of the model to be loaded, without .ase extension or models/ prefix
+	 * If the file can not be read, load() returns the NULL-pointer
+	 */
+	static Model *load(std::string const &name);
+
+private:
+
+	typedef std::map<size_t, math::Vector3f> VertexList;
+
+	ASEFile(std::string const &name);
+	~ASEFile();
+
+	/**
+	 * @brief read *MESH_FACE_LIST
+	 */
+	bool read_mesh_face_list(std::istream &is);
+
+	/**
+	 * @brief read *MESH_VERTEX_LIST
+	 */
+	bool read_mesh_vertex_list(std::istream &is);
+
+	/**
+	 * @brief read *MESH
+	 */
+	bool read_mesh(std::istream &is);
+
+	/**
+	 * @brief read *GEOMOBJECT
+	 */
+	bool read_geom(std::istream &is);
+
+	/**
+	 * @brief read the .ase header
+	 */
+	bool read_header(std::istream &is);
+
+	/**
+	 * @brief read the .ase file
+	 */
+	bool read();
+
+	inline const std::string &name() const { return asefile_name; }
+
+	inline const bool is_open() const { return asefile_ifs.is_open(); }
+
+	std::string		asefile_name;
+
+	filesystem::IFileStream	asefile_ifs;
+
+	VertexList		ase_vertexlist;
+
+	math::Vector3f		ase_maxbbox;
+
+	math::Vector3f		ase_minbbox;
+
+	math::Vector3f		ase_center;
+
+	Model			*model;
+};
+
+} // namespace model
+
+#endif // __INCLUDED_MODEL_ASEFILE_H__