Initiual commit: AssetImporter source moved from ZFXCE repository to its own repository. PLease do not use the ZFXCE repo any more.

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@1 67173fc5-114c-0410-ac8e-9d2fd5bffc1f

code/SplitLargeMeshes.h

@@ -0,0 +1,60 @@
+/** @file Defines a post processing step to split large meshes into submeshes*/
+#ifndef AI_SPLITLARGEMESHES_H_INC
+#define AI_SPLITLARGEMESHES_H_INC
+
+#include <vector>
+#include "BaseProcess.h"
+#include "../include/aiMesh.h"
+#include "../include/aiScene.h"
+
+namespace Assimp
+{
+
+#define AI_SLM_MAX_VERTICES	1000000
+
+// ---------------------------------------------------------------------------
+/** Postprocessing filter to split large meshes into submeshes
+*/
+class SplitLargeMeshesProcess : public BaseProcess
+{
+	friend class Importer;
+
+protected:
+	/** Constructor to be privately used by Importer */
+	SplitLargeMeshesProcess();
+
+	/** Destructor, private as well */
+	~SplitLargeMeshesProcess();
+
+public:
+	// -------------------------------------------------------------------
+	/** Returns whether the processing step is present in the given flag field.
+	* @param pFlags The processing flags the importer was called with. A bitwise
+	*   combination of #aiPostProcessSteps.
+	* @return true if the process is present in this flag fields, false if not.
+	*/
+	bool IsActive( unsigned int pFlags) const;
+
+	// -------------------------------------------------------------------
+	/** Executes the post processing step on the given imported data.
+	* At the moment a process is not supposed to fail.
+	* @param pScene The imported data to work at.
+	*/
+	void Execute( aiScene* pScene);
+
+
+private:
+
+	//! Apply the algorithm to a given mesh
+	void SplitMesh (unsigned int a, aiMesh* pcMesh,
+		std::vector<std::pair<aiMesh*, unsigned int> >& avList);
+
+	//! Update a node in the asset after a few of its meshes
+	//! have been split
+	void UpdateNode(aiNode* pcNode,
+		const std::vector<std::pair<aiMesh*, unsigned int> >& avList);
+};
+
+} // end of namespace Assimp
+
+#endif // !!AI_SPLITLARGEMESHES_H_INC