/*
===========================================================================

Doom 3 BFG Edition GPL Source Code
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
Copyright (C) 2022 Robert Beckebans

This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").

Doom 3 BFG Edition Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Doom 3 BFG Edition Source Code 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
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Doom 3 BFG Edition Source Code.  If not, see <http://www.gnu.org/licenses/>.

In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code.  If not, please request a copy in writing from id Software at the address below.

If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.

===========================================================================
*/

#ifndef __MODELMANAGER_H__
#define __MODELMANAGER_H__

/*
==============================================================================================

	idImportOptions

==============================================================================================
*/

class idNamePair
{
public:
	idStr	from;
	idStr	to;
};

class idAnimGroup
{
public:
	idStr		name;
	idStrList	joints;
};

class idImportOptions
{
private:
	//idTokenizer				tokens;
	//void					Reset( const char* commandline );

public:
	idStr					commandLine;
	idStr					src;
	idStr					dest;
	idStr					game;
	idStr					prefix;
	float					scale;
	//exportType_t			type;
	bool					ignoreMeshes;
	bool					clearOrigin;
	bool					clearOriginAxis;
	bool					addOrigin;
	idStr					transferRootMotion;
	bool					ignoreScale;
	int						startframe;
	int						endframe;
	int						framerate;
	float					xyzPrecision;
	float					quatPrecision;
	idStr					align;
	idList<idNamePair>		renamejoints;
	idList<idNamePair>		remapjoints;
	idStrList				keepjoints;
	idStrList				skipmeshes;
	idStrList				keepmeshes;
	idList<idAnimGroup*>	exportgroups;
	idList<idAnimGroup>		groups;
	float					rotate;
	float					jointThreshold;
	int						cycleStart;
	idAngles				reOrient;
	idStr					armature;

	void Init( const char* commandline, const char* ospath );

	//bool					JointInExportGroup( const char* jointname );
};

/*
===============================================================================

	Model Manager

	Temporarily created models do not need to be added to the model manager.

===============================================================================
*/

class idRenderModelManager
{
public:
	virtual					~idRenderModelManager() {}

	// registers console commands and clears the list
	virtual	void			Init() = 0;

	// frees all the models
	virtual	void			Shutdown() = 0;

	// called only by renderer::BeginLevelLoad
	virtual void			BeginLevelLoad() = 0;

	// called only by renderer::EndLevelLoad
	virtual void			EndLevelLoad() = 0;

	// called only by renderer::Preload
	virtual void			Preload( const idPreloadManifest& manifest ) = 0;

	// allocates a new empty render model.
	virtual idRenderModel* 	AllocModel() = 0;

	// frees a render model
	virtual void			FreeModel( idRenderModel* model ) = 0;

	// returns NULL if modelName is NULL or an empty string, otherwise
	// it will create a default model if not loadable
	virtual	idRenderModel* 	FindModel( const char* modelName, const idImportOptions* options = NULL ) = 0;

	// returns NULL if not loadable
	virtual	idRenderModel* 	CheckModel( const char* modelName ) = 0;

	// returns the default cube model
	virtual	idRenderModel* 	DefaultModel() = 0;

	// world map parsing will add all the inline models with this call
	virtual	void			AddModel( idRenderModel* model ) = 0;

	// when a world map unloads, it removes its internal models from the list
	// before freeing them.
	// There may be an issue with multiple renderWorlds that share data...
	virtual	void			RemoveModel( idRenderModel* model ) = 0;

	// the reloadModels console command calls this, but it can
	// also be explicitly invoked
	virtual	void			ReloadModels( bool forceAll = false ) = 0;

	// loads the mesh vertices/indices into the vertex cache.
	virtual void			CreateMeshBuffers( nvrhi::ICommandList* commandList ) = 0;

	// write "touchModel <model>" commands for each non-world-map model
	virtual	void			WritePrecacheCommands( idFile* f ) = 0;

	// called during vid_restart
	virtual	void			FreeModelVertexCaches() = 0;

	// print memory info
	virtual	void			PrintMemInfo( MemInfo_t* mi ) = 0;
};

// this will be statically pointed at a private implementation
extern	idRenderModelManager*	renderModelManager;

#endif /* !__MODELMANAGER_H__ */