nuclear@0: #ifndef _DEMOSYS_H_
nuclear@0: #define _DEMOSYS_H_
nuclear@0: 
nuclear@0: #include <list>
nuclear@0: #include "typedefs.h"
nuclear@0: #include "timing.h"
nuclear@0: 
nuclear@0: #ifdef NUC3D_API_OPENGL
nuclear@0: #include "n3dgl/nuc3dhw.h"
nuclear@0: #else
nuclear@0: #include "3deng/3deng.h"
nuclear@0: #endif
nuclear@0: 
nuclear@0: enum {TIMETYPE_ABSOLUTE, TIMETYPE_RELATIVE};
nuclear@0: enum RenderMode {RenderModeNormal, RenderModeTexture};
nuclear@0: 
nuclear@0: // ----- Abstract Base Class Part -----
nuclear@0: class Part {
nuclear@0: protected:
nuclear@0: 	GraphicsContext *gc;
nuclear@0: 	Scene *scene;	// REMOVE
nuclear@0: 
nuclear@0: 	dword StartTime, EndTime, Duration;		// in milliseconds
nuclear@0: 	Timer timer;		// local part timer
nuclear@0: 
nuclear@0: 	Texture *RenderTexture;
nuclear@0: 	RenderMode rmode;
nuclear@0: 
nuclear@0: 	bool paused;
nuclear@0: 
nuclear@0: public:
nuclear@0: 
nuclear@0: 	Part();
nuclear@0: 
nuclear@0: 	virtual void SetGraphicsContext(GraphicsContext *gc);
nuclear@0: 	virtual GraphicsContext *GetGraphicsContext();
nuclear@0: 
nuclear@0: 	virtual void SetTimingAbs(dword start, dword end);
nuclear@0: 	virtual void SetTimingRel(dword start, dword dur);
nuclear@0: 	virtual void Pause();
nuclear@0: 	virtual void Resume();
nuclear@0: 
nuclear@0: 	virtual dword GetStartTime() const;
nuclear@0: 	virtual dword GetEndTime() const;
nuclear@0: 	virtual dword GetDuration() const;
nuclear@0: 	virtual dword GetTimePosition() const;
nuclear@0: 	virtual float GetParametricPosition() const;
nuclear@0: 
nuclear@0: 	virtual void SetRenderMode(RenderMode rmode);
nuclear@0: 	virtual void SetRenderTexture(Texture *tex);
nuclear@0: 
nuclear@0: 	virtual RenderMode GetRenderMode() const;
nuclear@0: 	virtual Texture *GetRenderTexture() const;
nuclear@0: 
nuclear@0: 	virtual void Launch();
nuclear@0: 	virtual void ShutDown();
nuclear@0: 	virtual void MainLoop() = 0;
nuclear@0: 
nuclear@0: 	virtual Scene *GetScene();
nuclear@0: };
nuclear@0: 
nuclear@0: enum DemoState {DemoStateRunning, DemoStateStopped, DemoStatePaused};
nuclear@0: 
nuclear@0: class DemoSystem {
nuclear@0: private:
nuclear@0: 	GraphicsContext *gc;
nuclear@0: 
nuclear@0: 	std::list<Part*> parts;		// list of all parts
nuclear@0: 	std::list<Part*> active;	// currently running
nuclear@0: 	std::list<Part*> inactive;	// waiting to run
nuclear@0: 
nuclear@0: 	Timer timer;	// global demo timer
nuclear@0: 	DemoState state;
nuclear@0: 
nuclear@0: public:
nuclear@0: 
nuclear@0: 	DemoSystem(GraphicsContext *gc);
nuclear@0: 
nuclear@0: 	void AddPart(Part *part);
nuclear@0: 	Part *GetActivePart();
nuclear@0: 
nuclear@0: 	void Run();
nuclear@0: 	void Pause();
nuclear@0: 	void Resume();
nuclear@0: 	void Stop();
nuclear@0: 
nuclear@0: 	void Update();
nuclear@0: 
nuclear@0: 	int LoadTiming(const char *filename);
nuclear@0: };
nuclear@0: 
nuclear@0: 
nuclear@0: /////////////// exceptions //////////////
nuclear@0: class InvalidParam{};
nuclear@0: 
nuclear@0: 
nuclear@0: #endif	//_DEMOSYS_H_