src/koopatlas/camera.h


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#ifndef __KOOPATLAS_CAMERA_H
#define __KOOPATLAS_CAMERA_H

#include "koopatlas/core.h"

class dWorldCamera_c : public dBase_c {
	public:
		int onCreate();
		int onDelete();
		int onExecute();
		int onDraw();

		dWorldCamera_c();

		EGG::Screen screen;
		EGG::LookAtCamera camera3d;

		EGG::ProjectOrtho projection2d;
		EGG::LookAtCamera camera2d;

		Vec camPos, camTarget, camUp;


		float currentX, currentY, zoomLevel;

		void calculateScreenGeometry();


		float zoomDivisor, screenLeft, screenTop, screenWidth, screenHeight;


		void doStuff(float);
		void generateCameraMatrices();
		void updateCameras();

		static dWorldCamera_c *build();
		static dWorldCamera_c *instance;
};

#endif