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#ifndef EGG_CAMERA_H
#define EGG_CAMERA_H
#include "egg/math/eggMatrix.h"
#include "egg/math/eggRotation.h"
#include "egg/math/eggVector.h"
#include "nw4r/g3d/g3d_camera.h"
namespace EGG {
class BaseCamera {
public:
BaseCamera() {}
virtual Matrix34f &getViewMatrix() = 0;
virtual const Matrix34f &getViewMatrix() const = 0;
virtual void updateMatrix();
virtual void doUpdateMatrix() = 0;
virtual void loadMatrix() = 0;
virtual void loadOldMatrix() = 0;
virtual EGG::Vector3f getPosition() = 0;
virtual void draw(EGG::BaseCamera *cam);
virtual void doDraw() = 0;
virtual Matrix34f &getViewMatrixOld() = 0;
void setG3DCamera(nw4r::g3d::Camera &);
// Vector3f getRightVector();
// Vector3f getLookVector();
// Vector3f getUpVector();
protected:
/* 0x04 */ Matrix34f mViewMtx;
/* 0x34 */ Matrix34f mOtherMtx;
};
class LookAtCamera : public BaseCamera {
public:
LookAtCamera() : mPos(0.0f, 10.0f, 0.0f), mAt(0.0f, 0.0f, 0.0f), mUp(0.0f, 1.0f, 0.0f) {}
LookAtCamera& operator=(const LookAtCamera &other) {
mViewMtx.copyFrom(other.mViewMtx);
mOtherMtx.copyFrom(other.mOtherMtx);
mPos = other.mPos;
mAt = other.mAt;
mUp = other.mUp;
return *this;
}
// Which way around?
virtual Matrix34f &getViewMatrix() override {
return mViewMtx;
}
virtual const Matrix34f &getViewMatrix() const override {
return mViewMtx;
}
virtual void doUpdateMatrix() override;
virtual void loadMatrix() override;
virtual void loadOldMatrix() override;
virtual EGG::Vector3f getPosition() override {
return mPos;
}
virtual void doDraw() override;
virtual Matrix34f &getViewMatrixOld() override;
Vector3f getDirection() const {
return mAt - mPos;
}
Vector3f getOtherDirection() const {
return mPos - mAt;
}
public:
/* 0x64 */ Vector3f mPos;
/* 0x70 */ Vector3f mAt;
/* 0x7C */ Vector3f mUp;
};
class OrthoCamera : public LookAtCamera {
public:
OrthoCamera();
virtual void doUpdateMatrix() override;
private:
void update_parms();
/* 0x88 */ EGG::Rotation<f32> field_0x88;
/* 0x8C */ EGG::Rotation<f32> field_0x8C;
};
} // namespace EGG
#endif
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