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#include "simple_camera_gl3.h"
#include <iostream>
using namespace std;
SimpleCameraGl3::SimpleCameraGl3(){
this->initialisation(VECT3F_NULL, 0.0, M_PI/2.0, M_PI/2.0);
}
SimpleCameraGl3::SimpleCameraGl3(const Vecteur3f& position, float theta, float phi, float rouli){
this->initialisation(position, theta, phi, rouli);
}
SimpleCameraGl3::SimpleCameraGl3(const SimpleCameraGl3 & camera){
this->copyCamera(camera);
}
SimpleCameraGl3::~SimpleCameraGl3(){}
void SimpleCameraGl3::see(Matrice4& matriceModelview){
updateCameraGl3();
matriceModelview.lookAt(p_position, p_visee, -p_planGauche, p_up);
}
void SimpleCameraGl3::setAll(const Vecteur3f& position, float theta, float phi, float rouli){
this->initialisation(position, theta, phi, rouli);
}
void SimpleCameraGl3::setPosition(const Vecteur3f& position){p_position = position;}
void SimpleCameraGl3::setPosition(float x, float y, float z){
p_position.setXYZ(x, y, z);
}
void SimpleCameraGl3::setAngles(float theta, float phi,float rouli){
p_theta = theta;
p_phi = phi;
p_rouli = rouli;
}
void SimpleCameraGl3::setTheta(float theta){p_theta = theta;}
void SimpleCameraGl3::setPhi(float phi){p_phi = phi;}
void SimpleCameraGl3::setRouli(float rouli){p_rouli = rouli;}
void SimpleCameraGl3::setWindowID(SDL_WindowID id){p_windowId = id;}
void SimpleCameraGl3::move(const Vecteur3f& dm){p_position += dm;}
void SimpleCameraGl3::moveVisee(float dl){
p_position += p_visee*dl;
}
void SimpleCameraGl3::moveGauche(float dl){
p_position += p_planGauche*dl;
}
void SimpleCameraGl3::turnUp(float dPhi){p_phi -= dPhi;}
void SimpleCameraGl3::turnDown(float dPhi){p_phi += dPhi;}
void SimpleCameraGl3::turnRight(float dTheta){
if(p_up.getz() > 0) p_theta -= dTheta;
else p_theta += dTheta;
}
void SimpleCameraGl3::turnLeft(float dTheta){
if(p_up.getz() > 0) p_theta += dTheta;
else p_theta -= dTheta;
}
void SimpleCameraGl3::addTheta(float dTheta){p_theta += dTheta;}
void SimpleCameraGl3::addPhi(float dPhi){p_phi += dPhi;}
void SimpleCameraGl3::addRouli(float dRouli){p_rouli += dRouli;}
void SimpleCameraGl3::rotation(float dTheta, float dPhi,float dRouli){
p_theta += dTheta;
p_phi += dPhi;
p_rouli += dRouli;
}
Vecteur3f SimpleCameraGl3::getPosition() const{return p_position;}
Vecteur3f SimpleCameraGl3::getVisee(){
return p_visee;
}
Vecteur3f SimpleCameraGl3::getUp(){
return p_up;
}
Vecteur3f SimpleCameraGl3::getPlanGauche(){
return p_planGauche;
}
float SimpleCameraGl3::getTheta() const{return p_theta;}
float SimpleCameraGl3::getPhi() const{return p_phi;}
float SimpleCameraGl3::getRouli() const{return p_rouli;}
void SimpleCameraGl3::modeFPS(float mouseX, float mouseY, float midWidth, float midHeight, float coefSensibiliteX, float coefSensibiliteY, float phiMin, float phiMax){
p_theta = ((float)(mouseX - midWidth))*coefSensibiliteX;
p_phi = ((float)(mouseY - midHeight))*coefSensibiliteY;
if(p_phi < phiMin){
p_phi = phiMin;
SDL_WarpMouseInWindow(p_windowId, midWidth + p_theta/coefSensibiliteX , midHeight + phiMin/coefSensibiliteY);
}
if(p_phi > phiMax){
p_phi = phiMax;
SDL_WarpMouseInWindow(p_windowId, midWidth + p_theta/coefSensibiliteX , midHeight + phiMax/coefSensibiliteY);
}
if(p_theta < -180){
p_theta = 180 + (p_theta + 180);
SDL_WarpMouseInWindow(p_windowId, midWidth + p_theta/coefSensibiliteX , midHeight + p_phi/coefSensibiliteY);
}
if(p_theta > 180){
p_theta = -180 + (p_theta - 180);
SDL_WarpMouseInWindow(p_windowId, midWidth + p_theta/coefSensibiliteX , midHeight + p_phi/coefSensibiliteY);
}
p_theta = -p_theta;
}
SimpleCameraGl3 & SimpleCameraGl3::operator = (const SimpleCameraGl3 & camera){
this->copyCamera(camera);
return *this;
}
void SimpleCameraGl3::copyCamera(const SimpleCameraGl3 & camera){
p_position = camera.p_position;
p_theta = camera.p_theta;
p_phi = camera.p_phi;
p_rouli = camera.p_rouli;
p_up = camera.p_up;
p_visee = camera.p_visee;
p_planGauche = camera.p_planGauche;
p_windowId = camera.p_windowId;
}
void SimpleCameraGl3::initialisation(const Vecteur3f& position, float theta, float phi, float rouli){
p_position = position;
p_theta = theta;
p_phi = phi;
p_rouli = rouli;
p_windowId = NULL;
updateCameraGl3();
}
void SimpleCameraGl3::updateCameraGl3(){
p_visee.setXYZ(cos(p_theta)*sin(p_phi), sin(p_theta)*sin(p_phi), cos(p_phi)); p_planGauche.setXYZ(-sin(p_theta)*sin(p_rouli), cos(p_theta)*sin(p_rouli), cos(p_rouli)); p_up = (p_visee^p_planGauche).getUnit();
}
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