void Camera::reset() {
projectionType = 0;
fovy = 45;
left = -1.0;
right = 1.0;
bottom = -1.0;
top = 1.0;
zNear = 0.1;
zFar = 20.0;
xDepth = 0.0;
yDepth = 0.0;
zDepth = 0.0;
xAngle = 0.0;
yAngle = 0.0;
zAngle = 0.0;
xHead = 0.0;
yHead = 0.0;
zHead = 0.0;
xHeadAngle = 0.0;
yHeadAngle = 0.0;
zHeadAngle = 0.0;
oldTranslationVector = initialTranslationVector;
translationVector = oldTranslationVector;
calculateTranslationVector();
}
void Camera::headMovement(int usernum, double x, double y, double z)
{
//mm to meters and cast to float
calculateTranslationVector();
getModelViewMatrix();
vec4 originCentric = modelViewMatrix * vec4(x/250.0,y/250.0,z/250.0,1.0);
if (originCentric.z != 0)
{
float ysin = originCentric.x/originCentric.z;
float xcos = originCentric.y/originCentric.z;
if (ysin > 1)
ysin = 1;
else if (ysin < -1)
ysin = -1;
if (xcos > 1)
xcos = 1;
else if (xcos < -1)
xcos = -1;
yHeadAngle = -atan(ysin);
xHeadAngle = -atan(xcos);
}
moveCamera(xHead-(float)(x/250.0), yHead -(float)(y/250.0), zHead +(float)(z/250.0));
xHead = (float)(x/250.0);
yHead = (float)(y/250.0);
zHead = -(float)(z/250.0);
// printf("%d - (%6.2f, %6.2f, %6.2f) ==> (%6.2f,%6.2f,%6.2f), yaw=%f, pitch=%f\n", usernum,x,y,z,xHead, yHead, zHead, xHeadAngle, yHeadAngle);
}
void Camera::moveCamera(float _xDepth, float _yDepth, float _zDepth) {
oldTranslationVector = translationVector;
xDepth = _xDepth;
yDepth = _yDepth;
zDepth = _zDepth;
calculateTranslationVector();
}
void SpelchkCamera::moveCamera( float xDepth, float yDepth, float zDepth ) {
_oldTranslationVector = _translationVector;
_oldCameraPosition = _cameraPosition;
_xDepth = xDepth;
_yDepth = yDepth;
_zDepth = zDepth;
calculateTranslationVector();
calculateCameraPosition();
}
void Camera::rotateCamera(float _xAngle, float _yAngle, float _zAngle) {
xAngle += _xAngle;
yAngle += _yAngle;
zAngle += _zAngle;
// Keep camera from flipping over
if(xAngle > 90.0) {
xAngle = 90.0;
} else if(xAngle < -90) {
xAngle = -90;
}
calculateTranslationVector();
}
void SpelchkCamera::rotateCamera( float xAngle, float yAngle,
float zAngle ) {
_xAngle += xAngle;
_yAngle += yAngle;
_zAngle += zAngle;
// Keep camera from flipping over
if ( _xAngle > 90.0 ) {
_xAngle = 90.0;
} else if ( _xAngle < -90 ) {
_xAngle = -90;
}
calculateTranslationVector();
}
void SpelchkCamera::reset() {
_projectionType = 0;
_fovy = 45;
_left = -1.0;
_right = 1.0;
_bottom = -1.0;
_top = 1.0;
_zNear = 0.1;
_zFar = 20.0;
_xDepth = 0.0;
_yDepth = 0.0;
_zDepth = 0.0;
_xAngle = 0.0;
_yAngle = 0.0;
_zAngle = 0.0;
_xHead = 0.0;
_yHead = 0.0;
_zHead = 0.0;
_xHeadAngle = 0.0;
_yHeadAngle = 0.0;
_zHeadAngle = 0.0;
_oldTranslationVector = _initialTranslationVector;
_translationVector = _oldTranslationVector;
_oldCameraPosition = _initialTranslationVector;
_cameraPosition = _oldCameraPosition;
calculateTranslationVector();
calculateCameraPosition();
}