void Camera::SetYaw(float y)
{
yaw = y;
Matrix4x4f Rx = Matrix4x4f::RotationX(pitch);
Matrix4x4f Ry = Matrix4x4f::RotationY(yaw);
Matrix4x4f R = Ry * Rx;
forward = R.TransformVector(Vector3f(0, 0, -1));
right = R.TransformVector(Vector3f(1, 0, 0));
up = R.TransformVector(Vector3f(0, 1, 0));
}
void Camera::LookUp(float angle)
{
if(pitch - angle > PI/2.0f - 0.1)
{
pitch = PI/2.0f - 0.1;
}
else if(pitch - angle < -PI/2.0f)
{
pitch = -PI/2.0f + 0.1;
}
else
pitch -= angle;
Matrix4x4f Rx = Matrix4x4f::RotationX(pitch);
Matrix4x4f Ry = Matrix4x4f::RotationY(yaw);
Matrix4x4f R = Ry * Rx;
forward = R.TransformVector(Vector3f(0, 0, -1));
right = R.TransformVector(Vector3f(1, 0, 0));
up = R.TransformVector(Vector3f(0, 1, 0));
}
