-Camera &Camera::Orbital(const glm::vec3 &pos) noexcept {
- track_orient = false;
- view = glm::lookAt(pos, glm::vec3(0.0f), glm::vec3(0.0f, 1.0f, 0.0f));
+Camera &Camera::Radial(const creature::Creature &c, double distance, const glm::dvec3 &angle) {
+ const creature::Situation &s = c.GetSituation();
+ glm::dvec3 pos(s.Position());
+ glm::dvec3 up(0.0);
+ glm::dvec3 dir(0.0, 0.0, -distance);
+ if (s.OnSurface()) {
+ Reference(s.GetPlanet());
+ track_orient = true;
+ int srf = s.Surface();
+ up = world::Planet::SurfaceNormal(srf);
+ dir =
+ world::Planet::SurfaceOrientation(srf)
+ * glm::dmat3(glm::eulerAngleYX(angle.y, -angle.x))
+ * dir;
+ } else {
+ up.y = 1.0;
+ dir = glm::dmat3(glm::eulerAngleYX(angle.y, -angle.x)) * dir;
+ }
+ pos += up * (c.Size() * 0.5);
+ up = glm::rotate(up, angle.z, glm::normalize(-dir));
+ view = glm::lookAt(pos - dir, pos, up);