use RK4 to integrate creature state

[blobs.git] / src / creature / Creature.hpp

diff --git a/src/creature/Creature.hpp b/src/creature/Creature.hpp
index 7c06cc81d876a1c1464552c4c38e1807db4bf221..e2f9b446ab010600a4541d78449d21f949aea168 100644 (file)
--- a/src/creature/Creature.hpp
+++ b/src/creature/Creature.hpp
@@ -94,15 +94,14 @@ public:
        Steering &GetSteering() noexcept { return steering; }
        const Steering &GetSteering() const noexcept { return steering; }
 
-       void Velocity(const glm::dvec3 &v) noexcept { vel = v; }
-       const glm::dvec3 &Velocity() const noexcept { return vel; }
-       bool Moving() const noexcept { return glm::length2(vel) < 0.00000001; }
-
        glm::dmat4 LocalTransform() noexcept;
 
        void BuildVAO();
        void Draw(graphics::Viewport &);
 
+private:
+       Situation::Derivative Step(const Situation::Derivative &ds, double dt) const noexcept;
+
 private:
        world::Simulation &sim;
        std::string name;
@@ -127,8 +126,6 @@ private:
        Situation situation;
        Steering steering;
 
-       glm::dvec3 vel;
-
        struct Attributes {
                glm::vec3 position;
                glm::vec3 normal;