add 'step-height' entity property

src/content/loading/EntityLoader.cpp

@@ -88,4 +88,5 @@ template<> void ContentUnitLoader<EntityDef>::loadUnit(
 
     root.at("skeleton-name").get(def.skeletonName);
     root.at("blocking").get(def.blocking);
+    root.at("step-height").get(def.stepHeight);
 }

src/objects/EntityDef.hpp

@@ -42,6 +42,9 @@ struct EntityDef {
     /// @brief Does entity prevent blocks setup
     bool blocking = true;
 
+    /// @brief Max obstacle height that does not require jumping
+    float stepHeight = 0.5f;
+
     /// @brief save-** flags
     struct {
         bool enabled = true;

src/objects/Rigidbody.cpp

@@ -80,4 +80,5 @@ void Rigidbody::initialize(
             create_sensor_callback<scripting::on_sensor_enter>(entities),
             create_sensor_callback<scripting::on_sensor_exit>(entities)};
     }
+    hitbox.stepHeight = def.stepHeight;
 }

src/physics/Hitbox.hpp

@@ -59,6 +59,7 @@ struct Hitbox {
     bool grounded = false;
     float gravityScale = 1.0f;
     bool crouching = false;
+    float stepHeight = 0.5f;
 
     Hitbox(BodyType type, glm::vec3 position, glm::vec3 halfsize);
 

src/physics/PhysicsSolver.cpp

@@ -42,7 +42,7 @@ void PhysicsSolver::step(
         vel += gravity * dt * gravityScale;
         if (hitbox.type == BodyType::DYNAMIC) {
             colisionCalc(chunks, hitbox, vel, pos, half, 
-                         (prevGrounded && gravityScale > 0.0f) ? 0.5f : 0.0f);
+                         (prevGrounded && gravityScale > 0.0f) ? hitbox.stepHeight : 0.0f);
         }
 
         pos += vel * dt + gravity * gravityScale * dt * dt * 0.5f;