Collider:getLocalCenter;

src/api/types/collider.c

@@ -296,6 +296,16 @@ int l_lovrColliderApplyTorque(lua_State* L) {
   return 0;
 }
 
+int l_lovrColliderGetLocalCenter(lua_State* L) {
+  Collider* collider = luax_checktype(L, 1, Collider);
+  float x, y, z;
+  lovrColliderGetLocalCenter(collider, &x, &y, &z);
+  lua_pushnumber(L, x);
+  lua_pushnumber(L, y);
+  lua_pushnumber(L, z);
+  return 3;
+}
+
 int l_lovrColliderGetLocalPoint(lua_State* L) {
   Collider* collider = luax_checktype(L, 1, Collider);
   float wx = luaL_checknumber(L, 2);
@@ -406,6 +416,7 @@ const luaL_Reg lovrCollider[] = {
   { "setAngularDamping", l_lovrColliderSetAngularDamping },
   { "applyForce", l_lovrColliderApplyForce },
   { "applyTorque", l_lovrColliderApplyForce },
+  { "getLocalCenter", l_lovrColliderGetLocalCenter },
   { "getLocalPoint", l_lovrColliderGetLocalPoint },
   { "getWorldPoint", l_lovrColliderGetWorldPoint },
   { "getLocalVector", l_lovrColliderGetLocalVector },

src/physics/physics.c

@@ -347,6 +347,14 @@ void lovrColliderApplyTorque(Collider* collider, float x, float y, float z) {
   dBodyAddTorque(collider->body, x, y, z);
 }
 
+void lovrColliderGetLocalCenter(Collider* collider, float* x, float* y, float* z) {
+  dMass m;
+  dBodyGetMass(collider->body, &m);
+  *x = m.c[0];
+  *y = m.c[1];
+  *z = m.c[2];
+}
+
 void lovrColliderGetLocalPoint(Collider* collider, float wx, float wy, float wz, float* x, float* y, float* z) {
   dReal local[3];
   dBodyGetPosRelPoint(collider->body, wx, wy, wz, local);

src/physics/physics.h

@@ -96,6 +96,7 @@ void lovrColliderSetAngularDamping(Collider* collider, float damping, float thre
 void lovrColliderApplyForce(Collider* collider, float x, float y, float z);
 void lovrColliderApplyForceAtPosition(Collider* collider, float x, float y, float z, float cx, float cy, float cz);
 void lovrColliderApplyTorque(Collider* collider, float x, float y, float z);
+void lovrColliderGetLocalCenter(Collider* collider, float* x, float* y, float* z);
 void lovrColliderGetLocalPoint(Collider* collider, float wx, float wy, float wz, float* x, float* y, float* z);
 void lovrColliderGetWorldPoint(Collider* collider, float x, float y, float z, float* wx, float* wy, float* wz);
 void lovrColliderGetLocalVector(Collider* collider, float wx, float wy, float wz, float* x, float* y, float* z);