Body:getPosition; Body:setPosition;

src/api/types/body.c

@@ -1,6 +1,27 @@
 #include "api/lovr.h"
 #include "physics/physics.h"
 
+int l_lovrBodyGetPosition(lua_State* L) {
+  Body* body = luax_checktype(L, 1, Body);
+  float x, y, z;
+  lovrBodyGetPosition(body, &x, &y, &z);
+  lua_pushnumber(L, x);
+  lua_pushnumber(L, y);
+  lua_pushnumber(L, z);
+  return 3;
+}
+
+int l_lovrBodySetPosition(lua_State* L) {
+  Body* body = luax_checktype(L, 1, Body);
+  float x = luaL_checknumber(L, 2);
+  float y = luaL_checknumber(L, 3);
+  float z = luaL_checknumber(L, 4);
+  lovrBodySetPosition(body, x, y, z);
+  return 0;
+}
+
 const luaL_Reg lovrBody[] = {
+  { "getPosition", l_lovrBodyGetPosition },
+  { "setPosition", l_lovrBodySetPosition },
   { NULL, NULL }
 };

src/physics/physics.c

@@ -93,3 +93,14 @@ void lovrBodyDestroy(const Ref* ref) {
   dBodyDestroy(body->id);
   free(body);
 }
+
+void lovrBodyGetPosition(Body* body, float* x, float* y, float* z) {
+  const dReal* position = dBodyGetPosition(body->id);
+  *x = position[0];
+  *y = position[1];
+  *z = position[2];
+}
+
+void lovrBodySetPosition(Body* body, float x, float y, float z) {
+  dBodySetPosition(body->id, x, y, z);
+}

src/physics/physics.h

@@ -29,3 +29,5 @@ void lovrWorldUpdate(World* world, float dt);
 
 Body* lovrBodyCreate();
 void lovrBodyDestroy(const Ref* ref);
+void lovrBodyGetPosition(Body* body, float* x, float* y, float* z);
+void lovrBodySetPosition(Body* body, float x, float y, float z);