From d3db5ca61ef0337c6aa0c73cbaa950a91c8a51d4 Mon Sep 17 00:00:00 2001
From: John Alanbrook <john@pockle.world>
Date: Wed, 20 Mar 2024 16:07:23 -0500
Subject: [PATCH] unseparated body from gameobject; now 'entity'

---
 scripts/components.js      |   4 +-
 scripts/debug.js           |   2 +-
 scripts/engine.js          |  25 ++-----
 scripts/entity.js          | 143 ++++++++++++-------------------------
 source/engine/2dphysics.c  |   1 +
 source/engine/gameobject.c |   7 +-
 source/engine/gameobject.h |   4 +-
 source/engine/jsffi.c      |  43 +++++------
 source/engine/yugine.c     |   2 +-
 9 files changed, 81 insertions(+), 150 deletions(-)

diff --git a/scripts/components.js b/scripts/components.js
index 40884ff..5021cd3 100644
--- a/scripts/components.js
+++ b/scripts/components.js
@@ -22,7 +22,7 @@ var component = {
   make(go) {
     var nc = Object.create(this);
     nc.gameobject = go;
-    Object.mixin(nc, this._enghook(go.body));
+    Object.mixin(nc, this._enghook(go));
     assign_impl(nc,this.impl);
     Object.hide(nc, 'gameobject', 'id');
     nc.post();
@@ -152,7 +152,7 @@ Object.mixin(os.sprite(true), {
 os.sprite(true).make = function(go)
 {
   var sp = os.sprite();
-  sp.go = go.body;
+  sp.go = go;
   sp.gameobject = go;
   return sp;
 }
diff --git a/scripts/debug.js b/scripts/debug.js
index e323e6b..ca5433c 100644
--- a/scripts/debug.js
+++ b/scripts/debug.js
@@ -14,7 +14,7 @@ debug.draw_bb = false;
 debug.draw_gizmos = false;
 debug.draw_names = false;
 debug.draw = function() {
-  if (this.draw_phys) game.all_objects(function(x) { debug.draw_gameobject(x.body); });
+  if (this.draw_phys) game.all_objects(function(x) { debug.draw_gameobject(x); });
   
   if (this.draw_bb)
     game.all_objects(function(x) { debug.boundingbox(x.boundingbox(), Color.debug.boundingbox.alpha(0.05)); });
diff --git a/scripts/engine.js b/scripts/engine.js
index 167aa2e..8ad4b74 100644
--- a/scripts/engine.js
+++ b/scripts/engine.js
@@ -58,8 +58,6 @@ console.doc = {
   clear: "Clear console."
 };
 
-console.stdout_lvl = 1;
-
 globalThis.global = globalThis;
 
 function use(file)
@@ -102,10 +100,10 @@ global.check_registers = function(obj)
       obj.timers.push(Register.physupdate.register(obj.physupdate.bind(obj)));
 
     if (typeof obj.collide === 'function')
-      physics.collide_begin(obj.collide.bind(obj), obj.body);
+      physics.collide_begin(obj.collide.bind(obj), obj);
 
     if (typeof obj.separate === 'function')
-      physics.collide_separate(obj.separate.bind(obj), obj.body);
+      physics.collide_separate(obj.separate.bind(obj), obj);
 
     if (typeof obj.draw === 'function')
       obj.timers.push(Register.draw.register(obj.draw.bind(obj), obj));
@@ -428,26 +426,13 @@ global.mixin("scripts/actor.js");
 global.mixin("scripts/entity.js");
 
 function world_start() {
-  gameobject.body = os.make_gameobject();
-  gameobject.body.setref(gameobject);
-
-  console.info("START WORLD");
-  globalThis.world = Object.create(gameobject);
-  gameobject.level = world;  
+  globalThis.world = os.make_gameobject();
+  world.setref(world);
   world.objects = {};
-  world.check_dirty = function() {};
-  world.namestr = function(){};
-  world._ed = {
-    selectable:false,
-    dirty:false,
-  };
   world.toString = function() { return "world"; };
-  world.master = gameobject;
   world.ur = "world";
   world.kill = function() { this.clear(); };
   world.phys = 2;
-  
-  Object.hide(gameobject, 'timescale');
   var cam = world.spawn("scripts/camera2d.jso");
   game.view_camera(cam);
 }
@@ -457,7 +442,7 @@ global.mixin("scripts/physics.js");
 game.view_camera = function(cam)
 {
   game.camera = cam;
-  render.cam_body(game.camera.body);
+  render.cam_body(game.camera);
 }
 
 window.title = `Prosperon v${prosperon.version}`;
diff --git a/scripts/entity.js b/scripts/entity.js
index 4471e96..a387d8c 100644
--- a/scripts/entity.js
+++ b/scripts/entity.js
@@ -13,12 +13,12 @@ function obj_unique_name(name, obj) {
 var gameobject_impl = {
   get pos() {
     assert(this.master, `Entity ${this.toString()} has no master.`);
-    return this.master.body.world2this(this.worldpos());
+    return this.master.world2this(this.worldpos());
   },
 
   set pos(x) {
     assert(this.master, `Entity ${this.toString()} has no master.`);
-    this.set_worldpos(this.master.body.this2world(x));
+    this.set_worldpos(this.master.this2world(x));
   },
 
   get angle() {
@@ -56,47 +56,6 @@ var gameobject_impl = {
       obj.pos = obj.pos.map((x, i) => x * pct[i]);
     });
   },
-
-  get draw_layer() { return this.body.drawlayer; },
-  set draw_layer(x) { this.body.drawlayer = x; },
-  set layer(x) { this.body.layer = x; },
-  get layer() { return this.body.layer; },
-  set warp_layer(x) { this.body.warp_filter = x; },
-  get warp_layer() { return this.body.warp_filter; },
-
-  set mass(x) { this.body.mass = x; },
-  get mass() {
-    if (!(this.phys === physics.dynamic))
-      return undefined;
-
-    return this.body.mass;
-  },
-  get elasticity() { return this.body.e; },
-  set elasticity(x) { this.body.e = x; },
-  get friction() { return this.body.f; },
-  set friction(x) { this.body.f = x; },
-  set timescale(x) { this.body.timescale = x; },
-  get timescale() { return this.body.timescale; },
-  set phys(x) { this.body.phys = x; },
-  get phys() { return this.body.phys; },
-  get velocity() { return this.body.velocity; },
-  set velocity(x) { this.body.velocity = x; },
-  get damping() { return this.body.damping; },
-  set damping(x) { this.body.damping = x },
-  get angularvelocity() { return Math.rad2turn(this.body.angularvelocity); },
-  set angularvelocity(x) { this.body.angularvelocity =  Math.turn2rad(x); },
-  get max_velocity() { return this.body.maxvelocity; },
-  set max_velocity(x) { this.body.maxvelocity = x; },
-  get max_angularvelocity() { return this.body.maxangularvelocity; },
-  set max_angularvelocity(x) { this.body.maxangularvelocity = x; },
-  get_moi() { return this.body.moi; },
-  set_moi(x) {
-    if (x <= 0) {
-      console.error("Cannot set moment of inertia to 0 or less.");
-      return;
-    }
-    this.body.moi = x;
-  },
 };
 
 var gameobject = {
@@ -108,6 +67,7 @@ var gameobject = {
     if (comps.length) return comps;
     return undefined;
   },
+  
   check_dirty() {
     this._ed.urdiff = this.json_obj();
     this._ed.dirty = !Object.empty(this._ed.urdiff);
@@ -121,6 +81,7 @@ var gameobject = {
     else
       this._ed.inst = false;
   },
+  
   _ed: {
     selectable: false,
     dirty: false
@@ -144,32 +105,32 @@ var gameobject = {
   },
   /* pin this object to the to object */
   pin(to) {
-    var p = joint.pin(this.body,to.body);
+    var p = joint.pin(this,to);
   },
   slide(to, a, b, min, max) {
     a ??= [0, 0];
     b ??= [0, 0];
     min ??= 0;
     max ??= 50;
-    var p = joint.slide(this.body, to.body, a, b, min, max);
+    var p = joint.slide(this, to, a, b, min, max);
     p.max_force = 500;
     p.break();
   },
   pivot(to, piv) {
     piv ??= this.worldpos();
-    var p = joint.pivot(this.body, to.body, piv);
+    var p = joint.pivot(this, to, piv);
   },
   /* groove is on to, from local points a and b, anchored to this at local anchor */
   groove(to, a, b, anchor) {
     anchor ??= [0, 0];
-    var p = joint.groove(to.body, this.body, a, b, anchor);
+    var p = joint.groove(to, this, a, b, anchor);
   },
   damped_spring(to, length, stiffness, damping) {
     length ??= Vector.length(this.worldpos(), to.worldpos());
     stiffness ??= 1;
     damping ??= 1;
     var dc = 2 * Math.sqrt(stiffness * this.mass);
-    var p = joint.damped_spring(this.body, to.body, [0, 0], [0, 0], stiffness, damping * dc);
+    var p = joint.damped_spring(this, to, [0, 0], [0, 0], stiffness, damping * dc);
   },
   damped_rotary_spring(to, angle, stiffness, damping) {
     angle ??= 0;
@@ -179,23 +140,23 @@ var gameobject = {
     /* damping = 1 is critical */
     var dc = 2 * Math.sqrt(stiffness * this.get_moi()); /* critical damping number */
     /* zeta = actual/critical */
-    var p = joint.damped_rotary(this.body, to.body, angle, stiffness, damping * dc);
+    var p = joint.damped_rotary(this, to, angle, stiffness, damping * dc);
   },
   rotary_limit(to, min, max) {
-    var p = joint.rotary(this.body, to.body, Math.turn2rad(min), Math.turn2rad(max));
+    var p = joint.rotary(this, to, Math.turn2rad(min), Math.turn2rad(max));
   },
   ratchet(to, ratch) {
     var phase = this.angle - to.angle;
-    var p = joint.ratchet(this.body, to.body, phase, Math.turn2rad(ratch));
+    var p = joint.ratchet(this, to, phase, Math.turn2rad(ratch));
   },
   gear(to, ratio) {
     phase ??= 1;
     ratio ??= 1;
     var phase = this.angle - to.angle;
-    var p = joint.gear(this.body, to.body, phase, ratio);
+    var p = joint.gear(this, to, phase, ratio);
   },
   motor(to, rate) {
-    var p = joint.motor(this.body, to.body, rate);
+    var p = joint.motor(this, to, rate);
   },
 
   path_from(o) {
@@ -254,15 +215,12 @@ var gameobject = {
     return killfn;
   },
 
-  set torque(x) { if (!(x >= 0 && x <= Infinity)) return;
-    this.body.torque = x; },
-    
-  gscale() { return this.body.scale; },
+  gscale() { return this.scale; },
   sgscale(x) {
     if (typeof x === 'number')
       x = [x, x];
     
-    physics.sgscale(this.body, x)
+    physics.sgscale(this, x)
   },
 
   phys_material() {
@@ -272,21 +230,18 @@ var gameobject = {
     return mat;
   },
 
-  worldpos() { return this.body.pos; },
+  worldpos() { return this.pos; },
   set_worldpos(x) {
     var poses = this.objects.map(x => x.pos);
-    this.body.pos = x;
+    this.pos = x;
     this.objects.forEach((o, i) => o.set_worldpos(this.this2world(poses[i])));
   },
   screenpos() { return window.world2screen(this.worldpos()); },
 
-  worldangle() { return Math.rad2turn(this.body.angle); },
-  sworldangle(x) { this.body.angle = Math.turn2rad(x); },
+  worldangle() { return Math.rad2turn(this.angle); },
+  sworldangle(x) { this.angle = Math.turn2rad(x); },
 
-  get_ur() {
-    //     if (this.ur === 'empty') return undefined;
-    return Object.access(ur, this.ur);
-  },
+  get_ur() { return Object.access(ur, this.ur); },
 
   /* spawn an entity
          text can be:
@@ -295,8 +250,8 @@ var gameobject = {
 	       nothing
       */
   spawn(text) {
-    var ent = Object.create(gameobject);
-
+    var ent = os.make_gameobject();
+    
     if (typeof text === 'object')
       text = text.name;
 
@@ -318,8 +273,6 @@ var gameobject = {
     
     console.info(`Creating entity of type ${ent.ur}`);
 
-    Object.mixin(ent, gameobject_impl);
-    ent.body = os.make_gameobject();
     ent.warp_layer = [true];
     ent.phys = 2;
     ent.components = {};
@@ -335,9 +288,9 @@ var gameobject = {
       urdiff: {},
     };
 
-    ent.body.setref(ent); // set the internal obj reference to this obj
+    ent.setref(ent);
 
-    Object.hide(ent, 'ur', 'body', 'components', 'objects', '_ed', 'timers', 'master');
+    Object.hide(ent, 'ur', 'components', 'objects', '_ed', 'timers', 'master');
     if (ent.ur === 'empty') {
       if (!ur.empty.proto) ur.empty.proto = json.decode(json.encode(ent));
       return ent;
@@ -361,10 +314,9 @@ var gameobject = {
     check_registers(ent);
     ent.components.forEach(function(x) {
       if (typeof x.collide === 'function')
-        physics.collide_shape(x.collide.bind(x), ent.body, x.shape);
+        physics.collide_shape(x.collide.bind(x), ent, x.shape);
     });
 
-
     if (typeof ent.load === 'function') ent.load();
     if (sim.playing())
       if (typeof ent.start === 'function') ent.start();
@@ -374,6 +326,7 @@ var gameobject = {
       mur.proto = json.decode(json.encode(ent));
 
     ent.sync();
+    console.info(`entity is type ${ent.phys}`);
 
     if (!Object.empty(ent.objects)) {
       var o = ent.objects;
@@ -386,8 +339,8 @@ var gameobject = {
         Object.assign(n, o[i]);
       }
     }
-    
-    this.body.phys = this.body.phys; // simple way to sync
+
+    console.info(`Made object with mass ${ent.mass} and moi ${ent.moi}`);
 
     return ent;
   },
@@ -436,17 +389,14 @@ var gameobject = {
   objects: {},
   master: undefined,
 
-  pulse(vec) { this.body.impulse(vec); },
-  shove(vec) { this.body.force(vec); },
-  shove_at(vec, at) { this.body.force_local(vec,at); },
   this2screen(pos) { return window.world2screen(this.this2world(pos)); },
   screen2this(pos) { return this.world2this(window.screen2world(pos)); },
   
-  alive() { return this.body >= 0; },
-  in_air() { return this.body.in_air(); },
+  in_air() { return this.in_air(); },
 
   hide() { this.components.forEach(x => x.hide?.());
     this.objects.forEach(x => x.hide?.()); },
+    
   show() { this.components.forEach(function(x) { x.show?.(); });
     this.objects.forEach(function(x) { x.show?.(); }); },
 
@@ -484,21 +434,11 @@ var gameobject = {
   flipx() { return this.scale.x < 0; },
   flipy() { return this.scale.y < 0; },
 
-  mirror(plane) {
-    this.scale = Vector.reflect(this.scale, plane);
-  },
-
-  save: true,
-  selectable: true,
-  ed_locked: false,
+  mirror(plane) { this.scale = Vector.reflect(this.scale, plane); },
 
   disable() { this.components.forEach(function(x) { x.disable(); }); },
   enable() { this.components.forEach(function(x) { x.enable(); }); },
-  sync() {
-    this.components.forEach(function(x) { x.sync?.(); });
-    this.objects.forEach(function(x) { x.sync?.(); });
-  },
-
+  
   /* Bounding box of the object in world dimensions */
   boundingbox() {
     var boxes = [];
@@ -603,7 +543,7 @@ var gameobject = {
     this.timers = [];
     Event.rm_obj(this);
     Player.do_uncontrol(this);
-    physics.collide_rm(this.body);
+    physics.collide_rm(this);
 
     if (this.master) {
       this.master.remove_obj(this);
@@ -679,7 +619,16 @@ var gameobject = {
       this.objects[o].obj_descend(fn);
   },
 }
-Object.mixin(gameobject, gameobject_impl);
+
+var gop = os.make_gameobject().__proto__;
+Object.mixin(gop, gameobject);
+var gsync = gop.sync;
+gop.sync = function() {
+  gsync.call(this);
+  this.components.forEach(function(x) { x.sync?.(); });
+  this.objects.forEach(function(x) { x.sync(); });
+}
+
 
 gameobject.spawn.doc = `Spawn an entity of type 'ur' on this entity. Returns the spawned entity.`;
 
@@ -835,7 +784,3 @@ game.loadurs = function() {
     name: "empty"
   };
 };
-
-return {
-  gameobject
-}
diff --git a/source/engine/2dphysics.c b/source/engine/2dphysics.c
index 9e5b179..0e73c32 100644
--- a/source/engine/2dphysics.c
+++ b/source/engine/2dphysics.c
@@ -309,6 +309,7 @@ void phys2d_shape_apply(struct phys2d_shape *s)
   float newmoi = s->moi(s->data);
   moment-=moi;
   moment += newmoi;
+  if (moment < 0) moment = 0;
   cpBodySetMoment(s->go->body, moment);
 }
 
diff --git a/source/engine/gameobject.c b/source/engine/gameobject.c
index 0a30573..ba09f94 100644
--- a/source/engine/gameobject.c
+++ b/source/engine/gameobject.c
@@ -75,8 +75,8 @@ transform2d go2t(gameobject *go)
 unsigned int editor_cat = 1<<31;
 
 void go_shape_apply(cpBody *body, cpShape *shape, gameobject *go) {
-  cpShapeSetFriction(shape, go->f);
-  cpShapeSetElasticity(shape, go->e);
+  cpShapeSetFriction(shape, go->friction);
+  cpShapeSetElasticity(shape, go->elasticity);
   cpShapeSetCollisionType(shape, (cpCollisionType)go);
 
   cpShapeFilter filter;
@@ -105,6 +105,7 @@ void go_shape_moi(cpBody *body, cpShape *shape, gameobject *go) {
 }
 
 void gameobject_apply(gameobject *go) {
+  YughInfo("Applying gameobject %p", go);
   cpBodySetType(go->body, go->phys);
   cpBodyEachShape(go->body, go_shape_apply, go);
 
@@ -115,8 +116,6 @@ void gameobject_apply(gameobject *go) {
 
     if (cpBodyGetMoment(go->body) <= 0.f)
       cpBodySetMoment(go->body, 1.f);
-
-    return;
   }
 }
 
diff --git a/source/engine/gameobject.h b/source/engine/gameobject.h
index 4e8ec37..497fe21 100644
--- a/source/engine/gameobject.h
+++ b/source/engine/gameobject.h
@@ -32,8 +32,8 @@ struct gameobject {
   HMM_Vec3 scale; /* local */  
   int next;
   float mass;
-  float f;   /* friction */
-  float e;   /* elasticity */
+  float friction;
+  float elasticity;
   float damping;
   float timescale;
   float maxvelocity;
diff --git a/source/engine/jsffi.c b/source/engine/jsffi.c
index 7db5b4e..0358269 100644
--- a/source/engine/jsffi.c
+++ b/source/engine/jsffi.c
@@ -1312,36 +1312,36 @@ static const JSCFunctionListEntry js_window_funcs[] = {
 
 JSC_GETSET_BODY(pos, Position, cvec2)
 JSC_GETSET_BODY(angle, Angle, number)
-JSC_GETSET(gameobject, scale, vec3)
 JSC_GETSET_BODY(velocity, Velocity, cvec2)
 JSC_GETSET_BODY(angularvelocity, AngularVelocity, number)
 JSC_GETSET_BODY(moi, Moment, number)
-//JSC_GETSET_BODY(phys, Type, number)
-JSC_GETSET(gameobject, phys, number)
 JSC_GETSET_BODY(torque, Torque, number)
 JSC_CCALL(gameobject_impulse, cpBodyApplyImpulseAtWorldPoint(js2gameobject(this)->body, js2vec2(argv[0]).cp, cpBodyGetPosition(js2gameobject(this)->body)))
 JSC_CCALL(gameobject_force, cpBodyApplyForceAtWorldPoint(js2gameobject(this)->body, js2vec2(argv[0]).cp, cpBodyGetPosition(js2gameobject(this)->body)))
 JSC_CCALL(gameobject_force_local, cpBodyApplyForceAtLocalPoint(js2gameobject(this)->body, js2vec2(argv[0]).cp, js2vec2(argv[1]).cp))
+JSC_GETSET_APPLY(gameobject, friction, number)
+JSC_GETSET_APPLY(gameobject, elasticity, number)
+JSC_GETSET_APPLY(gameobject, mass, number)
+JSC_GETSET_APPLY(gameobject, phys, number)
+JSC_GETSET_APPLY(gameobject, layer, number)
+JSC_GETSET(gameobject, scale, vec3)
+JSC_GETSET(gameobject, damping, number)
+JSC_GETSET(gameobject, timescale, number)
+JSC_GETSET(gameobject, maxvelocity, number)
+JSC_GETSET(gameobject, maxangularvelocity, number)
+JSC_GETSET(gameobject, warp_filter, bitmask)
+JSC_GETSET(gameobject, drawlayer, number)
+JSC_CCALL(gameobject_setref, js2gameobject(this)->ref = argv[0]);
+JSC_CCALL(gameobject_sync, gameobject_apply(js2gameobject(this)))
 JSC_CCALL(gameobject_in_air, return boolean2js(phys2d_in_air(js2gameobject(this)->body)))
 JSC_CCALL(gameobject_world2this, return vec22js(world2go(js2gameobject(this), js2vec2(argv[0]))))
 JSC_CCALL(gameobject_this2world, return vec22js(go2world(js2gameobject(this), js2vec2(argv[0]))))
 JSC_CCALL(gameobject_dir_world2this, return vec22js(mat_t_dir(t_world2go(js2gameobject(this)), js2vec2(argv[0]))))
 JSC_CCALL(gameobject_dir_this2world, return vec22js(mat_t_dir(t_go2world(js2gameobject(this)), js2vec2(argv[0]))))
-JSC_GETSET_APPLY(gameobject, f, number)
-JSC_GETSET_APPLY(gameobject, e, number)
-JSC_GETSET_APPLY(gameobject, mass, number)
-JSC_GETSET(gameobject, damping, number)
-JSC_GETSET(gameobject, timescale, number)
-JSC_GETSET(gameobject, maxvelocity, number)
-JSC_GETSET(gameobject, maxangularvelocity, number)
-JSC_GETSET_APPLY(gameobject, layer, number)
-JSC_GETSET(gameobject, warp_filter, bitmask)
-JSC_GETSET(gameobject, drawlayer, number)
-JSC_CCALL(gameobject_setref, js2gameobject(this)->ref = argv[0]);
 
 static const JSCFunctionListEntry js_gameobject_funcs[] = {
-  CGETSET_ADD(gameobject, f),
-  CGETSET_ADD(gameobject, e),
+  CGETSET_ADD(gameobject, friction),
+  CGETSET_ADD(gameobject, elasticity),
   CGETSET_ADD(gameobject,mass),
   CGETSET_ADD(gameobject,damping),
   CGETSET_ADD(gameobject, scale),
@@ -1368,6 +1368,7 @@ static const JSCFunctionListEntry js_gameobject_funcs[] = {
   MIST_FUNC_DEF(gameobject, dir_world2this, 1),
   MIST_FUNC_DEF(gameobject, dir_this2world, 1),
   MIST_FUNC_DEF(gameobject,setref,1),
+  MIST_FUNC_DEF(gameobject, sync, 0),
 };
 
 JSC_CCALL(joint_pin, return constraint2js(constraint_make(cpPinJointNew(js2gameobject(argv[0])->body, js2gameobject(argv[1])->body, cpvzero,cpvzero))))
@@ -1584,13 +1585,9 @@ void ffi_load() {
   globalThis = JS_GetGlobalObject(js);
   
   QJSCLASSPREP(ptr);
+  
   QJSCLASSPREP_FUNCS(gameobject);
   QJSCLASSPREP_FUNCS(dsp_node);
-  
-  sound_proto = JS_NewObject(js);
-  JS_SetPropertyFunctionList(js, sound_proto, js_sound_funcs, countof(js_sound_funcs));
-  JS_SetPrototype(js, sound_proto, dsp_node_proto);
-  
   QJSCLASSPREP_FUNCS(emitter);
   QJSCLASSPREP_FUNCS(warp_gravity);
   QJSCLASSPREP_FUNCS(warp_damp);
@@ -1629,6 +1626,10 @@ void ffi_load() {
   JS_SetPropertyStr(js, globalThis, "window", window2js(&mainwin));
   JS_SetPropertyStr(js, globalThis, "texture", JS_DupValue(js,texture_proto));
 
+  sound_proto = JS_NewObject(js);
+  JS_SetPropertyFunctionList(js, sound_proto, js_sound_funcs, countof(js_sound_funcs));
+  JS_SetPrototype(js, sound_proto, dsp_node_proto);
+
   JS_FreeValue(js,globalThis);
 }
 
diff --git a/source/engine/yugine.c b/source/engine/yugine.c
index ffe5db0..e6430c0 100644
--- a/source/engine/yugine.c
+++ b/source/engine/yugine.c
@@ -201,6 +201,7 @@ int main(int argc, char **argv) {
   signal(SIGABRT, seghandle);
   signal(SIGFPE, seghandle);
 #endif
+  phys2d_init();  
 
   resources_init();
   stm_setup(); /* time */
@@ -237,7 +238,6 @@ void engine_start(JSValue start, JSValue procfn)
   c_process_fn = procfn;
 
   sound_init();
-  phys2d_init();  
 
   start_desc.width = mainwin.size.x;
   start_desc.height = mainwin.size.y;