small update

Author: Ughuuu

README.md

@@ -7,8 +7,8 @@
 	<a href="https://github.com/appsinacup/godot-box2d/actions/workflows/runner.yml">
         <img src="https://github.com/appsinacup/godot-box2d/actions/workflows/runner.yml/badge.svg?branch=main"
             alt="chat on Discord"></a>
-    <a href="https://github.com/erincatto/box2d" alt="Box2D Version">
-        <img src="https://img.shields.io/badge/Box2D-v2.4.1-%23478cbf?logoColor=white" /></a>
+    <a href="https://github.com/erincatto/box2c" alt="Box2C Version">
+        <img src="https://img.shields.io/badge/Box2C-v3.0.0-%23478cbf?logoColor=white" /></a>
     <a href="https://github.com/godotengine/godot-cpp" alt="Godot Version">
         <img src="https://img.shields.io/badge/Godot-v4.2-%23478cbf?logo=godot-engine&logoColor=white" /></a>
     <a href="https://github.com/appsinacup/godot-box2d/graphs/contributors" alt="Contributors">

SConstruct

@@ -3,7 +3,16 @@ import os
 import sys
 
 env = SConscript("godot-cpp/SConstruct")
-env.Prepend(CPPPATH=["box2d/include", "box2d/src"])
+
+env.Append(
+	CPPDEFINES=[
+		"BOX2D_LENGTH_UNIT_PER_METER=100.0",
+		"BOX2D_MAX_POLYGON_VERTICES=64",
+		"BOX2D_AVX2=ON"
+	]
+)
+
+env.Prepend(CPPPATH=["box2d/extern/simde", "box2d/include", "box2d/src"])
 # For the reference:
 # - CCFLAGS are compilation flags shared between C and C++
 # tweak this if you want to use different folders, or more folders, to store your source code in.

src/bodies/box2d_collision_object_2d.cpp

@@ -1,6 +1,5 @@
 #include "box2d_collision_object_2d.h"
 
-#include "../b2_user_settings.h"
 #include "../servers/box2d_physics_server_2d.h"
 #include "../spaces/box2d_space_2d.h"
 

src/bodies/box2d_collision_object_2d.h

@@ -49,7 +49,7 @@ class Box2DCollisionObject2D : public Box2DShapeOwner2D {
 
 protected:
 	PhysicsServer2D::BodyMode mode = PhysicsServer2D::BODY_MODE_RIGID;
-	b2Body *body_handle = box2d::invalid_body_handle();
+	b2BodyId body_handle = box2d::invalid_body_handle();
 	uint32_t area_detection_counter = 0;
 
 	void _unregister_shapes();
@@ -70,7 +70,7 @@ class Box2DCollisionObject2D : public Box2DShapeOwner2D {
 
 	_FORCE_INLINE_ void set_instance_id(const ObjectID &p_instance_id) { instance_id = p_instance_id; }
 	_FORCE_INLINE_ ObjectID get_instance_id() const { return instance_id; }
-	_FORCE_INLINE_ b2Body *get_body_handle() { return body_handle; }
+	_FORCE_INLINE_ b2BodyId get_body_handle() { return body_handle; }
 
 	_FORCE_INLINE_ void set_canvas_instance_id(const ObjectID &p_canvas_instance_id) { canvas_instance_id = p_canvas_instance_id; }
 	_FORCE_INLINE_ ObjectID get_canvas_instance_id() const { return canvas_instance_id; }

src/box2d-wrapper/box2d_wrapper.cpp

@@ -375,8 +375,13 @@ FixtureHandle box2d::collider_create_sensor(ShapeHandle shape_handles,
 	b2BodyId body_handle,
 	b2FixtureUserData *user_data) {
 	b2MassData mass_data = b2Body_GetMassData(body_handle);
-	for (int i = 0; i < shape_handles.size(); i++) {
-		b2ShapeId shape_handle = shape_handles.handles[i];
+	for (int i = 0; i < shape_handles.handles.size(); i++) {
+		ShapeData shape_data = shape_handles.handles[i];
+		switch(shape_data.type) {
+			case b2ShapeType::e_polygon: {
+				
+			}
+		}
 		b2FixtureDef fixture_def;
 		fixture_def.shape = shape_handle.handles[i];
 		fixture_def.density = 1.0;

src/box2d_include.h

@@ -1,7 +1,6 @@
 #ifndef BOX2D_INCLUDE_H
 #define BOX2D_INCLUDE_H
 
-#include "b2_user_settings.h"
 #include "box2d-wrapper/box2d_wrapper.h"
 
 #include <godot_cpp/templates/hashfuncs.hpp>

src/user_constants.h

@@ -19,11 +19,18 @@
 // this too much because b2BlockAllocator has a maximum object size.
 #define b2_maxPolygonVertices 64
 
-/*
 class Box2DCollisionObject2D;
 class Box2DShape2D;
 
-// You can define this to inject whatever data you want in b2Body
+// You can define this to inject whatever data you want in b2Fixture
+struct b2FixtureUserData {
+	b2FixtureUserData() :
+			shape_idx(-1), transform(), collision_object(nullptr) {}
+
+	godot::Transform2D transform;
+	int shape_idx;
+	Box2DCollisionObject2D *collision_object;
+};
 struct b2BodyUserData {
 	b2BodyUserData() :
 			old_linear_velocity(0, 0), old_angular_velocity(0), constant_force(0, 0), constant_torque(0), collision_object(nullptr) {}
@@ -35,16 +42,9 @@ struct b2BodyUserData {
 	real_t constant_torque;
 	Box2DCollisionObject2D *collision_object;
 };
+/*
 
-// You can define this to inject whatever data you want in b2Fixture
-struct b2FixtureUserData {
-	b2FixtureUserData() :
-			shape_idx(-1), transform(), collision_object(nullptr) {}
-
-	godot::Transform2D transform;
-	int shape_idx;
-	Box2DCollisionObject2D *collision_object;
-};
+// You can define this to inject whatever data you want in b2Body
 
 // Memory Allocation using Godot's functions
 inline void *b2AllocGodot(uint32_t size) {