update box2dwasm (#413)

emscripten/box2d/b2.d.ts

@@ -185,6 +185,7 @@ declare namespace B2 {
         GetFilterData(): Filter;
         Refilter(): void;
         GetBody(): Body;
+        GetNext(): Fixture;
         TestPoint(p: Vec2): boolean;
         RayCast(output: RayCastOutput, input: RayCastInput, childIndex: number): boolean;
         GetMassData(massData: MassData): void;
@@ -272,6 +273,8 @@ declare namespace B2 {
         IsEnabled(): boolean;
         SetFixedRotation(flag: boolean): void;
         IsFixedRotation(): boolean;
+        GetFixtureList(): Fixture;
+        GetJointList(): number;
         GetWorld(): World;
         Dump(): void;
     }
@@ -572,4 +575,10 @@ declare namespace B2 {
     function ContactImpulseGetNormalImpulse(contactImpulsePtr: number, index: number): number;
     function ContactImpulseGetTangentImpulse(contactImpulsePtr: number, index: number): number;
     function ContactImpulseGetCount(contactImpulsePtr: number): number;
+
+    //JointEdge
+    function JointEdgeGetOther(jointEdgePtr: number): number;
+    function JointEdgeGetJoint(jointEdgePtr: number): number;
+    function JointEdgeGetPrev(jointEdgePtr: number): number;
+    function JointEdgeGetNext(jointEdgePtr: number): number;
 }

mac/CMakeLists.txt

@@ -83,7 +83,7 @@ set_target_properties(GLESv2 PROPERTIES
 
 add_library(SDL2 SHARED IMPORTED GLOBAL)
 set_target_properties(SDL2 PROPERTIES
-  IMPORTED_LOCATION ${CMAKE_CURRENT_LIST_DIR}/libs/libSDL2-2.0.0.dylib
+  IMPORTED_LOCATION ${CMAKE_CURRENT_LIST_DIR}/libs/libSDL2.a
 )
 
 set(se_libs_name)
@@ -211,6 +211,9 @@ list(APPEND CC_EXTERNAL_LIBS
     webp
     curl
     SDL2
+    # sdl2 depends on the following two libraries.
+    "-framework IOKit"
+    "-framework Carbon"
     ${glslang_libs_name}
     ${spirv-cross_libs_name}
     ${tbb_libs_name}