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Fix table creation for getList() functions, and ignore the ground body

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--HG--
branch : box2d-update
This commit is contained in:
Bill Meltsner
2011-09-25 12:18:13 -04:00
parent b6f3d2114f
commit 28c5982d92
2 changed files with 23 additions and 21 deletions
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src/modules/physics/box2d/Body.cpp
+2 -1
View File
@@ -405,7 +405,8 @@ namespace box2d
Fixture * fixture = (Fixture *)Memoizer::find(f);
if (!fixture) throw love::Exception("A fixture has escaped Memoizer!");
luax_newtype(L, "Fixture", PHYSICS_FIXTURE_T, (void*)fixture);
lua_rawseti(L, -1, i);
lua_rawseti(L, -2, i);
i++;
} while ((f = f->GetNext()));
return 1;
}
src/modules/physics/box2d/World.cpp
+21 -20
View File
@@ -357,7 +357,7 @@ namespace box2d
int World::getBodyCount() const
{
return world->GetBodyCount();
return world->GetBodyCount()-1; // ignore the ground body
}
int World::getJointCount() const
@@ -374,15 +374,16 @@ namespace box2d
{
lua_newtable(L);
b2Body * b = world->GetBodyList();
for (int i = 1; i <= world->GetBodyCount(); i++) {
if (!b) return 1;
int i = 1;
do {
if (!b) break;
if (b == groundBody) continue;
Body * body = (Body *)Memoizer::find(b);
if (!body) throw love::Exception("A body has escaped Memoizer!");
body->retain();
luax_newtype(L, "Body", PHYSICS_BODY_T, (void*)body);
lua_rawseti(L, -1, i);
b = b->GetNext();
}
lua_rawseti(L, -2, i);
i++;
} while ((b = b->GetNext()));
return 1;
}
@@ -390,15 +391,15 @@ namespace box2d
{
lua_newtable(L);
b2Joint * j = world->GetJointList();
for (int i = 1; i <= world->GetJointCount(); i++) {
if (!j) return 1;
int i = 1;
do {
if (!j) break;
Joint * joint = (Joint *)Memoizer::find(j);
if (!joint) throw love::Exception("A joint has escaped Memoizer!");
joint->retain();
luax_newtype(L, "Joint", PHYSICS_JOINT_T, (void*)joint);
lua_rawseti(L, -1, i);
j = j->GetNext();
}
lua_rawseti(L, -2, i);
i++;
} while ((j = j->GetNext()));
return 1;
}
@@ -406,15 +407,15 @@ namespace box2d
{
lua_newtable(L);
b2Contact * c = world->GetContactList();
for (int i = 1; i <= world->GetContactCount(); i++) {
if (!c) return 1;
Contact * contact = (Contact *)Memoizer::find(c);
int i = 1;
do {
if (!c) break;
Contact * contact = (Contact *)Memoizer::find(c);
if (!contact) throw love::Exception("A contact has escaped Memoizer!");
contact->retain();
luax_newtype(L, "Contact", PHYSICS_CONTACT_T, (void*)contact);
lua_rawseti(L, -1, i);
c = c->GetNext();
}
lua_rawseti(L, -2, i);
i++;
} while ((c = c->GetNext()));
return 1;
}