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author | Juan Linietsky <reduzio@gmail.com> | 2014-02-09 22:10:30 -0300 |
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committer | Juan Linietsky <reduzio@gmail.com> | 2014-02-09 22:10:30 -0300 |
commit | 0b806ee0fc9097fa7bda7ac0109191c9c5e0a1ac (patch) | |
tree | 276c4d099e178eb67fbd14f61d77b05e3808e9e3 /core/ref_ptr.cpp | |
parent | 0e49da1687bc8192ed210947da52c9e5c5f301bb (diff) | |
download | redot-engine-0b806ee0fc9097fa7bda7ac0109191c9c5e0a1ac.tar.gz |
GODOT IS OPEN SOURCE
Diffstat (limited to 'core/ref_ptr.cpp')
-rw-r--r-- | core/ref_ptr.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/core/ref_ptr.cpp b/core/ref_ptr.cpp new file mode 100644 index 0000000000..f0758f66ce --- /dev/null +++ b/core/ref_ptr.cpp @@ -0,0 +1,97 @@ +/*************************************************************************/ +/* ref_ptr.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* http://www.godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ +#include "ref_ptr.h" +#include "reference.h" +#include "resource.h" + +void RefPtr::operator=(const RefPtr& p_other) { + + Ref<Reference> *ref = reinterpret_cast<Ref<Reference>*>( &data[0] ); + Ref<Reference> *ref_other = reinterpret_cast<Ref<Reference>*>( const_cast<char*>(&p_other.data[0]) ); + + *ref = *ref_other; +} + +bool RefPtr::operator==(const RefPtr& p_other) const { + + Ref<Reference> *ref = reinterpret_cast<Ref<Reference>*>( &data[0] ); + Ref<Reference> *ref_other = reinterpret_cast<Ref<Reference>*>( const_cast<char*>(&p_other.data[0]) ); + + return *ref == *ref_other; +} + +RefPtr::RefPtr(const RefPtr& p_other) { + + memnew_placement(&data[0],Ref<Reference>); + + Ref<Reference> *ref = reinterpret_cast<Ref<Reference>*>( &data[0] ); + Ref<Reference> *ref_other = reinterpret_cast<Ref<Reference>*>( const_cast<char*>(&p_other.data[0]) ); + + *ref = *ref_other; +} + +bool RefPtr::is_null() const { + + Ref<Reference> *ref = reinterpret_cast<Ref<Reference>*>( &data[0] ); + return ref->is_null(); + + +} + +RID RefPtr::get_rid() const { + + Ref<Reference> *ref = reinterpret_cast<Ref<Reference>*>( &data[0] ); + if (ref->is_null()) + return RID(); + Resource *res = (*ref)->cast_to<Resource>(); + if (res) + return res->get_rid(); + return RID(); +} + +void RefPtr::unref() { + + Ref<Reference> *ref = reinterpret_cast<Ref<Reference>*>( &data[0] ); + ref->unref(); +} + +RefPtr::RefPtr() { + + ERR_FAIL_COND(sizeof(Ref<Reference>)>DATASIZE); + memnew_placement(&data[0],Ref<Reference>); +} + + +RefPtr::~RefPtr() { + + Ref<Reference> *ref = reinterpret_cast<Ref<Reference>*>( &data[0] ); + ref->~Ref<Reference>(); +} + + |