mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
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118 lines
4.1 KiB
C++
118 lines
4.1 KiB
C++
/******************************************************************************
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* Spine Runtimes Software License v2.5
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*
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* Copyright (c) 2013-2016, Esoteric Software
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* All rights reserved.
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*
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* You are granted a perpetual, non-exclusive, non-sublicensable, and
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* non-transferable license to use, install, execute, and perform the Spine
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* Runtimes software and derivative works solely for personal or internal
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* use. Without the written permission of Esoteric Software (see Section 2 of
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* the Spine Software License Agreement), you may not (a) modify, translate,
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* adapt, or develop new applications using the Spine Runtimes or otherwise
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* create derivative works or improvements of the Spine Runtimes or (b) remove,
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* delete, alter, or obscure any trademarks or any copyright, trademark, patent,
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* or other intellectual property or proprietary rights notices on or in the
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* Software, including any copy thereof. Redistributions in binary or source
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* form must include this license and terms.
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*
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* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS INTERRUPTION, OR LOSS OF
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* USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef Spine_Extension_h
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#define Spine_Extension_h
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#include <stdlib.h>
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#define SP_UNUSED(x) (void)(x)
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namespace spine {
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class String;
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class SpineExtension {
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public:
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template<typename T>
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static T *alloc(size_t num, const char *file, int line) {
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return (T *) getInstance()->_alloc(sizeof(T) * num, file, line);
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}
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template<typename T>
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static T *calloc(size_t num, const char *file, int line) {
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return (T *) getInstance()->_calloc(sizeof(T) * num, file, line);
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}
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template<typename T>
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static T *realloc(T *ptr, size_t num, const char *file, int line) {
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return (T *) getInstance()->_realloc(ptr, sizeof(T) * num, file, line);
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}
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template<typename T>
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static void free(T *ptr, const char *file, int line) {
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getInstance()->_free((void *) ptr, file, line);
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}
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static char *readFile(const String &path, int *length) {
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return getInstance()->_readFile(path, length);
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}
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static void setInstance(SpineExtension *inSpineExtension);
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static SpineExtension *getInstance();
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virtual ~SpineExtension();
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/// Implement this function to use your own memory allocator
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virtual void *_alloc(size_t size, const char *file, int line) = 0;
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virtual void *_calloc(size_t size, const char *file, int line) = 0;
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virtual void *_realloc(void *ptr, size_t size, const char *file, int line) = 0;
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/// If you provide a spineAllocFunc, you should also provide a spineFreeFunc
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virtual void _free(void *mem, const char *file, int line) = 0;
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virtual char *_readFile(const String &path, int *length) = 0;
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protected:
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SpineExtension();
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private:
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static SpineExtension *_instance;
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};
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class DefaultSpineExtension : public SpineExtension {
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public:
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DefaultSpineExtension();
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virtual ~DefaultSpineExtension();
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protected:
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virtual void *_alloc(size_t size, const char *file, int line);
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virtual void *_calloc(size_t size, const char *file, int line);
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virtual void *_realloc(void *ptr, size_t size, const char *file, int line);
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virtual void _free(void *mem, const char *file, int line);
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virtual char *_readFile(const String &path, int *length);
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};
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// This function is to be implemented by engine specific runtimes to provide
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// the default extension for that engine. It is called the first time
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// SpineExtension::getInstance() is called, when no instance has been set
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// yet.
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extern SpineExtension *getDefaultExtension();
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}
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#endif /* Spine_Extension_h */
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