181 lines
3.9 KiB
C
181 lines
3.9 KiB
C
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/* Python 2.x/3.x and SDL compatibility tools
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*/
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#if !defined(PGCOMPAT_H)
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#define PGCOMPAT_H
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#include <Python.h>
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/* Cobjects vanish in Python 3.2; so we will code as though we use capsules */
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#if defined(Py_CAPSULE_H)
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#define PG_HAVE_CAPSULE 1
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#else
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#define PG_HAVE_CAPSULE 0
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#endif
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#if defined(Py_COBJECT_H)
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#define PG_HAVE_COBJECT 1
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#else
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#define PG_HAVE_COBJECT 0
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#endif
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#if !PG_HAVE_CAPSULE
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#define PyCapsule_New(ptr, n, dfn) PyCObject_FromVoidPtr(ptr, dfn)
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#define PyCapsule_GetPointer(obj, n) PyCObject_AsVoidPtr(obj)
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#define PyCapsule_CheckExact(obj) PyCObject_Check(obj)
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#endif
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/* Pygame uses Py_buffer (PEP 3118) to exchange array information internally;
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* define here as needed.
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*/
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#if !defined(PyBUF_SIMPLE)
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typedef struct bufferinfo {
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void *buf;
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PyObject *obj;
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Py_ssize_t len;
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Py_ssize_t itemsize;
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int readonly;
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int ndim;
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char *format;
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Py_ssize_t *shape;
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Py_ssize_t *strides;
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Py_ssize_t *suboffsets;
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void *internal;
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} Py_buffer;
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/* Flags for getting buffers */
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#define PyBUF_SIMPLE 0
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#define PyBUF_WRITABLE 0x0001
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/* we used to include an E, backwards compatible alias */
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#define PyBUF_WRITEABLE PyBUF_WRITABLE
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#define PyBUF_FORMAT 0x0004
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#define PyBUF_ND 0x0008
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#define PyBUF_STRIDES (0x0010 | PyBUF_ND)
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#define PyBUF_C_CONTIGUOUS (0x0020 | PyBUF_STRIDES)
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#define PyBUF_F_CONTIGUOUS (0x0040 | PyBUF_STRIDES)
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#define PyBUF_ANY_CONTIGUOUS (0x0080 | PyBUF_STRIDES)
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#define PyBUF_INDIRECT (0x0100 | PyBUF_STRIDES)
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#define PyBUF_CONTIG (PyBUF_ND | PyBUF_WRITABLE)
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#define PyBUF_CONTIG_RO (PyBUF_ND)
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#define PyBUF_STRIDED (PyBUF_STRIDES | PyBUF_WRITABLE)
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#define PyBUF_STRIDED_RO (PyBUF_STRIDES)
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#define PyBUF_RECORDS (PyBUF_STRIDES | PyBUF_WRITABLE | PyBUF_FORMAT)
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#define PyBUF_RECORDS_RO (PyBUF_STRIDES | PyBUF_FORMAT)
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#define PyBUF_FULL (PyBUF_INDIRECT | PyBUF_WRITABLE | PyBUF_FORMAT)
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#define PyBUF_FULL_RO (PyBUF_INDIRECT | PyBUF_FORMAT)
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#define PyBUF_READ 0x100
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#define PyBUF_WRITE 0x200
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#define PyBUF_SHADOW 0x400
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typedef int(*getbufferproc)(PyObject *, Py_buffer *, int);
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typedef void(*releasebufferproc)(Py_buffer *);
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#endif /* ~defined(PyBUF_SIMPLE) */
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/* define common types where SDL is not included */
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#ifndef SDL_VERSION_ATLEAST
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#ifdef _MSC_VER
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typedef unsigned __int8 uint8_t;
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typedef unsigned __int32 uint32_t;
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#else
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#include <stdint.h>
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#endif
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typedef uint32_t Uint32;
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typedef uint8_t Uint8;
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#endif /* no SDL */
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#if defined(SDL_VERSION_ATLEAST)
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#ifndef SDL_WINDOW_VULKAN
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#define SDL_WINDOW_VULKAN 0
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#endif
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#ifndef SDL_WINDOW_ALWAYS_ON_TOP
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#define SDL_WINDOW_ALWAYS_ON_TOP 0
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#endif
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#ifndef SDL_WINDOW_SKIP_TASKBAR
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#define SDL_WINDOW_SKIP_TASKBAR 0
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#endif
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#ifndef SDL_WINDOW_UTILITY
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#define SDL_WINDOW_UTILITY 0
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#endif
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#ifndef SDL_WINDOW_TOOLTIP
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#define SDL_WINDOW_TOOLTIP 0
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#endif
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#ifndef SDL_WINDOW_POPUP_MENU
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#define SDL_WINDOW_POPUP_MENU 0
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#endif
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#ifndef SDL_WINDOW_INPUT_GRABBED
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#define SDL_WINDOW_INPUT_GRABBED 0
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#endif
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#ifndef SDL_WINDOW_INPUT_FOCUS
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#define SDL_WINDOW_INPUT_FOCUS 0
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#endif
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#ifndef SDL_WINDOW_MOUSE_FOCUS
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#define SDL_WINDOW_MOUSE_FOCUS 0
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#endif
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#ifndef SDL_WINDOW_FOREIGN
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#define SDL_WINDOW_FOREIGN 0
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#endif
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#ifndef SDL_WINDOW_ALLOW_HIGHDPI
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#define SDL_WINDOW_ALLOW_HIGHDPI 0
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#endif
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#ifndef SDL_WINDOW_MOUSE_CAPTURE
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#define SDL_WINDOW_MOUSE_CAPTURE 0
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#endif
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#ifndef SDL_WINDOW_ALWAYS_ON_TOP
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#define SDL_WINDOW_ALWAYS_ON_TOP 0
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#endif
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#ifndef SDL_WINDOW_SKIP_TASKBAR
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#define SDL_WINDOW_SKIP_TASKBAR 0
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#endif
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#ifndef SDL_WINDOW_UTILITY
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#define SDL_WINDOW_UTILITY 0
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#endif
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#ifndef SDL_WINDOW_TOOLTIP
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#define SDL_WINDOW_TOOLTIP 0
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#endif
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#ifndef SDL_WINDOW_POPUP_MENU
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#define SDL_WINDOW_POPUP_MENU 0
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#endif
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#if SDL_VERSION_ATLEAST(2, 0, 4)
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/* To control the use of:
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* SDL_AUDIODEVICEADDED
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* SDL_AUDIODEVICEREMOVED
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*
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* Ref: https://wiki.libsdl.org/SDL_EventType
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* Ref: https://wiki.libsdl.org/SDL_AudioDeviceEvent
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*/
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#define SDL2_AUDIODEVICE_SUPPORTED
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#endif
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#ifndef SDL_MOUSEWHEEL_FLIPPED
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#define NO_SDL_MOUSEWHEEL_FLIPPED
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#endif
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#endif /* defined(SDL_VERSION_ATLEAST) */
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#endif /* ~defined(PGCOMPAT_H) */
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