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/* */
/* SDL.xs */
/* */
/* Copyright (C) 2005 David J. Goehrig <dgoehrig@cpan.org> */
/* */
/* ------------------------------------------------------------------------------ */
/* */
/* This library is free software; you can redistribute it and/or */
/* modify it under the terms of the GNU Lesser General Public */
/* License as published by the Free Software Foundation; either */
/* version 2.1 of the License, or (at your option) any later version. */
/* */
/* This library is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU */
/* Lesser General Public License for more details. */
/* */
/* You should have received a copy of the GNU Lesser General Public */
/* License along with this library; if not, write to the Free Software */
/* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
/* */
/* ------------------------------------------------------------------------------ */
/* */
/* Please feel free to send questions, suggestions or improvements to: */
/* */
/* David J. Goehrig */
/* dgoehrig@cpan.org */
/* */
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "ppport.h"
#ifndef aTHX_
#define aTHX_
#endif
#include <SDL.h>
#ifdef HAVE_GL
#include <gl.h>
#endif
#ifdef HAVE_GLU
#include <glu.h>
#endif
#ifdef USE_THREADS
#define HAVE_TLS_CONTEXT
#endif
/* For windows */
#ifndef SDL_PERL_DEFINES_H
#define SDL_PERL_DEFINES_H
#ifdef HAVE_TLS_CONTEXT
PerlInterpreter *parent_perl = NULL;
extern PerlInterpreter *parent_perl;
#define GET_TLS_CONTEXT parent_perl = PERL_GET_CONTEXT;
#define ENTER_TLS_CONTEXT \
PerlInterpreter *current_perl = PERL_GET_CONTEXT; \
PERL_SET_CONTEXT(parent_perl); { \
PerlInterpreter *my_perl = parent_perl;
#define LEAVE_TLS_CONTEXT \
} PERL_SET_CONTEXT(current_perl);
#else
#define GET_TLS_CONTEXT /* TLS context not enabled */
#define ENTER_TLS_CONTEXT /* TLS context not enabled */
#define LEAVE_TLS_CONTEXT /* TLS context not enabled */
#endif
#endif
#if defined WINDOWS || defined WIN32
#include <SDL_syswm.h>
#include<windows.h>
extern int SDL_RegisterApp (char*, Uint32, void*);
HWND get_handle_win32( )
{
SDL_SysWMinfo SysInfo; //Will hold our Window information
SDL_VERSION(&SysInfo.version); //Set SDL version
if(SDL_GetWMInfo(&SysInfo) <= 0) {
printf("%s : %d\n", SDL_GetError(), SysInfo.window);
return NULL;
}
return SysInfo.window; //There it is, Win32 handle
}
#endif
#ifndef NOSIGCATCH
#include <execinfo.h>
#include <signal.h>
#include <stdlib.h>
void handler(int sig) {
void *array[10];
size_t size;
/*get void*'s for all entries on the stack */
size = backtrace(array, 10);
/* print out all the frames to stderr */
fprintf(stderr, "Error: signal %d:\n", sig);
backtrace_symbols_fd(array, size, 2);
exit(1);
}
#endif
void
windows_force_driver()
{
char *test;
#if SDL_MAJOR_VERSION >= 1 && SDL_MINOR_VERSION >= 2 && SDL_PATCHLEVEL >= 9
test = SDL_getenv("SDL_VIDEODRIVER");
#else
test = getenv("SDL_VIDEODRIVER");
#endif
if(!test || 0 != strcmp("dummy", test))
{
#if SDL_MAJOR_VERSION >= 1 && SDL_MINOR_VERSION >= 2 && SDL_PATCHLEVEL >= 14
putenv("SDL_VIDEODRIVER=directx");
#else
putenv("SDL_VIDEODRIVER=windib");
#endif
}
}
#define INIT_NS_APPLICATION
#define QUIT_NS_APPLICATION
void
sdl_perl_atexit (void)
{
QUIT_NS_APPLICATION
SDL_Quit();
}
void boot_SDL();
void boot_SDL__OpenGL();
XS(boot_SDL_perl)
{
#ifndef NOSIGCATCH
signal(SIGSEGV, handler);
#endif
PL_perl_destruct_level = 2;
GET_TLS_CONTEXT
boot_SDL();
#if defined WINDOWS || defined WIN32
SDL_RegisterApp ("SDLPerl App", 0, GetModuleHandle (NULL));
#endif
}
MODULE = SDL_perl PACKAGE = SDL
PROTOTYPES : DISABLE
# workaround as:
# extern DECLSPEC void SDLCALL SDL_SetError(const char *fmt, ...);
void
set_error_real (fmt, ...)
char *fmt
CODE:
SDL_SetError(fmt, items);
char *
get_error ()
CODE:
RETVAL = SDL_GetError();
OUTPUT:
RETVAL
void
clear_error ()
CODE:
SDL_ClearError();
int
init ( flags )
Uint32 flags
CODE:
INIT_NS_APPLICATION
#if defined WINDOWS || defined WIN32
windows_force_driver();
#endif
RETVAL = SDL_Init(flags);
#ifndef WINDOWS
#ifndef WIN32
#ifdef HAVE_TLS_CONTEXT
call_atexit((void*)sdl_perl_atexit,0);
#else
atexit(sdl_perl_atexit);
#endif
#endif
#endif
OUTPUT:
RETVAL
int
init_sub_system ( flags )
Uint32 flags
CODE:
RETVAL = SDL_InitSubSystem(flags);
OUTPUT:
RETVAL
void
quit_sub_system ( flags )
Uint32 flags
CODE:
SDL_QuitSubSystem(flags);
void
quit ()
CODE:
QUIT_NS_APPLICATION
SDL_Quit();
int
was_init ( flags )
Uint32 flags
CODE:
RETVAL = SDL_WasInit(flags);
OUTPUT:
RETVAL
SDL_version *
version ()
PREINIT:
char * CLASS = "SDL::Version";
SDL_version *version;
CODE:
version = (SDL_version *) safemalloc (sizeof(SDL_version));
SDL_VERSION(version);
RETVAL = version;
OUTPUT:
RETVAL
SDL_version *
linked_version ()
PREINIT:
char * CLASS = "SDL::Version";
SDL_version *version;
CODE:
version = (SDL_version *) safemalloc ( sizeof(SDL_version) );
SDL_version* version_dont_free = (SDL_version *) SDL_Linked_Version();
version->major = version_dont_free->major;
version->minor = version_dont_free->minor;
version->patch = version_dont_free->patch;
RETVAL = version;
OUTPUT:
RETVAL
char*
getenv (name)
char *name
CODE:
char *test;
/* SDL version 1.2.9 doesn't have SDL_getenv */
#if SDL_MAJOR_VERSION >= 1 && SDL_MINOR_VERSION >= 2 && SDL_PATCHLEVEL >= 9
test = SDL_getenv(name);
#else
test = getenv(name);
#endif
RETVAL = test;
OUTPUT:
RETVAL
void
delay ( ms )
int ms
CODE:
SDL_Delay(ms);
Uint32
get_ticks ()
CODE:
RETVAL = SDL_GetTicks();
OUTPUT:
RETVAL
IV
get_handle ()
CODE:
#if defined WINDOWS || defined WIN32
RETVAL = (IV)get_handle_win32();
#else
RETVAL = 0;
#endif
OUTPUT:
RETVAL
MODULE = SDL PACKAGE = SDL
PROTOTYPES : DISABLE
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