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#ifndef VISUAL_PLATFORM_H
#define VISUAL_PLATFORM_H
// Copyright (c) 2000, 2001, 2002, 2003 by David Scherer and others.
// See the file license.txt for complete license terms.
// See the file authors.txt for a complete list of contributors.
// The following are platform-specific fixes for various
// name conflicts and spurious warnings, that need to
// be fixed at the very top of every file
#ifdef _MSC_VER
#pragma warning( disable : 4786 ) // identifier truncated
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#else // Assume we are compiling with MSVC
#define HAVE_WIN32_API 1
#endif // !HAVE_CONFIG_H
#ifdef __MWERKS__
#include "mac.h"
#endif
#ifdef HAVE_GTK_GL_AREA
#if __GNUC__ < 3
// Workaround namespace collision in g++ 2.95
#include <iostream.h>
#endif
#endif // !HAVE_GTK_GL_AREA
#include <string>
#include "vthread.h"
// This attribute is used to silence unneeded warnings from GCC when -Wall
// is enabled.
#ifdef __GNUC__
# define UNUSED __attribute__((__unused__))
#else
# define UNUSED
#endif
namespace visual
{
void init_platform();
// Called when the module initializes. It should only
// perform initialization that cannot safely be
// deferred to another function such as threaded_timer,
// or which is very inexpensive.
// Any required finalization should be performed by an
// atexit() handler.
void threaded_sleep(double seconds);
// Releases the Python interpreter lock and sleeps for
// seconds, then reacquires the lock. Do not call this if
// you do not have the interpreter lock!
// In a single-thread environment, this should permit
// other programs to run and handle callbacks.
void nothread_sleep(double seconds);
// Sleeps without doing anything with the interpreter
// lock. This should generally only be called when
// you do not have the lock.
// In a single-thread environment, this should at least
// allow other programs to run.
double sclock();
// Returns a time value in seconds. The origin is
// undefined.
template <class T>
void threaded_timer(double seconds, bool (*callback)(T*), T* data);
// Calls callback(data) after seconds. All callbacks are
// called from the same thread, but this need not be
// the calling thread. threaded_timer() may be safely
// called from the main thread, and it may be safely
// called from a callback.
void threaded_exit(int status);
// A callback may call this function to terminate the
// program. It may terminate immediately, or it
// may return and terminate the program only after
// the callback has returned.
bool handle_event(struct _object* os_event);
// Handle an event structure passed back from Python. On
// platforms which do not use Python code to handle events,
// this function should do nothing.
// If the event was handled, and should not be passed to further
// event handlers, return true.
// Per-platform
} // !namespace visual
#ifdef HAVE_WIN32_API // Microsoft Visual C++ || MinGW
#include "platwin.h"
#define GL_INCLUDE "wgl.h"
#define platform_glContext wglContext
#define cvisual_DLL __declspec(dllexport)
#endif // !HAVE_WIN32_API
#if defined(HAVE_GTK_GL_AREA) || defined(HAVE_GTK_GL_EXT_MM)
#include "platlinux.h"
#ifdef HAVE_GTK_GL_EXT_MM
#define GL_INCLUDE "xgl2.h"
#define platform_glContext xgl2Context
#else // Should have GtkGLarea.
#define GL_INCLUDE "xgl.h"
#define platform_glContext xglContext
#endif // !HAVE_GTK_GL_EXT
#define cvisual_DLL
#define LINUX
#endif // !HAVE_GTK_GL_AREA && !HAVE_GTK_GL_EXT_MM
#ifdef MAC // Macintosh (CodeWarrior)
/*** Fix name collision with 'mutex' ***/
#include <msl_mutex>
#define mutex MUTEX
/***************************************/
#include "platnothread.h"
typedef noCritSec mutex;
#define GL_INCLUDE "aglcx.h"
#define platform_glContext aglContext
#define cvisual_DLL __declspec(dllexport)
#endif // !MAC
#endif // !PLATFORM_H
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