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96 lines
3.1 KiB
C++
96 lines
3.1 KiB
C++
/*
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** hardware.h
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**
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**---------------------------------------------------------------------------
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** Copyright 1998-2006 Randy Heit
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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#ifndef __HARDWARE_H__
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#define __HARDWARE_H__
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#include "i_video.h"
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#include "v_video.h"
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// Semaphores
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#ifdef __APPLE__
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#include <mach/mach_init.h>
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#include <mach/semaphore.h>
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#include <mach/task.h>
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typedef semaphore_t Semaphore;
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#define SEMAPHORE_WAIT(sem) \
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while(semaphore_wait(sem) != KERN_SUCCESS){}
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#define SEMAPHORE_SIGNAL(sem) \
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semaphore_signal(sem);
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#define SEMAPHORE_INIT(sem, shared, value) \
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semaphore_create(mach_task_self(), &sem, shared, value);
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#else
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#include <semaphore.h>
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typedef sem_t Semaphore;
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#define SEMAPHORE_WAIT(sem) \
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do { \
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while(sem_wait(&sem) != 0); \
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int semValue; \
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sem_getvalue(&sem, &semValue); \
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if(semValue < 1) \
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break; \
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} while(true);
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#define SEMAPHORE_SIGNAL(sem) \
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sem_post(&sem);
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#define SEMAPHORE_INIT(sem, shared, value) \
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sem_init(&sem, shared, value);
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#endif
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class IVideo
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{
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public:
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virtual ~IVideo () {}
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virtual EDisplayType GetDisplayType () = 0;
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virtual void SetWindowedScale (float scale) = 0;
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virtual DFrameBuffer *CreateFrameBuffer (int width, int height, bool fs, DFrameBuffer *old) = 0;
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virtual void StartModeIterator (int bits, bool fs) = 0;
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virtual bool NextMode (int *width, int *height, bool *letterbox) = 0;
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virtual bool SetResolution (int width, int height, int bits);
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virtual void DumpAdapters();
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};
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void I_InitGraphics ();
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void I_ShutdownGraphics ();
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void I_CreateRenderer();
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extern Semaphore FPSLimitSemaphore;
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void I_SetFPSLimit(int limit);
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extern IVideo *Video;
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#endif // __HARDWARE_H__
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