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//============================================================
//
//  video.h - Win32 implementation of MAME video routines
//
//============================================================
//
//  Copyright Aaron Giles
//  All rights reserved.
//
//  Redistribution and use in source and binary forms, with or
//  without modification, are permitted provided that the
//  following conditions are met:
//
//    * Redistributions of source code must retain the above
//      copyright notice, this list of conditions and the
//      following disclaimer.
//    * Redistributions in binary form must reproduce the
//      above copyright notice, this list of conditions and
//      the following disclaimer in the documentation and/or
//      other materials provided with the distribution.
//    * Neither the name 'MAME' nor the names of its
//      contributors may be used to endorse or promote
//      products derived from this software without specific
//      prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND
//  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
//  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
//  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
//  EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
//  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
//  DAMAGE (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
//  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
//  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
//  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
//  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
//  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
//  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//============================================================

#ifndef __WIN_VIDEO__
#define __WIN_VIDEO__

#include "render.h"


//============================================================
//  CONSTANTS
//============================================================

#define MAX_WINDOWS         4

#define VIDEO_MODE_NONE     0
#define VIDEO_MODE_GDI      1
#define VIDEO_MODE_DDRAW    2
#define VIDEO_MODE_D3D      3



//============================================================
//  TYPE DEFINITIONS
//============================================================

struct win_monitor_info
{
	win_monitor_info  * next;                   // pointer to next monitor in list
	HMONITOR            handle;                 // handle to the monitor
	MONITORINFOEX       info;                   // most recently retrieved info
	float               aspect;                 // computed/configured aspect ratio of the physical device
	int                 reqwidth;               // requested width for this monitor
	int                 reqheight;              // requested height for this monitor
};


struct win_window_config
{
	float               aspect;                     // decoded aspect ratio
	int                 width;                      // decoded width
	int                 height;                     // decoded height
	int                 refresh;                    // decoded refresh
};


struct win_video_config
{
	// global configuration
	int                 windowed;                   // start windowed?
	int                 prescale;                   // prescale factor
	int                 keepaspect;                 // keep aspect ratio
	int                 numscreens;                 // number of screens
	render_layer_config layerconfig;                // default configuration of layers

	// per-window configuration
	win_window_config   window[MAX_WINDOWS];        // configuration data per-window

	// hardware options
	int                 mode;                       // output mode
	int                 waitvsync;                  // spin until vsync
	int                 syncrefresh;                // sync only to refresh rate
	int                 triplebuf;                  // triple buffer
	int                 switchres;                  // switch resolutions

	// ddraw options
	int                 hwstretch;                  // stretch using the hardware

	// d3d options
	int                 filter;                     // enable filtering
};



//============================================================
//  GLOBAL VARIABLES
//============================================================

extern win_monitor_info *win_monitor_list;
extern win_video_config video_config;


//============================================================
//  PROTOTYPES
//============================================================

void winvideo_init(running_machine &machine);

void winvideo_monitor_refresh(win_monitor_info *monitor);
float winvideo_monitor_get_aspect(win_monitor_info *monitor);
win_monitor_info *winvideo_monitor_from_handle(HMONITOR monitor);

#endif