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/*
* Copyright (C) 2005-2008 Team XBMC
* http://www.xbmc.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XBMC; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "WinSystem.h"
#include "settings/Settings.h"
using namespace std;
CWinSystemBase::CWinSystemBase()
{
m_eWindowSystem = WINDOW_SYSTEM_WIN32; // this is the 0 value enum
m_nWidth = 0;
m_nHeight = 0;
m_nTop = 0;
m_nLeft = 0;
m_bWindowCreated = false;
m_bFullScreen = false;
m_nScreen = 0;
m_bBlankOtherDisplay = false;
}
CWinSystemBase::~CWinSystemBase()
{
}
bool CWinSystemBase::InitWindowSystem()
{
UpdateResolutions();
g_settings.ApplyCalibrations();
return true;
}
void CWinSystemBase::UpdateDesktopResolution(RESOLUTION_INFO& newRes, int screen, int width, int height, float refreshRate, uint32_t dwFlags)
{
newRes.Overscan.left = 0;
newRes.Overscan.top = 0;
newRes.Overscan.right = width;
newRes.Overscan.bottom = height;
newRes.iScreen = screen;
newRes.bFullScreen = true;
newRes.iSubtitles = (int)(0.965 * height);
newRes.dwFlags = dwFlags;
newRes.fRefreshRate = refreshRate;
newRes.fPixelRatio = 1.0f;
newRes.iWidth = width;
newRes.iHeight = height;
newRes.strMode.Format("%dx%d", width, height);
if (refreshRate > 1)
newRes.strMode.Format("%s @ %.2f%s - Full Screen", newRes.strMode, refreshRate, dwFlags & D3DPRESENTFLAG_INTERLACED ? "i" : "");
if (screen > 0)
newRes.strMode.Format("%s #%d", newRes.strMode, screen + 1);
}
void CWinSystemBase::UpdateResolutions()
{
// add the window res - defaults are fine.
RESOLUTION_INFO& window = g_settings.m_ResInfo[RES_WINDOW];
window.bFullScreen = false;
if (window.iWidth == 0)
window.iWidth = 720;
if (window.iHeight == 0)
window.iHeight = 480;
if (window.iSubtitles == 0)
window.iSubtitles = (int)(0.965 * window.iHeight);
window.fPixelRatio = 1.0f;
window.strMode = "Windowed";
}
void CWinSystemBase::SetWindowResolution(int width, int height)
{
RESOLUTION_INFO& window = g_settings.m_ResInfo[RES_WINDOW];
window.iWidth = width;
window.iHeight = height;
window.iSubtitles = (int)(0.965 * window.iHeight);
g_graphicsContext.ResetOverscan(window);
}
int CWinSystemBase::DesktopResolution(int screen)
{
for (int idx = 0; idx < GetNumScreens(); idx++)
if (g_settings.m_ResInfo[RES_DESKTOP + idx].iScreen == screen)
return RES_DESKTOP + idx;
// Uh? something's wrong, fallback to default res of main screen
return RES_DESKTOP;
}
static void AddResolution(vector<RESOLUTION_WHR> &resolutions, unsigned int addindex)
{
int width = g_settings.m_ResInfo[addindex].iWidth;
int height = g_settings.m_ResInfo[addindex].iHeight;
int refresh = g_settings.m_ResInfo[addindex].fRefreshRate + 0.5;
for (unsigned int idx = 0; idx < resolutions.size(); idx++)
if (resolutions[idx].width == width && resolutions[idx].height == height && resolutions[idx].refresh == refresh)
return; // already taken care of.
RESOLUTION_WHR res = {width, height, refresh, addindex};
resolutions.push_back(res);
}
static bool resSortPredicate (RESOLUTION_WHR i, RESOLUTION_WHR j)
{
return ( i.width < j.width
|| (i.width == j.width && i.height < j.height)
|| (i.width == j.width && i.height == j.height && i.refresh < j.refresh));
}
vector<RESOLUTION_WHR> CWinSystemBase::ScreenResolutions(int screen)
{
vector<RESOLUTION_WHR> resolutions;
for (unsigned int idx = RES_DESKTOP; idx < g_settings.m_ResInfo.size(); idx++)
if (g_settings.m_ResInfo[idx].iScreen == screen)
AddResolution(resolutions, idx);
// Can't assume a sort order
sort(resolutions.begin(), resolutions.end(), resSortPredicate);
return resolutions;
}
static void AddRefreshRate(vector<REFRESHRATE> &refreshrates, unsigned int addindex)
{
float RefreshRate = g_settings.m_ResInfo[addindex].fRefreshRate;
bool Interlaced = ((g_settings.m_ResInfo[addindex].dwFlags & D3DPRESENTFLAG_INTERLACED) == D3DPRESENTFLAG_INTERLACED);
for (unsigned int idx = 0; idx < refreshrates.size(); idx++)
if ( refreshrates[idx].RefreshRate == RefreshRate
&& refreshrates[idx].Interlaced == Interlaced )
return; // already taken care of.
REFRESHRATE rr = {RefreshRate, Interlaced, addindex};
refreshrates.push_back(rr);
}
static bool rrSortPredicate (REFRESHRATE i, REFRESHRATE j)
{
return ( (i.RefreshRate < j.RefreshRate)
|| (i.RefreshRate == j.RefreshRate && !i.Interlaced));
}
vector<REFRESHRATE> CWinSystemBase::RefreshRates(int screen, int width, int height)
{
vector<REFRESHRATE> refreshrates;
for (unsigned int idx = RES_DESKTOP; idx < g_settings.m_ResInfo.size(); idx++)
if ( g_settings.m_ResInfo[idx].iScreen == screen
&& g_settings.m_ResInfo[idx].iWidth == width
&& g_settings.m_ResInfo[idx].iHeight == height)
AddRefreshRate(refreshrates, idx);
// Can't assume a sort order
sort(refreshrates.begin(), refreshrates.end(), rrSortPredicate);
return refreshrates;
}
REFRESHRATE CWinSystemBase::DefaultRefreshRate(int screen, vector<REFRESHRATE> rates)
{
REFRESHRATE bestmatch = rates[0];
float bestfitness = -1.0f;
float targetfps = g_settings.m_ResInfo[DesktopResolution(screen)].fRefreshRate;
for (unsigned i = 0; i < rates.size(); i++)
{
float fitness = fabs(targetfps - rates[i].RefreshRate);
if (bestfitness <0 || fitness < bestfitness)
{
bestfitness = fitness;
bestmatch = rates[i];
if (bestfitness == 0.0f) // perfect match
break;
}
}
return bestmatch;
}
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