project64/Source/Glide64/ScreenResolution.cpp

337 lines
9.8 KiB
C++

/****************************************************************************
* *
* Project64 - A Nintendo 64 emulator. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2012 Project64. All rights reserved. *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* *
****************************************************************************/
#include "ScreenResolution.h"
#include "settings.h"
#include "trace.h"
#ifdef ANDROID
extern uint32_t g_NativeWidth, g_NativeHeight;
#endif
struct ResolutionInfo
{
ResolutionInfo(const char * name = NULL, uint32_t width = 0, uint32_t height = 0, uint32_t frequency = 0, bool default_res = false) :
m_name(name),
m_width(width),
m_height(height),
m_frequency(frequency),
m_default_res(default_res)
{
}
const char * Name(void) const { return m_name; }
uint32_t width(void) const { return m_width; }
uint32_t height(void) const { return m_height; }
uint32_t frequency(void) const { return m_frequency; }
bool DefaultRes(void) const { return m_default_res; }
bool operator == (const ResolutionInfo& rRes) const
{
return m_width == rRes.m_width && m_height == rRes.m_height && m_frequency == rRes.m_frequency;
}
bool operator != (const ResolutionInfo& rRes) const
{
return !(*this == rRes);
}
private:
uint32_t m_width, m_height, m_frequency;
const char * m_name;
bool m_default_res;
};
#ifdef ANDROID
static ResolutionInfo g_resolutions[] =
{
ResolutionInfo("#3200#", 0, 0, 0, true),
ResolutionInfo("960x720", 960, 720, 0, false),
ResolutionInfo("800x600", 800, 600, 0, false),
ResolutionInfo("640x480", 640, 480, 0, false),
ResolutionInfo("480x360", 480, 360, 0, false),
ResolutionInfo("320x240", 320, 240, 0, false),
};
#else
static ResolutionInfo g_resolutions[] =
{
{ "320x200", 320, 200, 0, false },
{ "320x240", 320, 240, 0, false },
{ "400x256", 400, 256, 0, false },
{ "512x384", 512, 384, 0, false },
{ "640x200", 640, 200, 0, false },
{ "640x350", 640, 350, 0, false },
{ "640x400", 640, 400, 0, false },
{ "640x480", 640, 480, 0, true },
{ "800x600", 800, 600, 0, false },
{ "960x720", 960, 720, 0, false },
{ "856x480", 856, 480, 0, false },
{ "512x256", 512, 256, 0, false },
{ "1024x768", 1024, 768, 0, false },
{ "1280x1024", 1280, 1024, 0, false },
{ "1600x1200", 1600, 1200, 0, false },
{ "400x300", 400, 300, 0, false },
{ "1152x864", 1152, 864, 0, false },
{ "1280x960", 1280, 960, 0, false },
{ "1600x1024", 1600, 1024, 0, false },
{ "1792x1344", 1792, 1344, 0, false },
{ "1856x1392", 1856, 1392, 0, false },
{ "1920x1440", 1920, 1440, 0, false },
{ "2048x1536", 2048, 1536, 0, false },
{ "2048x2048", 2048, 2048, 0, false },
};
#endif
uint32_t GetScreenResolutionCount()
{
return sizeof(g_resolutions) / sizeof(g_resolutions[0]);
}
const char * GetScreenResolutionName(uint32_t index)
{
if (index < GetScreenResolutionCount())
{
return g_resolutions[index].Name();
}
return "unknown";
}
uint32_t GetDefaultScreenRes()
{
for (uint32_t i = 0, n = GetScreenResolutionCount(); i < n; i++)
{
if (g_resolutions[i].DefaultRes())
{
return i;
}
}
return 0;
}
uint32_t GetScreenResWidth(uint32_t index)
{
if (index < GetScreenResolutionCount())
{
#ifdef ANDROID
if (g_resolutions[index].width() == 0)
{
return g_NativeWidth;
}
#endif
return g_resolutions[index].width();
}
return 0;
}
uint32_t GetScreenResHeight(uint32_t index)
{
if (index < GetScreenResolutionCount())
{
#ifdef ANDROID
if (g_resolutions[index].height() == 0)
{
return g_NativeHeight;
}
#endif
return g_resolutions[index].height();
}
return 0;
}
class FullScreenResolutions
{
public:
FullScreenResolutions() :
m_dwNumResolutions(0),
m_aResolutions(0),
m_aResolutionsStr(0)
{
}
~FullScreenResolutions();
void getResolution(uint32_t _idx, uint32_t * _width, uint32_t * _height, uint32_t * _frequency = 0)
{
WriteTrace(TraceResolution, TraceDebug, "_idx: %d", _idx);
if (m_dwNumResolutions == 0)
{
init();
}
if (_idx >= m_dwNumResolutions)
{
WriteTrace(TraceGlitch, TraceError, "NumResolutions = %d", m_dwNumResolutions);
_idx = 0;
}
*_width = (uint32_t)m_aResolutions[_idx].width();
*_height = (uint32_t)m_aResolutions[_idx].height();
if (_frequency != 0)
{
*_frequency = (uint32_t)m_aResolutions[_idx].frequency();
}
}
int getCurrentResolutions(void)
{
if (m_dwNumResolutions == 0)
{
init();
}
return m_currentResolutions;
}
char ** getResolutionsList(int32_t * Size)
{
if (m_dwNumResolutions == 0)
{
init();
}
*Size = (int32_t)m_dwNumResolutions;
return m_aResolutionsStr;
}
bool changeDisplaySettings(uint32_t _resolution);
private:
void init();
unsigned int m_dwNumResolutions;
ResolutionInfo * m_aResolutions;
char ** m_aResolutionsStr;
int m_currentResolutions;
};
FullScreenResolutions::~FullScreenResolutions()
{
for (unsigned int i = 0; i < m_dwNumResolutions; i++)
{
delete[] m_aResolutionsStr[i];
m_aResolutionsStr[i] = NULL;
}
if (m_aResolutionsStr)
{
delete[] m_aResolutionsStr;
m_aResolutionsStr = NULL;
}
if (m_aResolutions)
{
delete[] m_aResolutions;
m_aResolutions = NULL;
}
}
void FullScreenResolutions::init()
{
#ifdef _WIN32
m_currentResolutions = -1;
DEVMODE enumMode, currentMode;
int iModeNum = 0;
memset(&enumMode, 0, sizeof(DEVMODE));
EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &currentMode);
ResolutionInfo prevInfo;
while (EnumDisplaySettings(NULL, iModeNum++, &enumMode) != 0)
{
ResolutionInfo curInfo("", enumMode.dmPelsWidth, enumMode.dmPelsHeight, enumMode.dmDisplayFrequency);
if (enumMode.dmBitsPerPel == 32 && curInfo != prevInfo)
{
m_dwNumResolutions++;
prevInfo = curInfo;
}
}
m_aResolutions = new ResolutionInfo[m_dwNumResolutions];
m_aResolutionsStr = new char*[m_dwNumResolutions];
iModeNum = 0;
int current = 0;
char smode[256];
memset(&enumMode, 0, sizeof(DEVMODE));
memset(&prevInfo, 0, sizeof(ResolutionInfo));
while (EnumDisplaySettings(NULL, iModeNum++, &enumMode) != 0)
{
ResolutionInfo curInfo(NULL, enumMode.dmPelsWidth, enumMode.dmPelsHeight, enumMode.dmDisplayFrequency);
if (enumMode.dmBitsPerPel == 32 && curInfo != prevInfo)
{
if (enumMode.dmPelsHeight == currentMode.dmPelsHeight && enumMode.dmPelsWidth == currentMode.dmPelsWidth)
{
m_currentResolutions = current;
}
m_aResolutions[current] = curInfo;
sprintf(smode, curInfo.frequency() > 0 ? "%ix%i 32bpp %iHz" : "%ix%i 32bpp", curInfo.width(), curInfo.height(), curInfo.frequency());
m_aResolutionsStr[current] = new char[strlen(smode) + 1];
strcpy(m_aResolutionsStr[current], smode);
prevInfo = curInfo;
current++;
}
}
#endif
}
bool FullScreenResolutions::changeDisplaySettings(uint32_t _resolution)
{
#ifdef _WIN32
uint32_t width, height, frequency;
getResolution(_resolution, &width, &height, &frequency);
ResolutionInfo info(NULL, width, height, frequency);
DEVMODE enumMode;
int iModeNum = 0;
memset(&enumMode, 0, sizeof(DEVMODE));
while (EnumDisplaySettings(NULL, iModeNum++, &enumMode) != 0)
{
ResolutionInfo curInfo(NULL, enumMode.dmPelsWidth, enumMode.dmPelsHeight, enumMode.dmDisplayFrequency);
if (enumMode.dmBitsPerPel == 32 && curInfo == info) {
bool bRes = ChangeDisplaySettings(&enumMode, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL;
WriteTrace(TraceGlitch, TraceDebug, "width=%d, height=%d, freq=%d %s\r\n", enumMode.dmPelsWidth, enumMode.dmPelsHeight, enumMode.dmDisplayFrequency, bRes ? "Success" : "Failed");
return bRes;
}
}
return false;
#else // _WIN32
return false;
#endif // _WIN32
}
FullScreenResolutions g_FullScreenResolutions;
uint32_t GetFullScreenResWidth(uint32_t index)
{
uint32_t _width, _height;
g_FullScreenResolutions.getResolution(index, &_width, &_height);
return _width;
}
uint32_t GetFullScreenResHeight(uint32_t index)
{
uint32_t _width, _height;
g_FullScreenResolutions.getResolution(index, &_width, &_height);
return _height;
}
bool EnterFullScreen(uint32_t index)
{
return g_FullScreenResolutions.changeDisplaySettings(index);
}
int GetCurrentResIndex(void)
{
return g_FullScreenResolutions.getCurrentResolutions();
}
#ifndef ANDROID
char ** grQueryResolutionsExt(int32_t * Size)
{
WriteTrace(TraceGlitch, TraceDebug, "-");
return g_FullScreenResolutions.getResolutionsList(Size);
}
uint32_t grWrapperFullScreenResolutionExt(uint32_t * width, uint32_t * height)
{
WriteTrace(TraceGlitch, TraceDebug, "-");
g_FullScreenResolutions.getResolution(g_settings->FullScreenRes(), width, height);
return g_settings->FullScreenRes();
}
#endif