//Win32EGLSupport::getGLDisplay sets up the native variable
//then calls EGLSupport::getGLDisplay
EGLDisplay Win32EGLSupport::getGLDisplay()
{
if (!mGLDisplay)
{
mNativeDisplay = getNativeDisplay();
return EGLSupport::getGLDisplay();
}
return mGLDisplay;
}
//X11EGLSupport::getGLDisplay sets up the native variable
//then calls EGLSupport::getGLDisplay
EGLDisplay X11EGLSupport::getGLDisplay()
{
if (!mGLDisplay)
{
if(!mNativeDisplay)
mNativeDisplay = getNativeDisplay();
return EGLSupport::getGLDisplay();
}
return mGLDisplay;
}
VKTS_NATIVE_DISPLAY UpdateThreadContext::getNativeDisplay(const int32_t displayIndex) const
{
static VKTS_NATIVE_DISPLAY noDisplay;
auto currentDisplay = getDisplay(displayIndex);
if (currentDisplay.get())
{
return currentDisplay->getNativeDisplay();
}
return noDisplay;
}
Win32EGLSupport::Win32EGLSupport()
{
//RECT windowRect;
//GetClientRect(mNativeDisplay, &windowRect);
mNativeDisplay = getNativeDisplay();
mGLDisplay = getGLDisplay();
// Video mode possibilities
DEVMODE DevMode;
DevMode.dmSize = sizeof(DEVMODE);
for (DWORD i = 0; EnumDisplaySettings(NULL, i, &DevMode); ++i)
{
if (DevMode.dmBitsPerPel < 16)
continue;
mCurrentMode.first.first = DevMode.dmPelsWidth;
mCurrentMode.first.second = DevMode.dmPelsHeight;
mCurrentMode.second = 0;
mOriginalMode = mCurrentMode;
mVideoModes.push_back(mCurrentMode);
}
EGLConfig *glConfigs;
int config, nConfigs = 0;
glConfigs = chooseGLConfig(NULL, &nConfigs);
for (config = 0; config < nConfigs; config++)
{
int caveat, samples;
getGLConfigAttrib(glConfigs[config], EGL_CONFIG_CAVEAT, &caveat);
if (caveat != EGL_SLOW_CONFIG)
{
getGLConfigAttrib(glConfigs[config], EGL_SAMPLES, &samples);
mSampleLevels.push_back(StringConverter::toString(samples));
}
}
free(glConfigs);
removeDuplicates(mSampleLevels);
}
X11EGLSupport::X11EGLSupport()
{
// A connection that might be shared with the application for GL rendering:
mGLDisplay = getGLDisplay();
// A connection that is NOT shared to enable independent event processing:
mNativeDisplay = getNativeDisplay();
int dummy = 0;
// TODO: Probe video modes
mCurrentMode.first.first = DisplayWidth(mNativeDisplay, DefaultScreen(mNativeDisplay));
mCurrentMode.first.second = DisplayHeight(mNativeDisplay, DefaultScreen(mNativeDisplay));
mCurrentMode.second = 0;
mOriginalMode = mCurrentMode;
mVideoModes.push_back(mCurrentMode);
EGLConfig *glConfigs;
int config, nConfigs = 0;
glConfigs = chooseGLConfig(NULL, &nConfigs);
for (config = 0; config < nConfigs; config++)
{
int caveat, samples;
getGLConfigAttrib(glConfigs[config], EGL_CONFIG_CAVEAT, &caveat);
if (caveat != EGL_SLOW_CONFIG)
{
getGLConfigAttrib(glConfigs[config], EGL_SAMPLES, &samples);
mSampleLevels.push_back(StringConverter::toString(samples));
}
}
free(glConfigs);
removeDuplicates(mSampleLevels);
}
XVisualInfo *X11EGLSupport::getVisualFromFBConfig(::EGLConfig glConfig)
{
XVisualInfo *vi, tmp;
int vid, n;
::EGLDisplay glDisplay;
glDisplay = getGLDisplay();
mNativeDisplay = getNativeDisplay();
if (eglGetConfigAttrib(glDisplay, glConfig, EGL_NATIVE_VISUAL_ID, &vid) == EGL_FALSE)
{
OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR,
"Fail to get VISUAL_ID from glConfig",
__FUNCTION__);
return 0;
}
EGL_CHECK_ERROR
if (vid == 0)
{
const int screen_number = DefaultScreen(mNativeDisplay);
Visual *v = DefaultVisual((Display*)mNativeDisplay, screen_number);
vid = XVisualIDFromVisual(v);
}
tmp.visualid = vid;
vi = 0;
vi = XGetVisualInfo((Display*)mNativeDisplay,
VisualIDMask,
&tmp, &n);
if (vi == 0)
{
OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR,
"Fail to get X11 VISUAL",
__FUNCTION__);
return 0;
}
return vi;
}
Win32EGLSupport::Win32EGLSupport()
{
//RECT windowRect;
//GetClientRect(mNativeDisplay, &windowRect);
mNativeDisplay = getNativeDisplay();
mGLDisplay = getGLDisplay();
mCurrentMode.first.first = 555; // todo
mCurrentMode.first.second = 555; // todo
mCurrentMode.second = 0;
mOriginalMode = mCurrentMode;
mVideoModes.push_back(mCurrentMode);
EGLConfig *glConfigs;
int config, nConfigs = 0;
glConfigs = chooseGLConfig(NULL, &nConfigs);
for (config = 0; config < nConfigs; config++)
{
int caveat, samples;
getGLConfigAttrib(glConfigs[config], EGL_CONFIG_CAVEAT, &caveat);
if (caveat != EGL_SLOW_CONFIG)
{
getGLConfigAttrib(glConfigs[config], EGL_SAMPLES, &samples);
mSampleLevels.push_back(StringConverter::toString(samples));
}
}
free(glConfigs);
removeDuplicates(mSampleLevels);
}
X11EGLSupport::X11EGLSupport()
{
mNativeDisplay = getNativeDisplay();
mGLDisplay = getGLDisplay();
int dummy;
if (XQueryExtension((Display*)mNativeDisplay, "RANDR", &dummy, &dummy, &dummy))
{
XRRScreenConfiguration *screenConfig;
mRandr = true;
screenConfig = XRRGetScreenInfo((Display*)mNativeDisplay, DefaultRootWindow((Display*)mNativeDisplay));
if (screenConfig)
{
XRRScreenSize *screenSizes;
int nSizes = 0;
Rotation currentRotation;
int currentSizeID = XRRConfigCurrentConfiguration(screenConfig, ¤tRotation);
screenSizes = XRRConfigSizes(screenConfig, &nSizes);
mCurrentMode.first.first = screenSizes[currentSizeID].width;
mCurrentMode.first.second = screenSizes[currentSizeID].height;
mCurrentMode.second = XRRConfigCurrentRate(screenConfig);
mOriginalMode = mCurrentMode;
for (int sizeID = 0; sizeID < nSizes; sizeID++)
{
short *rates;
int nRates = 0;
rates = XRRConfigRates(screenConfig, sizeID, &nRates);
for (int rate = 0; rate < nRates; rate++)
{
VideoMode mode;
mode.first.first = screenSizes[sizeID].width;
mode.first.second = screenSizes[sizeID].height;
mode.second = rates[rate];
mVideoModes.push_back(mode);
}
}
XRRFreeScreenConfigInfo(screenConfig);
}
}
else
{
mCurrentMode.first.first = DisplayWidth((Display*)mNativeDisplay, DefaultScreen(mNativeDisplay));
mCurrentMode.first.second = DisplayHeight((Display*)mNativeDisplay, DefaultScreen(mNativeDisplay));
mCurrentMode.second = 0;
mOriginalMode = mCurrentMode;
mVideoModes.push_back(mCurrentMode);
}
EGLConfig *glConfigs;
int config, nConfigs = 0;
glConfigs = chooseGLConfig(NULL, &nConfigs);
for (config = 0; config < nConfigs; config++)
{
int caveat, samples;
getGLConfigAttrib(glConfigs[config], EGL_CONFIG_CAVEAT, &caveat);
if (caveat != EGL_SLOW_CONFIG)
{
getGLConfigAttrib(glConfigs[config], EGL_SAMPLES, &samples);
mSampleLevels.push_back(StringConverter::toString(samples));
}
}
free(glConfigs);
removeDuplicates(mSampleLevels);
}
