void HandleKeyPresses(void)
{
char k;
k = gamemgl->LastKeyPressed();
if (k)
{
lastKey = k;
if ((lastKey >= 'a' && lastKey <= 'z') || (lastKey >= 'A' && lastKey <= 'Z'))
CheatKey(lastKey);
}
#ifdef _DEBUG
// can't show stats unless in debug mode
if (lastKey == 's')
{
showStats = 1 - showStats;
lastKey = 0;
}
#endif
if (lastKey == 'g')
{
k = GetGamma();
k++;
if (k > 3)
k = 0;
gamemgl->GammaCorrect(k);
SetGamma(k);
lastKey = 0;
}
}
bool BaseV4L2VideoCapture::SetGamma(int32_t value) {
//return v4l2_s_ctrl(V4L2_CID_GAMMA, value);
if(_pVideoCaptureFiltersCapability->VerifyGamma(value)){
if(v4l2_s_ctrl(V4L2_CID_GAMMA, value)){
_pVideoCaptureFilters->gamma = GetGamma();
return true;
}
else
return false;
}
else
return false;
}
OBUnitCell::LatticeType OBUnitCell::GetLatticeType() const
{
if (_lattice != Undefined)
return _lattice;
else if (_spaceGroup != NULL)
return GetLatticeType(_spaceGroup->GetId());
double a = GetA();
double b = GetB();
double c = GetC();
double alpha = GetAlpha();
double beta = GetBeta();
double gamma = GetGamma();
unsigned int rightAngles = 0;
if (IsApprox(alpha, 90.0, 1.0e-3)) rightAngles++;
if (IsApprox(beta, 90.0, 1.0e-3)) rightAngles++;
if (IsApprox(gamma, 90.0, 1.0e-3)) rightAngles++;
// recast cache member "_lattice" as mutable
OBUnitCell::LatticeType *lattice =
const_cast<OBUnitCell::LatticeType*>(&_lattice);
switch (rightAngles)
{
case 3:
if (IsApprox(a, b, 1.0e-4) && IsApprox(b, c, 1.0e-4))
*lattice = Cubic;
else if (IsApprox(a, b, 1.0e-4) || IsApprox(b, c, 1.0e-4))
*lattice = Tetragonal;
else
*lattice = Orthorhombic;
break;
case 2:
if ( (IsApprox(alpha, 120.0, 1.0e-3)
|| IsApprox(beta, 120.0, 1.0e-3)
|| IsApprox(gamma, 120.0f, 1.0e-3))
&& (IsApprox(a, b, 1.0e-4) || IsApprox(b, c, 1.0e-4)) )
*lattice = Hexagonal;
else
*lattice = Monoclinic;
break;
default:
if (IsApprox(a, b, 1.0e-4) && IsApprox(b, c, 1.0e-4))
*lattice = Rhombohedral;
else
*lattice = Triclinic;
}
return *lattice;
}
bool BaseV4L2VideoCapture::InitVideoCaptureFilters() {
if(_pVideoCaptureFilters == NULL)
_pVideoCaptureFilters = new VideoCaptureFilters();
_pVideoCaptureFilters->brightness = GetBrightness();
_pVideoCaptureFilters->contrast = GetContrast();
_pVideoCaptureFilters->hue = GetHUE();
_pVideoCaptureFilters->saturation = GetSaturation();
_pVideoCaptureFilters->sharpness = GetSharpness();
_pVideoCaptureFilters->gamma = GetGamma();
_pVideoCaptureFilters->backlightCompensation = GetBacklightCompensation();
// Below is for debug sake
//FATAL("brightness : %d\n contrast : %d\n hue : %d\n saturation : %d\n sharpness : %d\n gamma : %d\n backlightCompensation :%d", _pVideoCaptureFilters->brightness , _pVideoCaptureFilters->contrast, _pVideoCaptureFilters->hue, _pVideoCaptureFilters->saturation , _pVideoCaptureFilters->sharpness, _pVideoCaptureFilters->gamma, _pVideoCaptureFilters->backlightCompensation);
return true;
}
OSStatus FadeToGamma( ScreenRef screen, const RLGammaTable *newGamma, float seconds )
{
if( ! newGamma )
return paramErr;
DEBUGMESSAGE( "Fading to new gamma over " << seconds << " seconds." );
//Calculate the starting and ending time for out fade
double startTime = GetCurrentTime();
double endTime = startTime + seconds;
//Determine our starting gamma
RLGammaTable oldGamma, currentGamma;
OSStatus error = GetGamma( screen, &oldGamma );
if( error )
return error;
//Loop until we run out of time, resetting the gamma as fast as possible
for( double currentTime = GetCurrentTime(); currentTime < endTime && ! error; currentTime = GetCurrentTime() )
{
//The fraction is the percentage of time that we have spend so far in this loop as a value between 0 and 1.0
double fraction = (currentTime - startTime) / seconds;
//Calculate the new gamma based on the amount of time spent so far
//(1-fraction)startGamma + fraction * endGamma = startGamma + fraction( endGamma - startGamma)
for( int i = 0; i < kGammaTableEntryCount; i++ )
{
currentGamma.red[i] = oldGamma.red[i] + fraction * (newGamma->red[i] - oldGamma.red[i]);
currentGamma.green[i] = oldGamma.green[i] + fraction * (newGamma->green[i] - oldGamma.green[i]);
currentGamma.blue[i] = oldGamma.blue[i] + fraction * (newGamma->blue[i] - oldGamma.blue[i]);
}
error = SetGamma( screen, ¤tGamma );
}
if( error )
DEBUGMESSAGE( "Got error # " << error << " doing a gamma fade in FadeToGamma(). Attempting to achieve the final gamma...." );
return SetGamma( screen, newGamma );
}
/* Do a gamma fade to the gamma table provided over the time period desired */
OSStatus FadeToGammaMultiple( ScreenRef *screen, unsigned int count, const RLGammaTable *newGamma, float seconds )
{
int i;
OSStatus error = noErr;
if( ! newGamma )
return paramErr;
//Calculate the starting and ending time for out fade
double startTime = GetCurrentTime();
double endTime = startTime + seconds;
//Determine our starting gamma
RLGammaTable *oldGamma = (RLGammaTable*) NewPtr( sizeof( RLGammaTable ) * count );
RLGammaTable *currentGamma = (RLGammaTable*) NewPtr( sizeof( RLGammaTable ) * count );
if( NULL == oldGamma || NULL == currentGamma )
{
if( NULL != oldGamma )
DisposePtr( Ptr( oldGamma ) );
if( NULL != currentGamma )
DisposePtr( Ptr( currentGamma ) );
return rlOutOfMemory;
}
for( i = 0; i < count; i++ )
{
error = GetGamma( screen[i], &oldGamma[i] );
if( noErr != error )
goto exit;
}
//Loop until we run out of time, resetting the gamma as fast as possible
for( double currentTime = GetCurrentTime(); currentTime < endTime; currentTime = GetCurrentTime() )
{
//The fraction is the percentage of time that we have spend so far in this loop as a value between 0 and 1.0
double fraction = (currentTime - startTime) / seconds;
for( i = 0; i < count; i++ )
{
//Calculate the new gamma based on the amount of time spent so far
//(1-fraction)startGamma + fraction * endGamma = startGamma + fraction( endGamma - startGamma)
for( int j = 0; j < kGammaTableEntryCount; j++ )
{
currentGamma[i].red[j] = oldGamma[i].red[j] + fraction * (newGamma[i].red[j] - oldGamma[i].red[j]);
currentGamma[i].green[j] = oldGamma[i].green[j] + fraction * (newGamma[i].green[j] - oldGamma[i].green[j]);
currentGamma[i].blue[j] = oldGamma[i].blue[j] + fraction * (newGamma[i].blue[j] - oldGamma[i].blue[j]);
}
error = SetGamma( screen[i], ¤tGamma[i] );
if( noErr != error )
goto finish;
}
}
finish:
if( error )
DEBUGMESSAGE( "Got error # " << error << " doing a gamma fade in FadeToGamma(). Attempting to achieve the final gamma...." );
for( i = 0; i < count; i++ )
SetGamma( screen[i], &newGamma[i] );
exit:
DisposePtr( Ptr( oldGamma ) );
DisposePtr( Ptr( currentGamma ) );
return error;
}