void PixelBufferClass::LayerInfo::calculateMask() {
bool hasMask = false;
if (inMaskFactor < 1.0) {
mask.resize(BufferHt * BufferWi);
calculateMask(inTransitionType, false);
hasMask = true;
}
if (outMaskFactor < 1.0) {
mask.resize(BufferHt * BufferWi);
calculateMask(outTransitionType, true);
hasMask = true;
}
if (!hasMask) {
mask.clear();
}
}
void RotoRegion::createMask()
{
_mask = new unsigned char[_w * _h];
_listNum = glGenLists(1);
assert(_listNum != 0);
calculateMask();
}
uint8_t readSubRegister(Spi& pSpi, OneByteRegister pRegister,
uint8_t pBitSize, uint8_t pOffset)
{
uint8_t mask = calculateMask(pBitSize,pOffset);
uint8_t value = readRegister(pSpi, pRegister);
value &= mask;
value >>= pOffset;
return value;
}
uint8_t writeSubRegister(Spi& pSpi, OneByteRegister pRegister, uint8_t pValue,
uint8_t pBitSize, uint8_t pOffset)
{
uint8_t mask = calculateMask(pBitSize,pOffset);
uint8_t value = readRegister(pSpi, pRegister) ;
value = value & ~mask;
pValue = pValue << pOffset;
value = value | (pValue & mask) ;
return writeRegister(pSpi, pRegister, value);
}
T getMask ( uint8_t m ) {
calculateMask ( m );
return mask;
};
