void
Image::copyUnProcessedChannels(const RectI& roi,
const ImagePremultiplicationEnum outputPremult,
const ImagePremultiplicationEnum originalImagePremult,
const std::bitset<4> processChannels,
const ImagePtr& originalImage,
bool ignorePremult)
{
int numComp = getComponents().getNumComponents();
if (numComp == 0) {
return;
}
if ( (numComp == 1) && processChannels[3] ) { // 1 component is alpha
return;
} else if ( (numComp == 2) && processChannels[0] && processChannels[1] ) {
return;
} else if ( (numComp == 3) && processChannels[0] && processChannels[1] && processChannels[2] ) {
return;
} else if ( (numComp == 4) && processChannels[0] && processChannels[1] && processChannels[2] && processChannels[3] ) {
return;
}
if ( originalImage && ( getMipMapLevel() != originalImage->getMipMapLevel() ) ) {
qDebug() << "WARNING: attempting to call copyUnProcessedChannels on images with different mipMapLevel";
return;
}
QWriteLocker k(&_entryLock);
assert( !originalImage || getBitDepth() == originalImage->getBitDepth() );
RectI intersected;
roi.intersect(_bounds, &intersected);
bool premult = (outputPremult == eImagePremultiplicationPremultiplied);
bool originalPremult = (originalImagePremult == eImagePremultiplicationPremultiplied);
switch ( getBitDepth() ) {
case eImageBitDepthByte:
copyUnProcessedChannelsForDepth<unsigned char, 255>(premult, roi, processChannels, originalImage, originalPremult, ignorePremult);
break;
case eImageBitDepthShort:
copyUnProcessedChannelsForDepth<unsigned short, 65535>(premult, roi, processChannels, originalImage, originalPremult, ignorePremult);
break;
case eImageBitDepthFloat:
copyUnProcessedChannelsForDepth<float, 1>(premult, roi, processChannels, originalImage, originalPremult, ignorePremult);
break;
default:
return;
}
}
void
Image::copyUnProcessedChannels(const RectI& roi,
const ImagePremultiplicationEnum outputPremult,
const ImagePremultiplicationEnum originalImagePremult,
const std::bitset<4> processChannels,
const ImagePtr& originalImage,
bool ignorePremult,
const OSGLContextPtr& glContext)
{
int numComp = getComponents().getNumComponents();
if (numComp == 0) {
return;
}
if ( (numComp == 1) && processChannels[3] ) { // 1 component is alpha
return;
} else if ( (numComp == 2) && processChannels[0] && processChannels[1] ) {
return;
} else if ( (numComp == 3) && processChannels[0] && processChannels[1] && processChannels[2] ) {
return;
} else if ( (numComp == 4) && processChannels[0] && processChannels[1] && processChannels[2] && processChannels[3] ) {
return;
}
if ( originalImage && ( getMipMapLevel() != originalImage->getMipMapLevel() ) ) {
qDebug() << "WARNING: attempting to call copyUnProcessedChannels on images with different mipMapLevel";
return;
}
QWriteLocker k(&_entryLock);
assert( !originalImage || getBitDepth() == originalImage->getBitDepth() );
RectI srcRoi;
roi.intersect(_bounds, &srcRoi);
if (getStorageMode() == eStorageModeGLTex) {
assert(glContext);
if (glContext->isGPUContext()) {
copyUnProcessedChannelsGL<GL_GPU>(roi, outputPremult, originalImagePremult, processChannels, originalImage, ignorePremult, glContext, _bounds, srcRoi, getGLTextureTarget(), getGLTextureID(), originalImage->getGLTextureID());
} else {
copyUnProcessedChannelsGL<GL_CPU>(roi, outputPremult, originalImagePremult, processChannels, originalImage, ignorePremult, glContext, _bounds, srcRoi, getGLTextureTarget(), getGLTextureID(), originalImage->getGLTextureID());
}
return;
}
bool premult = (outputPremult == eImagePremultiplicationPremultiplied);
bool originalPremult = (originalImagePremult == eImagePremultiplicationPremultiplied);
switch ( getBitDepth() ) {
case eImageBitDepthByte:
copyUnProcessedChannelsForDepth<unsigned char, 255>(premult, roi, processChannels, originalImage, originalPremult, ignorePremult);
break;
case eImageBitDepthShort:
copyUnProcessedChannelsForDepth<unsigned short, 65535>(premult, roi, processChannels, originalImage, originalPremult, ignorePremult);
break;
case eImageBitDepthFloat:
copyUnProcessedChannelsForDepth<float, 1>(premult, roi, processChannels, originalImage, originalPremult, ignorePremult);
break;
default:
return;
}
} // copyUnProcessedChannels
