static SharedObjectPointer createRandomSharedObject() {
switch (randIntInRange(0, 2)) {
case 0: return new TestSharedObjectA(randFloat(), getRandomTestEnum(), getRandomTestFlags());
case 1: return new TestSharedObjectB();
case 2:
default: return SharedObjectPointer();
}
}
AttributeRegistry::AttributeRegistry() :
_guideAttribute(registerAttribute(new SharedObjectAttribute("guide", &MetavoxelGuide::staticMetaObject,
SharedObjectPointer(new DefaultMetavoxelGuide())))),
_spannersAttribute(registerAttribute(new SpannerSetAttribute("spanners", &Spanner::staticMetaObject))),
_colorAttribute(registerAttribute(new QRgbAttribute("color"))),
_normalAttribute(registerAttribute(new PackedNormalAttribute("normal"))),
_spannerColorAttribute(registerAttribute(new SpannerQRgbAttribute("spannerColor"))),
_spannerNormalAttribute(registerAttribute(new SpannerPackedNormalAttribute("spannerNormal"))),
_spannerMaskAttribute(registerAttribute(new FloatAttribute("spannerMask"))) {
// our baseline LOD threshold is for voxels; spanners are a different story
const float SPANNER_LOD_THRESHOLD_MULTIPLIER = 8.0f;
_spannersAttribute->setLODThresholdMultiplier(SPANNER_LOD_THRESHOLD_MULTIPLIER);
}
