get_active_channels() [2/2]

std::vector< uint32_t > MayaFlux::Nodes::get_active_channels	(	uint32_t	channel_mask,
		uint32_t	fallback_channel = 0
	)

Extracts active channel list from a channel mask.

Parameters

channel_mask	Bitmask of active channels
fallback_channel	Channel to use if mask is 0 (default: 0)

Returns

Vector of active channel indices

Definition at line 146 of file NodeUtils.cpp.

{
    std::vector<uint32_t> channels;
 
    if (channel_mask == 0) {
        channels.push_back(fallback_channel);
    } else {
        for (uint32_t channel = 0; channel < MayaFlux::Config::get_node_config().max_channels; ++channel) {
            if (channel_mask & (1ULL << channel)) {
                channels.push_back(channel);
            }
        }
    }
 
    return channels;
}

References MayaFlux::Config::get_node_config(), and MayaFlux::Config::NodeConfig::max_channels.

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