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 * OpenSpace                                                                             *
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 * Copyright (c) 2014-2024                                                               *
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#include <modules/volume/rendering/volumeclipplanes.h>

#include <ghoul/misc/dictionary.h>

namespace openspace::volume {

VolumeClipPlanes::VolumeClipPlanes(const ghoul::Dictionary& dictionary)
    : properties::PropertyOwner({ "" }) // @TODO Missing name
    // @TODO Missing documentation
    , _nClipPlanes({ "nClipPlanes", "Number of clip planes", "" }, 0, 0, 10)
{
    for (const std::string_view key : dictionary.keys()) {
        const ghoul::Dictionary cutplane = dictionary.value<ghoul::Dictionary>(key);
        VolumeClipPlane clipPlane = VolumeClipPlane(cutplane);
        clipPlane.setIdentifier(std::string(key));
        _clipPlanes.push_back(std::move(clipPlane));
    }
    _nClipPlanes = static_cast<int>(dictionary.keys().size());
}

void VolumeClipPlanes::initialize() {
    addProperty(_nClipPlanes);
    for (VolumeClipPlane& clipPlane : _clipPlanes) {
        addPropertySubOwner(clipPlane);
    }
}

void VolumeClipPlanes::deinitialize() {}

std::vector<glm::vec3> VolumeClipPlanes::normals() {
    std::vector<glm::vec3> normals;
    normals.reserve(_clipPlanes.size());
    for (const VolumeClipPlane& clipPlane : _clipPlanes) {
        normals.push_back(clipPlane.normal());
    }
    return normals;
}

std::vector<glm::vec2> VolumeClipPlanes::offsets() {
    std::vector<glm::vec2> offsets;
    offsets.reserve(_clipPlanes.size());
    for (const VolumeClipPlane& clipPlane : _clipPlanes) {
        offsets.push_back(clipPlane.offsets());
    }
    return offsets;
}

} // namespace openspace::volume