Function getForImage

src/OpenLoco/src/Graphics/PaletteMap.cpp:216–255

    }

    std::optional<View> getForImage(const ImageId image)
    {
        // No remapping required so use default palette map
        if (!image.hasPrimary() && !image.isBlended())
        {
            return std::nullopt; // Will use default
        }

        if (image.hasSecondary())
        {
            // Combines portions of two different palettes into the global palette map.
            auto& paletteMap = _secondaryPaletteMapBuffer;
            const auto primaryMap = getForColour(Colours::toExt(image.getPrimary()));
            const auto secondaryMap = getForColour(Colours::toExt(image.getSecondary()));
            if (!primaryMap || !secondaryMap)
            {
                assert(false);
            }

            // Remap sections are split into two bits for primary
            copyPaletteMapData(paletteMap, PaletteIndex::primaryRemap0, *primaryMap, PaletteIndex::primaryRemap0, (PaletteIndex::primaryRemap2 - PaletteIndex::primaryRemap0 + 1));
            copyPaletteMapData(paletteMap, PaletteIndex::primaryRemap3, *primaryMap, PaletteIndex::primaryRemap3, (PaletteIndex::primaryRemapB - PaletteIndex::primaryRemap3 + 1));
            copyPaletteMapData(paletteMap, PaletteIndex::secondaryRemap0, *secondaryMap, PaletteIndex::primaryRemap0, (PaletteIndex::primaryRemap2 - PaletteIndex::primaryRemap0 + 1));
            copyPaletteMapData(paletteMap, PaletteIndex::secondaryRemap3, *secondaryMap, PaletteIndex::primaryRemap3, (PaletteIndex::primaryRemapB - PaletteIndex::primaryRemap3 + 1));

            return paletteMap;
        }
        else
        {
            if (image.isBlended())
            {
                return getForColour(image.getTranslucency());
            }
            else
            {
                // For primary flagged images
                return getForColour(image.getRemap());
            }
        }
    }

    void setEntryImage(ExtColour paletteId, uint32_t imageId)
    {