diff options
Diffstat (limited to 'assetFactory/assetFactory.cpp')
| -rw-r--r-- | assetFactory/assetFactory.cpp | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/assetFactory/assetFactory.cpp b/assetFactory/assetFactory.cpp index 016f29e..70f5337 100644 --- a/assetFactory/assetFactory.cpp +++ b/assetFactory/assetFactory.cpp @@ -30,12 +30,12 @@ AssetFactory::parseX11RGB(const char * path) { filesystem::FileStar rgb {path, "r"}; Colours out; - glm::u8vec3 colour; + Colour colour; char inname[BUFSIZ]; - while (fscanf(rgb, "%hhu %hhu %hhu %[^\n\r]s", &colour.r, &colour.g, &colour.b, inname) == 4) { + while (fscanf(rgb, "%f %f %f %[^\n\r]s", &colour.r, &colour.g, &colour.b, inname) == 4) { std::string name {inname}; normalizeColourName(name); - out.emplace(std::move(name), colour); + out.emplace(std::move(name), colour / 255.f); } return out; } @@ -49,6 +49,32 @@ AssetFactory::normalizeColourName(std::string & name) }; } +AssetFactory::ColourAlpha +AssetFactory::parseColour(std::string_view in) const +{ + if (in.empty()) { + throw std::runtime_error("Empty colour specification"); + } + if (in[0] == '#') { + if (in.length() > 9 || in.length() % 2 == 0) { + throw std::runtime_error("Invalid hex colour specification"); + } + ColourAlpha out {0, 0, 0, 1}; + std::generate_n(&out.r, (in.length() - 1) / 2, [in = in.data() + 1]() mutable { + uint8_t channel; + std::from_chars(in, in + 2, channel, 16); + in += 2; + return static_cast<float>(channel) / 255.f; + }); + return out; + } + if (auto mf = std::dynamic_pointer_cast<const AssetFactory>(Persistence::sharedObjects.at("assetFactory"))) { + if (const auto colour = mf->colours.find(in); colour != mf->colours.end()) { + return {colour->second, 1}; + } + } + throw std::runtime_error("No such asset factory colour"); +} bool AssetFactory::persist(Persistence::PersistenceStore & store) { |