32 std::filesystem::path path(std_path);
34 if (path.stem().empty()) {
35 FML_LOG(
ERROR) <<
"File path stem was empty for " << path;
39 if (path.extension() !=
".gles" && path.extension() !=
".vkspv") {
40 FML_LOG(
ERROR) <<
"File path doesn't have a known shader extension "
46 path = path.replace_extension();
50 if (!shader_type.has_value()) {
51 FML_LOG(
ERROR) <<
"Could not infer shader type from file extension: "
52 << path.extension().string();
57 path = path.replace_extension();
59 const auto shader_name = path.stem().string();
60 if (shader_name.empty()) {
67 FML_LOG(
ERROR) <<
"File doesn't exist at path: " << path;
71 return AddShader(shader_type.value(), shader_name, std::move(file_mapping));
99 fb::ShaderArchiveT shader_archive;
100 for (
const auto& shader_description : shader_descriptions_) {
101 auto mapping = shader_description.mapping;
105 auto desc = std::make_unique<fb::ShaderBlobT>();
106 desc->name = shader_description.name;
107 desc->stage =
ToStage(shader_description.type);
108 desc->mapping = {mapping->GetMapping(),
109 mapping->GetMapping() + mapping->GetSize()};
110 shader_archive.items.emplace_back(std::move(desc));
112 auto builder = std::make_shared<flatbuffers::FlatBufferBuilder>();
113 builder->Finish(fb::ShaderArchive::Pack(*builder.get(), &shader_archive),
114 fb::ShaderArchiveIdentifier());
115 return std::make_shared<fml::NonOwnedMapping>(builder->GetBufferPointer(),
117 [builder](
auto,
auto) {});