Rayview now uses the shader manager.

shaders.cpp

@@ -12,7 +12,6 @@ namespace shaders {
   static ShaderManager SMGR;
   static bool initialized = false;
 
-
   bool load_shader(std::string name, nlohmann::json& settings) {
     std::string file_name = settings["file_name"];
     auto ptr = std::make_shared<sf::Shader>();
@@ -23,6 +22,7 @@ namespace shaders {
 
   void init() {
     if(!initialized) {
+      dbc::check(sf::Shader::isAvailable(), "no shaders?!");
       initialized = true;
       Config config("assets/shaders.json");
       bool good = load_shader("ERROR", config["ERROR"]);
@@ -43,13 +43,16 @@ namespace shaders {
     }
   }
 
-  sf::Shader* get(std::string name) {
+  std::shared_ptr<sf::Shader> get_shared(std::string& name) {
     dbc::check(initialized, "you forgot to shaders::init()");
     dbc::check(SMGR.shaders.contains(name),
         fmt::format("shader name '{}' not in assets/shaders.json", name));
-
     auto& rec = SMGR.shaders.at(name);
-    return rec.ptr.get();
+    return rec.ptr;
+  }
+
+  sf::Shader* get(std::string name) {
+    return get_shared(name).get();
   }
 
   void reload() {