1 files changed, 70 insertions, 0 deletions
diff --git a/src/critter-script-empty.cpp b/src/critter-script-empty.cpp
new file mode 100644
index 00000000..180189f8
--- /dev/null
+++ b/src/critter-script-empty.cpp
@@ -0,0 +1,70 @@
+#include "critter-script.inl"
+#include "entity/name-of.hpp"
+
+namespace floormat {
+
+namespace {
+
+CORRADE_ALWAYS_INLINE
+void touch_ptr(const std::shared_ptr<critter>& p)
+{
+    (void)p;
+#if fm_ASAN
+    volatile char foo = *reinterpret_cast<volatile const char*>(&*p);
+    (void)foo;
+//#else
+//    fm_debug_assert(p);
+#endif
+}
+
+struct empty_critter_script final : critter_script
+{
+    const void* type_id() const override;
+    void on_init(const std::shared_ptr<critter>& c) override;
+    void on_update(const std::shared_ptr<critter>& c, size_t& i, const Ns& dt) override;
+    void on_destroy(const std::shared_ptr<critter>& c, script_destroy_reason reason) override;
+    void delete_self() noexcept override;
+};
+
+constexpr StringView script_name = name_of<empty_critter_script>;
+
+const void* empty_critter_script::type_id() const
+{
+    return &script_name;
+}
+
+void empty_critter_script::on_init(const std::shared_ptr<critter>& p)
+{
+    DBG_nospace << "> init critter:" << (void*)&*p << " id:" << p->id << (p->name ? " name:" : "") << p->name;
+    touch_ptr(p);
+}
+void empty_critter_script::on_update(const std::shared_ptr<critter>& p, size_t&, const Ns&)
+{
+    //DBG_nospace << "  update critter:" << (void*)&*p << " id:" << p->id << (p->name ? " name:" : "") << p->name;
+    touch_ptr(p);
+}
+void empty_critter_script::on_destroy(const std::shared_ptr<critter>& p, script_destroy_reason r)
+{
+    DBG_nospace << "  destroy critter:" << (void*)&*p << " id:" << p->id << " reason:" << (int)r << (p->name ? " name:" : "") << p->name;
+    touch_ptr(p);
+}
+void empty_critter_script::delete_self() noexcept
+{
+    DBG_nospace << "< delete critter";
+}
+
+constinit empty_critter_script empty_script_ = {};
+
+} // namespace
+
+template <>
+critter_script* Script<critter_script, critter>::make_empty()
+{
+    return &empty_script_;
+}
+
+template class Script<critter_script, critter>;
+
+critter_script::~critter_script() noexcept = default;
+
+} // namespace floormat