Add weapon templates

code/particle/ParticleEffect.h

@@ -21,7 +21,7 @@
 class EffectHost;
 
 //Due to parsing shenanigans in weapons, this needs a forward-declare here
-int parse_weapon(int, bool, const char*);
+int parse_weapon(int, bool, const char*, bool);
 namespace scripting::api {
 	particle::ParticleEffectHandle getLegacyScriptingParticleEffect(int bitmap, bool reversed);
 }
@@ -132,7 +132,7 @@ class ParticleEffect {
 	friend struct effects::EffectAttachment;
 	friend struct ParticleParse;
 	friend class ParticleManager;
-	friend int ::parse_weapon(int, bool, const char*);
+	friend int ::parse_weapon(int, bool, const char*, bool);
 	friend ParticleEffectHandle scripting::api::getLegacyScriptingParticleEffect(int bitmap, bool reversed);
 	friend bool move_particle(float frametime, particle* part);
 	friend bool render_particle(particle* part);

code/particle/volumes/ConeVolume.h

@@ -6,7 +6,7 @@
 
 namespace particle {
 	class ConeVolume : public ParticleVolume {
-		friend int ::parse_weapon(int, bool, const char*);
+		friend int ::parse_weapon(int, bool, const char*, bool);
 
 		::util::ParsedRandomFloatRange m_deviation;
 		::util::ParsedRandomFloatRange m_length;

code/ship/ship.cpp

@@ -1083,8 +1083,6 @@ const float DEFAULT_ASK_HELP_HULL_PERCENT = 0.3f;   // percent hull at which shi
 const float AWACS_HELP_HULL_HI = 0.75f;     // percent hull at which ship will ask for help
 const float AWACS_HELP_HULL_LOW = 0.25f;    // percent hull at which ship will ask for help
 
-#define CLONE_UNIQUE_PTR(attribute) attribute = util::unique_copy(other.attribute.get(), true)
-
 void ship_info::clone(const ship_info& other)
 {
 	strcpy_s(name, other.name);

code/utils/string_utils.h

@@ -39,3 +39,5 @@ std::unique_ptr<char[]> unique_copy(const char *str, bool null_if_empty);
 SCP_vm_unique_ptr<char> vm_unique_copy(const char *str, bool null_if_empty);
 
 } // namespace util
+
+#define CLONE_UNIQUE_PTR(attribute) attribute = util::unique_copy(other.attribute.get(), true)

code/weapon/weapon.h

@@ -961,6 +961,7 @@ struct weapon_info
 	bool has_display_name() const;
 
 	void reset();
+	void clone(const weapon_info& other);
 };
 
 extern special_flag_def_list_new<Weapon::Info_Flags, weapon_info*, flagset<Weapon::Info_Flags>&> Weapon_Info_Flags[];