more 多層融合 filter

script/c58570206.lua

@@ -3,6 +3,7 @@ local s,id,o=GetID()
 function s.initial_effect(c)
 	--Activate
 	local e1=FusionSpell.CreateSummonEffect(c,{
+		fusfilter=s.fusfilter,
 		additional_fcheck=s.additional_fcheck,
 		additional_fgoalcheck=s.additional_fgoalcheck,
 		pre_select_mat_location=LOCATION_HAND|LOCATION_MZONE|LOCATION_EXTRA,
@@ -16,6 +17,20 @@ function s.initial_effect(c)
 	c:RegisterEffect(e1)
 end
 
+function s.fusfilter(c)
+	--- fusion monster must have maximium mertial number >= 3, material_count = {min,max} in metatable
+	local mt=getmetatable(c)
+	if mt~=nil then
+		local material_count=mt.material_count
+		if material_count~=nil and #material_count>=2 then
+			if material_count[2]<3 then
+				return false
+			end
+		end
+	end
+	return true
+end
+
 ---@type FUSION_FGCHECK_FUNCTION
 function s.additional_fcheck(tp,mg,fc,all_mg)
 	--- material from extra deck by this fusion spell can not exceed monster opponent controls

script/procedure.lua

@@ -2912,7 +2912,7 @@ function FusionSpell.GetFusionOperationByCode(code,matlocation,fusion_spell_oper
 	elseif code==FusionSpell.FUSION_OPERATION_INHERIT then
 		if matlocation==nil or fusion_spell_operation_code_map==nil then
 			-- we are in trouble
-			assert(false, "we have a material that inhreits, but operation can be inhreited")
+			assert(false, "we have a material that inhreits, but no operation to inhreit from")
 			return FusionSpell.GraveMaterial
 		end
 		return FusionSpell.GetFusionOperationByCode(FusionSpell.GetOperationCodeByMaterialLocation(matlocation,fusion_spell_operation_code_map))
@@ -2936,7 +2936,7 @@ function FusionSpell.GetFusionFilterByCode(code,matlocation,fusion_spell_operati
 	elseif code==FusionSpell.FUSION_OPERATION_INHERIT then
 		if matlocation==nil or fusion_spell_operation_code_map==nil then
 			-- we are in trouble
-			assert(false, "we have a material that inhreits, but operation can be inhreited")
+			assert(false, "we have a material that inhreits, but no operation to inhreit from")
 			return FusionSpell.GraveMaterialFilter
 		end
 		return FusionSpell.GetFusionFilterByCode(FusionSpell.GetOperationCodeByMaterialLocation(matlocation,fusion_spell_operation_code_map))