Add 接触するG

procedure.lua

@@ -3468,9 +3468,8 @@ function Fusion.AddFusionProcedure(c, opts)
     e:SetType(EFFECT_TYPE_SINGLE)
     e:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
     e:SetCode(EFFECT_FUSION_MATERIAL)
-
-    e:SetCondition(Fusion.MultiCondition(c,patterns,true))
-    e:SetOperation(Fusion.MultiOperation(c,patterns))
+    e:SetCondition(Fusion.SeededCondition(c,patterns))
+    e:SetOperation(Fusion.SeededOperation(c,patterns))
     e:SetDescription(1379)
     c:RegisterEffect(e)
 end
@@ -3727,7 +3726,7 @@ function Fusion.FusionCondition(tc,slots,mat_filter,fgoalcheck,allow_extras,sele
 				end
 
 				-- ensure there's at least one free Monster Zone if chkf requests a field-checked summon
-				if chkf~=PLAYER_NONE then
+				if chkf&0xf~=PLAYER_NONE then
 					local tp=chkf&0xf
 					if Duel.GetLocationCountFromEx(tp,tp,mg,tc)<=0 then
 						return false
@@ -3856,6 +3855,10 @@ end
 --- @param tc Card the fusion monster (for substitutes)
 --- @return table[] an array of mapping tables (or empty if none)
 function Fusion.FindAllMappings(cards_sel,slots,tc)
+	--- empty selection, just return
+	if #cards_sel==0 then
+		return {{}}
+	end
     -- Trackers
     local filled={}  -- for single slots
     local group_assigned={}  -- how many cards assigned so far to each group slot
@@ -4140,12 +4143,12 @@ function Fusion.CanCompleteFromMappings(e,sel,eg,slots,mat_filter,fgoalcheck,tc,
 						local prev=new_filter
 						new_filter=function(mc,p_tc)
 							-- original criteria
-							if prev and not prev(mc,p_tc) then
+							if prev and not prev(mc,tc) then
 								return false
 							end
 							-- for each fn in has_same, check against the precomputed overlap
 							for fn,overlap in pairs(used_overlap) do
-								local v=fn(mc,p_tc)
+								local v=fn(mc,tc)
 								if type(overlap)=="number" then
 									-- bitmask path
 									if (overlap&v)==0 then
@@ -4214,7 +4217,7 @@ end
 
 --- Fusion.UniqueByMatching(key_func, min_needed)
 --- Returns a predicate that succeeds iff you can choose `min_needed`
---- distinct keys (from `key_func(tc)` lists) for some subset of cards in `g`.
+--- distinct keys (from `key_func(mc)` lists) for some subset of cards in `g`.
 --- Uses bipartite matching to test existence of a distinct‐key assignment.
 --- @param key_func fun(Card): any[] returns all keys a card can take
 --- @param min_needed number how many cards must get distinct keys
@@ -4227,9 +4230,9 @@ function Fusion.UniqueByMatching(key_func,min_needed)
 		local key_index={}           -- key_index[key] = unique integer ID
 		local next_key_id=0
 
-		for idx,tc in ipairs(cards) do
+		for idx,mc in ipairs(cards) do
 			card_keys[idx]={}
-			for _,key in ipairs(key_func(tc)) do
+			for _,key in ipairs(key_func(mc)) do
 				local id=key_index[key]
 				if not id then
 					next_key_id=next_key_id+1
@@ -4285,9 +4288,9 @@ end
 --- @return table used_keys
 function Fusion.ExtractUsedKeys(cards_sel,mapping,slot_idx,key_func)
 	local used={}
-	for idx,tc in ipairs(cards_sel) do
+	for idx,mc in ipairs(cards_sel) do
 		if mapping[idx]==slot_idx then
-			for _,k in ipairs(key_func(tc)) do
+			for _,k in ipairs(key_func(mc)) do
 				used[k]=true
 			end
 		end
@@ -4340,7 +4343,7 @@ end
 
 -- Helper: combine multiple patterns into one condition function (no goto)
 function Fusion.MultiCondition(tc,patterns,allow_extras)
-    return function(e,g,gc,chkf)
+    return function(e,g,gc,chkf,selected)
         if not g then return false end
         local locked=Fusion.LockedCodes
         for _, pat in ipairs(patterns) do
@@ -4355,7 +4358,7 @@ function Fusion.MultiCondition(tc,patterns,allow_extras)
                 end
             end
             if ok then
-                local cond=Fusion.FusionCondition(tc,pat.slots,pat.mat_filter,pat.fgoalcheck,allow_extras)
+                local cond=Fusion.FusionCondition(tc,pat.slots,pat.mat_filter,pat.fgoalcheck,allow_extras,selected)
                 if cond(e,g,gc,chkf) then
                     return true
                 end
@@ -4388,7 +4391,7 @@ end
 
 -- Helper: combine patterns into one operation function
 function Fusion.MultiOperation(tc,patterns)
-    return function(e,tp,eg,ep,ev,re,r,rp,gc,chkf)
+    return function(e,tp,eg,ep,ev,re,r,rp,gc,chkf,selected)
         -- filter patterns by any locked codes, once per operation
         local locked=Fusion.LockedCodes
         local active_patterns={}
@@ -4416,7 +4419,7 @@ function Fusion.MultiOperation(tc,patterns)
         local strict_cond=Fusion.MultiCondition(tc,active_patterns,false)
 
         Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_FMATERIAL)
-        local sg=Group.CreateGroup()
+        local sg=selected and selected:Clone() or Group.CreateGroup()
 
 		--- arraify eg
 		local eg_arr={}
@@ -4459,7 +4462,11 @@ function Fusion.MultiOperation(tc,patterns)
             end
 
             if sg:IsContains(picked) then
-                sg:RemoveCard(picked)
+				-- If EFFECT_MUST_BE_FMATERIAL is on your field, ensure it's in selected
+				local must_materials=Duel.GetMustMaterial(tp,EFFECT_MUST_BE_FMATERIAL)
+				if picked~=gc and not must_materials:IsContains(picked) then
+                	sg:RemoveCard(picked)
+				end
             else
                 sg:AddCard(picked)
             end
@@ -4481,3 +4488,43 @@ function Fusion.PatternIncludesCode(pat,code)
     end
     return false
 end
+
+--- A “seeded” condition that first tries CanCompleteFromMappings on each pattern,
+--- then, if none complete, falls back to the strict DFS.
+--- @param tc Card
+--- @param patterns table[]
+function Fusion.SeededCondition(tc,patterns)
+	return function(e,g,gc,chkf)
+		if not g then return false end
+
+		-- build your seed group
+		local selected=Group.CreateGroup()
+		if gc then selected:AddCard(gc) end
+
+		-- merge in any EFFECT_MUST_BE_FMATERIAL on your field
+		local must_materials=Duel.GetMustMaterial(e:GetHandler():GetOwner(),EFFECT_MUST_BE_FMATERIAL)
+		selected:Merge(must_materials)
+
+		-- attempt “search mode” on each pattern
+		for _,pat in ipairs(patterns) do
+			if Fusion.CanCompleteFromMappings(e,selected,g,pat.slots,pat.mat_filter,pat.fgoalcheck or aux.TRUE,tc,gc,chkf)
+			then
+				return true
+			end
+		end
+	end
+end
+
+
+function Fusion.SeededOperation(c,patterns)
+	return function(e,tp,eg,ep,ev,re,r,rp,gc,chkf)
+		-- build selected = {gc}
+		local selected = Group.CreateGroup()
+		if gc then selected:AddCard(gc) end
+		-- If EFFECT_MUST_BE_FMATERIAL is on your field, ensure it's in selected
+		local must_materials=Duel.GetMustMaterial(tp,EFFECT_MUST_BE_FMATERIAL)
+		selected:Merge(must_materials)
+		-- call the original op, swapping in selected for gc
+		return Fusion.MultiOperation(c,patterns)(e,tp,eg,ep,ev,re,r,rp,gc,chkf,selected)
+	end
+end