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Prioritise craft recipes

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When multiple recipes are applicable, the recipes are prioritised in this order:
toolrepair < shapeless with groups < shapeless < shaped with groups < shaped
For cooking and fuel, items are prioritised over item groups
This commit is contained in:
HybridDog 2019-04-03 13:46:11 +02:00 committed by SmallJoker
parent 1604b949fd
commit 12e3d3d12f
2 changed files with 62 additions and 15 deletions
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52
src/craftdef.cpp
View File

@ -432,7 +432,13 @@ void CraftDefinitionShaped::initHash(IGameDef *gamedef)
break;
}
}
hash_type = has_group ? CRAFT_HASH_TYPE_COUNT : CRAFT_HASH_TYPE_ITEM_NAMES;
if (has_group) {
hash_type = CRAFT_HASH_TYPE_COUNT;
priority = SHAPED_AND_GROUPS;
} else {
hash_type = CRAFT_HASH_TYPE_ITEM_NAMES;
priority = SHAPED;
}
}
std::string CraftDefinitionShaped::dump() const
@ -543,7 +549,13 @@ void CraftDefinitionShapeless::initHash(IGameDef *gamedef)
break;
}
}
hash_type = has_group ? CRAFT_HASH_TYPE_COUNT : CRAFT_HASH_TYPE_ITEM_NAMES;
if (has_group) {
hash_type = CRAFT_HASH_TYPE_COUNT;
priority = SHAPELESS_AND_GROUPS;
} else {
hash_type = CRAFT_HASH_TYPE_ITEM_NAMES;
priority = SHAPELESS;
}
}
std::string CraftDefinitionShapeless::dump() const
@ -723,10 +735,13 @@ void CraftDefinitionCooking::initHash(IGameDef *gamedef)
hash_inited = true;
recipe_name = craftGetItemName(recipe, gamedef);
if (isGroupRecipeStr(recipe_name))
if (isGroupRecipeStr(recipe_name)) {
hash_type = CRAFT_HASH_TYPE_COUNT;
else
priority = SHAPELESS_AND_GROUPS;
} else {
hash_type = CRAFT_HASH_TYPE_ITEM_NAMES;
priority = SHAPELESS;
}
}
std::string CraftDefinitionCooking::dump() const
@ -813,10 +828,13 @@ void CraftDefinitionFuel::initHash(IGameDef *gamedef)
hash_inited = true;
recipe_name = craftGetItemName(recipe, gamedef);
if (isGroupRecipeStr(recipe_name))
if (isGroupRecipeStr(recipe_name)) {
hash_type = CRAFT_HASH_TYPE_COUNT;
else
priority = SHAPELESS_AND_GROUPS;
} else {
hash_type = CRAFT_HASH_TYPE_ITEM_NAMES;
priority = SHAPELESS;
}
}
std::string CraftDefinitionFuel::dump() const
@ -867,7 +885,11 @@ public:
input_names = craftGetItemNames(input.items, gamedef);
std::sort(input_names.begin(), input_names.end());
// Try hash types with increasing collision rate, and return if found.
// Try hash types with increasing collision rate
// while remembering the latest, highest priority recipe.
CraftDefinition::RecipePriority priority_best =
CraftDefinition::NO_RECIPE;
CraftDefinition *def_best = nullptr;
for (int type = 0; type <= craft_hash_type_max; type++) {
u64 hash = getHashForGrid((CraftHashType) type, input_names);
@ -890,7 +912,9 @@ public:
/*errorstream << "Checking " << input.dump() << std::endl
<< " against " << def->dump() << std::endl;*/
if (def->check(input, gamedef)) {
CraftDefinition::RecipePriority priority = def->getPriority();
if (priority > priority_best
&& def->check(input, gamedef)) {
// Check if the crafted node/item exists
CraftOutput out = def->getOutput(input, gamedef);
ItemStack is;
@ -901,17 +925,17 @@ public:
continue;
}
// Get output, then decrement input (if requested)
output = out;
if (decrementInput)
def->decrementInput(input, output_replacement, gamedef);
/*errorstream << "Check RETURNS TRUE" << std::endl;*/
return true;
priority_best = priority;
def_best = def;
}
}
}
if (priority_best == CraftDefinition::NO_RECIPE)
return false;
if (decrementInput)
def_best->decrementInput(input, output_replacement, gamedef);
return true;
}
virtual std::vector<CraftDefinition*> getCraftRecipes(CraftOutput &output,

23
src/craftdef.h
View File

@ -132,6 +132,23 @@ struct CraftReplacements
class CraftDefinition
{
public:
/*
Craft recipe priorities, from low to high
Recipes are searched from latest to first.
If a recipe with higher priority than a previous found one is
encountered, it is selected instead.
*/
enum RecipePriority
{
NO_RECIPE,
TOOLREPAIR,
SHAPELESS_AND_GROUPS,
SHAPELESS,
SHAPED_AND_GROUPS,
SHAPED,
};
CraftDefinition() = default;
virtual ~CraftDefinition() = default;
@ -140,6 +157,10 @@ public:
// Checks whether the recipe is applicable
virtual bool check(const CraftInput &input, IGameDef *gamedef) const=0;
RecipePriority getPriority() const
{
return priority;
}
// Returns the output structure, meaning depends on crafting method
// The implementation can assume that check(input) returns true
virtual CraftOutput getOutput(const CraftInput &input, IGameDef *gamedef) const=0;
@ -162,6 +183,7 @@ public:
protected:
CraftHashType hash_type;
RecipePriority priority;
};
/*
@ -283,6 +305,7 @@ public:
virtual void initHash(IGameDef *gamedef)
{
hash_type = CRAFT_HASH_TYPE_COUNT;
priority = TOOLREPAIR;
}
virtual std::string dump() const;