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cuberite-2a/src/CraftingRecipes.cpp

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// CraftingRecipes.cpp
// Interfaces to the cCraftingRecipes class representing the storage of crafting recipes
#include "Globals.h"
#include "CraftingRecipes.h"
#include "Root.h"
#include "Bindings/PluginManager.h"
////////////////////////////////////////////////////////////////////////////////
// cCraftingGrid:
cCraftingGrid::cCraftingGrid(int a_Width, int a_Height) :
m_Width(a_Width),
m_Height(a_Height),
m_Items(new cItem[ToUnsigned(a_Width * a_Height)])
{
}
cCraftingGrid::cCraftingGrid(const cItem * a_Items, int a_Width, int a_Height) :
cCraftingGrid(a_Width, a_Height)
{
for (int i = a_Width * a_Height - 1; i >= 0; i--)
{
m_Items[i] = a_Items[i];
}
}
cCraftingGrid::cCraftingGrid(const cCraftingGrid & a_Original) :
cCraftingGrid(a_Original.m_Width, a_Original.m_Height)
{
for (int i = m_Width * m_Height - 1; i >= 0; i--)
{
m_Items[i] = a_Original.m_Items[i];
}
}
cCraftingGrid::~cCraftingGrid()
{
delete[] m_Items;
m_Items = nullptr;
}
cItem & cCraftingGrid::GetItem(int x, int y) const
{
// Accessible through scripting, must verify parameters:
if ((x < 0) || (x >= m_Width) || (y < 0) || (y >= m_Height))
{
LOGERROR("Attempted to get an invalid item from a crafting grid: (%d, %d), grid dimensions: (%d, %d).",
x, y, m_Width, m_Height
);
return m_Items[0];
}
return m_Items[x + m_Width * y];
}
void cCraftingGrid::SetItem(int x, int y, ENUM_ITEM_TYPE a_ItemType, char a_ItemCount, short a_ItemHealth)
{
// Accessible through scripting, must verify parameters:
if ((x < 0) || (x >= m_Width) || (y < 0) || (y >= m_Height))
{
LOGERROR("Attempted to set an invalid item in a crafting grid: (%d, %d), grid dimensions: (%d, %d).",
x, y, m_Width, m_Height
);
return;
}
m_Items[x + m_Width * y] = cItem(a_ItemType, a_ItemCount, a_ItemHealth);
}
void cCraftingGrid::SetItem(int x, int y, const cItem & a_Item)
{
// Accessible through scripting, must verify parameters:
if ((x < 0) || (x >= m_Width) || (y < 0) || (y >= m_Height))
{
LOGERROR("Attempted to set an invalid item in a crafting grid: (%d, %d), grid dimensions: (%d, %d).",
x, y, m_Width, m_Height
);
return;
}
m_Items[x + m_Width * y] = a_Item;
}
void cCraftingGrid::Clear(void)
{
for (int y = 0; y < m_Height; y++) for (int x = 0; x < m_Width; x++)
{
m_Items[x + m_Width * y].Empty();
}
}
void cCraftingGrid::ConsumeGrid(const cCraftingGrid & a_Grid)
{
if ((a_Grid.m_Width != m_Width) || (a_Grid.m_Height != m_Height))
{
LOGWARNING("Consuming a grid of different dimensions: (%d, %d) vs (%d, %d)",
a_Grid.m_Width, a_Grid.m_Height, m_Width, m_Height
);
}
int MinX = std::min(a_Grid.m_Width, m_Width);
int MinY = std::min(a_Grid.m_Height, m_Height);
for (int y = 0; y < MinY; y++) for (int x = 0; x < MinX; x++)
{
int ThatIdx = x + a_Grid.m_Width * y;
if (a_Grid.m_Items[ThatIdx].IsEmpty())
{
continue;
}
int ThisIdx = x + m_Width * y;
if (a_Grid.m_Items[ThatIdx].m_ItemType != m_Items[ThisIdx].m_ItemType)
{
LOGWARNING("Consuming incompatible grids: item at (%d, %d) is %d in grid and %d in ingredients. Item not consumed.",
x, y, m_Items[ThisIdx].m_ItemType, a_Grid.m_Items[ThatIdx].m_ItemType
);
continue;
}
char NumWantedItems = a_Grid.m_Items[ThatIdx].m_ItemCount;
if (NumWantedItems > m_Items[ThisIdx].m_ItemCount)
{
LOGWARNING("Consuming more items than there actually are in slot (%d, %d), item %d (want %d, have %d). Item zeroed out.",
x, y, m_Items[ThisIdx].m_ItemType,
NumWantedItems, m_Items[ThisIdx].m_ItemCount
);
NumWantedItems = m_Items[ThisIdx].m_ItemCount;
}
m_Items[ThisIdx].m_ItemCount -= NumWantedItems;
if (m_Items[ThisIdx].m_ItemCount == 0)
{
if ((m_Items[ThisIdx].m_ItemType == E_ITEM_MILK) || (m_Items[ThisIdx].m_ItemType == E_ITEM_WATER_BUCKET) || (m_Items[ThisIdx].m_ItemType == E_ITEM_LAVA_BUCKET))
{
m_Items[ThisIdx] = cItem(E_ITEM_BUCKET);
}
else
{
m_Items[ThisIdx].Clear();
}
}
} // for x, for y
}
void cCraftingGrid::CopyToItems(cItem * a_Items) const
{
for (int i = m_Height * m_Width - 1; i >= 0; i--)
{
a_Items[i] = m_Items[i];
} // for x, for y
}
void cCraftingGrid::Dump(void)
{
for (int y = 0; y < m_Height; y++) for (int x = 0; x < m_Width; x++)
{
[[maybe_unused]] const int idx = x + m_Width * y;
LOGD("Slot (%d, %d): Type %d, health %d, count %d",
x, y, m_Items[idx].m_ItemType, m_Items[idx].m_ItemDamage, m_Items[idx].m_ItemCount
);
}
}
////////////////////////////////////////////////////////////////////////////////
// cCraftingRecipe:
cCraftingRecipe::cCraftingRecipe(const cCraftingGrid & a_CraftingGrid) :
m_Ingredients(a_CraftingGrid)
{
}
void cCraftingRecipe::Clear(void)
{
m_Ingredients.Clear();
m_Result.Clear();
}
void cCraftingRecipe::SetResult(ENUM_ITEM_TYPE a_ItemType, char a_ItemCount, short a_ItemHealth)
{
m_Result = cItem(a_ItemType, a_ItemCount, a_ItemHealth);
}
void cCraftingRecipe::ConsumeIngredients(cCraftingGrid & a_CraftingGrid)
{
a_CraftingGrid.ConsumeGrid(m_Ingredients);
}
void cCraftingRecipe::Dump(void)
{
LOGD("Recipe ingredients:");
m_Ingredients.Dump();
LOGD("Result: Type %d, health %d, count %d",
m_Result.m_ItemType, m_Result.m_ItemDamage, m_Result.m_ItemCount
);
}
////////////////////////////////////////////////////////////////////////////////
// cCraftingRecipes:
cCraftingRecipes::cCraftingRecipes(void)
{
LoadRecipes();
PopulateRecipeNameMap();
}
cCraftingRecipes::~cCraftingRecipes()
{
ClearRecipes();
}
bool cCraftingRecipes::IsNewCraftableRecipe(const cRecipe * a_Recipe, const cItem & a_Item, const std::set<cItem, cItem::sItemCompare> & a_KnownItems)
{
bool ContainsNewItem = false;
for (const auto & Ingredient : a_Recipe->m_Ingredients)
{
if (
(Ingredient.m_Item.m_ItemType == a_Item.m_ItemType) &&
(
(Ingredient.m_Item.m_ItemDamage == a_Item.m_ItemDamage) ||
(Ingredient.m_Item.m_ItemDamage == -1)
)
)
{
ContainsNewItem = true;
}
if (a_KnownItems.find(Ingredient.m_Item) == a_KnownItems.end())
{
return false;
}
}
return ContainsNewItem;
}
std::vector<UInt32> cCraftingRecipes::FindNewRecipesForItem(const cItem & a_Item, const std::set<cItem, cItem::sItemCompare> & a_KnownItems)
{
std::vector<UInt32> Recipes;
for (UInt32 i = 0; i < m_Recipes.size(); i++)
{
if (m_Recipes[i]->m_RecipeName.empty())
{
continue;
}
if (IsNewCraftableRecipe(m_Recipes[i], a_Item, a_KnownItems))
{
Recipes.push_back(i);
}
}
return Recipes;
}
const std::map<AString, UInt32> & cCraftingRecipes::GetRecipeNameMap()
{
return m_RecipeNameMap;
}
cCraftingRecipes::cRecipe * cCraftingRecipes::GetRecipeById(UInt32 a_RecipeId)
{
return m_Recipes[a_RecipeId];
}
void cCraftingRecipes::GetRecipe(cPlayer & a_Player, cCraftingGrid & a_CraftingGrid, cCraftingRecipe & a_Recipe)
{
// Allow plugins to intercept recipes using a pre-craft hook:
if (cRoot::Get()->GetPluginManager()->CallHookPreCrafting(a_Player, a_CraftingGrid, a_Recipe))
{
return;
}
// Built-in recipes:
std::unique_ptr<cRecipe> Recipe(FindRecipe(a_CraftingGrid.GetItems(), a_CraftingGrid.GetWidth(), a_CraftingGrid.GetHeight()));
a_Recipe.Clear();
if (Recipe.get() == nullptr)
{
// Allow plugins to intercept a no-recipe-found situation:
cRoot::Get()->GetPluginManager()->CallHookCraftingNoRecipe(a_Player, a_CraftingGrid, a_Recipe);
return;
}
for (cRecipeSlots::const_iterator itr = Recipe->m_Ingredients.begin(); itr != Recipe->m_Ingredients.end(); ++itr)
{
a_Recipe.SetIngredient(itr->x, itr->y, itr->m_Item);
} // for itr
a_Recipe.SetResult(Recipe->m_Result);
// Allow plugins to intercept recipes after they are processed:
cRoot::Get()->GetPluginManager()->CallHookPostCrafting(a_Player, a_CraftingGrid, a_Recipe);
}
void cCraftingRecipes::LoadRecipes(void)
{
LOGD("Loading crafting recipes from crafting.txt...");
ClearRecipes();
// Load the crafting.txt file:
cFile f;
if (!f.Open("crafting.txt", cFile::fmRead))
{
LOGWARNING("Cannot open file \"crafting.txt\", no crafting recipes will be available!");
return;
}
AString Everything;
if (!f.ReadRestOfFile(Everything))
{
LOGWARNING("Cannot read file \"crafting.txt\", no crafting recipes will be available!");
return;
}
f.Close();
// Split it into lines, then process each line as a single recipe:
AStringVector Split = StringSplit(Everything, "\n");
int LineNum = 1;
for (AStringVector::const_iterator itr = Split.begin(); itr != Split.end(); ++itr, ++LineNum)
{
// Remove anything after a '#' sign and trim away the whitespace:
AString Recipe = TrimString(itr->substr(0, itr->find('#')));
if (Recipe.empty())
{
// Empty recipe
continue;
}
AddRecipeLine(LineNum, Recipe);
} // for itr - Split[]
LOG("Loaded %zu crafting recipes", m_Recipes.size());
}
void cCraftingRecipes::PopulateRecipeNameMap(void)
{
for (UInt32 i = 0; i < m_Recipes.size(); i++)
{
if (!m_Recipes[i]->m_RecipeName.empty())
{
m_RecipeNameMap.emplace(m_Recipes[i]->m_RecipeName, i);
}
}
}
void cCraftingRecipes::ClearRecipes(void)
{
for (cRecipes::iterator itr = m_Recipes.begin(); itr != m_Recipes.end(); ++itr)
{
delete *itr;
}
m_Recipes.clear();
}
void cCraftingRecipes::AddRecipeLine(int a_LineNum, const AString & a_RecipeLine)
{
// Remove any spaces within the line:
AString RecipeLine(a_RecipeLine);
RecipeLine.erase(std::remove_if(RecipeLine.begin(), RecipeLine.end(), isspace), RecipeLine.end());
AStringVector Sides = StringSplit(RecipeLine, "=");
if (Sides.size() != 2)
{
LOGWARNING("crafting.txt: line %d: A single '=' was expected, got %zu", a_LineNum, Sides.size() - 1);
LOGINFO("Offending line: \"%s\"", a_RecipeLine.c_str());
return;
}
std::unique_ptr<cCraftingRecipes::cRecipe> Recipe = std::make_unique<cCraftingRecipes::cRecipe>();
AStringVector RecipeSplit = StringSplit(Sides[0], ":");
const auto * resultPart = &RecipeSplit[0];
if (RecipeSplit.size() > 1)
{
resultPart = &RecipeSplit[1];
Recipe->m_RecipeName = RecipeSplit[0];
}
// Parse the result:
AStringVector ResultSplit = StringSplit(*resultPart, ",");
if (ResultSplit.empty())
{
LOGWARNING("crafting.txt: line %d: Result is empty, ignoring the recipe.", a_LineNum);
LOGINFO("Offending line: \"%s\"", a_RecipeLine.c_str());
return;
}
if (!ParseItem(ResultSplit[0], Recipe->m_Result))
{
LOGWARNING("crafting.txt: line %d: Cannot parse result item, ignoring the recipe.", a_LineNum);
LOGINFO("Offending line: \"%s\"", a_RecipeLine.c_str());
return;
}
if (ResultSplit.size() > 1)
{
if (!StringToInteger<char>(ResultSplit[1], Recipe->m_Result.m_ItemCount))
{
LOGWARNING("crafting.txt: line %d: Cannot parse result count, ignoring the recipe.", a_LineNum);
LOGINFO("Offending line: \"%s\"", a_RecipeLine.c_str());
return;
}
}
else
{
Recipe->m_Result.m_ItemCount = 1;
}
// Parse each ingredient:
AStringVector Ingredients = StringSplit(Sides[1], "|");
int Num = 1;
for (AStringVector::const_iterator itr = Ingredients.begin(); itr != Ingredients.end(); ++itr, ++Num)
{
if (!ParseIngredient(*itr, Recipe.get()))
{
LOGWARNING("crafting.txt: line %d: Cannot parse ingredient #%d, ignoring the recipe.", a_LineNum, Num);
LOGINFO("Offending line: \"%s\"", a_RecipeLine.c_str());
return;
}
} // for itr - Ingredients[]
NormalizeIngredients(Recipe.get());
m_Recipes.push_back(Recipe.release());
}
bool cCraftingRecipes::ParseItem(const AString & a_String, cItem & a_Item)
{
// The caller provides error logging
AStringVector Split = StringSplit(a_String, "^");
if (Split.empty())
{
return false;
}
if (!StringToItem(Split[0], a_Item))
{
return false;
}
if (Split.size() > 1)
{
AString Damage = TrimString(Split[1]);
if (!StringToInteger<short>(Damage, a_Item.m_ItemDamage))
{
// Parsing the number failed
return false;
}
}
// Success
return true;
}
bool cCraftingRecipes::ParseIngredient(const AString & a_String, cRecipe * a_Recipe)
{
// a_String is in this format: "ItemType^damage, X:Y, X:Y, X:Y..."
AStringVector Split = StringSplit(a_String, ",");
if (Split.size() < 2)
{
// Not enough split items
return false;
}
cItem Item;
if (!ParseItem(Split[0], Item))
{
return false;
}
Item.m_ItemCount = 1;
cCraftingRecipes::cRecipeSlots TempSlots;
for (AStringVector::const_iterator itr = Split.begin() + 1; itr != Split.end(); ++itr)
{
// Parse the coords in the split item:
AStringVector Coords = StringSplit(*itr, ":");
if ((Coords.size() == 1) && (TrimString(Coords[0]) == "*"))
{
cCraftingRecipes::cRecipeSlot Slot;
Slot.m_Item = Item;
Slot.x = -1;
Slot.y = -1;
TempSlots.push_back(Slot);
continue;
}
if (Coords.size() != 2)
{
return false;
}
Coords[0] = TrimString(Coords[0]);
Coords[1] = TrimString(Coords[1]);
if (Coords[0].empty() || Coords[1].empty())
{
return false;
}
cCraftingRecipes::cRecipeSlot Slot;
Slot.m_Item = Item;
switch (Coords[0][0])
{
case '1': Slot.x = 0; break;
case '2': Slot.x = 1; break;
case '3': Slot.x = 2; break;
case '*': Slot.x = -1; break;
default:
{
return false;
}
}
switch (Coords[1][0])
{
case '1': Slot.y = 0; break;
case '2': Slot.y = 1; break;
case '3': Slot.y = 2; break;
case '*': Slot.y = -1; break;
default:
{
return false;
}
}
TempSlots.push_back(Slot);
} // for itr - Split[]
// Append the ingredients:
a_Recipe->m_Ingredients.insert(a_Recipe->m_Ingredients.end(), TempSlots.begin(), TempSlots.end());
return true;
}
void cCraftingRecipes::NormalizeIngredients(cCraftingRecipes::cRecipe * a_Recipe)
{
// Calculate the minimum coords for ingredients, excluding the "anywhere" items:
int MinX = MAX_GRID_WIDTH, MaxX = 0;
int MinY = MAX_GRID_HEIGHT, MaxY = 0;
for (cRecipeSlots::const_iterator itr = a_Recipe->m_Ingredients.begin(); itr != a_Recipe->m_Ingredients.end(); ++itr)
{
if (itr->x >= 0)
{
MinX = std::min(itr->x, MinX);
MaxX = std::max(itr->x, MaxX);
}
if (itr->y >= 0)
{
MinY = std::min(itr->y, MinY);
MaxY = std::max(itr->y, MaxY);
}
} // for itr - a_Recipe->m_Ingredients[]
// Move ingredients so that the minimum coords are 0:0
for (cRecipeSlots::iterator itr = a_Recipe->m_Ingredients.begin(); itr != a_Recipe->m_Ingredients.end(); ++itr)
{
if (itr->x >= 0)
{
itr->x -= MinX;
}
if (itr->y >= 0)
{
itr->y -= MinY;
}
} // for itr - a_Recipe->m_Ingredients[]
a_Recipe->m_Width = std::max(MaxX - MinX + 1, 1);
a_Recipe->m_Height = std::max(MaxY - MinY + 1, 1);
// TODO: Compress two same ingredients with the same coords into a single ingredient with increased item count
}
cCraftingRecipes::cRecipe * cCraftingRecipes::FindRecipe(const cItem * a_CraftingGrid, int a_GridWidth, int a_GridHeight)
{
ASSERT(a_GridWidth <= MAX_GRID_WIDTH);
ASSERT(a_GridHeight <= MAX_GRID_HEIGHT);
// Get the real bounds of the crafting grid:
int GridLeft = MAX_GRID_WIDTH, GridTop = MAX_GRID_HEIGHT;
int GridRight = 0, GridBottom = 0;
for (int y = 0; y < a_GridHeight; y++) for (int x = 0; x < a_GridWidth; x++)
{
if (!a_CraftingGrid[x + y * a_GridWidth].IsEmpty())
{
GridRight = std::max(x, GridRight);
GridBottom = std::max(y, GridBottom);
GridLeft = std::min(x, GridLeft);
GridTop = std::min(y, GridTop);
}
}
int GridWidth = GridRight - GridLeft + 1;
int GridHeight = GridBottom - GridTop + 1;
// Search in the possibly minimized grid, but keep the stride:
const cItem * Grid = a_CraftingGrid + GridLeft + (a_GridWidth * GridTop);
cRecipe * Recipe = FindRecipeCropped(Grid, GridWidth, GridHeight, a_GridWidth);
if (Recipe == nullptr)
{
return nullptr;
}
// A recipe has been found, move it to correspond to the original crafting grid:
for (cRecipeSlots::iterator itrS = Recipe->m_Ingredients.begin(); itrS != Recipe->m_Ingredients.end(); ++itrS)
{
itrS->x += GridLeft;
itrS->y += GridTop;
} // for itrS - Recipe->m_Ingredients[]
return Recipe;
}
cCraftingRecipes::cRecipe * cCraftingRecipes::FindRecipeCropped(const cItem * a_CraftingGrid, int a_GridWidth, int a_GridHeight, int a_GridStride)
{
for (cRecipes::const_iterator itr = m_Recipes.begin(); itr != m_Recipes.end(); ++itr)
{
// Both the crafting grid and the recipes are normalized. The only variable possible is the "anywhere" items.
// This still means that the "anywhere" item may be the one that is offsetting the grid contents to the right or downwards, so we need to check all possible positions.
// E. g. recipe "A, * | B, 1:1 | ..." still needs to check grid for B at 2:2 (in case A was in grid's 1:1)
// Calculate the maximum offsets for this recipe relative to the grid size, and iterate through all combinations of offsets.
// Also, this calculation automatically filters out recipes that are too large for the current grid - the loop won't be entered at all.
int MaxOfsX = a_GridWidth - (*itr)->m_Width;
int MaxOfsY = a_GridHeight - (*itr)->m_Height;
for (int x = 0; x <= MaxOfsX; x++) for (int y = 0; y <= MaxOfsY; y++)
{
cRecipe * Recipe = MatchRecipe(a_CraftingGrid, a_GridWidth, a_GridHeight, a_GridStride, *itr, x, y);
if (Recipe != nullptr)
{
return Recipe;
}
} // for y, for x
} // for itr - m_Recipes[]
// No matching recipe found
return nullptr;
}
cCraftingRecipes::cRecipe * cCraftingRecipes::MatchRecipe(const cItem * a_CraftingGrid, int a_GridWidth, int a_GridHeight, int a_GridStride, const cRecipe * a_Recipe, int a_OffsetX, int a_OffsetY)
{
// Check the regular items first:
bool HasMatched[MAX_GRID_WIDTH][MAX_GRID_HEIGHT];
memset(HasMatched, 0, sizeof(HasMatched));
for (cRecipeSlots::const_iterator itrS = a_Recipe->m_Ingredients.begin(); itrS != a_Recipe->m_Ingredients.end(); ++itrS)
{
if ((itrS->x < 0) || (itrS->y < 0))
{
// "Anywhere" item, process later
continue;
}
ASSERT(itrS->x + a_OffsetX < a_GridWidth);
ASSERT(itrS->y + a_OffsetY < a_GridHeight);
int GridID = (itrS->x + a_OffsetX) + a_GridStride * (itrS->y + a_OffsetY);
const cItem & Item = itrS->m_Item;
if (
(itrS->x >= a_GridWidth) ||
(itrS->y >= a_GridHeight) ||
(Item.m_ItemType != a_CraftingGrid[GridID].m_ItemType) || // same item type?
(Item.m_ItemCount > a_CraftingGrid[GridID].m_ItemCount) || // not enough items
(
(Item.m_ItemDamage >= 0) && // should compare damage values?
(Item.m_ItemDamage != a_CraftingGrid[GridID].m_ItemDamage)
)
)
{
// Doesn't match
return nullptr;
}
HasMatched[itrS->x + a_OffsetX][itrS->y + a_OffsetY] = true;
} // for itrS - Recipe->m_Ingredients[]
// Process the "Anywhere" items now, and only in the cells that haven't matched yet
// The "anywhere" items are processed on a first-come-first-served basis.
// Do not use a recipe with one horizontal and one vertical "anywhere" ("*:1, 1:*") as it may not match properly!
cRecipeSlots MatchedSlots; // Stores the slots of "anywhere" items that have matched, with the match coords
for (cRecipeSlots::const_iterator itrS = a_Recipe->m_Ingredients.begin(); itrS != a_Recipe->m_Ingredients.end(); ++itrS)
{
if ((itrS->x >= 0) && (itrS->y >= 0))
{
// Regular item, already processed
continue;
}
int StartX = 0, EndX = a_GridWidth - 1;
int StartY = 0, EndY = a_GridHeight - 1;
if (itrS->x >= 0)
{
StartX = itrS->x;
EndX = itrS->x;
}
else if (itrS->y >= 0)
{
StartY = itrS->y;
EndY = itrS->y;
}
bool Found = false;
for (int x = StartX; x <= EndX; x++)
{
for (int y = StartY; y <= EndY; y++)
{
if (HasMatched[x][y])
{
// Already matched some other item
continue;
}
int GridIdx = x + a_GridStride * y;
if (
(a_CraftingGrid[GridIdx].m_ItemType == itrS->m_Item.m_ItemType) &&
(
(itrS->m_Item.m_ItemDamage < 0) || // doesn't want damage comparison
(itrS->m_Item.m_ItemDamage == a_CraftingGrid[GridIdx].m_ItemDamage) // the damage matches
)
)
{
HasMatched[x][y] = true;
Found = true;
MatchedSlots.push_back(*itrS);
MatchedSlots.back().x = x;
MatchedSlots.back().y = y;
break;
}
} // for y
if (Found)
{
break;
}
} // for x
if (!Found)
{
return nullptr;
}
} // for itrS - a_Recipe->m_Ingredients[]
// Check if the whole grid has matched:
for (int x = 0; x < a_GridWidth; x++) for (int y = 0; y < a_GridHeight; y++)
{
if (!HasMatched[x][y] && !a_CraftingGrid[x + a_GridStride * y].IsEmpty())
{
// There's an unmatched item in the grid
return nullptr;
}
} // for y, for x
// The recipe has matched. Create a copy of the recipe and set its coords to match the crafting grid:
std::unique_ptr<cRecipe> Recipe = std::make_unique<cRecipe>();
Recipe->m_Result = a_Recipe->m_Result;
Recipe->m_Width = a_Recipe->m_Width;
Recipe->m_Height = a_Recipe->m_Height;
for (cRecipeSlots::const_iterator itrS = a_Recipe->m_Ingredients.begin(); itrS != a_Recipe->m_Ingredients.end(); ++itrS)
{
if ((itrS->x < 0) || (itrS->y < 0))
{
// "Anywhere" item, process later
continue;
}
Recipe->m_Ingredients.push_back(*itrS);
Recipe->m_Ingredients.back().x += a_OffsetX;
Recipe->m_Ingredients.back().y += a_OffsetY;
}
Recipe->m_Ingredients.insert(Recipe->m_Ingredients.end(), MatchedSlots.begin(), MatchedSlots.end());
// Handle the fireworks-related effects:
// We use Recipe instead of a_Recipe because we want the wildcard ingredients' slot numbers as well, which was just added previously
HandleFireworks(a_CraftingGrid, Recipe.get(), a_GridStride, a_OffsetX, a_OffsetY);
// Handle Dyed Leather
HandleDyedLeather(a_CraftingGrid, Recipe.get(), a_GridStride, a_GridWidth, a_GridHeight);
return Recipe.release();
}
void cCraftingRecipes::HandleFireworks(const cItem * a_CraftingGrid, cCraftingRecipes::cRecipe * a_Recipe, int a_GridStride, int a_OffsetX, int a_OffsetY)
{
// TODO: add support for more than one dye in the recipe
// A manual and temporary solution (listing everything) is in crafting.txt for fade colours, but a programmatic solutions needs to be done for everything else
if (a_Recipe->m_Result.m_ItemType == E_ITEM_FIREWORK_ROCKET)
{
for (cRecipeSlots::const_iterator itr = a_Recipe->m_Ingredients.begin(); itr != a_Recipe->m_Ingredients.end(); ++itr)
{
switch (itr->m_Item.m_ItemType)
{
case E_ITEM_FIREWORK_STAR:
{
// Result was a rocket, found a star - copy star data to rocket data
int GridID = (itr->x + a_OffsetX) + a_GridStride * (itr->y + a_OffsetY);
a_Recipe->m_Result.m_FireworkItem.CopyFrom(a_CraftingGrid[GridID].m_FireworkItem);
break;
}
case E_ITEM_GUNPOWDER:
{
// Gunpowder - increase flight time
a_Recipe->m_Result.m_FireworkItem.m_FlightTimeInTicks += 20;
break;
}
case E_ITEM_PAPER: break;
default: LOG("Unexpected item in firework rocket recipe, was the crafting file's fireworks section changed?"); break;
}
}
}
else if (a_Recipe->m_Result.m_ItemType == E_ITEM_FIREWORK_STAR)
{
std::vector<int> DyeColours;
bool FoundStar = false;
for (cRecipeSlots::const_iterator itr = a_Recipe->m_Ingredients.begin(); itr != a_Recipe->m_Ingredients.end(); ++itr)
{
switch (itr->m_Item.m_ItemType)
{
case E_ITEM_FIREWORK_STAR:
{
// Result was star, found another star - probably adding fade colours, but copy data over anyhow
FoundStar = true;
int GridID = (itr->x + a_OffsetX) + a_GridStride * (itr->y + a_OffsetY);
a_Recipe->m_Result.m_FireworkItem.CopyFrom(a_CraftingGrid[GridID].m_FireworkItem);
break;
}
case E_ITEM_DYE:
{
int GridID = (itr->x + a_OffsetX) + a_GridStride * (itr->y + a_OffsetY);
DyeColours.push_back(cFireworkItem::GetVanillaColourCodeFromDye(static_cast<NIBBLETYPE>(a_CraftingGrid[GridID].m_ItemDamage & 0x0f)));
break;
}
case E_ITEM_GUNPOWDER: break;
case E_ITEM_DIAMOND: a_Recipe->m_Result.m_FireworkItem.m_HasTrail = true; break;
case E_ITEM_GLOWSTONE_DUST: a_Recipe->m_Result.m_FireworkItem.m_HasFlicker = true; break;
case E_ITEM_FIRE_CHARGE: a_Recipe->m_Result.m_FireworkItem.m_Type = 1; break;
case E_ITEM_GOLD_NUGGET: a_Recipe->m_Result.m_FireworkItem.m_Type = 2; break;
case E_ITEM_FEATHER: a_Recipe->m_Result.m_FireworkItem.m_Type = 4; break;
case E_ITEM_HEAD: a_Recipe->m_Result.m_FireworkItem.m_Type = 3; break;
default: LOG("Unexpected item in firework star recipe, was the crafting file's fireworks section changed?"); break; // ermahgerd BARD ardmins
}
}
if (FoundStar && (!DyeColours.empty()))
{
// Found a star and a dye? Fade colours.
a_Recipe->m_Result.m_FireworkItem.m_FadeColours = DyeColours;
}
else if (!DyeColours.empty())
{
// Only dye? Normal colours.
a_Recipe->m_Result.m_FireworkItem.m_Colours = DyeColours;
}
}
}
void cCraftingRecipes::HandleDyedLeather(const cItem * a_CraftingGrid, cCraftingRecipes::cRecipe * a_Recipe, int a_GridStride, int a_GridWidth, int a_GridHeight)
{
short result_type = a_Recipe->m_Result.m_ItemType;
if ((result_type == E_ITEM_LEATHER_CAP) || (result_type == E_ITEM_LEATHER_TUNIC) || (result_type == E_ITEM_LEATHER_PANTS) || (result_type == E_ITEM_LEATHER_BOOTS))
{
bool found = false;
cItem temp;
float red = 0;
float green = 0;
float blue = 0;
float dye_count = 0;
for (int x = 0; x < a_GridWidth; ++x)
{
for (int y = 0; y < a_GridHeight; ++y)
{
int GridIdx = x + a_GridStride * y;
if ((a_CraftingGrid[GridIdx].m_ItemType == result_type) && !found)
{
found = true;
temp = a_CraftingGrid[GridIdx].CopyOne();
// The original color of the item affects the result
if (temp.m_ItemColor.IsValid())
{
red += temp.m_ItemColor.GetRed();
green += temp.m_ItemColor.GetGreen();
blue += temp.m_ItemColor.GetBlue();
++dye_count;
}
}
else if (a_CraftingGrid[GridIdx].m_ItemType == E_ITEM_DYE)
{
switch (a_CraftingGrid[GridIdx].m_ItemDamage)
{
case E_META_DYE_BLACK:
{
red += 23;
green += 23;
blue += 23;
break;
}
case E_META_DYE_RED:
{
red += 142;
green += 47;
blue += 47;
break;
}
case E_META_DYE_GREEN:
{
red += 95;
green += 118;
blue += 47;
break;
}
case E_META_DYE_BROWN:
{
red += 95;
green += 71;
blue += 47;
break;
}
case E_META_DYE_BLUE:
{
red += 47;
green += 71;
blue += 165;
break;
}
case E_META_DYE_PURPLE:
{
red += 118;
green += 59;
blue += 165;
break;
}
case E_META_DYE_CYAN:
{
red += 71;
green += 118;
blue += 142;
break;
}
case E_META_DYE_LIGHTGRAY:
{
red += 142;
green += 142;
blue += 142;
break;
}
case E_META_DYE_GRAY:
{
red += 71;
green += 71;
blue += 71;
break;
}
case E_META_DYE_PINK:
{
red += 225;
green += 118;
blue += 153;
break;
}
case E_META_DYE_LIGHTGREEN:
{
red += 118;
green += 190;
blue += 23;
break;
}
case E_META_DYE_YELLOW:
{
red += 213;
green += 213;
blue += 47;
break;
}
case E_META_DYE_LIGHTBLUE:
{
red += 95;
green += 142;
blue += 201;
break;
}
case E_META_DYE_MAGENTA:
{
red += 165;
green += 71;
blue += 201;
break;
}
case E_META_DYE_ORANGE:
{
red += 201;
green += 118;
blue += 47;
break;
}
case E_META_DYE_WHITE:
{
red += 237;
green += 237;
blue += 237;
break;
}
}
++dye_count;
}
else if (a_CraftingGrid[GridIdx].m_ItemType != E_ITEM_EMPTY)
{
return;
}
}
}
if (!found)
{
return;
}
// Calculate the rgb values
double maximum = static_cast<double>(std::max({red, green, blue}));
double average_red = red / dye_count;
double average_green = green / dye_count;
double average_blue = blue / dye_count;
double average_max = maximum / dye_count;
double max_average = std::max({average_red, average_green, average_blue});
double gain_factor = average_max / max_average;
unsigned char result_red = static_cast<unsigned char>(average_red * gain_factor);
unsigned char result_green = static_cast<unsigned char>(average_green * gain_factor);
unsigned char result_blue = static_cast<unsigned char>(average_blue * gain_factor);
// Set the results values
a_Recipe->m_Result = temp;
a_Recipe->m_Result.m_ItemColor.SetColor(result_red, result_green, result_blue);
}
}
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