1
0
Fork 0
mirror of https://github.com/luanti-org/luanti.git synced 2025-09-30 19:22:14 +00:00
luanti/src/client/item_visuals_manager.cpp

102 lines
2.8 KiB
C++

// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2025 cx384
#include "item_visuals_manager.h"
#include "mesh.h"
#include "client.h"
#include "texturesource.h"
#include "itemdef.h"
#include "inventory.h"
ItemVisualsManager::ItemVisuals::~ItemVisuals() {
if (wield_mesh.mesh)
wield_mesh.mesh->drop();
}
ItemVisualsManager::ItemVisuals *ItemVisualsManager::createItemVisuals( const ItemStack &item,
Client *client) const
{
// This is not thread-safe
sanity_check(std::this_thread::get_id() == m_main_thread);
IItemDefManager *idef = client->idef();
const ItemDefinition &def = item.getDefinition(idef);
std::string inventory_image = item.getInventoryImage(idef);
std::string inventory_overlay = item.getInventoryOverlay(idef);
std::string cache_key = def.name;
if (!inventory_image.empty())
cache_key += "/" + inventory_image;
if (!inventory_overlay.empty())
cache_key += ":" + inventory_overlay;
// Skip if already in cache
auto it = m_cached_item_visuals.find(cache_key);
if (it != m_cached_item_visuals.end())
return it->second.get();
infostream << "Lazily creating item texture and mesh for \""
<< cache_key << "\"" << std::endl;
ITextureSource *tsrc = client->getTextureSource();
// Create new ItemVisuals
auto cc = std::make_unique<ItemVisuals>();
cc->inventory_texture = NULL;
if (!inventory_image.empty())
cc->inventory_texture = tsrc->getTexture(inventory_image);
getItemMesh(client, item, &(cc->wield_mesh));
cc->palette = tsrc->getPalette(def.palette_image);
// Put in cache
ItemVisuals *ptr = cc.get();
m_cached_item_visuals[cache_key] = std::move(cc);
return ptr;
}
video::ITexture* ItemVisualsManager::getInventoryTexture(const ItemStack &item,
Client *client) const
{
ItemVisuals *iv = createItemVisuals(item, client);
if (!iv)
return nullptr;
return iv->inventory_texture;
}
ItemMesh* ItemVisualsManager::getWieldMesh(const ItemStack &item, Client *client) const
{
ItemVisuals *iv = createItemVisuals(item, client);
if (!iv)
return nullptr;
return &(iv->wield_mesh);
}
Palette* ItemVisualsManager::getPalette(const ItemStack &item, Client *client) const
{
ItemVisuals *iv = createItemVisuals(item, client);
if (!iv)
return nullptr;
return iv->palette;
}
video::SColor ItemVisualsManager::getItemstackColor(const ItemStack &stack,
Client *client) const
{
// Look for direct color definition
const std::string &colorstring = stack.metadata.getString("color", 0);
video::SColor directcolor;
if (!colorstring.empty() && parseColorString(colorstring, directcolor, true))
return directcolor;
// See if there is a palette
Palette *palette = getPalette(stack, client);
const std::string &index = stack.metadata.getString("palette_index", 0);
if (palette && !index.empty())
return (*palette)[mystoi(index, 0, 255)];
// Fallback color
return client->idef()->get(stack.name).color;
}