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Aquaria/BBGE/Precacher.cpp
fgenesis 70b8dcdc3a Rework texture loading, part 1
Major code/logic cleanups + it has a multithreaded batch mode now.
The VFS code doesn't like multiple threads at all,
so for now there's a big lock in front of where it matters.
Changed precacher, map/tileset, and worldmap loading to batched mode.

Still TODO:
- fix broken mod preview images
- reloading resources on debug key
- make mod recache entirely unnecessary
- actually drop resources when no longer needed
2023-05-31 00:55:16 +02:00

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2.9 KiB
C++

/*
Copyright (C) 2007, 2010 - Bit-Blot
This file is part of Aquaria.
Aquaria is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "Precacher.h"
#include "Quad.h"
#include "Core.h"
#include "ttvfs_stdio.h"
Precacher::Precacher()
{
}
Precacher::~Precacher()
{
}
void Precacher::setBaseDir(const std::string& dir)
{
basedir = dir;
}
void Precacher::clear()
{
texkeep.clear();
}
void Precacher::_Callback(const std::string &file, void *param)
{
Precacher *p = (Precacher*)param;
p->_precacheTex(file);
}
// precacheTex
// caches one texture
// also support simple wildcard to cache multiple textures
// e.g. naija/*.png
void Precacher::_precacheTex(const std::string &tex)
{
assert(!basedir.empty());
if (tex.empty()) return;
if (tex.find('*')!=std::string::npos)
{
size_t loc = tex.find('*');
std::string path = tex.substr(0, loc);
std::string type = tex.substr(loc+1, tex.size());
path = basedir + path;
forEachFile(path, type, _Callback, this);
}
else
{
std::string t = tex;
if (tex.find(basedir) != std::string::npos)
{
t = tex.substr(basedir.size(), tex.size());
}
todo.push_back(t);
}
}
static void texLoadProgressCallback(size_t done, void *ud)
{
Precacher::ProgressCallback cb = (Precacher::ProgressCallback)(ud);
cb();
}
void Precacher::doCache(ProgressCallback progress)
{
if(!todo.empty())
{
std::ostringstream os;
os << "Precacher: Batch-loading " << todo.size() << " textures...";
debugLog(os.str());
std::vector<Texture*> tmp(todo.size());
core->texmgr.loadBatch(&tmp[0], &todo[0], todo.size(), TextureMgr::KEEP,
progress ? texLoadProgressCallback : NULL, progress);
todo.clear();
texkeep.reserve(texkeep.size() + tmp.size());
for(size_t i = 0; i < tmp.size(); ++i)
texkeep.push_back(tmp[i]);
}
debugLog("Precacher: done");
}
void Precacher::precacheList(const std::string &list, ProgressCallback progress)
{
assert(todo.empty());
InStream in(list.c_str());
std::string t;
while (std::getline(in, t))
{
while (!t.empty())
{
if(t.back() == '\r' || t.back() == '\n') // linux doesn't like CRLF, make sure to trim that off
t.pop_back();
else
break;
}
if(!t.empty())
_precacheTex(t);
}
in.close();
doCache(progress);
}
void Precacher::precacheTex(const std::string& tex, ProgressCallback progress)
{
_precacheTex(tex);
doCache(progress);
}