/*
-Minetest-c55
-Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
If failed, return "".
*/
-static std::string getImagePath(std::string path)
+std::string getImagePath(std::string path)
{
// A NULL-ended list of possible image extensions
const char *extensions[] = {
class SourceImageCache
{
public:
+ ~SourceImageCache() {
+ for(std::map<std::string, video::IImage*>::iterator iter = m_images.begin();
+ iter != m_images.end(); iter++) {
+ iter->second->drop();
+ }
+ m_images.clear();
+ }
void insert(const std::string &name, video::IImage *img,
bool prefer_local, video::IVideoDriver *driver)
{
assert(img);
// Remove old image
- core::map<std::string, video::IImage*>::Node *n;
+ std::map<std::string, video::IImage*>::iterator n;
n = m_images.find(name);
- if(n){
- video::IImage *oldimg = n->getValue();
- if(oldimg)
- oldimg->drop();
+ if(n != m_images.end()){
+ if(n->second)
+ n->second->drop();
}
+
+ video::IImage* toadd = img;
+ bool need_to_grab = true;
+
// Try to use local texture instead if asked to
if(prefer_local){
std::string path = getTexturePath(name.c_str());
if(path != ""){
video::IImage *img2 = driver->createImageFromFile(path.c_str());
if(img2){
- m_images[name] = img2;
- return;
+ toadd = img2;
+ need_to_grab = false;
}
}
}
- img->grab();
- m_images[name] = img;
+
+ if (need_to_grab)
+ toadd->grab();
+ m_images[name] = toadd;
}
video::IImage* get(const std::string &name)
{
- core::map<std::string, video::IImage*>::Node *n;
+ std::map<std::string, video::IImage*>::iterator n;
n = m_images.find(name);
- if(n)
- return n->getValue();
+ if(n != m_images.end())
+ return n->second;
return NULL;
}
// Primarily fetches from cache, secondarily tries to read from filesystem
video::IImage* getOrLoad(const std::string &name, IrrlichtDevice *device)
{
- core::map<std::string, video::IImage*>::Node *n;
+ std::map<std::string, video::IImage*>::iterator n;
n = m_images.find(name);
- if(n){
- n->getValue()->grab(); // Grab for caller
- return n->getValue();
+ if(n != m_images.end()){
+ n->second->grab(); // Grab for caller
+ return n->second;
}
video::IVideoDriver* driver = device->getVideoDriver();
std::string path = getTexturePath(name.c_str());
infostream<<"SourceImageCache::getOrLoad(): Loading path \""<<path
<<"\""<<std::endl;
video::IImage *img = driver->createImageFromFile(path.c_str());
- // Even if could not be loaded, put as NULL
- //m_images[name] = img;
+
if(img){
m_images[name] = img;
img->grab(); // Grab for caller
return img;
}
private:
- core::map<std::string, video::IImage*> m_images;
+ std::map<std::string, video::IImage*> m_images;
};
/*
{
public:
TextureSource(IrrlichtDevice *device);
- ~TextureSource();
+ virtual ~TextureSource();
/*
Example case:
// Update new texture pointer and texture coordinates to an
// AtlasPointer based on it's texture id
void updateAP(AtlasPointer &ap);
+
+ bool isKnownSourceImage(const std::string &name)
+ {
+ bool is_known = false;
+ bool cache_found = m_source_image_existence.get(name, &is_known);
+ if(cache_found)
+ return is_known;
+ // Not found in cache; find out if a local file exists
+ is_known = (getTexturePath(name) != "");
+ m_source_image_existence.set(name, is_known);
+ return is_known;
+ }
// Processes queued texture requests from other threads.
// Shall be called from the main thread.
// This should be only accessed from the main thread
SourceImageCache m_sourcecache;
+ // Thread-safe cache of what source images are known (true = known)
+ MutexedMap<std::string, bool> m_source_image_existence;
+
// A texture id is index in this array.
// The first position contains a NULL texture.
- core::array<SourceAtlasPointer> m_atlaspointer_cache;
+ std::vector<SourceAtlasPointer> m_atlaspointer_cache;
// Maps a texture name to an index in the former.
- core::map<std::string, u32> m_name_to_id;
+ std::map<std::string, u32> m_name_to_id;
// The two former containers are behind this mutex
JMutex m_atlaspointer_cache_mutex;
TextureSource::~TextureSource()
{
+ video::IVideoDriver* driver = m_device->getVideoDriver();
+
+ unsigned int textures_before = driver->getTextureCount();
+
+ for (std::vector<SourceAtlasPointer>::iterator iter =
+ m_atlaspointer_cache.begin(); iter != m_atlaspointer_cache.end();
+ iter++)
+ {
+ video::ITexture *t = driver->getTexture(iter->name.c_str());
+
+ //cleanup texture
+ if (t)
+ driver->removeTexture(t);
+
+ //cleanup source image
+ if (iter->atlas_img)
+ iter->atlas_img->drop();
+ }
+ m_atlaspointer_cache.clear();
+
+ infostream << "~TextureSource() "<< textures_before << "/"
+ << driver->getTextureCount() << std::endl;
}
u32 TextureSource::getTextureId(const std::string &name)
See if texture already exists
*/
JMutexAutoLock lock(m_atlaspointer_cache_mutex);
- core::map<std::string, u32>::Node *n;
+ std::map<std::string, u32>::iterator n;
n = m_name_to_id.find(name);
- if(n != NULL)
+ if(n != m_name_to_id.end())
{
- return n->getValue();
+ return n->second;
}
}
{
JMutexAutoLock lock(m_atlaspointer_cache_mutex);
- core::map<std::string, u32>::Node *n;
+ std::map<std::string, u32>::iterator n;
n = m_name_to_id.find(name);
- if(n != NULL)
+ if(n != m_name_to_id.end())
{
/*infostream<<"getTextureIdDirect(): \""<<name
<<"\" found in cache"<<std::endl;*/
- return n->getValue();
+ return n->second;
}
}
baseimg_dim = baseimg->getDimension();
SourceAtlasPointer nap(name, ap, baseimg, v2s32(0,0), baseimg_dim);
m_atlaspointer_cache.push_back(nap);
- m_name_to_id.insert(name, id);
+ m_name_to_id[name] = id;
/*infostream<<"getTextureIdDirect(): "
<<"Returning id="<<id<<" for name \""<<name<<"\""<<std::endl;*/
/*
Fetch textures
*/
- if(m_get_texture_queue.size() > 0)
+ if(!m_get_texture_queue.empty())
{
GetRequest<std::string, u32, u8, u8>
request = m_get_texture_queue.pop();
assert(get_current_thread_id() == m_main_thread);
m_sourcecache.insert(name, img, true, m_device->getVideoDriver());
+ m_source_image_existence.set(name, true);
}
void TextureSource::rebuildImagesAndTextures()
video::ITexture *t = NULL;
if(img)
t = driver->addTexture(sap->name.c_str(), img);
-
+ video::ITexture *t_old = sap->a.atlas;
// Replace texture
sap->a.atlas = t;
sap->a.pos = v2f(0,0);
sap->atlas_img = img;
sap->intpos = v2s32(0,0);
sap->intsize = img->getDimension();
+
+ if (t_old != 0)
+ driver->removeTexture(t_old);
}
}
main content features
*/
- core::map<std::string, bool> sourcelist;
+ std::set<std::string> sourcelist;
for(u16 j=0; j<MAX_CONTENT+1; j++)
{
for(u32 i=0; i<6; i++)
{
std::string name = f.tiledef[i].name;
- sourcelist[name] = true;
+ sourcelist.insert(name);
}
}
infostream<<"Creating texture atlas out of textures: ";
- for(core::map<std::string, bool>::Iterator
- i = sourcelist.getIterator();
- i.atEnd() == false; i++)
+ for(std::set<std::string>::iterator
+ i = sourcelist.begin();
+ i != sourcelist.end(); ++i)
{
- std::string name = i.getNode()->getKey();
+ std::string name = *i;
infostream<<"\""<<name<<"\" ";
}
infostream<<std::endl;
pos_in_atlas.X = column_padding;
pos_in_atlas.Y = padding;
- for(core::map<std::string, bool>::Iterator
- i = sourcelist.getIterator();
- i.atEnd() == false; i++)
+ for(std::set<std::string>::iterator
+ i = sourcelist.begin();
+ i != sourcelist.end(); ++i)
{
- std::string name = i.getNode()->getKey();
+ std::string name = *i;
// Generate image by name
video::IImage *img2 = generate_image_from_scratch(name, m_device,
bool reuse_old_id = false;
u32 id = m_atlaspointer_cache.size();
// Check old id without fetching a texture
- core::map<std::string, u32>::Node *n;
+ std::map<std::string, u32>::iterator n;
n = m_name_to_id.find(name);
// If it exists, we will replace the old definition
- if(n){
- id = n->getValue();
+ if(n != m_name_to_id.end()){
+ id = n->second;
reuse_old_id = true;
/*infostream<<"TextureSource::buildMainAtlas(): "
<<"Replacing old AtlasPointer"<<std::endl;*/
/*
Second pass: set texture pointer in generated AtlasPointers
*/
- for(core::map<std::string, bool>::Iterator
- i = sourcelist.getIterator();
- i.atEnd() == false; i++)
+ for(std::set<std::string>::iterator
+ i = sourcelist.begin();
+ i != sourcelist.end(); ++i)
{
- std::string name = i.getNode()->getKey();
- if(m_name_to_id.find(name) == NULL)
+ std::string name = *i;
+ if(m_name_to_id.find(name) == m_name_to_id.end())
continue;
u32 id = m_name_to_id[name];
//infostream<<"id of name "<<name<<" is "<<id<<std::endl;
core::dimension2d<u32> dim = image->getDimension();
baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
image->copyTo(baseimg);
- image->drop();
}
// Else blit on base.
else
video::SColor(255,255,255,255),
NULL);*/
blit_with_alpha(image, baseimg, pos_from, pos_to, dim);
- // Drop image
- image->drop();
}
+ //cleanup
+ image->drop();
}
else
{
video::IImage *image = driver->createImage(rtt, v2s32(0,0), dim);
assert(image);
+ //cleanup texture
+ driver->removeTexture(rtt);
+
baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
if(image)