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authorKahrl <kahrl@gmx.net>2013-06-24 04:17:50 +0200
committerKahrl <kahrl@gmx.net>2013-07-02 03:03:10 +0200
commit8161ab573fd6f8a45b3986278ce7fc1596140526 (patch)
tree0aea4fce4e14e035b386ee773e8abd68bc51bea6 /src/tile.cpp
parentcaf0b67e47fd4c6b2a2bc61c36010e2adf9db388 (diff)
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Remove texture atlas / AtlasPointer, rename getTextureRaw to getTexture
Diffstat (limited to 'src/tile.cpp')
-rw-r--r--src/tile.cpp478
1 files changed, 66 insertions, 412 deletions
diff --git a/src/tile.cpp b/src/tile.cpp
index f176d1549..da286fda9 100644
--- a/src/tile.cpp
+++ b/src/tile.cpp
@@ -25,8 +25,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "mesh.h"
#include <ICameraSceneNode.h>
#include "log.h"
-#include "mapnode.h" // For texture atlas making
-#include "nodedef.h" // For texture atlas making
#include "gamedef.h"
#include "util/string.h"
#include "util/container.h"
@@ -165,31 +163,23 @@ std::string getTexturePath(const std::string &filename)
}
/*
- An internal variant of AtlasPointer with more data.
- (well, more like a wrapper)
+ Stores internal information about a texture.
*/
-struct SourceAtlasPointer
+struct TextureInfo
{
std::string name;
- AtlasPointer a;
- video::IImage *atlas_img; // The source image of the atlas
- // Integer variants of position and size
- v2s32 intpos;
- v2u32 intsize;
+ video::ITexture *texture;
+ video::IImage *img; // The source image
- SourceAtlasPointer(
+ TextureInfo(
const std::string &name_,
- AtlasPointer a_=AtlasPointer(0, NULL),
- video::IImage *atlas_img_=NULL,
- v2s32 intpos_=v2s32(0,0),
- v2u32 intsize_=v2u32(0,0)
+ video::ITexture *texture_=NULL,
+ video::IImage *img_=NULL
):
name(name_),
- a(a_),
- atlas_img(atlas_img_),
- intpos(intpos_),
- intsize(intsize_)
+ texture(texture_),
+ img(img_)
{
}
};
@@ -307,7 +297,7 @@ public:
Example case #2:
- Assume a texture with the id 1 exists, and has the name
- "stone.png^mineral1" and is specified as a part of some atlas.
+ "stone.png^mineral_coal.png".
- Now getNodeTile() stumbles upon a node which uses
texture id 1, and determines that MATERIAL_FLAG_CRACK
must be applied to the tile
@@ -315,7 +305,7 @@ public:
has received the current crack level 0 from the client. It
finds out the name of the texture with getTextureName(1),
appends "^crack0" to it and gets a new texture id with
- getTextureId("stone.png^mineral1^crack0").
+ getTextureId("stone.png^mineral_coal.png^crack0").
*/
@@ -354,25 +344,9 @@ public:
and not found in cache, the call is queued to the main thread
for processing.
*/
- AtlasPointer getTexture(u32 id);
-
- AtlasPointer getTexture(const std::string &name)
- {
- return getTexture(getTextureId(name));
- }
-
- // Gets a separate texture
- video::ITexture* getTextureRaw(const std::string &name)
- {
- AtlasPointer ap = getTexture(name + m_forcesingle_suffix);
- return ap.atlas;
- }
+ video::ITexture* getTexture(u32 id);
- // Gets a separate texture atlas pointer
- AtlasPointer getTextureRawAP(const AtlasPointer &ap)
- {
- return getTexture(getTextureName(ap.id) + m_forcesingle_suffix);
- }
+ video::ITexture* getTexture(const std::string &name, u32 *id);
// Returns a pointer to the irrlicht device
virtual IrrlichtDevice* getDevice()
@@ -380,10 +354,6 @@ public:
return m_device;
}
- // 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;
@@ -407,10 +377,6 @@ public:
// Rebuild images and textures from the current set of source images
// Shall be called from the main thread.
void rebuildImagesAndTextures();
-
- // Build the main texture atlas which contains most of the
- // textures.
- void buildMainAtlas(class IGameDef *gamedef);
private:
@@ -428,17 +394,12 @@ private:
// A texture id is index in this array.
// The first position contains a NULL texture.
- std::vector<SourceAtlasPointer> m_atlaspointer_cache;
+ std::vector<TextureInfo> m_textureinfo_cache;
// Maps a texture name to an index in the former.
std::map<std::string, u32> m_name_to_id;
// The two former containers are behind this mutex
- JMutex m_atlaspointer_cache_mutex;
+ JMutex m_textureinfo_cache_mutex;
- // Main texture atlas. This is filled at startup and is then not touched.
- video::IImage *m_main_atlas_image;
- video::ITexture *m_main_atlas_texture;
- std::string m_forcesingle_suffix;
-
// Queued texture fetches (to be processed by the main thread)
RequestQueue<std::string, u32, u8, u8> m_get_texture_queue;
@@ -453,18 +414,16 @@ IWritableTextureSource* createTextureSource(IrrlichtDevice *device)
}
TextureSource::TextureSource(IrrlichtDevice *device):
- m_device(device),
- m_main_atlas_image(NULL),
- m_main_atlas_texture(NULL)
+ m_device(device)
{
assert(m_device);
- m_atlaspointer_cache_mutex.Init();
+ m_textureinfo_cache_mutex.Init();
m_main_thread = get_current_thread_id();
- // Add a NULL AtlasPointer as the first index, named ""
- m_atlaspointer_cache.push_back(SourceAtlasPointer(""));
+ // Add a NULL TextureInfo as the first index, named ""
+ m_textureinfo_cache.push_back(TextureInfo(""));
m_name_to_id[""] = 0;
}
@@ -474,21 +433,19 @@ TextureSource::~TextureSource()
unsigned int textures_before = driver->getTextureCount();
- for (std::vector<SourceAtlasPointer>::iterator iter =
- m_atlaspointer_cache.begin(); iter != m_atlaspointer_cache.end();
- iter++)
+ for (std::vector<TextureInfo>::iterator iter =
+ m_textureinfo_cache.begin();
+ iter != m_textureinfo_cache.end(); iter++)
{
- video::ITexture *t = driver->getTexture(iter->name.c_str());
-
//cleanup texture
- if (t)
- driver->removeTexture(t);
+ if (iter->texture)
+ driver->removeTexture(iter->texture);
//cleanup source image
- if (iter->atlas_img)
- iter->atlas_img->drop();
+ if (iter->img)
+ iter->img->drop();
}
- m_atlaspointer_cache.clear();
+ m_textureinfo_cache.clear();
for (std::list<video::ITexture*>::iterator iter =
m_texture_trash.begin(); iter != m_texture_trash.end();
@@ -512,7 +469,7 @@ u32 TextureSource::getTextureId(const std::string &name)
/*
See if texture already exists
*/
- JMutexAutoLock lock(m_atlaspointer_cache_mutex);
+ JMutexAutoLock lock(m_textureinfo_cache_mutex);
std::map<std::string, u32>::iterator n;
n = m_name_to_id.find(name);
if(n != m_name_to_id.end())
@@ -591,8 +548,6 @@ bool generate_image(std::string part_of_name, video::IImage *& baseimg,
/*
Generates an image from a full string like
"stone.png^mineral_coal.png^[crack0".
-
- This is used by buildMainAtlas().
*/
video::IImage* generate_image_from_scratch(std::string name,
IrrlichtDevice *device, SourceImageCache *sourcecache);
@@ -625,7 +580,7 @@ u32 TextureSource::getTextureIdDirect(const std::string &name)
See if texture already exists
*/
{
- JMutexAutoLock lock(m_atlaspointer_cache_mutex);
+ JMutexAutoLock lock(m_textureinfo_cache_mutex);
std::map<std::string, u32>::iterator n;
n = m_name_to_id.find(name);
@@ -693,13 +648,11 @@ u32 TextureSource::getTextureIdDirect(const std::string &name)
// If a base image was found, copy it to baseimg
if(base_image_id != 0)
{
- JMutexAutoLock lock(m_atlaspointer_cache_mutex);
-
- SourceAtlasPointer ap = m_atlaspointer_cache[base_image_id];
+ JMutexAutoLock lock(m_textureinfo_cache_mutex);
- video::IImage *image = ap.atlas_img;
+ TextureInfo *ti = &m_textureinfo_cache[base_image_id];
- if(image == NULL)
+ if(ti->img == NULL)
{
infostream<<"getTextureIdDirect(): WARNING: NULL image in "
<<"cache: \""<<base_image_name<<"\""
@@ -707,17 +660,14 @@ u32 TextureSource::getTextureIdDirect(const std::string &name)
}
else
{
- core::dimension2d<u32> dim = ap.intsize;
+ core::dimension2d<u32> dim = ti->img->getDimension();
baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
- core::position2d<s32> pos_to(0,0);
- core::position2d<s32> pos_from = ap.intpos;
-
- image->copyTo(
+ ti->img->copyTo(
baseimg, // target
v2s32(0,0), // position in target
- core::rect<s32>(pos_from, dim) // from
+ core::rect<s32>(v2s32(0,0), dim) // from
);
/*infostream<<"getTextureIdDirect(): Loaded \""
@@ -759,19 +709,11 @@ u32 TextureSource::getTextureIdDirect(const std::string &name)
Add texture to caches (add NULL textures too)
*/
- JMutexAutoLock lock(m_atlaspointer_cache_mutex);
+ JMutexAutoLock lock(m_textureinfo_cache_mutex);
- u32 id = m_atlaspointer_cache.size();
- AtlasPointer ap(id);
- ap.atlas = t;
- ap.pos = v2f(0,0);
- ap.size = v2f(1,1);
- ap.tiled = 0;
- core::dimension2d<u32> baseimg_dim(0,0);
- if(baseimg)
- baseimg_dim = baseimg->getDimension();
- SourceAtlasPointer nap(name, ap, baseimg, v2s32(0,0), baseimg_dim);
- m_atlaspointer_cache.push_back(nap);
+ u32 id = m_textureinfo_cache.size();
+ TextureInfo ti(name, t, baseimg);
+ m_textureinfo_cache.push_back(ti);
m_name_to_id[name] = id;
/*infostream<<"getTextureIdDirect(): "
@@ -782,34 +724,36 @@ u32 TextureSource::getTextureIdDirect(const std::string &name)
std::string TextureSource::getTextureName(u32 id)
{
- JMutexAutoLock lock(m_atlaspointer_cache_mutex);
+ JMutexAutoLock lock(m_textureinfo_cache_mutex);
- if(id >= m_atlaspointer_cache.size())
+ if(id >= m_textureinfo_cache.size())
{
errorstream<<"TextureSource::getTextureName(): id="<<id
- <<" >= m_atlaspointer_cache.size()="
- <<m_atlaspointer_cache.size()<<std::endl;
+ <<" >= m_textureinfo_cache.size()="
+ <<m_textureinfo_cache.size()<<std::endl;
return "";
}
- return m_atlaspointer_cache[id].name;
+ return m_textureinfo_cache[id].name;
}
-
-AtlasPointer TextureSource::getTexture(u32 id)
+video::ITexture* TextureSource::getTexture(u32 id)
{
- JMutexAutoLock lock(m_atlaspointer_cache_mutex);
+ JMutexAutoLock lock(m_textureinfo_cache_mutex);
- if(id >= m_atlaspointer_cache.size())
- return AtlasPointer(0, NULL);
-
- return m_atlaspointer_cache[id].a;
+ if(id >= m_textureinfo_cache.size())
+ return NULL;
+
+ return m_textureinfo_cache[id].texture;
}
-void TextureSource::updateAP(AtlasPointer &ap)
+video::ITexture* TextureSource::getTexture(const std::string &name, u32 *id)
{
- AtlasPointer ap2 = getTexture(ap.id);
- ap = ap2;
+ u32 actual_id = getTextureId(name);
+ if(id){
+ *id = actual_id;
+ }
+ return getTexture(actual_id);
}
void TextureSource::processQueue()
@@ -849,299 +793,29 @@ void TextureSource::insertSourceImage(const std::string &name, video::IImage *im
void TextureSource::rebuildImagesAndTextures()
{
- JMutexAutoLock lock(m_atlaspointer_cache_mutex);
-
- /*// Oh well... just clear everything, they'll load sometime.
- m_atlaspointer_cache.clear();
- m_name_to_id.clear();*/
+ JMutexAutoLock lock(m_textureinfo_cache_mutex);
video::IVideoDriver* driver = m_device->getVideoDriver();
-
- // Remove source images from textures to disable inheriting textures
- // from existing textures
- /*for(u32 i=0; i<m_atlaspointer_cache.size(); i++){
- SourceAtlasPointer *sap = &m_atlaspointer_cache[i];
- sap->atlas_img->drop();
- sap->atlas_img = NULL;
- }*/
-
+
// Recreate textures
- for(u32 i=0; i<m_atlaspointer_cache.size(); i++){
- SourceAtlasPointer *sap = &m_atlaspointer_cache[i];
+ for(u32 i=0; i<m_textureinfo_cache.size(); i++){
+ TextureInfo *ti = &m_textureinfo_cache[i];
video::IImage *img =
- generate_image_from_scratch(sap->name, m_device, &m_sourcecache);
+ generate_image_from_scratch(ti->name, m_device, &m_sourcecache);
// Create texture from resulting image
video::ITexture *t = NULL;
if(img)
- t = driver->addTexture(sap->name.c_str(), img);
- video::ITexture *t_old = sap->a.atlas;
+ t = driver->addTexture(ti->name.c_str(), img);
+ video::ITexture *t_old = ti->texture;
// Replace texture
- sap->a.atlas = t;
- sap->a.pos = v2f(0,0);
- sap->a.size = v2f(1,1);
- sap->a.tiled = 0;
- sap->atlas_img = img;
- sap->intpos = v2s32(0,0);
- sap->intsize = img->getDimension();
+ ti->texture = t;
+ ti->img = img;
if (t_old != 0)
m_texture_trash.push_back(t_old);
}
}
-void TextureSource::buildMainAtlas(class IGameDef *gamedef)
-{
- assert(gamedef->tsrc() == this);
- INodeDefManager *ndef = gamedef->ndef();
-
- infostream<<"TextureSource::buildMainAtlas()"<<std::endl;
-
- //return; // Disable (for testing)
-
- video::IVideoDriver* driver = m_device->getVideoDriver();
- assert(driver);
-
- JMutexAutoLock lock(m_atlaspointer_cache_mutex);
-
- // Create an image of the right size
- core::dimension2d<u32> max_dim = driver->getMaxTextureSize();
- core::dimension2d<u32> atlas_dim(2048,2048);
- atlas_dim.Width = MYMIN(atlas_dim.Width, max_dim.Width);
- atlas_dim.Height = MYMIN(atlas_dim.Height, max_dim.Height);
- video::IImage *atlas_img =
- driver->createImage(video::ECF_A8R8G8B8, atlas_dim);
- //assert(atlas_img);
- if(atlas_img == NULL)
- {
- errorstream<<"TextureSource::buildMainAtlas(): Failed to create atlas "
- "image; not building texture atlas."<<std::endl;
- return;
- }
-
- /*
- Grab list of stuff to include in the texture atlas from the
- main content features
- */
-
- std::set<std::string> sourcelist;
-
- for(u16 j=0; j<MAX_CONTENT+1; j++)
- {
- if(j == CONTENT_IGNORE || j == CONTENT_AIR)
- continue;
- const ContentFeatures &f = ndef->get(j);
- for(u32 i=0; i<6; i++)
- {
- std::string name = f.tiledef[i].name;
- sourcelist.insert(name);
- }
- }
-
- infostream<<"Creating texture atlas out of textures: ";
- for(std::set<std::string>::iterator
- i = sourcelist.begin();
- i != sourcelist.end(); ++i)
- {
- std::string name = *i;
- infostream<<"\""<<name<<"\" ";
- }
- infostream<<std::endl;
-
- // Padding to disallow texture bleeding
- // (16 needed if mipmapping is used; otherwise less will work too)
- s32 padding = 16;
- s32 column_padding = 16;
- s32 column_width = 256; // Space for 16 pieces of 16x16 textures
-
- /*
- First pass: generate almost everything
- */
- core::position2d<s32> pos_in_atlas(0,0);
-
- pos_in_atlas.X = column_padding;
- pos_in_atlas.Y = padding;
-
- for(std::set<std::string>::iterator
- i = sourcelist.begin();
- i != sourcelist.end(); ++i)
- {
- std::string name = *i;
-
- // Generate image by name
- video::IImage *img2 = generate_image_from_scratch(name, m_device,
- &m_sourcecache);
- if(img2 == NULL)
- {
- errorstream<<"TextureSource::buildMainAtlas(): "
- <<"Couldn't generate image \""<<name<<"\""<<std::endl;
- continue;
- }
-
- core::dimension2d<u32> dim = img2->getDimension();
-
- // Don't add to atlas if image is too large
- core::dimension2d<u32> max_size_in_atlas(64,64);
- if(dim.Width > max_size_in_atlas.Width
- || dim.Height > max_size_in_atlas.Height)
- {
- infostream<<"TextureSource::buildMainAtlas(): Not adding "
- <<"\""<<name<<"\" because image is large"<<std::endl;
- continue;
- }
-
- // Wrap columns and stop making atlas if atlas is full
- if(pos_in_atlas.Y + dim.Height > atlas_dim.Height)
- {
- if(pos_in_atlas.X > (s32)atlas_dim.Width - column_width - column_padding){
- errorstream<<"TextureSource::buildMainAtlas(): "
- <<"Atlas is full, not adding more textures."
- <<std::endl;
- break;
- }
- pos_in_atlas.Y = padding;
- pos_in_atlas.X += column_width + column_padding*2;
- }
-
- /*infostream<<"TextureSource::buildMainAtlas(): Adding \""<<name
- <<"\" to texture atlas"<<std::endl;*/
-
- // Tile it a few times in the X direction
- u16 xwise_tiling = column_width / dim.Width;
- if(xwise_tiling > 16) // Limit to 16 (more gives no benefit)
- xwise_tiling = 16;
- for(u32 j=0; j<xwise_tiling; j++)
- {
- // Copy the copy to the atlas
- /*img2->copyToWithAlpha(atlas_img,
- pos_in_atlas + v2s32(j*dim.Width,0),
- core::rect<s32>(v2s32(0,0), dim),
- video::SColor(255,255,255,255),
- NULL);*/
- img2->copyTo(atlas_img,
- pos_in_atlas + v2s32(j*dim.Width,0),
- core::rect<s32>(v2s32(0,0), dim),
- NULL);
- }
-
- // Copy the borders a few times to disallow texture bleeding
- for(u32 side=0; side<2; side++) // top and bottom
- for(s32 y0=0; y0<padding; y0++)
- for(s32 x0=0; x0<(s32)xwise_tiling*(s32)dim.Width; x0++)
- {
- s32 dst_y;
- s32 src_y;
- if(side==0)
- {
- dst_y = y0 + pos_in_atlas.Y + dim.Height;
- src_y = pos_in_atlas.Y + dim.Height - 1;
- }
- else
- {
- dst_y = -y0 + pos_in_atlas.Y-1;
- src_y = pos_in_atlas.Y;
- }
- s32 x = x0 + pos_in_atlas.X;
- video::SColor c = atlas_img->getPixel(x, src_y);
- atlas_img->setPixel(x,dst_y,c);
- }
-
- for(u32 side=0; side<2; side++) // left and right
- for(s32 x0=0; x0<column_padding; x0++)
- for(s32 y0=-padding; y0<(s32)dim.Height+padding; y0++)
- {
- s32 dst_x;
- s32 src_x;
- if(side==0)
- {
- dst_x = x0 + pos_in_atlas.X + dim.Width*xwise_tiling;
- src_x = pos_in_atlas.X + dim.Width*xwise_tiling - 1;
- }
- else
- {
- dst_x = -x0 + pos_in_atlas.X-1;
- src_x = pos_in_atlas.X;
- }
- s32 y = y0 + pos_in_atlas.Y;
- s32 src_y = MYMAX((int)pos_in_atlas.Y, MYMIN((int)pos_in_atlas.Y + (int)dim.Height - 1, y));
- s32 dst_y = y;
- video::SColor c = atlas_img->getPixel(src_x, src_y);
- atlas_img->setPixel(dst_x,dst_y,c);
- }
-
- img2->drop();
-
- /*
- Add texture to caches
- */
-
- bool reuse_old_id = false;
- u32 id = m_atlaspointer_cache.size();
- // Check old id without fetching a texture
- 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 != m_name_to_id.end()){
- id = n->second;
- reuse_old_id = true;
- /*infostream<<"TextureSource::buildMainAtlas(): "
- <<"Replacing old AtlasPointer"<<std::endl;*/
- }
-
- // Create AtlasPointer
- AtlasPointer ap(id);
- ap.atlas = NULL; // Set on the second pass
- ap.pos = v2f((float)pos_in_atlas.X/(float)atlas_dim.Width,
- (float)pos_in_atlas.Y/(float)atlas_dim.Height);
- ap.size = v2f((float)dim.Width/(float)atlas_dim.Width,
- (float)dim.Width/(float)atlas_dim.Height);
- ap.tiled = xwise_tiling;
-
- // Create SourceAtlasPointer and add to containers
- SourceAtlasPointer nap(name, ap, atlas_img, pos_in_atlas, dim);
- if(reuse_old_id)
- m_atlaspointer_cache[id] = nap;
- else
- m_atlaspointer_cache.push_back(nap);
- m_name_to_id[name] = id;
-
- // Increment position
- pos_in_atlas.Y += dim.Height + padding * 2;
- }
-
- /*
- Make texture
- */
- video::ITexture *t = driver->addTexture("__main_atlas__", atlas_img);
- assert(t);
-
- /*
- Second pass: set texture pointer in generated AtlasPointers
- */
- for(std::set<std::string>::iterator
- i = sourcelist.begin();
- i != sourcelist.end(); ++i)
- {
- 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;
- m_atlaspointer_cache[id].a.atlas = t;
- }
-
- /*
- Write image to file so that it can be inspected
- */
- /*std::string atlaspath = porting::path_user
- + DIR_DELIM + "generated_texture_atlas.png";
- infostream<<"Removing and writing texture atlas for inspection to "
- <<atlaspath<<std::endl;
- fs::RecursiveDelete(atlaspath);
- driver->writeImageToFile(atlas_img, atlaspath.c_str());*/
-
- m_forcesingle_suffix = "^[forcesingle";
-}
-
video::IImage* generate_image_from_scratch(std::string name,
IrrlichtDevice *device, SourceImageCache *sourcecache)
{
@@ -1286,30 +960,10 @@ bool generate_image(std::string part_of_name, video::IImage *& baseimg,
<<std::endl;*/
/*
- This is the simplest of all; it just adds stuff to the
- name so that a separate texture is created.
-
- It is used to make textures for stuff that doesn't want
- to implement getting the texture from a bigger texture
- atlas.
- */
- if(part_of_name == "[forcesingle")
- {
- // If base image is NULL, create a random color
- if(baseimg == NULL)
- {
- core::dimension2d<u32> dim(1,1);
- baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
- assert(baseimg);
- baseimg->setPixel(0,0, video::SColor(255,myrand()%256,
- myrand()%256,myrand()%256));
- }
- }
- /*
[crackN
Adds a cracking texture
*/
- else if(part_of_name.substr(0,6) == "[crack")
+ if(part_of_name.substr(0,6) == "[crack")
{
if(baseimg == NULL)
{