3 Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #include "main.h" // for g_settings
27 A cache from texture name to texture path
29 MutexedMap<std::string, std::string> g_texturename_to_path_cache;
32 Replaces the filename extension.
34 std::string image = "a/image.png"
35 replace_ext(image, "jpg")
36 -> image = "a/image.jpg"
37 Returns true on success.
39 static bool replace_ext(std::string &path, const char *ext)
43 // Find place of last dot, fail if \ or / found.
45 for(s32 i=path.size()-1; i>=0; i--)
53 if(path[i] == '\\' || path[i] == '/')
56 // If not found, return an empty string
59 // Else make the new path
60 path = path.substr(0, last_dot_i+1) + ext;
65 Find out the full path of an image by trying different filename
70 static std::string getImagePath(std::string path)
72 // A NULL-ended list of possible image extensions
73 const char *extensions[] = {
74 "png", "jpg", "bmp", "tga",
75 "pcx", "ppm", "psd", "wal", "rgb",
79 const char **ext = extensions;
81 bool r = replace_ext(path, *ext);
84 if(fs::PathExists(path))
87 while((++ext) != NULL);
93 Gets the path to a texture by first checking if the texture exists
94 in texture_path and if not, using the data path.
96 Checks all supported extensions by replacing the original extension.
98 If not found, returns "".
100 Utilizes a thread-safe cache.
102 std::string getTexturePath(const std::string &filename)
104 std::string fullpath = "";
108 bool incache = g_texturename_to_path_cache.get(filename, &fullpath);
113 Check from texture_path
115 std::string texture_path = g_settings.get("texture_path");
116 if(texture_path != "")
118 std::string testpath = texture_path + '/' + filename;
119 // Check all filename extensions. Returns "" if not found.
120 fullpath = getImagePath(testpath);
124 Check from default data directory
128 std::string testpath = porting::getDataPath(filename.c_str());
129 // Check all filename extensions. Returns "" if not found.
130 fullpath = getImagePath(testpath);
133 // Add to cache (also an empty result is cached)
134 g_texturename_to_path_cache.set(filename, fullpath);
144 TextureSource::TextureSource(IrrlichtDevice *device):
146 m_main_atlas_image(NULL),
147 m_main_atlas_texture(NULL)
151 m_atlaspointer_cache_mutex.Init();
153 m_main_thread = get_current_thread_id();
155 // Add a NULL AtlasPointer as the first index, named ""
156 m_atlaspointer_cache.push_back(SourceAtlasPointer(""));
157 m_name_to_id[""] = 0;
159 // Build main texture atlas
160 if(g_settings.getBool("enable_texture_atlas"))
163 dstream<<"INFO: Not building texture atlas."<<std::endl;
166 TextureSource::~TextureSource()
170 void TextureSource::processQueue()
175 if(m_get_texture_queue.size() > 0)
177 GetRequest<std::string, u32, u8, u8>
178 request = m_get_texture_queue.pop();
180 dstream<<"INFO: TextureSource::processQueue(): "
181 <<"got texture request with "
182 <<"name="<<request.key
185 GetResult<std::string, u32, u8, u8>
187 result.key = request.key;
188 result.callers = request.callers;
189 result.item = getTextureIdDirect(request.key);
191 request.dest->push_back(result);
195 u32 TextureSource::getTextureId(const std::string &name)
197 //dstream<<"INFO: getTextureId(): name="<<name<<std::endl;
201 See if texture already exists
203 JMutexAutoLock lock(m_atlaspointer_cache_mutex);
204 core::map<std::string, u32>::Node *n;
205 n = m_name_to_id.find(name);
208 return n->getValue();
215 if(get_current_thread_id() == m_main_thread)
217 return getTextureIdDirect(name);
221 dstream<<"INFO: getTextureId(): Queued: name="<<name<<std::endl;
223 // We're gonna ask the result to be put into here
224 ResultQueue<std::string, u32, u8, u8> result_queue;
226 // Throw a request in
227 m_get_texture_queue.add(name, 0, 0, &result_queue);
229 dstream<<"INFO: Waiting for texture from main thread, name="
234 // Wait result for a second
235 GetResult<std::string, u32, u8, u8>
236 result = result_queue.pop_front(1000);
238 // Check that at least something worked OK
239 assert(result.key == name);
243 catch(ItemNotFoundException &e)
245 dstream<<"WARNING: Waiting for texture timed out."<<std::endl;
250 dstream<<"WARNING: getTextureId(): Failed"<<std::endl;
255 // Draw a progress bar on the image
256 void make_progressbar(float value, video::IImage *image);
259 Generate image based on a string like "stone.png" or "[crack0".
260 if baseimg is NULL, it is created. Otherwise stuff is made on it.
262 bool generate_image(std::string part_of_name, video::IImage *& baseimg,
263 IrrlichtDevice *device);
266 Generates an image from a full string like
267 "stone.png^mineral_coal.png^[crack0".
269 This is used by buildMainAtlas().
271 video::IImage* generate_image_from_scratch(std::string name,
272 IrrlichtDevice *device);
275 This method generates all the textures
277 u32 TextureSource::getTextureIdDirect(const std::string &name)
279 dstream<<"INFO: getTextureIdDirect(): name="<<name<<std::endl;
281 // Empty name means texture 0
284 dstream<<"INFO: getTextureIdDirect(): name is empty"<<std::endl;
289 Calling only allowed from main thread
291 if(get_current_thread_id() != m_main_thread)
293 dstream<<"ERROR: TextureSource::getTextureIdDirect() "
294 "called not from main thread"<<std::endl;
299 See if texture already exists
302 JMutexAutoLock lock(m_atlaspointer_cache_mutex);
304 core::map<std::string, u32>::Node *n;
305 n = m_name_to_id.find(name);
308 dstream<<"INFO: getTextureIdDirect(): name="<<name
309 <<" found in cache"<<std::endl;
310 return n->getValue();
314 dstream<<"INFO: getTextureIdDirect(): name="<<name
315 <<" NOT found in cache. Creating it."<<std::endl;
321 char separator = '^';
324 This is set to the id of the base image.
325 If left 0, there is no base image and a completely new image
328 u32 base_image_id = 0;
330 // Find last meta separator in name
331 s32 last_separator_position = -1;
332 for(s32 i=name.size()-1; i>=0; i--)
334 if(name[i] == separator)
336 last_separator_position = i;
341 If separator was found, construct the base name and make the
342 base image using a recursive call
344 std::string base_image_name;
345 if(last_separator_position != -1)
347 // Construct base name
348 base_image_name = name.substr(0, last_separator_position);
349 dstream<<"INFO: getTextureIdDirect(): Calling itself recursively"
350 " to get base image, name="<<base_image_name<<std::endl;
351 base_image_id = getTextureIdDirect(base_image_name);
354 dstream<<"base_image_id="<<base_image_id<<std::endl;
356 video::IVideoDriver* driver = m_device->getVideoDriver();
359 video::ITexture *t = NULL;
362 An image will be built from files and then converted into a texture.
364 video::IImage *baseimg = NULL;
366 // If a base image was found, copy it to baseimg
367 if(base_image_id != 0)
369 JMutexAutoLock lock(m_atlaspointer_cache_mutex);
371 SourceAtlasPointer ap = m_atlaspointer_cache[base_image_id];
373 video::IImage *image = ap.atlas_img;
377 dstream<<"WARNING: getTextureIdDirect(): NULL image in "
378 <<"cache: \""<<base_image_name<<"\""
383 core::dimension2d<u32> dim = ap.intsize;
385 baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
387 core::position2d<s32> pos_to(0,0);
388 core::position2d<s32> pos_from = ap.intpos;
392 v2s32(0,0), // position in target
393 core::rect<s32>(pos_from, dim) // from
396 dstream<<"INFO: getTextureIdDirect(): Loaded \""
397 <<base_image_name<<"\" from image cache"
403 Parse out the last part of the name of the image and act
407 std::string last_part_of_name = name.substr(last_separator_position+1);
408 dstream<<"last_part_of_name="<<last_part_of_name<<std::endl;
410 // Generate image according to part of name
411 if(generate_image(last_part_of_name, baseimg, m_device) == false)
413 dstream<<"INFO: getTextureIdDirect(): "
414 "failed to generate \""<<last_part_of_name<<"\""
418 // If no resulting image, print a warning
421 dstream<<"WARNING: getTextureIdDirect(): baseimg is NULL (attempted to"
422 " create texture \""<<name<<"\""<<std::endl;
427 // Create texture from resulting image
428 t = driver->addTexture(name.c_str(), baseimg);
432 Add texture to caches (add NULL textures too)
435 JMutexAutoLock lock(m_atlaspointer_cache_mutex);
437 u32 id = m_atlaspointer_cache.size();
443 core::dimension2d<u32> baseimg_dim(0,0);
445 baseimg_dim = baseimg->getDimension();
446 SourceAtlasPointer nap(name, ap, baseimg, v2s32(0,0), baseimg_dim);
447 m_atlaspointer_cache.push_back(nap);
448 m_name_to_id.insert(name, id);
450 dstream<<"INFO: getTextureIdDirect(): name="<<name
451 <<": succesfully returning id="<<id<<std::endl;
456 std::string TextureSource::getTextureName(u32 id)
458 JMutexAutoLock lock(m_atlaspointer_cache_mutex);
460 if(id >= m_atlaspointer_cache.size())
462 dstream<<"WARNING: TextureSource::getTextureName(): id="<<id
463 <<" >= m_atlaspointer_cache.size()="
464 <<m_atlaspointer_cache.size()<<std::endl;
468 return m_atlaspointer_cache[id].name;
472 AtlasPointer TextureSource::getTexture(u32 id)
474 JMutexAutoLock lock(m_atlaspointer_cache_mutex);
476 if(id >= m_atlaspointer_cache.size())
477 return AtlasPointer(0, NULL);
479 return m_atlaspointer_cache[id].a;
482 void TextureSource::buildMainAtlas()
484 dstream<<"TextureSource::buildMainAtlas()"<<std::endl;
486 //return; // Disable (for testing)
488 video::IVideoDriver* driver = m_device->getVideoDriver();
491 JMutexAutoLock lock(m_atlaspointer_cache_mutex);
493 // Create an image of the right size
494 core::dimension2d<u32> atlas_dim(1024,1024);
495 video::IImage *atlas_img =
496 driver->createImage(video::ECF_A8R8G8B8, atlas_dim);
500 A list of stuff to add. This should contain as much of the
501 stuff shown in game as possible, to minimize texture changes.
504 core::array<std::string> sourcelist;
506 sourcelist.push_back("stone.png");
507 sourcelist.push_back("mud.png");
508 sourcelist.push_back("sand.png");
509 sourcelist.push_back("sandstone.png");
510 sourcelist.push_back("clay.png");
511 sourcelist.push_back("brick.png");
512 sourcelist.push_back("grass.png");
513 sourcelist.push_back("grass_footsteps.png");
514 sourcelist.push_back("tree.png");
515 sourcelist.push_back("tree_top.png");
516 sourcelist.push_back("water.png");
517 sourcelist.push_back("leaves.png");
518 sourcelist.push_back("cactus_side.png");
519 sourcelist.push_back("cactus_top.png");
520 sourcelist.push_back("glass.png");
521 sourcelist.push_back("mud.png^grass_side.png");
522 sourcelist.push_back("cobble.png");
524 sourcelist.push_back("stone.png^mineral_coal.png");
525 sourcelist.push_back("stone.png^mineral_iron.png");
526 sourcelist.push_back("mud.png^mineral_coal.png");
527 sourcelist.push_back("mud.png^mineral_iron.png");
528 sourcelist.push_back("sand.png^mineral_coal.png");
529 sourcelist.push_back("sand.png^mineral_iron.png");
531 // Padding to disallow texture bleeding
535 First pass: generate almost everything
537 core::position2d<s32> pos_in_atlas(0,0);
539 pos_in_atlas.Y += padding;
541 for(u32 i=0; i<sourcelist.size(); i++)
543 std::string name = sourcelist[i];
545 /*video::IImage *img = driver->createImageFromFile(
546 getTexturePath(name.c_str()).c_str());
550 core::dimension2d<u32> dim = img->getDimension();
551 // Make a copy with the right color format
552 video::IImage *img2 =
553 driver->createImage(video::ECF_A8R8G8B8, dim);
557 // Generate image by name
558 video::IImage *img2 = generate_image_from_scratch(name, m_device);
561 dstream<<"WARNING: TextureSource::buildMainAtlas(): Couldn't generate texture atlas: Couldn't generate image \""<<name<<"\""<<std::endl;
565 core::dimension2d<u32> dim = img2->getDimension();
567 // Don't add to atlas if image is large
568 core::dimension2d<u32> max_size_in_atlas(32,32);
569 if(dim.Width > max_size_in_atlas.Width
570 || dim.Height > max_size_in_atlas.Height)
572 dstream<<"INFO: TextureSource::buildMainAtlas(): Not adding "
573 <<"\""<<name<<"\" because image is large"<<std::endl;
577 // Stop making atlas if atlas is full
578 if(pos_in_atlas.Y + dim.Height > atlas_dim.Height)
580 dstream<<"WARNING: TextureSource::buildMainAtlas(): "
581 <<"Atlas is full, not adding more textures."
586 // Tile it a few times in the X direction
587 u16 xwise_tiling = 16;
588 for(u32 j=0; j<xwise_tiling; j++)
590 // Copy the copy to the atlas
591 img2->copyToWithAlpha(atlas_img,
592 pos_in_atlas + v2s32(j*dim.Width,0),
593 core::rect<s32>(v2s32(0,0), dim),
594 video::SColor(255,255,255,255),
598 // Copy the borders a few times to disallow texture bleeding
599 for(u32 side=0; side<2; side++) // top and bottom
600 for(s32 y0=0; y0<padding; y0++)
601 for(s32 x0=0; x0<(s32)xwise_tiling*(s32)dim.Width; x0++)
607 dst_y = y0 + pos_in_atlas.Y + dim.Height;
608 src_y = pos_in_atlas.Y + dim.Height - 1;
612 dst_y = -y0 + pos_in_atlas.Y-1;
613 src_y = pos_in_atlas.Y;
615 s32 x = x0 + pos_in_atlas.X * dim.Width;
616 video::SColor c = atlas_img->getPixel(x, src_y);
617 atlas_img->setPixel(x,dst_y,c);
623 Add texture to caches
627 u32 id = m_atlaspointer_cache.size();
629 // Create AtlasPointer
631 ap.atlas = NULL; // Set on the second pass
632 ap.pos = v2f((float)pos_in_atlas.X/(float)atlas_dim.Width,
633 (float)pos_in_atlas.Y/(float)atlas_dim.Height);
634 ap.size = v2f((float)dim.Width/(float)atlas_dim.Width,
635 (float)dim.Width/(float)atlas_dim.Height);
636 ap.tiled = xwise_tiling;
638 // Create SourceAtlasPointer and add to containers
639 SourceAtlasPointer nap(name, ap, atlas_img, pos_in_atlas, dim);
640 m_atlaspointer_cache.push_back(nap);
641 m_name_to_id.insert(name, id);
643 // Increment position
644 pos_in_atlas.Y += dim.Height + padding * 2;
650 video::ITexture *t = driver->addTexture("__main_atlas__", atlas_img);
654 Second pass: set texture pointer in generated AtlasPointers
656 for(u32 i=0; i<sourcelist.size(); i++)
658 std::string name = sourcelist[i];
659 if(m_name_to_id.find(name) == NULL)
661 u32 id = m_name_to_id[name];
662 //dstream<<"id of name "<<name<<" is "<<id<<std::endl;
663 m_atlaspointer_cache[id].a.atlas = t;
667 Write image to file so that it can be inspected
669 /*driver->writeImageToFile(atlas_img,
670 getTexturePath("main_atlas.png").c_str());*/
673 video::IImage* generate_image_from_scratch(std::string name,
674 IrrlichtDevice *device)
676 dstream<<"INFO: generate_image_from_scratch(): "
677 "name="<<name<<std::endl;
679 video::IVideoDriver* driver = device->getVideoDriver();
686 video::IImage *baseimg = NULL;
688 char separator = '^';
690 // Find last meta separator in name
691 s32 last_separator_position = -1;
692 for(s32 i=name.size()-1; i>=0; i--)
694 if(name[i] == separator)
696 last_separator_position = i;
701 /*dstream<<"INFO: generate_image_from_scratch(): "
702 <<"last_separator_position="<<last_separator_position
706 If separator was found, construct the base name and make the
707 base image using a recursive call
709 std::string base_image_name;
710 if(last_separator_position != -1)
712 // Construct base name
713 base_image_name = name.substr(0, last_separator_position);
714 dstream<<"INFO: generate_image_from_scratch(): Calling itself recursively"
715 " to get base image, name="<<base_image_name<<std::endl;
716 baseimg = generate_image_from_scratch(base_image_name, device);
720 Parse out the last part of the name of the image and act
724 std::string last_part_of_name = name.substr(last_separator_position+1);
725 dstream<<"last_part_of_name="<<last_part_of_name<<std::endl;
727 // Generate image according to part of name
728 if(generate_image(last_part_of_name, baseimg, device) == false)
730 dstream<<"INFO: generate_image_from_scratch(): "
731 "failed to generate \""<<last_part_of_name<<"\""
739 bool generate_image(std::string part_of_name, video::IImage *& baseimg,
740 IrrlichtDevice *device)
742 video::IVideoDriver* driver = device->getVideoDriver();
745 // Stuff starting with [ are special commands
746 if(part_of_name[0] != '[')
748 // A normal texture; load it from a file
749 std::string path = getTexturePath(part_of_name.c_str());
750 dstream<<"INFO: getTextureIdDirect(): Loading path \""<<path
753 video::IImage *image = driver->createImageFromFile(path.c_str());
757 dstream<<"WARNING: Could not load image \""<<part_of_name
758 <<"\" from path \""<<path<<"\""
759 <<" while building texture"<<std::endl;
763 dstream<<"WARNING: Creating a dummy"<<" image for \""
764 <<part_of_name<<"\""<<std::endl;
766 // Just create a dummy image
767 //core::dimension2d<u32> dim(2,2);
768 core::dimension2d<u32> dim(1,1);
769 image = driver->createImage(video::ECF_A8R8G8B8, dim);
771 /*image->setPixel(0,0, video::SColor(255,255,0,0));
772 image->setPixel(1,0, video::SColor(255,0,255,0));
773 image->setPixel(0,1, video::SColor(255,0,0,255));
774 image->setPixel(1,1, video::SColor(255,255,0,255));*/
775 image->setPixel(0,0, video::SColor(255,myrand()%256,
776 myrand()%256,myrand()%256));
777 /*image->setPixel(1,0, video::SColor(255,myrand()%256,
778 myrand()%256,myrand()%256));
779 image->setPixel(0,1, video::SColor(255,myrand()%256,
780 myrand()%256,myrand()%256));
781 image->setPixel(1,1, video::SColor(255,myrand()%256,
782 myrand()%256,myrand()%256));*/
785 // If base image is NULL, load as base.
788 dstream<<"INFO: Setting "<<part_of_name<<" as base"<<std::endl;
790 Copy it this way to get an alpha channel.
791 Otherwise images with alpha cannot be blitted on
792 images that don't have alpha in the original file.
794 core::dimension2d<u32> dim = image->getDimension();
795 baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
796 image->copyTo(baseimg);
799 // Else blit on base.
802 dstream<<"INFO: Blitting "<<part_of_name<<" on base"<<std::endl;
803 // Size of the copied area
804 core::dimension2d<u32> dim = image->getDimension();
805 //core::dimension2d<u32> dim(16,16);
806 // Position to copy the blitted to in the base image
807 core::position2d<s32> pos_to(0,0);
808 // Position to copy the blitted from in the blitted image
809 core::position2d<s32> pos_from(0,0);
811 image->copyToWithAlpha(baseimg, pos_to,
812 core::rect<s32>(pos_from, dim),
813 video::SColor(255,255,255,255),
821 // A special texture modification
823 dstream<<"INFO: getTextureIdDirect(): generating special "
824 <<"modification \""<<part_of_name<<"\""
828 This is the simplest of all; it just adds stuff to the
829 name so that a separate texture is created.
831 It is used to make textures for stuff that doesn't want
832 to implement getting the texture from a bigger texture
835 if(part_of_name == "[forcesingle")
840 Adds a cracking texture
842 else if(part_of_name.substr(0,6) == "[crack")
846 dstream<<"WARNING: getTextureIdDirect(): baseimg==NULL "
847 <<"for part_of_name="<<part_of_name
848 <<", cancelling."<<std::endl;
852 // Crack image number
853 u16 progression = stoi(part_of_name.substr(6));
855 // Size of the base image
856 core::dimension2d<u32> dim_base = baseimg->getDimension();
861 It is an image with a number of cracking stages
864 video::IImage *img_crack = driver->createImageFromFile(
865 getTexturePath("crack.png").c_str());
869 // Dimension of original image
870 core::dimension2d<u32> dim_crack
871 = img_crack->getDimension();
872 // Count of crack stages
873 u32 crack_count = dim_crack.Height / dim_crack.Width;
875 if(progression > crack_count-1)
876 progression = crack_count-1;
877 // Dimension of a single scaled crack stage
878 core::dimension2d<u32> dim_crack_scaled_single(
882 // Dimension of scaled size
883 core::dimension2d<u32> dim_crack_scaled(
884 dim_crack_scaled_single.Width,
885 dim_crack_scaled_single.Height * crack_count
887 // Create scaled crack image
888 video::IImage *img_crack_scaled = driver->createImage(
889 video::ECF_A8R8G8B8, dim_crack_scaled);
892 // Scale crack image by copying
893 img_crack->copyToScaling(img_crack_scaled);
895 // Position to copy the crack from
896 core::position2d<s32> pos_crack_scaled(
898 dim_crack_scaled_single.Height * progression
901 // This tiling does nothing currently but is useful
902 for(u32 y0=0; y0<dim_base.Height
903 / dim_crack_scaled_single.Height; y0++)
904 for(u32 x0=0; x0<dim_base.Width
905 / dim_crack_scaled_single.Width; x0++)
907 // Position to copy the crack to in the base image
908 core::position2d<s32> pos_base(
909 x0*dim_crack_scaled_single.Width,
910 y0*dim_crack_scaled_single.Height
912 // Rectangle to copy the crack from on the scaled image
913 core::rect<s32> rect_crack_scaled(
915 dim_crack_scaled_single
918 img_crack_scaled->copyToWithAlpha(baseimg, pos_base,
920 video::SColor(255,255,255,255),
924 img_crack_scaled->drop();
931 [combine:WxH:X,Y=filename:X,Y=filename2
932 Creates a bigger texture from an amount of smaller ones
934 else if(part_of_name.substr(0,8) == "[combine")
936 Strfnd sf(part_of_name);
938 u32 w0 = stoi(sf.next("x"));
939 u32 h0 = stoi(sf.next(":"));
940 dstream<<"INFO: combined w="<<w0<<" h="<<h0<<std::endl;
941 core::dimension2d<u32> dim(w0,h0);
942 baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
943 while(sf.atend() == false)
945 u32 x = stoi(sf.next(","));
946 u32 y = stoi(sf.next("="));
947 std::string filename = sf.next(":");
948 dstream<<"INFO: Adding \""<<filename
949 <<"\" to combined ("<<x<<","<<y<<")"
951 video::IImage *img = driver->createImageFromFile(
952 getTexturePath(filename.c_str()).c_str());
955 core::dimension2d<u32> dim = img->getDimension();
956 dstream<<"INFO: Size "<<dim.Width
957 <<"x"<<dim.Height<<std::endl;
958 core::position2d<s32> pos_base(x, y);
959 video::IImage *img2 =
960 driver->createImage(video::ECF_A8R8G8B8, dim);
963 img2->copyToWithAlpha(baseimg, pos_base,
964 core::rect<s32>(v2s32(0,0), dim),
965 video::SColor(255,255,255,255),
971 dstream<<"WARNING: img==NULL"<<std::endl;
977 Adds a progress bar, 0.0 <= N <= 1.0
979 else if(part_of_name.substr(0,12) == "[progressbar")
983 dstream<<"WARNING: getTextureIdDirect(): baseimg==NULL "
984 <<"for part_of_name="<<part_of_name
985 <<", cancelling."<<std::endl;
989 float value = stof(part_of_name.substr(12));
990 make_progressbar(value, baseimg);
993 "[noalpha:filename.png"
994 Use an image without it's alpha channel.
995 Used for the leaves texture when in old leaves mode, so
996 that the transparent parts don't look completely black
997 when simple alpha channel is used for rendering.
999 else if(part_of_name.substr(0,8) == "[noalpha")
1003 dstream<<"WARNING: getTextureIdDirect(): baseimg!=NULL "
1004 <<"for part_of_name="<<part_of_name
1005 <<", cancelling."<<std::endl;
1009 std::string filename = part_of_name.substr(9);
1011 std::string path = getTexturePath(filename.c_str());
1013 dstream<<"INFO: getTextureIdDirect(): Loading path \""<<path
1016 video::IImage *image = driver->createImageFromFile(path.c_str());
1020 dstream<<"WARNING: getTextureIdDirect(): Loading path \""
1021 <<path<<"\" failed"<<std::endl;
1025 core::dimension2d<u32> dim = image->getDimension();
1026 baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
1028 // Set alpha to full
1029 for(u32 y=0; y<dim.Height; y++)
1030 for(u32 x=0; x<dim.Width; x++)
1032 video::SColor c = image->getPixel(x,y);
1034 image->setPixel(x,y,c);
1037 image->copyTo(baseimg);
1043 [inventorycube{topimage{leftimage{rightimage
1044 In every subimage, replace ^ with &.
1045 Create an "inventory cube".
1046 NOTE: This should be used only on its own.
1047 Example (a grass block (not actually used in game):
1048 "[inventorycube{grass.png{mud.png&grass_side.png{mud.png&grass_side.png"
1050 else if(part_of_name.substr(0,14) == "[inventorycube")
1054 dstream<<"WARNING: getTextureIdDirect(): baseimg!=NULL "
1055 <<"for part_of_name="<<part_of_name
1056 <<", cancelling."<<std::endl;
1060 str_replace_char(part_of_name, '&', '^');
1061 Strfnd sf(part_of_name);
1063 std::string imagename_top = sf.next("{");
1064 std::string imagename_left = sf.next("{");
1065 std::string imagename_right = sf.next("{");
1070 if(driver->queryFeature(video::EVDF_RENDER_TO_TARGET) == false)
1072 dstream<<"WARNING: getTextureIdDirect(): EVDF_RENDER_TO_TARGET"
1073 " not supported. Creating fallback image"<<std::endl;
1074 baseimg = generate_image_from_scratch(
1075 imagename_top, device);
1081 dstream<<"INFO: inventorycube w="<<w0<<" h="<<h0<<std::endl;
1082 core::dimension2d<u32> dim(w0,h0);
1084 // Generate images for the faces of the cube
1085 video::IImage *img_top = generate_image_from_scratch(
1086 imagename_top, device);
1087 video::IImage *img_left = generate_image_from_scratch(
1088 imagename_left, device);
1089 video::IImage *img_right = generate_image_from_scratch(
1090 imagename_right, device);
1091 assert(img_top && img_left && img_right);
1093 // TODO: Create textures from images
1094 video::ITexture *texture_top = driver->addTexture(
1095 (imagename_top + "__temp__").c_str(), img_top);
1096 assert(texture_top);
1103 // Create render target texture
1104 video::ITexture *rtt = NULL;
1105 std::string rtt_name = part_of_name + "_RTT";
1106 rtt = driver->addRenderTargetTexture(dim, rtt_name.c_str(),
1107 video::ECF_A8R8G8B8);
1110 // Set render target
1111 driver->setRenderTarget(rtt, true, true,
1112 video::SColor(0,0,0,0));
1114 // Get a scene manager
1115 scene::ISceneManager *smgr_main = device->getSceneManager();
1117 scene::ISceneManager *smgr = smgr_main->createNewSceneManager();
1122 - An unit cube is centered at 0,0,0
1123 - Camera looks at cube from Y+, Z- towards Y-, Z+
1124 NOTE: Cube has to be changed to something else because
1125 the textures cannot be set individually (or can they?)
1128 scene::ISceneNode* cube = smgr->addCubeSceneNode(1.0, NULL, -1,
1129 v3f(0,0,0), v3f(0, 45, 0));
1130 // Set texture of cube
1131 cube->setMaterialTexture(0, texture_top);
1132 //cube->setMaterialFlag(video::EMF_LIGHTING, false);
1133 cube->setMaterialFlag(video::EMF_ANTI_ALIASING, false);
1134 cube->setMaterialFlag(video::EMF_BILINEAR_FILTER, false);
1136 scene::ICameraSceneNode* camera = smgr->addCameraSceneNode(0,
1137 v3f(0, 1.0, -1.5), v3f(0, 0, 0));
1138 // Set orthogonal projection
1139 core::CMatrix4<f32> pm;
1140 pm.buildProjectionMatrixOrthoLH(1.65, 1.65, 0, 100);
1141 camera->setProjectionMatrix(pm, true);
1143 /*scene::ILightSceneNode *light =*/ smgr->addLightSceneNode(0,
1144 v3f(-50, 100, 0), video::SColorf(0.5,0.5,0.5), 1000);
1146 smgr->setAmbientLight(video::SColorf(0.2,0.2,0.2));
1149 driver->beginScene(true, true, video::SColor(0,0,0,0));
1153 // NOTE: The scene nodes should not be dropped, otherwise
1154 // smgr->drop() segfaults
1158 // Drop scene manager
1161 // Unset render target
1162 driver->setRenderTarget(0, true, true, 0);
1164 //TODO: Free textures of images
1165 driver->removeTexture(texture_top);
1167 // Create image of render target
1168 video::IImage *image = driver->createImage(rtt, v2s32(0,0), dim);
1172 baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
1176 image->copyTo(baseimg);
1183 dstream<<"WARNING: getTextureIdDirect(): Invalid "
1184 " modification: \""<<part_of_name<<"\""<<std::endl;
1191 void make_progressbar(float value, video::IImage *image)
1196 core::dimension2d<u32> size = image->getDimension();
1198 u32 barheight = size.Height/16;
1199 u32 barpad_x = size.Width/16;
1200 u32 barpad_y = size.Height/16;
1201 u32 barwidth = size.Width - barpad_x*2;
1202 v2u32 barpos(barpad_x, size.Height - barheight - barpad_y);
1204 u32 barvalue_i = (u32)(((float)barwidth * value) + 0.5);
1206 video::SColor active(255,255,0,0);
1207 video::SColor inactive(255,0,0,0);
1208 for(u32 x0=0; x0<barwidth; x0++)
1215 u32 x = x0 + barpos.X;
1216 for(u32 y=barpos.Y; y<barpos.Y+barheight; y++)
1218 image->setPixel(x,y, *c);