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-rw-r--r--src/resources/atlas/atlasmanager.cpp555
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diff --git a/src/resources/atlas/atlasmanager.cpp b/src/resources/atlas/atlasmanager.cpp
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--- a/src/resources/atlas/atlasmanager.cpp
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-/*
- * The ManaPlus Client
- * Copyright (C) 2012-2017 The ManaPlus Developers
- *
- * This file is part of The ManaPlus Client.
- *
- * This program 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
- * 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, see <http://www.gnu.org/licenses/>.
- */
-
-#ifdef USE_OPENGL
-
-#include "resources/atlas/atlasmanager.h"
-
-#include "settings.h"
-
-#ifdef DEBUG_IMAGES
-#include "logger.h"
-#endif // DEBUG_IMAGES
-
-#include "fs/virtfs/rwops.h"
-
-#include "utils/mathutils.h"
-#include "utils/sdlcheckutils.h"
-
-#include "resources/openglimagehelper.h"
-
-#include "resources/atlas/atlasresource.h"
-#include "resources/atlas/textureatlas.h"
-
-#include "resources/dye/dye.h"
-
-#include "resources/resourcemanager/resourcemanager.h"
-
-PRAGMA48(GCC diagnostic push)
-PRAGMA48(GCC diagnostic ignored "-Wshadow")
-#ifndef SDL_BIG_ENDIAN
-#include <SDL_endian.h>
-#endif // SDL_BYTEORDER
-PRAGMA48(GCC diagnostic pop)
-
-#include "utils/checkutils.h"
-
-#include "debug.h"
-
-AtlasManager::AtlasManager()
-{
-}
-
-AtlasResource *AtlasManager::loadTextureAtlas(const std::string &name,
- const StringVect &files)
-{
- BLOCK_START("AtlasManager::loadTextureAtlas")
- STD_VECTOR<TextureAtlas*> atlases;
- STD_VECTOR<Image*> images;
- AtlasResource *resource = new AtlasResource;
-
- loadImages(files, images);
- int maxSize = OpenGLImageHelper::getTextureSize();
-#if !defined(ANDROID) && !defined(__APPLE__)
- int sz = settings.textureSize;
- if (maxSize > sz)
- maxSize = sz;
-#endif // !defined(ANDROID) && !defined(__APPLE__)
-
- // sorting images on atlases.
- simpleSort(name, atlases, images, maxSize);
-
- FOR_EACH (STD_VECTOR<TextureAtlas*>::iterator, it, atlases)
- {
- TextureAtlas *const atlas = *it;
- if (atlas == nullptr)
- continue;
-
- createSDLAtlas(atlas);
- if (atlas->atlasImage == nullptr)
- continue;
- convertAtlas(atlas);
- resource->atlases.push_back(atlas);
- }
-
- BLOCK_END("AtlasManager::loadTextureAtlas")
- return resource;
-}
-
-AtlasResource *AtlasManager::loadEmptyAtlas(const std::string &name,
- const StringVect &files)
-{
- STD_VECTOR<TextureAtlas*> atlases;
- STD_VECTOR<Image*> images;
- AtlasResource *resource = new AtlasResource;
-
- loadEmptyImages(files, images);
-
- // sorting images on atlases.
- emptySort(name, atlases, images);
-
- FOR_EACH (STD_VECTOR<TextureAtlas*>::iterator, it, atlases)
- {
- TextureAtlas *const atlas = *it;
- if (atlas == nullptr)
- continue;
-
- atlas->atlasImage = new Image(0,
- 1024, 1024,
- 1024, 1024);
- // convert SDL images to OpenGL
- convertEmptyAtlas(atlas);
-
- resource->atlases.push_back(atlas);
- }
-
- BLOCK_END("AtlasManager::loadTextureAtlas")
- return resource;
-}
-
-void AtlasManager::loadImages(const StringVect &files,
- STD_VECTOR<Image*> &images)
-{
- BLOCK_START("AtlasManager::loadImages")
-
- FOR_EACH (StringVectCIter, it, files)
- {
- const std::string str = *it;
- // check is image with same name already in cache
- // and if yes, move it to deleted set
- Resource *const res = ResourceManager::getTempResource(str);
- if (res != nullptr)
- {
- // increase counter because in moveToDeleted it will be decreased.
- res->incRef();
- ResourceManager::moveToDeleted(res);
- }
-
- std::string path = str;
- const size_t p = path.find('|');
- Dye *d = nullptr;
- if (p != std::string::npos)
- {
- d = new Dye(path.substr(p + 1));
- path = path.substr(0, p);
- }
-
- SDL_RWops *const rw = VirtFs::rwopsOpenRead(path);
- if (rw != nullptr)
- {
- Image *const image = d != nullptr ?
- surfaceImageHelper->load(rw, *d)
- : surfaceImageHelper->load(rw);
-
- if (image != nullptr)
- {
- image->mIdPath = str;
-#ifdef DEBUG_IMAGES
- logger->log("set name %p, %s", static_cast<void*>(image),
- image->mIdPath.c_str());
-#endif // DEBUG_IMAGES
-
- images.push_back(image);
- }
- }
- delete d;
- }
- BLOCK_END("AtlasManager::loadImages")
-}
-
-void AtlasManager::loadEmptyImages(const StringVect &files,
- STD_VECTOR<Image*> &images)
-{
- BLOCK_START("AtlasManager::loadEmptyImages")
-
- FOR_EACH (StringVectCIter, it, files)
- {
- const std::string str = *it;
- // check is image with same name already in cache
- // and if yes, move it to deleted set
- Resource *const res = ResourceManager::getTempResource(str);
- if (res != nullptr)
- {
- // increase counter because in moveToDeleted it will be decreased.
- res->incRef();
- ResourceManager::moveToDeleted(res);
- }
-
- Image *const image = new Image(0,
- 2048, 2048,
- 2048, 2048);
- image->mIdPath = str;
- images.push_back(image);
- }
- BLOCK_END("AtlasManager::loadEmptyImages")
-}
-
-void AtlasManager::simpleSort(const std::string &restrict name,
- STD_VECTOR<TextureAtlas*> &restrict atlases,
- const STD_VECTOR<Image*> &restrict images,
- int size)
-{
- BLOCK_START("AtlasManager::simpleSort")
- int x = 0;
- int y = 0;
- int tempHeight = 0;
- TextureAtlas *atlas = new TextureAtlas;
- STD_VECTOR<Image*>::const_iterator it = images.begin();
- const STD_VECTOR<Image*>::const_iterator it_end = images.end();
- for (it = images.begin(); it != it_end; ++ it)
- {
- const Image *const img = *it;
- if (img != nullptr)
- {
- atlas->name = std::string("atlas_").append(name).append(
- "_").append(img->mIdPath);
- break;
- }
- }
-
- for (it = images.begin(); it != it_end; ++ it)
- {
- Image *const img = *it;
- if (img != nullptr)
- {
- AtlasItem *const item = new AtlasItem(img);
- item->name = img->mIdPath;
- // start next line
- if (x + img->mBounds.w > size)
- {
- x = 0;
- y += tempHeight;
- tempHeight = 0;
- }
-
- // can't put image with this height
- if (y + img->mBounds.h > size)
- {
- x = 0;
- y = 0;
- atlases.push_back(atlas);
- atlas = new TextureAtlas;
- atlas->name = std::string("atlas_").append(name).append(
- "_").append(img->mIdPath);
- }
-
- if (img->mBounds.h > tempHeight)
- tempHeight = img->mBounds.h;
-
- item->x = x;
- item->y = y;
- atlas->items.push_back(item);
-
- // continue put textures in line
- x += img->mBounds.w;
- if (x > atlas->width)
- atlas->width = x;
- if (y + img->mBounds.h > atlas->height)
- atlas->height = y + img->mBounds.h;
- }
- }
- if (!atlas->items.empty())
- atlases.push_back(atlas);
- else
- delete atlas;
- BLOCK_END("AtlasManager::simpleSort")
-}
-
-void AtlasManager::emptySort(const std::string &restrict name,
- STD_VECTOR<TextureAtlas*> &restrict atlases,
- const STD_VECTOR<Image*> &restrict images)
-{
- BLOCK_START("AtlasManager::simpleSort")
- TextureAtlas *atlas = new TextureAtlas;
- STD_VECTOR<Image*>::const_iterator it = images.begin();
- const STD_VECTOR<Image*>::const_iterator it_end = images.end();
- for (it = images.begin(); it != it_end; ++ it)
- {
- const Image *const img = *it;
- if (img != nullptr)
- {
- atlas->name = std::string("atlas_").append(name).append(
- "_").append(img->mIdPath);
- break;
- }
- }
-
- for (it = images.begin(); it != it_end; ++ it)
- {
- Image *const img = *it;
- if (img != nullptr)
- {
- AtlasItem *const item = new AtlasItem(img);
- item->name = img->mIdPath;
- item->x = 0;
- item->y = 0;
- atlas->items.push_back(item);
- }
- }
- if (!atlas->items.empty())
- atlases.push_back(atlas);
- else
- delete atlas;
- BLOCK_END("AtlasManager::simpleSort")
-}
-
-void AtlasManager::createSDLAtlas(TextureAtlas *const atlas)
-{
- BLOCK_START("AtlasManager::createSDLAtlas")
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- const unsigned int rmask = 0xff000000;
- const unsigned int gmask = 0x00ff0000;
- const unsigned int bmask = 0x0000ff00;
- const unsigned int amask = 0x000000ff;
-#else // SDL_BYTEORDER == SDL_BIG_ENDIAN
-
- const unsigned int rmask = 0x000000ff;
- const unsigned int gmask = 0x0000ff00;
- const unsigned int bmask = 0x00ff0000;
- const unsigned int amask = 0xff000000;
-#endif // SDL_BYTEORDER == SDL_BIG_ENDIAN
-
- // do not create atlas based on only one image
- if (atlas->items.size() == 1)
- {
- logger->log("Skip atlas creation because only one image in atlas.");
- BLOCK_END("AtlasManager::createSDLAtlas")
- return;
- }
-
- // using only power of two sizes.
- atlas->width = powerOfTwo(atlas->width);
- atlas->height = powerOfTwo(atlas->height);
-
- const int width = atlas->width;
- const int height = atlas->height;
- BLOCK_START("AtlasManager::createSDLAtlas create surface")
- // temp SDL surface for atlas
- SDL_Surface *const surface = MSDL_CreateRGBSurface(SDL_SWSURFACE,
- width, height, 32U, rmask, gmask, bmask, amask);
- if (surface == nullptr)
- {
- reportAlways("Error creating surface for atlas. Size: %dx%d",
- width,
- height);
- BLOCK_END("AtlasManager::createSDLAtlas")
- return;
- }
- BLOCK_END("AtlasManager::createSDLAtlas create surface")
-
-#ifdef OPENGLERRORS
- logger->log("OpenGL debug: creating atlase %dx%d", width, height);
-#endif // OPENGLERRORS
-
- Image *image = imageHelper->loadSurface(surface);
- // free SDL atlas surface
- MSDL_FreeSurface(surface);
- if (image == nullptr)
- {
- reportAlways("Error converting surface to texture. Size: %dx%d",
- width,
- height);
- return;
- }
-
- // drawing SDL images to surface
- FOR_EACH (STD_VECTOR<AtlasItem*>::iterator, it, atlas->items)
- {
- AtlasItem *const item = *it;
- imageHelper->copySurfaceToImage(image, item->x, item->y,
- item->image->mSDLSurface);
-#ifdef OPENGLERRORS
- logger->log("OpenGL debug: put atlas image %s (size %dx%d),"
- " into %d,%d to %d,%d",
- item->name.c_str(),
- item->image->mSDLSurface->w,
- item->image->mSDLSurface->h,
- item->x,
- item->y,
- item->x + item->image->mSDLSurface->w - 1,
- item->y + item->image->mSDLSurface->h - 1);
- if (item->x >= width)
- logger->log("OpenGL error: start x position outside of atlas");
- if (item->y >= height)
- logger->log("OpenGL error: start y position outside of atlas");
- if (item->x + item->image->mSDLSurface->w - 1 >= width)
- logger->log("OpenGL error: end x position outside of atlas");
- if (item->y + item->image->mSDLSurface->h - 1 >= height)
- logger->log("OpenGL error: end y position outside of atlas");
-#endif // OPENGLERRORS
- }
- atlas->atlasImage = image;
- BLOCK_END("AtlasManager::createSDLAtlas")
-}
-
-void AtlasManager::convertEmptyAtlas(TextureAtlas *const atlas)
-{
- // no check for null pointer in atlas because it was in caller
- // convert surface to OpemGL image
- Image *const oldImage = atlas->atlasImage;
-
- if (oldImage->mSDLSurface != nullptr)
- {
- atlas->atlasImage = imageHelper->loadSurface(
- atlas->atlasImage->mSDLSurface);
- oldImage->decRef();
- }
-
- Image *const image = atlas->atlasImage;
- if (image == nullptr)
- return;
-
- image->mIdPath = atlas->name;
-#ifdef DEBUG_IMAGES
- logger->log("set name %p, %s", static_cast<void*>(image),
- image->mIdPath.c_str());
-#endif // DEBUG_IMAGES
-
- image->incRef();
-
- FOR_EACH (STD_VECTOR<AtlasItem*>::iterator, it, atlas->items)
- {
- AtlasItem *const item = *it;
- // delete SDL Image
- delete item->image;
- // store OpenGL image
- item->image = image->getSubImage(item->x, item->y,
- item->width, item->height);
- Image *const image2 = item->image;
- if (image2 != nullptr)
- {
- image2->mIdPath = item->name;
-#ifdef DEBUG_IMAGES
- logger->log("set empty name %p, %s", static_cast<void*>(image2),
- image2->mIdPath.c_str());
-#endif // DEBUG_IMAGES
-
- image2->incRef();
- }
- }
-}
-
-void AtlasManager::convertAtlas(TextureAtlas *const atlas)
-{
- // no check for null pointer in atlas because it was in caller
- // convert surface to OpemGL image
- Image *const oldImage = atlas->atlasImage;
-
- if (oldImage->mSDLSurface != nullptr)
- {
- atlas->atlasImage = imageHelper->loadSurface(
- atlas->atlasImage->mSDLSurface);
- oldImage->decRef();
- }
-
- Image *const image = atlas->atlasImage;
- if (image == nullptr)
- return;
-
- image->mIdPath = atlas->name;
-#ifdef DEBUG_IMAGES
- logger->log("set name %p, %s", static_cast<void*>(image),
- image->mIdPath.c_str());
-#endif // DEBUG_IMAGES
-
- image->incRef();
-
- FOR_EACH (STD_VECTOR<AtlasItem*>::iterator, it, atlas->items)
- {
- AtlasItem *const item = *it;
- // delete SDL Image
- delete item->image;
- // store OpenGL image
- item->image = image->getSubImage(item->x, item->y,
- item->width, item->height);
- Image *const image2 = item->image;
- if (image2 != nullptr)
- {
- image2->mIdPath = item->name;
-#ifdef DEBUG_IMAGES
- logger->log("set name %p, %s", static_cast<void*>(image2),
- image2->mIdPath.c_str());
-#endif // DEBUG_IMAGES
-
- image2->incRef();
- }
- }
-}
-
-void AtlasManager::injectToResources(const AtlasResource *const resource)
-{
- if (resource == nullptr)
- return;
- FOR_EACH (STD_VECTOR<TextureAtlas*>::const_iterator,
- it, resource->atlases)
- {
- // add each atlas image to resources
- TextureAtlas *const atlas = *it;
- if (atlas != nullptr)
- {
- Image *const image = atlas->atlasImage;
- if (image != nullptr)
- ResourceManager::addResource(atlas->name, image);
- FOR_EACH (STD_VECTOR<AtlasItem*>::iterator, it2, atlas->items)
- {
- AtlasItem *const item = *it2;
- if (item == nullptr)
- continue;
- // add each atlas sub image to resources
- ResourceManager::addResource(item->name, item->image);
- }
- }
- }
-}
-
-void AtlasManager::moveToDeleted(AtlasResource *const resource)
-{
- if (resource == nullptr)
- return;
- FOR_EACH (STD_VECTOR<TextureAtlas*>::iterator, it, resource->atlases)
- {
- // move each atlas image to deleted
- TextureAtlas *const atlas = *it;
- if (atlas != nullptr)
- {
- Image *const image = atlas->atlasImage;
- if (image != nullptr)
- {
- // move each atlas image to deleted
- ResourceManager::moveToDeleted(image);
- }
- FOR_EACH (STD_VECTOR<AtlasItem*>::iterator, it2, atlas->items)
- {
- AtlasItem *const item = *it2;
- if (item != nullptr)
- {
- Image *const image2 = item->image;
- if (image2 != nullptr)
- {
- // move each atlas sub image to deleted
- ResourceManager::moveToDeleted(image2);
- }
- }
- }
- }
- }
-}
-
-#endif // USE_OPENGL
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