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authorAndrei Karas <akaras@inbox.ru>2013-08-31 22:42:10 +0300
committerAndrei Karas <akaras@inbox.ru>2013-08-31 22:42:10 +0300
commit00cda69b883d6354f093be6ee39a7936cb798979 (patch)
treef1daa290abfb53180bd8420a45fe6dff1c7a2ab3 /src/compoundsprite.cpp
parent5919cdc663d5f60a8c5cc7e50ad0c43a18cf9829 (diff)
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diff --git a/src/compoundsprite.cpp b/src/compoundsprite.cpp
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-/*
- * The ManaPlus Client
- * Copyright (C) 2010 The Mana Developers
- * Copyright (C) 2011-2013 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/>.
- */
-
-#include "compoundsprite.h"
-
-#include "client.h"
-#include "configuration.h"
-#include "game.h"
-
-#ifdef USE_OPENGL
-#include "main.h"
-#endif
-
-#include "map.h"
-#include "sdlshared.h"
-
-#include "render/surfacegraphics.h"
-
-#include "resources/image.h"
-#include "resources/imagehelper.h"
-
-#include "utils/dtor.h"
-#include "utils/sdlcheckutils.h"
-
-#include <SDL.h>
-
-#include "debug.h"
-
-static const int BUFFER_WIDTH = 100;
-static const int BUFFER_HEIGHT = 100;
-
-static const unsigned cache_max_size = 10;
-static const unsigned cache_clean_part = 3;
-bool CompoundSprite::mEnableDelay = true;
-
-CompoundSprite::CompoundSprite() :
- imagesCache(),
- mCacheItem(nullptr),
- mImage(nullptr),
- mAlphaImage(nullptr),
- mOffsetX(0),
- mOffsetY(0),
- mSprites(),
- mNextRedrawTime(0),
- mNeedsRedraw(false),
- mEnableAlphaFix(config.getBoolValue("enableAlphaFix")),
- mDisableAdvBeingCaching(config.getBoolValue("disableAdvBeingCaching")),
- mDisableBeingCaching(config.getBoolValue("disableBeingCaching"))
-{
- mAlpha = 1.0f;
-}
-
-CompoundSprite::~CompoundSprite()
-{
- clear();
- mImage = nullptr;
- mAlphaImage = nullptr;
-}
-
-bool CompoundSprite::reset()
-{
- bool ret = false;
- FOR_EACH (SpriteIterator, it, mSprites)
- {
- if (*it)
- ret |= (*it)->reset();
- }
- mNeedsRedraw |= ret;
- return ret;
-}
-
-bool CompoundSprite::play(const std::string &action)
-{
- bool ret = false;
- FOR_EACH (SpriteIterator, it, mSprites)
- {
- if (*it)
- ret |= (*it)->play(action);
- }
- mNeedsRedraw |= ret;
- return ret;
-}
-
-bool CompoundSprite::update(const int time)
-{
- bool ret = false;
- FOR_EACH (SpriteIterator, it, mSprites)
- {
- if (*it)
- ret |= (*it)->update(time);
- }
- mNeedsRedraw |= ret;
- return ret;
-}
-
-bool CompoundSprite::draw(Graphics *const graphics,
- const int posX, const int posY) const
-{
- FUNC_BLOCK("CompoundSprite::draw", 1)
- if (mNeedsRedraw)
- updateImages();
-
- if (mSprites.empty()) // Nothing to draw
- return false;
-
- if (mAlpha == 1.0f && mImage)
- {
- return graphics->drawImage(mImage, posX + mOffsetX, posY + mOffsetY);
- }
- else if (mAlpha && mAlphaImage)
- {
- mAlphaImage->setAlpha(mAlpha);
- return graphics->drawImage(mAlphaImage,
- posX + mOffsetX, posY + mOffsetY);
- }
- else
- {
- drawSprites(graphics, posX, posY);
- }
- return false;
-}
-
-void CompoundSprite::drawSprites(Graphics *const graphics,
- const int posX, const int posY) const
-{
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- if (*it)
- {
- (*it)->setAlpha(mAlpha);
- (*it)->draw(graphics, posX, posY);
- }
- }
-}
-
-void CompoundSprite::drawSpritesSDL(Graphics *const graphics,
- const int posX, const int posY) const
-{
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- if (*it)
- (*it)->draw(graphics, posX, posY);
- }
-}
-
-int CompoundSprite::getWidth() const
-{
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- const Sprite *const base = *it;
- if (base)
- return base->getWidth();
- }
-
- return 0;
-}
-
-int CompoundSprite::getHeight() const
-{
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- const Sprite *const base = *it;
- if (base)
- return base->getHeight();
- }
-
- return 0;
-}
-
-const Image *CompoundSprite::getImage() const
-{
- return mImage;
-}
-
-bool CompoundSprite::setSpriteDirection(const SpriteDirection direction)
-{
- bool ret = false;
- FOR_EACH (SpriteIterator, it, mSprites)
- {
- if (*it)
- ret |= (*it)->setSpriteDirection(direction);
- }
- mNeedsRedraw |= ret;
- return ret;
-}
-
-int CompoundSprite::getNumberOfLayers() const
-{
- if (mImage || mAlphaImage)
- return 1;
- else
- return static_cast<int>(size());
-}
-
-unsigned int CompoundSprite::getCurrentFrame() const
-{
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- if (*it)
- return (*it)->getCurrentFrame();
- }
- return 0;
-}
-
-unsigned int CompoundSprite::getFrameCount() const
-{
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- if (*it)
- return (*it)->getFrameCount();
- }
- return 0;
-}
-
-void CompoundSprite::addSprite(Sprite *const sprite)
-{
- mSprites.push_back(sprite);
- mNeedsRedraw = true;
-}
-
-void CompoundSprite::setSprite(const int layer, Sprite *const sprite)
-{
- // Skip if it won't change anything
- if (mSprites.at(layer) == sprite)
- return;
-
- delete mSprites.at(layer);
- mSprites[layer] = sprite;
- mNeedsRedraw = true;
-}
-
-void CompoundSprite::removeSprite(const int layer)
-{
- // Skip if it won't change anything
- if (!mSprites.at(layer))
- return;
-
- delete mSprites.at(layer);
- mSprites.at(layer) = nullptr;
- mNeedsRedraw = true;
-}
-
-void CompoundSprite::clear()
-{
- // Skip if it won't change anything
- if (!mSprites.empty())
- {
- delete_all(mSprites);
- mSprites.clear();
- }
- mNeedsRedraw = true;
- delete_all(imagesCache);
- imagesCache.clear();
- delete mCacheItem;
- mCacheItem = nullptr;
-}
-
-void CompoundSprite::ensureSize(size_t layerCount)
-{
- // Skip if it won't change anything
- if (mSprites.size() >= layerCount)
- return;
-
-// resize(layerCount, nullptr);
- mSprites.resize(layerCount);
-}
-
-/**
- * Returns the curent frame in the current animation of the given layer.
- */
-unsigned int CompoundSprite::getCurrentFrame(unsigned int layer) const
-{
- if (layer >= mSprites.size())
- return 0;
-
- const Sprite *const s = getSprite(layer);
- if (s)
- return s->getCurrentFrame();
-
- return 0;
-}
-
-/**
- * Returns the frame count in the current animation of the given layer.
- */
-unsigned int CompoundSprite::getFrameCount(unsigned int layer)
-{
- if (layer >= mSprites.size())
- return 0;
-
- const Sprite *const s = getSprite(layer);
- if (s)
- return s->getFrameCount();
-
- return 0;
-}
-
-void CompoundSprite::redraw() const
-{
-#ifndef USE_SDL2
-
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- const int rmask = 0xff000000;
- const int gmask = 0x00ff0000;
- const int bmask = 0x0000ff00;
- const int amask = 0x000000ff;
-#else
- const int rmask = 0x000000ff;
- const int gmask = 0x0000ff00;
- const int bmask = 0x00ff0000;
- const int amask = 0xff000000;
-#endif
-
- SDL_Surface *const surface = MSDL_CreateRGBSurface(SDL_HWSURFACE,
- BUFFER_WIDTH, BUFFER_HEIGHT, 32, rmask, gmask, bmask, amask);
-
- if (!surface)
- return;
-
- SurfaceGraphics *graphics = new SurfaceGraphics();
- graphics->setBlitMode(SurfaceGraphics::BLIT_GFX);
- graphics->setTarget(surface);
- graphics->_beginDraw();
-
- int tileX = 32 / 2;
- int tileY = 32;
-
- const Game *const game = Game::instance();
- if (game)
- {
- const Map *const map = game->getCurrentMap();
- if (map)
- {
- tileX = map->getTileWidth() / 2;
- tileY = map->getTileWidth();
- }
- }
-
- const int posX = BUFFER_WIDTH / 2 - tileX;
- const int posY = BUFFER_HEIGHT - tileY;
-
- mOffsetX = tileX - BUFFER_WIDTH / 2;
- mOffsetY = tileY - BUFFER_HEIGHT;
-
- drawSpritesSDL(graphics, posX, posY);
-
- delete graphics;
- graphics = nullptr;
-
- SDL_Surface *const surfaceA = MSDL_CreateRGBSurface(SDL_HWSURFACE,
- BUFFER_WIDTH, BUFFER_HEIGHT, 32, rmask, gmask, bmask, amask);
-
-#ifdef USE_SDL2
- SDL_SetSurfaceAlphaMod(surface, 255);
-#else
- SDL_SetAlpha(surface, 0, SDL_ALPHA_OPAQUE);
-#endif
- SDL_BlitSurface(surface, nullptr, surfaceA, nullptr);
-
- delete mImage;
- delete mAlphaImage;
-
- mImage = imageHelper->load(surface);
- MSDL_FreeSurface(surface);
-
- if (ImageHelper::mEnableAlpha)
- {
- mAlphaImage = imageHelper->load(surfaceA);
- MSDL_FreeSurface(surfaceA);
- }
- else
- {
- mAlphaImage = nullptr;
- }
-#endif
-}
-
-void CompoundSprite::setAlpha(float alpha)
-{
- if (alpha != mAlpha)
- {
-#ifdef USE_OPENGL
- if (mEnableAlphaFix && imageHelper->useOpenGL() == 0
- && size() > 3)
-#else
- if (mEnableAlphaFix && size() > 3)
-#endif
- {
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- if (*it)
- (*it)->setAlpha(alpha);
- }
- }
- mAlpha = alpha;
- }
-}
-
-void CompoundSprite::updateImages() const
-{
-#ifndef USE_SDL2
-#ifdef USE_OPENGL
- if (imageHelper->useOpenGL())
- return;
-#endif
-
- if (mEnableDelay)
- {
- if (get_elapsed_time1(mNextRedrawTime) < 10)
- return;
- mNextRedrawTime = tick_time;
- }
- mNeedsRedraw = false;
-
- if (!mDisableBeingCaching)
- {
- if (size() <= 3)
- return;
-
- if (!mDisableAdvBeingCaching)
- {
- if (updateFromCache())
- return;
-
- redraw();
-
- if (mImage)
- initCurrentCacheItem();
- }
- else
- {
- redraw();
- }
- }
-#endif
-}
-
-bool CompoundSprite::updateFromCache() const
-{
-#ifndef USE_SDL2
-// static int hits = 0;
-// static int miss = 0;
-
- if (mCacheItem && mCacheItem->image)
- {
- imagesCache.push_front(mCacheItem);
- mCacheItem = nullptr;
- if (imagesCache.size() > cache_max_size)
- {
- for (unsigned f = 0; f < cache_clean_part; f ++)
- {
- CompoundItem *item = imagesCache.back();
- imagesCache.pop_back();
- delete item;
- }
- }
- }
-
-// logger->log("cache size: %d, hit %d, miss %d",
-// (int)imagesCache.size(), hits, miss);
-
- const size_t sz = size();
- FOR_EACH (ImagesCache::iterator, it, imagesCache)
- {
- CompoundItem *const ic = *it;
- if (ic && ic->data.size() == sz)
- {
- bool fail(false);
- VectorPointers::const_iterator it2 = ic->data.begin();
- const VectorPointers::const_iterator it2_end = ic->data.end();
-
- for (SpriteConstIterator it1 = mSprites.begin(),
- it1_end = mSprites.end();
- it1 != it1_end && it2 != it2_end;
- ++ it1, ++ it2)
- {
- const void *ptr1 = nullptr;
- const void *ptr2 = nullptr;
- if (*it1)
- ptr1 = (*it1)->getHash();
- if (*it2)
- ptr2 = *it2;
- if (ptr1 != ptr2)
- {
- fail = true;
- break;
- }
- }
- if (!fail)
- {
-// hits ++;
- mImage = (*it)->image;
- mAlphaImage = (*it)->alphaImage;
- imagesCache.erase(it);
- mCacheItem = ic;
- return true;
- }
- }
- }
- mImage = nullptr;
- mAlphaImage = nullptr;
-// miss++;
-#endif
- return false;
-}
-
-void CompoundSprite::initCurrentCacheItem() const
-{
- delete mCacheItem;
- mCacheItem = new CompoundItem();
- mCacheItem->image = mImage;
- mCacheItem->alphaImage = mAlphaImage;
-// mCacheItem->alpha = mAlpha;
-
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- if (*it)
- mCacheItem->data.push_back((*it)->getHash());
- else
- mCacheItem->data.push_back(nullptr);
- }
-}
-
-bool CompoundSprite::updateNumber(unsigned num)
-{
- bool res(false);
- FOR_EACH (SpriteConstIterator, it, mSprites)
- {
- if (*it)
- {
- if ((*it)->updateNumber(num))
- res = true;
- }
- }
- return res;
-}
-
-CompoundItem::CompoundItem() :
- data(),
- image(nullptr),
- alphaImage(nullptr)
-{
-}
-
-CompoundItem::~CompoundItem()
-{
- delete image;
- delete alphaImage;
-}