mirror of
https://github.com/vcmi/vcmi.git
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1305 lines
32 KiB
C++
1305 lines
32 KiB
C++
/*
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* CAnimation.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "CAnimation.h"
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#include "SDL_Extensions.h"
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#include "ColorFilter.h"
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#include "../CBitmapHandler.h"
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#include "../Graphics.h"
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#include "../../lib/filesystem/Filesystem.h"
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#include "../../lib/filesystem/ISimpleResourceLoader.h"
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#include "../../lib/JsonNode.h"
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#include "../../lib/CRandomGenerator.h"
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#include "../../lib/vcmi_endian.h"
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#include <SDL_surface.h>
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class SDLImageLoader;
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typedef std::map <size_t, std::vector <JsonNode> > source_map;
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typedef std::map<size_t, IImage* > image_map;
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typedef std::map<size_t, image_map > group_map;
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/// Class for def loading
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/// After loading will store general info (palette and frame offsets) and pointer to file itself
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class CDefFile
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{
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private:
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PACKED_STRUCT_BEGIN
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struct SSpriteDef
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{
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ui32 size;
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ui32 format; /// format in which pixel data is stored
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ui32 fullWidth; /// full width and height of frame, including borders
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ui32 fullHeight;
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ui32 width; /// width and height of pixel data, borders excluded
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ui32 height;
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si32 leftMargin;
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si32 topMargin;
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} PACKED_STRUCT_END;
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//offset[group][frame] - offset of frame data in file
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std::map<size_t, std::vector <size_t> > offset;
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std::unique_ptr<ui8[]> data;
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std::unique_ptr<SDL_Color[]> palette;
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public:
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CDefFile(std::string Name);
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~CDefFile();
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//load frame as SDL_Surface
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template<class ImageLoader>
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void loadFrame(size_t frame, size_t group, ImageLoader &loader) const;
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const std::map<size_t, size_t> getEntries() const;
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};
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/*
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* Wrapper around SDL_Surface
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*/
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class SDLImage : public IImage
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{
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public:
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const static int DEFAULT_PALETTE_COLORS = 256;
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//Surface without empty borders
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SDL_Surface * surf;
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//size of left and top borders
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Point margins;
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//total size including borders
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Point fullSize;
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public:
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//Load image from def file
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SDLImage(CDefFile *data, size_t frame, size_t group=0);
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//Load from bitmap file
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SDLImage(std::string filename);
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SDLImage(const JsonNode & conf);
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//Create using existing surface, extraRef will increase refcount on SDL_Surface
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SDLImage(SDL_Surface * from, bool extraRef);
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~SDLImage();
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// Keep the original palette, in order to do color switching operation
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void savePalette();
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void draw(SDL_Surface * where, int posX=0, int posY=0, const Rect *src=nullptr) const override;
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void draw(SDL_Surface * where, const Rect * dest, const Rect * src) const override;
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std::shared_ptr<IImage> scaleFast(const Point & size) const override;
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void exportBitmap(const boost::filesystem::path & path) const override;
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void playerColored(PlayerColor player) override;
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void setFlagColor(PlayerColor player) override;
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bool isTransparent(const Point & coords) const override;
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Point dimensions() const override;
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void horizontalFlip() override;
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void verticalFlip() override;
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void shiftPalette(int from, int howMany) override;
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void adjustPalette(const ColorFilter & shifter, size_t colorsToSkip) override;
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void resetPalette(int colorID) override;
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void resetPalette() override;
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void setAlpha(uint8_t value) override;
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void setSpecialPallete(const SpecialPalette & SpecialPalette) override;
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friend class SDLImageLoader;
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private:
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SDL_Palette * originalPalette;
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};
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class SDLImageLoader
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{
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SDLImage * image;
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ui8 * lineStart;
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ui8 * position;
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public:
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//load size raw pixels from data
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inline void Load(size_t size, const ui8 * data);
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//set size pixels to color
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inline void Load(size_t size, ui8 color=0);
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inline void EndLine();
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//init image with these sizes and palette
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inline void init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal);
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SDLImageLoader(SDLImage * Img);
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~SDLImageLoader();
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};
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std::shared_ptr<IImage> IImage::createFromFile( const std::string & path )
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{
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return std::shared_ptr<IImage>(new SDLImage(path));
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}
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std::shared_ptr<IImage> IImage::createFromSurface( SDL_Surface * source )
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{
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return std::shared_ptr<IImage>(new SDLImage(source, true));
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}
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// Extremely simple file cache. TODO: smarter, more general solution
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class CFileCache
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{
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static const int cacheSize = 50; //Max number of cached files
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struct FileData
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{
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ResourceID name;
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size_t size;
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std::unique_ptr<ui8[]> data;
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std::unique_ptr<ui8[]> getCopy()
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{
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auto ret = std::unique_ptr<ui8[]>(new ui8[size]);
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std::copy(data.get(), data.get() + size, ret.get());
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return ret;
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}
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FileData(ResourceID name_, size_t size_, std::unique_ptr<ui8[]> data_):
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name{std::move(name_)},
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size{size_},
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data{std::move(data_)}
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{}
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};
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std::deque<FileData> cache;
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public:
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std::unique_ptr<ui8[]> getCachedFile(ResourceID rid)
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{
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for(auto & file : cache)
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{
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if (file.name == rid)
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return file.getCopy();
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}
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// Still here? Cache miss
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if (cache.size() > cacheSize)
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cache.pop_front();
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auto data = CResourceHandler::get()->load(rid)->readAll();
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cache.emplace_back(std::move(rid), data.second, std::move(data.first));
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return cache.back().getCopy();
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}
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};
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enum class DefType : uint32_t
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{
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SPELL = 0x40,
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SPRITE = 0x41,
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CREATURE = 0x42,
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MAP = 0x43,
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MAP_HERO = 0x44,
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TERRAIN = 0x45,
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CURSOR = 0x46,
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INTERFACE = 0x47,
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SPRITE_FRAME = 0x48,
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BATTLE_HERO = 0x49
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};
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static CFileCache animationCache;
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/*************************************************************************
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* DefFile, class used for def loading *
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*************************************************************************/
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bool operator== (const SDL_Color & lhs, const SDL_Color & rhs)
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{
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return (lhs.a == rhs.a) && (lhs.b == rhs.b) &&(lhs.g == rhs.g) &&(lhs.r == rhs.r);
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}
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CDefFile::CDefFile(std::string Name):
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data(nullptr),
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palette(nullptr)
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{
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//First 8 colors in def palette used for transparency
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static SDL_Color H3Palette[8] =
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{
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{ 0, 0, 0, 0},// transparency ( used in most images )
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{ 0, 0, 0, 64},// shadow border ( used in battle, adventure map def's )
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{ 0, 0, 0, 64},// shadow border ( used in fog-of-war def's )
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{ 0, 0, 0, 128},// shadow body ( used in fog-of-war def's )
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{ 0, 0, 0, 128},// shadow body ( used in battle, adventure map def's )
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{ 0, 0, 0, 0},// selection ( used in battle def's )
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{ 0, 0, 0, 128},// shadow body below selection ( used in battle def's )
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{ 0, 0, 0, 64} // shadow border below selection ( used in battle def's )
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};
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data = animationCache.getCachedFile(ResourceID(std::string("SPRITES/") + Name, EResType::ANIMATION));
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palette = std::unique_ptr<SDL_Color[]>(new SDL_Color[256]);
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int it = 0;
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ui32 type = read_le_u32(data.get() + it);
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it+=4;
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//int width = read_le_u32(data + it); it+=4;//not used
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//int height = read_le_u32(data + it); it+=4;
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it+=8;
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ui32 totalBlocks = read_le_u32(data.get() + it);
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it+=4;
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for (ui32 i= 0; i<256; i++)
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{
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palette[i].r = data[it++];
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palette[i].g = data[it++];
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palette[i].b = data[it++];
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palette[i].a = SDL_ALPHA_OPAQUE;
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}
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switch(static_cast<DefType>(type))
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{
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case DefType::SPELL:
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palette[0] = H3Palette[0];
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break;
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case DefType::SPRITE:
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case DefType::SPRITE_FRAME:
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for(ui32 i= 0; i<8; i++)
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palette[i] = H3Palette[i];
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break;
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case DefType::CREATURE:
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palette[0] = H3Palette[0];
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palette[1] = H3Palette[1];
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palette[4] = H3Palette[4];
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palette[5] = H3Palette[5];
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palette[6] = H3Palette[6];
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palette[7] = H3Palette[7];
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break;
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case DefType::MAP:
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case DefType::MAP_HERO:
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palette[0] = H3Palette[0];
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palette[1] = H3Palette[1];
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palette[4] = H3Palette[4];
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//5 = owner flag, handled separately
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break;
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case DefType::TERRAIN:
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palette[0] = H3Palette[0];
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palette[1] = H3Palette[1];
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palette[2] = H3Palette[2];
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palette[3] = H3Palette[3];
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palette[4] = H3Palette[4];
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break;
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case DefType::CURSOR:
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palette[0] = H3Palette[0];
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break;
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case DefType::INTERFACE:
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palette[0] = H3Palette[0];
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palette[1] = H3Palette[1];
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palette[4] = H3Palette[4];
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//player colors handled separately
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//TODO: disallow colorizing other def types
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break;
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case DefType::BATTLE_HERO:
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palette[0] = H3Palette[0];
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palette[1] = H3Palette[1];
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palette[4] = H3Palette[4];
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break;
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default:
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logAnim->error("Unknown def type %d in %s", type, Name);
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break;
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}
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for (ui32 i=0; i<totalBlocks; i++)
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{
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size_t blockID = read_le_u32(data.get() + it);
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it+=4;
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size_t totalEntries = read_le_u32(data.get() + it);
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it+=12;
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//8 unknown bytes - skipping
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//13 bytes for name of every frame in this block - not used, skipping
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it+= 13 * (int)totalEntries;
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for (ui32 j=0; j<totalEntries; j++)
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{
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size_t currOffset = read_le_u32(data.get() + it);
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offset[blockID].push_back(currOffset);
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it += 4;
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}
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}
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}
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template<class ImageLoader>
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void CDefFile::loadFrame(size_t frame, size_t group, ImageLoader &loader) const
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{
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std::map<size_t, std::vector <size_t> >::const_iterator it;
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it = offset.find(group);
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assert (it != offset.end());
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const ui8 * FDef = data.get()+it->second[frame];
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const SSpriteDef sd = * reinterpret_cast<const SSpriteDef *>(FDef);
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SSpriteDef sprite;
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sprite.format = read_le_u32(&sd.format);
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sprite.fullWidth = read_le_u32(&sd.fullWidth);
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sprite.fullHeight = read_le_u32(&sd.fullHeight);
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sprite.width = read_le_u32(&sd.width);
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sprite.height = read_le_u32(&sd.height);
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sprite.leftMargin = read_le_u32(&sd.leftMargin);
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sprite.topMargin = read_le_u32(&sd.topMargin);
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ui32 currentOffset = sizeof(SSpriteDef);
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//special case for some "old" format defs (SGTWMTA.DEF and SGTWMTB.DEF)
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if(sprite.format == 1 && sprite.width > sprite.fullWidth && sprite.height > sprite.fullHeight)
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{
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sprite.leftMargin = 0;
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sprite.topMargin = 0;
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sprite.width = sprite.fullWidth;
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sprite.height = sprite.fullHeight;
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currentOffset -= 16;
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}
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const ui32 BaseOffset = currentOffset;
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loader.init(Point(sprite.width, sprite.height),
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Point(sprite.leftMargin, sprite.topMargin),
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Point(sprite.fullWidth, sprite.fullHeight), palette.get());
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switch(sprite.format)
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{
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case 0:
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{
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//pixel data is not compressed, copy data to surface
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for(ui32 i=0; i<sprite.height; i++)
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{
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loader.Load(sprite.width, FDef + currentOffset);
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currentOffset += sprite.width;
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loader.EndLine();
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}
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break;
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}
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case 1:
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{
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//for each line we have offset of pixel data
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const ui32 * RWEntriesLoc = reinterpret_cast<const ui32 *>(FDef+currentOffset);
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currentOffset += sizeof(ui32) * sprite.height;
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for(ui32 i=0; i<sprite.height; i++)
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{
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//get position of the line
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currentOffset=BaseOffset + read_le_u32(RWEntriesLoc + i);
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ui32 TotalRowLength = 0;
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while(TotalRowLength<sprite.width)
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{
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ui8 segmentType = FDef[currentOffset++];
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ui32 length = FDef[currentOffset++] + 1;
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if(segmentType==0xFF)//Raw data
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{
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loader.Load(length, FDef + currentOffset);
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currentOffset+=length;
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}
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else// RLE
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{
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loader.Load(length, segmentType);
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}
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TotalRowLength += length;
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}
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loader.EndLine();
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}
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break;
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}
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case 2:
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{
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currentOffset = BaseOffset + read_le_u16(FDef + BaseOffset);
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for(ui32 i=0; i<sprite.height; i++)
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{
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ui32 TotalRowLength=0;
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while(TotalRowLength<sprite.width)
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{
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ui8 segment=FDef[currentOffset++];
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ui8 code = segment / 32;
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ui8 length = (segment & 31) + 1;
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if(code==7)//Raw data
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{
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loader.Load(length, FDef + currentOffset);
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currentOffset += length;
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}
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else//RLE
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{
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loader.Load(length, code);
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}
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TotalRowLength+=length;
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}
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loader.EndLine();
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}
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break;
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}
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case 3:
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{
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for(ui32 i=0; i<sprite.height; i++)
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{
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currentOffset = BaseOffset + read_le_u16(FDef + BaseOffset+i*2*(sprite.width/32));
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ui32 TotalRowLength=0;
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while(TotalRowLength<sprite.width)
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{
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ui8 segment = FDef[currentOffset++];
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ui8 code = segment / 32;
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ui8 length = (segment & 31) + 1;
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if(code==7)//Raw data
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{
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loader.Load(length, FDef + currentOffset);
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currentOffset += length;
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}
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else//RLE
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{
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loader.Load(length, code);
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}
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TotalRowLength += length;
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}
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loader.EndLine();
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}
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break;
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}
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default:
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logGlobal->error("Error: unsupported format of def file: %d", sprite.format);
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break;
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}
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}
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CDefFile::~CDefFile() = default;
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const std::map<size_t, size_t > CDefFile::getEntries() const
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{
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std::map<size_t, size_t > ret;
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for (auto & elem : offset)
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ret[elem.first] = elem.second.size();
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return ret;
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}
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/*************************************************************************
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* Classes for image loaders - helpers for loading from def files *
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*************************************************************************/
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SDLImageLoader::SDLImageLoader(SDLImage * Img):
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image(Img),
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lineStart(nullptr),
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position(nullptr)
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{
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}
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void SDLImageLoader::init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal)
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{
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//Init image
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image->surf = SDL_CreateRGBSurface(0, SpriteSize.x, SpriteSize.y, 8, 0, 0, 0, 0);
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image->margins = Margins;
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image->fullSize = FullSize;
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//Prepare surface
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SDL_Palette * p = SDL_AllocPalette(SDLImage::DEFAULT_PALETTE_COLORS);
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SDL_SetPaletteColors(p, pal, 0, SDLImage::DEFAULT_PALETTE_COLORS);
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SDL_SetSurfacePalette(image->surf, p);
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SDL_FreePalette(p);
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SDL_LockSurface(image->surf);
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lineStart = position = (ui8*)image->surf->pixels;
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}
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inline void SDLImageLoader::Load(size_t size, const ui8 * data)
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{
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if (size)
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{
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memcpy((void *)position, data, size);
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position += size;
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}
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}
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inline void SDLImageLoader::Load(size_t size, ui8 color)
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{
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if (size)
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|
{
|
|
memset((void *)position, color, size);
|
|
position += size;
|
|
}
|
|
}
|
|
|
|
inline void SDLImageLoader::EndLine()
|
|
{
|
|
lineStart += image->surf->pitch;
|
|
position = lineStart;
|
|
}
|
|
|
|
SDLImageLoader::~SDLImageLoader()
|
|
{
|
|
SDL_UnlockSurface(image->surf);
|
|
SDL_SetColorKey(image->surf, SDL_TRUE, 0);
|
|
//TODO: RLE if compressed and bpp>1
|
|
}
|
|
|
|
/*************************************************************************
|
|
* Classes for images, support loading from file and drawing on surface *
|
|
*************************************************************************/
|
|
|
|
IImage::IImage() = default;
|
|
IImage::~IImage() = default;
|
|
|
|
int IImage::width() const
|
|
{
|
|
return dimensions().x;
|
|
}
|
|
|
|
int IImage::height() const
|
|
{
|
|
return dimensions().y;
|
|
}
|
|
|
|
SDLImage::SDLImage(CDefFile * data, size_t frame, size_t group)
|
|
: surf(nullptr),
|
|
margins(0, 0),
|
|
fullSize(0, 0),
|
|
originalPalette(nullptr)
|
|
{
|
|
SDLImageLoader loader(this);
|
|
data->loadFrame(frame, group, loader);
|
|
|
|
savePalette();
|
|
}
|
|
|
|
SDLImage::SDLImage(SDL_Surface * from, bool extraRef)
|
|
: surf(nullptr),
|
|
margins(0, 0),
|
|
fullSize(0, 0),
|
|
originalPalette(nullptr)
|
|
{
|
|
surf = from;
|
|
if (surf == nullptr)
|
|
return;
|
|
|
|
savePalette();
|
|
|
|
if (extraRef)
|
|
surf->refcount++;
|
|
fullSize.x = surf->w;
|
|
fullSize.y = surf->h;
|
|
}
|
|
|
|
SDLImage::SDLImage(const JsonNode & conf)
|
|
: surf(nullptr),
|
|
margins(0, 0),
|
|
fullSize(0, 0),
|
|
originalPalette(nullptr)
|
|
{
|
|
std::string filename = conf["file"].String();
|
|
|
|
surf = BitmapHandler::loadBitmap(filename);
|
|
|
|
if(surf == nullptr)
|
|
return;
|
|
|
|
savePalette();
|
|
|
|
const JsonNode & jsonMargins = conf["margins"];
|
|
|
|
margins.x = static_cast<int>(jsonMargins["left"].Integer());
|
|
margins.y = static_cast<int>(jsonMargins["top"].Integer());
|
|
|
|
fullSize.x = static_cast<int>(conf["width"].Integer());
|
|
fullSize.y = static_cast<int>(conf["height"].Integer());
|
|
|
|
if(fullSize.x == 0)
|
|
{
|
|
fullSize.x = margins.x + surf->w + (int)jsonMargins["right"].Integer();
|
|
}
|
|
|
|
if(fullSize.y == 0)
|
|
{
|
|
fullSize.y = margins.y + surf->h + (int)jsonMargins["bottom"].Integer();
|
|
}
|
|
}
|
|
|
|
SDLImage::SDLImage(std::string filename)
|
|
: surf(nullptr),
|
|
margins(0, 0),
|
|
fullSize(0, 0),
|
|
originalPalette(nullptr)
|
|
{
|
|
surf = BitmapHandler::loadBitmap(filename);
|
|
|
|
if(surf == nullptr)
|
|
{
|
|
logGlobal->error("Error: failed to load image %s", filename);
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
savePalette();
|
|
fullSize.x = surf->w;
|
|
fullSize.y = surf->h;
|
|
}
|
|
}
|
|
|
|
void SDLImage::draw(SDL_Surface *where, int posX, int posY, const Rect *src) const
|
|
{
|
|
if(!surf)
|
|
return;
|
|
|
|
Rect destRect(posX, posY, surf->w, surf->h);
|
|
draw(where, &destRect, src);
|
|
}
|
|
|
|
void SDLImage::draw(SDL_Surface* where, const Rect * dest, const Rect* src) const
|
|
{
|
|
if (!surf)
|
|
return;
|
|
|
|
Rect sourceRect(0, 0, surf->w, surf->h);
|
|
|
|
Point destShift(0, 0);
|
|
|
|
if(src)
|
|
{
|
|
if(src->x < margins.x)
|
|
destShift.x += margins.x - src->x;
|
|
|
|
if(src->y < margins.y)
|
|
destShift.y += margins.y - src->y;
|
|
|
|
sourceRect = Rect(*src).intersect(Rect(margins.x, margins.y, surf->w, surf->h));
|
|
|
|
sourceRect -= margins;
|
|
}
|
|
else
|
|
destShift = margins;
|
|
|
|
if(dest)
|
|
destShift += dest->topLeft();
|
|
|
|
uint8_t perSurfaceAlpha;
|
|
if (SDL_GetSurfaceAlphaMod(surf, &perSurfaceAlpha) != 0)
|
|
logGlobal->error("SDL_GetSurfaceAlphaMod faied! %s", SDL_GetError());
|
|
|
|
if(surf->format->BitsPerPixel == 8 && perSurfaceAlpha == SDL_ALPHA_OPAQUE)
|
|
{
|
|
CSDL_Ext::blit8bppAlphaTo24bpp(surf, sourceRect, where, destShift);
|
|
}
|
|
else
|
|
{
|
|
CSDL_Ext::blitSurface(surf, sourceRect, where, destShift);
|
|
}
|
|
}
|
|
|
|
std::shared_ptr<IImage> SDLImage::scaleFast(const Point & size) const
|
|
{
|
|
float scaleX = float(size.x) / width();
|
|
float scaleY = float(size.y) / height();
|
|
|
|
auto scaled = CSDL_Ext::scaleSurfaceFast(surf, (int)(surf->w * scaleX), (int)(surf->h * scaleY));
|
|
|
|
if (scaled->format && scaled->format->palette) // fix color keying, because SDL loses it at this point
|
|
CSDL_Ext::setColorKey(scaled, scaled->format->palette->colors[0]);
|
|
else if(scaled->format && scaled->format->Amask)
|
|
SDL_SetSurfaceBlendMode(scaled, SDL_BLENDMODE_BLEND);//just in case
|
|
else
|
|
CSDL_Ext::setDefaultColorKey(scaled);//just in case
|
|
|
|
SDLImage * ret = new SDLImage(scaled, false);
|
|
|
|
ret->fullSize.x = (int) round((float)fullSize.x * scaleX);
|
|
ret->fullSize.y = (int) round((float)fullSize.y * scaleY);
|
|
|
|
ret->margins.x = (int) round((float)margins.x * scaleX);
|
|
ret->margins.y = (int) round((float)margins.y * scaleY);
|
|
|
|
return std::shared_ptr<IImage>(ret);
|
|
}
|
|
|
|
void SDLImage::exportBitmap(const boost::filesystem::path& path) const
|
|
{
|
|
SDL_SaveBMP(surf, path.string().c_str());
|
|
}
|
|
|
|
void SDLImage::playerColored(PlayerColor player)
|
|
{
|
|
graphics->blueToPlayersAdv(surf, player);
|
|
}
|
|
|
|
void SDLImage::setAlpha(uint8_t value)
|
|
{
|
|
CSDL_Ext::setAlpha (surf, value);
|
|
SDL_SetSurfaceBlendMode(surf, SDL_BLENDMODE_BLEND);
|
|
}
|
|
|
|
void SDLImage::setFlagColor(PlayerColor player)
|
|
{
|
|
if(player < PlayerColor::PLAYER_LIMIT || player==PlayerColor::NEUTRAL)
|
|
CSDL_Ext::setPlayerColor(surf, player);
|
|
}
|
|
|
|
bool SDLImage::isTransparent(const Point & coords) const
|
|
{
|
|
return CSDL_Ext::isTransparent(surf, coords.x, coords.y);
|
|
}
|
|
|
|
Point SDLImage::dimensions() const
|
|
{
|
|
return fullSize;
|
|
}
|
|
|
|
void SDLImage::horizontalFlip()
|
|
{
|
|
margins.y = fullSize.y - surf->h - margins.y;
|
|
|
|
//todo: modify in-place
|
|
SDL_Surface * flipped = CSDL_Ext::horizontalFlip(surf);
|
|
SDL_FreeSurface(surf);
|
|
surf = flipped;
|
|
}
|
|
|
|
void SDLImage::verticalFlip()
|
|
{
|
|
margins.x = fullSize.x - surf->w - margins.x;
|
|
|
|
//todo: modify in-place
|
|
SDL_Surface * flipped = CSDL_Ext::verticalFlip(surf);
|
|
SDL_FreeSurface(surf);
|
|
surf = flipped;
|
|
}
|
|
|
|
// Keep the original palette, in order to do color switching operation
|
|
void SDLImage::savePalette()
|
|
{
|
|
// For some images that don't have palette, skip this
|
|
if(surf->format->palette == nullptr)
|
|
return;
|
|
|
|
if(originalPalette == nullptr)
|
|
originalPalette = SDL_AllocPalette(DEFAULT_PALETTE_COLORS);
|
|
|
|
SDL_SetPaletteColors(originalPalette, surf->format->palette->colors, 0, DEFAULT_PALETTE_COLORS);
|
|
}
|
|
|
|
void SDLImage::shiftPalette(int from, int howMany)
|
|
{
|
|
//works with at most 16 colors, if needed more -> increase values
|
|
assert(howMany < 16);
|
|
|
|
if(surf->format->palette)
|
|
{
|
|
SDL_Color palette[16];
|
|
|
|
for(int i=0; i<howMany; ++i)
|
|
{
|
|
palette[(i+1)%howMany] = surf->format->palette->colors[from + i];
|
|
}
|
|
CSDL_Ext::setColors(surf, palette, from, howMany);
|
|
}
|
|
}
|
|
|
|
void SDLImage::adjustPalette(const ColorFilter & shifter, size_t colorsToSkip)
|
|
{
|
|
if(originalPalette == nullptr)
|
|
return;
|
|
|
|
SDL_Palette* palette = surf->format->palette;
|
|
|
|
// Note: here we skip first colors in the palette that are predefined in H3 images
|
|
for(int i = colorsToSkip; i < palette->ncolors; i++)
|
|
{
|
|
palette->colors[i] = shifter.shiftColor(originalPalette->colors[i]);
|
|
}
|
|
}
|
|
|
|
void SDLImage::resetPalette()
|
|
{
|
|
if(originalPalette == nullptr)
|
|
return;
|
|
|
|
// Always keept the original palette not changed, copy a new palette to assign to surface
|
|
SDL_SetPaletteColors(surf->format->palette, originalPalette->colors, 0, originalPalette->ncolors);
|
|
}
|
|
|
|
void SDLImage::resetPalette( int colorID )
|
|
{
|
|
if(originalPalette == nullptr)
|
|
return;
|
|
|
|
// Always keept the original palette not changed, copy a new palette to assign to surface
|
|
SDL_SetPaletteColors(surf->format->palette, originalPalette->colors + colorID, colorID, 1);
|
|
}
|
|
|
|
void SDLImage::setSpecialPallete(const IImage::SpecialPalette & SpecialPalette)
|
|
{
|
|
if(surf->format->palette)
|
|
{
|
|
CSDL_Ext::setColors(surf, const_cast<SDL_Color *>(SpecialPalette.data()), 1, 7);
|
|
}
|
|
}
|
|
|
|
SDLImage::~SDLImage()
|
|
{
|
|
SDL_FreeSurface(surf);
|
|
|
|
if(originalPalette != nullptr)
|
|
{
|
|
SDL_FreePalette(originalPalette);
|
|
originalPalette = nullptr;
|
|
}
|
|
}
|
|
|
|
std::shared_ptr<IImage> CAnimation::getFromExtraDef(std::string filename)
|
|
{
|
|
size_t pos = filename.find(':');
|
|
if (pos == -1)
|
|
return nullptr;
|
|
CAnimation anim(filename.substr(0, pos));
|
|
pos++;
|
|
size_t frame = atoi(filename.c_str()+pos);
|
|
size_t group = 0;
|
|
pos = filename.find(':', pos);
|
|
if (pos != -1)
|
|
{
|
|
pos++;
|
|
group = frame;
|
|
frame = atoi(filename.c_str()+pos);
|
|
}
|
|
anim.load(frame ,group);
|
|
auto ret = anim.images[group][frame];
|
|
anim.images.clear();
|
|
return ret;
|
|
}
|
|
|
|
bool CAnimation::loadFrame(size_t frame, size_t group)
|
|
{
|
|
if(size(group) <= frame)
|
|
{
|
|
printError(frame, group, "LoadFrame");
|
|
return false;
|
|
}
|
|
|
|
auto image = getImage(frame, group, false);
|
|
if(image)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
//try to get image from def
|
|
if(source[group][frame].getType() == JsonNode::JsonType::DATA_NULL)
|
|
{
|
|
if(defFile)
|
|
{
|
|
auto frameList = defFile->getEntries();
|
|
|
|
if(vstd::contains(frameList, group) && frameList.at(group) > frame) // frame is present
|
|
{
|
|
images[group][frame] = std::make_shared<SDLImage>(defFile.get(), frame, group);
|
|
return true;
|
|
}
|
|
}
|
|
// still here? image is missing
|
|
|
|
printError(frame, group, "LoadFrame");
|
|
images[group][frame] = std::make_shared<SDLImage>("DEFAULT");
|
|
}
|
|
else //load from separate file
|
|
{
|
|
auto img = getFromExtraDef(source[group][frame]["file"].String());
|
|
if(!img)
|
|
img = std::make_shared<SDLImage>(source[group][frame]);
|
|
|
|
images[group][frame] = img;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool CAnimation::unloadFrame(size_t frame, size_t group)
|
|
{
|
|
auto image = getImage(frame, group, false);
|
|
if(image)
|
|
{
|
|
images[group].erase(frame);
|
|
|
|
if(images[group].empty())
|
|
images.erase(group);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void CAnimation::initFromJson(const JsonNode & config)
|
|
{
|
|
std::string basepath;
|
|
basepath = config["basepath"].String();
|
|
|
|
JsonNode base(JsonNode::JsonType::DATA_STRUCT);
|
|
base["margins"] = config["margins"];
|
|
base["width"] = config["width"];
|
|
base["height"] = config["height"];
|
|
|
|
for(const JsonNode & group : config["sequences"].Vector())
|
|
{
|
|
size_t groupID = group["group"].Integer();//TODO: string-to-value conversion("moving" -> MOVING)
|
|
source[groupID].clear();
|
|
|
|
for(const JsonNode & frame : group["frames"].Vector())
|
|
{
|
|
JsonNode toAdd(JsonNode::JsonType::DATA_STRUCT);
|
|
JsonUtils::inherit(toAdd, base);
|
|
toAdd["file"].String() = basepath + frame.String();
|
|
source[groupID].push_back(toAdd);
|
|
}
|
|
}
|
|
|
|
for(const JsonNode & node : config["images"].Vector())
|
|
{
|
|
size_t group = node["group"].Integer();
|
|
size_t frame = node["frame"].Integer();
|
|
|
|
if (source[group].size() <= frame)
|
|
source[group].resize(frame+1);
|
|
|
|
JsonNode toAdd(JsonNode::JsonType::DATA_STRUCT);
|
|
JsonUtils::inherit(toAdd, base);
|
|
toAdd["file"].String() = basepath + node["file"].String();
|
|
source[group][frame] = toAdd;
|
|
}
|
|
}
|
|
|
|
void CAnimation::exportBitmaps(const boost::filesystem::path& path) const
|
|
{
|
|
if(images.empty())
|
|
{
|
|
logGlobal->error("Nothing to export, animation is empty");
|
|
return;
|
|
}
|
|
|
|
boost::filesystem::path actualPath = path / "SPRITES" / name;
|
|
boost::filesystem::create_directories(actualPath);
|
|
|
|
size_t counter = 0;
|
|
|
|
for(const auto & groupPair : images)
|
|
{
|
|
size_t group = groupPair.first;
|
|
|
|
for(const auto & imagePair : groupPair.second)
|
|
{
|
|
size_t frame = imagePair.first;
|
|
const auto img = imagePair.second;
|
|
|
|
boost::format fmt("%d_%d.bmp");
|
|
fmt % group % frame;
|
|
|
|
img->exportBitmap(actualPath / fmt.str());
|
|
counter++;
|
|
}
|
|
}
|
|
|
|
logGlobal->info("Exported %d frames to %s", counter, actualPath.string());
|
|
}
|
|
|
|
void CAnimation::init()
|
|
{
|
|
if(defFile)
|
|
{
|
|
const std::map<size_t, size_t> defEntries = defFile->getEntries();
|
|
|
|
for (auto & defEntry : defEntries)
|
|
source[defEntry.first].resize(defEntry.second);
|
|
}
|
|
|
|
ResourceID resID(std::string("SPRITES/") + name, EResType::TEXT);
|
|
|
|
if (vstd::contains(graphics->imageLists, resID.getName()))
|
|
initFromJson(graphics->imageLists[resID.getName()]);
|
|
|
|
auto configList = CResourceHandler::get()->getResourcesWithName(resID);
|
|
|
|
for(auto & loader : configList)
|
|
{
|
|
auto stream = loader->load(resID);
|
|
std::unique_ptr<ui8[]> textData(new ui8[stream->getSize()]);
|
|
stream->read(textData.get(), stream->getSize());
|
|
|
|
const JsonNode config((char*)textData.get(), stream->getSize());
|
|
|
|
initFromJson(config);
|
|
}
|
|
}
|
|
|
|
void CAnimation::printError(size_t frame, size_t group, std::string type) const
|
|
{
|
|
logGlobal->error("%s error: Request for frame not present in CAnimation! File name: %s, Group: %d, Frame: %d", type, name, group, frame);
|
|
}
|
|
|
|
CAnimation::CAnimation(std::string Name):
|
|
name(Name),
|
|
preloaded(false),
|
|
defFile()
|
|
{
|
|
size_t dotPos = name.find_last_of('.');
|
|
if ( dotPos!=-1 )
|
|
name.erase(dotPos);
|
|
std::transform(name.begin(), name.end(), name.begin(), toupper);
|
|
|
|
ResourceID resource(std::string("SPRITES/") + name, EResType::ANIMATION);
|
|
|
|
if(CResourceHandler::get()->existsResource(resource))
|
|
defFile = std::make_shared<CDefFile>(name);
|
|
|
|
init();
|
|
|
|
if(source.empty())
|
|
logAnim->error("Animation %s failed to load", Name);
|
|
}
|
|
|
|
CAnimation::CAnimation():
|
|
name(""),
|
|
preloaded(false),
|
|
defFile()
|
|
{
|
|
init();
|
|
}
|
|
|
|
CAnimation::~CAnimation() = default;
|
|
|
|
void CAnimation::duplicateImage(const size_t sourceGroup, const size_t sourceFrame, const size_t targetGroup)
|
|
{
|
|
if(!source.count(sourceGroup))
|
|
{
|
|
logAnim->error("Group %d missing in %s", sourceGroup, name);
|
|
return;
|
|
}
|
|
|
|
if(source[sourceGroup].size() <= sourceFrame)
|
|
{
|
|
logAnim->error("Frame [%d %d] missing in %s", sourceGroup, sourceFrame, name);
|
|
return;
|
|
}
|
|
|
|
//todo: clone actual loaded Image object
|
|
JsonNode clone(source[sourceGroup][sourceFrame]);
|
|
|
|
if(clone.getType() == JsonNode::JsonType::DATA_NULL)
|
|
{
|
|
std::string temp = name+":"+boost::lexical_cast<std::string>(sourceGroup)+":"+boost::lexical_cast<std::string>(sourceFrame);
|
|
clone["file"].String() = temp;
|
|
}
|
|
|
|
source[targetGroup].push_back(clone);
|
|
|
|
size_t index = source[targetGroup].size() - 1;
|
|
|
|
if(preloaded)
|
|
load(index, targetGroup);
|
|
}
|
|
|
|
void CAnimation::setCustom(std::string filename, size_t frame, size_t group)
|
|
{
|
|
if (source[group].size() <= frame)
|
|
source[group].resize(frame+1);
|
|
source[group][frame]["file"].String() = filename;
|
|
//FIXME: update image if already loaded
|
|
}
|
|
|
|
std::shared_ptr<IImage> CAnimation::getImage(size_t frame, size_t group, bool verbose) const
|
|
{
|
|
auto groupIter = images.find(group);
|
|
if (groupIter != images.end())
|
|
{
|
|
auto imageIter = groupIter->second.find(frame);
|
|
if (imageIter != groupIter->second.end())
|
|
return imageIter->second;
|
|
}
|
|
if (verbose)
|
|
printError(frame, group, "GetImage");
|
|
return nullptr;
|
|
}
|
|
|
|
void CAnimation::load()
|
|
{
|
|
for (auto & elem : source)
|
|
for (size_t image=0; image < elem.second.size(); image++)
|
|
loadFrame(image, elem.first);
|
|
}
|
|
|
|
void CAnimation::unload()
|
|
{
|
|
for (auto & elem : source)
|
|
for (size_t image=0; image < elem.second.size(); image++)
|
|
unloadFrame(image, elem.first);
|
|
|
|
}
|
|
|
|
void CAnimation::preload()
|
|
{
|
|
if(!preloaded)
|
|
{
|
|
preloaded = true;
|
|
load();
|
|
}
|
|
}
|
|
|
|
void CAnimation::loadGroup(size_t group)
|
|
{
|
|
if (vstd::contains(source, group))
|
|
for (size_t image=0; image < source[group].size(); image++)
|
|
loadFrame(image, group);
|
|
}
|
|
|
|
void CAnimation::unloadGroup(size_t group)
|
|
{
|
|
if (vstd::contains(source, group))
|
|
for (size_t image=0; image < source[group].size(); image++)
|
|
unloadFrame(image, group);
|
|
}
|
|
|
|
void CAnimation::load(size_t frame, size_t group)
|
|
{
|
|
loadFrame(frame, group);
|
|
}
|
|
|
|
void CAnimation::unload(size_t frame, size_t group)
|
|
{
|
|
unloadFrame(frame, group);
|
|
}
|
|
|
|
size_t CAnimation::size(size_t group) const
|
|
{
|
|
auto iter = source.find(group);
|
|
if (iter != source.end())
|
|
return iter->second.size();
|
|
return 0;
|
|
}
|
|
|
|
void CAnimation::horizontalFlip()
|
|
{
|
|
for(auto & group : images)
|
|
for(auto & image : group.second)
|
|
image.second->horizontalFlip();
|
|
}
|
|
|
|
void CAnimation::verticalFlip()
|
|
{
|
|
for(auto & group : images)
|
|
for(auto & image : group.second)
|
|
image.second->verticalFlip();
|
|
}
|
|
|
|
void CAnimation::playerColored(PlayerColor player)
|
|
{
|
|
for(auto & group : images)
|
|
for(auto & image : group.second)
|
|
image.second->playerColored(player);
|
|
}
|
|
|
|
void CAnimation::createFlippedGroup(const size_t sourceGroup, const size_t targetGroup)
|
|
{
|
|
for(size_t frame = 0; frame < size(sourceGroup); ++frame)
|
|
{
|
|
duplicateImage(sourceGroup, frame, targetGroup);
|
|
|
|
auto image = getImage(frame, targetGroup);
|
|
image->verticalFlip();
|
|
}
|
|
}
|
|
|
|
float CFadeAnimation::initialCounter() const
|
|
{
|
|
if (fadingMode == EMode::OUT)
|
|
return 1.0f;
|
|
return 0.0f;
|
|
}
|
|
|
|
void CFadeAnimation::update()
|
|
{
|
|
if (!fading)
|
|
return;
|
|
|
|
if (fadingMode == EMode::OUT)
|
|
fadingCounter -= delta;
|
|
else
|
|
fadingCounter += delta;
|
|
|
|
if (isFinished())
|
|
{
|
|
fading = false;
|
|
if (shouldFreeSurface)
|
|
{
|
|
SDL_FreeSurface(fadingSurface);
|
|
fadingSurface = nullptr;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool CFadeAnimation::isFinished() const
|
|
{
|
|
if (fadingMode == EMode::OUT)
|
|
return fadingCounter <= 0.0f;
|
|
return fadingCounter >= 1.0f;
|
|
}
|
|
|
|
CFadeAnimation::CFadeAnimation()
|
|
: delta(0), fadingSurface(nullptr), fading(false), fadingCounter(0), shouldFreeSurface(false),
|
|
fadingMode(EMode::NONE)
|
|
{
|
|
}
|
|
|
|
CFadeAnimation::~CFadeAnimation()
|
|
{
|
|
if (fadingSurface && shouldFreeSurface)
|
|
SDL_FreeSurface(fadingSurface);
|
|
}
|
|
|
|
void CFadeAnimation::init(EMode mode, SDL_Surface * sourceSurface, bool freeSurfaceAtEnd, float animDelta)
|
|
{
|
|
if (fading)
|
|
{
|
|
// in that case, immediately finish the previous fade
|
|
// (alternatively, we could just return here to ignore the new fade request until this one finished (but we'd need to free the passed bitmap to avoid leaks))
|
|
logGlobal->warn("Tried to init fading animation that is already running.");
|
|
if (fadingSurface && shouldFreeSurface)
|
|
SDL_FreeSurface(fadingSurface);
|
|
}
|
|
if (animDelta <= 0.0f)
|
|
{
|
|
logGlobal->warn("Fade anim: delta should be positive; %f given.", animDelta);
|
|
animDelta = DEFAULT_DELTA;
|
|
}
|
|
|
|
if (sourceSurface)
|
|
fadingSurface = sourceSurface;
|
|
|
|
delta = animDelta;
|
|
fadingMode = mode;
|
|
fadingCounter = initialCounter();
|
|
fading = true;
|
|
shouldFreeSurface = freeSurfaceAtEnd;
|
|
}
|
|
|
|
void CFadeAnimation::draw(SDL_Surface * targetSurface, const Point &targetPoint)
|
|
{
|
|
if (!fading || !fadingSurface || fadingMode == EMode::NONE)
|
|
{
|
|
fading = false;
|
|
return;
|
|
}
|
|
|
|
CSDL_Ext::setAlpha(fadingSurface, (int)(fadingCounter * 255));
|
|
CSDL_Ext::blitSurface(fadingSurface, targetSurface, targetPoint); //FIXME
|
|
CSDL_Ext::setAlpha(fadingSurface, 255);
|
|
}
|