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Code Issues Releases Activity

Remove duplicated code from new files

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This commit is contained in:
Ivan Savenko 2023-02-01 16:12:01 +02:00
parent 5cc0de2fc6
commit ae968d1865
11 changed files with 215 additions and 5541 deletions
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920
client/render/Animation.cpp
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@ -24,841 +24,6 @@
#include <SDL_surface.h>
class SDLImageLoader;
typedef std::map <size_t, std::vector <JsonNode> > source_map;
typedef std::map<size_t, IImage* > image_map;
typedef std::map<size_t, image_map > group_map;
/// Class for def loading
/// After loading will store general info (palette and frame offsets) and pointer to file itself
class CDefFile
{
private:
PACKED_STRUCT_BEGIN
struct SSpriteDef
{
ui32 size;
ui32 format; /// format in which pixel data is stored
ui32 fullWidth; /// full width and height of frame, including borders
ui32 fullHeight;
ui32 width; /// width and height of pixel data, borders excluded
ui32 height;
si32 leftMargin;
si32 topMargin;
} PACKED_STRUCT_END;
//offset[group][frame] - offset of frame data in file
std::map<size_t, std::vector <size_t> > offset;
std::unique_ptr<ui8[]> data;
std::unique_ptr<SDL_Color[]> palette;
public:
CDefFile(std::string Name);
~CDefFile();
//load frame as SDL_Surface
template<class ImageLoader>
void loadFrame(size_t frame, size_t group, ImageLoader &loader) const;
const std::map<size_t, size_t> getEntries() const;
};
/*
* Wrapper around SDL_Surface
*/
class SDLImage : public IImage
{
public:
const static int DEFAULT_PALETTE_COLORS = 256;
//Surface without empty borders
SDL_Surface * surf;
//size of left and top borders
Point margins;
//total size including borders
Point fullSize;
public:
//Load image from def file
SDLImage(CDefFile *data, size_t frame, size_t group=0);
//Load from bitmap file
SDLImage(std::string filename);
SDLImage(const JsonNode & conf);
//Create using existing surface, extraRef will increase refcount on SDL_Surface
SDLImage(SDL_Surface * from, bool extraRef);
~SDLImage();
// Keep the original palette, in order to do color switching operation
void savePalette();
void draw(SDL_Surface * where, int posX=0, int posY=0, const Rect *src=nullptr) const override;
void draw(SDL_Surface * where, const Rect * dest, const Rect * src) const override;
std::shared_ptr<IImage> scaleFast(const Point & size) const override;
void exportBitmap(const boost::filesystem::path & path) const override;
void playerColored(PlayerColor player) override;
void setFlagColor(PlayerColor player) override;
bool isTransparent(const Point & coords) const override;
Point dimensions() const override;
void horizontalFlip() override;
void verticalFlip() override;
void shiftPalette(int from, int howMany) override;
void adjustPalette(const ColorFilter & shifter, size_t colorsToSkip) override;
void resetPalette(int colorID) override;
void resetPalette() override;
void setAlpha(uint8_t value) override;
void setSpecialPallete(const SpecialPalette & SpecialPalette) override;
friend class SDLImageLoader;
private:
SDL_Palette * originalPalette;
};
class SDLImageLoader
{
SDLImage * image;
ui8 * lineStart;
ui8 * position;
public:
//load size raw pixels from data
inline void Load(size_t size, const ui8 * data);
//set size pixels to color
inline void Load(size_t size, ui8 color=0);
inline void EndLine();
//init image with these sizes and palette
inline void init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal);
SDLImageLoader(SDLImage * Img);
~SDLImageLoader();
};
std::shared_ptr<IImage> IImage::createFromFile( const std::string & path )
{
return std::shared_ptr<IImage>(new SDLImage(path));
}
std::shared_ptr<IImage> IImage::createFromSurface( SDL_Surface * source )
{
return std::shared_ptr<IImage>(new SDLImage(source, true));
}
// Extremely simple file cache. TODO: smarter, more general solution
class CFileCache
{
static const int cacheSize = 50; //Max number of cached files
struct FileData
{
ResourceID name;
size_t size;
std::unique_ptr<ui8[]> data;
std::unique_ptr<ui8[]> getCopy()
{
auto ret = std::unique_ptr<ui8[]>(new ui8[size]);
std::copy(data.get(), data.get() + size, ret.get());
return ret;
}
FileData(ResourceID name_, size_t size_, std::unique_ptr<ui8[]> data_):
name{std::move(name_)},
size{size_},
data{std::move(data_)}
{}
};
std::deque<FileData> cache;
public:
std::unique_ptr<ui8[]> getCachedFile(ResourceID rid)
{
for(auto & file : cache)
{
if (file.name == rid)
return file.getCopy();
}
// Still here? Cache miss
if (cache.size() > cacheSize)
cache.pop_front();
auto data = CResourceHandler::get()->load(rid)->readAll();
cache.emplace_back(std::move(rid), data.second, std::move(data.first));
return cache.back().getCopy();
}
};
enum class DefType : uint32_t
{
SPELL = 0x40,
SPRITE = 0x41,
CREATURE = 0x42,
MAP = 0x43,
MAP_HERO = 0x44,
TERRAIN = 0x45,
CURSOR = 0x46,
INTERFACE = 0x47,
SPRITE_FRAME = 0x48,
BATTLE_HERO = 0x49
};
static CFileCache animationCache;
/*************************************************************************
* DefFile, class used for def loading *
*************************************************************************/
bool operator== (const SDL_Color & lhs, const SDL_Color & rhs)
{
return (lhs.a == rhs.a) && (lhs.b == rhs.b) &&(lhs.g == rhs.g) &&(lhs.r == rhs.r);
}
CDefFile::CDefFile(std::string Name):
data(nullptr),
palette(nullptr)
{
//First 8 colors in def palette used for transparency
static SDL_Color H3Palette[8] =
{
{ 0, 0, 0, 0},// transparency ( used in most images )
{ 0, 0, 0, 64},// shadow border ( used in battle, adventure map def's )
{ 0, 0, 0, 64},// shadow border ( used in fog-of-war def's )
{ 0, 0, 0, 128},// shadow body ( used in fog-of-war def's )
{ 0, 0, 0, 128},// shadow body ( used in battle, adventure map def's )
{ 0, 0, 0, 0},// selection ( used in battle def's )
{ 0, 0, 0, 128},// shadow body below selection ( used in battle def's )
{ 0, 0, 0, 64} // shadow border below selection ( used in battle def's )
};
data = animationCache.getCachedFile(ResourceID(std::string("SPRITES/") + Name, EResType::ANIMATION));
palette = std::unique_ptr<SDL_Color[]>(new SDL_Color[256]);
int it = 0;
ui32 type = read_le_u32(data.get() + it);
it+=4;
//int width = read_le_u32(data + it); it+=4;//not used
//int height = read_le_u32(data + it); it+=4;
it+=8;
ui32 totalBlocks = read_le_u32(data.get() + it);
it+=4;
for (ui32 i= 0; i<256; i++)
{
palette[i].r = data[it++];
palette[i].g = data[it++];
palette[i].b = data[it++];
palette[i].a = SDL_ALPHA_OPAQUE;
}
switch(static_cast<DefType>(type))
{
case DefType::SPELL:
palette[0] = H3Palette[0];
break;
case DefType::SPRITE:
case DefType::SPRITE_FRAME:
for(ui32 i= 0; i<8; i++)
palette[i] = H3Palette[i];
break;
case DefType::CREATURE:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[4] = H3Palette[4];
palette[5] = H3Palette[5];
palette[6] = H3Palette[6];
palette[7] = H3Palette[7];
break;
case DefType::MAP:
case DefType::MAP_HERO:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[4] = H3Palette[4];
//5 = owner flag, handled separately
break;
case DefType::TERRAIN:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[2] = H3Palette[2];
palette[3] = H3Palette[3];
palette[4] = H3Palette[4];
break;
case DefType::CURSOR:
palette[0] = H3Palette[0];
break;
case DefType::INTERFACE:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[4] = H3Palette[4];
//player colors handled separately
//TODO: disallow colorizing other def types
break;
case DefType::BATTLE_HERO:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[4] = H3Palette[4];
break;
default:
logAnim->error("Unknown def type %d in %s", type, Name);
break;
}
for (ui32 i=0; i<totalBlocks; i++)
{
size_t blockID = read_le_u32(data.get() + it);
it+=4;
size_t totalEntries = read_le_u32(data.get() + it);
it+=12;
//8 unknown bytes - skipping
//13 bytes for name of every frame in this block - not used, skipping
it+= 13 * (int)totalEntries;
for (ui32 j=0; j<totalEntries; j++)
{
size_t currOffset = read_le_u32(data.get() + it);
offset[blockID].push_back(currOffset);
it += 4;
}
}
}
template<class ImageLoader>
void CDefFile::loadFrame(size_t frame, size_t group, ImageLoader &loader) const
{
std::map<size_t, std::vector <size_t> >::const_iterator it;
it = offset.find(group);
assert (it != offset.end());
const ui8 * FDef = data.get()+it->second[frame];
const SSpriteDef sd = * reinterpret_cast<const SSpriteDef *>(FDef);
SSpriteDef sprite;
sprite.format = read_le_u32(&sd.format);
sprite.fullWidth = read_le_u32(&sd.fullWidth);
sprite.fullHeight = read_le_u32(&sd.fullHeight);
sprite.width = read_le_u32(&sd.width);
sprite.height = read_le_u32(&sd.height);
sprite.leftMargin = read_le_u32(&sd.leftMargin);
sprite.topMargin = read_le_u32(&sd.topMargin);
ui32 currentOffset = sizeof(SSpriteDef);
//special case for some "old" format defs (SGTWMTA.DEF and SGTWMTB.DEF)
if(sprite.format == 1 && sprite.width > sprite.fullWidth && sprite.height > sprite.fullHeight)
{
sprite.leftMargin = 0;
sprite.topMargin = 0;
sprite.width = sprite.fullWidth;
sprite.height = sprite.fullHeight;
currentOffset -= 16;
}
const ui32 BaseOffset = currentOffset;
loader.init(Point(sprite.width, sprite.height),
Point(sprite.leftMargin, sprite.topMargin),
Point(sprite.fullWidth, sprite.fullHeight), palette.get());
switch(sprite.format)
{
case 0:
{
//pixel data is not compressed, copy data to surface
for(ui32 i=0; i<sprite.height; i++)
{
loader.Load(sprite.width, FDef + currentOffset);
currentOffset += sprite.width;
loader.EndLine();
}
break;
}
case 1:
{
//for each line we have offset of pixel data
const ui32 * RWEntriesLoc = reinterpret_cast<const ui32 *>(FDef+currentOffset);
currentOffset += sizeof(ui32) * sprite.height;
for(ui32 i=0; i<sprite.height; i++)
{
//get position of the line
currentOffset=BaseOffset + read_le_u32(RWEntriesLoc + i);
ui32 TotalRowLength = 0;
while(TotalRowLength<sprite.width)
{
ui8 segmentType = FDef[currentOffset++];
ui32 length = FDef[currentOffset++] + 1;
if(segmentType==0xFF)//Raw data
{
loader.Load(length, FDef + currentOffset);
currentOffset+=length;
}
else// RLE
{
loader.Load(length, segmentType);
}
TotalRowLength += length;
}
loader.EndLine();
}
break;
}
case 2:
{
currentOffset = BaseOffset + read_le_u16(FDef + BaseOffset);
for(ui32 i=0; i<sprite.height; i++)
{
ui32 TotalRowLength=0;
while(TotalRowLength<sprite.width)
{
ui8 segment=FDef[currentOffset++];
ui8 code = segment / 32;
ui8 length = (segment & 31) + 1;
if(code==7)//Raw data
{
loader.Load(length, FDef + currentOffset);
currentOffset += length;
}
else//RLE
{
loader.Load(length, code);
}
TotalRowLength+=length;
}
loader.EndLine();
}
break;
}
case 3:
{
for(ui32 i=0; i<sprite.height; i++)
{
currentOffset = BaseOffset + read_le_u16(FDef + BaseOffset+i*2*(sprite.width/32));
ui32 TotalRowLength=0;
while(TotalRowLength<sprite.width)
{
ui8 segment = FDef[currentOffset++];
ui8 code = segment / 32;
ui8 length = (segment & 31) + 1;
if(code==7)//Raw data
{
loader.Load(length, FDef + currentOffset);
currentOffset += length;
}
else//RLE
{
loader.Load(length, code);
}
TotalRowLength += length;
}
loader.EndLine();
}
break;
}
default:
logGlobal->error("Error: unsupported format of def file: %d", sprite.format);
break;
}
}
CDefFile::~CDefFile() = default;
const std::map<size_t, size_t > CDefFile::getEntries() const
{
std::map<size_t, size_t > ret;
for (auto & elem : offset)
ret[elem.first] = elem.second.size();
return ret;
}
/*************************************************************************
* Classes for image loaders - helpers for loading from def files *
*************************************************************************/
SDLImageLoader::SDLImageLoader(SDLImage * Img):
image(Img),
lineStart(nullptr),
position(nullptr)
{
}
void SDLImageLoader::init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal)
{
//Init image
image->surf = SDL_CreateRGBSurface(0, SpriteSize.x, SpriteSize.y, 8, 0, 0, 0, 0);
image->margins = Margins;
image->fullSize = FullSize;
//Prepare surface
SDL_Palette * p = SDL_AllocPalette(SDLImage::DEFAULT_PALETTE_COLORS);
SDL_SetPaletteColors(p, pal, 0, SDLImage::DEFAULT_PALETTE_COLORS);
SDL_SetSurfacePalette(image->surf, p);
SDL_FreePalette(p);
SDL_LockSurface(image->surf);
lineStart = position = (ui8*)image->surf->pixels;
}
inline void SDLImageLoader::Load(size_t size, const ui8 * data)
{
if (size)
{
memcpy((void *)position, data, size);
position += size;
}
}
inline void SDLImageLoader::Load(size_t size, ui8 color)
{
if (size)
{
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(':');
@ -1217,88 +382,3 @@ void CAnimation::createFlippedGroup(const size_t sourceGroup, const size_t targe
}
}
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);
}

82
client/render/Animation.h
View File

@ -32,60 +32,6 @@ struct SDL_Color;
class CDefFile;
class ColorFilter;
/*
* Base class for images, can be used for non-animation pictures as well
*/
class IImage
{
public:
using SpecialPalette = std::array<SDL_Color, 7>;
//draws image on surface "where" at position
virtual void draw(SDL_Surface * where, int posX = 0, int posY = 0, const Rect * src = nullptr) const = 0;
virtual void draw(SDL_Surface * where, const Rect * dest, const Rect * src) const = 0;
virtual std::shared_ptr<IImage> scaleFast(const Point & size) const = 0;
virtual void exportBitmap(const boost::filesystem::path & path) const = 0;
//Change palette to specific player
virtual void playerColored(PlayerColor player)=0;
//set special color for flag
virtual void setFlagColor(PlayerColor player)=0;
//test transparency of specific pixel
virtual bool isTransparent(const Point & coords) const = 0;
virtual Point dimensions() const = 0;
int width() const;
int height() const;
//only indexed bitmaps, 16 colors maximum
virtual void shiftPalette(int from, int howMany) = 0;
virtual void adjustPalette(const ColorFilter & shifter, size_t colorsToSkip) = 0;
virtual void resetPalette(int colorID) = 0;
virtual void resetPalette() = 0;
virtual void setAlpha(uint8_t value) = 0;
//only indexed bitmaps with 7 special colors
virtual void setSpecialPallete(const SpecialPalette & SpecialPalette) = 0;
virtual void horizontalFlip() = 0;
virtual void verticalFlip() = 0;
IImage();
virtual ~IImage();
/// loads image from specified file. Returns 0-sized images on failure
static std::shared_ptr<IImage> createFromFile( const std::string & path );
/// temporary compatibility method. Creates IImage from existing SDL_Surface
/// Surface will be shared, called must still free it with SDL_FreeSurface
static std::shared_ptr<IImage> createFromSurface( SDL_Surface * source );
};
/// Class for handling animation
class CAnimation
{
@ -159,31 +105,3 @@ public:
void createFlippedGroup(const size_t sourceGroup, const size_t targetGroup);
};
const float DEFAULT_DELTA = 0.05f;
class CFadeAnimation
{
public:
enum class EMode
{
NONE, IN, OUT
};
private:
float delta;
SDL_Surface * fadingSurface;
bool fading;
float fadingCounter;
bool shouldFreeSurface;
float initialCounter() const;
bool isFinished() const;
public:
EMode fadingMode;
CFadeAnimation();
~CFadeAnimation();
void init(EMode mode, SDL_Surface * sourceSurface, bool freeSurfaceAtEnd = false, float animDelta = DEFAULT_DELTA);
void update();
void draw(SDL_Surface * targetSurface, const Point & targetPoint);
bool isFading() const { return fading; }
};

939
client/render/CDefFile.cpp
View File

@ -24,133 +24,6 @@
#include <SDL_surface.h>
class SDLImageLoader;
typedef std::map <size_t, std::vector <JsonNode> > source_map;
typedef std::map<size_t, IImage* > image_map;
typedef std::map<size_t, image_map > group_map;
/// Class for def loading
/// After loading will store general info (palette and frame offsets) and pointer to file itself
class CDefFile
{
private:
PACKED_STRUCT_BEGIN
struct SSpriteDef
{
ui32 size;
ui32 format; /// format in which pixel data is stored
ui32 fullWidth; /// full width and height of frame, including borders
ui32 fullHeight;
ui32 width; /// width and height of pixel data, borders excluded
ui32 height;
si32 leftMargin;
si32 topMargin;
} PACKED_STRUCT_END;
//offset[group][frame] - offset of frame data in file
std::map<size_t, std::vector <size_t> > offset;
std::unique_ptr<ui8[]> data;
std::unique_ptr<SDL_Color[]> palette;
public:
CDefFile(std::string Name);
~CDefFile();
//load frame as SDL_Surface
template<class ImageLoader>
void loadFrame(size_t frame, size_t group, ImageLoader &loader) const;
const std::map<size_t, size_t> getEntries() const;
};
/*
* Wrapper around SDL_Surface
*/
class SDLImage : public IImage
{
public:
const static int DEFAULT_PALETTE_COLORS = 256;
//Surface without empty borders
SDL_Surface * surf;
//size of left and top borders
Point margins;
//total size including borders
Point fullSize;
public:
//Load image from def file
SDLImage(CDefFile *data, size_t frame, size_t group=0);
//Load from bitmap file
SDLImage(std::string filename);
SDLImage(const JsonNode & conf);
//Create using existing surface, extraRef will increase refcount on SDL_Surface
SDLImage(SDL_Surface * from, bool extraRef);
~SDLImage();
// Keep the original palette, in order to do color switching operation
void savePalette();
void draw(SDL_Surface * where, int posX=0, int posY=0, const Rect *src=nullptr) const override;
void draw(SDL_Surface * where, const Rect * dest, const Rect * src) const override;
std::shared_ptr<IImage> scaleFast(const Point & size) const override;
void exportBitmap(const boost::filesystem::path & path) const override;
void playerColored(PlayerColor player) override;
void setFlagColor(PlayerColor player) override;
bool isTransparent(const Point & coords) const override;
Point dimensions() const override;
void horizontalFlip() override;
void verticalFlip() override;
void shiftPalette(int from, int howMany) override;
void adjustPalette(const ColorFilter & shifter, size_t colorsToSkip) override;
void resetPalette(int colorID) override;
void resetPalette() override;
void setAlpha(uint8_t value) override;
void setSpecialPallete(const SpecialPalette & SpecialPalette) override;
friend class SDLImageLoader;
private:
SDL_Palette * originalPalette;
};
class SDLImageLoader
{
SDLImage * image;
ui8 * lineStart;
ui8 * position;
public:
//load size raw pixels from data
inline void Load(size_t size, const ui8 * data);
//set size pixels to color
inline void Load(size_t size, ui8 color=0);
inline void EndLine();
//init image with these sizes and palette
inline void init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal);
SDLImageLoader(SDLImage * Img);
~SDLImageLoader();
};
std::shared_ptr<IImage> IImage::createFromFile( const std::string & path )
{
return std::shared_ptr<IImage>(new SDLImage(path));
}
std::shared_ptr<IImage> IImage::createFromSurface( SDL_Surface * source )
{
return std::shared_ptr<IImage>(new SDLImage(source, true));
}
// Extremely simple file cache. TODO: smarter, more general solution
class CFileCache
{
@ -490,815 +363,3 @@ const std::map<size_t, size_t > CDefFile::getEntries() const
return ret;
}
/*************************************************************************
* Classes for image loaders - helpers for loading from def files *
*************************************************************************/
SDLImageLoader::SDLImageLoader(SDLImage * Img):
image(Img),
lineStart(nullptr),
position(nullptr)
{
}
void SDLImageLoader::init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal)
{
//Init image
image->surf = SDL_CreateRGBSurface(0, SpriteSize.x, SpriteSize.y, 8, 0, 0, 0, 0);
image->margins = Margins;
image->fullSize = FullSize;
//Prepare surface
SDL_Palette * p = SDL_AllocPalette(SDLImage::DEFAULT_PALETTE_COLORS);
SDL_SetPaletteColors(p, pal, 0, SDLImage::DEFAULT_PALETTE_COLORS);
SDL_SetSurfacePalette(image->surf, p);
SDL_FreePalette(p);
SDL_LockSurface(image->surf);
lineStart = position = (ui8*)image->surf->pixels;
}
inline void SDLImageLoader::Load(size_t size, const ui8 * data)
{
if (size)
{
memcpy((void *)position, data, size);
position += size;
}
}
inline void SDLImageLoader::Load(size_t size, ui8 color)
{
if (size)
{
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);
}

71
client/render/CDefFile.h Normal file
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@ -0,0 +1,71 @@
/*
* CAnimation.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
#include "../../lib/GameConstants.h"
#ifdef IN
#undef IN
#endif
#ifdef OUT
#undef OUT
#endif
VCMI_LIB_NAMESPACE_BEGIN
class JsonNode;
class Rect;
class Point;
VCMI_LIB_NAMESPACE_END
struct SDL_Surface;
struct SDL_Color;
class CDefFile;
class ColorFilter;
/// Class for def loading
/// After loading will store general info (palette and frame offsets) and pointer to file itself
class CDefFile
{
private:
PACKED_STRUCT_BEGIN
struct SSpriteDef
{
ui32 size;
ui32 format; /// format in which pixel data is stored
ui32 fullWidth; /// full width and height of frame, including borders
ui32 fullHeight;
ui32 width; /// width and height of pixel data, borders excluded
ui32 height;
si32 leftMargin;
si32 topMargin;
} PACKED_STRUCT_END;
//offset[group][frame] - offset of frame data in file
std::map<size_t, std::vector <size_t> > offset;
std::unique_ptr<ui8[]> data;
std::unique_ptr<SDL_Color[]> palette;
public:
CDefFile(std::string Name);
~CDefFile();
//load frame as SDL_Surface
template<class ImageLoader>
void loadFrame(size_t frame, size_t group, ImageLoader &loader) const;
const std::map<size_t, size_t> getEntries() const;
};

1193
client/render/CFadeAnimation.cpp
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127
client/render/CFadeAnimation.h
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@ -32,133 +32,6 @@ struct SDL_Color;
class CDefFile;
class ColorFilter;
/*
* Base class for images, can be used for non-animation pictures as well
*/
class IImage
{
public:
using SpecialPalette = std::array<SDL_Color, 7>;
//draws image on surface "where" at position
virtual void draw(SDL_Surface * where, int posX = 0, int posY = 0, const Rect * src = nullptr) const = 0;
virtual void draw(SDL_Surface * where, const Rect * dest, const Rect * src) const = 0;
virtual std::shared_ptr<IImage> scaleFast(const Point & size) const = 0;
virtual void exportBitmap(const boost::filesystem::path & path) const = 0;
//Change palette to specific player
virtual void playerColored(PlayerColor player)=0;
//set special color for flag
virtual void setFlagColor(PlayerColor player)=0;
//test transparency of specific pixel
virtual bool isTransparent(const Point & coords) const = 0;
virtual Point dimensions() const = 0;
int width() const;
int height() const;
//only indexed bitmaps, 16 colors maximum
virtual void shiftPalette(int from, int howMany) = 0;
virtual void adjustPalette(const ColorFilter & shifter, size_t colorsToSkip) = 0;
virtual void resetPalette(int colorID) = 0;
virtual void resetPalette() = 0;
virtual void setAlpha(uint8_t value) = 0;
//only indexed bitmaps with 7 special colors
virtual void setSpecialPallete(const SpecialPalette & SpecialPalette) = 0;
virtual void horizontalFlip() = 0;
virtual void verticalFlip() = 0;
IImage();
virtual ~IImage();
/// loads image from specified file. Returns 0-sized images on failure
static std::shared_ptr<IImage> createFromFile( const std::string & path );
/// temporary compatibility method. Creates IImage from existing SDL_Surface
/// Surface will be shared, called must still free it with SDL_FreeSurface
static std::shared_ptr<IImage> createFromSurface( SDL_Surface * source );
};
/// Class for handling animation
class CAnimation
{
private:
//source[group][position] - file with this frame, if string is empty - image located in def file
std::map<size_t, std::vector <JsonNode> > source;
//bitmap[group][position], store objects with loaded bitmaps
std::map<size_t, std::map<size_t, std::shared_ptr<IImage> > > images;
//animation file name
std::string name;
bool preloaded;
std::shared_ptr<CDefFile> defFile;
//loader, will be called by load(), require opened def file for loading from it. Returns true if image is loaded
bool loadFrame(size_t frame, size_t group);
//unloadFrame, returns true if image has been unloaded ( either deleted or decreased refCount)
bool unloadFrame(size_t frame, size_t group);
//initialize animation from file
void initFromJson(const JsonNode & input);
void init();
//to get rid of copy-pasting error message :]
void printError(size_t frame, size_t group, std::string type) const;
//not a very nice method to get image from another def file
//TODO: remove after implementing resource manager
std::shared_ptr<IImage> getFromExtraDef(std::string filename);
public:
CAnimation(std::string Name);
CAnimation();
~CAnimation();
//duplicates frame at [sourceGroup, sourceFrame] as last frame in targetGroup
//and loads it if animation is preloaded
void duplicateImage(const size_t sourceGroup, const size_t sourceFrame, const size_t targetGroup);
//add custom surface to the selected position.
void setCustom(std::string filename, size_t frame, size_t group=0);
std::shared_ptr<IImage> getImage(size_t frame, size_t group=0, bool verbose=true) const;
void exportBitmaps(const boost::filesystem::path & path) const;
//all available frames
void load ();
void unload();
void preload();
//all frames from group
void loadGroup (size_t group);
void unloadGroup(size_t group);
//single image
void load (size_t frame, size_t group=0);
void unload(size_t frame, size_t group=0);
//total count of frames in group (including not loaded)
size_t size(size_t group=0) const;
void horizontalFlip();
void verticalFlip();
void playerColored(PlayerColor player);
void createFlippedGroup(const size_t sourceGroup, const size_t targetGroup);
};
const float DEFAULT_DELTA = 0.05f;
class CFadeAnimation

101
client/render/IImage.h
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@ -86,104 +86,3 @@ public:
static std::shared_ptr<IImage> createFromSurface( SDL_Surface * source );
};
/// Class for handling animation
class CAnimation
{
private:
//source[group][position] - file with this frame, if string is empty - image located in def file
std::map<size_t, std::vector <JsonNode> > source;
//bitmap[group][position], store objects with loaded bitmaps
std::map<size_t, std::map<size_t, std::shared_ptr<IImage> > > images;
//animation file name
std::string name;
bool preloaded;
std::shared_ptr<CDefFile> defFile;
//loader, will be called by load(), require opened def file for loading from it. Returns true if image is loaded
bool loadFrame(size_t frame, size_t group);
//unloadFrame, returns true if image has been unloaded ( either deleted or decreased refCount)
bool unloadFrame(size_t frame, size_t group);
//initialize animation from file
void initFromJson(const JsonNode & input);
void init();
//to get rid of copy-pasting error message :]
void printError(size_t frame, size_t group, std::string type) const;
//not a very nice method to get image from another def file
//TODO: remove after implementing resource manager
std::shared_ptr<IImage> getFromExtraDef(std::string filename);
public:
CAnimation(std::string Name);
CAnimation();
~CAnimation();
//duplicates frame at [sourceGroup, sourceFrame] as last frame in targetGroup
//and loads it if animation is preloaded
void duplicateImage(const size_t sourceGroup, const size_t sourceFrame, const size_t targetGroup);
//add custom surface to the selected position.
void setCustom(std::string filename, size_t frame, size_t group=0);
std::shared_ptr<IImage> getImage(size_t frame, size_t group=0, bool verbose=true) const;
void exportBitmaps(const boost::filesystem::path & path) const;
//all available frames
void load ();
void unload();
void preload();
//all frames from group
void loadGroup (size_t group);
void unloadGroup(size_t group);
//single image
void load (size_t frame, size_t group=0);
void unload(size_t frame, size_t group=0);
//total count of frames in group (including not loaded)
size_t size(size_t group=0) const;
void horizontalFlip();
void verticalFlip();
void playerColored(PlayerColor player);
void createFlippedGroup(const size_t sourceGroup, const size_t targetGroup);
};
const float DEFAULT_DELTA = 0.05f;
class CFadeAnimation
{
public:
enum class EMode
{
NONE, IN, OUT
};
private:
float delta;
SDL_Surface * fadingSurface;
bool fading;
float fadingCounter;
bool shouldFreeSurface;
float initialCounter() const;
bool isFinished() const;
public:
EMode fadingMode;
CFadeAnimation();
~CFadeAnimation();
void init(EMode mode, SDL_Surface * sourceSurface, bool freeSurfaceAtEnd = false, float animDelta = DEFAULT_DELTA);
void update();
void draw(SDL_Surface * targetSurface, const Point & targetPoint);
bool isFading() const { return fading; }
};

960
client/render/SDLImage.cpp
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@ -26,121 +26,6 @@
class SDLImageLoader;
typedef std::map <size_t, std::vector <JsonNode> > source_map;
typedef std::map<size_t, IImage* > image_map;
typedef std::map<size_t, image_map > group_map;
/// Class for def loading
/// After loading will store general info (palette and frame offsets) and pointer to file itself
class CDefFile
{
private:
PACKED_STRUCT_BEGIN
struct SSpriteDef
{
ui32 size;
ui32 format; /// format in which pixel data is stored
ui32 fullWidth; /// full width and height of frame, including borders
ui32 fullHeight;
ui32 width; /// width and height of pixel data, borders excluded
ui32 height;
si32 leftMargin;
si32 topMargin;
} PACKED_STRUCT_END;
//offset[group][frame] - offset of frame data in file
std::map<size_t, std::vector <size_t> > offset;
std::unique_ptr<ui8[]> data;
std::unique_ptr<SDL_Color[]> palette;
public:
CDefFile(std::string Name);
~CDefFile();
//load frame as SDL_Surface
template<class ImageLoader>
void loadFrame(size_t frame, size_t group, ImageLoader &loader) const;
const std::map<size_t, size_t> getEntries() const;
};
/*
* Wrapper around SDL_Surface
*/
class SDLImage : public IImage
{
public:
const static int DEFAULT_PALETTE_COLORS = 256;
//Surface without empty borders
SDL_Surface * surf;
//size of left and top borders
Point margins;
//total size including borders
Point fullSize;
public:
//Load image from def file
SDLImage(CDefFile *data, size_t frame, size_t group=0);
//Load from bitmap file
SDLImage(std::string filename);
SDLImage(const JsonNode & conf);
//Create using existing surface, extraRef will increase refcount on SDL_Surface
SDLImage(SDL_Surface * from, bool extraRef);
~SDLImage();
// Keep the original palette, in order to do color switching operation
void savePalette();
void draw(SDL_Surface * where, int posX=0, int posY=0, const Rect *src=nullptr) const override;
void draw(SDL_Surface * where, const Rect * dest, const Rect * src) const override;
std::shared_ptr<IImage> scaleFast(const Point & size) const override;
void exportBitmap(const boost::filesystem::path & path) const override;
void playerColored(PlayerColor player) override;
void setFlagColor(PlayerColor player) override;
bool isTransparent(const Point & coords) const override;
Point dimensions() const override;
void horizontalFlip() override;
void verticalFlip() override;
void shiftPalette(int from, int howMany) override;
void adjustPalette(const ColorFilter & shifter, size_t colorsToSkip) override;
void resetPalette(int colorID) override;
void resetPalette() override;
void setAlpha(uint8_t value) override;
void setSpecialPallete(const SpecialPalette & SpecialPalette) override;
friend class SDLImageLoader;
private:
SDL_Palette * originalPalette;
};
class SDLImageLoader
{
SDLImage * image;
ui8 * lineStart;
ui8 * position;
public:
//load size raw pixels from data
inline void Load(size_t size, const ui8 * data);
//set size pixels to color
inline void Load(size_t size, ui8 color=0);
inline void EndLine();
//init image with these sizes and palette
inline void init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal);
SDLImageLoader(SDLImage * Img);
~SDLImageLoader();
};
std::shared_ptr<IImage> IImage::createFromFile( const std::string & path )
{
return std::shared_ptr<IImage>(new SDLImage(path));
@ -151,408 +36,6 @@ std::shared_ptr<IImage> IImage::createFromSurface( SDL_Surface * source )
return std::shared_ptr<IImage>(new SDLImage(source, true));
}
// Extremely simple file cache. TODO: smarter, more general solution
class CFileCache
{
static const int cacheSize = 50; //Max number of cached files
struct FileData
{
ResourceID name;
size_t size;
std::unique_ptr<ui8[]> data;
std::unique_ptr<ui8[]> getCopy()
{
auto ret = std::unique_ptr<ui8[]>(new ui8[size]);
std::copy(data.get(), data.get() + size, ret.get());
return ret;
}
FileData(ResourceID name_, size_t size_, std::unique_ptr<ui8[]> data_):
name{std::move(name_)},
size{size_},
data{std::move(data_)}
{}
};
std::deque<FileData> cache;
public:
std::unique_ptr<ui8[]> getCachedFile(ResourceID rid)
{
for(auto & file : cache)
{
if (file.name == rid)
return file.getCopy();
}
// Still here? Cache miss
if (cache.size() > cacheSize)
cache.pop_front();
auto data = CResourceHandler::get()->load(rid)->readAll();
cache.emplace_back(std::move(rid), data.second, std::move(data.first));
return cache.back().getCopy();
}
};
enum class DefType : uint32_t
{
SPELL = 0x40,
SPRITE = 0x41,
CREATURE = 0x42,
MAP = 0x43,
MAP_HERO = 0x44,
TERRAIN = 0x45,
CURSOR = 0x46,
INTERFACE = 0x47,
SPRITE_FRAME = 0x48,
BATTLE_HERO = 0x49
};
static CFileCache animationCache;
/*************************************************************************
* DefFile, class used for def loading *
*************************************************************************/
bool operator== (const SDL_Color & lhs, const SDL_Color & rhs)
{
return (lhs.a == rhs.a) && (lhs.b == rhs.b) &&(lhs.g == rhs.g) &&(lhs.r == rhs.r);
}
CDefFile::CDefFile(std::string Name):
data(nullptr),
palette(nullptr)
{
//First 8 colors in def palette used for transparency
static SDL_Color H3Palette[8] =
{
{ 0, 0, 0, 0},// transparency ( used in most images )
{ 0, 0, 0, 64},// shadow border ( used in battle, adventure map def's )
{ 0, 0, 0, 64},// shadow border ( used in fog-of-war def's )
{ 0, 0, 0, 128},// shadow body ( used in fog-of-war def's )
{ 0, 0, 0, 128},// shadow body ( used in battle, adventure map def's )
{ 0, 0, 0, 0},// selection ( used in battle def's )
{ 0, 0, 0, 128},// shadow body below selection ( used in battle def's )
{ 0, 0, 0, 64} // shadow border below selection ( used in battle def's )
};
data = animationCache.getCachedFile(ResourceID(std::string("SPRITES/") + Name, EResType::ANIMATION));
palette = std::unique_ptr<SDL_Color[]>(new SDL_Color[256]);
int it = 0;
ui32 type = read_le_u32(data.get() + it);
it+=4;
//int width = read_le_u32(data + it); it+=4;//not used
//int height = read_le_u32(data + it); it+=4;
it+=8;
ui32 totalBlocks = read_le_u32(data.get() + it);
it+=4;
for (ui32 i= 0; i<256; i++)
{
palette[i].r = data[it++];
palette[i].g = data[it++];
palette[i].b = data[it++];
palette[i].a = SDL_ALPHA_OPAQUE;
}
switch(static_cast<DefType>(type))
{
case DefType::SPELL:
palette[0] = H3Palette[0];
break;
case DefType::SPRITE:
case DefType::SPRITE_FRAME:
for(ui32 i= 0; i<8; i++)
palette[i] = H3Palette[i];
break;
case DefType::CREATURE:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[4] = H3Palette[4];
palette[5] = H3Palette[5];
palette[6] = H3Palette[6];
palette[7] = H3Palette[7];
break;
case DefType::MAP:
case DefType::MAP_HERO:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[4] = H3Palette[4];
//5 = owner flag, handled separately
break;
case DefType::TERRAIN:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[2] = H3Palette[2];
palette[3] = H3Palette[3];
palette[4] = H3Palette[4];
break;
case DefType::CURSOR:
palette[0] = H3Palette[0];
break;
case DefType::INTERFACE:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[4] = H3Palette[4];
//player colors handled separately
//TODO: disallow colorizing other def types
break;
case DefType::BATTLE_HERO:
palette[0] = H3Palette[0];
palette[1] = H3Palette[1];
palette[4] = H3Palette[4];
break;
default:
logAnim->error("Unknown def type %d in %s", type, Name);
break;
}
for (ui32 i=0; i<totalBlocks; i++)
{
size_t blockID = read_le_u32(data.get() + it);
it+=4;
size_t totalEntries = read_le_u32(data.get() + it);
it+=12;
//8 unknown bytes - skipping
//13 bytes for name of every frame in this block - not used, skipping
it+= 13 * (int)totalEntries;
for (ui32 j=0; j<totalEntries; j++)
{
size_t currOffset = read_le_u32(data.get() + it);
offset[blockID].push_back(currOffset);
it += 4;
}
}
}
template<class ImageLoader>
void CDefFile::loadFrame(size_t frame, size_t group, ImageLoader &loader) const
{
std::map<size_t, std::vector <size_t> >::const_iterator it;
it = offset.find(group);
assert (it != offset.end());
const ui8 * FDef = data.get()+it->second[frame];
const SSpriteDef sd = * reinterpret_cast<const SSpriteDef *>(FDef);
SSpriteDef sprite;
sprite.format = read_le_u32(&sd.format);
sprite.fullWidth = read_le_u32(&sd.fullWidth);
sprite.fullHeight = read_le_u32(&sd.fullHeight);
sprite.width = read_le_u32(&sd.width);
sprite.height = read_le_u32(&sd.height);
sprite.leftMargin = read_le_u32(&sd.leftMargin);
sprite.topMargin = read_le_u32(&sd.topMargin);
ui32 currentOffset = sizeof(SSpriteDef);
//special case for some "old" format defs (SGTWMTA.DEF and SGTWMTB.DEF)
if(sprite.format == 1 && sprite.width > sprite.fullWidth && sprite.height > sprite.fullHeight)
{
sprite.leftMargin = 0;
sprite.topMargin = 0;
sprite.width = sprite.fullWidth;
sprite.height = sprite.fullHeight;
currentOffset -= 16;
}
const ui32 BaseOffset = currentOffset;
loader.init(Point(sprite.width, sprite.height),
Point(sprite.leftMargin, sprite.topMargin),
Point(sprite.fullWidth, sprite.fullHeight), palette.get());
switch(sprite.format)
{
case 0:
{
//pixel data is not compressed, copy data to surface
for(ui32 i=0; i<sprite.height; i++)
{
loader.Load(sprite.width, FDef + currentOffset);
currentOffset += sprite.width;
loader.EndLine();
}
break;
}
case 1:
{
//for each line we have offset of pixel data
const ui32 * RWEntriesLoc = reinterpret_cast<const ui32 *>(FDef+currentOffset);
currentOffset += sizeof(ui32) * sprite.height;
for(ui32 i=0; i<sprite.height; i++)
{
//get position of the line
currentOffset=BaseOffset + read_le_u32(RWEntriesLoc + i);
ui32 TotalRowLength = 0;
while(TotalRowLength<sprite.width)
{
ui8 segmentType = FDef[currentOffset++];
ui32 length = FDef[currentOffset++] + 1;
if(segmentType==0xFF)//Raw data
{
loader.Load(length, FDef + currentOffset);
currentOffset+=length;
}
else// RLE
{
loader.Load(length, segmentType);
}
TotalRowLength += length;
}
loader.EndLine();
}
break;
}
case 2:
{
currentOffset = BaseOffset + read_le_u16(FDef + BaseOffset);
for(ui32 i=0; i<sprite.height; i++)
{
ui32 TotalRowLength=0;
while(TotalRowLength<sprite.width)
{
ui8 segment=FDef[currentOffset++];
ui8 code = segment / 32;
ui8 length = (segment & 31) + 1;
if(code==7)//Raw data
{
loader.Load(length, FDef + currentOffset);
currentOffset += length;
}
else//RLE
{
loader.Load(length, code);
}
TotalRowLength+=length;
}
loader.EndLine();
}
break;
}
case 3:
{
for(ui32 i=0; i<sprite.height; i++)
{
currentOffset = BaseOffset + read_le_u16(FDef + BaseOffset+i*2*(sprite.width/32));
ui32 TotalRowLength=0;
while(TotalRowLength<sprite.width)
{
ui8 segment = FDef[currentOffset++];
ui8 code = segment / 32;
ui8 length = (segment & 31) + 1;
if(code==7)//Raw data
{
loader.Load(length, FDef + currentOffset);
currentOffset += length;
}
else//RLE
{
loader.Load(length, code);
}
TotalRowLength += length;
}
loader.EndLine();
}
break;
}
default:
logGlobal->error("Error: unsupported format of def file: %d", sprite.format);
break;
}
}
CDefFile::~CDefFile() = default;
const std::map<size_t, size_t > CDefFile::getEntries() const
{
std::map<size_t, size_t > ret;
for (auto & elem : offset)
ret[elem.first] = elem.second.size();
return ret;
}
/*************************************************************************
* Classes for image loaders - helpers for loading from def files *
*************************************************************************/
SDLImageLoader::SDLImageLoader(SDLImage * Img):
image(Img),
lineStart(nullptr),
position(nullptr)
{
}
void SDLImageLoader::init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal)
{
//Init image
image->surf = SDL_CreateRGBSurface(0, SpriteSize.x, SpriteSize.y, 8, 0, 0, 0, 0);
image->margins = Margins;
image->fullSize = FullSize;
//Prepare surface
SDL_Palette * p = SDL_AllocPalette(SDLImage::DEFAULT_PALETTE_COLORS);
SDL_SetPaletteColors(p, pal, 0, SDLImage::DEFAULT_PALETTE_COLORS);
SDL_SetSurfacePalette(image->surf, p);
SDL_FreePalette(p);
SDL_LockSurface(image->surf);
lineStart = position = (ui8*)image->surf->pixels;
}
inline void SDLImageLoader::Load(size_t size, const ui8 * data)
{
if (size)
{
memcpy((void *)position, data, size);
position += size;
}
}
inline void SDLImageLoader::Load(size_t size, ui8 color)
{
if (size)
{
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;
@ -859,446 +342,3 @@ SDLImage::~SDLImage()
}
}
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);
}

90
client/render/SDLImage.h Normal file
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@ -0,0 +1,90 @@
/*
* CAnimation.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
#include "../../lib/GameConstants.h"
#ifdef IN
#undef IN
#endif
#ifdef OUT
#undef OUT
#endif
VCMI_LIB_NAMESPACE_BEGIN
class JsonNode;
class Rect;
class Point;
VCMI_LIB_NAMESPACE_END
struct SDL_Surface;
struct SDL_Color;
class CDefFile;
class ColorFilter;
/*
* Wrapper around SDL_Surface
*/
class SDLImage : public IImage
{
public:
const static int DEFAULT_PALETTE_COLORS = 256;
//Surface without empty borders
SDL_Surface * surf;
//size of left and top borders
Point margins;
//total size including borders
Point fullSize;
public:
//Load image from def file
SDLImage(CDefFile *data, size_t frame, size_t group=0);
//Load from bitmap file
SDLImage(std::string filename);
SDLImage(const JsonNode & conf);
//Create using existing surface, extraRef will increase refcount on SDL_Surface
SDLImage(SDL_Surface * from, bool extraRef);
~SDLImage();
// Keep the original palette, in order to do color switching operation
void savePalette();
void draw(SDL_Surface * where, int posX=0, int posY=0, const Rect *src=nullptr) const override;
void draw(SDL_Surface * where, const Rect * dest, const Rect * src) const override;
std::shared_ptr<IImage> scaleFast(const Point & size) const override;
void exportBitmap(const boost::filesystem::path & path) const override;
void playerColored(PlayerColor player) override;
void setFlagColor(PlayerColor player) override;
bool isTransparent(const Point & coords) const override;
Point dimensions() const override;
void horizontalFlip() override;
void verticalFlip() override;
void shiftPalette(int from, int howMany) override;
void adjustPalette(const ColorFilter & shifter, size_t colorsToSkip) override;
void resetPalette(int colorID) override;
void resetPalette() override;
void setAlpha(uint8_t value) override;
void setSpecialPallete(const SpecialPalette & SpecialPalette) override;
friend class SDLImageLoader;
private:
SDL_Palette * originalPalette;
};

1219
client/render/SDLImageLoader.cpp
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client/render/SDLImageLoader.h Normal file
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@ -0,0 +1,54 @@
/*
* CAnimation.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
#include "../../lib/GameConstants.h"
#ifdef IN
#undef IN
#endif
#ifdef OUT
#undef OUT
#endif
VCMI_LIB_NAMESPACE_BEGIN
class JsonNode;
class Rect;
class Point;
VCMI_LIB_NAMESPACE_END
struct SDL_Surface;
struct SDL_Color;
class CDefFile;
class ColorFilter;
class SDLImageLoader
{
SDLImage * image;
ui8 * lineStart;
ui8 * position;
public:
//load size raw pixels from data
inline void Load(size_t size, const ui8 * data);
//set size pixels to color
inline void Load(size_t size, ui8 color=0);
inline void EndLine();
//init image with these sizes and palette
inline void init(Point SpriteSize, Point Margins, Point FullSize, SDL_Color *pal);
SDLImageLoader(SDLImage * Img);
~SDLImageLoader();
};