void save_screenshot(const char* filename) {
log::msg("saving screenshot to %s...", filename);
int32_t rmask, gmask, bmask, amask;
rmask = 0x000000FF;
gmask = 0x0000FF00;
bmask = 0x00FF0000;
amask = 0xFF000000;
SDL_Surface *screen = SDL_CreateRGBSurface(SDL_SWSURFACE, window_size.x, window_size.y, 32, rmask, gmask, bmask, amask);
size_t pxcount = screen->w * screen->h;
uint32_t *pxdata = new uint32_t[pxcount];
glReadPixels(0, 0, window_size.x, window_size.y, GL_RGBA, GL_UNSIGNED_BYTE, pxdata);
uint32_t *surface_pxls = (uint32_t *)screen->pixels;
//we need to invert all rows, but leave column order the same.
for (ssize_t row = 0; row < screen->h; row++) {
ssize_t irow = screen->h - 1 - row;
for (ssize_t col = 0; col < screen->w; col++) {
uint32_t pxl = pxdata[irow * screen->w + col];
//TODO: store the alpha channels in the screenshot, is buggy at the moment..
surface_pxls[row * screen->w + col] = pxl | 0xFF000000;
}
}
delete[] pxdata;
IMG_SavePNG(screen, filename);
SDL_FreeSurface(screen);
}
int IMG_SaveFrameBuffer(const char* file, int compression)
{
const int w = preferences::actual_screen_width();
const int h = preferences::actual_screen_height();
#if SDL_VERSION_ATLEAST(2, 0, 0)
graphics::surface s(SDL_CreateRGBSurface(0, w, h, 24, SURFACE_MASK_RGB));
#else
graphics::surface s(SDL_CreateRGBSurface(SDL_SWSURFACE, w, h, 24, SURFACE_MASK_RGB));
#endif
glReadPixels(0, 0, w, h, GL_RGB, GL_UNSIGNED_BYTE, s->pixels);
unsigned char* pixels = (unsigned char*)s->pixels;
for(int n = 0; n != h/2; ++n) {
unsigned char* s1 = pixels + n*w*3;
unsigned char* s2 = pixels + (h-n-1)*w*3;
for(int m = 0; m != w*3; ++m) {
std::swap(s1[m], s2[m]);
}
}
const int result = IMG_SavePNG(file, s.get(), compression);
if(result == -1) {
fprintf(stderr, "FAILED TO SAVE SCREENSHOT\n");
return result;
}
fprintf(stderr, "SAVED SCREENSHOT TO %s.\n", file);
return result;
}
static EEL_xno img_SavePNG(EEL_vm *vm)
{
EEL_value *arg = vm->heap + vm->argv;
int res;
SDL_Surface *from;
int comp = -1;
/* Filename */
const char *fn = eel_v2s(arg);
if(!fn)
return EEL_XNEEDSTRING;
/* Surface */
if(EEL_CLASS(arg + 1) != esdl_md.surface_cid)
return EEL_XWRONGTYPE;
from = o2ESDL_surface(arg[1].objref.v)->surface;
/* Compression level */
if(vm->argc >= 3)
{
comp = eel_v2l(arg + 2);
#if 0
if(comp < -1)
return EEL_XLOWVALUE;
if(comp > 9)
return EEL_XHIGHVALUE;
#endif
}
res = IMG_SavePNG(fn, from, comp);
if(res)
return EEL_XCANTWRITE;
return 0;
}
bool screenshot_( const std::string& filename ) noexcept
{
int err = 0;
int w, h;
SDL_Surface * sshot_surface;
SDL_GetWindowSize( window, &w, &h );
sshot_surface = SDL_CreateRGBSurface( 0, w, h, ARGB_DEPTH,
RMASK, GMASK,
BMASK, AMASK );
if ( sshot_surface == nullptr )
return false;
err = SDL_RenderReadPixels( renderer, nullptr, SDL_PIXELFORMAT_RGBA8888,
sshot_surface->pixels, sshot_surface->pitch );
if ( err == -1 )
{
// Cannot read the pixels from the renderer
SDL_FreeSurface( sshot_surface );
return false;
}
err = IMG_SavePNG( sshot_surface, filename.c_str() );
SDL_FreeSurface( sshot_surface );
return err == 0;
}
bool Surface::Save(const char *fn) const
{
#ifdef WITH_IMAGE
return !surface || !fn || IMG_SavePNG(fn, surface, -1) ? false : true;
#else
return !surface || !fn || SDL_SaveBMP(surface, fn) ? false : true;
#endif
}
void Graphic::SaveImageBMP( std::string File) {
// Save Image
File = File + ".png";
/*SDL_RWops *file = SDL_RWFromFile( File.c_str(), "wb");
SDL_SaveBMP_RW( m_display->GetSurface(), file, 0);
file->close(file);*/
if( IMG_SavePNG( m_display->GetSurface(), File.c_str())) {
printf("Unable to save png -- %s\n", SDL_GetError());
}
}
CAMLprim value sdlimagestub_savepng(value surf, value file)
{
CAMLparam2(surf, file);
int ret = IMG_SavePNG(
String_val(file),
SDL_Surface_val(surf),
IMG_COMPRESS_MAX);
if(ret != 0) raise_failure();
CAMLreturn(Val_unit);
}
void Texture2dData::store(const util::Path& file) const {
log::log(MSG(info) << "Saving texture data to " << file);
if (this->info.get_format() != pixel_format::rgba8) {
throw Error(MSG(err) << "Storing 2D textures into files is unimplemented. PRs welcome :D");
}
auto size = this->info.get_size();
// If an older SDL2 is used, we have to specify the format manually.
#ifndef SDL_PIXELFORMAT_RGBA32
uint32_t rmask, gmask, bmask, amask;
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
rmask = 0xff000000;
gmask = 0x00ff0000;
bmask = 0x0000ff00;
amask = 0x000000ff;
#else // little endian, like x86
rmask = 0x000000ff;
gmask = 0x0000ff00;
bmask = 0x00ff0000;
amask = 0xff000000;
#endif
std::unique_ptr<SDL_Surface, decltype(&SDL_FreeSurface)> surf(
SDL_CreateRGBSurfaceFrom(
// const_cast is okay, because the surface doesn't modify data
const_cast<void*>(static_cast<void const*>(this->data.data())),
size.first,
size.second,
32,
this->info.get_row_size(),
rmask, gmask, bmask, amask
),
&SDL_FreeSurface
);
#else
std::unique_ptr<SDL_Surface, decltype(&SDL_FreeSurface)> surf(
SDL_CreateRGBSurfaceWithFormatFrom(
// const_cast is okay, because the surface doesn't modify data
const_cast<void*>(static_cast<void const*>(this->data.data())),
size.first,
size.second,
32,
this->info.get_row_size(),
SDL_PIXELFORMAT_RGBA32
),
&SDL_FreeSurface
);
#endif
// Call sdl_image for saving the screenshot to PNG
std::string path = file.resolve_native_path_w();
IMG_SavePNG(surf.get(), path.c_str());
}
bool Surface::Save(const std::string & fn) const
{
int res = 0;
#ifdef WITH_IMAGE
#if SDL_VERSION_ATLEAST(2, 0, 0)
res = IMG_SavePNG(surface, fn.c_str());
#else
res = IMG_SavePNG(fn.c_str(), surface, -1);
#endif
#else
res = SDL_SaveBMP(surface, fn.c_str());
#endif
if(0 != res)
{
ERROR(SDL_GetError());
return false;
}
return true;
}
bool save_png ( SDL_SURFACE::RawPtr buffer, const std::string& filename )
{
if ( buffer == nullptr )
{
NOM_LOG_ERR( NOM, "Video surface memory is not valid for saving output");
return false;
}
// Undocumented method for writing out a PNG file with SDL2_image
if ( IMG_SavePNG ( buffer, filename.c_str() ) != 0 )
{
NOM_LOG_ERR(NOM,SDL_GetError());
return false;
}
return true;
}
bool Image::save_png ( const std::string& filename ) const
{
if ( this->valid() == false )
{
NOM_LOG_ERR(NOM, "Image is not valid for saving output" );
return false;
}
// Undocumented method for writing out a PNG file with SDL2_image
if ( IMG_SavePNG ( this->image(), filename.c_str() ) != 0 )
{
NOM_LOG_ERR ( NOM, SDL_GetError() );
return false;
}
return true;
}
void LectorTerreno::guardarMatrizEnPNG(string nombreArchivo){
Uint32* vectorPixeles = new Uint32[altoMatriz*anchoMatriz];
SDL_Surface* surNueva = IMG_Load(propiedadesPNG);
for(unsigned y = 0; y < altoMatriz; y++)
for(unsigned x = 0; x < anchoMatriz; x++){
vectorPixeles[x + (y*anchoMatriz)] = pixelToUint32(matrizTerreno[x][y], surNueva->format);
}
surNueva->h = altoMatriz;
surNueva->w = anchoMatriz;
surNueva->pitch = anchoMatriz*4; //pitch: tamaño en bits de cada linea (ancho x bytes por pixel)
surNueva->pixels = vectorPixeles;
IMG_SavePNG(surNueva, nombreArchivo.c_str());
delete[] vectorPixeles;
}
void convert(const std::string &fileName) {
if (fileName.rfind(".bmp") == std::string::npos) return;
std::string out = fileName;
size_t extPos = out.rfind('.');
if (extPos != std::string::npos) out = out.substr(0, extPos);
out += ".png";
if (!g_dryrun) {
SDL_Surface *surf = IMG_Load(fileName.c_str());
if (!surf) {
std::cerr << std::string("Couldn't open ") << fileName << ": " << IMG_GetError() << std::endl;
return;
}
uint8_t r, g, b, a;
if (surf->format->palette) {
SDL_GetRGBA(0, surf->format, &r, &g, &b, &a);
std::cout << fileName << ": converting [" << uint16_t(r) << ", " << uint16_t(g) << ", " <<
uint16_t(b) << ", " << uint16_t(a) << "] to alpha" << std::endl;
SDL_SetColorKey(surf, SDL_TRUE, 0);
}
else {
std::cout << fileName << ": no palette" << std::endl;
}
SDL_Surface *other = SDL_ConvertSurfaceFormat(surf, SDL_PIXELFORMAT_RGBA8888, 0);
SDL_FreeSurface(surf);
if (!other) {
std::cerr << "Couldn't convert " << fileName << ": " << SDL_GetError() << std::endl;
return;
}
uint32_t *pixels = (uint32_t *)other->pixels;
for (int i = 0; i < other->w * other->h; i++, pixels++) {
SDL_GetRGBA(*pixels, other->format, &r, &g, &b, &a);
float aFloat = a / 255;
r *= aFloat; g *= aFloat; b *= aFloat;
*pixels = SDL_MapRGBA(other->format, r, g, b, a);
}
if (IMG_SavePNG(other, out.c_str()) == -1)
std::cerr << "Couldn't save " << out << ":" << IMG_GetError() << std::endl;
SDL_FreeSurface(other);
}
else
{
std::cout << "converting " << fileName << " to " << out << std::endl;
}
}
int image_sdl_save(SDL_Surface *src, const char *path,
enum img_fmt fmt)
{
int ret = -1;
assert(src);
assert(path);
assert(strlen(path) > 0);
assert(fmt != IMGFMT_NONE);
if(fmt == IMGFMT_PNG) {
ret = IMG_SavePNG(src, path);
if(ret != 0)
sg_log_err("Image save error, %s.", SDL_GetError());
} else
sg_log_err("Only png is supportted for now.");
return ret;
}
void ScreenshotManager::save_screenshot() {
std::string filename = this->gen_next_filename();
log::log(MSG(info) << "Saving screenshot to " << filename);
int32_t rmask, gmask, bmask, amask;
rmask = 0x000000FF;
gmask = 0x0000FF00;
bmask = 0x00FF0000;
amask = 0xFF000000;
SDL_Surface *screen = SDL_CreateRGBSurface(
SDL_SWSURFACE,
this->window_size.x,
this->window_size.y,
32,
rmask, gmask, bmask, amask);
size_t pxcount = screen->w * screen->h;
auto pxdata = std::make_unique<uint32_t[]>(pxcount);
glReadPixels(0, 0,
this->window_size.x, this->window_size.y,
GL_RGBA, GL_UNSIGNED_BYTE, pxdata.get());
uint32_t *surface_pxls = (uint32_t *)screen->pixels;
// we need to invert all pixel rows, but leave column order the same.
for (ssize_t row = 0; row < screen->h; row++) {
ssize_t irow = screen->h - 1 - row;
for (ssize_t col = 0; col < screen->w; col++) {
uint32_t pxl = pxdata[irow * screen->w + col];
// TODO: store the alpha channels in the screenshot, is buggy at the moment..
surface_pxls[row * screen->w + col] = pxl | 0xFF000000;
}
}
// call sdl_image for saving the screenshot to png
IMG_SavePNG(screen, filename.c_str());
SDL_FreeSurface(screen);
}
void SDLFrontend::makeScreenshot (const std::string& filename)
{
assert(_renderer);
SDL_Rect viewport;
int bpp;
Uint32 rmask, gmask, bmask, amask;
SDL_RenderGetViewport(_renderer, &viewport);
SDL_PixelFormatEnumToMasks(SDL_PIXELFORMAT_RGBA8888, &bpp, &rmask, &gmask, &bmask, &amask);
ScopedPtr<SDL_Surface> surface(SDL_CreateRGBSurface(0, viewport.w, viewport.h, bpp, rmask, gmask, bmask, amask));
if (!surface)
return;
if (SDL_RenderReadPixels(_renderer, nullptr, surface->format->format, surface->pixels, surface->pitch) < 0)
return;
const std::string fullFilename = FS.getAbsoluteWritePath() + filename + "-" + dateutil::getDateString() + ".png";
IMG_SavePNG(surface, fullFilename.c_str());
}
int write_image( const Image& image, const char *filename )
{
if(std::string(filename).rfind(".png") == std::string::npos && std::string(filename).rfind(".PNG") == std::string::npos )
{
printf("writing color image '%s'... failed, not a PNG image.\n", filename);
return -1;
}
// flip de l'image : Y inverse entre GL et BMP
Image flip= create_image(image.width, image.height, 4, make_color(0, 0, 0));
for(int y= 0; y < image.height; y++)
for(int x= 0; x < image.width; x++)
image_set_pixel(flip, x, image.height - y -1, image_pixel(image, x, y));
SDL_Surface *bmp= SDL_CreateRGBSurfaceFrom((void *) &flip.data.front(),
image.width, image.height,
32, image.width * 4,
#if 0
0xFF000000,
0x00FF0000,
0x0000FF00,
0x000000FF
#else
0x000000FF,
0x0000FF00,
0x00FF0000,
0xFF000000
#endif
);
int code= IMG_SavePNG(bmp, filename);
SDL_FreeSurface(bmp);
release_image(flip);
if(code < 0)
printf("writing color image '%s'... failed\n%s\n", filename, SDL_GetError());
else
printf("writing color image '%s'...\n", filename);
return code;
}
std::string WadImageCache::image_to_new_name(SDL_Surface *image, int32 *filesize) const
{
// create name
boost::uuids::random_generator gen;
boost::uuids::uuid u = gen();
std::string ustr = boost::uuids::to_string(u);
FileSpecifier File;
File.SetToImageCacheDir();
File.AddPart(ustr);
FileSpecifier TempFile;
TempFile.SetTempName(File);
int ret;
//#if defined(HAVE_PNG) && defined(HAVE_SDL_IMAGE)
// ret = aoIMG_SavePNG(TempFile.GetPath(), image, IMG_COMPRESS_DEFAULT, NULL, 0);
#ifdef HAVE_SDL_IMAGE
ret = IMG_SavePNG(image, TempFile.GetPath());
#else
ret = SDL_SaveBMP(image, TempFile.GetPath());
#endif
if (ret == 0 && TempFile.Rename(File))
{
if (filesize)
{
OpenedFile of;
if (File.Open(of))
of.GetLength(*filesize);
}
return ustr;
}
if (filesize)
*filesize = 0;
return "";
}
void ProcessFile(char* fileName)
{
SDL_Surface* font = IMG_Load(fileName);
if (font == NULL)
{
fprintf(stderr, "File not found or not correct image format.\n");
return;
}
if (font->format->BitsPerPixel != 32)
{
fprintf(stderr, "Pixel format is not 32bit.\n");
return;
}
Uint32* pix = (Uint32*)font->pixels;
FRectangle* charRectangle;
int currentCharIndex = 0;
State = SEEKING;
int i = 0, j = 0;
int iters = 0;
while (true)
{
if (i >= font->w)
{
return;
}
Uint32 px = pix[i + (j * font->w)];
switch (State)
{
case SEEKING:
{
if (j >= font->h)
{
i++;
j = 0;
}
else
{
if (px != BLANK)
{
State = BEGIN_CHAR;
}
else
{
j++;
}
}
break;
}
case BEGIN_CHAR:
{
charRectangle = new FRectangle();
charRectangle->Left = i;
charRectangle->Top = j;
charRectangle->Right = i;
charRectangle->Bottom = j;
State = PIXEL_FOUND;
break;
}
case LINE_SEEK:
{
if (j >= font->h)
{
if (charRectangle->Right != i)
{
State = END_CHAR;
}
i++;
j = 0;
}
else
{
if (px != BLANK)
{
State = PIXEL_FOUND;
break;
}
j++;
}
break;
}
case PIXEL_FOUND:
{
if (j >= font->h)
{
State = LINE_SEEK;
break;
}
if (px != BLANK)
{
if (j < charRectangle->Top)
{
charRectangle->Top = j;
}
if (j > charRectangle->Bottom)
{
charRectangle->Bottom = j;
}
if (i > charRectangle->Right)
{
charRectangle->Right = i;
}
}
j++;
break;
}
case END_CHAR:
{
SDL_Rect rec = FRectToSDL_Rect(*charRectangle);
rec.w += 1; // Have to add +1 to w and h to compensate the comversion from my rec to sdl rec. TODO : Problem in FRect impl ?
rec.h += 1;
SDL_Surface* subSurf = SDL_CreateRGBSurface(0, rec.w, rec.h, 32, font->format->Rmask, font->format->Gmask, font->format->Bmask, font->format->Amask);
SDL_BlitSurface(font, &rec, subSurf, NULL);
char fileName[260];
if (islower(CharacterSet[currentCharIndex]))
{
sprintf(fileName, "letters/%c_.png", CharacterSet[currentCharIndex]);
}
else
{
sprintf(fileName, "letters/%c.png", CharacterSet[currentCharIndex]);
}
IMG_SavePNG(subSurf, fileName);
currentCharIndex++;
State = SEEKING;
break;
}
}
iters++;
}
}
void makeScreenShot ()
{
char fname[256];
int ret;
int align;
int dlen, ishot, iline, w = window_width, h = window_height;
unsigned char *pixels;
SDL_Surface *surf;
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
int rmask = 0x00ff0000;
int gmask = 0x0000ff00;
int bmask = 0x000000ff;
#else
int rmask = 0x000000ff;
int gmask = 0x0000ff00;
int bmask = 0x00ff0000;
#endif
int amask = 0x00000000;
/* see if the screenshots directory exists */
safe_snprintf (fname, sizeof (fname), "%sscreenshots", configdir);
ret = file_exists(fname);
if(ret == 0)
{
if(MKDIR(fname) < 0)
{
LOG_ERROR ("Unable to create directory \"%s\"\n", fname);
return;
}
}
else if (ret == -1)
{
return;
}
dlen = strlen (fname);
/* try to find a file name which isn't taken yet */
for (ishot = 1; ishot < 1000; ishot++)
{
safe_snprintf (fname+dlen, sizeof(fname)-dlen, "/elscreen%03d.png", ishot);
ret = file_exists(fname);
if(ret == 0)
{
break;
}
else if(ret == -1)
{
return; //we hit an error, it's already reported
}
}
/* if all numbered file names have been taken, use the default */
if (ishot >= 1000)
{
LOG_TO_CONSOLE(c_red2, max_screenshots_warning_str);
safe_snprintf (fname+dlen, sizeof(fname)-dlen, "/elscreen.png");
}
LOG_TO_CONSOLE(c_green1, fname);
/* read the pixels from the GL scene */
glGetIntegerv(GL_PACK_ALIGNMENT, &align);
pixels = malloc(h * align * ((3 * w - 1) / align + 1));
glReadPixels (0, 0, w, h, GL_RGB, GL_UNSIGNED_BYTE, pixels);
/* Let SDL worry about creating a BMP from it: create a surface */
surf = SDL_CreateRGBSurface (SDL_SWSURFACE, w, h, 24, rmask, gmask, bmask, amask);
/* simply memcpy'ing the pixels results in an upside-down image,
* so copy the lines in reverse order */
if (SDL_MUSTLOCK(surf)) SDL_LockSurface(surf);
for (iline = 0; iline < h; iline++)
memcpy ((char *)surf->pixels + surf->pitch*iline, pixels + surf->pitch*(h-iline-1), 3*w);
if (SDL_MUSTLOCK(surf)) SDL_UnlockSurface(surf);
//SDL_SaveBMP (surf, fname);
IMG_SavePNG (surf, fname);
free (pixels);
SDL_FreeSurface (surf);
}
// =========================================================================
int main(int argc, char** argv)
{
const char * usage = "Usage: lmu2png map.lmu chipset.png output.png\n";
if(argc < 4 || argc > 5)
{
std::cout<<usage;
exit(EXIT_FAILURE);
}
const char* map_path = argv[1];
const char* chipset_path = argv[2];
const char* output_path = argv[3];
std::unique_ptr<RPG::Map> map = LMU_Reader::Load(map_path, "");
if (map.get() == NULL)
{
std::cerr<<LcfReader::GetError()<<std::endl;
exit(EXIT_FAILURE);
}
SDL_Surface* chipset = IMG_Load(chipset_path);
if (chipset == NULL)
{
std::cerr<<IMG_GetError()<<std::endl;
exit(EXIT_FAILURE);
}
if (IMG_isBMP(SDL_RWFromFile(chipset_path, "rb")))
{
// Set as color key the first color in the palette
SDL_Color ckey = chipset->format->palette->colors[0];
SDL_SetColorKey(chipset, SDL_TRUE, SDL_MapRGB(chipset->format, ckey.r, ckey.g, ckey.b));
}
SDL_Surface* output = SDL_CreateRGBSurface(0, map->width * 16, map->height * 16, 8, 0, 0, 0, 0);
output->format->palette = chipset->format->palette;
stChipset gen;
gen.GenerateFromSurface(chipset);
for (int y = 0; y < map->height; ++y)
for (int x = 0; x < map->width; ++x)
{
gen.RenderTile(output, x*16, y*16, map->lower_layer[x+y*map->width], 0);
gen.RenderTile(output, x*16, y*16, map->upper_layer[x+y*map->width], 0);
}
std::vector<RPG::Event>::iterator ev;
for (ev = map->events.begin(); ev != map->events.end(); ++ev)
{
RPG::EventPage evp = ev->pages[0];
if (evp.character_name.empty())
gen.RenderTile(output, (ev->x)*16, (ev->y)*16, 0x2710 + evp.character_index, 0);
}
if(IMG_SavePNG(output, output_path) < 0)
{
std::cerr<<IMG_GetError()<<std::endl;
exit(EXIT_FAILURE);
}
exit(EXIT_SUCCESS);
}
SDL_Surface *LoadSvg(char *fname, int hor_width, int hor_height, bool rot, bool cache)
{
SDL_Surface *res = NULL;
bool skip = false;
rsvg_init();
GError *error = NULL;
RsvgHandle *rsvg_handle = rsvg_handle_new_from_file(fname, &error);
if (!rsvg_handle)
{
log_error("can't load vector image `%s'", fname);
LoadImgErrors++;
skip = true;
}
if (!skip)
{
RsvgDimensionData dimensions;
rsvg_handle_get_dimensions(rsvg_handle, &dimensions);
int svg_width = dimensions.width;
int svg_height = dimensions.height;
float svg_koef = (float)svg_width / svg_height;
float hor_koef = (float)hor_width / hor_height;
float scale = (svg_koef > hor_koef ? (float)hor_height / svg_height : (float)hor_width / svg_width);
int scaled_width = (int)(svg_width * scale);
int scaled_height = (int)(svg_height * scale);
int res_width = (rot ? hor_height : hor_width);
int res_height = (rot ? hor_width : hor_height);
bool loaded_from_cache = false;
char *cached_file_full = NULL;
char *file = NULL;
char *file_hash = NULL;
if (cache && can_cache)
{
int mod_time = 0;
struct stat st;
if (stat(fname, &st) == 0)
mod_time = st.st_mtime;
char *last_slash_ptr = strrchr(fname, '/');
file = (last_slash_ptr ? last_slash_ptr + 1 : fname);
int max_overhead = 64;
cached_file_full = (char*)malloc(strlen(cache_dir_full) + strlen("/") + strlen(file) + max_overhead + 1);
file_hash = (char*)malloc(strlen(file) + max_overhead + 1);
char *state = (rot ? "rotated" : "normal");
sprintf(cached_file_full, "%s/%s_%x-%dx%d-%s.png", cache_dir_full, file, mod_time, res_width, res_height, state);
sprintf(file_hash, "%s_%x", file, mod_time);
res = LoadImg(cached_file_full, false);
if (res)
{
log_info("vector image `%s' was loaded from cache `%s'", fname, cached_file_full);
loaded_from_cache = true;
}
}
if (!loaded_from_cache)
{
int stride = res_width * 4; /* 4 bytes/pixel (32bpp RGBA) */
void *image = calloc(stride * res_height, 1);
cairo_surface_t *cairo_surf = cairo_image_surface_create_for_data(
image, CAIRO_FORMAT_ARGB32,
res_width, res_height, stride);
cairo_t *cr = cairo_create(cairo_surf);
if (rot)
{
cairo_translate(cr, -(scaled_height-res_width)/2, res_height+(scaled_width-res_height)/2);
cairo_scale(cr, scale, scale);
cairo_rotate(cr, -M_PI/2);
}
else
{
cairo_translate(cr, -(scaled_width-res_width)/2, -(scaled_height-res_height)/2);
cairo_scale(cr, scale, scale);
}
rsvg_handle_render_cairo(rsvg_handle, cr);
cairo_surface_finish(cairo_surf);
cairo_destroy(cr);
uint32_t rmask = 0x00ff0000;
uint32_t gmask = 0x0000ff00;
uint32_t bmask = 0x000000ff;
uint32_t amask = 0xff000000;
//Notice that it matches CAIRO_FORMAT_ARGB32
res = SDL_CreateRGBSurfaceFrom(
(void*) image,
res_width, res_height,
32, //4 bytes/pixel = 32bpp
stride,
rmask, gmask, bmask, amask);
}
if (cache && can_cache)
{
if (!loaded_from_cache && res)
{
if (TouchDir(save_dir_full) && TouchDir(cache_dir_full))
{
ClearCache(file, file_hash);
if (IMG_SavePNG(res, cached_file_full) == 0)
log_info("vector image `%s' was cached to `%s'", fname, cached_file_full);
else
log_error("can't cache vector image `%s' to `%s'", fname, cached_file_full);
}
else
can_cache = false;
}
free(cached_file_full);
free(file_hash);
}
}
rsvg_term();
return res;
}
void dump_screen(void)
{
// Find suitable file name
FileSpecifier file;
int i = 0;
do {
char name[256];
const char* suffix;
#ifdef HAVE_PNG
suffix = "png";
#else
suffix = "bmp";
#endif
if (get_game_state() == _game_in_progress)
{
sprintf(name, "%s_%04d.%s", to_alnum(static_world->level_name).c_str(), i, suffix);
}
else
{
sprintf(name, "Screenshot_%04d.%s", i, suffix);
}
file = screenshots_dir + name;
i++;
} while (file.Exists());
#ifdef HAVE_PNG
// build some nice metadata
std::vector<IMG_PNG_text> texts;
std::map<std::string, std::string> metadata;
metadata["Source"] = expand_app_variables("$appName$ $appVersion$ ($appPlatform$)");
time_t rawtime;
time(&rawtime);
char time_string[32];
strftime(time_string, 32,"%d %b %Y %H:%M:%S +0000", gmtime(&rawtime));
metadata["Creation Time"] = time_string;
if (get_game_state() == _game_in_progress)
{
const float FLOAT_WORLD_ONE = float(WORLD_ONE);
const float AngleConvert = 360/float(FULL_CIRCLE);
metadata["Level"] = static_world->level_name;
char map_file_name[256];
FileSpecifier fs = environment_preferences->map_file;
fs.GetName(map_file_name);
metadata["Map File"] = map_file_name;
if (Scenario::instance()->GetName().size())
{
metadata["Scenario"] = Scenario::instance()->GetName();
}
metadata["Polygon"] = boost::lexical_cast<std::string>(world_view->origin_polygon_index);
metadata["X"] = boost::lexical_cast<std::string>(world_view->origin.x / FLOAT_WORLD_ONE);
metadata["Y"] = boost::lexical_cast<std::string>(world_view->origin.y / FLOAT_WORLD_ONE);
metadata["Z"] = boost::lexical_cast<std::string>(world_view->origin.z / FLOAT_WORLD_ONE);
metadata["Yaw"] = boost::lexical_cast<std::string>(world_view->yaw * AngleConvert);
short pitch = world_view->pitch;
if (pitch > HALF_CIRCLE) pitch -= HALF_CIRCLE;
metadata["Pitch"] = boost::lexical_cast<std::string>(pitch * AngleConvert);
}
for (std::map<std::string, std::string>::const_iterator it = metadata.begin(); it != metadata.end(); ++it)
{
IMG_PNG_text text;
text.key = const_cast<char*>(it->first.c_str());
text.value = const_cast<char*>(it->second.c_str());
texts.push_back(text);
}
IMG_PNG_text* textp = texts.size() ? &texts[0] : 0;
#endif
// Without OpenGL, dumping the screen is easy
if (!MainScreenIsOpenGL()) {
//#ifdef HAVE_PNG
// aoIMG_SavePNG(file.GetPath(), MainScreenSurface(), IMG_COMPRESS_DEFAULT, textp, texts.size());
#ifdef HAVE_SDL_IMAGE
IMG_SavePNG(MainScreenSurface(), file.GetPath());
#else
SDL_SaveBMP(MainScreenSurface(), file.GetPath());
#endif
return;
}
int video_w = MainScreenPixelWidth();
int video_h = MainScreenPixelHeight();
#ifdef HAVE_OPENGL
// Otherwise, allocate temporary surface...
SDL_Surface *t = SDL_CreateRGBSurface(SDL_SWSURFACE, video_w, video_h, 24,
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
0x000000ff, 0x0000ff00, 0x00ff0000, 0);
#else
0x00ff0000, 0x0000ff00, 0x000000ff, 0);
#endif
if (t == NULL)
return;
// ...and pixel buffer
void *pixels = malloc(video_w * video_h * 3);
if (pixels == NULL) {
SDL_FreeSurface(t);
return;
}
// Read OpenGL frame buffer
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glReadPixels(0, 0, video_w, video_h, GL_RGB, GL_UNSIGNED_BYTE, pixels);
glPixelStorei(GL_PACK_ALIGNMENT, 4); // return to default
// Copy pixel buffer (which is upside-down) to surface
for (int y = 0; y < video_h; y++)
memcpy((uint8 *)t->pixels + t->pitch * y, (uint8 *)pixels + video_w * 3 * (video_h - y - 1), video_w * 3);
free(pixels);
// Save surface
//#ifdef HAVE_PNG
// aoIMG_SavePNG(file.GetPath(), t, IMG_COMPRESS_DEFAULT, textp, texts.size());
#ifdef HAVE_SDL_IMAGE
IMG_SavePNG(t, file.GetPath());
#else
SDL_SaveBMP(t, file.GetPath());
#endif
SDL_FreeSurface(t);
#endif
}