TextureID ResourceManagerImpl::new_texture_from_file(const unicode& path) {
//Load the texture
auto tex = texture(new_texture());
window().loader_for(path.encode())->into(*tex);
tex->upload(false, true, true, false);
return tex->id();
}
bool ResourceManagerImpl::init() {
//FIXME: Should lock the default texture and material during construction!
//Create the default blank texture
default_texture_id_ = new_texture(false);
auto tex = texture(default_texture_id_);
tex->resize(1, 1);
tex->set_bpp(32);
tex->data()[0] = 255;
tex->data()[1] = 255;
tex->data()[2] = 255;
tex->data()[3] = 255;
tex->upload();
//Maintain ref-count
default_material_id_ = new_material_from_file(default_material_filename(), false);
//Set the default material's first texture to the default (white) texture
material(default_material_id_)->pass(0).set_texture_unit(0, default_texture_id_);
return true;
}
int build_black(t_conf *conf, SDL_Surface *screen)
{
SDL_Surface *img;
if ((img = new_texture(BLACK)) == NULL)
return (EXIT_FAILURE);
if (put_img_on_screen(img, screen, conf) == EXIT_FAILURE)
return (EXIT_FAILURE);
return (EXIT_SUCCESS);
}
int build_hero_l(t_conf *conf, SDL_Surface *screen)
{
SDL_Surface *img;
if ((img = new_texture(PATHHEROL)) == NULL)
return (EXIT_FAILURE);
if (put_img_on_screen(img, screen, conf) == EXIT_FAILURE)
return (EXIT_FAILURE);
return (EXIT_SUCCESS);
}
std::shared_ptr< sf::Texture > Engine::GetTexture( std::string Filename ) {
if( m_textures.find( Filename ) == m_textures.end() ) {
std::shared_ptr< sf::Texture > new_texture( new sf::Texture );
if( !new_texture->LoadFromFile( Filename ) ) {
return std::shared_ptr< sf::Texture >( nullptr );
}
m_textures[ Filename ] = new_texture;
}
return m_textures[ Filename ];
}
TextureID ResourceManagerImpl::new_texture_with_alias(const unicode& alias, bool garbage_collect) {
TextureID t = new_texture(garbage_collect);
try {
TextureManager::manager_store_alias(alias, t);
} catch(...) {
delete_texture(t);
throw;
}
return t;
}
TextureID ResourceManagerImpl::new_texture_from_file(const unicode& path, TextureFlags flags, bool garbage_collect) {
//Load the texture
auto tex = texture(new_texture(garbage_collect));
window->loader_for("texture", path.encode())->into(tex);
if((flags & TEXTURE_OPTION_FLIP_VERTICALLY) == TEXTURE_OPTION_FLIP_VERTICALLY) {
tex->flip_vertically();
}
tex->upload(
false,
(flags & TEXTURE_OPTION_DISABLE_MIPMAPS) != TEXTURE_OPTION_DISABLE_MIPMAPS,
(flags & TEXTURE_OPTION_CLAMP_TO_EDGE) != TEXTURE_OPTION_CLAMP_TO_EDGE,
(flags & TEXTURE_OPTION_NEAREST_FILTER) != TEXTURE_OPTION_NEAREST_FILTER
);
mark_texture_as_uncollected(tex->id());
return tex->id();
}
Texture *LoadFile(char *fname)
{
Texture *texture;
FBM image;
int colors;
image.bm=NULL;
image.cm=NULL;
read_bitmap(&image,fname);
printf("LoadFile %s : %d x %d x %d\n",
fname,
image.hdr.cols,image.hdr.rows,image.hdr.bits);
printf("aspect=%g\n",image.hdr.aspect);
colors=1<<image.hdr.bits;
texture = new_texture( image.hdr.cols/8,image.hdr.rows);
memcpy(texture->texels,image.bm,image.hdr.cols/8*image.hdr.rows);
return texture;
}
void quake3_bsp_map::convert_and_load_textures() {
typedef vector<quake3_texture>::iterator quake3_texture_iterator;
vector<string> extensions;
extensions.push_back(".tga");
extensions.push_back(".jpg");
m_textures.resize(m_raw_texture_data.size());
int i = 0;
for (quake3_texture_iterator texture = m_raw_texture_data.begin();
texture != m_raw_texture_data.end(); ++texture) {
string filename_to_check = (*texture).file;
//We search the listed extensions above to find an available file,
//If the file is not available loading will fail (it will look for a file
//without an extension). This is fine.
for (vector<string>::const_iterator ext = extensions.begin();
ext != extensions.end(); ++ext) {
if (get_owning_resource_manager()->is_file_available(filename_to_check + (*ext))) {
filename_to_check += (*ext);
break;
}
}
shared_ptr<boost::mutex> new_mutex(new boost::mutex());
shared_ptr<resource_interface> new_texture(new devil_texture());
//Load the textures asynchronously
resource_id id = get_owning_resource_manager()->queue_file_for_loading(
filename_to_check, new_texture, new_mutex);
m_textures[i++].set_resource_id(id);
//TODO: copy other texture stuff across
}
}
Texture *
LoadGIF(FILE *fp, char *fname )
{
Texture *texture;
int filesize, numcols;
register unsigned char ch, ch1;
register byte *ptr, *ptr1;
register int i;
BitOffset=0;
XC=0;
YC=0;
Pass=0;
/* find the size of the file */
fseek(fp, 0L, 2);
filesize = ftell(fp);
fseek(fp, 0L, 0);
if (!(ptr = RawGIF = (byte *) malloc(filesize)))
fatal_error("not enough memory to read gif file");
if (!(Raster = (byte *) malloc(filesize))) {
free( ptr );
fatal_error("not enough memory to read gif file");
}
if (fread(ptr, filesize, 1, fp) != 1)
fatal_error("GIF data read failed");
if (strncmp(ptr, id, 6))
fatal_error("not a GIF file");
ptr += 6;
/* Get variables from the GIF screen descriptor */
ch = NEXTBYTE;
RWidth = ch + 0x100 * NEXTBYTE; /* screen dimensions... not used. */
ch = NEXTBYTE;
RHeight = ch + 0x100 * NEXTBYTE;
if (Verbose)
fprintf(stderr, "screen dims: %dx%d.\n", RWidth, RHeight);
ch = NEXTBYTE;
HasColormap = ((ch & COLORMAPMASK) ? True : False);
BitsPerPixel = (ch & 7) + 1;
numcols = ColorMapSize = 1 << BitsPerPixel;
BitMask = ColorMapSize - 1;
printf("ColorMapSize = %d\n",ColorMapSize);
Background = NEXTBYTE; /* background color... not used. */
if (NEXTBYTE) /* supposed to be NULL */
fatal_error("corrupt GIF file (bad screen descriptor)");
/* Read in global colormap. */
if (HasColormap) {
if (Verbose)
fprintf(stderr, "%s is %dx%d, %d bits per pixel, (%d colors).\n",
fname, RWidth,RHeight,BitsPerPixel, ColorMapSize);
for (i = 0; i < ColorMapSize; i++) {
Red[i] = NEXTBYTE;
Green[i] = NEXTBYTE;
Blue[i] = NEXTBYTE;
used[i] = 0;
}
numused = 0;
} /* else no colormap in GIF file */
/* Check for image seperator */
if (NEXTBYTE != IMAGESEP)
fatal_error("corrupt GIF file (no image separator)");
/* Now read in values from the image descriptor */
ch = NEXTBYTE;
LeftOfs = ch + 0x100 * NEXTBYTE;
ch = NEXTBYTE;
TopOfs = ch + 0x100 * NEXTBYTE;
ch = NEXTBYTE;
Width = ch + 0x100 * NEXTBYTE;
ch = NEXTBYTE;
Height = ch + 0x100 * NEXTBYTE;
Interlace = ((NEXTBYTE & INTERLACEMASK) ? True : False);
if (Verbose)
fprintf(stderr, "Reading a %d by %d %sinterlaced image...",
Width, Height, (Interlace) ? "" : "non-");
texture = new_texture( Width, Height );
/* Note that I ignore the possible existence of a local color map.
* I'm told there aren't many files around that use them, and the spec
* says it's defined for future use. This could lead to an error
* reading some files.
*/
/* Start reading the raster data. First we get the intial code size
* and compute decompressor constant values, based on this code size.
*/
CodeSize = NEXTBYTE;
ClearCode = (1 << CodeSize);
EOFCode = ClearCode + 1;
FreeCode = FirstFree = ClearCode + 2;
/* The GIF spec has it that the code size is the code size used to
* compute the above values is the code size given in the file, but the
* code size used in compression/decompression is the code size given in
* the file plus one. (thus the ++).
*/
CodeSize++;
InitCodeSize = CodeSize;
MaxCode = (1 << CodeSize);
ReadMask = MaxCode - 1;
/* Read the raster data. Here we just transpose it from the GIF array
* to the Raster array, turning it from a series of blocks into one long
* data stream, which makes life much easier for ReadCode().
*/
ptr1 = Raster;
do {
ch = ch1 = NEXTBYTE;
while (ch--) *ptr1++ = NEXTBYTE;
if ((ptr - Raster) > filesize)
fatal_error("corrupt GIF file (unblock)");
} while(ch1);
free(RawGIF); /* We're done with the raw data now... */
if (Verbose) {
fprintf(stderr, "done.\n");
fprintf(stderr, "Decompressing...");
}
Image = texture->texels;
BytesPerScanline = Width;
/* Decompress the file, continuing until you see the GIF EOF code.
* One obvious enhancement is to add checking for corrupt files here.
*/
Code = ReadCode();
while (Code != EOFCode) {
/* Clear code sets everything back to its initial value, then reads the
* immediately subsequent code as uncompressed data.
*/
if (Code == ClearCode) {
CodeSize = InitCodeSize;
MaxCode = (1 << CodeSize);
ReadMask = MaxCode - 1;
FreeCode = FirstFree;
CurCode = OldCode = Code = ReadCode();
FinChar = CurCode & BitMask;
AddToPixel(FinChar);
}
else {
/* If not a clear code, then must be data: save same as CurCode and InCode */
CurCode = InCode = Code;
/* If greater or equal to FreeCode, not in the hash table yet;
* repeat the last character decoded
*/
if (CurCode >= FreeCode) {
CurCode = OldCode;
OutCode[OutCount++] = FinChar;
}
/* Unless this code is raw data, pursue the chain pointed to by CurCode
* through the hash table to its end; each code in the chain puts its
* associated output code on the output queue.
*/
while (CurCode > BitMask) {
if (OutCount > 1024) {
fprintf(stderr,"\nCorrupt GIF file (OutCount)!\n");
exit(1); /* calling 'exit(-1)' dumps core, so I don't */
}
OutCode[OutCount++] = Suffix[CurCode];
CurCode = Prefix[CurCode];
}
/* The last code in the chain is treated as raw data. */
FinChar = CurCode & BitMask;
OutCode[OutCount++] = FinChar;
/* Now we put the data out to the Output routine.
* It's been stacked LIFO, so deal with it that way...
*/
for (i = OutCount - 1; i >= 0; i--)
AddToPixel(OutCode[i]);
OutCount = 0;
/* Build the hash table on-the-fly. No table is stored in the file. */
Prefix[FreeCode] = OldCode;
Suffix[FreeCode] = FinChar;
OldCode = InCode;
/* Point to the next slot in the table. If we exceed the current
* MaxCode value, increment the code size unless it's already 12. If it
* is, do nothing: the next code decompressed better be CLEAR
*/
FreeCode++;
if (FreeCode >= MaxCode) {
if (CodeSize < 12) {
CodeSize++;
MaxCode *= 2;
ReadMask = (1 << CodeSize) - 1;
}
}
}
Code = ReadCode();
}
free(Raster);
if (Verbose)
fprintf(stderr, "done.\n");
else
fprintf(stderr,"(of which %d are used)\n",numused);
remap(texture);
return texture;
}
