/*
=============
LoadTGA
=============
*/
void LoadTGA(const char *name, byte ** pixels, int *width, int *height)
{
byte *buffer;
int nLen;
//
// load the file
//
nLen = vfsLoadFile((char *)name, (void **)&buffer, 0);
if(nLen == -1)
{
Error("Couldn't read %s", name);
}
LoadTGABuffer(buffer, pixels, width, height);
}
image_t *ImageLoad( const char *filename )
{
int i;
image_t *image;
char name[ 1024 ];
int size;
byte *buffer = NULL;
qboolean alphaHack = qfalse;
/* init */
ImageInit();
/* dummy check */
if( filename == NULL || filename[ 0 ] == '\0' )
return NULL;
/* strip file extension off name */
strcpy( name, filename );
StripExtension( name );
/* try to find existing image */
image = ImageFind( name );
if( image != NULL )
{
image->refCount++;
return image;
}
/* none found, so find first non-null image */
image = NULL;
for( i = 0; i < MAX_IMAGES; i++ )
{
if( images[ i ].name == NULL )
{
image = &images[ i ];
break;
}
}
/* too many images? */
if( image == NULL )
Error( "MAX_IMAGES (%d) exceeded, there are too many image files referenced by the map.", MAX_IMAGES );
/* set it up */
image->name = safe_malloc( strlen( name ) + 1 );
strcpy( image->name, name );
/* attempt to load tga */
StripExtension( name );
strcat( name, ".tga" );
size = vfsLoadFile( (const char*) name, (void**) &buffer, 0 );
if( size > 0 )
LoadTGABuffer( buffer, buffer + size, &image->pixels, &image->width, &image->height );
else
{
/* attempt to load png */
StripExtension( name );
strcat( name, ".png" );
size = vfsLoadFile( (const char*) name, (void**) &buffer, 0 );
if( size > 0 )
LoadPNGBuffer( buffer, size, &image->pixels, &image->width, &image->height );
else
{
/* attempt to load jpg */
StripExtension( name );
strcat( name, ".jpg" );
size = vfsLoadFile( (const char*) name, (void**) &buffer, 0 );
if( size > 0 )
{
if( LoadJPGBuff( buffer, size, &image->pixels, &image->width, &image->height ) == -1 && image->pixels != NULL )
Sys_Printf( "WARNING: LoadJPGBuff: %s\n", (unsigned char*) image->pixels );
alphaHack = qtrue;
}
else
{
/* attempt to load dds */
StripExtension( name );
strcat( name, ".dds" );
size = vfsLoadFile( (const char*) name, (void**) &buffer, 0 );
if( size > 0 )
{
LoadDDSBuffer( buffer, size, &image->pixels, &image->width, &image->height );
/* debug code */
#if 1
{
ddsPF_t pf;
DDSGetInfo( (ddsBuffer_t*) buffer, NULL, NULL, &pf );
Sys_Printf( "pf = %d\n", pf );
if( image->width > 0 )
{
StripExtension( name );
strcat( name, "_converted.tga" );
WriteTGA( "C:\\games\\quake3\\baseq3\\textures\\rad\\dds_converted.tga", image->pixels, image->width, image->height );
}
}
#endif
}
}
}
}
/* free file buffer */
free( buffer );
/* make sure everything's kosher */
if( size <= 0 || image->width <= 0 || image->height <= 0 || image->pixels == NULL )
{
//% Sys_Printf( "size = %d width = %d height = %d pixels = 0x%08x (%s)\n",
//% size, image->width, image->height, image->pixels, name );
free( image->name );
image->name = NULL;
return NULL;
}
/* set filename */
image->filename = safe_malloc( strlen( name ) + 1 );
strcpy( image->filename, name );
/* set count */
image->refCount = 1;
numImages++;
if(alphaHack)
{
StripExtension( name );
strcat( name, "_alpha.jpg" );
size = vfsLoadFile( (const char*) name, (void**) &buffer, 0 );
if( size > 0 )
{
unsigned char *pixels;
int width, height;
if( LoadJPGBuff( buffer, size, &pixels, &width, &height ) == -1 && pixels != NULL )
Sys_Printf( "WARNING: LoadJPGBuff: %s\n", (unsigned char*) image->pixels );
if(pixels && width == image->width && height == image->height)
{
int i;
for(i = 0; i < width*height; ++i)
image->pixels[4*i+3] = pixels[4*i+2]; // copy alpha from blue channel
}
free(pixels);
free(buffer);
}
}
/* return the image */
return image;
}
image_t *ImageLoad(const char *filename)
{
int i;
image_t *image;
char name[1024];
int size;
byte *buffer = NULL;
/* init */
ImageInit();
/* dummy check */
if(filename == NULL || filename[0] == '\0')
return NULL;
/* strip file extension off name */
strcpy(name, filename);
StripExtension(name);
/* try to find existing image */
image = ImageFind(name);
if(image != NULL)
{
image->refCount++;
return image;
}
/* none found, so find first non-null image */
image = NULL;
for(i = 0; i < MAX_IMAGES; i++)
{
if(images[i].name == NULL)
{
image = &images[i];
break;
}
}
/* too many images? */
if(image == NULL)
Error("MAX_IMAGES (%d) exceeded, there are too many image files referenced by the map.", MAX_IMAGES);
/* set it up */
image->name = safe_malloc(strlen(name) + 1);
strcpy(image->name, name);
#if 1
/* attempt to load tga */
StripExtension(name);
strcat(name, ".tga");
size = vfsLoadFile((const char *)name, (void **)&buffer, 0);
if(size > 0)
LoadTGABuffer(buffer, &image->pixels, &image->width, &image->height);
else
{
#if 1
/* attempt to load png */
StripExtension(name);
strcat(name, ".png");
size = vfsLoadFile((const char *)name, (void **)&buffer, 0);
if(size > 0)
LoadPNGBuffer(buffer, &image->pixels, &image->width, &image->height);
else
{
#if 1
/* attempt to load jpg */
StripExtension(name);
strcat(name, ".jpg");
size = vfsLoadFile((const char *)name, (void **)&buffer, 0);
if(size > 0)
{
LoadJPGBuffer((const char *)name, buffer, size, &image->pixels, &image->width, &image->height);
if(image->pixels == NULL)
Sys_Printf("WARNING: LoadJPGBuffer: '%s'\n", image->name);
}
else
{
#if 1
/* attempt to load dds */
StripExtension(name);
strcat(name, ".dds");
size = vfsLoadFile((const char *)name, (void **)&buffer, 0);
if(size > 0)
{
LoadDDSBuffer(buffer, size, &image->pixels, &image->width, &image->height);
/* debug code */
#if 0
{
ddsPF_t pf;
DDSGetInfo((ddsBuffer_t *) buffer, NULL, NULL, &pf);
Sys_Printf("pf = %d\n", pf);
if(image->width > 0)
{
StripExtension(name);
strcat(name, "_converted.tga");
WriteTGA("C:\\games\\quake3\\baseq3\\textures\\rad\\dds_converted.tga", image->pixels, image->width,
image->height);
}
}
#endif // dds debug
}
#endif // ignore dds
}
#endif // ignore jpg dds
}
#endif // ignore png jpg dds
}
#endif // ignore all images
/* free file buffer */
free(buffer);
/* make sure everything's kosher */
if(size <= 0 || image->width <= 0 || image->height <= 0 || image->pixels == NULL)
{
//% Sys_Printf( "size = %d width = %d height = %d pixels = 0x%08x (%s)\n",
//% size, image->width, image->height, image->pixels, name );
free(image->name);
image->name = NULL;
return NULL;
}
/* set filename */
image->filename = safe_malloc(strlen(name) + 1);
strcpy(image->filename, name);
/* set count */
image->refCount = 1;
numImages++;
/* return the image */
return image;
}