matthew/The-Powder-Toy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add 4 byte ctype saving to OPS, for PHOT colours

Browse Source
This commit is contained in:
jacksonmj 2012-01-04 22:29:22 +08:00 committed by Simon Robertshaw
parent 56b45c982b
commit 7f850ad049
1 changed files with 21 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
src/save.c
View File

@ -261,6 +261,11 @@ pixel *prerender_save_OPS(void *save, int size, int *width, int *height)
if(fieldDescriptor & 0x20)
{
if(i++ >= partsDataLen) goto fail;
if(fieldDescriptor & 0x200)
{
if(i+2 >= partsDataLen) goto fail;
i+=3;
}
}
//Skip dcolour
@ -478,11 +483,18 @@ void *build_save_OPS(int *size, int orig_x0, int orig_y0, int orig_w, int orig_h
}
}
//Ctype (optional), 1 byte
//Ctype (optional), 1 or 4 bytes
if(partsptr[i].ctype)
{
fieldDesc |= 1 << 5;
partsData[partsDataLen++] = partsptr[i].ctype;
if(partsptr[i].ctype > 255)
{
fieldDesc |= 1 << 9;
partsData[partsDataLen++] = (partsptr[i].ctype&0xFF000000)>>24;
partsData[partsDataLen++] = (partsptr[i].ctype&0x00FF0000)>>16;
partsData[partsDataLen++] = (partsptr[i].ctype&0x0000FF00)>>8;
}
}
//Dcolour (optional), 4 bytes
@ -1059,6 +1071,14 @@ int parse_save_OPS(void *save, int size, int replace, int x0, int y0, unsigned c
{
if(i >= partsDataLen) goto fail;
partsptr[newIndex].ctype = partsData[i++];
//Read additional bytes
if(fieldDescriptor & 0x200)
{
if(i+2 >= partsDataLen) goto fail;
partsptr[newIndex].ctype |= (((unsigned)partsData[i++]) << 24);
partsptr[newIndex].ctype |= (((unsigned)partsData[i++]) << 16);
partsptr[newIndex].ctype |= (((unsigned)partsData[i++]) << 8);
}
}
//Read dcolour