TempleOSCD_150720.ISO

Doc/GRAFiles.TXT

@@ -1,6 +1,7 @@
 $WW,1$GRA graphics files are 8-bits-per-pixels but only 4-bits of color, with transparency and no palette.  Compression is the standard TempleOS$FG$ LZW compression.
 $HL,1$
 #define DCF_COMPRESSED		1 //This is the only saved flag.
+#define DCF_PALETTE		2
 
 #define TRANSPARENT		0xFF
 #define BLACK			0
@@ -20,12 +21,24 @@ $HL,1$
 #define YELLOW			14
 #define WHITE			15
 
+class CBGR48
+{
+  U16	r,g,b,pad;
+};
+
+CBGR48 gr_palette_std[16]={
+0x000000000000,0x00000000AAAA,0x0000AAAA0000,0x0000AAAAAAAA,
+0xAAAA00000000,0xAAAA0000AAAA,0xAAAA55550000,0xAAAAAAAAAAAA,
+0x555555555555,0x55555555FFFF,0x5555FFFF5555,0x5555FFFFFFFF,
+0xFFFF55555555,0xFFFF5555FFFF,0xFFFFFFFF5555,0xFFFFFFFFFFFF};
+
 class GRAFile
 {
   I32	width;
   I32   width_internal; //Rounded-up to multiple of 8.
   I32   height;
   I32	flags;		//DCF_COMPRESSED? See $LK,"::/Kernel/Compress.CPP"$.
+  CBGR48 palette[16];	//Included if DCF_PALETTE.
   U8	body[];
 };$HL,0$