Outputting nametable

etc/nametable.tal

@@ -48,50 +48,76 @@ BRK
 
 BRK
 	&nmt-ext ".nmt $1
-	&out-ext ".out $1
+	&out-ext ".out.chr $1
 
 @parse-chr ( file* -- )
 
 	DUP2 ;print-str JSR2 #0a18 DEO
 	.File1/name DEO2
 	#0010 .File1/length DEO2
-	#0002 .File2/length DEO2
+
 	&stream
 		;buf .File1/read DEO2
-		;buf ;add-tile JSR2 ,&b STR2
+		( save addr )
-			;&b .File2/write DEO2
+		#0002 .File2/length DEO2
+		;buf ;add-tile JSR2 ,&addr STR2
+		;&addr .File2/write DEO2
+		( save color )
+		#0001 .File2/length DEO2
+		;&color .File2/write DEO2
 		.id LDZ2k INC2 ROT STZ2
 		.File1/success DEI2 ORA ,&stream JCN
 
 JMP2r
-	&b $2
+	&addr $2
+	&color 81
 
 @add-tile ( tile* -- addr* )
 
 	.id LDZ2 ;print JSR2 LIT ': #18 DEO #2018 DEO
 	DUP2 ;print-tile JSR2
 
-	( append )
+	DUP2 ;tile-exists JSR2 DUP2 #ffff EQU2 ,&create JCN
+		NIP2
+		;&spacer ;print-str JSR2
+		DUP2 ;print JSR2 #0a18 DEO
+		JMP2r
+		&create
+	POP2
+
+	( create )
 	.length LDZ2 STH2k ;spritesheet ADD2 #0010 ;mcpy JSR2
 	STH2kr #0010 ADD2 .length STZ2
-
+	;&spacer ;print-str JSR2 ;&created ;print-str JSR2 STH2kr ;print JSR2 #0a18 DEO
-	;&spacer ;print-str JSR2
-	;&created ;print-str JSR2
-	STH2kr ;print JSR2 #0a18 DEO
 	STH2r
 
 JMP2r
 	&created "(!) $1
 	&spacer "-> 20 $1
 
+@tile-exists ( tile* -- tile* )
+
+	,&target STR2
+	.length LDZ2 #0000
+	&loop
+		DUP2 ;spritesheet ADD2 [ LIT2 &target $2 ] ;tile-equal JSR2 #00 EQU ,&continue JCN
+			NIP2 JMP2r
+			&continue
+		INC2 GTH2k ,&loop JCN
+	POP2 POP2
+	#ffff
+
+JMP2r
+
 @tile-equal ( a* b* -- flag )
 
 	,&a STR2
 	,&b STR2
 	#1000
 	&loop
-		#00 OVR [ LIT2 &a $2 ] ADD2 LDA
+		#00 OVR
-		#00 OVR [ LIT2 &b $2 ] ADD2 LDA
+		DUP2 [ LIT2 &a $2 ] ADD2 LDA
+		ROT ROT [ LIT2 &b $2 ] ADD2 LDA
 			EQU ,&continue JCN
 				POP2 #00 JMP2r
 				&continue