From 8de41e2438c5efc572b5f9afac3e15380a64926b Mon Sep 17 00:00:00 2001
From: jespergravgaard <jesper@balmangravgaard.dk>
Date: Thu, 9 Jul 2020 09:57:10 +0200
Subject: [PATCH] Working on lazynes print.c demonstrating lnList()

---
 src/test/kc/complex/lazynes/lazynes.c |  2 ++
 src/test/kc/complex/lazynes/print.c   | 18 ++++++++++--------
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/src/test/kc/complex/lazynes/lazynes.c b/src/test/kc/complex/lazynes/lazynes.c
index 7b8dddbde..97b2ebf11 100644
--- a/src/test/kc/complex/lazynes/lazynes.c
+++ b/src/test/kc/complex/lazynes/lazynes.c
@@ -200,6 +200,7 @@ void lnListTransfer() {
                 char* ppuAddr = (char*)(uword){ addrHi&0x3f, addrLo };
                 char size = vram_update_list[idx++];
                 ppuDataTransfer(ppuAddr, vram_update_list+idx, size);
+                idx += size;
             } else if(addrHi&lfVer) {
                 // The write is vertical
                 char addrLo = vram_update_list[idx++];
@@ -211,6 +212,7 @@ void lnListTransfer() {
                 ppuDataTransfer(ppuAddr, vram_update_list+idx, size);
                 // restore PPUCTRL
                 PPU->PPUCTRL = ppuCtrl;
+                idx += size;
             } else {
                 // The write is single-byte
                 char addrLo = vram_update_list[idx++];
diff --git a/src/test/kc/complex/lazynes/print.c b/src/test/kc/complex/lazynes/print.c
index b1c72656d..e684b237e 100644
--- a/src/test/kc/complex/lazynes/print.c
+++ b/src/test/kc/complex/lazynes/print.c
@@ -9,14 +9,14 @@
 #pragma target(nes)
 #include "lazynes.h"
 
-// A string in ROM
-#pragma data_seg(Data)
-ubyte b_init[]={0,0,10,'B','U','B','B','L','E','S',':',0,0,lfEnd};
-
 // A string in RAM
 #pragma data_seg(GameRam)
 ubyte b[14];
 
+// A string in ROM
+#pragma data_seg(Data)
+ubyte b_init[]={0,0,10,'B','U','B','B','L','E','S',':',0,0,lfEnd};
+
  // print some text in the static area using lnList
 void Print(uword offset, ubyte value) {
 	b[0]=(ubyte)(offset>>8)|lfHor;  b[1]=(ubyte)offset;  b[11]=b[12]='0';
@@ -26,14 +26,16 @@ void Print(uword offset, ubyte value) {
 }
 
 int lnMain() {
-	// Copy string from ROM to RAM
-	for(char i=0;i<sizeof(b_init);i++)
-		b[i] = b_init[i];
 	static const ubyte bgColors[]={45,33,2};
-	ubyte objects=0;
+	ubyte objects=17;
 	uword tics=0;
 	lnSync(lfBlank); // blank screen to enable lnPush() usage
 	lnPush(lnBackCol,3,bgColors); // set background colors
+	
+	// Copy string from ROM to RAM
+	for(char i=0;i<sizeof(b_init);i++)
+		b[i] = b_init[i];
+
 	for(;;) {
 		// update the number to display
 		tics+=1;