From eb4810b57bf7cd2c941c4bfd5447953fa6441e56 Mon Sep 17 00:00:00 2001
From: uvok
Date: Thu, 8 Jan 2026 20:03:28 +0100
Subject: Add really nice ncurses UI

---
 nandgame/Vcomputer__main.cpp | 55 +++++++++++++++++---------------------------
 1 file changed, 21 insertions(+), 34 deletions(-)

(limited to 'nandgame')

diff --git a/nandgame/Vcomputer__main.cpp b/nandgame/Vcomputer__main.cpp
index 5c3cd1e..ebac129 100644
--- a/nandgame/Vcomputer__main.cpp
+++ b/nandgame/Vcomputer__main.cpp
@@ -17,6 +17,14 @@
 #if NCUR
 #include <ncurses.h>
 #define NCUR_DELAY_MS 300
+#define NCUR_X 5
+
+#define PRINT_ME(x, y, ...) { mvprintw(x, y, __VA_ARGS__); }
+
+#else
+
+#define PRINT_ME(x, y, ...) { printf("%*s", x, ""); printf(__VA_ARGS__); printf("\n"); }
+
 #endif
 
 //======================
@@ -70,18 +78,13 @@ int main(int argc, char** argv, char**) {
         topp->clk_in = !topp->clk_in;
         //uint16_t opcode = (topp->computer->PC_content_int & 0xff) << 8 | (topp->computer->PC_content_int >> 8);
         uint16_t opcode = topp->computer->PC_content_int;
-#if NCUR
-        mvprintw(1, 1, "Step: %10d", i);
-#endif
 
-#if NCUR
-        mvprintw(1 + ncur_offset, 1,
-#else
-        printf(
-#endif
-            "CLK1: %4d\tCLK2: %4d\tPC: @0x%04X\tINS: 0x%04X\n",
+        PRINT_ME(1, 1, "Step: %10d", i);
+        PRINT_ME(1 + ncur_offset, NCUR_X,
+            "CLK1: %4d\tPC: @0x%04X\tINS: 0x%04X",
             topp->clk_in,
-            topp->computer->clk_in,
+            // wrong
+            //topp->computer->clk_in,
             topp->computer->PC_addr_int,
             opcode
         );
@@ -106,32 +109,20 @@ int main(int argc, char** argv, char**) {
 #else
         {
             auto insline = print_decoded(opcode, true);
-#if NCUR
-            mvprintw(3 + ncur_offset, 5, "%s",
-#else
-            printf("        %s\n",
-#endif
-                insline.c_str());
+
+            PRINT_ME(3 + ncur_offset, NCUR_X, "%s", insline.c_str());
         }
 #endif
 
-#if NCUR
-        mvprintw(5 + ncur_offset, 5,
-#else
-        printf("  "
-#endif
-            "A: 0x%04X\tD: 0x%04X\tM: 0x%04X\tRES: 0x%04X\n",
+        PRINT_ME(5 + ncur_offset, NCUR_X,
+            "A: 0x%04X\tD: 0x%04X\tM: 0x%04X\tRES: 0x%04X",
             topp->computer->reg_A_int,
             topp->computer->reg_D_int,
             topp->computer->reg_pA_int,
             topp->computer->result_int
         );
-#if NCUR
-        mvprintw(6 + ncur_offset, 5,
-#else
-        printf("  "
-#endif
-            "A: %6" PRId16 "\tD: %6" PRId16 "\tM: %6" PRId16 "\tRES: %6" PRId16 "\n",
+        PRINT_ME(6 + ncur_offset, NCUR_X,
+            "%9" PRId16 "\t%9" PRId16 "\t%9" PRId16 "\t%11" PRId16,
             topp->computer->reg_A_int,
             topp->computer->reg_D_int,
             topp->computer->reg_pA_int,
@@ -142,6 +133,7 @@ int main(int argc, char** argv, char**) {
         // Advance time
         contextp->timeInc(1);
         i++;
+
 #if NCUR
         refresh(); napms(NCUR_DELAY_MS);
 #else
@@ -149,12 +141,7 @@ int main(int argc, char** argv, char**) {
 #endif
     }
 
-#if NCUR
-    mvprintw(10 + ncur_offset, 10,
-#else
-    puts(
-#endif
-        "Simulation finished");
+    PRINT_ME(10 + ncur_offset, 10, "Simulation finished.");
 
     if (VL_LIKELY(!contextp->gotFinish())) {
         VL_DEBUG_IF(VL_PRINTF("+ Exiting without $finish; no events left\n"););
-- 
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