From 3a61b957905ed1952f6ec15f684a03bf0f55a2ba Mon Sep 17 00:00:00 2001
From: Christian C <cc@localhost>
Date: Wed, 5 Mar 2025 13:22:37 -0800
Subject: Dump output to file

---
 src/main.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'src/main.c')

diff --git a/src/main.c b/src/main.c
index abfc57f..94315e4 100644
--- a/src/main.c
+++ b/src/main.c
@@ -6,6 +6,7 @@
 #include <lib/lib.h>
 #include <lib/bool.h>
 #include <lib/dir.h>
+#include <lib/file.h>
 #include <lib/time.h>
 #include <lib/color.h>
 #include <lib/algo/flood_fill.h>
@@ -80,7 +81,9 @@ int main(int argc, char** argv)
   //  This assumes 4096 (2^12) > labels
   for (size_t y = 0; y < height; y++) {
     for (size_t x = 0; x < width; x++) {
-      masks[x + y*width] |= 0xFF000000;
+      /// RGBA channels: Move labels to RGB
+      masks[x + y*width] <<= 4;
+      masks[x + y*width] |= 0x000F;
     }
   }
   //-----------------------------------------------
@@ -139,6 +142,14 @@ int main(int argc, char** argv)
   }
 
   if (masks != NULL) {
+    for (size_t y = 0; y < height; y++) {
+      for (size_t x = 0; x < width; x++) {
+	/// Restore labels from RGBA
+	masks[x + y*width] &= 0xFFF0;
+	masks[x + y*width] >>= 4;
+      }
+    }
+    write_array("../out.bin", masks, width*height*sizeof(uint16_t));
     free(masks);
   }
   CloseWindow();
-- 
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