From b2221bbe25804148f0369fc0d7fd374a470d1974 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Sun, 27 Nov 2022 11:17:54 +0900
Subject: refactor

---
 src/main.zig | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/main.zig b/src/main.zig
index 986a8f6..9110152 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -51,18 +51,16 @@ pub fn main() !void {
     try stdout.print("P3\n{} {}\n255\n", .{ image_width, image_height });
 
     var j: i32 = image_height - 1;
-    while (j >= 0) {
+    while (j >= 0) : (j -= 1) {
         std.debug.print("\rScanlines remaining: {}", .{j});
         var i: i32 = 0;
-        while (i < image_width) {
+        while (i < image_width) : (i += 1) {
             try writeColor(stdout, Color{
                 @intToFloat(f64, i) / (image_width - 1),
                 @intToFloat(f64, j) / (image_height - 1),
                 0.25,
             });
-            i += 1;
         }
-        j -= 1;
     }
 
     try bw.flush();
-- 
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