From 89f92a04123604f30d69c8992e461e5012377a32 Mon Sep 17 00:00:00 2001
From: CrispyPin <crispin@tasa.se>
Date: Thu, 5 Dec 2024 12:05:28 +0100
Subject: [PATCH] align to pixel grid when rendering

---
 showimage.odin | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/showimage.odin b/showimage.odin
index 16d3f61..373dad4 100644
--- a/showimage.odin
+++ b/showimage.odin
@@ -2,6 +2,7 @@ package showimage
 
 import "core:os"
 import "core:fmt"
+import "core:math"
 import "core:strings"
 import rl "vendor:raylib"
 
@@ -51,7 +52,10 @@ main :: proc() {
 		rl.BeginDrawing()
 			rl.ClearBackground({50, 50, 50, 255})
 			if tex != nil {
-				rl.DrawTextureEx(tex^, offset, 0, zoom, rl.WHITE)
+				factor := max(1, zoom)
+				scaled := offset / factor
+				aligned_offset : [2]f32 = {math.floor(scaled.x), math.floor(scaled.y)} * factor
+				rl.DrawTextureEx(tex^, aligned_offset, 0, zoom, rl.WHITE)
 			}
 		rl.EndDrawing()
 	}