From df43975af4ad5f8193d181608182b17fc5a63e67 Mon Sep 17 00:00:00 2001
From: Szymon Nowakowski <renati@renati.me>
Date: Mon, 8 Dec 2025 01:31:30 +0100
Subject: [PATCH] Clamp skybox to prevent +inf overflow

---
 src/engine/Skybox.zig | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/engine/Skybox.zig b/src/engine/Skybox.zig
index 54ffa9e..b459ce1 100644
--- a/src/engine/Skybox.zig
+++ b/src/engine/Skybox.zig
@@ -41,6 +41,11 @@ pub fn load(filename: []const u8, engine: *Engine, cube_size: u32, global_unifor
     defer img.deinit();
     std.debug.assert(img.num_components == 4);
 
+    // clamp +inf to max half float
+    for (std.mem.bytesAsSlice(f16, img.data)) |*sample| {
+        sample.* = @min(sample.*, std.math.floatMax(f16));
+    }
+
     // --- SYNCHRONIZATION PRIMITIVES ------------------------------------------
 
     const semaphore_transfer_transition = try engine.createSemaphore();