From 306951ebee735a6a99139c2bf153600b051bd5f5 Mon Sep 17 00:00:00 2001
From: mcrcortex <18544518+MCRcortex@users.noreply.github.com>
Date: Mon, 21 Apr 2025 20:18:37 +1000
Subject: [PATCH] Depth patch

---
 src/main/resources/assets/voxy/shaders/hiz/blit.fsh | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/src/main/resources/assets/voxy/shaders/hiz/blit.fsh b/src/main/resources/assets/voxy/shaders/hiz/blit.fsh
index a84d93f3..4fa79954 100644
--- a/src/main/resources/assets/voxy/shaders/hiz/blit.fsh
+++ b/src/main/resources/assets/voxy/shaders/hiz/blit.fsh
@@ -6,13 +6,10 @@ layout(binding = 0) uniform sampler2D depthTex;
 void main() {
     vec4 depths = textureGather(depthTex, uv, 0); // Get depth values from all surrounding texels.
 
-    //TODO: fully fix this system
+    bvec4 cv = lessThanEqual(vec4(0.999999f), depths);
+    if (any(cv)) {//Patch holes (its very dodgy but should work :tm:, should clamp it to the first 3 levels)
+        depths = mix(vec4(0.0f), depths, cv);
+    }
 
-    //TODO, do it so that for the first 2,3 levels if 1 (or maybe even 2 (on the first layer)) pixels are air, just ignore that
-    // this is to stop issues with 1 pixel gaps
-    bvec4 cv = lessThanEqual(vec4(0.99999999), depths);
-    //if (any(cv) && !all(cv)) {
-    //    depths = mix(vec4(1.0f), depths, cv);
-    //}
     gl_FragDepth = max(max(depths.x, depths.y), max(depths.z, depths.w)); // Write conservative depth.
 }