From 0c6a75ade5d5fb7129bfc92ed86945175bb3ad21 Mon Sep 17 00:00:00 2001
From: Jozufozu <jozsefaug@gmail.com>
Date: Thu, 16 Sep 2021 20:53:35 -0700
Subject: [PATCH] Always use discard

---
 .../flywheel/flywheel/shaders/context/world.glsl   | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/main/resources/assets/flywheel/flywheel/shaders/context/world.glsl b/src/main/resources/assets/flywheel/flywheel/shaders/context/world.glsl
index e21ee6a9a..beb4319f2 100644
--- a/src/main/resources/assets/flywheel/flywheel/shaders/context/world.glsl
+++ b/src/main/resources/assets/flywheel/flywheel/shaders/context/world.glsl
@@ -26,6 +26,14 @@ void FLWFinalizeWorldPos(inout vec4 worldPos) {
 #elif defined(FRAGMENT_SHADER)
 #use "flywheel:core/lightutil.glsl"
 
+#define ALPHA_DISCARD 0.1
+//
+//#if defined(ALPHA_DISCARD)
+//#if defined(GL_ARB_conservative_depth)
+//layout (depth_greater) out float gl_FragDepth;
+//#endif
+//#endif
+
 vec4 FLWBlockTexture(vec2 texCoords) {
     return texture2D(uBlockAtlas, texCoords);
 }
@@ -39,6 +47,12 @@ void FLWFinalizeColor(vec4 color) {
     color.a = a;
     #endif
 
+    #if defined(ALPHA_DISCARD)
+    if (color.a < ALPHA_DISCARD) {
+        discard;
+    }
+    #endif
+
     gl_FragColor = color;
 }