thing

src/main/java/me/cortex/voxy/client/core/gl/GlTexture.java

@@ -101,7 +101,7 @@ public class GlTexture extends TrackedObject {
     private long getEstimatedSize() {
         this.assertAllocated();
         long elemSize = switch (this.format) {
-            case GL_RGBA8, GL_DEPTH24_STENCIL8 -> 4;
+            case GL_RGBA8, GL_DEPTH24_STENCIL8, GL_R32F -> 4;
             case GL_DEPTH_COMPONENT24 -> 4;//TODO: check this is right????
             case GL_DEPTH_COMPONENT32F -> 4;
             case GL_DEPTH_COMPONENT32 -> 4;

src/main/resources/assets/voxy/shaders/hiz/blit.fsh

@@ -3,6 +3,9 @@
 
 layout(location = 0) in vec2 uv;
 layout(binding = 0) uniform sampler2D depthTex;
+#ifdef OUTPUT_COLOUR
+layout(location=0) out vec4 colour;
+#endif
 void main() {
     vec4 depths = textureGather(depthTex, uv, 0); // Get depth values from all surrounding texels.
 
@@ -10,6 +13,11 @@ void main() {
     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);
     }
+    float res = max(max(depths.x, depths.y), max(depths.z, depths.w));
 
-    gl_FragDepth = max(max(depths.x, depths.y), max(depths.z, depths.w)); // Write conservative depth.
+    #ifdef OUTPUT_COLOUR
+    colour = vec4(res);
+    #else
+    gl_FragDepth = res; // Write conservative depth.
+    #endif
 }