tinker

src/main/java/me/cortex/voxy/client/core/rendering/ChunkBoundRenderer.java

@@ -66,11 +66,13 @@ public class ChunkBoundRenderer {
     //Bind and render, changing as little gl state as possible so that the caller may configure how it wants to render
     public void render(Viewport<?> viewport) {
         if (!this.remQueue.isEmpty()) {
+            boolean wasEmpty = this.chunk2idx.isEmpty();
             this.remQueue.forEach(this::_remPos);
             this.remQueue.clear();
+            if (this.chunk2idx.isEmpty()&&!wasEmpty) {//When going from stuff to nothing need to clear the depth buffer
+                glClearNamedFramebufferfv(this.frameBuffer.id, GL_DEPTH, 0, new float[]{0});
+            }
         }
-
-        if (this.chunk2idx.isEmpty() && this.addQueue.isEmpty()) return;
 
         if (this.depthBuffer.getWidth() != viewport.width || this.depthBuffer.getHeight() != viewport.height) {
             this.depthBuffer.free();
@@ -78,6 +80,8 @@ public class ChunkBoundRenderer {
             this.frameBuffer.bind(GL_DEPTH_ATTACHMENT, this.depthBuffer).verify();
         }
 
+        if (this.chunk2idx.isEmpty() && this.addQueue.isEmpty()) return;
+
         long ptr = UploadStream.INSTANCE.upload(this.uniformBuffer, 0, 128);
         long matPtr = ptr; ptr += 4*4*4;
         {//This is recomputed to be in chunk section space not worldsection

src/main/resources/assets/voxy/shaders/lod/gl46/quads.frag

@@ -25,13 +25,19 @@ void main() {
         discard;
     }
     vec2 uv = mod(uv, vec2(1.0))*(1.0/(vec2(3.0,2.0)*256.0));
+    vec2 texPos = uv + baseUV;
     //vec4 colour = solidColour;
-    vec4 colour = texture(blockModelAtlas, uv + baseUV, ((flags>>1)&1u)*-4.0);
+    vec4 colour = texture(blockModelAtlas, texPos, ((flags>>1)&1u)*-5.0);//TODO: FIXME mipping needs to be fixed so that it doesnt go cross model bounds
+    //Also, small quad is really fking over the mipping level somehow
     if ((flags&1u) == 1 && colour.a <= 0.25f) {
+        //This is stupidly stupidly bad for divergence
+        //TODO: FIXME, basicly what this do is sample the exact pixel (no lod) for discarding, this stops mipmapping fucking it over
+        if (texture(blockModelAtlas, texPos, -4.0).a <= 0.1f) {
             #ifndef DEBUG_RENDER
             discard;
             #endif
         }
+    }
 
     //Conditional tinting, TODO: FIXME: REPLACE WITH MASK OR SOMETHING, like encode data into the top bit of alpha
     if ((flags&(1u<<2)) != 0 && abs(colour.r-colour.g) < 0.02f && abs(colour.g-colour.b) < 0.02f) {

src/main/resources/assets/voxy/shaders/lod/gl46/quads2.vert

@@ -42,7 +42,7 @@ vec4 uint2vec4RGBA(uint colour) {
 }
 
 vec4 getFaceSize(uint faceData) {
-    float EPSILON = 0.001f;
+    float EPSILON = 0.0005f;
 
     vec4 faceOffsetsSizes = extractFaceSizes(faceData);