hoist common FB

src/main/java/me/cortex/voxy/client/core/AbstractRenderPipeline.java

@@ -10,6 +10,7 @@ import me.cortex.voxy.client.core.rendering.hierachical.HierarchicalOcclusionTra
 import me.cortex.voxy.client.core.rendering.hierachical.NodeCleaner;
 import me.cortex.voxy.client.core.rendering.post.FullscreenBlit;
 import me.cortex.voxy.client.core.rendering.section.backend.AbstractSectionRenderer;
+import me.cortex.voxy.client.core.rendering.util.DepthFramebuffer;
 import me.cortex.voxy.client.core.rendering.util.DownloadStream;
 import me.cortex.voxy.common.util.TrackedObject;
 import org.joml.Matrix4f;
@@ -31,6 +32,7 @@ import static org.lwjgl.opengl.GL11C.glEnable;
 import static org.lwjgl.opengl.GL11C.glStencilFunc;
 import static org.lwjgl.opengl.GL11C.glStencilMask;
 import static org.lwjgl.opengl.GL11C.glStencilOp;
+import static org.lwjgl.opengl.GL30C.GL_DEPTH24_STENCIL8;
 import static org.lwjgl.opengl.GL30C.GL_FRAMEBUFFER;
 import static org.lwjgl.opengl.GL30C.glBindFramebuffer;
 import static org.lwjgl.opengl.GL42.GL_LEQUAL;
@@ -53,6 +55,9 @@ public abstract class AbstractRenderPipeline extends TrackedObject {
     private final FullscreenBlit depthMaskBlit = new FullscreenBlit("voxy:post/fullscreen2.vert", "voxy:post/noop.frag");
     private final FullscreenBlit depthSetBlit = new FullscreenBlit("voxy:post/fullscreen2.vert", "voxy:post/depth0.frag");
     private final FullscreenBlit depthCopy = new FullscreenBlit("voxy:post/fullscreen2.vert", "voxy:post/depth_copy.frag");
+
+    public final DepthFramebuffer fb = new DepthFramebuffer(GL_DEPTH24_STENCIL8);
+
     private static final int DEPTH_SAMPLER = glGenSamplers();
     static {
         glSamplerParameteri(DEPTH_SAMPLER, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
@@ -208,6 +213,7 @@ public abstract class AbstractRenderPipeline extends TrackedObject {
 
     @Override
     protected void free0() {
+        this.fb.free();
         this.sectionRenderer.free();
         this.depthMaskBlit.delete();
         this.depthSetBlit.delete();

src/main/java/me/cortex/voxy/client/core/IrisVoxyRenderPipeline.java

@@ -26,8 +26,7 @@ import static org.lwjgl.opengl.GL45C.*;
 public class IrisVoxyRenderPipeline extends AbstractRenderPipeline {
     private final IrisVoxyRenderPipelineData data;
     private final FullscreenBlit depthBlit = new FullscreenBlit("voxy:post/blit_texture_depth_cutout.frag");
-    public final DepthFramebuffer fb = new DepthFramebuffer(GL_DEPTH24_STENCIL8);
+    public final DepthFramebuffer fbTranslucent = new DepthFramebuffer(this.fb.getDepthTex().getFormat());
-    public final DepthFramebuffer fbTranslucent = new DepthFramebuffer(GL_DEPTH24_STENCIL8);
 
     private final GlBuffer shaderUniforms;
 
@@ -79,7 +78,6 @@ public class IrisVoxyRenderPipeline extends AbstractRenderPipeline {
         this.data.thePipeline = null;
 
         this.depthBlit.delete();
-        this.fb.free();
         this.fbTranslucent.free();
 
         if (this.shaderUniforms != null) {

src/main/java/me/cortex/voxy/client/core/NormalRenderPipeline.java

@@ -37,7 +37,6 @@ public class NormalRenderPipeline extends AbstractRenderPipeline {
     private GlTexture colourTex;
     private GlTexture colourSSAOTex;
     private final GlFramebuffer fbSSAO = new GlFramebuffer();
-    private final DepthFramebuffer fb = new DepthFramebuffer(GL_DEPTH24_STENCIL8);
 
     private final boolean useEnvFog;
     private final FullscreenBlit finalBlit;
@@ -66,7 +65,7 @@ public class NormalRenderPipeline extends AbstractRenderPipeline {
             this.colourSSAOTex = new GlTexture().store(GL_RGBA8, 1, viewport.width, viewport.height);
 
             this.fb.framebuffer.bind(GL_COLOR_ATTACHMENT0, this.colourTex).verify();
-            this.fbSSAO.bind(GL_DEPTH_STENCIL_ATTACHMENT, this.fb.getDepthTex()).bind(GL_COLOR_ATTACHMENT0, this.colourSSAOTex).verify();
+            this.fbSSAO.bind(this.fb.getDepthAttachmentType(), this.fb.getDepthTex()).bind(GL_COLOR_ATTACHMENT0, this.colourSSAOTex).verify();
 
 
             glTextureParameterf(this.colourTex.id, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
@@ -145,7 +144,6 @@ public class NormalRenderPipeline extends AbstractRenderPipeline {
     public void free() {
         this.finalBlit.delete();
         this.ssaoCompute.free();
-        this.fb.free();
         this.fbSSAO.free();
         if (this.colourTex != null) {
             this.colourTex.free();

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

@@ -96,6 +96,11 @@ public class GlTexture extends TrackedObject {
         return this.levels;
     }
 
+    public int getFormat() {
+        this.assertAllocated();
+        return this.format;
+    }
+
     private long getEstimatedSize() {
         this.assertAllocated();
         long elemSize = switch (this.format) {

src/main/java/me/cortex/voxy/client/core/rendering/util/DepthFramebuffer.java

@@ -28,12 +28,16 @@ public class DepthFramebuffer {
                 this.depthBuffer.free();
             }
             this.depthBuffer = new GlTexture().store(this.depthType, 1, width, height);
-            this.framebuffer.bind(this.depthType == GL_DEPTH24_STENCIL8?GL_DEPTH_STENCIL_ATTACHMENT: GL_DEPTH_ATTACHMENT, this.depthBuffer).verify();
+            this.framebuffer.bind(this.getDepthAttachmentType(), this.depthBuffer).verify();
             return true;
         }
         return false;
     }
 
+    public int getDepthAttachmentType() {
+        return this.depthType == GL_DEPTH24_STENCIL8?GL_DEPTH_STENCIL_ATTACHMENT: GL_DEPTH_ATTACHMENT;
+    }
+
     public void clear() {
         this.clear(1.0f);
     }