From 862afc498e152599d309dd221ae32108bb22df22 Mon Sep 17 00:00:00 2001
From: mcrcortex <18544518+MCRcortex@users.noreply.github.com>
Date: Fri, 25 Apr 2025 16:37:24 +1000
Subject: [PATCH] Start prep for temporal

---
 .../cortex/voxy/client/config/VoxyConfig.java |  2 +-
 .../section/MDICSectionRenderer.java          | 54 ++++++++++---------
 .../voxy/shaders/lod/gl46/bindings.glsl       |  2 +-
 .../assets/voxy/shaders/lod/gl46/prep.comp    |  1 +
 4 files changed, 32 insertions(+), 27 deletions(-)

diff --git a/src/main/java/me/cortex/voxy/client/config/VoxyConfig.java b/src/main/java/me/cortex/voxy/client/config/VoxyConfig.java
index bb8f53da..71dbab7b 100644
--- a/src/main/java/me/cortex/voxy/client/config/VoxyConfig.java
+++ b/src/main/java/me/cortex/voxy/client/config/VoxyConfig.java
@@ -27,7 +27,7 @@ public class VoxyConfig implements OptionStorage<VoxyConfig> {
     public boolean ingestEnabled = true;
     public int sectionRenderDistance = 16;
     public int serviceThreads = Math.max(Runtime.getRuntime().availableProcessors()/2, 1);
-    public float subDivisionSize = 128;
+    public float subDivisionSize = 64;
     public boolean renderVanillaFog = false;
     public boolean renderStatistics = false;
 
diff --git a/src/main/java/me/cortex/voxy/client/core/rendering/section/MDICSectionRenderer.java b/src/main/java/me/cortex/voxy/client/core/rendering/section/MDICSectionRenderer.java
index 045a23a9..c4874b07 100644
--- a/src/main/java/me/cortex/voxy/client/core/rendering/section/MDICSectionRenderer.java
+++ b/src/main/java/me/cortex/voxy/client/core/rendering/section/MDICSectionRenderer.java
@@ -112,6 +112,10 @@ public class MDICSectionRenderer extends AbstractSectionRenderer<MDICViewport, B
     }
 
 
+    private void renderTemporalTerrain() {
+
+    }
+
     private void renderTerrain() {
         //RenderLayer.getCutoutMipped().startDrawing();
 
@@ -142,6 +146,30 @@ public class MDICSectionRenderer extends AbstractSectionRenderer<MDICViewport, B
         this.renderTerrain();
     }
 
+    @Override
+    public void renderTranslucent(MDICViewport viewport) {
+        if (this.geometryManager.getSectionCount() == 0) return;
+        glEnable(GL_BLEND);
+        glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
+
+        glDisable(GL_CULL_FACE);
+        glEnable(GL_DEPTH_TEST);
+        this.terrainShader.bind();
+        glBindVertexArray(RenderService.STATIC_VAO);//Needs to be before binding
+        this.bindRenderingBuffers();
+
+        glMultiDrawElementsIndirectCountARB(GL_TRIANGLES, GL_UNSIGNED_SHORT, TRANSLUCENT_OFFSET*5*4, 4*4, Math.min(this.geometryManager.getSectionCount(), 100_000), 0);
+
+        glEnable(GL_CULL_FACE);
+        glBindVertexArray(0);
+        glBindSampler(0, 0);
+        glBindTextureUnit(0, 0);
+        glBindSampler(1, 0);
+        glBindTextureUnit(1, 0);
+
+        glDisable(GL_BLEND);
+    }
+
     @Override
     public void buildDrawCallsAndRenderTemporal(MDICViewport viewport, GlBuffer sectionRenderList) {
         if (this.geometryManager.getSectionCount() == 0) return;
@@ -203,6 +231,7 @@ public class MDICSectionRenderer extends AbstractSectionRenderer<MDICViewport, B
             glBindBuffer(GL_DISPATCH_INDIRECT_BUFFER, this.drawCountCallBuffer.id);
             glDispatchComputeIndirect(0);
             glMemoryBarrier(GL_COMMAND_BARRIER_BIT|GL_SHADER_STORAGE_BARRIER_BIT);
+
             if (RenderStatistics.enabled) {
                 DownloadStream.INSTANCE.download(this.statisticsBuffer, down->{
                     for (int i = 0; i < 5; i++) {
@@ -217,31 +246,6 @@ public class MDICSectionRenderer extends AbstractSectionRenderer<MDICViewport, B
         }
     }
 
-    @Override
-    public void renderTranslucent(MDICViewport viewport) {
-        if (this.geometryManager.getSectionCount() == 0) return;
-        glEnable(GL_BLEND);
-        glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
-
-        glDisable(GL_CULL_FACE);
-        glEnable(GL_DEPTH_TEST);
-        this.terrainShader.bind();
-        glBindVertexArray(RenderService.STATIC_VAO);//Needs to be before binding
-        this.bindRenderingBuffers();
-
-        glMultiDrawElementsIndirectCountARB(GL_TRIANGLES, GL_UNSIGNED_SHORT, TRANSLUCENT_OFFSET*5*4, 4*4, Math.min(this.geometryManager.getSectionCount(), 100_000), 0);
-
-        glEnable(GL_CULL_FACE);
-        glBindVertexArray(0);
-        glBindSampler(0, 0);
-        glBindTextureUnit(0, 0);
-        glBindSampler(1, 0);
-        glBindTextureUnit(1, 0);
-
-        glDisable(GL_BLEND);
-
-    }
-
     @Override
     public void addDebug(List<String> lines) {
         super.addDebug(lines);
diff --git a/src/main/resources/assets/voxy/shaders/lod/gl46/bindings.glsl b/src/main/resources/assets/voxy/shaders/lod/gl46/bindings.glsl
index 4a0b0db3..e47e4295 100644
--- a/src/main/resources/assets/voxy/shaders/lod/gl46/bindings.glsl
+++ b/src/main/resources/assets/voxy/shaders/lod/gl46/bindings.glsl
@@ -63,8 +63,8 @@ layout(binding = DRAW_COUNT_BUFFER_BINDING, std430) restrict buffer DrawCommandC
 
     uint opaqueDrawCount;
     uint translucentDrawCount;
+    uint temporalOpaqueDrawCount;
 
-    uint pad_A;
     DrawCommand cullDrawIndirectCommand;
 };
 #endif
diff --git a/src/main/resources/assets/voxy/shaders/lod/gl46/prep.comp b/src/main/resources/assets/voxy/shaders/lod/gl46/prep.comp
index 0b5be2af..7a72b35b 100644
--- a/src/main/resources/assets/voxy/shaders/lod/gl46/prep.comp
+++ b/src/main/resources/assets/voxy/shaders/lod/gl46/prep.comp
@@ -14,6 +14,7 @@ void main() {
 
     opaqueDrawCount = 0;
     translucentDrawCount = 0;
+    temporalOpaqueDrawCount = 0;
 
     cullDrawIndirectCommand.count = 6*2*3;
     cullDrawIndirectCommand.instanceCount = sectionCount;