added gravity test block with gui and debug renderer

2026-05-11 01:50:56 +01:00 · 2026-02-06 22:22:10 -08:00
parent fa41966de4
commit 9356c43ea7
25 changed files with 739 additions and 67 deletions
--- a/src/main/java/net/xevianlight/aphelion/client/GravityDebugRender.java
+++ b/src/main/java/net/xevianlight/aphelion/client/GravityDebugRender.java
@@ -0,0 +1,74 @@
+package net.xevianlight.aphelion.client;
+
+import com.mojang.blaze3d.vertex.DefaultVertexFormat;
+import com.mojang.blaze3d.vertex.PoseStack;
+import com.mojang.blaze3d.vertex.VertexConsumer;
+import com.mojang.blaze3d.vertex.VertexFormat;
+import it.unimi.dsi.fastutil.longs.Long2IntMap;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.renderer.MultiBufferSource;
+import net.minecraft.client.renderer.RenderStateShard;
+import net.minecraft.client.renderer.RenderType;
+import net.minecraft.client.server.IntegratedServer;
+import net.minecraft.core.BlockPos;
+import net.neoforged.api.distmarker.Dist;
+import net.neoforged.bus.api.SubscribeEvent;
+import net.neoforged.fml.common.EventBusSubscriber;
+import net.neoforged.neoforge.client.event.RenderLevelStageEvent;
+import net.xevianlight.aphelion.Aphelion;
+import net.xevianlight.aphelion.core.saveddata.GravitySavedData;
+import net.xevianlight.aphelion.core.saveddata.types.GravityData;
+
+@EventBusSubscriber(modid = Aphelion.MOD_ID, value = Dist.CLIENT)
+public class GravityDebugRender {
+    // Untextured translucent quads (POSITION_COLOR only)
+    private static final RenderType GRAVITY_FILL = RenderType.create(
+            "aphelion_gravity_fill",
+            DefaultVertexFormat.POSITION_COLOR,
+            VertexFormat.Mode.QUADS,
+            256,
+            false,
+            true,
+            RenderType.CompositeState.builder()
+                    .setShaderState(RenderStateShard.POSITION_COLOR_SHADER)
+                    .setTransparencyState(RenderStateShard.TRANSLUCENT_TRANSPARENCY)
+                    .setCullState(RenderStateShard.NO_CULL)
+                    .setDepthTestState(RenderStateShard.LEQUAL_DEPTH_TEST)
+                    .setWriteMaskState(RenderStateShard.COLOR_DEPTH_WRITE)
+                    .createCompositeState(true)
+    );
+
+    @SubscribeEvent
+    public static void onRenderLevel(RenderLevelStageEvent event) {
+        // One stage only (pick one that exists and looks good)
+        if (event.getStage() != RenderLevelStageEvent.Stage.AFTER_TRANSLUCENT_BLOCKS) return;
+
+        Minecraft mc = Minecraft.getInstance();
+        if (mc.level == null || mc.player == null) return;
+        if (!mc.gui.getDebugOverlay().showDebugScreen()) return;
+
+        PoseStack poseStack = event.getPoseStack();
+        var cam = mc.gameRenderer.getMainCamera();
+        var camPos = cam.getPosition();
+
+        poseStack.pushPose();
+        poseStack.translate(-camPos.x, -camPos.y, -camPos.z);
+
+        // I'm lazy, so i'm just gonna make this work on a singleplayer server and call it a day :P
+        IntegratedServer singleplayer = mc.getSingleplayerServer();
+        if (singleplayer == null) return;
+
+        MultiBufferSource.BufferSource bufferSource = mc.renderBuffers().bufferSource();
+        VertexConsumer vc = bufferSource.getBuffer(GRAVITY_FILL);
+
+        for (Long2IntMap.Entry gravityEntry : GravitySavedData.get(singleplayer.getLevel(mc.level.dimension()))._debug_getGravityData().long2IntEntrySet()) {
+            GravityData d = GravityData.unpack(gravityEntry.getIntValue());
+            BlockPos p = BlockPos.of(gravityEntry.getLongKey());
+
+            DebugRenderUtils.drawSphere(poseStack, vc, p.getCenter().toVector3f(), d.getRadius());
+        }
+
+        poseStack.popPose();
+        bufferSource.endBatch(GRAVITY_FILL);
+    }
+}