From de3f965c7138f1872a1f747c469603be1ade8bdb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20M=C3=BCller?= <ich@eskimue.de>
Date: Tue, 7 Apr 2026 09:17:56 +0200
Subject: [PATCH] Krater am Terminator verbessert

---
 public/moonphase.php | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/public/moonphase.php b/public/moonphase.php
index 77f64bb..219d9d7 100644
--- a/public/moonphase.php
+++ b/public/moonphase.php
@@ -1261,7 +1261,7 @@ function projectCraterWithScene(crater, state, renderWidth, renderHeight) {
   }
 
   const sunDirection = state.sunLight.position.clone().sub(worldPoint).normalize();
-  const terminatorDistance = Math.abs(normalWorld.dot(sunDirection));
+  const terminatorDistance = normalWorld.dot(sunDirection);
 
   return {
     x: (ndc.x * 0.5 + 0.5) * renderWidth,
@@ -1361,7 +1361,9 @@ function renderMoonCraterOverlay(phaseData, libration) {
       distanceToTerminator = Math.abs(absoluteX - terminatorX);
     }
 
-    if (craterDisplayMode === 'terminator' && distanceToTerminator > (state ? 0.12 : Math.max(8, radius * 0.03))) {
+    if (craterDisplayMode === 'terminator' && (state
+      ? (distanceToTerminator < -1.05 || distanceToTerminator > -0.00)
+      : Math.abs(distanceToTerminator) > Math.max(8, radius * 0.03))) {
       continue;
     }
 
@@ -1374,7 +1376,7 @@ function renderMoonCraterOverlay(phaseData, libration) {
   }
 
   if (craterDisplayMode === 'terminator') {
-    visibleCraters.sort((a, b) => a.distanceToTerminator - b.distanceToTerminator);
+    visibleCraters.sort((a, b) => Math.abs(a.distanceToTerminator) - Math.abs(b.distanceToTerminator));
   } else {
     visibleCraters.sort((a, b) => Number(b.crater.diameterKm || 0) - Number(a.crater.diameterKm || 0));
   }
@@ -1510,7 +1512,7 @@ function updateMoonDrag(event) {
 
   if (freeCameraMode) {
     const sensitivity = 3.0 / size;
-    cameraOrbitTheta = moonDragStartOrbitTheta + (event.clientX - moonDragStartX) * sensitivity;
+    cameraOrbitTheta = moonDragStartOrbitTheta - (event.clientX - moonDragStartX) * sensitivity;
     cameraOrbitPhi = THREE.MathUtils.clamp(
       moonDragStartOrbitPhi - (event.clientY - moonDragStartY) * sensitivity,
       0.05,