bluebey-studio: 通常ドラッグでカメラ中心点、Shiftでぶるべーを移動するよう入れ替え

1 files changed, 10 insertions, 9 deletions

diff --git a/public/bluebey-studio/src/main.js b/public/bluebey-studio/src/main.js
index 063a6fc..8d69154 100644
--- a/public/bluebey-studio/src/main.js
+++ b/public/bluebey-studio/src/main.js
@@ -2320,11 +2320,12 @@ async function init() {
     help?.addEventListener('click', (event) => { if (event.target === help) toggleHelp(false); });
 
     // --- the mouse on the character ----------------------------------------
-    // Dragging the model slides it across the view; holding Shift and dragging
-    // moves the camera's reference point instead (the phone's two-finger drag).
-    // Bone posing lives in the panel, so the mouse never grabs a bone (see `Rig`
-    // in src/rig.js). On a small screen the panel is a sheet over the view, so a
-    // tap on the view first just dismisses the sheet.
+    // Dragging the model moves the camera's reference point, so the scene slides
+    // under the cursor; holding Shift and dragging moves the character itself.
+    // On touch, dragging the model always moves the character (the phone
+    // gestures). Bone posing lives in the panel, so the mouse never grabs a bone
+    // (see `Rig` in src/rig.js). On a small screen the panel is a sheet over the
+    // view, so a tap on the view first just dismisses the sheet.
     const dragRay = new THREE.Raycaster();
     const dragNdc = new THREE.Vector2();
     const dragHitAt = (event) => {
@@ -2358,7 +2359,7 @@ async function init() {
       const root = state.pose.root ?? [0, 0, 0];
       modelDrag = {
         pointerId: event.pointerId,
-        pan: event.shiftKey,
+        pan: event.pointerType === 'mouse' ? !event.shiftKey : false,
         x: event.clientX,
         y: event.clientY,
         lastX: event.clientX,
@@ -2376,7 +2377,7 @@ async function init() {
       const dy = event.clientY - modelDrag.y;
       const k = dragScale();
       if (modelDrag.pan) {
-        // Shift+drag: move the camera's reference point (the same effect as the
+        // Plain drag: move the camera's reference point (the same effect as the
         // two-finger drag on a phone). The character stays where it is.
         // Use the step since the previous event, not the total from the press:
         // pointermove fires many times per drag, so adding the total every time
@@ -2395,8 +2396,8 @@ async function init() {
         for (const cam of Object.values(view.cameras ?? {})) cam.position.add(move);
         view.captureInto(state.view);
       } else {
-        // Plain drag: slide the character, leaving the camera's reference point
-        // alone (the one-finger drag on a phone).
+        // Shift+drag (or any touch drag on the character): slide the character,
+        // leaving the camera's reference point alone.
         state.pose.root = [
           round2(modelDrag.root[0] + dx * k),
           round2(modelDrag.root[1] - dy * k),