smaller pyvista window and default view direction

Author: maureeungaro

.github/workflows/update-binder.yml

@@ -0,0 +1,40 @@
+name: Update Binder tutorials on release
+
+on:
+  release:
+    types: [ published ]
+
+jobs:
+  update-binder-repo:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout binder-tutorials repo
+        uses: actions/checkout@v4
+        with:
+          repository: gemc/binder-tutorials
+          token: ${{ secrets.BINDER_REPO_PAT }}   # PAT with repo write access
+          path: binder-tutorials
+
+      - name: Patch the Dockerfile with the new release tag
+        run: |
+          TAG="${{ github.event.release.tag_name }}"
+          sed -i "s|FROM gemc/gemc:.*|FROM gemc/gemc:${TAG}|" \
+            binder-tutorials/Dockerfile
+          echo "Updated Dockerfile to gemc/gemc:${TAG}"
+
+      - name: Commit and push
+        working-directory: binder-tutorials
+        run: |
+          git config user.name  "gemc-bot"
+          git config user.email "ungaro@jlab.org"
+          git add Dockerfile
+          git commit -m "chore: bump GEMC to ${{ github.event.release.tag_name }}"
+          git push
+
+      - name: Pre-warm Binder cache
+        run: |
+          TAG="${{ github.event.release.tag_name }}"
+          REPO="gemc%2Fbinder-tutorials"
+          curl -s "https://mybinder.org/build/gh/${REPO}/main" \
+            --max-time 300 --no-buffer | tail -5
+          echo "Binder pre-warm triggered for ${TAG}"

api/gconfiguration.py

@@ -72,8 +72,8 @@ def get_arguments(argv=None):
 		action="store_true",
 		help="Use PyVista BackgroundPlotter (non-blocking GUI, needs pyqt6 pyvistaqt)",
 	)
-	parser.add_argument("-pvw", "--width", type=int, default=2400, help="Set plotter width")
-	parser.add_argument("-pvh", "--height", type=int, default=1600, help="Set plotter height")
+	parser.add_argument("-pvw", "--width", type=int, default=1200, help="Set plotter width")
+	parser.add_argument("-pvh", "--height", type=int, default=800, help="Set plotter height")
 	parser.add_argument("-pvx", "--x", type=int, default=0, help="Set plotter x position")
 	parser.add_argument("-pvy", "--y", type=int, default=0, help="Set plotter y position")
 	parser.add_argument("-axes", "--add_axes_at_zero", action="store_true",
@@ -169,7 +169,6 @@ def plotter(self):
 
 			self._plotter.add_axes()
 			self._plotter.set_background("#303048", top="#000020")
-			self._plotter.camera_position = "iso"
 
 		return self._plotter
 
@@ -320,7 +319,6 @@ def show(self, block: bool = True):
 					if _in_jupyter:
 
 						cpos = self._configure_camera_from_bounds(
-							margin=-12.8,
 							distance_scale=3.0,
 						)
 						return p.show(
@@ -367,8 +365,9 @@ def _configure_camera_from_bounds(self, margin: float = 0.8, distance_scale: flo
 		if scene_len <= 0:
 			scene_len = max(dx, dy, dz, 1.0)
 
-		direction = np.array([1.0, 1.0, 1.0])
-		direction /= np.linalg.norm(direction)
+		# View from +X toward the geometry center.
+		# With this view_up, +Z goes left-to-right on screen.
+		direction = np.array([1.0, 0.0, 0.0])
 
 		# Larger distance_scale = more zoomed out
 		distance = distance_scale * scene_len
@@ -377,7 +376,7 @@ def _configure_camera_from_bounds(self, margin: float = 0.8, distance_scale: flo
 		cpos = [
 			tuple(position),
 			tuple(center),
-			(0, 0, 1),
+			(0, -1, 0),
 		]
 
 		p.camera_position = cpos