Add time scaling to temporal export

Improve error handling
Add "time_scale" mechanism to allow timeline adjustment during export.

exts/ansys.geometry.service/ansys/geometry/service/extension.py

@@ -13,6 +13,8 @@
 
 try:
     import ansys.pyensight.core
+    import ansys.pyensight.core.utils.dsg_server as tmp_dsg_server  # noqa: F401
+    import ansys.pyensight.core.utils.omniverse_dsg_server as tmp_ov_dsg_server  # noqa: F401
 except ModuleNotFoundError:
     logging.warning("ansys.geometry.server - Installing ansys-pyensight-core")
     omni.kit.pipapi.install("ansys-pyensight-core")
@@ -82,6 +84,11 @@ def __init__(self, *args, **kwargs) -> None:
         self._security_token = self._setting("securityCode", "ENSIGHT_SECURITY_TOKEN")
         self._temporal = self._setting("temporal") != "0"
         self._vrmode = self._setting("vrmode") != "0"
+        try:
+            scale = float(self._setting("timeScale"))
+        except ValueError:
+            scale = 1.0
+        self._time_scale = scale
         self._normalize_geometry = self._setting("normalizeGeometry") != "0"
         self._version = "unknown"
         self._shutdown = False
@@ -141,6 +148,15 @@ def normalize_geometry(self) -> bool:
     def normalize_geometry(self, val: bool) -> None:
         self._normalize_geometry = val
 
+    @property
+    def time_scale(self) -> float:
+        """Value to multiply DSG time values by before passing to Omniverse"""
+        return self._time_scale
+
+    @time_scale.setter
+    def time_scale(self, value: float) -> None:
+        self._time_scale = value
+
     @classmethod
     def get_instance(cls) -> Optional["AnsysGeometryServiceServerExtension"]:
         return cls._service_instance
@@ -260,18 +276,40 @@ def help(self) -> None:
         self.warning(
             f"    If non-zero, remap the geometry to the domain [-1,-1,-1]-[1,1,1].  (default: {self.normalize_geometry})"
         )
+        self.warning("  --/exts/ansys.geometry.service/timeScale=FLOAT")
+        self.warning(
+            f"    Multiply all DSG time values by this value.  (default: {self.time_scale})"
+        )
+
+    def is_server_running(self) -> bool:
+        """
+        Returns True if the server is running.
+
+        Returns
+        -------
+        bool
+            True if the server is running.
+        """
+        if self._server_process:
+            if psutil.pid_exists(self._server_process.pid):
+                return True
+        return False
 
     def stop_server(self) -> None:
         """
         If a DSG server connection has been started, stop it.  It could be in
         process or a subprocess.
         """
-        self._shutdown = True
-        if self._server_process:
-            for child in psutil.Process(self._server_process.pid).children(recursive=True):
-                child.kill()
-            self._server_process.kill()
-            self._server_process = None
+        try:
+            self._shutdown = True
+            if self._server_process:
+                for child in psutil.Process(self._server_process.pid).children(recursive=True):
+                    child.kill()
+                self._server_process.kill()
+        except psutil.NoSuchProcess:
+            pass
+        self._server_process = None
+        self._shutdown = False
 
     def launch_server(self) -> None:
         """
@@ -300,6 +338,8 @@ def launch_server(self) -> None:
             cmd.append("--/exts/ansys.geometry.service/vrmode=1")
         if self.normalize_geometry:
             cmd.append("--/exts/ansys.geometry.service/normalizeGeometry=1")
+        if self.time_scale != 1.0:
+            cmd.append(f"--/exts/ansys.geometry.service/timeScale={self.time_scale}")
         cmd.append(f"--/exts/ansys.geometry.service/omniUrl={self.omni_uri}")
         cmd.append(f"--/exts/ansys.geometry.service/dsgUrl={self.dsg_uri}")
         cmd.append("--/exts/ansys.geometry.service/run=1")
@@ -344,6 +384,7 @@ def run_server(self) -> None:
             security_code=self.security_token,
             verbose=1,
             normalize_geometry=self.normalize_geometry,
+            time_scale=self.time_scale,
             handler=update_handler,
         )
 

exts/ansys.geometry.service/config/extension.toml

@@ -1,6 +1,6 @@
 [package]
 # Semantic Versioning is used: https://semver.org/
-version = "0.8.5"
+version = "0.8.6"
 
 # Lists people or organizations that are considered the "authors" of the package.
 authors = ["ANSYS"]
@@ -56,3 +56,4 @@ exts."ansys.geometry.service".securityCode = ""
 exts."ansys.geometry.service".temporal = "0"
 exts."ansys.geometry.service".vrmode = "0"
 exts."ansys.geometry.service".normalizeGeometry = "0"
+exts."ansys.geometry.service".timeScale = "1.0"

exts/ansys.geometry.serviceui/ansys/geometry/serviceui/extension.py

@@ -20,6 +20,7 @@ def __init__(self, *args, **kwargs) -> None:
         self._temporal_w = None
         self._vrmode_w = None
         self._normalize_w = None
+        self._time_scale_w = None
         self._connect_w = None
         self._update_w = None
         self._connected = False
@@ -38,15 +39,22 @@ def error(self, text: str) -> None:
         self._logger.error(text)
 
     def launch_server(self) -> None:
-        if self._connected:
+        if self.service.is_server_running():
             return
         self.service.dsg_uri = self._dsg_uri_w.model.as_string
         self.service.security_token = self._dsg_token_w.model.as_string
         self.service.omni_uri = self._omni_uri_w.model.as_string
         self.service.temporal = self._temporal_w.model.as_bool
         self.service.vrmode = self._vrmode_w.model.as_bool
         self.service.normalize_geometry = self._normalize_w.model.as_bool
+        scale = self._time_scale_w.model.as_float
+        if scale <= 0.0:
+            scale = 1.0
+        self.service.time_scale = scale
         self.service.launch_server()
+        if not self.service.is_server_running():
+            self.error("Failed to launch omniverse service.")
+            return
 
         # parse the DSG USI
         parsed = urlparse(self.service.dsg_uri)
@@ -60,6 +68,9 @@ def launch_server(self) -> None:
             host=host, port=port, secret_key=self.service.security_token
         )
         self._grpc.connect()
+        if not self._grpc.is_connected():
+            self.error(f"Failed to connect to DSG service {host}:{port}")
+            return
 
         self.info("Connected to DSG service")
         self._connected = True
@@ -69,6 +80,7 @@ def stop_server(self) -> None:
             return
         self.service.stop_server()
         self._grpc.shutdown()
+        self._grpc = None
 
         self.info("Disconnect from DSG service")
         self._connected = False
@@ -104,12 +116,15 @@ def on_startup(self, ext_id: str) -> None:
     def update_ui(self) -> None:
         if self._connected:
             self._connect_w.text = "Disconnect from DSG Server"
+            self._label_w.text = f"Connected to: {self.service.dsg_uri}"
         else:
             self._connect_w.text = "Connect to DSG Server"
+            self._label_w.text = "No connected DSG server"
         self._update_w.enabled = self._connected
         self._temporal_w.enabled = True
         self._vrmode_w.enabled = not self._connected
         self._normalize_w.enabled = not self._connected
+        self._time_scale_w.enabled = not self._connected
         self._dsg_uri_w.enabled = not self._connected
         self._dsg_token_w.enabled = not self._connected
         self._omni_uri_w.enabled = not self._connected
@@ -151,6 +166,13 @@ def build_ui(self) -> None:
                         self._normalize_w.model.set_value(self.service.normalize_geometry)
                         ui.Label("Normalize", alignment=ui.Alignment.LEFT_CENTER)
 
+                with ui.HStack(spacing=5):
+                    ui.Label(
+                        "Temporal scaling factor:", alignment=ui.Alignment.RIGHT_CENTER, width=0
+                    )
+                    self._time_scale_w = ui.FloatField()
+                    self._time_scale_w.model.as_float = self.service.time_scale
+
                 with ui.HStack():
                     self._connect_w = ui.Button("Connect to DSG Server", clicked_fn=self.connect_cb)
                     self._update_w = ui.Button("Request Update", clicked_fn=self.update_cb)
@@ -166,5 +188,6 @@ def on_shutdown(self) -> None:
         self._temporal_w = None
         self._vrmode_w = None
         self._normalize_w = None
+        self._time_scale_w = None
         self._connect_w = None
         self._update_w = None

exts/ansys.geometry.serviceui/config/extension.toml

@@ -1,6 +1,6 @@
 [package]
 # Semantic Versioning is used: https://semver.org/
-version = "0.8.5"
+version = "0.8.6"
 
 # Lists people or organizations that are considered the "authors" of the package.
 authors = ["ANSYS"]

src/ansys/pyensight/core/exts/ansys.geometry.service/ansys/geometry/service/extension.py

@@ -13,6 +13,8 @@
 
 try:
     import ansys.pyensight.core
+    import ansys.pyensight.core.utils.dsg_server as tmp_dsg_server  # noqa: F401
+    import ansys.pyensight.core.utils.omniverse_dsg_server as tmp_ov_dsg_server  # noqa: F401
 except ModuleNotFoundError:
     logging.warning("ansys.geometry.server - Installing ansys-pyensight-core")
     omni.kit.pipapi.install("ansys-pyensight-core")
@@ -82,6 +84,11 @@ def __init__(self, *args, **kwargs) -> None:
         self._security_token = self._setting("securityCode", "ENSIGHT_SECURITY_TOKEN")
         self._temporal = self._setting("temporal") != "0"
         self._vrmode = self._setting("vrmode") != "0"
+        try:
+            scale = float(self._setting("timeScale"))
+        except ValueError:
+            scale = 1.0
+        self._time_scale = scale
         self._normalize_geometry = self._setting("normalizeGeometry") != "0"
         self._version = "unknown"
         self._shutdown = False
@@ -141,6 +148,15 @@ def normalize_geometry(self) -> bool:
     def normalize_geometry(self, val: bool) -> None:
         self._normalize_geometry = val
 
+    @property
+    def time_scale(self) -> float:
+        """Value to multiply DSG time values by before passing to Omniverse"""
+        return self._time_scale
+
+    @time_scale.setter
+    def time_scale(self, value: float) -> None:
+        self._time_scale = value
+
     @classmethod
     def get_instance(cls) -> Optional["AnsysGeometryServiceServerExtension"]:
         return cls._service_instance
@@ -260,18 +276,40 @@ def help(self) -> None:
         self.warning(
             f"    If non-zero, remap the geometry to the domain [-1,-1,-1]-[1,1,1].  (default: {self.normalize_geometry})"
         )
+        self.warning("  --/exts/ansys.geometry.service/timeScale=FLOAT")
+        self.warning(
+            f"    Multiply all DSG time values by this value.  (default: {self.time_scale})"
+        )
+
+    def is_server_running(self) -> bool:
+        """
+        Returns True if the server is running.
+
+        Returns
+        -------
+        bool
+            True if the server is running.
+        """
+        if self._server_process:
+            if psutil.pid_exists(self._server_process.pid):
+                return True
+        return False
 
     def stop_server(self) -> None:
         """
         If a DSG server connection has been started, stop it.  It could be in
         process or a subprocess.
         """
-        self._shutdown = True
-        if self._server_process:
-            for child in psutil.Process(self._server_process.pid).children(recursive=True):
-                child.kill()
-            self._server_process.kill()
-            self._server_process = None
+        try:
+            self._shutdown = True
+            if self._server_process:
+                for child in psutil.Process(self._server_process.pid).children(recursive=True):
+                    child.kill()
+                self._server_process.kill()
+        except psutil.NoSuchProcess:
+            pass
+        self._server_process = None
+        self._shutdown = False
 
     def launch_server(self) -> None:
         """
@@ -300,6 +338,8 @@ def launch_server(self) -> None:
             cmd.append("--/exts/ansys.geometry.service/vrmode=1")
         if self.normalize_geometry:
             cmd.append("--/exts/ansys.geometry.service/normalizeGeometry=1")
+        if self.time_scale != 1.0:
+            cmd.append(f"--/exts/ansys.geometry.service/timeScale={self.time_scale}")
         cmd.append(f"--/exts/ansys.geometry.service/omniUrl={self.omni_uri}")
         cmd.append(f"--/exts/ansys.geometry.service/dsgUrl={self.dsg_uri}")
         cmd.append("--/exts/ansys.geometry.service/run=1")
@@ -344,6 +384,7 @@ def run_server(self) -> None:
             security_code=self.security_token,
             verbose=1,
             normalize_geometry=self.normalize_geometry,
+            time_scale=self.time_scale,
             handler=update_handler,
         )
 

src/ansys/pyensight/core/exts/ansys.geometry.service/config/extension.toml

@@ -1,6 +1,6 @@
 [package]
 # Semantic Versioning is used: https://semver.org/
-version = "0.8.5"
+version = "0.8.6"
 
 # Lists people or organizations that are considered the "authors" of the package.
 authors = ["ANSYS"]
@@ -56,3 +56,4 @@ exts."ansys.geometry.service".securityCode = ""
 exts."ansys.geometry.service".temporal = "0"
 exts."ansys.geometry.service".vrmode = "0"
 exts."ansys.geometry.service".normalizeGeometry = "0"
+exts."ansys.geometry.service".timeScale = "1.0"