APIs, concepts, guides, and more
_helpers.cs
1using RSI.RapidCode; // RSI.RapidCode.dotNET;
2
4public static class Helpers
5{
15 public static void CheckErrors(RapidCodeObject rsiObject)
16 {
17 var hasErrors = false;
18 var errorStrBuilder = new System.Text.StringBuilder();
19
20 while (rsiObject.ErrorLogCountGet() > 0)
21 {
22 // get error
23 RsiError rsiError = rsiObject.ErrorLogGet();
24
25 // get message
26 var errorMsg = rsiError.isWarning ? $"WARNING: {rsiError.Message}" : $"ERROR: {rsiError.Message}";
27 errorStrBuilder.AppendLine(errorMsg);
28
29 // set flag
30 hasErrors = !rsiError.isWarning;
31 }
32
33 if (hasErrors)
34 throw new Exception(errorStrBuilder.ToString());
35 }
36
37
47 public static void NetworkStart(MotionController controller)
48 {
49 // check if network is started already
50 if (controller.NetworkStateGet() != RSINetworkState.RSINetworkStateOPERATIONAL)
51 {
52 Console.WriteLine("Starting Network..");
53
54 // if not started, initialize the network
55 controller.NetworkStart();
56 }
57
58 // check if network is started again
59 if (controller.NetworkStateGet() != RSINetworkState.RSINetworkStateOPERATIONAL)
60 {
61 // read network log messages
62 int messagesToRead = controller.NetworkLogMessageCountGet();
63
64 // print all the messages to help figure out the problem
65 for (int i = 0; i < messagesToRead; i++)
66 Console.WriteLine(controller.NetworkLogMessageGet(i));
67
68 throw new SystemException("Expected OPERATIONAL state but the network did not get there.");
69 }
70 else
71 {
72 Console.WriteLine("Network Started");
73 }
74 }
75
76
86 public static void NetworkShutdown(MotionController controller)
87 {
88 // check if the network is already shutdown
89 if (controller.NetworkStateGet() == RSINetworkState.RSINetworkStateUNINITIALIZED ||
90 controller.NetworkStateGet() == RSINetworkState.RSINetworkStateSHUTDOWN)
91 return;
92
93 // shutdown the network
94 Console.WriteLine("Shutting down the network..");
95 controller.NetworkShutdown();
96
97 // check if the network is shutdown
98 var networkState = controller.NetworkStateGet();
99 if (networkState != RSINetworkState.RSINetworkStateUNINITIALIZED &&
100 networkState != RSINetworkState.RSINetworkStateSHUTDOWN)
101 {
102 // some kind of error shutting down the network, read the network log messages
103 int messagesToRead = controller.NetworkLogMessageCountGet();
104
105 // print all the messages to help figure out the problem
106 for (int i = 0; i < messagesToRead; i++)
107 Console.WriteLine(controller.NetworkLogMessageGet(i));
108
109 throw new SystemException("Expected SHUTDOWN state but the network did not get there.");
110 }
111 else
112 {
113 Console.WriteLine("Network Shutdown");
114 }
115 }
116
117
126 public static void ControllerSetup(MotionController controller)
127 {
128 NetworkShutdown(controller);
129
130 // reset the controller to ensure it is in a known state
131 controller.Reset();
132
133 NetworkStart(controller);
134 }
135
136
144 public static void PhantomAxisReset(Axis phantomAxis)
145 {
146 if (phantomAxis.MotorTypeGet() != RSIMotorType.RSIMotorTypePHANTOM)
147 {
148 throw new Exception(@$"Axis {phantomAxis.NumberGet()} is not configured as a phantom axis.
149 Please ensure the axis is set to phantom before calling PhantomAxisConfigure.");
150 }
151
152 // abort any motion
153 AbortMotionObject(phantomAxis);
154
155 // disable all limits (not used for phantom axes)
156 phantomAxis.ErrorLimitActionSet(RSIAction.RSIActionNONE);
157 phantomAxis.HardwareNegLimitActionSet(RSIAction.RSIActionNONE);
158 phantomAxis.HardwarePosLimitActionSet(RSIAction.RSIActionNONE);
159 phantomAxis.HomeActionSet(RSIAction.RSIActionNONE);
160 phantomAxis.SoftwareNegLimitActionSet(RSIAction.RSIActionNONE);
161 phantomAxis.SoftwarePosLimitActionSet(RSIAction.RSIActionNONE);
162
163 // set position tolerances to max value for immediate MotionDone
164 double POSITION_TOLERANCE_MAX = Double.MaxValue / 10.0;
165 phantomAxis.PositionToleranceCoarseSet(POSITION_TOLERANCE_MAX);
166 phantomAxis.PositionToleranceFineSet(POSITION_TOLERANCE_MAX);
167
168 // set sample apps default motion parameters
169 phantomAxis.UserUnitsSet(1);
170 phantomAxis.DefaultVelocitySet(100);
171 phantomAxis.DefaultAccelerationSet(1000);
172 phantomAxis.DefaultDecelerationSet(1000);
173 phantomAxis.DefaultJerkPercentSet(0);
174 phantomAxis.PositionSet(0);
175 }
177
178
186 /// @internal @[AbortMotionObject]
187 public static void AbortMotionObject(RapidCodeMotion motionObject)
188 {
189 motionObject.EStopAbort();
190 motionObject.MotionDoneWait();
191 motionObject.ClearFaults();
192
193 // check for idle state
194 if (motionObject.StateGet() != RSIState.RSIStateIDLE)
195 {
196 RSISource source = motionObject.SourceGet(); // get state source enum
197 string errorMsg = @$"Axis or MultiAxis {motionObject.NumberGet()} failed to enter IDLE state after aborting.
198 The source of the axis error is: {motionObject.SourceNameGet(source)}";
199 throw new Exception(errorMsg);
200 }
201 }
203
204 /*
205 @brief Ensures relationship between USE_HARDWARE constant and network status and throws if mismatch found.
206 @param controller Pointer to the MotionController to check.
207 @exception Exception Thrown if mismatch found between USE_HARDWARE constant and network status, or user cancels on warning.
208 @par Code Snippet
209 @snippet _helpers.cs VerifyHardwareUsage
210 */
212 public static void VerifyHardwareUsage(MotionController controller)
213 {
214 const bool USE_HARDWARE = Constants.USE_HARDWARE; // User must set this in _constants.cs
215
216 bool networkIsOperational = controller.NetworkStateGet() == RSINetworkState.RSINetworkStateOPERATIONAL;
217
218 if (USE_HARDWARE && !networkIsOperational)
219 {
220 throw new Exception("USE_HARDWARE is set to true, but the network is not operational. " +
221 "Please properly configure your hardware or run _setup.cs.");
222 }
223 else if (!USE_HARDWARE && networkIsOperational)
224 {
225 throw new Exception("USE_HARDWARE is set to false, but the network is operational. " +
226 "Please ensure you are not connected to real hardware, or set USE_HARDWARE in _constants.cs to true.");
227 }
228 else if (!USE_HARDWARE && !networkIsOperational)
229 {
230 Console.WriteLine("Running with phantom axes as expected.");
231 }
232 else
233 {
234 // State running with hardware and require 'y' input from user to continue or any other key to abort
235 Console.WriteLine("Caution: You are currently running with hardware. " +
236 "Do not continue unless you have configured your axes through _setup.cs or another tool!");
237 Console.Write("Press 'y' to continue: ");
238 var input = Console.ReadKey();
239 Console.WriteLine(); // Move to next line after key press
240
241 if (input.KeyChar != 'y' && input.KeyChar != 'Y')
242 {
243 throw new Exception("User chose not to continue with hardware operation.");
244 }
245 }
246 }
248
249 /*
250 @brief Verifies that the AXIS_COUNT constant matches the controller's axis count, then validates minimum axis and MultiAxis requirements. Outputs comparison information to console.
251 @param controller The MotionController object to verify.
252 @param minRequiredSampleAxisCount Minimum number of axes required by the sample application (default: 1).
253 @param minRequiredSampleMultiAxisCount Minimum number of MultiAxis objects required by the sample application (default: 0).
254 @exception Exception Thrown if AXIS_COUNT doesn't match controller axis count, if minimum axis count is not met, or if minimum MultiAxis count (calculated as MotionCount minus AxisCount) is not met.
255 @par Code Snippet
256 @snippet _helpers.cs VerifyAxisCount
257 */
259 public static void VerifyAxisCount(MotionController controller, int minRequiredSampleAxisCount = 1, int minRequiredSampleMultiAxisCount = 0)
260 {
261 int controllerAxisCount = controller.AxisCountGet();
262 int AXIS_COUNT = Constants.AXIS_COUNT;
263
264 // Verify AXIS_COUNT matches controller AxisCountGet()
265 if (controllerAxisCount != AXIS_COUNT)
266 {
267 // Axis count mismatch. Throw exception to stop execution
268 throw new Exception($"Controller axis count ({controllerAxisCount}) does not match intended AXIS_COUNT ({AXIS_COUNT}). " +
269 "Please ensure AXIS_COUNT in _constants.cs matches your number of hardware axes, then run _setup.cs or another tool " +
270 "to configure your hardware.");
271 }
272
273 // Verify minimum axis count
274 // Check against AXIS_COUNT here because if we get here we know controllerAxisCount == AXIS_COUNT
275 if (AXIS_COUNT < minRequiredSampleAxisCount)
276 {
277 throw new Exception($"This sample requires at least {minRequiredSampleAxisCount} " +
278 $"{(minRequiredSampleAxisCount == 1 ? "axis" : "axes")}, but AXIS_COUNT is only {AXIS_COUNT}. " +
279 $"Update your AXIS_COUNT in _constants.cs to meet the minimum requirement.");
280 }
281
282 // Verify minimum MultiAxis count
283 if (controller.MotionCountGet() - controllerAxisCount < minRequiredSampleMultiAxisCount)
284 {
285 throw new Exception($"This sample requires at least {minRequiredSampleMultiAxisCount} " +
286 $"MultiAxis object{(minRequiredSampleMultiAxisCount == 1 ? "" : "s")}. " +
287 "Please add more motion supervisors.");
288 }
289 }
290
291}
Constants used in the C# sample apps.
Definition _constants.cs:3
const bool USE_HARDWARE
Default: false.
Definition _constants.cs:10
static void AbortMotionObject(RapidCodeMotion motionObject)
Aborts motion on the given RapidCodeMotion object (Axis or MultiAxis), waits for motion to stop,...
Definition _helpers.cs:186
static void NetworkShutdown(MotionController controller)
Shuts down the network communication for the given MotionController.
Definition _helpers.cs:86
static void CheckErrors(RapidCodeObject rsiObject)
Checks for errors in the given RapidCodeObject and throws an exception if any non-warning errors are ...
Definition _helpers.cs:15
static void PhantomAxisReset(Axis phantomAxis)
Configures a phantom axis on the controller.
Definition _helpers.cs:144
static void NetworkStart(MotionController controller)
Starts the network communication for the given MotionController.
Definition _helpers.cs:47
static void ControllerSetup(MotionController controller)
Sets up the controller for hardware use by resetting it and starting the network.
Definition _helpers.cs:126
void HardwareNegLimitActionSet(RSIAction action)
Set the action that will occur when the Hardware Negative Limit Event triggers.
void HardwarePosLimitActionSet(RSIAction action)
Set the action that will occur when the Hardware Positive Limit Event triggers.
RSIMotorType MotorTypeGet()
Get the motor type.
void PositionToleranceCoarseSet(double tolerance)
Set the Coarse Position Tolerance for Axis settling.
void SoftwareNegLimitActionSet(RSIAction action)
Set the action that will occur when the Software Negative Limit Event triggers.
void UserUnitsSet(double countsPerUserUnit)
Sets the number of counts per User Unit.
void HomeActionSet(RSIAction action)
Set the action that will occur when the Home Event triggers.
void PositionToleranceFineSet(double tolerance)
Set the Fine Position Tolerance for Axis settling.
void ErrorLimitActionSet(RSIAction action)
Set the action that will occur when the Error Limit Event triggers.
void PositionSet(double position)
Set the Command and Actual positions.
void SoftwarePosLimitActionSet(RSIAction action)
Set the action that will occur when the Software Positive Limit Event triggers.
Represents a single axis of motion control. This class provides an interface for commanding motion,...
Definition rsi.h:5921
void DefaultVelocitySet(double velocity)
Set the default velocity in UserUnits.
void DefaultAccelerationSet(double acceleration)
Set the default acceleration in UserUnits.
void DefaultDecelerationSet(double deceleration)
Set the default deceleration in UserUnits.
void DefaultJerkPercentSet(double jerkPercent)
Set the default jerk percent.
int32_t AxisCountGet()
Get the number of axes processing.
int32_t MotionCountGet()
Get the number of Motion Supervisors available in the firmware.
Represents the RMP soft motion controller. This class provides an interface to general controller con...
Definition rsi.h:800
void ClearFaults()
Clear all faults for an Axis or MultiAxis.
int32_t MotionDoneWait(int32_t waitTimeoutMilliseconds=WaitForever)
Waits for a move to complete.
RSIState StateGet()
Get the Axis or MultiAxis state.
RSISource SourceGet()
Get the source of an error state for an Axis or MultiAxis.
void EStopAbort()
E-Stop, then abort an axis.
The RapidCodeMotion interface is implemented by Axis and MultiAxis .
Definition rsi.h:4389
const RsiError *const ErrorLogGet()
Get the next RsiError in the log.
int32_t ErrorLogCountGet()
Get the number of software errors in the error log.
The RapidCode base class. All non-error objects are derived from this class.
Definition rsi.h:184
Represents the error details thrown as an exception by all RapidCode classes. This class contains an ...
Definition rsi.h:111
bool isWarning
Whether the error is or is not a warning.
Definition rsi.h:120
RSINetworkState
State of network.
Definition rsienums.h:573
RSIAction
Action to perform on an Axis.
Definition rsienums.h:1122
RSIMotorType
Motor Type.
Definition rsienums.h:1318
RSISource
Possible sources that have caused an Error state.
Definition rsienums.h:1021
void NetworkStart(MotionController *controller)
[CheckErrors]
Definition helpers.h:73
void NetworkShutdown(MotionController *controller)
[NetworkStart]
Definition helpers.h:108
Helpers namespace provides utility functions for common tasks in RMP applications.
Definition helpers.h:21