Ch2 FORE and AFT Exception

isis/src/chandrayaan2/objs/Chandrayaan2TmcCamera/Chandrayaan2TmcCamera.cpp

@@ -83,14 +83,22 @@ namespace Isis {
     // Set proper end frame
     int tmcFrame(0);
     if (naifIkCode() == -152210) {
-      // Frame DAWN_VIR_VIS : DAWN_VIR_VIS_ZERO
       tmcFrame = -152220;
     }
-    else if (naifIkCode() == -152211) { // (channelId == "IR)
-      // Frame DAWN_VIR_IR : DAWN_VIR_IR_ZERO
+    else if (naifIkCode() == -152211) {
+      QString msg = "Cube [" + cube.fileName() + "] has instrument [" + inst["InstrumentId"] + "]. "
+        "Support for AFT or FORE cubes is not available in the Chandrayaan2 TMC-2 ISIS camera model. Please use the CSM camera model by running csminit."
+        "For more information, see: "
+        "https://astrogeology.usgs.gov/docs/concepts/missions/chandrayaan2/";
+      throw IException(IException::User, msg, _FILEINFO_);
       tmcFrame = -152221;
     }
     else if (naifIkCode() == -152212) {
+      QString msg = "Cube [" + cube.fileName() + "] has instrument [" + inst["InstrumentId"] + "]. "
+          "Support for AFT or FORE cubes is not available in the Chandrayaan2 TMC-2 ISIS camera model. Please use the CSM camera model by running csminit."
+          "For more information, see: "
+          "https://astrogeology.usgs.gov/docs/concepts/missions/chandrayaan2/";
+      throw IException(IException::User, msg, _FILEINFO_);
       tmcFrame = -152222;
     }
     else {

isis/src/chandrayaan2/objs/Chandrayaan2TmcCamera/Chandrayaan2TmcCamera.truth

@@ -1,6 +1,6 @@
 Unit test for Chandrayaan2TMC camera.
 FileName: ch2_tmc_ncf_20231030T1757326391_d_img_d18.cub
-CK Frame: -152221
+CK Frame: -152220
 
 Kernel IDs: 
 CK Frame ID = -152001
@@ -15,25 +15,25 @@ Instrument Name Short: TMC-2
 
 For upper left corner ...
 DeltaSample = 0.000000000
-DeltaLine = -0.000855841
+DeltaLine = 0.000000000
 
 For upper right corner ...
 DeltaSample = 0.000000000
-DeltaLine = -0.000855841
+DeltaLine = 0.000000000
 
 For lower left corner ...
 DeltaSample = 0.000000000
-DeltaLine = 0.000496502
+DeltaLine = 0.000000000
 
 For lower right corner ...
 DeltaSample = 0.000000000
-DeltaLine = 0.000496502
+DeltaLine = 0.000000000
 
 For center pixel position ...
 DeltaSample = 0.000000000
 DeltaLine = 0.000000000
 
-Universal latitude: -88.685764645
-Universal longitude: 161.291870743
-RightAscension: 276.119202527
-Declination: 40.856287254
+Universal latitude: -87.603907998
+Universal longitude: 189.674455379
+RightAscension: 280.344745141
+Declination: 65.563417917

isis/src/chandrayaan2/objs/Chandrayaan2TmcCamera/unitTest.cpp

@@ -30,7 +30,7 @@ int main(void) {
 
   try {
 
-    std::string pref = "ch2_tmc_ncf_20231030T1757326391_d_img_d18"; 
+    std::string pref = "ch2_tmc_ncn_20231030T1757326423_d_img_d18-crop"; 
     std::string path =  "../../../../tests/data/chandrayaan2/" + pref + ".cub";
     Cube c(path.c_str(), "r");
     Camera *cam = CameraFactory::Create(c);