not validating settings for dacs temporarily (#447)

* slaves and master vectors empty means all positions included: fixing double acquisition in masters

* debug print out

slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c

@@ -1411,6 +1411,9 @@ enum detectorSettings setSettings(enum detectorSettings sett) {
 }
 
 void validateSettings() {
+    LOG(logWARNING, ("Not validating dac settings temporarily"));
+    return;
+    
     // if any special dac value is changed individually => undefined
     const int specialDacs[NSPECIALDACS] = SPECIALDACINDEX;
     int *specialDacValues[] = {defaultDacValue_standard, defaultDacValue_fast,

slsDetectorSoftware/src/Detector.cpp

@@ -781,24 +781,7 @@ void Detector::startReceiver() { pimpl->Parallel(&Module::startReceiver, {}); }
 void Detector::stopReceiver() { pimpl->Parallel(&Module::stopReceiver, {}); }
 
 void Detector::startDetector(Positions pos) {
-    auto detector_type = getDetectorType(pos).squash();
+    pimpl->startAcquisition(false, pos);
-    if (detector_type == defs::MYTHEN3 && size() > 1) {
-        std::vector<int> slaves(pos);
-        auto is_master = getMaster(pos);
-        int masterPosition = -1;
-        for (unsigned int i = 0; i < is_master.size(); ++i) {
-            if (is_master[i]) {
-                masterPosition = i;
-                slaves.erase(slaves.begin() + i);
-            }
-        }
-        pimpl->Parallel(&Module::startAcquisition, pos);
-        if (masterPosition != -1) {
-            pimpl->Parallel(&Module::startAcquisition, {masterPosition});
-        }
-    } else {
-        pimpl->Parallel(&Module::startAcquisition, pos);
-    }
 }
 
 void Detector::startDetectorReadout() {

slsDetectorSoftware/src/DetectorImpl.cpp

@@ -1124,25 +1124,7 @@ int DetectorImpl::acquire() {
 
         // start and read all
         try {
-            if (detector_type == defs::MYTHEN3 && modules.size() > 1) {
+            startAcquisition(true, {});
-                // Multi module mythen
-                std::vector<int> master;
-                std::vector<int> slaves;
-                auto is_master = Parallel(&Module::isMaster, {});
-                slaves.reserve(modules.size() - 1); // check this one!!
-                for (size_t i = 0; i < modules.size(); ++i) {
-                    if (is_master[i])
-                        master.push_back(i);
-                    else
-                        slaves.push_back(i);
-                }
-                Parallel(&Module::startAcquisition, slaves);
-                Parallel(&Module::startAndReadAll, master);
-            } else {
-                // Normal acquire
-                Parallel(&Module::startAndReadAll, {});
-            }
-
         } catch (...) {
             if (receiver)
                 Parallel(&Module::stopReceiver, {});
@@ -1191,6 +1173,44 @@ int DetectorImpl::acquire() {
     return OK;
 }
 
+void DetectorImpl::startAcquisition(bool blocking, std::vector<int> positions) {
+    if (shm()->detType == defs::MYTHEN3 && size() > 1) {
+        std::vector<int> master;
+        std::vector<int> slaves;
+        if (positions.empty() ||
+            (positions.size() == 1 && positions[0] == -1)) {
+            positions.resize(modules.size());
+            std::iota(begin(positions), end(positions), 0);
+        }
+        // could be all slaves in positions
+        slaves.reserve(positions.size()); 
+        auto is_master = Parallel(&Module::isMaster, positions);
+        for (size_t i : positions) {
+            if (is_master[i]) 
+                master.push_back(i);
+            else
+                slaves.push_back(i);
+        }
+
+        if (!slaves.empty()) {
+            Parallel(&Module::startAcquisition, slaves);
+        }
+        if (!master.empty()) {
+            if (blocking) {
+                Parallel(&Module::startAndReadAll, master);
+            } else {
+                Parallel(&Module::startAcquisition, master);
+            }
+        }
+    } else {
+        if (blocking) {
+            Parallel(&Module::startAndReadAll, positions);
+        } else {
+            Parallel(&Module::startAcquisition, positions);
+        }
+    }
+}
+
 void DetectorImpl::printProgress(double progress) {
     // spaces for python printout
     std::cout << "    " << std::fixed << std::setprecision(2) << std::setw(6)

slsDetectorSoftware/src/DetectorImpl.h

@@ -278,6 +278,9 @@ class DetectorImpl : public virtual slsDetectorDefs {
      */
     int acquire();
 
+    /** also takes care of master and slave for multi module mythen */
+    void startAcquisition(bool blocking, std::vector<int> positions);
+
     /**
      * Combines data from all readouts and gives it to the gui
      * or just gives progress of acquisition by polling receivers

slsSupportLib/include/sls/versionAPI.h

@@ -10,6 +10,6 @@
 #define APIGOTTHARD 0x220428
 #define APIGOTTHARD2 0x220428
 #define APIJUNGFRAU 0x220428
-#define APIMYTHEN3 0x220428
 #define APIMOENCH 0x220427
 #define APIEIGER 0x220428
+#define APIMYTHEN3 0x220510