From 11a452545c97d3c65d9935ad3a96a9ab63f39d0d Mon Sep 17 00:00:00 2001
From: Erik Frojdh <erik.frojdh@gmail.com>
Date: Tue, 2 Apr 2019 15:44:19 +0200
Subject: [PATCH] added parallel call for void return

---
 .../include/multiSlsDetector.h                |  8 ++++++
 slsDetectorSoftware/src/multiSlsDetector.cpp  | 27 +++++++++++++++++++
 2 files changed, 35 insertions(+)

diff --git a/slsDetectorSoftware/include/multiSlsDetector.h b/slsDetectorSoftware/include/multiSlsDetector.h
index 13e2ae1e2..084450ede 100644
--- a/slsDetectorSoftware/include/multiSlsDetector.h
+++ b/slsDetectorSoftware/include/multiSlsDetector.h
@@ -168,6 +168,14 @@ class multiSlsDetector : public virtual slsDetectorDefs {
     std::vector<RT> parallelCall(RT (slsDetector::*somefunc)(CT...) const,
                                  typename NonDeduced<CT>::type... Args) const;
 
+
+    template <typename... CT>
+    void parallelCall(void (slsDetector::*somefunc)(CT...), typename NonDeduced<CT>::type... Args);
+
+    template <typename... CT>
+    void parallelCall(void (slsDetector::*somefunc)(CT...) const, typename NonDeduced<CT>::type... Args) const;
+
+
     /**
      * Decodes which detector and the corresponding channel numbers for it
      * Mainly useful in a multi detector setROI (Gotthard, Mythen?)
diff --git a/slsDetectorSoftware/src/multiSlsDetector.cpp b/slsDetectorSoftware/src/multiSlsDetector.cpp
index 11bc0c456..5a3d29bae 100644
--- a/slsDetectorSoftware/src/multiSlsDetector.cpp
+++ b/slsDetectorSoftware/src/multiSlsDetector.cpp
@@ -98,6 +98,33 @@ std::vector<RT> multiSlsDetector::parallelCall(RT (slsDetector::*somefunc)(CT...
     return result;
 }
 
+template <typename... CT>
+void multiSlsDetector::parallelCall(void (slsDetector::*somefunc)(CT...),
+                                    typename NonDeduced<CT>::type... Args) {
+    std::vector<std::future<void>> futures;
+    for (auto &d : detectors) {
+        futures.push_back(std::async(std::launch::async, somefunc, d.get(), Args...));
+    }
+    for (auto &i : futures) {
+        i.get();
+    }
+    return;
+}
+
+template <typename... CT>
+void multiSlsDetector::parallelCall(void (slsDetector::*somefunc)(CT...) const,
+                                    typename NonDeduced<CT>::type... Args) const{
+    std::vector<std::future<void>> futures;
+    for (auto &d : detectors) {
+        futures.push_back(std::async(std::launch::async, somefunc, d.get(), Args...));
+    }
+    for (auto &i : futures) {
+        i.get();
+    }
+    return;
+}
+
+
 int multiSlsDetector::decodeNChannel(int offsetX, int offsetY, int &channelX, int &channelY) {
     channelX = -1;
     channelY = -1;