Merge branch 'master' into resample

Pull in changes from master.

4 files changed, 67 insertions, 19 deletions

diff --git a/plugingui/Makefile.mingw32 b/plugingui/Makefile.mingw32
index d1cd3bc..3a9542a 100644
--- a/plugingui/Makefile.mingw32
+++ b/plugingui/Makefile.mingw32
@@ -3,7 +3,7 @@ include Makefile.am.plugingui
 
 CFLAGS=-DSTANDALONE -DWIN32 -DUSE_THREAD ${PLUGIN_GUI_CFLAGS} \
 										-I$(top_srcdir)/src -I/local/include 
-LDFLAGS=-mconsole -lgdi32 -lsetupapi -lws2_32 -L/local/lib -lpng -lz -pthread
+LDFLAGS=-mconsole -lgdi32 -lsetupapi -lws2_32 -L/local/lib -lz -pthread
 
 C_SOURCES = \
 	$(top_srcdir)/hugin/hugin.c \
@@ -39,6 +39,7 @@ CXX_SOURCES = \
 	$(top_srcdir)/plugingui/progressbar.cc \
 	$(top_srcdir)/plugingui/resource.cc \
 	$(top_srcdir)/plugingui/resource_data.cc \
+	$(top_srcdir)/plugingui/lodepng/lodepng.cpp \
 	$(top_srcdir)/src/thread.cc \
 	$(top_srcdir)/src/semaphore.cc \
 	$(top_srcdir)/src/mutex.cc \
diff --git a/plugingui/directory.cc b/plugingui/directory.cc
index 057aead..d481d24 100644
--- a/plugingui/directory.cc
+++ b/plugingui/directory.cc
@@ -77,7 +77,8 @@ size_t Directory::count()
 
 void Directory::refresh()
 {
-  _files = listFiles(_path);
+  _files = listFiles(_path, DIRECTORY_HIDDEN);
+//  _files = listFiles(_path);
 }
 
 bool Directory::cd(std::string dir)
@@ -128,7 +129,7 @@ std::string Directory::cleanPath(std::string path)
   return Directory::pathToStr(pathlst);  
 }
 
-Directory::EntryList Directory::listFiles(std::string path)
+Directory::EntryList Directory::listFiles(std::string path, unsigned char filter)
 {
   DEBUG(directory, "Listing files in '%s'\n", path.c_str());
 
@@ -149,12 +150,19 @@ Directory::EntryList Directory::listFiles(std::string path)
 
     if(Directory::isRoot(path) && name == "..") continue;
     
+    unsigned char entryinfo = 0;
+    if(isHidden(name)) {
+      entryinfo |= DIRECTORY_HIDDEN;
+    }
+
     std::string entrypath = path;
     entrypath += SEP;
     entrypath += entry->d_name;
     if(Directory::isDir(entrypath)) {
-      if(name == "..") directories.push_back(entry->d_name);
-      else directories.push_back(std::string(SEP) + entry->d_name);
+      if(!(entryinfo && filter)) {
+        if(name == "..") directories.push_back(entry->d_name);
+        else directories.push_back(std::string(SEP) + entry->d_name);
+      }
     }
     else {
       int drumkit_suffix_length = strlen(DRUMKIT_SUFFIX);
@@ -164,7 +172,10 @@ Directory::EntryList Directory::listFiles(std::string path)
         continue;
       }
 
-      files.push_back(entry->d_name);
+
+//      if(!(entryinfo && filter)) {
+        files.push_back(entry->d_name);
+//      }
     }
   }
 
@@ -276,6 +287,20 @@ bool Directory::isDir()
   return isDir(_path);
 }
 
+bool Directory::isDir(std::string path)
+{
+  DEBUG(directory, "Is '%s' dir?\n", path.c_str());
+  struct stat st;
+  if(stat(path.c_str(), &st) == 0) {
+    if((st.st_mode & S_IFDIR) != 0) {
+      DEBUG(directory, "Yes\n");
+      return true;
+    }
+  }
+  DEBUG(directory, "No\n");
+  return false;
+}
+
 bool Directory::fileExists(std::string filename)
 {
   return !isDir(_path + SEP + filename);
@@ -291,18 +316,24 @@ bool Directory::exists(std::string path)
   }
 }
 
-bool Directory::isDir(std::string path)
+bool Directory::isHidden(std::string path) 
 {
-  DEBUG(directory, "Is '%s' dir?\n", path.c_str());
-  struct stat st;
-  if(stat(path.c_str(), &st) == 0) {
-    if((st.st_mode & S_IFDIR) != 0) {
-      DEBUG(directory, "Yes\n");
-      return true;
-    }
+  // TODO: Handle hidden and system files in windows
+#ifdef WIN32
+  return false
+#else
+  unsigned pos = path.find_last_of("/\\");
+  std::string entry = path.substr(pos+1);
+
+  if(entry.size() > 1 &&
+     entry.at(0) == '.' &&
+     entry.at(1) != '.') {
+    return true;
   }
-  DEBUG(directory, "No\n");
-  return false;
+  else {
+    return false;
+  }
+#endif
 }
 
 Directory::Path Directory::parsePath(std::string path_str)
diff --git a/plugingui/directory.h b/plugingui/directory.h
index 50d5fae..04ed3e7 100644
--- a/plugingui/directory.h
+++ b/plugingui/directory.h
@@ -36,6 +36,8 @@
 #include <sys/stat.h>
 #include <unistd.h>
 
+#define DIRECTORY_HIDDEN 1
+
 class Directory {
 
   public:
@@ -70,10 +72,11 @@ class Directory {
     static std::string root();
     static std::string root(std::string path); 
     static std::string cleanPath(std::string path);
-    static Directory::EntryList listFiles(std::string path);
+    static Directory::EntryList listFiles(std::string path, unsigned char filter = 0);
     static bool isRoot(std::string path);
     static Directory::DriveList drives();
     static bool isDir(std::string path);
+    static bool isHidden(std::string entry);
     static bool exists(std::string path);
     static std::string pathDirectory(std::string filepath);
      
diff --git a/src/powerlist.cc b/src/powerlist.cc
index 1888733..6fc77ad 100644
--- a/src/powerlist.cc
+++ b/src/powerlist.cc
@@ -32,6 +32,14 @@
 
 #include <hugin.hpp>
 
+/**
+ * Minimum sample set size.
+ * Smaller means wider 'velocity groups'.
+ * Limited by sample set size, ie. only kicks in if sample set size is smaller
+ * than this number.
+ */
+#define MIN_SAMPLE_SET_SIZE 26
+
 // Enable to calculate power on old samples without power attribute
 //#define AUTO_CALCULATE_POWER
 
@@ -213,8 +221,13 @@ Sample *PowerList::get(level_t level)
 
   float power_span = power_max - power_min;
 
-  // Spread out at most 1.5 samples away from center 
-  float stddev = power_span / samples.size() * 1.5;
+  // Width is limited to at least 10. Fioxes problem with instrument with a
+  //  sample set smaller than MIN_SAMPLE_SET_SIZE.
+  float width = fmax(samples.size(), MIN_SAMPLE_SET_SIZE);
+
+  // Spread out at most ~2 samples away from center if all samples have a
+  // uniform distribution over the power spectrum (which they probably don't).
+  float stddev = power_span / width;
 
   // Cut off mean value with stddev/2 in both ends in order to make room for
   //  downwards expansion on velocity 0 and upwards expansion on velocity 1.