init

.gitea/workflows/build.yaml

@@ -0,0 +1,42 @@
+# This starter workflow is for a CMake project running on a single platform. There is a different starter workflow if you need cross-platform coverage.
+# See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-multi-platform.yml
+name: CMake on a single platform
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+env:
+  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
+  BUILD_TYPE: Release
+
+jobs:
+  build:
+    runs-on: archlinux
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Stop previous server if running
+      run: ~/stop.sh fourier || echo service was not started
+
+    - name: clear old installation
+      run: xargs rm < ~/build/install_manifest.txt || echo previous installation not found
+      
+    - name: clear old builddir
+      run: rm -rf ~/build || echo previous installation not found 
+
+    - name: Configure CMake
+      run: cmake -B ~/build -DCMAKE_INSTALL_PREFIX=~/.local
+
+    - name: Build
+      run: cmake --build ~/build
+      
+    - name: install
+      run: make -C ~/build install
+      
+    - name: Start server
+      run: ~/start.sh fourier
+

.gitignore

@@ -0,0 +1,74 @@
+# This file is used to ignore files which are generated
+# ----------------------------------------------------------------------------
+build
+*~
+*.autosave
+*.a
+*.core
+*.moc
+*.o
+*.obj
+*.orig
+*.rej
+*.so
+*.so.*
+*_pch.h.cpp
+*_resource.rc
+*.qm
+.#*
+*.*#
+core
+!core/
+tags
+.DS_Store
+.directory
+*.debug
+Makefile*
+*.prl
+*.app
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+Thumbs.db
+*.res
+*.rc
+/.qmake.cache
+/.qmake.stash
+
+# qtcreator generated files
+*.pro.user*
+CMakeLists.txt.user*
+
+# xemacs temporary files
+*.flc
+
+# Vim temporary files
+.*.swp
+
+# Visual Studio generated files
+*.ib_pdb_index
+*.idb
+*.ilk
+*.pdb
+*.sln
+*.suo
+*.vcproj
+*vcproj.*.*.user
+*.ncb
+*.sdf
+*.opensdf
+*.vcxproj
+*vcxproj.*
+
+# MinGW generated files
+*.Debug
+*.Release
+
+# Python byte code
+*.pyc
+
+# Binaries
+# --------
+*.dll
+*.exe
+

src/MyApplication.cpp

@@ -53,32 +53,18 @@ public:
             data_.clear();
             data_.reserve(rowCount());
 
-            vector<double> vals;
-            vals.reserve( discreteModel->rowCount());
-
-            double first_positive = DBL_MAX;
-            for(int i = 0; i <  discreteModel->rowCount(); i++) {
-                auto v = discreteModel->data(i, 1);
-                vals.push_back(v);
-
-                if ( abs(vals[i]) > 0 && abs(vals[i]) < first_positive )
-                    first_positive = abs(vals[i]);
-            }
-
             for ( int k = 0; k < rowCount(); k++ ) {
-                if ( first_positive > 0 ) {
                 double x = 0,
                        y = 0;
                 for ( int n = 0; n < discreteModel->rowCount(); n++ ) {
                     double e = 2*M_PI*k*n/discreteModel->rowCount();
-                        double x = vals[n] / first_positive;
+                    double v = discreteModel->data(n, 1);;
 
-                        x+=x*cos(e);
+                    x+=v*cos(e);
-                        y-=x*sin(e);
+                    y-=v*sin(e);
                 }
 
-                    data_[k] = {sqrt(x*x+y*y), atan2(y,x)};
+                data_[k] = {sqrt(x*x+y*y)/rowCount(), atan2(y,x)};
-                } else data_[k] = {0,0};
             }
 
             changed().emit();
@@ -86,7 +72,6 @@ public:
     }
 
     virtual double data(int row, int column) const override {
-        //double x = row/(2*M_PI);
         switch ( column ) {
         case 0: return row;
         case 1: return data_[row].first;