Tests: add more unit tests for Points module

src/Mod/Points/App/PointsAlgos.cpp

@@ -197,6 +197,8 @@ AscReader::AscReader() = default;
 void AscReader::read(const std::string& filename)
 {
     points.load(filename.c_str());
+    this->height = 1;
+    this->width = points.size();
 }
 
 // ----------------------------------------------------------------------------
@@ -546,8 +548,6 @@ PlyReader::PlyReader() = default;
 void PlyReader::read(const std::string& filename)
 {
     clear();
-    this->width = 1;
-    this->height = 0;
 
     Base::FileInfo fi(filename);
     Base::ifstream inp(fi, std::ios::in | std::ios::binary);
@@ -559,6 +559,9 @@ void PlyReader::read(const std::string& filename)
     std::size_t offset = 0;
     Eigen::Index numPoints = Eigen::Index(readHeader(inp, format, offset, fields, types, sizes));
 
+    this->width = numPoints;
+    this->height = 1;
+
     Eigen::MatrixXd data(numPoints, fields.size());
     if (format == "ascii") {
         readAscii(inp, offset, data);
@@ -1021,8 +1024,8 @@ PcdReader::PcdReader() = default;
 void PcdReader::read(const std::string& filename)
 {
     clear();
-    this->width = -1;
-    this->height = -1;
+    this->width = 0;
+    this->height = 1;
 
     Base::FileInfo fi(filename);
     Base::ifstream inp(fi, std::ios::in | std::ios::binary);
@@ -1788,6 +1791,8 @@ void E57Reader::read(const std::string& filename)
         normals = reader.getNormals();
         colors = reader.getColors();
         intensity = reader.getItensity();
+        width = points.size();
+        height = 1;
     }
     catch (const Base::BadFormatError&) {
         throw;

src/Mod/Points/App/PointsAlgos.h

@@ -45,7 +45,7 @@ public:
     static void LoadAscii(PointKernel&, const char* FileName);
 };
 
-class Reader
+class PointsExport Reader
 {
 public:
     Reader();
@@ -76,19 +76,19 @@ protected:
     std::vector<float> intensity;
     std::vector<App::Color> colors;
     std::vector<Base::Vector3f> normals;
-    int width {};
-    int height {};
+    int width {0};
+    int height {1};
     // NOLINTEND
 };
 
-class AscReader: public Reader
+class PointsExport AscReader: public Reader
 {
 public:
     AscReader();
     void read(const std::string& filename) override;
 };
 
-class PlyReader: public Reader
+class PointsExport PlyReader: public Reader
 {
 public:
     PlyReader();
@@ -110,7 +110,7 @@ private:
                     Eigen::MatrixXd& data);
 };
 
-class PcdReader: public Reader
+class PointsExport PcdReader: public Reader
 {
 public:
     PcdReader();
@@ -130,7 +130,7 @@ private:
                     Eigen::MatrixXd& data);
 };
 
-class E57Reader: public Reader
+class PointsExport E57Reader: public Reader
 {
 public:
     E57Reader(bool Color, bool State, double Distance);
@@ -141,7 +141,7 @@ protected:
     double minDistance;
 };
 
-class Writer
+class PointsExport Writer
 {
 public:
     explicit Writer(const PointKernel&);
@@ -171,21 +171,21 @@ protected:
     // NOLINTEND
 };
 
-class AscWriter: public Writer
+class PointsExport AscWriter: public Writer
 {
 public:
     explicit AscWriter(const PointKernel&);
     void write(const std::string& filename) override;
 };
 
-class PlyWriter: public Writer
+class PointsExport PlyWriter: public Writer
 {
 public:
     explicit PlyWriter(const PointKernel&);
     void write(const std::string& filename) override;
 };
 
-class PcdWriter: public Writer
+class PointsExport PcdWriter: public Writer
 {
 public:
     explicit PcdWriter(const PointKernel&);