Add some geometry and mesh.

src/CMakeLists.txt

@@ -3,6 +3,7 @@ add_subdirectory(compression)
 add_subdirectory(database)
 add_subdirectory(network)
 add_subdirectory(geometry)
+add_subdirectory(mesh)
 add_subdirectory(audio)
 add_subdirectory(fonts)
 add_subdirectory(image)

src/geometry/CMakeLists.txt

@@ -8,10 +8,12 @@ list(APPEND geometry_LIB_INCLUDES
         Grid.cpp
         Line.h
         Line.cpp
+        LineSegment.cpp
         Path.h
         Path.cpp
         Point.h
         Point.cpp
+        Quad.cpp
         Rectangle.h
         Rectangle.cpp
         Triangle.h

src/geometry/LineSegment.cpp

@@ -0,0 +1,28 @@
+#include "LineSegment.h"
+
+LineSegment::LineSegment(PointPtr p0, PointPtr p1)
+    : mP0(p0),
+      mP1(p1)
+{
+
+}
+
+std::shared_ptr<LineSegment> LineSegment::Create(PointPtr p0, PointPtr p1)
+{
+    return std::make_shared<LineSegment>(p0, p1);
+}
+
+double LineSegment::getLength() const
+{
+    return mP0->getDistance(mP1.get());
+}
+
+Point* LineSegment::getPoint0() const
+{
+    return mP0.get();
+}
+
+Point* LineSegment::getPoint1() const
+{
+    return mP1.get();
+}

src/geometry/LineSegment.h

@@ -0,0 +1,27 @@
+#pragma once
+
+#include "AbstractGeometricItem.h"
+#include "Point.h"
+
+class LineSegment : public AbstractGeometricItem
+{
+public:
+    LineSegment(PointPtr p0, PointPtr p1);
+
+    static std::shared_ptr<LineSegment> Create(PointPtr p0, PointPtr p1);
+
+    double getLength() const;
+
+    Point* getPoint0() const;
+
+    Point* getPoint1() const;
+
+    void Sample(Grid* grid) const
+    {
+
+    }
+
+private:
+    PointPtr mP0;
+    PointPtr mP1;
+};

src/geometry/Point.cpp

@@ -1,9 +1,8 @@
 #include "Point.h"
 
-
 Point::Point(double x, double y)
-	: mX(x),
-	  mY(y)
+    : mX(x),
+      mY(y)
 {
 }
 
@@ -11,8 +10,37 @@ Point::~Point()
 {
 };
 
-
 std::shared_ptr<Point> Point::Create(double x, double y)
 {
-	return std::make_shared<Point>(x, y);
+    return std::make_shared<Point>(x, y);
+}
+
+double Point::getX() const
+{
+    return mX;
+}
+
+double Point::getY() const
+{
+    return mY;
+}
+
+double Point::getDistance(const Point& point) const
+{
+    return std::sqrt(mX*point.getX() + mY*point.getY());
+}
+
+double Point::getDistance(Point* point) const
+{
+    return std::sqrt(mX*point->getX() + mY*point->getY());
+}
+
+double Point::getDeltaX(const Point& point) const
+{
+    return point.getX() - mX;
+}
+
+double Point::getDeltaY(const Point& point) const
+{
+    return point.getY() - mY;
 }

src/geometry/Point.h

@@ -11,37 +11,24 @@ public:
 
     ~Point();
 
-    std::shared_ptr<Point> Create(double x, double y);
+    static std::shared_ptr<Point> Create(double x, double y);
 
-    double GetX() const
-    {
-        return mX;
-    }
+    double getX() const;
 
-    double GetY() const
-    {
-        return mY;
-    }
+    double getY() const;
 
-    double GetDistance(const Point& point) const
-    {
-        return std::sqrt(mX*point.GetX() + mY*point.GetY());
-    }
+    double getDistance(const Point& point) const;
 
-    double GetDeltaX(const Point& point) const
-    {
-        return point.GetX() - mX;
-    }
+    double getDistance(Point* point) const;
 
-    double GetDeltaY(const Point& point) const
-    {
-        return point.GetY() - mY;
-    }
+    double getDeltaX(const Point& point) const;
+
+    double getDeltaY(const Point& point) const;
 
 private:
-
-    double mX;
-    double mY;
+    double mX{0};
+    double mY{0};
+    double mZ{0};
 };
 
 using PointPtr = std::shared_ptr<Point>;

src/geometry/Rectangle.h

@@ -26,12 +26,12 @@ public:
 
     double GetHeight() const
     {
-        return mBottomLeft.GetDeltaY(mTopRight);
+        return mBottomLeft.getDeltaY(mTopRight);
     }
 
     double GetWidth() const
     {
-        return mBottomLeft.GetDeltaX(mTopRight);
+        return mBottomLeft.getDeltaX(mTopRight);
     }
 
 private:

src/mesh/CMakeLists.txt

@@ -0,0 +1,13 @@
+list(APPEND mesh_LIB_INCLUDES 
+        AbstractMesh.cpp
+        Edge.cpp
+        Face.cpp
+        QuadMesh.cpp
+        TriMesh.cpp)
+        
+
+# add the library
+add_library(mesh SHARED ${mesh_LIB_INCLUDES})
+
+set_target_properties( mesh PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS ON )                          
+set_property(TARGET mesh PROPERTY FOLDER src)

test/graphics/TestRasterizer.cpp

@@ -5,9 +5,16 @@
 #include "DrawingContext.h"
 #include "Grid.h"
 #include "Rasterizer.h"
+#include "LineSegment.h"
+#include "Point.h"
 
 int main()
 {
     DrawingManager manager;
+    manager.InitalizeSurface(200, 200);
+    manager.InitializeContext();
+
+    auto line = LineSegment::Create(Point::Create(10.0, 10.0), Point::Create(190.0, 190.0));
+
     return 0;
 }