Add initial prototype.

3-mid/physics/implement/box2d/source/c/box2d-shape.cpp

@@ -0,0 +1,186 @@
+#include "box2d-shape.h"
+#include "box2d-space.h"
+
+#include <box2d/box2d.h>
+
+
+
+extern "C"
+{
+
+/////////
+//  Forge
+//
+
+
+void
+b2d_free_Shape (Shape*       Self)
+{
+  b2Shape*   the_Shape = (b2Shape*) Self;
+
+  delete (the_Shape);
+}
+
+
+
+
+Shape*
+b2d_new_Circle (Real   Radius)
+{
+  b2CircleShape*   Self = new b2CircleShape();
+
+  Self->m_radius = Radius;
+  return (Shape*) Self;
+}
+
+
+
+Shape*
+b2d_new_Polygon (Vector_2   Vertices[],
+                 int        vertex_Count)
+{
+  b2PolygonShape*   Self = new b2PolygonShape();
+  b2Vec2            Verts [vertex_Count];
+
+  for (int i = 0;  i < vertex_Count;  i++)
+    {
+      Verts [i] = b2Vec2 (Vertices [i].x,
+			  Vertices [i].y);
+    }
+
+    //  Self->Set (Verts, vertex_Count);
+    Self->SetAsBox (Verts [2].x, Verts [2].y);
+
+  return (Shape*) Self;
+}
+
+
+
+
+Shape*
+b2d_new_Box (Vector_3*   half_Extents)
+{
+  return 0;
+}
+
+
+
+Shape*
+b2d_new_Capsule (Vector_2*   Radii,
+                 Real        Height)
+{
+  return 0;
+}
+
+
+
+Shape*
+b2d_new_Cone (Real   Radius,
+              Real   Height)
+{
+  return 0;
+}
+
+
+
+Shape*
+b2d_new_convex_Hull (Vector_3     Points[],
+                     int          point_Count)
+{
+  return 0;
+}
+
+
+
+Shape*
+b2d_new_Cylinder (Vector_3*   half_Extents)
+{
+  return 0;
+}
+
+
+
+
+Shape*
+b2d_new_Heightfield (int         Width,
+                     int         Depth,
+                     Real        Heights[],
+                     Real        min_Height,
+                     Real        max_Height,
+                     Vector_3*   Scale)
+{
+  return 0;
+}
+
+
+
+
+Shape*
+b2d_new_multiSphere (Vector_3*   Positions,
+                     Real*       Radii,
+                     int         sphere_Count)
+{
+  return 0;
+}
+
+
+
+
+Shape*
+b2d_new_Plane (Vector_3*   Normal,
+               Real       Offset)
+{
+  return 0;
+}
+
+
+
+Shape*
+b2d_new_Sphere (Real   Radius)
+{
+  Shape*   Self = 0;
+  return Self;
+}
+
+
+
+
+//////////////
+//  Attributes
+//
+
+void
+b2d_shape_Scale_is (Shape*   Self,   Vector_2   Now)
+{
+  return;
+
+  b2Shape*   the_Shape = (b2Shape*) Self;
+
+  if (the_Shape->GetType() == b2Shape::e_circle)
+    {
+       the_Shape->m_radius = Now.x / 2.0;
+    }
+  else if (the_Shape->GetType() == b2Shape::e_polygon)
+    {
+      // todo
+    }
+}
+
+
+
+
+void*
+b2d_Shape_user_Data      (Shape*   Self)
+{
+  return 0;
+}
+
+
+void
+b2d_Shape_user_Data_is   (Shape*   Self,   void*   Now)
+{
+  // todo
+}
+
+
+} // extern "C"