| public getVertices ( int divisions ) : Vertices | ||
| divisions | int | Number of divisions between each control point. |
| return | Vertices | |
/// <summary>
/// Convert a closed path into a polygon.
/// Convex decomposition is automatically performed.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="body">The body.</param>
/// <param name="density">The density.</param>
/// <param name="subdivisions">The subdivisions.</param>
public static void convertPathToPolygon( Path path, Body body, float density, int subdivisions )
{
if( !path.isClosed )
throw new Exception( "The path must be closed to convert to a polygon." );
var verts = path.getVertices( subdivisions );
var decomposedVerts = Triangulate.convexPartition( new Vertices( verts ), TriangulationAlgorithm.Bayazit );
foreach( Vertices item in decomposedVerts )
{
body.createFixture( new PolygonShape( item, density ) );
}
}
/// <summary>
/// Convert a closed path into a polygon.
/// Convex decomposition is automatically performed.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="body">The body.</param>
/// <param name="density">The density.</param>
/// <param name="subdivisions">The subdivisions.</param>
public static void convertPathToPolygon(Path path, Body body, float density, int subdivisions)
{
if (!path.isClosed)
{
throw new Exception("The path must be closed to convert to a polygon.");
}
var verts = path.getVertices(subdivisions);
var decomposedVerts = Triangulate.convexPartition(new Vertices(verts), TriangulationAlgorithm.Bayazit);
foreach (Vertices item in decomposedVerts)
{
body.createFixture(new PolygonShape(item, density));
}
}
//Contributed by Matthew Bettcher
/// <summary>
/// Convert a path into a set of edges and attaches them to the specified body.
/// Note: use only for static edges.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="body">The body.</param>
/// <param name="subdivisions">The subdivisions.</param>
public static void convertPathToEdges( Path path, Body body, int subdivisions )
{
var verts = path.getVertices( subdivisions );
if( path.isClosed )
{
var chain = new ChainShape( verts, true );
body.createFixture( chain );
}
else
{
for( int i = 1; i < verts.Count; i++ )
{
body.createFixture( new EdgeShape( verts[i], verts[i - 1] ) );
}
}
}
//Contributed by Matthew Bettcher
/// <summary>
/// Convert a path into a set of edges and attaches them to the specified body.
/// Note: use only for static edges.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="body">The body.</param>
/// <param name="subdivisions">The subdivisions.</param>
public static void convertPathToEdges(Path path, Body body, int subdivisions)
{
var verts = path.getVertices(subdivisions);
if (path.isClosed)
{
var chain = new ChainShape(verts, true);
body.createFixture(chain);
}
else
{
for (int i = 1; i < verts.Count; i++)
{
body.createFixture(new EdgeShape(verts[i], verts[i - 1]));
}
}
}
