Mesh::Mesh(Point3 *vertices_, Vector3 *vertexNormals_,
int nI_, int nJ_, bool wrapI_, bool wrapJ_)
: nI(nI_), nJ(nJ_), wrapI(wrapI_), wrapJ(wrapJ_)
{
nVertices = nI * nJ;
vertices = new Point3[nVertices];
vertexNormals = new Vector3[nVertices];
for (int i = 0; i < nVertices; i++) {
vertices[i] = vertices_[i];
vertexNormals[i] = vertexNormals_[i];
}
// This enforces our requirement for distinct mesh points and thus
// prevents later trouble.
assert(pointsAreDistinct());
createVertexIndices();
createFaceNormals();
allocateBuffers();
//
// Since we're handling transforms in the vertex shader, we only
// need to download the buffers once, here in the constructor,
// rather than in Mesh::render().
//
updateBuffers();
}
AutoTriangleMesh<PointType>::AutoTriangleMesh(const AutoTriangleMesh<PointType>::BaseMesh& source)
:BaseMesh(source)
{
/* Polygon mesh is already created; now triangulate it: */
triangulateAllFaces();
/* Number all vertices: */
createVertexIndices();
}
AutoTriangleMesh<PointType>::AutoTriangleMesh(int numPoints,const InputPointType* points,const int* vertexIndices,int numSharpEdges,const int* sharpEdgeIndices)
:BaseMesh(numPoints,points,vertexIndices,numSharpEdges,sharpEdgeIndices)
{
/* Polygon mesh is already created; now triangulate it: */
triangulateAllFaces();
/* Number all vertices: */
createVertexIndices();
}
AutoTriangleMesh<PointType>& AutoTriangleMesh<PointType>::operator=(const AutoTriangleMesh<PointType>::BaseMesh& source)
{
if(this!=&source)
{
/* Copy polygon mesh: */
*this=source;
/* Polygon mesh is already created; now triangulate it: */
triangulateAllFaces();
/* Number all vertices: */
createVertexIndices();
}
return *this;
}
