/// Copy constructor from an Ogre simplespline
public CatmullRomSpline3(Mogre.SimpleSpline input)
{
mPoints.resize((int)input.NumPoints);
for (ushort i = 0; i < input.NumPoints; i++)
{
mPoints.push_back(input.GetPoint(i));
}
}
//--------------------------------------------------------------
public void modify()
{
if (mInputTriangleBuffer == null)
{
OGRE_EXCEPT("Exception::ERR_INVALID_STATE", "Input triangle buffer must be set", "__FUNCTION__");
}
;
if (mComputeMode == NormalComputeMode.NCM_TRIANGLE)
{
if (mMustWeldUnweldFirst)
{
new UnweldVerticesModifier().setInputTriangleBuffer(mInputTriangleBuffer).modify();
}
std_vector <int> indices = mInputTriangleBuffer.getIndices();
std_vector <TriangleBuffer.Vertex> vertices = mInputTriangleBuffer.getVertices();
for (int i = 0; i < indices.size(); i += 3)
{
Vector3 v1 = vertices[indices[i]].mPosition;
Vector3 v2 = vertices[indices[i + 1]].mPosition;
Vector3 v3 = vertices[indices[i + 2]].mPosition;
Vector3 n = (v2 - v1).CrossProduct(v3 - v1).NormalisedCopy;
//
//ORIGINAL LINE: vertices[indices[i]].mNormal = n;
vertices[indices[i]].mNormal = (n);
//
//ORIGINAL LINE: vertices[indices[i+1]].mNormal = n;
vertices[indices[i + 1]].mNormal = (n);
//
//ORIGINAL LINE: vertices[indices[i+2]].mNormal = n;
vertices[indices[i + 2]].mNormal = (n);
}
}
else
{
if (mMustWeldUnweldFirst)
{
new WeldVerticesModifier().setInputTriangleBuffer(mInputTriangleBuffer).modify();
}
std_vector <int> indices = mInputTriangleBuffer.getIndices();
std_vector <TriangleBuffer.Vertex> vertices = mInputTriangleBuffer.getVertices();
std_vector <std_vector <Vector3> > tmpNormals = new std_vector <std_vector <Vector3> >();
tmpNormals.resize(vertices.size());
for (int i = 0; i < indices.size(); i += 3)
{
Vector3 v1 = vertices[indices[i]].mPosition;
Vector3 v2 = vertices[indices[i + 1]].mPosition;
Vector3 v3 = vertices[indices[i + 2]].mPosition;
Vector3 n = (v2 - v1).CrossProduct(v3 - v1);
tmpNormals[indices[i]].push_back(n);
tmpNormals[indices[i + 1]].push_back(n);
tmpNormals[indices[i + 2]].push_back(n);
}
for (int i = 0; i < vertices.size(); i++)
{
Vector3 n = (Vector3.ZERO);
for (int j = 0; j < tmpNormals[i].size(); j++)
{
n += tmpNormals[i][j];
}
vertices[i].mNormal = n.NormalisedCopy;
}
}
}
//--------------------------------------------------------------
public void modify() {
if (mInputTriangleBuffer == null)
OGRE_EXCEPT("Exception::ERR_INVALID_STATE", "Input triangle buffer must be set", "__FUNCTION__");
;
if (mComputeMode == NormalComputeMode.NCM_TRIANGLE) {
if (mMustWeldUnweldFirst)
new UnweldVerticesModifier().setInputTriangleBuffer(mInputTriangleBuffer).modify();
std_vector<int> indices = mInputTriangleBuffer.getIndices();
std_vector<TriangleBuffer.Vertex> vertices = mInputTriangleBuffer.getVertices();
for (int i = 0; i < indices.size(); i += 3) {
Vector3 v1 = vertices[indices[i]].mPosition;
Vector3 v2 = vertices[indices[i + 1]].mPosition;
Vector3 v3 = vertices[indices[i + 2]].mPosition;
Vector3 n = (v2 - v1).CrossProduct(v3 - v1).NormalisedCopy;
//
//ORIGINAL LINE: vertices[indices[i]].mNormal = n;
vertices[indices[i]].mNormal = (n);
//
//ORIGINAL LINE: vertices[indices[i+1]].mNormal = n;
vertices[indices[i + 1]].mNormal = (n);
//
//ORIGINAL LINE: vertices[indices[i+2]].mNormal = n;
vertices[indices[i + 2]].mNormal = (n);
}
}
else {
if (mMustWeldUnweldFirst)
new WeldVerticesModifier().setInputTriangleBuffer(mInputTriangleBuffer).modify();
std_vector<int> indices = mInputTriangleBuffer.getIndices();
std_vector<TriangleBuffer.Vertex> vertices = mInputTriangleBuffer.getVertices();
std_vector<std_vector<Vector3>> tmpNormals = new std_vector<std_vector<Vector3>>();
tmpNormals.resize(vertices.size());
for (int i = 0; i < indices.size(); i += 3) {
Vector3 v1 = vertices[indices[i]].mPosition;
Vector3 v2 = vertices[indices[i + 1]].mPosition;
Vector3 v3 = vertices[indices[i + 2]].mPosition;
Vector3 n = (v2 - v1).CrossProduct(v3 - v1);
tmpNormals[indices[i]].push_back(n);
tmpNormals[indices[i + 1]].push_back(n);
tmpNormals[indices[i + 2]].push_back(n);
}
for (int i = 0; i < vertices.size(); i++) {
Vector3 n = (Vector3.ZERO);
for (int j = 0; j < tmpNormals[i].size(); j++)
n += tmpNormals[i][j];
vertices[i].mNormal = n.NormalisedCopy;
}
}
}