void BuildTetraHedraCube(DemoEntityManager* const scene, int materialID)
{
dFloat mass = 5.0f;
NewtonWorld* const world = scene->GetNewton();
NewtonMesh* const tetraCube = NewtonMeshCreate(scene->GetNewton());
NewtonMeshBeginBuild(tetraCube);
BuildTetraSolidBlock(tetraCube, 2, 2, 15, 0.5f, 0.5f, 0.5f);
NewtonMeshEndBuild(tetraCube);
dMatrix aligmentUV(dGetIdentityMatrix());
int material = LoadTexture("smilli.tga");
NewtonMeshApplyBoxMapping(tetraCube, material, material, material, &aligmentUV[0][0]);
NewtonMeshCalculateVertexNormals(tetraCube, 60.0f * dDegreeToRad);
// make a deformable collision mesh
NewtonCollision* const deformableCollision = NewtonCreateDeformableSolid(world, tetraCube, materialID);
//create a rigid body with a deformable mesh
m_body = CreateRigidBody(scene, mass, deformableCollision);
// create the soft body mesh
DemoMesh* const mesh = new TetrahedraSoftMesh(scene, tetraCube, m_body);
SetMesh(mesh, dGetIdentityMatrix());
// do not forget to destroy this objects, else you get bad memory leaks.
mesh->Release ();
NewtonDestroyCollision(deformableCollision);
NewtonMeshDestroy(tetraCube);
}
NewtonMesh* DemoMesh::CreateNewtonMesh(NewtonWorld* const world, const dMatrix& meshMatrix)
{
NewtonMesh* const mesh = NewtonMeshCreate(world);
NewtonMeshBeginBuild (mesh);
dMatrix rotation ((meshMatrix.Inverse4x4()).Transpose4X4());
for (dListNode* node = GetFirst(); node; node = node->GetNext()) {
DemoSubMesh& segment = node->GetInfo();
for (int i = 0; i < segment.m_indexCount; i += 3) {
NewtonMeshBeginFace(mesh);
for (int j = 0; j < 3; j ++) {
int index = segment.m_indexes[i + j];
dVector p (meshMatrix.TransformVector(dVector (m_vertex[index * 3 + 0], m_vertex[index * 3 + 1], m_vertex[index * 3 + 2], 0.0f)));
dVector n (rotation.RotateVector(dVector (m_normal[index * 3 + 0], m_normal[index * 3 + 1], m_normal[index * 3 + 2], 0.0f)));
dAssert ((n.DotProduct3(n)) > 0.0f);
n = n.Scale (1.0f / dSqrt (n.DotProduct3(n)));
NewtonMeshAddPoint(mesh, p.m_x, p.m_y, p.m_z);
NewtonMeshAddNormal(mesh, n.m_x, n.m_y, n.m_z);
NewtonMeshAddMaterial(mesh, segment.m_textureHandle);
NewtonMeshAddUV0(mesh, m_uv[index * 2 + 0], m_uv[index * 2 + 1]);
}
NewtonMeshEndFace(mesh);
// NewtonMeshAddFace(mesh, 3, &point[0][0], sizeof (point) / 3, segment.m_textureHandle);
}
}
NewtonMeshEndBuild(mesh);
return mesh;
}
NewtonMesh* CreateCollisionTreeDoubleFaces (NewtonWorld* world, NewtonCollision* optimizedDoubelFacesTree)
{
NewtonMesh* mesh = NewtonMeshCreate(world);
dMatrix matrix (dGetIdentityMatrix());
NewtonMeshBeginBuild(mesh);
NewtonCollisionForEachPolygonDo (optimizedDoubelFacesTree, &matrix[0][0], ExtrudeFaces, mesh);
NewtonMeshEndBuild(mesh);
return mesh;
}
void dMeshNodeInfo::EndBuild ()
{
NewtonMeshEndBuild(m_mesh);
}