//Display mesh extruded along a curve
public static void DisplayExtrudedMesh(List <InterpolationTransform> transforms, MeshProfile profile)
{
Mesh mesh = ExtrudeMeshAlongCurve.GenerateMesh(transforms, profile, 0.25f);
if (mesh == null)
{
return;
}
//Gizmos.DrawMesh(mesh);
Gizmos.DrawWireMesh(mesh);
//TestAlgorithmsHelpMethods.DisplayMesh(mesh, Color.green);
//TestAlgorithmsHelpMethods.DisplayMeshWithRandomColors(mesh, 0);
//Graphics.DrawMeshNow(mesh, Vector3.zero, Quaternion.identity);
}
//Uses transforms as start and end position, the length of the handles is determines by the z scale of each transform
private void BezierCubicTest_Transform(InterpolationTransform transA, InterpolationTransform transB, float scaleA, float scaleB)
{
MyVector3 posA = transA.position;
MyVector3 posB = transB.position;
//The forward vector should move along from a to b
MyVector3 handleA = posA + transA.Forward * scaleA;
MyVector3 handleB = posB + -transB.Forward * scaleB;
BezierCubic curve = new BezierCubic(posA, posB, handleA, handleB);
//The interpolated values
List <Vector3> positions = new List <Vector3>();
List <float> tValues = new List <float>();
//Loop between 0 and 1 in steps, where 1 step is minimum
//So if steps is 5 then the line will be cut in 5 sections
int steps = 30;
float t_stepSize = 1f / (float)steps;
float t = 0f;
//+1 becuase wa also have to include the first point
for (int i = 0; i < steps + 1; i++)
{
//Debug.Log(t);
MyVector3 interpolatedPos = BezierCubic.GetPosition(posA, posB, handleA, handleB, t);
positions.Add(interpolatedPos.ToVector3());
tValues.Add(t);
t += t_stepSize;
}
//Different orientation algorithms
List <InterpolationTransform> transforms = InterpolationTransform.GetTransforms_InterpolateBetweenUpVectors(curve, tValues, transA.Up, transB.Up);
//List<InterpolationTransform> transforms = InterpolationTransform.GetTransforms_UpRef(curve, tValues, transA.Up);
//List<InterpolationTransform> transforms = InterpolationTransform.GetTransforms_FrenetNormal(curve, tValues);
//List<InterpolationTransform> transforms = InterpolationTransform.GetTransforms_RotationMinimisingFrame(curve, tValues, transA.Up);
//The curve
DisplayInterpolation.DisplayCurve(positions, useRandomColor: true);
//The start and end values and the handle points
DisplayInterpolation.DisplayHandle(handleA.ToVector3(), posA.ToVector3());
DisplayInterpolation.DisplayHandle(handleB.ToVector3(), posB.ToVector3());
//Display transform
DisplayInterpolation.DisplayOrientations(transforms, 1f);
//Mesh
Mesh extrudedMesh = ExtrudeMeshAlongCurve.GenerateMesh(transforms, meshProfile, 0.25f);
if (extrudedMesh != null && displayMeshFilter != null)
{
displayMeshFilter.sharedMesh = extrudedMesh;
}
}