ArtifactForms/MeshLibCore

package mesh.util;

import math.Mathf;
import math.Matrix3f;
import math.Vector3f;
import mesh.Face3D;
import mesh.Mesh3D;
import mesh.modifier.ExtrudeModifier;

@Deprecated
public class Mesh3DUtil {

    @Deprecated
    public static float perimeter(Mesh3D mesh, Face3D face) {
        float perimeter = 0;
        for (int i = 0; i < face.indices.length - 2; i++) {
            i++;
            Vector3f v0 = mesh.getVertexAt(face.indices[i]);
            Vector3f v1 = mesh.getVertexAt(face.indices[i + 1]);
            perimeter += v0.distance(v1);
        }
        return perimeter;
    }

    @Deprecated
    private static void scaleFace(Mesh3D mesh, Face3D face, float scale) {
        Vector3f center = mesh.calculateFaceCenter(face);
        for (int i = 0; i < face.indices.length; i++) {
            Vector3f v = mesh.vertices.get(face.indices[i]);
            v.subtractLocal(center).multLocal(scale).addLocal(center);
        }
    }

    @Deprecated
    public static void scaleFaceAt(Mesh3D mesh, int index, float scale) {
        Face3D f = mesh.faces.get(index);
        scaleFace(mesh, f, scale);
    }

    @Deprecated
    public static void rotateFaceX(Mesh3D mesh, Face3D face, float a) {
        Matrix3f m = new Matrix3f(1, 0, 0, 0, Mathf.cos(a), -Mathf.sin(a), 0, Mathf.sin(a), Mathf.cos(a));

        for (int i = 0; i < face.indices.length; i++) {
            Vector3f v = mesh.vertices.get(face.indices[i]);
            Vector3f v0 = v.mult(m);
            v.set(v.getX(), v0.getY(), v0.getZ());
        }
    }

    @Deprecated
    public static void rotateFaceY(Mesh3D mesh, Face3D face, float a) {
        Matrix3f m = new Matrix3f(Mathf.cos(a), 0, Mathf.sin(a), 0, 1, 0, -Mathf.sin(a), 0, Mathf.cos(a));

        for (int i = 0; i < face.indices.length; i++) {
            Vector3f v = mesh.vertices.get(face.indices[i]);
            Vector3f v0 = v.mult(m);
            v.set(v0.getX(), v.getY(), v0.getZ());
        }
    }

    @Deprecated
    public static void rotateFaceZ(Mesh3D mesh, Face3D face, float a) {
        Matrix3f m = new Matrix3f(Mathf.cos(a), -Mathf.sin(a), 0, Mathf.sin(a), Mathf.cos(a), 0, 0, 0, 1);

        for (int i = 0; i < face.indices.length; i++) {
            Vector3f v = mesh.vertices.get(face.indices[i]);
            Vector3f v0 = v.mult(m);
            v.set(v0.getX(), v0.getY(), v.getZ());
        }
    }

    /**
     * @deprecated Use {@link ExtrudeModifier} instead.
     */
    @Deprecated
    public static void extrudeFace(Mesh3D mesh, Face3D face, float scale, float amount) {
        ExtrudeModifier modifier = new ExtrudeModifier();
        modifier.setScale(scale);
        modifier.setAmount(amount);
        modifier.modify(mesh, face);
    }

}