我目前正在尝试使用其 3D 功能在 JavaFX 中设置全景查看器。我想我的几何结构是正确的（3D 子场景、TriangleMesh 等），但我正在与适当的照明作斗争。我需要的实际上是根本没有照明，只是纹理图像原始颜色的几何正确显示。如果没有指定明确的照明，JavaFX 似乎会引入一些不需要的默认照明，这让我抓狂。
谁能告诉我如何设置材质和光源以及其他相关的东西，如果我根本不想有任何照明，而只是单纯的图像（纹理）颜色？
编辑：这是请求的代码示例。当盒子旋转时，由于照明，您可以清楚地看到盒子的角落。如果您可以关闭照明，这些角落应该会消失。
import javafx.animation.Interpolator;
import javafx.animation.RotateTransition;
import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.PerspectiveCamera;
import javafx.scene.Scene;
import javafx.scene.SubScene;
import javafx.scene.image.Image;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.scene.paint.PhongMaterial;
import javafx.scene.shape.CullFace;
import javafx.scene.shape.DrawMode;
import javafx.scene.shape.MeshView;
import javafx.scene.shape.TriangleMesh;
import javafx.scene.transform.Rotate;
import javafx.stage.Stage;
import javafx.util.Duration;
public class SimplePanoViewer extends Application {
private static final int VIEWPORT_SIZE = 1200;
private static final double MODEL_SCALE_FACTOR = VIEWPORT_SIZE/2;
private static final String textureLoc = "http://www.f-lohmueller.de/pov_tut/backgrnd/im/Cubemap_2_2048x1536.jpg";
private Image texture;
private PhongMaterial texturedMaterial = new PhongMaterial();
private MeshView meshView = loadMeshView();
private MeshView loadMeshView() {
float[] points = {
-0.5f, -0.5f, -0.5f,
-0.5f, +0.5f, -0.5f,
+0.5f, +0.5f, -0.5f,
+0.5f, -0.5f, -0.5f,
-0.5f, -0.5f, +0.5f,
-0.5f, +0.5f, +0.5f,
+0.5f, +0.5f, +0.5f,
+0.5f, -0.5f, +0.5f
};
float TX0 = 0f;
float TX1 = 1f/4f;
float TX2 = 2f/4f;
float TX3 = 3f/4f;
float TX4 = 1f;
float TY0 = 0f;
float TY1 = 1f/3f;
float TY2 = 2f/3f;
float TY3 = 1f;
float[] texCoords = {
TX0, TY1,
TX0, TY2,
TX1, TY2,
TX1, TY3,
TX2, TY3,
TX2, TY2,
TX3, TY2,
TX4, TY2,
TX4, TY1,
TX3, TY1,
TX2, TY1,
TX2, TY0,
TX1, TY0,
TX1, TY1,
};
int[] faces = {
0, 0, 1, 1, 5, 2, 5, 2, 4, 13, 0, 0, // 0
4, 13, 5, 2, 6, 5, 6, 5, 7, 10, 4, 13, // 1
7, 10, 6, 5, 2, 6, 2, 6, 3, 9, 7, 10, // 2
3, 9, 2, 6, 1, 7, 1, 7, 0, 8, 3, 9, // 3
0, 12, 4, 13, 7, 10, 7, 10, 3, 11, 0, 12, // 4
5, 2, 1, 3, 2, 4, 2, 4, 6, 5, 5, 2 // 5
};
TriangleMesh mesh = new TriangleMesh();
mesh.getPoints().setAll(points);
mesh.getTexCoords().setAll(texCoords);
mesh.getFaces().setAll(faces);
return new MeshView(mesh);
}
private Group buildScene() {
meshView.setTranslateX(VIEWPORT_SIZE / 2);
meshView.setTranslateY(VIEWPORT_SIZE / 2 * 9.0 / 16);
meshView.setTranslateZ(-VIEWPORT_SIZE );
meshView.setScaleX(MODEL_SCALE_FACTOR);
meshView.setScaleY(MODEL_SCALE_FACTOR);
meshView.setScaleZ(MODEL_SCALE_FACTOR);
return new Group(meshView);
}
@Override
public void start(Stage stage) {
texture = new Image(textureLoc);
texturedMaterial.setDiffuseMap(texture);
Group group = buildScene();
RotateTransition rotate = rotate3dGroup(group);
meshView.setCullFace(CullFace.NONE);
meshView.setDrawMode(DrawMode.FILL);
rotate.play();
meshView.setMaterial(texturedMaterial);
VBox layout = new VBox(
createScene3D(group)
);
stage.setTitle("Model Viewer");
Scene scene = new Scene(layout, Color.CORNSILK);
stage.setScene(scene);
stage.show();
}
private SubScene createScene3D(Group group) {
SubScene scene3d = new SubScene(group, VIEWPORT_SIZE, VIEWPORT_SIZE * 9.0/16);
scene3d.setFill(Color.rgb(10, 10, 40));
PerspectiveCamera camera = new PerspectiveCamera();
scene3d.setCamera(camera);
return scene3d;
}
private RotateTransition rotate3dGroup(Group group) {
RotateTransition rotate = new RotateTransition(Duration.seconds(30), group);
rotate.setAxis(Rotate.Y_AXIS);
rotate.setFromAngle(0);
rotate.setToAngle(360);
rotate.setInterpolator(Interpolator.LINEAR);
rotate.setCycleCount(RotateTransition.INDEFINITE);
return rotate;
}
public static void main(String[] args) {
launch(args);
}
}
