1. A concise explanation of the problem you're experiencing.
the material of polygon has a problem that is mirrored of the images
2. A minimal code example. If you've found a bug, this helps us reproduce and repair it.
var redPolygon = viewer.entities.add({
name : 'Red polygon on surface',
polygon : {
hierarchy : Cesium.Cartesian3.fromDegreesArrayHeights([115.0, 37.0,100000,
102.0, 35.0,400000,
102.0, 31.0,6000,
115.0, 32.0,400000
]),
perPositionHeight: true,
material : '../images/Cesium_Logo_Color.jpg'
}
});
3. Context. Why do you need to do this? We might know a better way to accomplish your goal.
i want to display images normally
4. The Cesium version you're using, your operating system and browser.
cesium 1.50 chrome