我目前正在开发一个 AR 项目,该项目基于 GoblinXNA 提供的原始“Tutorial 8 - Marker Tracking”程序。我玩过它,并用我自己的一些设计替换了模型,保存为 .fbx 格式。我遇到的问题是 .Diffuse 扩展名正在用红色替换模型的原始颜色;改变颜色没有区别,只改变颜色,不允许我拥有模型的原始外观,并且删除 .Diffuse 代码行只会使模型变成灰色和黑色的阴影(我猜这是用 CreateLights() 方法做吗?)
无论如何,这里是对象的代码;任何帮助将非常感激!
ModelLoader mLoader = new ModelLoader(); //self explanatory
Model flagModel = (Model)mLoader.Load("", "FlagModelAsset2");
flagNode = new GeometryNode("FlagModelAsset2");
flagNode.Model = flagModel;
flagNode.AddToPhysicsEngine = true;
flagNode.Physics.Shape = ShapeType.Box;
flagNode.Model.ShadowAttribute = ShadowAttribute.ReceiveCast;
flagNode.Model.Shader = new SimpleShadowShader(scene.ShadowMap);
//TransformNode flagTransNode = new TransformNode();
//flagTransNode.Translation = new Vector3(0, 0, 0); //position of flag
//flagTransNode.Scale = new Vector3(1f, 1f, 1f); //size of flag
toolbarMarkerNode = new MarkerNode(scene.MarkerTracker, "ALVARToolbar.xml");
Material flagMaterial = new Material();
flagMaterial.Diffuse = new Vector4(0.5f, 2, 0, 1); //colour of flag
flagMaterial.Specular = Color.White.ToVector4();
flagMaterial.SpecularPower = 10;
flagNode.Material = flagMaterial;
groundMarkerNode.AddChild(flagNode);
scene.RootNode.AddChild(toolbarMarkerNode);
//flagNode.AddChild(flagTransNode);
NewtonPhysics.CollisionPair pair = new NewtonPhysics.CollisionPair(flagNode.Physics, sphereNode.Physics);
((NewtonPhysics)scene.PhysicsEngine).AddCollisionCallback(pair, BoxSphereCollision);
}