createCamera method
dynamic
createCamera(
- dynamic relationships
Implementation
createCamera(relationships) {
var model;
var cameraAttribute;
relationships.children.forEach((child) {
var attr = fbxTree.objects["NodeAttribute"][child["ID"]];
if (attr != null) {
cameraAttribute = attr;
}
});
if (cameraAttribute == null) {
model = Object3D();
} else {
var type = 0;
if (cameraAttribute.CameraProjectionType != null && cameraAttribute.CameraProjectionType.value == 1) {
type = 1;
}
var nearClippingPlane = 1;
if (cameraAttribute.NearPlane != null) {
nearClippingPlane = cameraAttribute.NearPlane.value / 1000;
}
var farClippingPlane = 1000;
if (cameraAttribute.FarPlane != null) {
farClippingPlane = cameraAttribute.FarPlane.value / 1000;
}
var width = innerWidth;
var height = innerHeight;
if (cameraAttribute.AspectWidth != null && cameraAttribute.AspectHeight != null) {
width = cameraAttribute.AspectWidth.value;
height = cameraAttribute.AspectHeight.value;
}
var aspect = width / height;
var fov = 45;
if (cameraAttribute.FieldOfView != null) {
fov = cameraAttribute.FieldOfView.value;
}
var focalLength = cameraAttribute.FocalLength ? cameraAttribute.FocalLength.value : null;
switch (type) {
case 0: // Perspective
model = PerspectiveCamera(fov, aspect, nearClippingPlane, farClippingPlane);
if (focalLength != null) model.setFocalLength(focalLength);
break;
case 1: // Orthographic
model =
OrthographicCamera(-width / 2, width / 2, height / 2, -height / 2, nearClippingPlane, farClippingPlane);
break;
default:
print('THREE.FBXLoader: Unknown camera type $type.');
model = Object3D();
break;
}
}
return model;
}