Source code
Revision control
Copy as Markdown
Other Tools
// assert_equals can fail when comparing floats due to precision errors, so
// use assert_approx_equals with this constant instead
const FLOAT_EPSILON = 0.001;
// Identity matrix
const IDENTITY_MATRIX = [1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1];
const IDENTITY_TRANSFORM = {
position: [0, 0, 0],
orientation: [0, 0, 0, 1],
};
// A valid pose matrix/transform for when we don't care about specific values
// Note that these two should be identical, just different representations
const VALID_POSE_MATRIX = [0, 1, 0, 0,
0, 0, 1, 0,
1, 0, 0, 0,
1, 1, 1, 1];
const VALID_POSE_TRANSFORM = {
position: [1, 1, 1],
orientation: [0.5, 0.5, 0.5, 0.5]
};
const VALID_PROJECTION_MATRIX =
[1, 0, 0, 0, 0, 1, 0, 0, 3, 2, -1, -1, 0, 0, -0.2, 0];
// This is a decomposed version of the above.
const VALID_FIELD_OF_VIEW = {
upDegrees: 71.565,
downDegrees: -45,
leftDegrees:-63.4349,
rightDegrees: 75.9637
};
// A valid input grip matrix for when we don't care about specific values
const VALID_GRIP = [1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
4, 3, 2, 1];
const VALID_GRIP_TRANSFORM = {
position: [4, 3, 2],
orientation: [0, 0, 0, 1]
};
// A valid input pointer offset for when we don't care about specific values
const VALID_POINTER = [1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, 1, 1];
const VALID_POINTER_TRANSFORM = {
position: [0, 0, 1],
orientation: [0, 0, 0, 1]
};
// A Valid Local to floor matrix/transform for when we don't care about specific
// values. Note that these should be identical, just different representations.
const VALID_FLOOR_ORIGIN_MATRIX = [1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
1, 1.65, -1, 1];
const VALID_FLOOR_ORIGIN = {
position: [-1.0, -1.65, 1.0],
orientation: [0, 0, 0, 1]
};
const VALID_BOUNDS = [
{ x: 3.0, z: -2.0 },
{ x: 3.5, z: 0.0 },
{ x: 3.0, z: 2.0 },
{ x: -3.0, z: 2.0 },
{ x: -3.5, z: 0.0 },
{ x: -3.0, z: -2.0 }
];
const VALID_RESOLUTION = {
width: 200,
height: 200
};
const LEFT_OFFSET = {
position: [-0.1, 0, 0],
orientation: [0, 0, 0, 1]
};
const RIGHT_OFFSET = {
position: [0.1, 0, 0],
orientation: [0, 0, 0, 1]
};
const FIRST_PERSON_OFFSET = {
position: [0, 0.1, 0],
orientation: [0, 0, 0, 1]
};
const VALID_VIEWS = [{
eye:"left",
projectionMatrix: VALID_PROJECTION_MATRIX,
viewOffset: LEFT_OFFSET,
resolution: VALID_RESOLUTION
}, {
eye:"right",
projectionMatrix: VALID_PROJECTION_MATRIX,
viewOffset: RIGHT_OFFSET,
resolution: VALID_RESOLUTION
},
];
const VALID_SECONDARY_VIEWS = [{
eye: "none",
projectionMatrix: VALID_PROJECTION_MATRIX,
viewOffset: FIRST_PERSON_OFFSET,
resolution: VALID_RESOLUTION,
isFirstPersonObserver: true
}
];
const NON_IMMERSIVE_VIEWS = [{
eye: "none",
projectionMatrix: VALID_PROJECTION_MATRIX,
viewOffset: IDENTITY_TRANSFORM,
resolution: VALID_RESOLUTION,
}
];
const ALL_FEATURES = [
'viewer',
'local',
'local-floor',
'bounded-floor',
'unbounded',
'hit-test',
'dom-overlay',
'light-estimation',
'anchors',
'depth-sensing',
'secondary-views',
'camera-access',
'layers'
];
const TRACKED_IMMERSIVE_DEVICE = {
supportsImmersive: true,
supportedModes: [ "inline", "immersive-vr"],
views: VALID_VIEWS,
secondaryViews: VALID_SECONDARY_VIEWS,
viewerOrigin: IDENTITY_TRANSFORM,
supportedFeatures: ALL_FEATURES,
environmentBlendMode: "opaque",
interactionMode: "world-space"
};
const IMMERSIVE_AR_DEVICE = {
supportsImmersive: true,
supportedModes: [ "inline", "immersive-ar"],
views: VALID_VIEWS,
viewerOrigin: IDENTITY_TRANSFORM,
supportedFeatures: ALL_FEATURES,
environmentBlendMode: "additive",
interactionMode: "screen-space"
};
const VALID_NON_IMMERSIVE_DEVICE = {
supportsImmersive: false,
supportedModes: ["inline"],
views: NON_IMMERSIVE_VIEWS,
viewerOrigin: IDENTITY_TRANSFORM,
supportedFeatures: ALL_FEATURES,
environmentBlendMode: "opaque",
interactionMode: "screen-space"
};
const VALID_CONTROLLER = {
handedness: "none",
targetRayMode: "tracked-pointer",
pointerOrigin: VALID_POINTER_TRANSFORM,
profiles: []
};
const RIGHT_CONTROLLER = {
handedness: "right",
targetRayMode: "tracked-pointer",
pointerOrigin: VALID_POINTER_TRANSFORM,
profiles: []
};
const SCREEN_CONTROLLER = {
handedness: "none",
targetRayMode: "screen",
pointerOrigin: VALID_POINTER_TRANSFORM,
profiles: []
};
const DEFAULT_FEATURES = {
"inline": ["viewer"],
"immersive-vr": ["viewer", "local"],
"immersive-ar": ["viewer", "local"],
};