diff --git a/demos/goat.mp3 b/demos/goat.mp3
new file mode 100644
index 0000000..806871a
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diff --git a/demos/missing-goat.html b/demos/missing-goat.html
new file mode 100644
index 0000000..c258b7b
--- /dev/null
+++ b/demos/missing-goat.html
@@ -0,0 +1,78 @@
+
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diff --git a/demos/setup.js b/demos/setup.js
index d28e8d8..a4dabf6 100644
--- a/demos/setup.js
+++ b/demos/setup.js
@@ -17,6 +17,7 @@ export async function createViewer(container) {
homeButton: false,
fullscreenButton: false,
scene3DOnly: true,
+ requestRenderMode: true,
baseLayer: new Cesium.ImageryLayer(
new Cesium.UrlTemplateImageryProvider({
url: "https://wmts.geo.admin.ch/1.0.0/ch.swisstopo.swissimage/default/current/3857/{z}/{x}/{y}.jpeg",
@@ -37,9 +38,9 @@ export async function createViewer(container) {
viewer.scene.fog.minimumBrightness = 0.03 * 10;
viewer.camera.flyTo({
- destination: Cesium.Cartesian3.fromDegrees(7.863775, 46.686447, 1200),
+ destination: Cesium.Cartesian3.fromDegrees(7.863775, 46.686447, 1000),
orientation: {
- heading: Cesium.Math.toRadians(25.0),
+ heading: Math.PI,
pitch: 0.0,
},
duration: 0,
diff --git a/packages/cesium-audio/LICENSE b/packages/cesium-audio/LICENSE
new file mode 100644
index 0000000..1d3bc0e
--- /dev/null
+++ b/packages/cesium-audio/LICENSE
@@ -0,0 +1,29 @@
+BSD 3-Clause License
+
+Copyright (c) 2020-present, camptocamp SA
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+3. Neither the name of the copyright holder nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/packages/cesium-audio/cesium-audio.js b/packages/cesium-audio/cesium-audio.js
new file mode 100644
index 0000000..7916d6b
--- /dev/null
+++ b/packages/cesium-audio/cesium-audio.js
@@ -0,0 +1,27 @@
+import { Cartesian2, Cartesian3} from "cesium";
+
+export default class CesiumSound {
+ constructor(viewer, position, panner) {
+ this.scene = viewer.scene;
+ this.position = position;
+ this.panner = panner;
+
+ this.setPan();
+
+ viewer.scene.postRender.addEventListener(() => this.setPan());
+ }
+
+ setPan() {
+ const camera = this.scene.camera;
+ const cameraDirection = Cartesian2.fromCartesian3(camera.direction);
+ // vector from camera to sound
+ const toPosition = Cartesian2.fromCartesian3(Cartesian3.subtract(this.position, camera.position, new Cartesian3()));
+
+ // angle between camera direction and sound
+ const angle = Cartesian2.angleBetween(cameraDirection, toPosition);
+ const rightSide = Cartesian2.cross(cameraDirection, toPosition) > 0;
+
+ this.panner.pan.value = rightSide ? -Math.sin(angle) : Math.sin(angle);
+ console.log(angle, this.panner.pan.value);
+ }
+}
diff --git a/packages/cesium-audio/package.json b/packages/cesium-audio/package.json
new file mode 100644
index 0000000..66b2863
--- /dev/null
+++ b/packages/cesium-audio/package.json
@@ -0,0 +1,14 @@
+{
+ "name": "@geoblocks/cesium-audio",
+ "version": "0.0.0",
+ "license": "BSD-3-Clause",
+ "repository": "github:geoblocks/cesium-helpers",
+ "main": "cesium-audio.js",
+ "module": "cesium-audio.js",
+ "publishConfig": {
+ "access": "public"
+ },
+ "peerDependencies": {
+ "cesium": "1.x"
+ }
+}