Revert "Move assets to public folder so the code is more idomatic"

This reverts commit c8195de.

src/sample/cameras/main.ts

@@ -128,7 +128,9 @@ const init: SampleInit = async ({ canvas, pageState, gui }) => {
   // Fetch the image and upload it into a GPUTexture.
   let cubeTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/Di-3d.png');
+    const response = await fetch(
+      new URL('../../../assets/img/Di-3d.png', import.meta.url).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
 
     cubeTexture = device.createTexture({

src/sample/cubemap/main.ts

@@ -107,12 +107,30 @@ const init: SampleInit = async ({ canvas, pageState }) => {
   {
     // The order of the array layers is [+X, -X, +Y, -Y, +Z, -Z]
     const imgSrcs = [
-      '/assets/img/cubemap/posx.jpg',
-      '/assets/img/cubemap/negx.jpg',
-      '/assets/img/cubemap/posy.jpg',
-      '/assets/img/cubemap/negy.jpg',
-      '/assets/img/cubemap/posz.jpg',
-      '/assets/img/cubemap/negz.jpg',
+      new URL(
+        `../../../assets/img/cubemap/posx.jpg`,
+        import.meta.url
+      ).toString(),
+      new URL(
+        `../../../assets/img/cubemap/negx.jpg`,
+        import.meta.url
+      ).toString(),
+      new URL(
+        `../../../assets/img/cubemap/posy.jpg`,
+        import.meta.url
+      ).toString(),
+      new URL(
+        `../../../assets/img/cubemap/negy.jpg`,
+        import.meta.url
+      ).toString(),
+      new URL(
+        `../../../assets/img/cubemap/posz.jpg`,
+        import.meta.url
+      ).toString(),
+      new URL(
+        `../../../assets/img/cubemap/negz.jpg`,
+        import.meta.url
+      ).toString(),
     ];
     const promises = imgSrcs.map(async (src) => {
       const response = await fetch(src);

src/sample/imageBlur/main.ts

@@ -64,7 +64,9 @@ const init: SampleInit = async ({ canvas, pageState, gui }) => {
     minFilter: 'linear',
   });
 
-  const response = await fetch('/assets/img/Di-3d.png');
+  const response = await fetch(
+    new URL('../../../assets/img/Di-3d.png', import.meta.url).toString()
+  );
   const imageBitmap = await createImageBitmap(await response.blob());
 
   const [srcWidth, srcHeight] = [imageBitmap.width, imageBitmap.height];

src/sample/normalMap/main.ts

@@ -91,56 +91,96 @@ const init: SampleInit = async ({ canvas, pageState, gui }) => {
   // Fetch the image and upload it into a GPUTexture.
   let woodDiffuseTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/wood_diffuse.png');
+    const response = await fetch(
+      new URL(
+        '../../../assets/img/wood_diffuse.png',
+        import.meta.url
+      ).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
     woodDiffuseTexture = createTextureFromImage(device, imageBitmap);
   }
 
   let spiralNormalTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/spiral_normal.png');
+    const response = await fetch(
+      new URL(
+        '../../../assets/img/spiral_normal.png',
+        import.meta.url
+      ).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
     spiralNormalTexture = createTextureFromImage(device, imageBitmap);
   }
 
   let spiralHeightTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/spiral_height.png');
+    const response = await fetch(
+      new URL(
+        '../../../assets/img/spiral_height.png',
+        import.meta.url
+      ).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
     spiralHeightTexture = createTextureFromImage(device, imageBitmap);
   }
 
   let toyboxNormalTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/toybox_normal.png');
+    const response = await fetch(
+      new URL(
+        '../../../assets/img/toybox_normal.png',
+        import.meta.url
+      ).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
     toyboxNormalTexture = createTextureFromImage(device, imageBitmap);
   }
 
   let toyboxHeightTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/toybox_height.png');
+    const response = await fetch(
+      new URL(
+        '../../../assets/img/toybox_height.png',
+        import.meta.url
+      ).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
     toyboxHeightTexture = createTextureFromImage(device, imageBitmap);
   }
 
   let brickwallDiffuseTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/brickwall_diffuse.png');
+    const response = await fetch(
+      new URL(
+        '../../../assets/img/brickwall_diffuse.png',
+        import.meta.url
+      ).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
     brickwallDiffuseTexture = createTextureFromImage(device, imageBitmap);
   }
 
   let brickwallNormalTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/brickwall_normal.png');
+    const response = await fetch(
+      new URL(
+        '../../../assets/img/brickwall_normal.png',
+        import.meta.url
+      ).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
     brickwallNormalTexture = createTextureFromImage(device, imageBitmap);
   }
 
   let brickwallHeightTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/brickwall_height.png');
+    const response = await fetch(
+      new URL(
+        '../../../assets/img/brickwall_height.png',
+        import.meta.url
+      ).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
     brickwallHeightTexture = createTextureFromImage(device, imageBitmap);
   }

src/sample/particles/main.ts

@@ -185,7 +185,9 @@ const init: SampleInit = async ({ canvas, pageState, gui }) => {
   let textureHeight = 1;
   let numMipLevels = 1;
   {
-    const response = await fetch('/assets/img/webgpu.png');
+    const response = await fetch(
+      new URL('../../../assets/img/webgpu.png', import.meta.url).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
 
     // Calculate number of mip levels required to generate the probability map

src/sample/renderBundles/main.ts

@@ -118,7 +118,9 @@ const init: SampleInit = async ({ canvas, pageState, gui, stats }) => {
   // Fetch the images and upload them into a GPUTexture.
   let planetTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/saturn.jpg');
+    const response = await fetch(
+      new URL('../../../assets/img/saturn.jpg', import.meta.url).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
 
     planetTexture = device.createTexture({
@@ -138,7 +140,9 @@ const init: SampleInit = async ({ canvas, pageState, gui, stats }) => {
 
   let moonTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/moon.jpg');
+    const response = await fetch(
+      new URL('../../../assets/img/moon.jpg', import.meta.url).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
 
     moonTexture = device.createTexture({

src/sample/texturedCube/main.ts

@@ -110,7 +110,9 @@ const init: SampleInit = async ({ canvas, pageState }) => {
   // Fetch the image and upload it into a GPUTexture.
   let cubeTexture: GPUTexture;
   {
-    const response = await fetch('/assets/img/Di-3d.png');
+    const response = await fetch(
+      new URL('../../../assets/img/Di-3d.png', import.meta.url).toString()
+    );
     const imageBitmap = await createImageBitmap(await response.blob());
 
     cubeTexture = device.createTexture({

src/sample/videoUploading/main.ts

@@ -9,7 +9,10 @@ const init: SampleInit = async ({ canvas, pageState, gui }) => {
   video.loop = true;
   video.autoplay = true;
   video.muted = true;
-  video.src = '/assets/video/pano.webm';
+  video.src = new URL(
+    '../../../assets/video/pano.webm',
+    import.meta.url
+  ).toString();
   await video.play();
 
   const adapter = await navigator.gpu.requestAdapter();

src/sample/videoUploadingWebCodecs/main.ts

@@ -9,7 +9,10 @@ const init: SampleInit = async ({ canvas, pageState, gui }) => {
   video.loop = true;
   video.autoplay = true;
   video.muted = true;
-  video.src = '/assets/video/pano.webm';
+  video.src = new URL(
+    '../../../assets/video/pano.webm',
+    import.meta.url
+  ).toString();
   await video.play();
 
   const adapter = await navigator.gpu.requestAdapter();