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Merge 2D branch: Fix canvas resizing bug in 2D mode

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This commit is contained in:
Michael Verdi
2025-08-01 12:37:36 -05:00
parent 957f1af8b0 3472e2a385
commit 090ad5f315
1 changed files with 63 additions and 18 deletions
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75
vr180player/vr180-player.js
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@@ -832,16 +832,30 @@ function onWindowResize() {
if (renderer.xr && renderer.xr.isPresenting) return;
if (is2DMode) {
// In 2D mode, resize to match video element dimensions
if (video) {
const videoRect = video.getBoundingClientRect();
const videoWidth = videoRect.width;
const videoHeight = videoRect.height;
// In 2D mode, calculate canvas size based on container dimensions
const container = document.getElementById('vr-container');
if (container) {
const containerRect = container.getBoundingClientRect();
const containerWidth = containerRect.width;
renderer.setSize(videoWidth, videoHeight);
camera2D.aspect = videoWidth / videoHeight;
// Calculate height based on 16:9 aspect ratio
const aspectRatio = 16 / 9;
const calculatedHeight = containerWidth / aspectRatio;
// Ensure minimum dimensions to prevent zero-sized canvas
const canvasWidth = Math.max(containerWidth, 320);
const canvasHeight = Math.max(calculatedHeight, 180);
renderer.setSize(canvasWidth, canvasHeight);
camera2D.aspect = canvasWidth / canvasHeight;
camera2D.updateProjectionMatrix();
// Update canvas styling to maintain proper positioning
const canvas = renderer.domElement;
canvas.style.width = '100%';
canvas.style.height = 'auto';
canvas.style.aspectRatio = '16/9';
// Reposition control panel after resize
position2DControlPanel();
}
@@ -1398,17 +1412,27 @@ function start2DMode() {
// Set 2D mode flag
is2DMode = true;
// Get the video element's computed dimensions
const videoRect = video.getBoundingClientRect();
const videoWidth = videoRect.width;
const videoHeight = videoRect.height;
// Calculate canvas size based on container dimensions (same logic as onWindowResize)
const container = document.getElementById('vr-container');
if (container) {
const containerRect = container.getBoundingClientRect();
const containerWidth = containerRect.width;
// Resize renderer to match video dimensions
renderer.setSize(videoWidth, videoHeight);
// Calculate height based on 16:9 aspect ratio
const aspectRatio = 16 / 9;
const calculatedHeight = containerWidth / aspectRatio;
// Update 2D camera aspect ratio to match video
camera2D.aspect = videoWidth / videoHeight;
// Ensure minimum dimensions to prevent zero-sized canvas
const canvasWidth = Math.max(containerWidth, 320);
const canvasHeight = Math.max(calculatedHeight, 180);
// Resize renderer with calculated dimensions
renderer.setSize(canvasWidth, canvasHeight);
// Update 2D camera aspect ratio
camera2D.aspect = canvasWidth / canvasHeight;
camera2D.updateProjectionMatrix();
}
// Position the canvas to match the video element
const canvas = renderer.domElement;
@@ -1443,6 +1467,12 @@ function start2DMode() {
// Add event listeners for 2D controls
add2DEventListeners();
// Add fullscreen event listeners to handle resize properly
document.addEventListener('fullscreenchange', onFullscreenChange);
document.addEventListener('webkitfullscreenchange', onFullscreenChange);
document.addEventListener('mozfullscreenchange', onFullscreenChange);
document.addEventListener('MSFullscreenChange', onFullscreenChange);
// Show 2D control panel
show2DControlPanel();
@@ -1478,6 +1508,21 @@ function remove2DEventListeners() {
renderer.domElement.removeEventListener('touchstart', onTouchStart);
renderer.domElement.removeEventListener('touchmove', onTouchMove);
renderer.domElement.removeEventListener('touchend', onTouchEnd);
// Fullscreen events
document.removeEventListener('fullscreenchange', onFullscreenChange);
document.removeEventListener('webkitfullscreenchange', onFullscreenChange);
document.removeEventListener('mozfullscreenchange', onFullscreenChange);
document.removeEventListener('MSFullscreenChange', onFullscreenChange);
}
function onFullscreenChange() {
if (!is2DMode) return;
// Trigger resize handling when fullscreen state changes
setTimeout(() => {
onWindowResize();
}, 100); // Small delay to ensure fullscreen transition is complete
}
async function actualSessionToggle() {