add: PASSAGE V1 COM OFFICIELLE

préparation du template
intégration du fond animé
fusion du style background et style pcp

v1-com-officielle/public/helperFunctions.js

@@ -0,0 +1,79 @@
+// Toggle play/pause
+function togglePlayPause() {
+
+  if (isPlaying) {
+    cancelAnimationFrame(animationID);
+    isPlaying = false;
+  } else {
+    isPlaying = true;
+    animationID = requestAnimationFrame(render);
+  }
+}
+
+// Function to refresh the pattern with a new random seed
+const selectedSeeds = [53, 118, 506];
+var seedCount = 2;
+function refreshPattern() {
+  timeOffset = performance.now();
+  //randomSeed = Math.floor(Math.random() * 1000,0);
+  randomSeed = selectedSeeds[seedCount];
+  gl.uniform1f(seedLocation, randomSeed);
+  if(!isPlaying){
+    isPlaying = true;
+    animationID = requestAnimationFrame(render);
+  }
+  console.log('seed:', randomSeed);
+}
+
+function startFromZeroTime(){
+  console.log("Restarting animation from time = 0");
+
+  // Cancel current animation if running
+  if (animationID) {
+    cancelAnimationFrame(animationID);
+  }
+
+  // Set the time offset to the current time
+  // This will be subtracted in the render function
+  timeOffset = performance.now();
+
+  // Reset frame counter for FPS calculation
+  frameCount = 0;
+  lastTime = performance.now();
+
+  // Make sure all other uniforms are updated
+  updateUniforms();
+
+  // Ensure animation is playing
+  isPlaying = true;
+
+  // Start the animation loop from the beginning
+  animationID = requestAnimationFrame(render);
+}
+
+// Add this function to handle canvas resizing
+function updateCanvasSize() {
+  // Update canvas dimensions to window size
+  canvas.width = window.innerWidth;
+  canvas.height = window.innerHeight;
+
+  // Update the WebGL viewport to match
+  gl.viewport(0, 0, canvas.width, canvas.height);
+
+  // Re-render if not already playing
+  if (!isPlaying) {
+      drawScene();
+  }
+
+  // If recording is active, we need to handle that
+  if (recordVideoState) {
+      stopRecording();
+      startRecording();
+  }
+}
+
+//intro overlay info screen
+
+let musicPlaying = false;
+
+let isZenMode = false;