Alias GLSL's mix function as lerp in p5.strands (#7875)

src/webgl/ShaderGenerator.js

@@ -9,6 +9,7 @@ import { ancestor } from 'acorn-walk';
 import escodegen from 'escodegen';
 
 function shadergenerator(p5, fn) {
+
   let GLOBAL_SHADER;
   let BRANCH;
 
@@ -1618,7 +1619,19 @@ function shadergenerator(p5, fn) {
       }
     }
   })
+  // Alias GLSL's mix function as lerp in p5.strands
+  // Bridging p5.js lerp and GLSL mix for consistency in shader expressions
+  const originalLerp = fn.lerp;
+  fn.lerp = function (...args) {
+    if (GLOBAL_SHADER?.isGenerating) {
+      return this.mix(...args); // Use mix inside p5.strands
+    } else {
+      return originalLerp.apply(this, args); // Fallback to normal p5.js lerp
+    }
+  };
 }
+
+
 
 export default shadergenerator;