Check if kernel is quadratic.

[github-actions]

Check if kernel is quadratic.

photogrammetry/src/glsl-shader.js

Line 721 in 4206b98

// TODO Check if kernel is quadratic.

    * @returns {GlslVector4}
    */
   applyFilter(kernel, normalize = false) {
      const kernelSize = kernel.length;

      // TODO Check if kernel is quadratic.

      let filterDeclaration = "";

      if (normalize) {

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