export declare const speckleStaticAoAccumulateFrag = "\n    uniform float opacity;\n    uniform sampler2D tDiffuse;\n    varying vec2 vUv;\n    // #define NUM_FRAMES 16\n\n    void main() {\n        vec4 frameSample = texture2D( tDiffuse, vUv );\n        gl_FragColor.xyz = frameSample.rgb * 1./float(NUM_FRAMES);\n        gl_FragColor.a = 1.;//*= opacity;\n    }";