File size: 275 Bytes
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export const frag = /* glsl */ `
precision mediump float;
varying vec4 vColor;
varying vec2 vPosition;
void main () {
float A = -dot(vPosition, vPosition);
if (A < -4.0) discard;
float B = exp(A) * vColor.a;
gl_FragColor = vec4(B * vColor.rgb, B);
}
`;
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