1 files changed, 5 insertions, 5 deletions
diff --git a/apps/web/src/lib/effects/definitions/blur.frag.glsl b/apps/web/src/lib/effects/definitions/blur.frag.glsl
index 2c015725..c9ad2eae 100644
--- a/apps/web/src/lib/effects/definitions/blur.frag.glsl
+++ b/apps/web/src/lib/effects/definitions/blur.frag.glsl
@@ -3,6 +3,7 @@ precision mediump float;
 uniform sampler2D u_texture;
 uniform vec2 u_resolution;
 uniform float u_sigma;
+uniform float u_step;
 uniform vec2 u_direction;
 
 varying vec2 v_texCoord;
@@ -13,13 +14,12 @@ void main() {
   vec4 color = vec4(0.0);
   float totalWeight = 0.0;
 
-  // step=1 texel — scaling step size instead causes discrete ghosting artifacts
   for (int i = -30; i <= 30; i++) {
-    float fi = float(i);
-    float weight = exp(-(fi * fi) / (2.0 * u_sigma * u_sigma));
-    color += texture2D(u_texture, v_texCoord + texelSize * u_direction * fi) * weight;
+    float pos = float(i) * u_step;
+    float weight = exp(-(pos * pos) / (2.0 * u_sigma * u_sigma));
+    color += texture2D(u_texture, v_texCoord + texelSize * u_direction * pos) * weight;
     totalWeight += weight;
   }
 
   gl_FragColor = color / totalWeight;
-}
+}
+\ No newline at end of file