1 files changed, 0 insertions, 22 deletions
diff --git a/render/fx_renderer/gles2/shaders/stencil_mask.frag b/render/fx_renderer/gles2/shaders/stencil_mask.frag
deleted file mode 100644
index e1fd76a..0000000
--- a/render/fx_renderer/gles2/shaders/stencil_mask.frag
+++ /dev/null
@@ -1,22 +0,0 @@
-#ifdef GL_FRAGMENT_PRECISION_HIGH
-precision highp float;
-#else
-precision mediump float;
-#endif
-
-varying vec2 v_texcoord;
-
-uniform vec2 half_size;
-uniform vec2 position;
-uniform float radius;
-
-void main() {
-	vec2 q = abs(gl_FragCoord.xy - position - half_size) - half_size + radius;
-	float dist = min(max(q.x,q.y), 0.0) + length(max(q, 0.0)) - radius;
-	float smoothedAlpha = 1.0 - smoothstep(-1.0, 0.5, dist);
-	gl_FragColor = mix(vec4(0.0), vec4(1.0), smoothedAlpha);
-
-	if (gl_FragColor.a < 1.0) {
-		discard;
-	}
-}