From f2822ab5d5a5b396f3692ac540888ae1b361e581 Mon Sep 17 00:00:00 2001 From: Will McKinnon Date: Sun, 11 Dec 2022 16:18:19 -0500 Subject: [PATCH] fixed shadow shader --- sway/desktop/shaders/box_shadow.frag | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sway/desktop/shaders/box_shadow.frag b/sway/desktop/shaders/box_shadow.frag index 2ea2c2dd..34393519 100644 --- a/sway/desktop/shaders/box_shadow.frag +++ b/sway/desktop/shaders/box_shadow.frag @@ -19,7 +19,7 @@ vec4 erf(vec4 x) { // return the mask for the shadow of a box from lower to upper float box_shadow(vec2 lower, vec2 upper, vec2 point, float sigma) { - vec4 query = vec4(point - lower, upper - point); + vec4 query = vec4(point - lower, point - upper); vec4 integral = 0.5 + 0.5 * erf(query * (sqrt(0.5) / sigma)); return (integral.z - integral.x) * (integral.w - integral.y); }