addons/dialogic/Modules/DefaultLayoutParts/Layer_Textbubble/text_bubble.gdshader

   1 shader_type canvas_item;
   2
   3 uniform sampler2D deformation_sampler : filter_linear, repeat_enable;
   4 uniform float radius : hint_range(1.0, 200, 0.01) = 25;
   5 uniform vec2 box_size = vec2(100, 100);
   6 uniform float box_padding = 15;
   7 uniform float wobble_amount : hint_range(0.0, 1.0, 0.01) = 0.2;
   8 uniform float wobble_speed : hint_range(0.0, 10.0, 0.01) = 1;
   9 uniform float wobble_detail : hint_range(0.01, 1, 0.01) = 0.5;
  10
  11 void fragment() {
  12         float adjusted_radius = min(min(radius, box_size.x/2.0), box_size.y/2.0);
  13         vec2 deformation_sample = texture(deformation_sampler, UV*wobble_detail+TIME*wobble_speed*0.05).xy*(vec2(box_padding)/box_size)*0.9;
  14         vec2 deformed_UV = UV+((deformation_sample)-vec2(0.5)*vec2(box_padding)/box_size)*wobble_amount;
  15         float rounded_box = length(max(abs(deformed_UV*(box_size+vec2(box_padding))-vec2(0.5)*(box_size+vec2(box_padding)))+adjusted_radius-vec2(0.5)*box_size,0))-adjusted_radius;
  16         COLOR.a = min(smoothstep(0.0, -1, rounded_box), COLOR.a);
  17 }