Add keying tolerance controls

2022-05-02 22:02:31 +01:00
parent 2c31fdfc0e
commit 4c8407a882
3 changed files with 15 additions and 1 deletions
@@ -2,6 +2,8 @@
 uniform sampler2D tex_in;
 uniform vec4 color_key;
 uniform bool mask_only_in;
+uniform float upper_tolerence_in;
+uniform float lower_tolerence_in;


 // Main texture coordinate
@@ -55,7 +57,7 @@ void main() {
  vec4 cie_xyz_key = SceneLinearToCIEXYZ_d65(color_key);
  vec4 lab_key = CIExyz_to_Lab(cie_xyz_key);

-  float mask = colorclose(lab, lab_key, 5.0, 25.0);
+  float mask = colorclose(lab, lab_key, lower_tolerence_in, upper_tolerence_in);

  col.rgb *= mask;
  col.w = mask;