🎉 Add initial magic lamp code

2023-03-29 20:00:11 +02:00
parent e051551747
commit 6eebcc6b8c
6 changed files with 282 additions and 0 deletions
@@ -0,0 +1,44 @@
+//////////////////////////////////////////////////////////////////////////////////////////
+//          )                                                   (                       //
+//       ( /(   (  (               )    (       (  (  (         )\ )    (  (            //
+//       )\()) ))\ )(   (         (     )\ )    )\))( )\  (    (()/( (  )\))(  (        //
+//      ((_)\ /((_|()\  )\ )      )\  '(()/(   ((_)()((_) )\ )  ((_)))\((_)()\ )\       //
+//      | |(_|_))( ((_)_(_/(    _((_))  )(_))  _(()((_|_)_(_/(  _| |((_)(()((_|(_)      //
+//      | '_ \ || | '_| ' \))  | '  \()| || |  \ V  V / | ' \)) _` / _ \ V  V (_-<      //
+//      |_.__/\_,_|_| |_||_|   |_|_|_|  \_, |   \_/\_/|_|_||_|\__,_\___/\_/\_//__/      //
+//                                 |__/                                                 //
+//////////////////////////////////////////////////////////////////////////////////////////
+
+// SPDX-FileCopyrightText: Simon Schneegans <code@simonschneegans.de>
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+// The content from common.glsl is automatically prepended to each shader effect.
+
+uniform vec2 uActorScale;
+uniform vec2 uPointerPos;
+uniform vec2 uControlPointA;
+uniform vec2 uControlPointB;
+
+void main() {
+  float progress = uForOpening ? 1.0 - uProgress : uProgress;
+
+  vec2 texcoord = iTexCoord.st;
+  texcoord      = texcoord * uActorScale + 0.5 - uActorScale * 0.5;
+
+  vec4 oColor = getInputColor(texcoord);
+  oColor.rgb *= vec3(1.0, 0.5, 0.5);
+
+  if (length(texcoord - uPointerPos) < 0.02) {
+    oColor = vec4(1.0);
+  }
+
+  if (length(texcoord - uControlPointA) < 0.02) {
+    oColor = vec4(1.0, 0.0, 0.0, 1.0);
+  }
+
+  if (length(texcoord - uControlPointB) < 0.02) {
+    oColor = vec4(0.0, 1.0, 0.0, 1.0);
+  }
+
+  setOutputColor(oColor);
+}