♻️ Move edge mask to snippets

2022-01-16 05:31:00 +01:00
parent bb9f57fe83
commit 5287ac2614
4 changed files with 33 additions and 16 deletions
@@ -245,6 +245,7 @@ if (utils.isInShellProcess()) {
        // Inject some common shader snippets.
        ${shaderSnippets.standardUniforms()}
        ${shaderSnippets.noise()}
+        ${shaderSnippets.edgeMask()}

        // These may be configurable in the future.
        const float EDGE_FADE  = 90;
@@ -307,11 +308,7 @@ if (utils.isInShellProcess()) {
          }

          // Fade at window borders.
-          vec2 pos = cogl_tex_coord_in[0].st * vec2(uSizeX, uSizeY);
-          effectMask *= smoothstep(0, 1, clamp(pos.x / edgeFadeWidth, 0, 1));
-          effectMask *= smoothstep(0, 1, clamp(pos.y / edgeFadeWidth, 0, 1));
-          effectMask *= smoothstep(0, 1, clamp((uSizeX - pos.x) / edgeFadeWidth, 0, 1));
-          effectMask *= smoothstep(0, 1, clamp((uSizeY - pos.y) / edgeFadeWidth, 0, 1));
+          effectMask *= getAbsoluteEdgeMask(edgeFadeWidth);

          return vec2(windowMask, effectMask);
        }