Fix shader regression (pointfreeco#44)

* Fix shader regression * Snap
yermukhanbet · Mar 25, 2021 · 064a060 · 064a060
1 parent fa94729
commit 064a060
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Showing 4 changed files with 574 additions and 2 deletions.
diff --git a/Package.swift b/Package.swift
@@ -673,7 +673,9 @@ if ProcessInfo.processInfo.environment["TEST_SERVER"] == nil {
       dependencies: [
         "GameCore",
         "TestHelpers",
-      ]
+        .product(name: "SnapshotTesting", package: "SnapshotTesting"),
+      ],
+      exclude: ["__Snapshots__"]
     ),
     .target(
       name: "GameFeature",

diff --git a/Sources/CubeCore/Resources/shaders/Letter.surface.shader b/Sources/CubeCore/Resources/shaders/Letter.surface.shader
@@ -37,4 +37,18 @@ float4 textureColor = lettersTexture.sample(
   )
 );
 
-_surface.diffuse.rgba = float4(0, 0, 0, textureColor.a);
+// NB: This avoids drawing letter pixels in the corner of a face
+float borderBuffer = 0.05;
+if (
+  in.side == 2
+    && (
+      texcoord.x <= borderBuffer
+      || texcoord.x >= 1 - borderBuffer
+      || texcoord.y <= borderBuffer
+      || texcoord.y >= 1 - borderBuffer
+  )
+) {
+  _surface.diffuse.rgba = float4(0, 0, 0, 0);
+} else {
+  _surface.diffuse.rgba = float4(0, 0, 0, textureColor.a);
+}