1 files changed, 17 insertions, 0 deletions
diff --git a/src/main/resources/assets/notenoughupdates/shaders/program/grayscale.json b/src/main/resources/assets/notenoughupdates/shaders/program/grayscale.json
new file mode 100644
index 00000000..048ceb9f
--- /dev/null
+++ b/src/main/resources/assets/notenoughupdates/shaders/program/grayscale.json
@@ -0,0 +1,17 @@
+{
+  "blend": {
+    "func": "add",
+    "srcrgb": "srcalpha",
+    "dstrgb": "1-srcalpha"
+  },
+  "vertex": "blit",
+  "fragment": "grayscale",
+  "attributes": [ "Position" ],
+  "samplers": [
+    { "name": "DiffuseSampler" }
+  ],
+  "uniforms": [
+    { "name": "ProjMat",       "type": "matrix4x4", "count": 16, "values": [ 1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0 ] },
+    { "name": "OutSize",       "type": "float",     "count": 2,  "values": [ 1.0, 1.0 ] }
+  ]
+}