Added files

assets/scripts/dummy.gr

@@ -0,0 +1,3 @@
+event main() {
+    
+}

assets/shaders/veil100.fs

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+#version 100
+
+precision mediump float;
+
+// Input vertex attributes (from vertex shader)
+varying vec2 fragTexCoord;
+varying vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// NOTE: Add here your custom variables
+
+void main()
+{
+    // Texel color fetching from texture sampler
+    vec4 texelColor = texture2D(texture0, fragTexCoord)*colDiffuse*fragColor;
+
+    // Convert texel color to grayscale using NTSC conversion weights
+    float gray = 1.0-dot(texelColor.rgb, vec3(0.299, 0.587, 0.114));
+
+    // Calculate final fragment color
+    gl_FragColor = vec4(gray, gray, gray, texelColor.a);
+}

assets/shaders/veil120.fs

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+#version 120
+
+// Input vertex attributes (from vertex shader)
+varying vec2 fragTexCoord;
+varying vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// NOTE: Add here your custom variables
+
+void main()
+{
+    // Texel color fetching from texture sampler
+    vec4 texelColor = texture2D(texture0, fragTexCoord)*colDiffuse*fragColor;
+
+    // Convert texel color to grayscale using NTSC conversion weights
+    float gray = 1.0-dot(texelColor.rgb, vec3(0.299, 0.587, 0.114));
+
+    // Calculate final fragment color
+    gl_FragColor = vec4(gray, gray, gray, texelColor.a);
+}

assets/shaders/veil330.fs

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+#version 330
+
+// Input vertex attributes (from vertex shader)
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// Output fragment color
+out vec4 finalColor;
+
+// NOTE: Add here your custom variables
+
+void main()
+{
+    // Texel color fetching from texture sampler
+    vec4 texelColor = texture(texture0, fragTexCoord)*colDiffuse*fragColor;
+
+    // Convert texel color to grayscale using NTSC conversion weights
+    float gray = 1.0-dot(texelColor.rgb, vec3(0.299, 0.587, 0.114));
+
+    // Calculate final fragment color
+    finalColor = vec4(gray, gray, gray, texelColor.a);
+}