1 files changed, 41 insertions, 0 deletions
diff --git a/Studio/Content/Effect Library/Emboss.effect b/Studio/Content/Effect Library/Emboss.effect
new file mode 100644
index 0000000..876db3a
--- /dev/null
+++ b/Studio/Content/Effect Library/Emboss.effect
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<Effect>
+    <MetaData>
+    <Property name="amount" formalName="Amount" min="0" max="0.01" default="0.003" description="Amount"/>
+    </MetaData>
+    <Shaders>
+        <Shared></Shared>
+        <VertexShaderShared></VertexShaderShared>
+        <FragmentShaderShared></FragmentShaderShared>
+        <Shader name="main">
+            <VertexShader></VertexShader>
+            <FragmentShader><![CDATA[
+
+void frag()
+{
+    vec4 origColor = texture2D_0(TexCoord);
+
+    float step_w = amount;
+    float step_h = amount;
+
+    vec4 t1 = texture2D_0(vec2(TexCoord.x - step_w, TexCoord.y - step_h));
+    vec4 t2 = texture2D_0(vec2(TexCoord.x, TexCoord.y - step_h));
+    vec4 t3 = texture2D_0(vec2(TexCoord.x - step_w, TexCoord.y));
+    vec4 t4 = texture2D_0(TexCoord);
+
+    vec3 rr = -4.0 * t1.rgb - 4.0 * t2.rgb - 4.0 * t3.rgb + 12.0 * t4.rgb;
+    float y = (rr.r + rr.g + rr.b) / 3.0;
+
+    vec4 result = vec4(vec3(y, y, y) + 0.3, origColor.a);
+
+    gl_FragColor = result;
+}
+    ]]></FragmentShader>
+        </Shader>
+    </Shaders>
+    <Passes>
+        <Pass shader="main" input="[source]" output="[dest]"/>
+    </Passes>
+</Effect>
+
+