Added missing stencil outline example shaders

data/shaders/stencilbuffer/toon.frag

@@ -0,0 +1,30 @@
+#version 450
+
+layout (binding = 1) uniform sampler2D samplerColorMap;
+
+layout (location = 0) in vec3 inNormal;
+layout (location = 1) in vec3 inColor;
+layout (location = 2) in vec3 inLightVec;
+
+layout (location = 0) out vec4 outFragColor;
+
+void main() 
+{
+	vec3 color;
+	vec3 N = normalize(inNormal);
+	vec3 L = normalize(inLightVec);
+	float intensity = dot(N,L);
+	if (intensity > 0.98)
+		color = inColor * 1.5;
+	else if  (intensity > 0.9)
+		color = inColor * 1.0;
+	else if (intensity > 0.5)
+		color = inColor * 0.6;
+	else if (intensity > 0.25)
+		color = inColor * 0.4;
+	else
+		color = inColor * 0.2;
+	// Desaturate a bit
+	color = vec3(mix(color, vec3(dot(vec3(0.2126,0.7152,0.0722), color)), 0.1));	
+	outFragColor.rgb = color;
+}