Added Greyscale post processing effect.

Data/DaedalusX64/Shaders/Greyscale_f.cg

@@ -0,0 +1,9 @@
+float4 main(
+	float2 vTexcoord : TEXCOORD0,
+	uniform sampler2D colorMap : TEXUNIT0) : COLOR
+{
+	float4 sample = tex2D(colorMap, vTexcoord);
+	float grey = 0.21 * sample.x + 0.71 * sample.y + 0.07 * sample.z;
+
+	return float4(grey, grey, grey, 1.0);
+}

Data/DaedalusX64/Shaders/Greyscale_v.cg

@@ -0,0 +1,10 @@
+void main(
+	float3 position,
+	float2 texcoord,
+	uniform float4x4 wvp,
+	out float4 vPosition : POSITION,
+	out float2 vTexcoord : TEXCOORD0)
+{
+	vPosition = mul(wvp,float4(position, 1.f));
+	vTexcoord = texcoord;
+}