#include <phong_lighting.cg>
#include <fragment_entry.cg>

DECLARE_TEXTURE(diffuseTexture)
BEGIN_CBUFFER(cbDiffuse)
CONST_TYPE float4 diffuseColor;
END_CBUFFER(cbDiffuse)

SurfaceMaterial computeSurfaceMaterial(const FragmentParameters params)
{
	SurfaceMaterial mout;
#if defined(PX_X360) && defined(RENDERER_FRAGMENT)
	half4 diffuseTextureColor  = tex2D(diffuseTexture, float2(params.spriteTexCoord.x, params.spriteTexCoord.y));
#else	
	#if defined (RENDERER_GXM)
		half4 diffuseTextureColor  = (half4)tex2D(diffuseTexture, float2(params.spriteTexCoord.x, params.spriteTexCoord.y));
	#else
		half4 diffuseTextureColor  = (half4)tex2D(diffuseTexture, float2(params.texcoord0.x, params.texcoord0.y));
	#endif
#endif
	
	mout.alpha              = half(diffuseTextureColor.a * diffuseColor.a * params.color.a);
	mout.diffuseColor       = half3(diffuseTextureColor.rgb * diffuseColor.rgb);
	mout.emissiveColor      = 0;
	mout.specularColor      = half3(1,1,1);
	mout.specularPower      = 0;
	mout.tangentSpaceNormal = half3(0,0,1);
	
	return mout;
}