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float4x4 WorldViewProj : WorldViewProjection;

texture BaseTex : DIFFUSE < string ResourceName = ""; >;

sampler BaseSamp = sampler_state
{
	Texture = <BaseTex>;
	MinFilter = Linear; MagFilter = Linear; MipFilter = Linear;
	AddressU = Wrap; AddressV = Wrap;
};

struct app_in
{
	float4 pos : POSITION;
	float2 uv : TEXCOORD0;
};

struct vs_out
{
	float4 pos : POSITION;
	float2 uv : TEXCOORD0;
};

vs_out DefaultVertexShader( app_in IN )
{
	vs_out OUT;
	
	OUT.pos = mul( IN.pos, WorldViewProj );
	OUT.uv = IN.uv;
	
	return OUT;
}

float4 DefaultPixelShader( vs_out IN ) : COLOR
{
	
	// Create a red colour
	float4 col = {0.8,0.0,0.0,1};
	
	// See if the current pixel UV coordinate falls in the border of the square
	// It the pixel is a part of the border, change the pixel colour to white
	if( IN.uv.x < 0.2 && IN.uv.y < 0.75)
	{
		if( IN.uv.x > 0.15 && IN.uv.y > 0.25 )
		{
			col = (1,1,1,1);
		}
	}
	else if( IN.uv.x < 0.55 && IN.uv.y < 0.75)
	{
		if( IN.uv.x > 0.5 && IN.uv.y > 0.25 )
		{
			col = (1,1,1,1);
		}
	}
	
	if( IN.uv.x < 0.55 && IN.uv.y < 0.75)
	{
		if( IN.uv.x > 0.15 && IN.uv.y > 0.7 )
		{
			col = (1,1,1,1);
		}
	}	
	if( IN.uv.x < 0.55 && IN.uv.y < 0.25)
	{
		if( IN.uv.x > 0.15 && IN.uv.y > 0.2 )
		{
			col = (1,1,1,1);
		}
	}	
		
	return col;
}

technique MyShader
{
	pass p0
	{
		VertexShader = compile vs_2_0 DefaultVertexShader( );
		PixelShader = compile vs_2_0 DefaultPixelShader( );
	}
}

 set vector4 1,camera position x()-10,camera position y()-10,camera position z()-10,0
         set effect constant vector 1,"LightPosition",1
         rotate x matrix4 3,camera angle x()/57.3
         rotate y matrix4 4,camera angle y()/57.3
         multiply matrix4 3,3,4
         set vector3 2,0,0,1
         transform normals vector3 2,2,3
         set vector3 5,0,0,0
         set vector3 6,x vector3(2),y vector3(2),z vector3(2)
         set vector3 7,0,1,0
         build lookat lhmatrix4 3,5,6,7
         build fov lhmatrix4 4,1,1,1,5000
         multiply matrix4 3,3,4
set effect constant matrix 1,"LightProjMatrix",3