//------------------------------------------------------------------------------
// Uniforms
//------------------------------------------------------------------------------

// View Projection Matrix
uniform float4x4 ViewProj;

//------------------------------------------------------------------------------
// Samplers
//------------------------------------------------------------------------------
sampler_state PointRepeatSampler {
	Filter    = Point;
	AddressU  = Repeat;
	AddressV  = Repeat;
};

sampler_state PointClampSampler {
	Filter    = Point;
	AddressU  = Clamp;
	AddressV  = Clamp;
};

sampler_state LinearRepeatSampler {
	Filter    = Linear;
	AddressU  = Repeat;
	AddressV  = Repeat;
};

sampler_state LinearClampSampler {
	Filter    = Linear;
	AddressU  = Clamp;
	AddressV  = Clamp;
};

//------------------------------------------------------------------------------
// Structures
//------------------------------------------------------------------------------
struct VertexData {
	float4 pos : POSITION;
	float2 uv  : TEXCOORD0;
};

//------------------------------------------------------------------------------
// Vertex Shaders
//------------------------------------------------------------------------------
VertexData DefaultVertexShader(VertexData vtx) {
	vtx.pos = mul(float4(vtx.pos.xyz, 1.0), ViewProj);
	return vtx;
};

//------------------------------------------------------------------------------
// Color Conversion
//------------------------------------------------------------------------------