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#ifndef _GFSDK_WAVEWORKS_D3D_UTIL_H
#define _GFSDK_WAVEWORKS_D3D_UTIL_H

#include <GFSDK_WaveWorks_Types.h>

// Convenience functions for converting between DX and NV types when using the WaveWorks API
// This header should be #included *AFTER* d3d and d3dx headers

////////////////////////////////////////////////////////////////////////////////
// Conversion helpers
////////////////////////////////////////////////////////////////////////////////
__GFSDK_INLINE__ D3DXVECTOR2 NvToDX(const gfsdk_float2& rhs) {
	D3DXVECTOR2 result;
	result.x = rhs.x;
	result.y = rhs.y;
	return result;
}

__GFSDK_INLINE__ gfsdk_float2 NvFromDX(const D3DXVECTOR2& rhs) {
	gfsdk_float2 result;
	result.x = rhs.x;
	result.y = rhs.y;
	return result;
}

__GFSDK_INLINE__ D3DXVECTOR4 NvToDX(const gfsdk_float4& rhs) {
	D3DXVECTOR4 result;
	result.x = rhs.x;
	result.y = rhs.y;
	result.z = rhs.z;
	result.w = rhs.w;
	return result;
}

__GFSDK_INLINE__ gfsdk_float4 NvFromDX(const D3DXVECTOR4& rhs) {
	gfsdk_float4 result;
	result.x = rhs.x;
	result.y = rhs.y;
	result.z = rhs.z;
	result.w = rhs.w;
	return result;
}

__GFSDK_INLINE__ D3DXMATRIX NvToDX(const gfsdk_float4x4& rhs) {

	D3DXMATRIX result;

	result._11 = rhs._11;
	result._12 = rhs._12;
	result._13 = rhs._13;
	result._14 = rhs._14;

	result._21 = rhs._21;
	result._22 = rhs._22;
	result._23 = rhs._23;
	result._24 = rhs._24;

	result._31 = rhs._31;
	result._32 = rhs._32;
	result._33 = rhs._33;
	result._34 = rhs._34;

	result._41 = rhs._41;
	result._42 = rhs._42;
	result._43 = rhs._43;
	result._44 = rhs._44;

	return result;
}

__GFSDK_INLINE__ gfsdk_float4x4 NvFromDX(const D3DXMATRIX& rhs) {

	gfsdk_float4x4 result;

	result._11 = rhs._11;
	result._12 = rhs._12;
	result._13 = rhs._13;
	result._14 = rhs._14;

	result._21 = rhs._21;
	result._22 = rhs._22;
	result._23 = rhs._23;
	result._24 = rhs._24;

	result._31 = rhs._31;
	result._32 = rhs._32;
	result._33 = rhs._33;
	result._34 = rhs._34;

	result._41 = rhs._41;
	result._42 = rhs._42;
	result._43 = rhs._43;
	result._44 = rhs._44;

	return result;
}

__GFSDK_INLINE__ gfsdk_float4x4 NvFromGL(const float* rhs) {

	gfsdk_float4x4 result;

	result._11 = rhs[0];
	result._12 = rhs[1];
	result._13 = rhs[2];
	result._14 = rhs[3];

	result._21 = rhs[4];
	result._22 = rhs[5];
	result._23 = rhs[6];
	result._24 = rhs[7];

	result._31 = rhs[8];
	result._32 = rhs[9];
	result._33 = rhs[10];
	result._34 = rhs[11];

	result._41 = rhs[12];
	result._42 = rhs[13];
	result._43 = rhs[14];
	result._44 = rhs[15];

	return result;
}

#endif	// _GFSDK_WAVEWORKS_D3D_UTIL_H