#pragma once

#ifndef igs_gaussian_blur_hv_h
#define igs_gaussian_blur_hv_h

#ifndef IGS_GAUSSIAN_BLUR_HV_EXPORT
#define IGS_GAUSSIAN_BLUR_HV_EXPORT
#endif

namespace igs
{
namespace gaussian_blur_hv
{
IGS_GAUSSIAN_BLUR_HV_EXPORT const int int_radius(
	const double real_radius);
IGS_GAUSSIAN_BLUR_HV_EXPORT const int buffer_bytes(
	const int height_with_margin, const int width_with_margin, const int int_radius);
IGS_GAUSSIAN_BLUR_HV_EXPORT void convert(
	/* 入出力画像 */
	const void *in_with_margin, void *out_no_margin

	,
	const int height_with_margin, const int width_with_margin, const int channels, const int bits

	/* Pixel毎に効果の強弱 */
	,
	const unsigned char *ref /* 求める画像(out)と同じ高、幅、ch数 */
	,
	const int ref_bits /* refがゼロのときはここもゼロ */
	,
	const int ref_mode /* 0=R,1=G,2=B,3=A,4=Luminance,5=Nothing */

	/* 計算バッファ */
	,
	void *buffer, int buffer_bytes
	// Must be igs::gaussian_blur_hv::buffer_bytes(-)

	/* Action Geometry */
	,
	const int int_radius // margin
						 // Must be igs::gaussian_blur_hv::int_radius(real_radius)

	,
	const double real_radius, const double sigma = 0.25);
}
}

#endif /* !igs_gaussian_blur_hv_h */