--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fuhtark_test/include/fvec.h	Wed Nov 26 21:36:48 2025 +0700
@@ -0,0 +1,249 @@
+/**
+ * This file has no copyright assigned and is placed in the Public Domain.
+ * This file is part of the w64 mingw-runtime package.
+ * No warranty is given; refer to the file DISCLAIMER within this package.
+ */
+#ifndef _FVEC_H_INCLUDED
+#define _FVEC_H_INCLUDED
+
+#ifndef RC_INVOKED
+#ifndef __cplusplus
+#error ERROR: This file is only supported in C++ compilations!
+#endif
+
+#include <intrin.h>
+#include <assert.h>
+#include <ivec.h>
+#include <_mingw.h>
+
+#if defined(_ENABLE_VEC_DEBUG)
+#include <iostream>
+#endif
+
+#pragma pack(push,_CRT_PACKING)
+
+#ifdef __SSE__
+
+#pragma pack(push,16)
+
+#define EXPLICIT explicit
+
+class F32vec4 {
+protected:
+  __m128 vec;
+public:
+  F32vec4() {}
+  F32vec4(__m128 m) { vec = m;}
+  F32vec4(float f3,float f2,float f1,float f0) { vec= _mm_set_ps(f3,f2,f1,f0); }
+  EXPLICIT F32vec4(float f) { vec = _mm_set_ps1(f); }
+  EXPLICIT F32vec4(double d) { vec = _mm_set_ps1((float) d); }
+  F32vec4& operator =(float f) { vec = _mm_set_ps1(f); return *this; }
+  F32vec4& operator =(double d) { vec = _mm_set_ps1((float) d); return *this; }
+  operator __m128() const { return vec; }
+  friend F32vec4 operator &(const F32vec4 &a,const F32vec4 &b) { return _mm_and_ps(a,b); }
+  friend F32vec4 operator |(const F32vec4 &a,const F32vec4 &b) { return _mm_or_ps(a,b); }
+  friend F32vec4 operator ^(const F32vec4 &a,const F32vec4 &b) { return _mm_xor_ps(a,b); }
+  friend F32vec4 operator +(const F32vec4 &a,const F32vec4 &b) { return _mm_add_ps(a,b); }
+  friend F32vec4 operator -(const F32vec4 &a,const F32vec4 &b) { return _mm_sub_ps(a,b); }
+  friend F32vec4 operator *(const F32vec4 &a,const F32vec4 &b) { return _mm_mul_ps(a,b); }
+  friend F32vec4 operator /(const F32vec4 &a,const F32vec4 &b) { return _mm_div_ps(a,b); }
+  F32vec4& operator =(const F32vec4 &a) { vec = a.vec; return *this; }
+  F32vec4& operator =(const __m128 &avec) { vec = avec; return *this; }
+  F32vec4& operator +=(F32vec4 &a) { return *this = _mm_add_ps(vec,a); }
+  F32vec4& operator -=(F32vec4 &a) { return *this = _mm_sub_ps(vec,a); }
+  F32vec4& operator *=(F32vec4 &a) { return *this = _mm_mul_ps(vec,a); }
+  F32vec4& operator /=(F32vec4 &a) { return *this = _mm_div_ps(vec,a); }
+  F32vec4& operator &=(F32vec4 &a) { return *this = _mm_and_ps(vec,a); }
+  F32vec4& operator |=(F32vec4 &a) { return *this = _mm_or_ps(vec,a); }
+  F32vec4& operator ^=(F32vec4 &a) { return *this = _mm_xor_ps(vec,a); }
+  friend float add_horizontal(F32vec4 &a) {
+    F32vec4 ftemp = _mm_add_ss(a,_mm_add_ss(_mm_shuffle_ps(a,a,1),_mm_add_ss(_mm_shuffle_ps(a,a,2),_mm_shuffle_ps(a,a,3))));
+    return ftemp[0];
+  }
+  friend F32vec4 sqrt(const F32vec4 &a) { return _mm_sqrt_ps(a); }
+  friend F32vec4 rcp(const F32vec4 &a) { return _mm_rcp_ps(a); }
+  friend F32vec4 rsqrt(const F32vec4 &a) { return _mm_rsqrt_ps(a); }
+  friend F32vec4 rcp_nr(const F32vec4 &a) {
+    F32vec4 Ra0 = _mm_rcp_ps(a);
+    return _mm_sub_ps(_mm_add_ps(Ra0,Ra0),_mm_mul_ps(_mm_mul_ps(Ra0,a),Ra0));
+  }
+  friend F32vec4 rsqrt_nr(const F32vec4 &a) {
+    static const F32vec4 fvecf0pt5(0.5f);
+    static const F32vec4 fvecf3pt0(3.0f);
+    F32vec4 Ra0 = _mm_rsqrt_ps(a);
+    return (fvecf0pt5 *Ra0) *(fvecf3pt0 - (a *Ra0) *Ra0);
+
+  }
+#define Fvec32s4_COMP(op) friend F32vec4 cmp##op (const F32vec4 &a,const F32vec4 &b) { return _mm_cmp##op##_ps(a,b); }
+  Fvec32s4_COMP(eq)
+    Fvec32s4_COMP(lt)
+    Fvec32s4_COMP(le)
+    Fvec32s4_COMP(gt)
+    Fvec32s4_COMP(ge)
+    Fvec32s4_COMP(neq)
+    Fvec32s4_COMP(nlt)
+    Fvec32s4_COMP(nle)
+    Fvec32s4_COMP(ngt)
+    Fvec32s4_COMP(nge)
+#undef Fvec32s4_COMP
+
+    friend F32vec4 simd_min(const F32vec4 &a,const F32vec4 &b) { return _mm_min_ps(a,b); }
+  friend F32vec4 simd_max(const F32vec4 &a,const F32vec4 &b) { return _mm_max_ps(a,b); }
+
+#if defined(_ENABLE_VEC_DEBUG)
+  friend std::ostream & operator<<(std::ostream & os,const F32vec4 &a) {
+    float *fp = (float*)&a;
+    os << "[3]:" << *(fp+3)
+      << " [2]:" << *(fp+2)
+      << " [1]:" << *(fp+1)
+      << " [0]:" << *fp;
+    return os;
+  }
+#endif
+  const float& operator[](int i) const {
+    assert((0 <= i) && (i <= 3));
+    float *fp = (float*)&vec;
+    return *(fp+i);
+  }
+  float& operator[](int i) {
+    assert((0 <= i) && (i <= 3));
+    float *fp = (float*)&vec;
+    return *(fp+i);
+  }
+};
+
+inline F32vec4 unpack_low(const F32vec4 &a,const F32vec4 &b) { return _mm_unpacklo_ps(a,b); }
+inline F32vec4 unpack_high(const F32vec4 &a,const F32vec4 &b) { return _mm_unpackhi_ps(a,b); }
+inline int move_mask(const F32vec4 &a) { return _mm_movemask_ps(a); }
+inline void loadu(F32vec4 &a,float *p) { a = _mm_loadu_ps(p); }
+inline void storeu(float *p,const F32vec4 &a) { _mm_storeu_ps(p,a); }
+inline void store_nta(float *p,F32vec4 &a) { _mm_stream_ps(p,a); }
+
+#define Fvec32s4_SELECT(op) inline F32vec4 select_##op (const F32vec4 &a,const F32vec4 &b,const F32vec4 &c,const F32vec4 &d) { F32vec4 mask = _mm_cmp##op##_ps(a,b); return((mask & c) | F32vec4((_mm_andnot_ps(mask,d)))); }
+Fvec32s4_SELECT(eq)
+Fvec32s4_SELECT(lt)
+Fvec32s4_SELECT(le)
+Fvec32s4_SELECT(gt)
+Fvec32s4_SELECT(ge)
+Fvec32s4_SELECT(neq)
+Fvec32s4_SELECT(nlt)
+Fvec32s4_SELECT(nle)
+Fvec32s4_SELECT(ngt)
+Fvec32s4_SELECT(nge)
+#undef Fvec32s4_SELECT
+
+inline Is16vec4 simd_max(const Is16vec4 &a,const Is16vec4 &b) { return _m_pmaxsw(a,b); }
+inline Is16vec4 simd_min(const Is16vec4 &a,const Is16vec4 &b) { return _m_pminsw(a,b); }
+inline Iu8vec8 simd_max(const Iu8vec8 &a,const Iu8vec8 &b) { return _m_pmaxub(a,b); }
+inline Iu8vec8 simd_min(const Iu8vec8 &a,const Iu8vec8 &b) { return _m_pminub(a,b); }
+inline Iu16vec4 simd_avg(const Iu16vec4 &a,const Iu16vec4 &b) { return _m_pavgw(a,b); }
+inline Iu8vec8 simd_avg(const Iu8vec8 &a,const Iu8vec8 &b) { return _m_pavgb(a,b); }
+inline int move_mask(const I8vec8 &a) { return _m_pmovmskb(a); }
+inline Iu16vec4 mul_high(const Iu16vec4 &a,const Iu16vec4 &b) { return _m_pmulhuw(a,b); }
+inline void mask_move(const I8vec8 &a,const I8vec8 &b,char *addr) { _m_maskmovq(a,b,addr); }
+inline void store_nta(__m64 *p,M64 &a) { _mm_stream_pi(p,a); }
+inline int F32vec4ToInt(const F32vec4 &a) { return _mm_cvtt_ss2si(a); }
+inline Is32vec2 F32vec4ToIs32vec2 (const F32vec4 &a) {
+  __m64 result;
+  result = _mm_cvtt_ps2pi(a);
+  return Is32vec2(result);
+}
+
+inline F32vec4 IntToF32vec4(const F32vec4 &a,int i) {
+  __m128 result;
+  result = _mm_cvt_si2ss(a,i);
+  return F32vec4(result);
+}
+
+inline F32vec4 Is32vec2ToF32vec4(const F32vec4 &a,const Is32vec2 &b) {
+  __m128 result;
+  result = _mm_cvt_pi2ps(a,b);
+  return F32vec4(result);
+}
+
+class F32vec1 {
+protected:
+  __m128 vec;
+public:
+  F32vec1() {}
+  F32vec1(int i) { vec = _mm_cvt_si2ss(vec,i);};
+  EXPLICIT F32vec1(float f) { vec = _mm_set_ss(f); }
+  EXPLICIT F32vec1(double d) { vec = _mm_set_ss((float) d); }
+  F32vec1(__m128 m) { vec = m; }
+  operator __m128() const { return vec; }
+  friend F32vec1 operator &(const F32vec1 &a,const F32vec1 &b) { return _mm_and_ps(a,b); }
+  friend F32vec1 operator |(const F32vec1 &a,const F32vec1 &b) { return _mm_or_ps(a,b); }
+  friend F32vec1 operator ^(const F32vec1 &a,const F32vec1 &b) { return _mm_xor_ps(a,b); }
+  friend F32vec1 operator +(const F32vec1 &a,const F32vec1 &b) { return _mm_add_ss(a,b); }
+  friend F32vec1 operator -(const F32vec1 &a,const F32vec1 &b) { return _mm_sub_ss(a,b); }
+  friend F32vec1 operator *(const F32vec1 &a,const F32vec1 &b) { return _mm_mul_ss(a,b); }
+  friend F32vec1 operator /(const F32vec1 &a,const F32vec1 &b) { return _mm_div_ss(a,b); }
+  F32vec1& operator +=(F32vec1 &a) { return *this = _mm_add_ss(vec,a); }
+  F32vec1& operator -=(F32vec1 &a) { return *this = _mm_sub_ss(vec,a); }
+  F32vec1& operator *=(F32vec1 &a) { return *this = _mm_mul_ss(vec,a); }
+  F32vec1& operator /=(F32vec1 &a) { return *this = _mm_div_ss(vec,a); }
+  F32vec1& operator &=(F32vec1 &a) { return *this = _mm_and_ps(vec,a); }
+  F32vec1& operator |=(F32vec1 &a) { return *this = _mm_or_ps(vec,a); }
+  F32vec1& operator ^=(F32vec1 &a) { return *this = _mm_xor_ps(vec,a); }
+  friend F32vec1 sqrt(const F32vec1 &a) { return _mm_sqrt_ss(a); }
+  friend F32vec1 rcp(const F32vec1 &a) { return _mm_rcp_ss(a); }
+  friend F32vec1 rsqrt(const F32vec1 &a) { return _mm_rsqrt_ss(a); }
+  friend F32vec1 rcp_nr(const F32vec1 &a) {
+    F32vec1 Ra0 = _mm_rcp_ss(a);
+    return _mm_sub_ss(_mm_add_ss(Ra0,Ra0),_mm_mul_ss(_mm_mul_ss(Ra0,a),Ra0));
+  }
+  friend F32vec1 rsqrt_nr(const F32vec1 &a) {
+    static const F32vec1 fvecf0pt5(0.5f);
+    static const F32vec1 fvecf3pt0(3.0f);
+    F32vec1 Ra0 = _mm_rsqrt_ss(a);
+    return (fvecf0pt5 *Ra0) *(fvecf3pt0 - (a *Ra0) *Ra0);
+  }
+#define Fvec32s1_COMP(op) friend F32vec1 cmp##op (const F32vec1 &a,const F32vec1 &b) { return _mm_cmp##op##_ss(a,b); }
+  Fvec32s1_COMP(eq)
+    Fvec32s1_COMP(lt)
+    Fvec32s1_COMP(le)
+    Fvec32s1_COMP(gt)
+    Fvec32s1_COMP(ge)
+    Fvec32s1_COMP(neq)
+    Fvec32s1_COMP(nlt)
+    Fvec32s1_COMP(nle)
+    Fvec32s1_COMP(ngt)
+    Fvec32s1_COMP(nge)
+#undef Fvec32s1_COMP
+
+    friend F32vec1 simd_min(const F32vec1 &a,const F32vec1 &b) { return _mm_min_ss(a,b); }
+  friend F32vec1 simd_max(const F32vec1 &a,const F32vec1 &b) { return _mm_max_ss(a,b); }
+
+#if defined(_ENABLE_VEC_DEBUG)
+  friend std::ostream & operator<<(std::ostream & os,const F32vec1 &a) {
+    float *fp = (float*)&a;
+    os << "float:" << *fp;
+    return os;
+  }
+#endif
+};
+
+#define Fvec32s1_SELECT(op) inline F32vec1 select_##op (const F32vec1 &a,const F32vec1 &b,const F32vec1 &c,const F32vec1 &d) { F32vec1 mask = _mm_cmp##op##_ss(a,b); return((mask & c) | F32vec1((_mm_andnot_ps(mask,d)))); }
+Fvec32s1_SELECT(eq)
+Fvec32s1_SELECT(lt)
+Fvec32s1_SELECT(le)
+Fvec32s1_SELECT(gt)
+Fvec32s1_SELECT(ge)
+Fvec32s1_SELECT(neq)
+Fvec32s1_SELECT(nlt)
+Fvec32s1_SELECT(nle)
+Fvec32s1_SELECT(ngt)
+Fvec32s1_SELECT(nge)
+#undef Fvec32s1_SELECT
+
+inline int F32vec1ToInt(const F32vec1 &a)
+{
+  return _mm_cvtt_ss2si(a);
+}
+
+#pragma pack(pop)
+
+#endif /* #ifdef __SSE__ */
+#pragma pack(pop)
+#endif
+#endif