1227 lines
45 KiB
C++
1227 lines
45 KiB
C++
//----------------------------------------------------------------------------//
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// //
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// ozz-animation is hosted at http://github.com/guillaumeblanc/ozz-animation //
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// and distributed under the MIT License (MIT). //
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// //
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// Copyright (c) Guillaume Blanc //
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// //
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// Permission is hereby granted, free of charge, to any person obtaining a //
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// copy of this software and associated documentation files (the "Software"), //
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// to deal in the Software without restriction, including without limitation //
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// the rights to use, copy, modify, merge, publish, distribute, sublicense, //
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// and/or sell copies of the Software, and to permit persons to whom the //
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// Software is furnished to do so, subject to the following conditions: //
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// //
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// The above copyright notice and this permission notice shall be included in //
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// all copies or substantial portions of the Software. //
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// //
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR //
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, //
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL //
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER //
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING //
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER //
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// DEALINGS IN THE SOFTWARE. //
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// //
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//----------------------------------------------------------------------------//
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#ifndef OZZ_OZZ_BASE_MATHS_SIMD_MATH_H_
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#define OZZ_OZZ_BASE_MATHS_SIMD_MATH_H_
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#include "ozz/base/maths/internal/simd_math_config.h"
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#include "ozz/base/platform.h"
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namespace ozz {
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namespace math {
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// Returns SIMDimplementation name has decided at library build time.
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OZZ_BASE_DLL const char* SimdImplementationName();
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namespace simd_float4 {
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// Returns a SimdFloat4 vector with all components set to 0.
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OZZ_INLINE SimdFloat4 zero();
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// Returns a SimdFloat4 vector with all components set to 1.
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OZZ_INLINE SimdFloat4 one();
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// Returns a SimdFloat4 vector with the x component set to 1 and all the others
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// to 0.
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OZZ_INLINE SimdFloat4 x_axis();
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// Returns a SimdFloat4 vector with the y component set to 1 and all the others
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// to 0.
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OZZ_INLINE SimdFloat4 y_axis();
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// Returns a SimdFloat4 vector with the z component set to 1 and all the others
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// to 0.
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OZZ_INLINE SimdFloat4 z_axis();
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// Returns a SimdFloat4 vector with the w component set to 1 and all the others
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// to 0.
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OZZ_INLINE SimdFloat4 w_axis();
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// Loads _x, _y, _z, _w to the returned vector.
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// r.x = _x
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// r.y = _y
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// r.z = _z
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// r.w = _w
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OZZ_INLINE SimdFloat4 Load(float _x, float _y, float _z, float _w);
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// Loads _x to the x component of the returned vector, and sets y, z and w to 0.
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// r.x = _x
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// r.y = 0
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// r.z = 0
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// r.w = 0
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OZZ_INLINE SimdFloat4 LoadX(float _x);
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// Loads _x to the all the components of the returned vector.
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// r.x = _x
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// r.y = _x
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// r.z = _x
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// r.w = _x
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OZZ_INLINE SimdFloat4 Load1(float _x);
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// Loads the 4 values of _f to the returned vector.
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// _f must be aligned to 16 bytes.
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// r.x = _f[0]
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// r.y = _f[1]
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// r.z = _f[2]
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// r.w = _f[3]
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OZZ_INLINE SimdFloat4 LoadPtr(const float* _f);
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// Loads the 4 values of _f to the returned vector.
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// _f must be aligned to 4 bytes.
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// r.x = _f[0]
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// r.y = _f[1]
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// r.z = _f[2]
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// r.w = _f[3]
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OZZ_INLINE SimdFloat4 LoadPtrU(const float* _f);
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// Loads _f[0] to the x component of the returned vector, and sets y, z and w
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// to 0.
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// _f must be aligned to 4 bytes.
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// r.x = _f[0]
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// r.y = 0
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// r.z = 0
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// r.w = 0
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OZZ_INLINE SimdFloat4 LoadXPtrU(const float* _f);
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// Loads _f[0] to all the components of the returned vector.
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// _f must be aligned to 4 bytes.
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// r.x = _f[0]
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// r.y = _f[0]
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// r.z = _f[0]
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// r.w = _f[0]
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OZZ_INLINE SimdFloat4 Load1PtrU(const float* _f);
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// Loads the 2 first value of _f to the x and y components of the returned
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// vector. The remaining components are set to 0.
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// _f must be aligned to 4 bytes.
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// r.x = _f[0]
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// r.y = _f[1]
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// r.z = 0
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// r.w = 0
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OZZ_INLINE SimdFloat4 Load2PtrU(const float* _f);
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// Loads the 3 first value of _f to the x, y and z components of the returned
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// vector. The remaining components are set to 0.
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// _f must be aligned to 4 bytes.
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// r.x = _f[0]
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// r.y = _f[1]
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// r.z = _f[2]
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// r.w = 0
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OZZ_INLINE SimdFloat4 Load3PtrU(const float* _f);
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// Convert from integer to float.
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OZZ_INLINE SimdFloat4 FromInt(_SimdInt4 _i);
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} // namespace simd_float4
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// Returns the x component of _v as a float.
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OZZ_INLINE float GetX(_SimdFloat4 _v);
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// Returns the y component of _v as a float.
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OZZ_INLINE float GetY(_SimdFloat4 _v);
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// Returns the z component of _v as a float.
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OZZ_INLINE float GetZ(_SimdFloat4 _v);
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// Returns the w component of _v as a float.
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OZZ_INLINE float GetW(_SimdFloat4 _v);
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// Returns _v with the x component set to x component of _f.
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OZZ_INLINE SimdFloat4 SetX(_SimdFloat4 _v, _SimdFloat4 _f);
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// Returns _v with the y component set to x component of _f.
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OZZ_INLINE SimdFloat4 SetY(_SimdFloat4 _v, _SimdFloat4 _f);
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// Returns _v with the z component set to x component of _f.
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OZZ_INLINE SimdFloat4 SetZ(_SimdFloat4 _v, _SimdFloat4 _f);
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// Returns _v with the w component set to x component of _f.
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OZZ_INLINE SimdFloat4 SetW(_SimdFloat4 _v, _SimdFloat4 _f);
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// Returns _v with the _i th component set to _f.
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// _i must be in range [0,3]
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OZZ_INLINE SimdFloat4 SetI(_SimdFloat4 _v, _SimdFloat4 _f, int _i);
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// Stores the 4 components of _v to the four first floats of _f.
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// _f must be aligned to 16 bytes.
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// _f[0] = _v.x
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// _f[1] = _v.y
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// _f[2] = _v.z
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// _f[3] = _v.w
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OZZ_INLINE void StorePtr(_SimdFloat4 _v, float* _f);
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// Stores the x component of _v to the first float of _f.
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// _f must be aligned to 16 bytes.
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// _f[0] = _v.x
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OZZ_INLINE void Store1Ptr(_SimdFloat4 _v, float* _f);
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// Stores x and y components of _v to the two first floats of _f.
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// _f must be aligned to 16 bytes.
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// _f[0] = _v.x
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// _f[1] = _v.y
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OZZ_INLINE void Store2Ptr(_SimdFloat4 _v, float* _f);
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// Stores x, y and z components of _v to the three first floats of _f.
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// _f must be aligned to 16 bytes.
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// _f[0] = _v.x
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// _f[1] = _v.y
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// _f[2] = _v.z
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OZZ_INLINE void Store3Ptr(_SimdFloat4 _v, float* _f);
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// Stores the 4 components of _v to the four first floats of _f.
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// _f must be aligned to 4 bytes.
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// _f[0] = _v.x
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// _f[1] = _v.y
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// _f[2] = _v.z
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// _f[3] = _v.w
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OZZ_INLINE void StorePtrU(_SimdFloat4 _v, float* _f);
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// Stores the x component of _v to the first float of _f.
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// _f must be aligned to 4 bytes.
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// _f[0] = _v.x
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OZZ_INLINE void Store1PtrU(_SimdFloat4 _v, float* _f);
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// Stores x and y components of _v to the two first floats of _f.
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// _f must be aligned to 4 bytes.
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// _f[0] = _v.x
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// _f[1] = _v.y
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OZZ_INLINE void Store2PtrU(_SimdFloat4 _v, float* _f);
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// Stores x, y and z components of _v to the three first floats of _f.
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// _f must be aligned to 4 bytes.
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// _f[0] = _v.x
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// _f[1] = _v.y
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// _f[2] = _v.z
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OZZ_INLINE void Store3PtrU(_SimdFloat4 _v, float* _f);
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// Replicates x of _a to all the components of the returned vector.
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OZZ_INLINE SimdFloat4 SplatX(_SimdFloat4 _v);
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// Replicates y of _a to all the components of the returned vector.
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OZZ_INLINE SimdFloat4 SplatY(_SimdFloat4 _v);
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// Replicates z of _a to all the components of the returned vector.
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OZZ_INLINE SimdFloat4 SplatZ(_SimdFloat4 _v);
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// Replicates w of _a to all the components of the returned vector.
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OZZ_INLINE SimdFloat4 SplatW(_SimdFloat4 _v);
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// Swizzle x, y, z and w components based on compile time arguments _X, _Y, _Z
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// and _W. Arguments can vary from 0 (x), to 3 (w).
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template <size_t _X, size_t _Y, size_t _Z, size_t _W>
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OZZ_INLINE SimdFloat4 Swizzle(_SimdFloat4 _v);
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// Transposes the x components of the 4 SimdFloat4 of _in into the 1
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// SimdFloat4 of _out.
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OZZ_INLINE void Transpose4x1(const SimdFloat4 _in[4], SimdFloat4 _out[1]);
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// Transposes x, y, z and w components of _in to the x components of _out.
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// Remaining y, z and w are set to 0.
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OZZ_INLINE void Transpose1x4(const SimdFloat4 _in[1], SimdFloat4 _out[4]);
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// Transposes the x and y components of the 4 SimdFloat4 of _in into the 2
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// SimdFloat4 of _out.
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OZZ_INLINE void Transpose4x2(const SimdFloat4 _in[4], SimdFloat4 _out[2]);
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// Transposes the 2 SimdFloat4 of _in into the x and y components of the 4
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// SimdFloat4 of _out. Remaining z and w are set to 0.
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OZZ_INLINE void Transpose2x4(const SimdFloat4 _in[2], SimdFloat4 _out[4]);
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// Transposes the x, y and z components of the 4 SimdFloat4 of _in into the 3
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// SimdFloat4 of _out.
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OZZ_INLINE void Transpose4x3(const SimdFloat4 _in[4], SimdFloat4 _out[3]);
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// Transposes the 3 SimdFloat4 of _in into the x, y and z components of the 4
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// SimdFloat4 of _out. Remaining w are set to 0.
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OZZ_INLINE void Transpose3x4(const SimdFloat4 _in[3], SimdFloat4 _out[4]);
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// Transposes the 4 SimdFloat4 of _in into the 4 SimdFloat4 of _out.
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OZZ_INLINE void Transpose4x4(const SimdFloat4 _in[4], SimdFloat4 _out[4]);
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// Transposes the 16 SimdFloat4 of _in into the 16 SimdFloat4 of _out.
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OZZ_INLINE void Transpose16x16(const SimdFloat4 _in[16], SimdFloat4 _out[16]);
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// Multiplies _a and _b, then adds _c.
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// v = (_a * _b) + _c
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OZZ_INLINE SimdFloat4 MAdd(_SimdFloat4 _a, _SimdFloat4 _b, _SimdFloat4 _c);
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// Multiplies _a and _b, then subs _c.
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// v = (_a * _b) + _c
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OZZ_INLINE SimdFloat4 MSub(_SimdFloat4 _a, _SimdFloat4 _b, _SimdFloat4 _c);
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// Multiplies _a and _b, negate it, then adds _c.
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// v = -(_a * _b) + _c
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OZZ_INLINE SimdFloat4 NMAdd(_SimdFloat4 _a, _SimdFloat4 _b, _SimdFloat4 _c);
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// Multiplies _a and _b, negate it, then subs _c.
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// v = -(_a * _b) + _c
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OZZ_INLINE SimdFloat4 NMSub(_SimdFloat4 _a, _SimdFloat4 _b, _SimdFloat4 _c);
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// Divides the x component of _a by the _x component of _b and stores it in the
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// x component of the returned vector. y, z, w of the returned vector are the
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// same as _a respective components.
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// r.x = _a.x / _b.x
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// r.y = _a.y
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// r.z = _a.z
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// r.w = _a.w
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OZZ_INLINE SimdFloat4 DivX(_SimdFloat4 _a, _SimdFloat4 _b);
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// Computes the (horizontal) addition of x and y components of _v. The result is
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// stored in the x component of the returned value. y, z, w of the returned
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// vector are the same as their respective components in _v.
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// r.x = _a.x + _a.y
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// r.y = _a.y
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// r.z = _a.z
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// r.w = _a.w
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OZZ_INLINE SimdFloat4 HAdd2(_SimdFloat4 _v);
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// Computes the (horizontal) addition of x, y and z components of _v. The result
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// is stored in the x component of the returned value. y, z, w of the returned
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// vector are the same as their respective components in _v.
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// r.x = _a.x + _a.y + _a.z
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// r.y = _a.y
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// r.z = _a.z
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// r.w = _a.w
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OZZ_INLINE SimdFloat4 HAdd3(_SimdFloat4 _v);
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// Computes the (horizontal) addition of x and y components of _v. The result is
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// stored in the x component of the returned value. y, z, w of the returned
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// vector are the same as their respective components in _v.
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// r.x = _a.x + _a.y + _a.z + _a.w
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// r.y = _a.y
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// r.z = _a.z
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// r.w = _a.w
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OZZ_INLINE SimdFloat4 HAdd4(_SimdFloat4 _v);
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// Computes the dot product of x and y components of _v. The result is
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// stored in the x component of the returned value. y, z, w of the returned
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// vector are undefined.
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// r.x = _a.x * _a.x + _a.y * _a.y
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// r.y = ?
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// r.z = ?
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// r.w = ?
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OZZ_INLINE SimdFloat4 Dot2(_SimdFloat4 _a, _SimdFloat4 _b);
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// Computes the dot product of x, y and z components of _v. The result is
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// stored in the x component of the returned value. y, z, w of the returned
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// vector are undefined.
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// r.x = _a.x * _a.x + _a.y * _a.y + _a.z * _a.z
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// r.y = ?
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// r.z = ?
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// r.w = ?
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OZZ_INLINE SimdFloat4 Dot3(_SimdFloat4 _a, _SimdFloat4 _b);
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// Computes the dot product of x, y, z and w components of _v. The result is
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// stored in the x component of the returned value. y, z, w of the returned
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// vector are undefined.
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// r.x = _a.x * _a.x + _a.y * _a.y + _a.z * _a.z + _a.w * _a.w
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// r.y = ?
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// r.z = ?
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// r.w = ?
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OZZ_INLINE SimdFloat4 Dot4(_SimdFloat4 _a, _SimdFloat4 _b);
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// Computes the cross product of x, y and z components of _v. The result is
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// stored in the x, y and z components of the returned value. w of the returned
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// vector is undefined.
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// r.x = _a.y * _b.z - _a.z * _b.y
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// r.y = _a.z * _b.x - _a.x * _b.z
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// r.z = _a.x * _b.y - _a.y * _b.x
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// r.w = ?
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OZZ_INLINE SimdFloat4 Cross3(_SimdFloat4 _a, _SimdFloat4 _b);
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// Returns the per component estimated reciprocal of _v.
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OZZ_INLINE SimdFloat4 RcpEst(_SimdFloat4 _v);
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// Returns the per component estimated reciprocal of _v, where approximation is
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// improved with one more new Newton-Raphson step.
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OZZ_INLINE SimdFloat4 RcpEstNR(_SimdFloat4 _v);
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// Returns the estimated reciprocal of the x component of _v and stores it in
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// the x component of the returned vector. y, z, w of the returned vector are
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// the same as their respective components in _v.
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OZZ_INLINE SimdFloat4 RcpEstX(_SimdFloat4 _v);
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// Returns the estimated reciprocal of the x component of _v, where
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// approximation is improved with one more new Newton-Raphson step. y, z, w of
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// the returned vector are undefined.
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OZZ_INLINE SimdFloat4 RcpEstXNR(_SimdFloat4 _v);
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// Returns the per component square root of _v.
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OZZ_INLINE SimdFloat4 Sqrt(_SimdFloat4 _v);
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// Returns the square root of the x component of _v and stores it in the x
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// component of the returned vector. y, z, w of the returned vector are the
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// same as their respective components in _v.
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OZZ_INLINE SimdFloat4 SqrtX(_SimdFloat4 _v);
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// Returns the per component estimated reciprocal square root of _v.
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OZZ_INLINE SimdFloat4 RSqrtEst(_SimdFloat4 _v);
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// Returns the per component estimated reciprocal square root of _v, where
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// approximation is improved with one more new Newton-Raphson step.
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OZZ_INLINE SimdFloat4 RSqrtEstNR(_SimdFloat4 _v);
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// Returns the estimated reciprocal square root of the x component of _v and
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// stores it in the x component of the returned vector. y, z, w of the returned
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// vector are the same as their respective components in _v.
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OZZ_INLINE SimdFloat4 RSqrtEstX(_SimdFloat4 _v);
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// Returns the estimated reciprocal square root of the x component of _v, where
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// approximation is improved with one more new Newton-Raphson step. y, z, w of
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// the returned vector are undefined.
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OZZ_INLINE SimdFloat4 RSqrtEstXNR(_SimdFloat4 _v);
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// Returns the per element absolute value of _v.
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OZZ_INLINE SimdFloat4 Abs(_SimdFloat4 _v);
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// Returns the sign bit of _v.
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OZZ_INLINE SimdInt4 Sign(_SimdFloat4 _v);
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// Returns the per component minimum of _a and _b.
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OZZ_INLINE SimdFloat4 Min(_SimdFloat4 _a, _SimdFloat4 _b);
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// Returns the per component maximum of _a and _b.
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OZZ_INLINE SimdFloat4 Max(_SimdFloat4 _a, _SimdFloat4 _b);
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// Returns the per component minimum of _v and 0.
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OZZ_INLINE SimdFloat4 Min(_SimdFloat4 _v);
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// Returns the per component maximum of _v and 0.
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OZZ_INLINE SimdFloat4 Max0(_SimdFloat4 _v);
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// Clamps each element of _x between _a and _b.
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// Result is unknown if _a is not less or equal to _b.
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OZZ_INLINE SimdFloat4 Clamp(_SimdFloat4 _a, _SimdFloat4 _v, _SimdFloat4 _b);
|
|
|
|
// Computes the length of the components x and y of _v, and stores it in the x
|
|
// component of the returned vector. y, z, w of the returned vector are
|
|
// undefined.
|
|
OZZ_INLINE SimdFloat4 Length2(_SimdFloat4 _v);
|
|
|
|
// Computes the length of the components x, y and z of _v, and stores it in the
|
|
// x component of the returned vector. undefined.
|
|
OZZ_INLINE SimdFloat4 Length3(_SimdFloat4 _v);
|
|
|
|
// Computes the length of _v, and stores it in the x component of the returned
|
|
// vector. y, z, w of the returned vector are undefined.
|
|
OZZ_INLINE SimdFloat4 Length4(_SimdFloat4 _v);
|
|
|
|
// Computes the square length of the components x and y of _v, and stores it
|
|
// in the x component of the returned vector. y, z, w of the returned vector are
|
|
// undefined.
|
|
OZZ_INLINE SimdFloat4 Length2Sqr(_SimdFloat4 _v);
|
|
|
|
// Computes the square length of the components x, y and z of _v, and stores it
|
|
// in the x component of the returned vector. y, z, w of the returned vector are
|
|
// undefined.
|
|
OZZ_INLINE SimdFloat4 Length3Sqr(_SimdFloat4 _v);
|
|
|
|
// Computes the square length of the components x, y, z and w of _v, and stores
|
|
// it in the x component of the returned vector. y, z, w of the returned vector
|
|
// undefined.
|
|
OZZ_INLINE SimdFloat4 Length4Sqr(_SimdFloat4 _v);
|
|
|
|
// Returns the normalized vector of the components x and y of _v, and stores
|
|
// it in the x and y components of the returned vector. z and w of the returned
|
|
// vector are the same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 Normalize2(_SimdFloat4 _v);
|
|
|
|
// Returns the normalized vector of the components x, y and z of _v, and stores
|
|
// it in the x, y and z components of the returned vector. w of the returned
|
|
// vector is the same as its respective component in _v.
|
|
OZZ_INLINE SimdFloat4 Normalize3(_SimdFloat4 _v);
|
|
|
|
// Returns the normalized vector _v.
|
|
OZZ_INLINE SimdFloat4 Normalize4(_SimdFloat4 _v);
|
|
|
|
// Returns the estimated normalized vector of the components x and y of _v, and
|
|
// stores it in the x and y components of the returned vector. z and w of the
|
|
// returned vector are the same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 NormalizeEst2(_SimdFloat4 _v);
|
|
|
|
// Returns the estimated normalized vector of the components x, y and z of _v,
|
|
// and stores it in the x, y and z components of the returned vector. w of the
|
|
// returned vector is the same as its respective component in _v.
|
|
OZZ_INLINE SimdFloat4 NormalizeEst3(_SimdFloat4 _v);
|
|
|
|
// Returns the estimated normalized vector _v.
|
|
OZZ_INLINE SimdFloat4 NormalizeEst4(_SimdFloat4 _v);
|
|
|
|
// Tests if the components x and y of _v forms a normalized vector.
|
|
// Returns the result in the x component of the returned vector. y, z and w are
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsNormalized2(_SimdFloat4 _v);
|
|
|
|
// Tests if the components x, y and z of _v forms a normalized vector.
|
|
// Returns the result in the x component of the returned vector. y, z and w are
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsNormalized3(_SimdFloat4 _v);
|
|
|
|
// Tests if the _v is a normalized vector.
|
|
// Returns the result in the x component of the returned vector. y, z and w are
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsNormalized4(_SimdFloat4 _v);
|
|
|
|
// Tests if the components x and y of _v forms a normalized vector.
|
|
// Uses the estimated normalization coefficient, that matches estimated math
|
|
// functions (RecpEst, MormalizeEst...).
|
|
// Returns the result in the x component of the returned vector. y, z and w are
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsNormalizedEst2(_SimdFloat4 _v);
|
|
|
|
// Tests if the components x, y and z of _v forms a normalized vector.
|
|
// Uses the estimated normalization coefficient, that matches estimated math
|
|
// functions (RecpEst, MormalizeEst...).
|
|
// Returns the result in the x component of the returned vector. y, z and w are
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsNormalizedEst3(_SimdFloat4 _v);
|
|
|
|
// Tests if the _v is a normalized vector.
|
|
// Uses the estimated normalization coefficient, that matches estimated math
|
|
// functions (RecpEst, MormalizeEst...).
|
|
// Returns the result in the x component of the returned vector. y, z and w are
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsNormalizedEst4(_SimdFloat4 _v);
|
|
|
|
// Returns the normalized vector of the components x and y of _v if it is
|
|
// normalizable, otherwise returns _safe. z and w of the returned vector are
|
|
// the same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 NormalizeSafe2(_SimdFloat4 _v, _SimdFloat4 _safe);
|
|
|
|
// Returns the normalized vector of the components x, y, z and w of _v if it is
|
|
// normalizable, otherwise returns _safe. w of the returned vector is the same
|
|
// as its respective components in _v.
|
|
OZZ_INLINE SimdFloat4 NormalizeSafe3(_SimdFloat4 _v, _SimdFloat4 _safe);
|
|
|
|
// Returns the normalized vector _v if it is normalizable, otherwise returns
|
|
// _safe.
|
|
OZZ_INLINE SimdFloat4 NormalizeSafe4(_SimdFloat4 _v, _SimdFloat4 _safe);
|
|
|
|
// Returns the estimated normalized vector of the components x and y of _v if it
|
|
// is normalizable, otherwise returns _safe. z and w of the returned vector are
|
|
// the same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 NormalizeSafeEst2(_SimdFloat4 _v, _SimdFloat4 _safe);
|
|
|
|
// Returns the estimated normalized vector of the components x, y, z and w of _v
|
|
// if it is normalizable, otherwise returns _safe. w of the returned vector is
|
|
// the same as its respective components in _v.
|
|
OZZ_INLINE SimdFloat4 NormalizeSafeEst3(_SimdFloat4 _v, _SimdFloat4 _safe);
|
|
|
|
// Returns the estimated normalized vector _v if it is normalizable, otherwise
|
|
// returns _safe.
|
|
OZZ_INLINE SimdFloat4 NormalizeSafeEst4(_SimdFloat4 _v, _SimdFloat4 _safe);
|
|
|
|
// Computes the per element linear interpolation of _a and _b, where _alpha is
|
|
// not bound to range [0,1].
|
|
OZZ_INLINE SimdFloat4 Lerp(_SimdFloat4 _a, _SimdFloat4 _b, _SimdFloat4 _alpha);
|
|
|
|
// Computes the per element cosine of _v.
|
|
OZZ_INLINE SimdFloat4 Cos(_SimdFloat4 _v);
|
|
|
|
// Computes the cosine of the x component of _v and stores it in the x
|
|
// component of the returned vector. y, z and w of the returned vector are the
|
|
// same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 CosX(_SimdFloat4 _v);
|
|
|
|
// Computes the per element arccosine of _v.
|
|
OZZ_INLINE SimdFloat4 ACos(_SimdFloat4 _v);
|
|
|
|
// Computes the arccosine of the x component of _v and stores it in the x
|
|
// component of the returned vector. y, z and w of the returned vector are the
|
|
// same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 ACosX(_SimdFloat4 _v);
|
|
|
|
// Computes the per element sines of _v.
|
|
OZZ_INLINE SimdFloat4 Sin(_SimdFloat4 _v);
|
|
|
|
// Computes the sines of the x component of _v and stores it in the x
|
|
// component of the returned vector. y, z and w of the returned vector are the
|
|
// same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 SinX(_SimdFloat4 _v);
|
|
|
|
// Computes the per element arcsine of _v.
|
|
OZZ_INLINE SimdFloat4 ASin(_SimdFloat4 _v);
|
|
|
|
// Computes the arcsine of the x component of _v and stores it in the x
|
|
// component of the returned vector. y, z and w of the returned vector are the
|
|
// same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 ASinX(_SimdFloat4 _v);
|
|
|
|
// Computes the per element tangent of _v.
|
|
OZZ_INLINE SimdFloat4 Tan(_SimdFloat4 _v);
|
|
|
|
// Computes the tangent of the x component of _v and stores it in the x
|
|
// component of the returned vector. y, z and w of the returned vector are the
|
|
// same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 TanX(_SimdFloat4 _v);
|
|
|
|
// Computes the per element arctangent of _v.
|
|
OZZ_INLINE SimdFloat4 ATan(_SimdFloat4 _v);
|
|
|
|
// Computes the arctangent of the x component of _v and stores it in the x
|
|
// component of the returned vector. y, z and w of the returned vector are the
|
|
// same as their respective components in _v.
|
|
OZZ_INLINE SimdFloat4 ATanX(_SimdFloat4 _v);
|
|
|
|
// Returns boolean selection of vectors _true and _false according to condition
|
|
// _b. All bits a each component of _b must have the same value (O or
|
|
// 0xffffffff) to ensure portability.
|
|
OZZ_INLINE SimdFloat4 Select(_SimdInt4 _b, _SimdFloat4 _true,
|
|
_SimdFloat4 _false);
|
|
|
|
// Per element "equal" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpEq(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Per element "not equal" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpNe(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Per element "less than" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpLt(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Per element "less than or equal" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpLe(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Per element "greater than" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpGt(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Per element "greater than or equal" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpGe(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Returns per element binary and operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] & _b[0...127]
|
|
OZZ_INLINE SimdFloat4 And(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Returns per element binary or operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] | _b[0...127]
|
|
OZZ_INLINE SimdFloat4 Or(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Returns per element binary logical xor operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] ^ _b[0...127]
|
|
OZZ_INLINE SimdFloat4 Xor(_SimdFloat4 _a, _SimdFloat4 _b);
|
|
|
|
// Returns per element binary and operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] & _b[0...127]
|
|
OZZ_INLINE SimdFloat4 And(_SimdFloat4 _a, _SimdInt4 _b);
|
|
|
|
// Returns per element binary and operation of _a and ~_b.
|
|
// _v[0...127] = _a[0...127] & ~_b[0...127]
|
|
OZZ_INLINE SimdFloat4 AndNot(_SimdFloat4 _a, _SimdInt4 _b);
|
|
|
|
// Returns per element binary or operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] | _b[0...127]
|
|
OZZ_INLINE SimdFloat4 Or(_SimdFloat4 _a, _SimdInt4 _b);
|
|
|
|
// Returns per element binary logical xor operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] ^ _b[0...127]
|
|
OZZ_INLINE SimdFloat4 Xor(_SimdFloat4 _a, _SimdInt4 _b);
|
|
|
|
namespace simd_int4 {
|
|
// Returns a SimdInt4 vector with all components set to 0.
|
|
OZZ_INLINE SimdInt4 zero();
|
|
|
|
// Returns a SimdInt4 vector with all components set to 1.
|
|
OZZ_INLINE SimdInt4 one();
|
|
|
|
// Returns a SimdInt4 vector with the x component set to 1 and all the others
|
|
// to 0.
|
|
OZZ_INLINE SimdInt4 x_axis();
|
|
|
|
// Returns a SimdInt4 vector with the y component set to 1 and all the others
|
|
// to 0.
|
|
OZZ_INLINE SimdInt4 y_axis();
|
|
|
|
// Returns a SimdInt4 vector with the z component set to 1 and all the others
|
|
// to 0.
|
|
OZZ_INLINE SimdInt4 z_axis();
|
|
|
|
// Returns a SimdInt4 vector with the w component set to 1 and all the others
|
|
// to 0.
|
|
OZZ_INLINE SimdInt4 w_axis();
|
|
|
|
// Returns a SimdInt4 vector with all components set to true (0xffffffff).
|
|
OZZ_INLINE SimdInt4 all_true();
|
|
|
|
// Returns a SimdInt4 vector with all components set to false (0).
|
|
OZZ_INLINE SimdInt4 all_false();
|
|
|
|
// Returns a SimdInt4 vector with sign bits set to 1.
|
|
OZZ_INLINE SimdInt4 mask_sign();
|
|
|
|
// Returns a SimdInt4 vector with all bits set to 1 except sign.
|
|
OZZ_INLINE SimdInt4 mask_not_sign();
|
|
|
|
// Returns a SimdInt4 vector with sign bits of x, y and z components set to 1.
|
|
OZZ_INLINE SimdInt4 mask_sign_xyz();
|
|
|
|
// Returns a SimdInt4 vector with sign bits of w component set to 1.
|
|
OZZ_INLINE SimdInt4 mask_sign_w();
|
|
|
|
// Returns a SimdInt4 vector with all bits set to 1.
|
|
OZZ_INLINE SimdInt4 mask_ffff();
|
|
|
|
// Returns a SimdInt4 vector with all bits set to 0.
|
|
OZZ_INLINE SimdInt4 mask_0000();
|
|
|
|
// Returns a SimdInt4 vector with all the bits of the x, y, z components set to
|
|
// 1, while z is set to 0.
|
|
OZZ_INLINE SimdInt4 mask_fff0();
|
|
|
|
// Returns a SimdInt4 vector with all the bits of the x component set to 1,
|
|
// while the others are set to 0.
|
|
OZZ_INLINE SimdInt4 mask_f000();
|
|
|
|
// Returns a SimdInt4 vector with all the bits of the y component set to 1,
|
|
// while the others are set to 0.
|
|
OZZ_INLINE SimdInt4 mask_0f00();
|
|
|
|
// Returns a SimdInt4 vector with all the bits of the z component set to 1,
|
|
// while the others are set to 0.
|
|
OZZ_INLINE SimdInt4 mask_00f0();
|
|
|
|
// Returns a SimdInt4 vector with all the bits of the w component set to 1,
|
|
// while the others are set to 0.
|
|
OZZ_INLINE SimdInt4 mask_000f();
|
|
|
|
// Loads _x, _y, _z, _w to the returned vector.
|
|
// r.x = _x
|
|
// r.y = _y
|
|
// r.z = _z
|
|
// r.w = _w
|
|
OZZ_INLINE SimdInt4 Load(int _x, int _y, int _z, int _w);
|
|
|
|
// Loads _x, _y, _z, _w to the returned vector using the following conversion
|
|
// rule.
|
|
// r.x = _x ? 0xffffffff:0
|
|
// r.y = _y ? 0xffffffff:0
|
|
// r.z = _z ? 0xffffffff:0
|
|
// r.w = _w ? 0xffffffff:0
|
|
OZZ_INLINE SimdInt4 Load(bool _x, bool _y, bool _z, bool _w);
|
|
|
|
// Loads _x to the x component of the returned vector using the following
|
|
// conversion rule, and sets y, z and w to 0.
|
|
// r.x = _x ? 0xffffffff:0
|
|
// r.y = 0
|
|
// r.z = 0
|
|
// r.w = 0
|
|
OZZ_INLINE SimdInt4 LoadX(bool _x);
|
|
|
|
// Loads _x to the all the components of the returned vector using the following
|
|
// conversion rule.
|
|
// r.x = _x ? 0xffffffff:0
|
|
// r.y = _x ? 0xffffffff:0
|
|
// r.z = _x ? 0xffffffff:0
|
|
// r.w = _x ? 0xffffffff:0
|
|
OZZ_INLINE SimdInt4 Load1(bool _x);
|
|
|
|
// Loads the 4 values of _f to the returned vector.
|
|
// _i must be aligned to 16 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = _i[1]
|
|
// r.z = _i[2]
|
|
// r.w = _i[3]
|
|
OZZ_INLINE SimdInt4 LoadPtr(const int* _i);
|
|
|
|
// Loads _i[0] to the x component of the returned vector, and sets y, z and w
|
|
// to 0.
|
|
// _i must be aligned to 16 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = 0
|
|
// r.z = 0
|
|
// r.w = 0
|
|
OZZ_INLINE SimdInt4 LoadXPtr(const int* _i);
|
|
|
|
// Loads _i[0] to all the components of the returned vector.
|
|
// _i must be aligned to 16 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = _i[0]
|
|
// r.z = _i[0]
|
|
// r.w = _i[0]
|
|
OZZ_INLINE SimdInt4 Load1Ptr(const int* _i);
|
|
|
|
// Loads the 2 first value of _i to the x and y components of the returned
|
|
// vector. The remaining components are set to 0.
|
|
// _f must be aligned to 4 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = _i[1]
|
|
// r.z = 0
|
|
// r.w = 0
|
|
OZZ_INLINE SimdInt4 Load2Ptr(const int* _i);
|
|
|
|
// Loads the 3 first value of _i to the x, y and z components of the returned
|
|
// vector. The remaining components are set to 0.
|
|
// _f must be aligned to 16 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = _i[1]
|
|
// r.z = _i[2]
|
|
// r.w = 0
|
|
OZZ_INLINE SimdInt4 Load3Ptr(const int* _i);
|
|
|
|
// Loads the 4 values of _f to the returned vector.
|
|
// _i must be aligned to 16 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = _i[1]
|
|
// r.z = _i[2]
|
|
// r.w = _i[3]
|
|
OZZ_INLINE SimdInt4 LoadPtrU(const int* _i);
|
|
|
|
// Loads _i[0] to the x component of the returned vector, and sets y, z and w
|
|
// to 0.
|
|
// _f must be aligned to 4 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = 0
|
|
// r.z = 0
|
|
// r.w = 0
|
|
OZZ_INLINE SimdInt4 LoadXPtrU(const int* _i);
|
|
|
|
// Loads the 4 values of _i to the returned vector.
|
|
// _i must be aligned to 4 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = _i[0]
|
|
// r.z = _i[0]
|
|
// r.w = _i[0]
|
|
OZZ_INLINE SimdInt4 Load1PtrU(const int* _i);
|
|
|
|
// Loads the 2 first value of _i to the x and y components of the returned
|
|
// vector. The remaining components are set to 0.
|
|
// _f must be aligned to 4 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = _i[1]
|
|
// r.z = 0
|
|
// r.w = 0
|
|
OZZ_INLINE SimdInt4 Load2PtrU(const int* _i);
|
|
|
|
// Loads the 3 first value of _i to the x, y and z components of the returned
|
|
// vector. The remaining components are set to 0.
|
|
// _f must be aligned to 4 bytes.
|
|
// r.x = _i[0]
|
|
// r.y = _i[1]
|
|
// r.z = _i[2]
|
|
// r.w = 0
|
|
OZZ_INLINE SimdInt4 Load3PtrU(const int* _i);
|
|
|
|
// Convert from float to integer by rounding the nearest value.
|
|
OZZ_INLINE SimdInt4 FromFloatRound(_SimdFloat4 _f);
|
|
|
|
// Convert from float to integer by truncating.
|
|
OZZ_INLINE SimdInt4 FromFloatTrunc(_SimdFloat4 _f);
|
|
} // namespace simd_int4
|
|
|
|
// Returns the x component of _v as an integer.
|
|
OZZ_INLINE int GetX(_SimdInt4 _v);
|
|
|
|
// Returns the y component of _v as a integer.
|
|
OZZ_INLINE int GetY(_SimdInt4 _v);
|
|
|
|
// Returns the z component of _v as a integer.
|
|
OZZ_INLINE int GetZ(_SimdInt4 _v);
|
|
|
|
// Returns the w component of _v as a integer.
|
|
OZZ_INLINE int GetW(_SimdInt4 _v);
|
|
|
|
// Returns _v with the x component set to x component of _i.
|
|
OZZ_INLINE SimdInt4 SetX(_SimdInt4 _v, _SimdInt4 _i);
|
|
|
|
// Returns _v with the y component set to x component of _i.
|
|
OZZ_INLINE SimdInt4 SetY(_SimdInt4 _v, _SimdInt4 _i);
|
|
|
|
// Returns _v with the z component set to x component of _i.
|
|
OZZ_INLINE SimdInt4 SetZ(_SimdInt4 _v, _SimdInt4 _i);
|
|
|
|
// Returns _v with the w component set to x component of _i.
|
|
OZZ_INLINE SimdInt4 SetW(_SimdInt4 _v, _SimdInt4 _i);
|
|
|
|
// Returns _v with the _ith component set to _i.
|
|
// _i must be in range [0,3]
|
|
OZZ_INLINE SimdInt4 SetI(_SimdInt4 _v, _SimdInt4 _i, int _ith);
|
|
|
|
// Stores the 4 components of _v to the four first integers of _i.
|
|
// _i must be aligned to 16 bytes.
|
|
// _i[0] = _v.x
|
|
// _i[1] = _v.y
|
|
// _i[2] = _v.z
|
|
// _i[3] = _v.w
|
|
OZZ_INLINE void StorePtr(_SimdInt4 _v, int* _i);
|
|
|
|
// Stores the x component of _v to the first integers of _i.
|
|
// _i must be aligned to 16 bytes.
|
|
// _i[0] = _v.x
|
|
OZZ_INLINE void Store1Ptr(_SimdInt4 _v, int* _i);
|
|
|
|
// Stores x and y components of _v to the two first integers of _i.
|
|
// _i must be aligned to 16 bytes.
|
|
// _i[0] = _v.x
|
|
// _i[1] = _v.y
|
|
OZZ_INLINE void Store2Ptr(_SimdInt4 _v, int* _i);
|
|
|
|
// Stores x, y and z components of _v to the three first integers of _i.
|
|
// _i must be aligned to 16 bytes.
|
|
// _i[0] = _v.x
|
|
// _i[1] = _v.y
|
|
// _i[2] = _v.z
|
|
OZZ_INLINE void Store3Ptr(_SimdInt4 _v, int* _i);
|
|
|
|
// Stores the 4 components of _v to the four first integers of _i.
|
|
// _i must be aligned to 4 bytes.
|
|
// _i[0] = _v.x
|
|
// _i[1] = _v.y
|
|
// _i[2] = _v.z
|
|
// _i[3] = _v.w
|
|
OZZ_INLINE void StorePtrU(_SimdInt4 _v, int* _i);
|
|
|
|
// Stores the x component of _v to the first float of _i.
|
|
// _i must be aligned to 4 bytes.
|
|
// _i[0] = _v.x
|
|
OZZ_INLINE void Store1PtrU(_SimdInt4 _v, int* _i);
|
|
|
|
// Stores x and y components of _v to the two first integers of _i.
|
|
// _i must be aligned to 4 bytes.
|
|
// _i[0] = _v.x
|
|
// _i[1] = _v.y
|
|
OZZ_INLINE void Store2PtrU(_SimdInt4 _v, int* _i);
|
|
|
|
// Stores x, y and z components of _v to the three first integers of _i.
|
|
// _i must be aligned to 4 bytes.
|
|
// _i[0] = _v.x
|
|
// _i[1] = _v.y
|
|
// _i[2] = _v.z
|
|
OZZ_INLINE void Store3PtrU(_SimdInt4 _v, int* _i);
|
|
|
|
// Replicates x of _a to all the components of the returned vector.
|
|
OZZ_INLINE SimdInt4 SplatX(_SimdInt4 _v);
|
|
|
|
// Replicates y of _a to all the components of the returned vector.
|
|
OZZ_INLINE SimdInt4 SplatY(_SimdInt4 _v);
|
|
|
|
// Replicates z of _a to all the components of the returned vector.
|
|
OZZ_INLINE SimdInt4 SplatZ(_SimdInt4 _v);
|
|
|
|
// Replicates w of _a to all the components of the returned vector.
|
|
OZZ_INLINE SimdInt4 SplatW(_SimdInt4 _v);
|
|
|
|
// Swizzle x, y, z and w components based on compile time arguments _X, _Y, _Z
|
|
// and _W. Arguments can vary from 0 (x), to 3 (w).
|
|
template <size_t _X, size_t _Y, size_t _Z, size_t _W>
|
|
OZZ_INLINE SimdInt4 Swizzle(_SimdInt4 _v);
|
|
|
|
// Creates a 4-bit mask from the most significant bits of each component of _v.
|
|
// i := sign(a3)<<3 | sign(a2)<<2 | sign(a1)<<1 | sign(a0)
|
|
OZZ_INLINE int MoveMask(_SimdInt4 _v);
|
|
|
|
// Returns true if all the components of _v are not 0.
|
|
OZZ_INLINE bool AreAllTrue(_SimdInt4 _v);
|
|
|
|
// Returns true if x, y and z components of _v are not 0.
|
|
OZZ_INLINE bool AreAllTrue3(_SimdInt4 _v);
|
|
|
|
// Returns true if x and y components of _v are not 0.
|
|
OZZ_INLINE bool AreAllTrue2(_SimdInt4 _v);
|
|
|
|
// Returns true if x component of _v is not 0.
|
|
OZZ_INLINE bool AreAllTrue1(_SimdInt4 _v);
|
|
|
|
// Returns true if all the components of _v are 0.
|
|
OZZ_INLINE bool AreAllFalse(_SimdInt4 _v);
|
|
|
|
// Returns true if x, y and z components of _v are 0.
|
|
OZZ_INLINE bool AreAllFalse3(_SimdInt4 _v);
|
|
|
|
// Returns true if x and y components of _v are 0.
|
|
OZZ_INLINE bool AreAllFalse2(_SimdInt4 _v);
|
|
|
|
// Returns true if x component of _v is 0.
|
|
OZZ_INLINE bool AreAllFalse1(_SimdInt4 _v);
|
|
|
|
// Computes the (horizontal) addition of x and y components of _v. The result is
|
|
// stored in the x component of the returned value. y, z, w of the returned
|
|
// vector are the same as their respective components in _v.
|
|
// r.x = _a.x + _a.y
|
|
// r.y = _a.y
|
|
// r.z = _a.z
|
|
// r.w = _a.w
|
|
OZZ_INLINE SimdInt4 HAdd2(_SimdInt4 _v);
|
|
|
|
// Computes the (horizontal) addition of x, y and z components of _v. The result
|
|
// is stored in the x component of the returned value. y, z, w of the returned
|
|
// vector are the same as their respective components in _v.
|
|
// r.x = _a.x + _a.y + _a.z
|
|
// r.y = _a.y
|
|
// r.z = _a.z
|
|
// r.w = _a.w
|
|
OZZ_INLINE SimdInt4 HAdd3(_SimdInt4 _v);
|
|
|
|
// Computes the (horizontal) addition of x and y components of _v. The result is
|
|
// stored in the x component of the returned value. y, z, w of the returned
|
|
// vector are the same as their respective components in _v.
|
|
// r.x = _a.x + _a.y + _a.z + _a.w
|
|
// r.y = _a.y
|
|
// r.z = _a.z
|
|
// r.w = _a.w
|
|
OZZ_INLINE SimdInt4 HAdd4(_SimdInt4 _v);
|
|
|
|
// Returns the per element absolute value of _v.
|
|
OZZ_INLINE SimdInt4 Abs(_SimdInt4 _v);
|
|
|
|
// Returns the sign bit of _v.
|
|
OZZ_INLINE SimdInt4 Sign(_SimdInt4 _v);
|
|
|
|
// Returns the per component minimum of _a and _b.
|
|
OZZ_INLINE SimdInt4 Min(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Returns the per component maximum of _a and _b.
|
|
OZZ_INLINE SimdInt4 Max(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Returns the per component minimum of _v and 0.
|
|
OZZ_INLINE SimdInt4 Min0(_SimdInt4 _v);
|
|
|
|
// Returns the per component maximum of _v and 0.
|
|
OZZ_INLINE SimdInt4 Max0(_SimdInt4 _v);
|
|
|
|
// Clamps each element of _x between _a and _b.
|
|
// Result is unknown if _a is not less or equal to _b.
|
|
OZZ_INLINE SimdInt4 Clamp(_SimdInt4 _a, _SimdInt4 _v, _SimdInt4 _b);
|
|
|
|
// Returns boolean selection of vectors _true and _false according to consition
|
|
// _b. All bits a each component of _b must have the same value (O or
|
|
// 0xffffffff) to ensure portability.
|
|
OZZ_INLINE SimdInt4 Select(_SimdInt4 _b, _SimdInt4 _true, _SimdInt4 _false);
|
|
|
|
// Returns per element binary and operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] & _b[0...127]
|
|
OZZ_INLINE SimdInt4 And(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Returns per element binary and operation of _a and ~_b.
|
|
// _v[0...127] = _a[0...127] & ~_b[0...127]
|
|
OZZ_INLINE SimdInt4 AndNot(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Returns per element binary or operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] | _b[0...127]
|
|
OZZ_INLINE SimdInt4 Or(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Returns per element binary logical xor operation of _a and _b.
|
|
// _v[0...127] = _a[0...127] ^ _b[0...127]
|
|
OZZ_INLINE SimdInt4 Xor(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Returns per element binary complement of _v.
|
|
// _v[0...127] = ~_b[0...127]
|
|
OZZ_INLINE SimdInt4 Not(_SimdInt4 _v);
|
|
|
|
// Shifts the 4 signed or unsigned 32-bit integers in a left by count _bits
|
|
// while shifting in zeros.
|
|
OZZ_INLINE SimdInt4 ShiftL(_SimdInt4 _v, int _bits);
|
|
|
|
// Shifts the 4 signed 32-bit integers in a right by count bits while shifting
|
|
// in the sign bit.
|
|
OZZ_INLINE SimdInt4 ShiftR(_SimdInt4 _v, int _bits);
|
|
|
|
// Shifts the 4 signed or unsigned 32-bit integers in a right by count bits
|
|
// while shifting in zeros.
|
|
OZZ_INLINE SimdInt4 ShiftRu(_SimdInt4 _v, int _bits);
|
|
|
|
// Per element "equal" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpEq(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Per element "not equal" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpNe(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Per element "less than" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpLt(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Per element "less than or equal" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpLe(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Per element "greater than" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpGt(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Per element "greater than or equal" comparison of _a and _b.
|
|
OZZ_INLINE SimdInt4 CmpGe(_SimdInt4 _a, _SimdInt4 _b);
|
|
|
|
// Declare the 4x4 matrix type. Uses the column major convention where the
|
|
// matrix-times-vector is written v'=Mv:
|
|
// [ m.cols[0].x m.cols[1].x m.cols[2].x m.cols[3].x ] {v.x}
|
|
// | m.cols[0].y m.cols[1].y m.cols[2].y m.cols[3].y | * {v.y}
|
|
// | m.cols[0].z m.cols[1].y m.cols[2].y m.cols[3].y | {v.z}
|
|
// [ m.cols[0].w m.cols[1].w m.cols[2].w m.cols[3].w ] {v.1}
|
|
struct Float4x4 {
|
|
// Matrix columns.
|
|
SimdFloat4 cols[4];
|
|
|
|
// Returns the identity matrix.
|
|
static OZZ_INLINE Float4x4 identity();
|
|
|
|
// Returns a translation matrix.
|
|
// _v.w is ignored.
|
|
static OZZ_INLINE Float4x4 Translation(_SimdFloat4 _v);
|
|
|
|
// Returns a scaling matrix that scales along _v.
|
|
// _v.w is ignored.
|
|
static OZZ_INLINE Float4x4 Scaling(_SimdFloat4 _v);
|
|
|
|
// Returns the rotation matrix built from Euler angles defined by x, y and z
|
|
// components of _v. Euler angles are ordered Heading, Elevation and Bank, or
|
|
// Yaw, Pitch and Roll. _v.w is ignored.
|
|
static OZZ_INLINE Float4x4 FromEuler(_SimdFloat4 _v);
|
|
|
|
// Returns the rotation matrix built from axis defined by _axis.xyz and
|
|
// _angle.x
|
|
static OZZ_INLINE Float4x4 FromAxisAngle(_SimdFloat4 _axis,
|
|
_SimdFloat4 _angle);
|
|
|
|
// Returns the rotation matrix built from quaternion defined by x, y, z and w
|
|
// components of _v.
|
|
static OZZ_INLINE Float4x4 FromQuaternion(_SimdFloat4 _v);
|
|
|
|
// Returns the affine transformation matrix built from split translation,
|
|
// rotation (quaternion) and scale.
|
|
static OZZ_INLINE Float4x4 FromAffine(_SimdFloat4 _translation,
|
|
_SimdFloat4 _quaternion,
|
|
_SimdFloat4 _scale);
|
|
};
|
|
|
|
// Returns the transpose of matrix _m.
|
|
OZZ_INLINE Float4x4 Transpose(const Float4x4& _m);
|
|
|
|
// Returns the inverse of matrix _m.
|
|
// If _invertible is not nullptr, its x component will be set to true if matrix is
|
|
// invertible. If _invertible is nullptr, then an assert is triggered in case the
|
|
// matrix isn't invertible.
|
|
OZZ_INLINE Float4x4 Invert(const Float4x4& _m, SimdInt4* _invertible = nullptr);
|
|
|
|
// Translates matrix _m along the axis defined by _v components.
|
|
// _v.w is ignored.
|
|
OZZ_INLINE Float4x4 Translate(const Float4x4& _m, _SimdFloat4 _v);
|
|
|
|
// Scales matrix _m along each axis with x, y, z components of _v.
|
|
// _v.w is ignored.
|
|
OZZ_INLINE Float4x4 Scale(const Float4x4& _m, _SimdFloat4 _v);
|
|
|
|
// Multiply each column of matrix _m with vector _v.
|
|
OZZ_INLINE Float4x4 ColumnMultiply(const Float4x4& _m, _SimdFloat4 _v);
|
|
|
|
// Tests if each 3 column of upper 3x3 matrix of _m is a normal matrix.
|
|
// Returns the result in the x, y and z component of the returned vector. w is
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsNormalized(const Float4x4& _m);
|
|
|
|
// Tests if each 3 column of upper 3x3 matrix of _m is a normal matrix.
|
|
// Uses the estimated tolerance
|
|
// Returns the result in the x, y and z component of the returned vector. w is
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsNormalizedEst(const Float4x4& _m);
|
|
|
|
// Tests if the upper 3x3 matrix of _m is an orthogonal matrix.
|
|
// A matrix that contains a reflexion cannot be considered orthogonal.
|
|
// Returns the result in the x component of the returned vector. y, z and w are
|
|
// set to 0.
|
|
OZZ_INLINE SimdInt4 IsOrthogonal(const Float4x4& _m);
|
|
|
|
// Returns the quaternion that represent the rotation of matrix _m.
|
|
// _m must be normalized and orthogonal.
|
|
// the return quaternion is normalized.
|
|
OZZ_INLINE SimdFloat4 ToQuaternion(const Float4x4& _m);
|
|
|
|
// Decompose a general 3D transformation matrix _m into its scalar, rotational
|
|
// and translational components.
|
|
// Returns false if it was not possible to decompose the matrix. This would be
|
|
// because more than 1 of the 3 first column of _m are scaled to 0.
|
|
OZZ_INLINE bool ToAffine(const Float4x4& _m, SimdFloat4* _translation,
|
|
SimdFloat4* _quaternion, SimdFloat4* _scale);
|
|
|
|
// Computes the transformation of a Float4x4 matrix and a point _p.
|
|
// This is equivalent to multiplying a matrix by a SimdFloat4 with a w component
|
|
// of 1.
|
|
OZZ_INLINE ozz::math::SimdFloat4 TransformPoint(const ozz::math::Float4x4& _m,
|
|
ozz::math::_SimdFloat4 _v);
|
|
|
|
// Computes the transformation of a Float4x4 matrix and a vector _v.
|
|
// This is equivalent to multiplying a matrix by a SimdFloat4 with a w component
|
|
// of 0.
|
|
OZZ_INLINE ozz::math::SimdFloat4 TransformVector(const ozz::math::Float4x4& _m,
|
|
ozz::math::_SimdFloat4 _v);
|
|
|
|
// Computes the multiplication of matrix Float4x4 and vector _v.
|
|
OZZ_INLINE ozz::math::SimdFloat4 operator*(const ozz::math::Float4x4& _m,
|
|
ozz::math::_SimdFloat4 _v);
|
|
|
|
// Computes the multiplication of two matrices _a and _b.
|
|
OZZ_INLINE ozz::math::Float4x4 operator*(const ozz::math::Float4x4& _a,
|
|
const ozz::math::Float4x4& _b);
|
|
|
|
// Computes the per element addition of two matrices _a and _b.
|
|
OZZ_INLINE ozz::math::Float4x4 operator+(const ozz::math::Float4x4& _a,
|
|
const ozz::math::Float4x4& _b);
|
|
|
|
// Computes the per element subtraction of two matrices _a and _b.
|
|
OZZ_INLINE ozz::math::Float4x4 operator-(const ozz::math::Float4x4& _a,
|
|
const ozz::math::Float4x4& _b);
|
|
} // namespace math
|
|
} // namespace ozz
|
|
|
|
#if !defined(OZZ_DISABLE_SSE_NATIVE_OPERATORS)
|
|
// Returns per element addition of _a and _b.
|
|
OZZ_INLINE ozz::math::SimdFloat4 operator+(ozz::math::_SimdFloat4 _a,
|
|
ozz::math::_SimdFloat4 _b);
|
|
|
|
// Returns per element subtraction of _a and _b.
|
|
OZZ_INLINE ozz::math::SimdFloat4 operator-(ozz::math::_SimdFloat4 _a,
|
|
ozz::math::_SimdFloat4 _b);
|
|
|
|
// Returns per element negation of _v.
|
|
OZZ_INLINE ozz::math::SimdFloat4 operator-(ozz::math::_SimdFloat4 _v);
|
|
|
|
// Returns per element multiplication of _a and _b.
|
|
OZZ_INLINE ozz::math::SimdFloat4 operator*(ozz::math::_SimdFloat4 _a,
|
|
ozz::math::_SimdFloat4 _b);
|
|
|
|
// Returns per element division of _a and _b.
|
|
OZZ_INLINE ozz::math::SimdFloat4 operator/(ozz::math::_SimdFloat4 _a,
|
|
ozz::math::_SimdFloat4 _b);
|
|
#endif // !defined(OZZ_DISABLE_SSE_NATIVE_OPERATORS)
|
|
|
|
// Implement format conversions.
|
|
namespace ozz {
|
|
namespace math {
|
|
// Converts from a float to a half.
|
|
OZZ_INLINE uint16_t FloatToHalf(float _f);
|
|
|
|
// Converts from a half to a float.
|
|
OZZ_INLINE float HalfToFloat(uint16_t _h);
|
|
|
|
// Converts from a float to a half.
|
|
OZZ_INLINE SimdInt4 FloatToHalf(_SimdFloat4 _f);
|
|
|
|
// Converts from a half to a float.
|
|
OZZ_INLINE SimdFloat4 HalfToFloat(_SimdInt4 _h);
|
|
} // namespace math
|
|
} // namespace ozz
|
|
|
|
#if defined(OZZ_SIMD_SSEx)
|
|
#include "ozz/base/maths/internal/simd_math_sse-inl.h"
|
|
#elif defined(OZZ_SIMD_REF)
|
|
#include "ozz/base/maths/internal/simd_math_ref-inl.h"
|
|
#else
|
|
#error No simd_math implementation detected
|
|
#endif
|
|
#endif // OZZ_OZZ_BASE_MATHS_SIMD_MATH_H_
|