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Fixed quaternion SIMD includes #799

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This commit is contained in:
Christophe Riccio 2018-08-08 17:42:50 +02:00
parent cca8569a41
commit 8288f17558
3 changed files with 1 additions and 189 deletions
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2
glm/detail/type_quat.inl
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@ -388,6 +388,6 @@ namespace detail
}//namespace glm }//namespace glm
#if GLM_CONFIG_SIMD == GLM_ENABLE #if GLM_CONFIG_SIMD == GLM_ENABLE
# include "quaternion_simd.inl" # include "type_quat_simd.inl"
#endif #endif

9
glm/detail/type_quat_simd.inl
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@ -60,15 +60,6 @@ namespace detail
}; };
*/ */
template<qualifier Q>
struct compute_dot<qua<float, Q>, float, true>
{
static GLM_FUNC_QUALIFIER float call(qua<float, Q> const& x, qua<float, Q> const& y)
{
return _mm_cvtss_f32(glm_vec1_dot(x.data, y.data));
}
};
template<qualifier Q> template<qualifier Q>
struct compute_quat_add<float, Q, true> struct compute_quat_add<float, Q, true>
{ {

179
glm/gtc/quaternion_simd.inl
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@ -1,65 +1,8 @@
/// @ref core
#if GLM_ARCH & GLM_ARCH_SSE2_BIT #if GLM_ARCH & GLM_ARCH_SSE2_BIT
namespace glm{ namespace glm{
namespace detail namespace detail
{ {
/*
template<qualifier Q>
struct compute_quat_mul<float, Q, true>
{
static qua<float, Q> call(qua<float, Q> const& q1, qua<float, Q> const& q2)
{
// SSE2 STATS: 11 shuffle, 8 mul, 8 add
// SSE4 STATS: 3 shuffle, 4 mul, 4 dpps
__m128 const mul0 = _mm_mul_ps(q1.Data, _mm_shuffle_ps(q2.Data, q2.Data, _MM_SHUFFLE(0, 1, 2, 3)));
__m128 const mul1 = _mm_mul_ps(q1.Data, _mm_shuffle_ps(q2.Data, q2.Data, _MM_SHUFFLE(1, 0, 3, 2)));
__m128 const mul2 = _mm_mul_ps(q1.Data, _mm_shuffle_ps(q2.Data, q2.Data, _MM_SHUFFLE(2, 3, 0, 1)));
__m128 const mul3 = _mm_mul_ps(q1.Data, q2.Data);
# if GLM_ARCH & GLM_ARCH_SSE41_BIT
__m128 const add0 = _mm_dp_ps(mul0, _mm_set_ps(1.0f, -1.0f, 1.0f, 1.0f), 0xff);
__m128 const add1 = _mm_dp_ps(mul1, _mm_set_ps(1.0f, 1.0f, 1.0f, -1.0f), 0xff);
__m128 const add2 = _mm_dp_ps(mul2, _mm_set_ps(1.0f, 1.0f, -1.0f, 1.0f), 0xff);
__m128 const add3 = _mm_dp_ps(mul3, _mm_set_ps(1.0f, -1.0f, -1.0f, -1.0f), 0xff);
# else
__m128 const mul4 = _mm_mul_ps(mul0, _mm_set_ps(1.0f, -1.0f, 1.0f, 1.0f));
__m128 const add0 = _mm_add_ps(mul0, _mm_movehl_ps(mul4, mul4));
__m128 const add4 = _mm_add_ss(add0, _mm_shuffle_ps(add0, add0, 1));
__m128 const mul5 = _mm_mul_ps(mul1, _mm_set_ps(1.0f, 1.0f, 1.0f, -1.0f));
__m128 const add1 = _mm_add_ps(mul1, _mm_movehl_ps(mul5, mul5));
__m128 const add5 = _mm_add_ss(add1, _mm_shuffle_ps(add1, add1, 1));
__m128 const mul6 = _mm_mul_ps(mul2, _mm_set_ps(1.0f, 1.0f, -1.0f, 1.0f));
__m128 const add2 = _mm_add_ps(mul6, _mm_movehl_ps(mul6, mul6));
__m128 const add6 = _mm_add_ss(add2, _mm_shuffle_ps(add2, add2, 1));
__m128 const mul7 = _mm_mul_ps(mul3, _mm_set_ps(1.0f, -1.0f, -1.0f, -1.0f));
__m128 const add3 = _mm_add_ps(mul3, _mm_movehl_ps(mul7, mul7));
__m128 const add7 = _mm_add_ss(add3, _mm_shuffle_ps(add3, add3, 1));
#endif
// This SIMD code is a politically correct way of doing this, but in every test I've tried it has been slower than
// the final code below. I'll keep this here for reference - maybe somebody else can do something better...
//
//__m128 xxyy = _mm_shuffle_ps(add4, add5, _MM_SHUFFLE(0, 0, 0, 0));
//__m128 zzww = _mm_shuffle_ps(add6, add7, _MM_SHUFFLE(0, 0, 0, 0));
//
//return _mm_shuffle_ps(xxyy, zzww, _MM_SHUFFLE(2, 0, 2, 0));
qua<float, Q> Result;
_mm_store_ss(&Result.x, add4);
_mm_store_ss(&Result.y, add5);
_mm_store_ss(&Result.z, add6);
_mm_store_ss(&Result.w, add7);
return Result;
}
};
*/
template<qualifier Q> template<qualifier Q>
struct compute_dot<qua<float, Q>, float, true> struct compute_dot<qua<float, Q>, float, true>
{ {
@ -68,128 +11,6 @@ namespace detail
return _mm_cvtss_f32(glm_vec1_dot(x.data, y.data)); return _mm_cvtss_f32(glm_vec1_dot(x.data, y.data));
} }
}; };
template<qualifier Q>
struct compute_quat_add<float, Q, true>
{
static qua<float, Q> call(qua<float, Q> const& q, qua<float, Q> const& p)
{
qua<float, Q> Result;
Result.data = _mm_add_ps(q.data, p.data);
return Result;
}
};
# if GLM_ARCH & GLM_ARCH_AVX_BIT
template<qualifier Q>
struct compute_quat_add<double, Q, true>
{
static qua<double, Q> call(qua<double, Q> const& a, qua<double, Q> const& b)
{
qua<double, Q> Result;
Result.data = _mm256_add_pd(a.data, b.data);
return Result;
}
};
# endif
template<qualifier Q>
struct compute_quat_sub<float, Q, true>
{
static qua<float, Q> call(qua<float, Q> const& q, qua<float, Q> const& p)
{
vec<4, float, Q> Result;
Result.data = _mm_sub_ps(q.data, p.data);
return Result;
}
};
# if GLM_ARCH & GLM_ARCH_AVX_BIT
template<qualifier Q>
struct compute_quat_sub<double, Q, true>
{
static qua<double, Q> call(qua<double, Q> const& a, qua<double, Q> const& b)
{
qua<double, Q> Result;
Result.data = _mm256_sub_pd(a.data, b.data);
return Result;
}
};
# endif
template<qualifier Q>
struct compute_quat_mul_scalar<float, Q, true>
{
static qua<float, Q> call(qua<float, Q> const& q, float s)
{
vec<4, float, Q> Result;
Result.data = _mm_mul_ps(q.data, _mm_set_ps1(s));
return Result;
}
};
# if GLM_ARCH & GLM_ARCH_AVX_BIT
template<qualifier Q>
struct compute_quat_mul_scalar<double, Q, true>
{
static qua<double, Q> call(qua<double, Q> const& q, double s)
{
qua<double, Q> Result;
Result.data = _mm256_mul_pd(q.data, _mm_set_ps1(s));
return Result;
}
};
# endif
template<qualifier Q>
struct compute_quat_div_scalar<float, Q, true>
{
static qua<float, Q> call(qua<float, Q> const& q, float s)
{
vec<4, float, Q> Result;
Result.data = _mm_div_ps(q.data, _mm_set_ps1(s));
return Result;
}
};
# if GLM_ARCH & GLM_ARCH_AVX_BIT
template<qualifier Q>
struct compute_quat_div_scalar<double, Q, true>
{
static qua<double, Q> call(qua<double, Q> const& q, double s)
{
qua<double, Q> Result;
Result.data = _mm256_div_pd(q.data, _mm_set_ps1(s));
return Result;
}
};
# endif
template<qualifier Q>
struct compute_quat_mul_vec4<float, Q, true>
{
static vec<4, float, Q> call(qua<float, Q> const& q, vec<4, float, Q> const& v)
{
__m128 const q_wwww = _mm_shuffle_ps(q.data, q.data, _MM_SHUFFLE(3, 3, 3, 3));
__m128 const q_swp0 = _mm_shuffle_ps(q.data, q.data, _MM_SHUFFLE(3, 0, 2, 1));
__m128 const q_swp1 = _mm_shuffle_ps(q.data, q.data, _MM_SHUFFLE(3, 1, 0, 2));
__m128 const v_swp0 = _mm_shuffle_ps(v.data, v.data, _MM_SHUFFLE(3, 0, 2, 1));
__m128 const v_swp1 = _mm_shuffle_ps(v.data, v.data, _MM_SHUFFLE(3, 1, 0, 2));
__m128 uv = _mm_sub_ps(_mm_mul_ps(q_swp0, v_swp1), _mm_mul_ps(q_swp1, v_swp0));
__m128 uv_swp0 = _mm_shuffle_ps(uv, uv, _MM_SHUFFLE(3, 0, 2, 1));
__m128 uv_swp1 = _mm_shuffle_ps(uv, uv, _MM_SHUFFLE(3, 1, 0, 2));
__m128 uuv = _mm_sub_ps(_mm_mul_ps(q_swp0, uv_swp1), _mm_mul_ps(q_swp1, uv_swp0));
__m128 const two = _mm_set1_ps(2.0f);
uv = _mm_mul_ps(uv, _mm_mul_ps(q_wwww, two));
uuv = _mm_mul_ps(uuv, two);
vec<4, float, Q> Result;
Result.data = _mm_add_ps(v.Data, _mm_add_ps(uv, uuv));
return Result;
}
};
}//namespace detail }//namespace detail
}//namespace glm }//namespace glm