diff options
| author | Paul Lemire <paul.lemire@kdab.com> | 2019-08-19 15:38:15 +0200 |
|---|---|---|
| committer | Paul Lemire <paul.lemire@kdab.com> | 2019-08-20 11:16:54 +0000 |
| commit | 765cac3cba88cb13d029fa7c8fb12ed57de49b51 (patch) | |
| tree | ad32436cb67bea868fe670b52f5794c7b4f80684 /src | |
| parent | 6388eb98a12a639a263ef34553269fc36b582269 (diff) | |
Matrix_SSE/Matrix_AVX2: fix mapVector
Change-Id: I4584d2c879a72eccbaf273d0e84b3b6f6bb55295
Task-number: QTBUG-77675
Reviewed-by: Mike Krus <mike.krus@kdab.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/core/transforms/matrix4x4_avx2_p.h | 14 | ||||
| -rw-r--r-- | src/core/transforms/matrix4x4_sse_p.h | 14 |
2 files changed, 12 insertions, 16 deletions
diff --git a/src/core/transforms/matrix4x4_avx2_p.h b/src/core/transforms/matrix4x4_avx2_p.h index 363aaa6e9..329ff4610 100644 --- a/src/core/transforms/matrix4x4_avx2_p.h +++ b/src/core/transforms/matrix4x4_avx2_p.h @@ -473,15 +473,13 @@ public: Vector3D_SSE mapVector(const Vector3D_SSE &vector) const { - const __m128 row1 = _mm_set_ps(0.0f, m13(), m12(), m11()); - const __m128 row2 = _mm_set_ps(0.0f, m23(), m22(), m21()); - const __m128 row3 = _mm_set_ps(0.0f, m33(), m32(), m31()); + const Vector3D_SSE row1(m11(), m12(), m13()); + const Vector3D_SSE row2(m21(), m22(), m23()); + const Vector3D_SSE row3(m31(), m32(), m33()); - const __m128 tmp = _mm_add_ps(_mm_mul_ps(vector.m_xyzw, row1), _mm_mul_ps(vector.m_xyzw, row2)); - - Vector3D_SSE v(Qt::Uninitialized); - v.m_xyzw = _mm_add_ps(tmp, _mm_mul_ps(vector.m_xyzw, row3)); - return v; + return Vector3D(Vector3D_SSE::dotProduct(row1, vector), + Vector3D_SSE::dotProduct(row2, vector), + Vector3D_SSE::dotProduct(row3, vector)); } friend Vector4D operator*(const Vector4D &vector, const Matrix4x4_AVX2 &matrix); diff --git a/src/core/transforms/matrix4x4_sse_p.h b/src/core/transforms/matrix4x4_sse_p.h index be314ca4d..8ba7f8e17 100644 --- a/src/core/transforms/matrix4x4_sse_p.h +++ b/src/core/transforms/matrix4x4_sse_p.h @@ -356,15 +356,13 @@ public: Q_ALWAYS_INLINE Vector3D_SSE mapVector(const Vector3D_SSE &vector) const { - const __m128 row1 = _mm_set_ps(0.0f, m13(), m12(), m11()); - const __m128 row2 = _mm_set_ps(0.0f, m23(), m22(), m21()); - const __m128 row3 = _mm_set_ps(0.0f, m33(), m32(), m31()); + const Vector3D_SSE row1(m11(), m12(), m13()); + const Vector3D_SSE row2(m21(), m22(), m23()); + const Vector3D_SSE row3(m31(), m32(), m33()); - const __m128 tmp = _mm_add_ps(_mm_mul_ps(vector.m_xyzw, row1), _mm_mul_ps(vector.m_xyzw, row2)); - - Vector3D_SSE v(Qt::Uninitialized); - v.m_xyzw = _mm_add_ps(tmp, _mm_mul_ps(vector.m_xyzw, row3)); - return v; + return Vector3D(Vector3D_SSE::dotProduct(row1, vector), + Vector3D_SSE::dotProduct(row2, vector), + Vector3D_SSE::dotProduct(row3, vector)); } friend Q_ALWAYS_INLINE Vector4D operator*(const Vector4D &vector, const Matrix4x4_SSE &matrix); |