143 lines
4.7 KiB
C#
143 lines
4.7 KiB
C#
using System;
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using System.Runtime.InteropServices;
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namespace StgSharp.Math
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{
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public class Matrix3x3
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{
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public static Matrix3x3 Unit
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= new Matrix3x3(
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1,0,0,
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0,1,0,
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0,0,1
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);
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internal M128Map map;
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internal IntPtr _colum0Ptr;
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internal IntPtr _colum1Ptr;
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internal IntPtr _colum2Ptr;
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private bool _isDisposed;
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private Matrix3x3 _transpose;
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public Matrix3x3(
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float a00, float a01, float a02,
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float a10, float a11, float a12,
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float a20, float a21, float a22
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)
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{
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_colum0Ptr = internalIO.load_internal(a00,a10,a20,0);
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_colum1Ptr = internalIO.load_internal(a01,a11,a21,0);
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_colum2Ptr = internalIO.load_internal(a02,a12,a22,0);
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_transpose = new Matrix3x3(this);
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}
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internal Matrix3x3(Matrix3x3 transpose)
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{
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_transpose = transpose;
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}
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internal Matrix3x3(
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IntPtr colum0Ptr,
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IntPtr colum1Ptr,
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IntPtr colum2Ptr
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)
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{
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_colum0Ptr= colum0Ptr;
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_colum1Ptr= colum1Ptr;
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_colum2Ptr= colum2Ptr;
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_transpose = new Matrix3x3(this);
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}
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public unsafe Matrix3x3 Transpose(TransposeMode transposeMode)
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{
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if (!_isDisposed)
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{
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(*(M128*)_transpose._colum0Ptr).single_0 = (*(M128*)_colum0Ptr).single_0;
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(*(M128*)_transpose._colum0Ptr).single_1 = (*(M128*)_colum1Ptr).single_0;
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(*(M128*)_transpose._colum0Ptr).single_2 = (*(M128*)_colum2Ptr).single_0;
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(*(M128*)_transpose._colum1Ptr).single_0 = (*(M128*)_colum0Ptr).single_1;
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(*(M128*)_transpose._colum1Ptr).single_1 = (*(M128*)_colum1Ptr).single_1;
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(*(M128*)_transpose._colum1Ptr).single_2 = (*(M128*)_colum2Ptr).single_1;
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(*(M128*)_transpose._colum2Ptr).single_0 = (*(M128*)_colum0Ptr).single_2;
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(*(M128*)_transpose._colum2Ptr).single_1 = (*(M128*)_colum1Ptr).single_2;
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(*(M128*)_transpose._colum2Ptr).single_2 = (*(M128*)_colum2Ptr).single_2;
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_isDisposed = true;
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}
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switch (transposeMode)
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{
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case TransposeMode.New:
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return new Matrix3x3(
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internalIO.load_cpy_internal(_transpose._colum0Ptr),
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internalIO.load_cpy_internal(_transpose._colum1Ptr),
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internalIO.load_cpy_internal(_transpose._colum2Ptr)
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);
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break;
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case TransposeMode.Copy:
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return _transpose;
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break;
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default:
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throw new Exception();
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break;
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}
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}
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public static Matrix3x3 operator +(Matrix3x3 matrix1, Matrix3x3 matrix2)
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{
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return new Matrix3x3(
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internalIO.addps_internal(matrix1._colum0Ptr,matrix2._colum0Ptr),
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internalIO.addps_internal(matrix1._colum1Ptr,matrix2._colum1Ptr),
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internalIO.addps_internal(matrix1._colum2Ptr,matrix2._colum2Ptr)
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);
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}
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public static Matrix3x3 operator -(Matrix3x3 matrix1, Matrix3x3 matrix2)
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{
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return new Matrix3x3(
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internalIO.subps_internal(matrix1._colum0Ptr,matrix2._colum0Ptr),
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internalIO.subps_internal(matrix1._colum1Ptr,matrix2._colum1Ptr),
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internalIO.subps_internal(matrix1._colum2Ptr,matrix2._colum2Ptr)
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);
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}
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public static Matrix3x3 operator *(Matrix3x3 matrix, float value)
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{
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return new Matrix3x3(
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internalIO.mulps_const_internal(matrix._colum0Ptr,value),
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internalIO.mulps_const_internal(matrix._colum1Ptr,value),
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internalIO.mulps_const_internal(matrix._colum2Ptr,value)
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);
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}
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public static Matrix3x3 operator /(Matrix3x3 matrix, float value)
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{
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return new Matrix3x3(
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internalIO.divps_const_internal(matrix._colum0Ptr, value),
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internalIO.divps_const_internal(matrix._colum1Ptr, value),
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internalIO.divps_const_internal(matrix._colum2Ptr, value)
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);
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}
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~Matrix3x3()
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{
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if (map==null)
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{
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internalIO.deinitM128_internal(_colum0Ptr);
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internalIO.deinitM128_internal(_colum1Ptr);
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internalIO.deinitM128_internal(_colum2Ptr);
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}
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}
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}
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}
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