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Implement Matrix4x4::Matrix4x4 from float pointer

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josh
2024-02-27 02:56:09 -05:00
parent c50719de36
commit 232bfebbef
1 changed files with 24 additions and 0 deletions
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24
include/J3ML/LinearAlgebra/Matrix4x4.h
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@@ -46,6 +46,30 @@ namespace J3ML::LinearAlgebra {
/// Constructs this float4x4 to represent the same transformation as the given float3x3.
/** This function expands the last row and column of this matrix with the elements from the identity matrix. */
Matrix4x4(const Matrix3x3&);
explicit Matrix4x4(const float* data)
{
assert(data);
At(0, 0) = data[0];
At(0, 1) = data[1];
At(0, 2) = data[2];
At(0, 3) = data[3];
At(1, 0) = data[4];
At(1, 1) = data[5];
At(1, 2) = data[6];
At(1, 3) = data[7];
At(2, 0) = data[8];
At(2, 1) = data[9];
At(2, 2) = data[10];
At(2, 3) = data[11];
At(3, 0) = data[12];
At(3, 1) = data[13];
At(3, 2) = data[14];
At(3, 3) = data[15];
}
/// Constructs a new float4x4 by explicitly specifying all the matrix elements.
/// The elements are specified in row-major format, i.e. the first row first followed by the second and third row.
/// E.g. The element _10 denotes the scalar at second (index 1) row, first (index 0) column.