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Quick patch for EqualsDataProduct (#134)

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MS 2023-09-21 05:27:27 -04:00 committed by GitHub
parent 99c27a6a50
commit 611afb7799
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1 changed files with 5 additions and 6 deletions
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11
LEGO1/mxmatrix.cpp
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@ -111,21 +111,20 @@ void MxMatrix::EqualsMxProduct(const MxMatrix *p_a, const MxMatrix *p_b)
EqualsDataProduct(p_a->m_data, p_b->m_data);
}
// Just a placeholder matrix multiply implementation. I think the decomp will
// look roughly like this but it's not close to matching and won't be until
// an exact match is found given it's all loop and float crunching.
// OFFSET: LEGO1 0x100024d0 STUB
// OFFSET: LEGO1 0x100024d0
void MxMatrix::EqualsDataProduct(const float *p_a, const float *p_b)
{
float *cur = m_data;
for (int row = 0; row < 4; ++row)
{
for (int col = 0; col < 4; ++col)
{
m_data[row * 4 + col] = 0.0f;
*cur = 0.0f;
for (int k = 0; k < 4; ++k)
{
m_data[row * 4 + col] += p_a[row * 4 + k] * p_b[k * 4 + col];
*cur += p_a[row * 4 + k] * p_b[k * 4 + col];
}
cur++;
}
}
}