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Matrix Multiply Row/Column Difference

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3 removals
14 lines
3 additions
14 lines
mat33 operator*(const mat33& lhs, const mat33& rhs) {
mat33 operator*(const mat33& lhs, const mat33& rhs) {
mat33 m;
mat33 m;
for (int r = 0; r < 3; ++r) {
for (int r = 0; r < 3; ++r) {
for (int c = 0; c < 3; ++c) {
for (int c = 0; c < 3; ++c) {
float elem = 0.0f;
float elem = 0.0f;
for (int s = 0; s < 3; ++s) {
for (int s = 0; s < 3; ++s) {
elem += lhs.data[row_col_rm(r, s)] *
elem += lhs.data[row_col_cm(r, s)] *
rhs.data[row_col_rm(s, c)];
rhs.data[row_col_cm(s, c)];
}
}
m.data[row_col_rm(r, c)] = elem;
m.data[row_col_cm(r, c)] = elem;
}
}
}
}
return m;
return m;
}
}
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