Overview
| Comment: | OFMatrix4x4: Partially unroll multiplication loop
This way, `result` doesn't need to be initialized. |
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| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
d53c87e7bbbe753369b5f04e3b73c9d5 |
| User & Date: | js on 2023-10-31 20:27:32 |
| Other Links: | manifest | tags |
Context
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2023-10-31
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| 20:38 | Move AMD64/ELF assembly back to AT&T syntax check-in: da613d0cb5 user: js tags: trunk | |
| 20:27 | OFMatrix4x4: Partially unroll multiplication loop check-in: d53c87e7bb user: js tags: trunk | |
| 20:25 | Don't use -masm=intel check-in: d9af65de97 user: js tags: trunk | |
Changes
Modified src/OFMatrix4x4.m from [c5f86994f5] to [b494f24572].
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OFHashFinalize(&hash);
return hash;
}
- (void)multiplyWithMatrix: (OFMatrix4x4 *)matrix
{
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OFHashFinalize(&hash);
return hash;
}
- (void)multiplyWithMatrix: (OFMatrix4x4 *)matrix
{
float result[4][4];
for (uint_fast8_t i = 0; i < 4; i++)
for (uint_fast8_t j = 0; j < 4; j++)
result[i][j] =
matrix->_values[i][0] * _values[0][j] +
matrix->_values[i][1] * _values[1][j] +
matrix->_values[i][2] * _values[2][j] +
matrix->_values[i][3] * _values[3][j];
memcpy(_values, result, sizeof(result));
}
- (void)translateWithVector: (OFVector3D)vector
{
OFMatrix4x4 *translation = [[OFMatrix4x4 alloc] initWithValues:
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