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Corrects double low-res colour serialisation.

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This commit is contained in:
Thomas Harte 2020-10-24 19:26:32 -04:00
parent 726b5f62bb
commit 7631b11c55
1 changed files with 16 additions and 16 deletions
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32
Machines/Apple/AppleII/Video.cpp
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@ -270,26 +270,26 @@ void VideoBase::output_double_low_resolution(uint8_t *target, const uint8_t *con
const int row_shift = row&4; const int row_shift = row&4;
for(size_t c = 0; c < length; ++c) { for(size_t c = 0; c < length; ++c) {
if((column + int(c))&1) { if((column + int(c))&1) {
target[0] = target[4] = (auxiliary_source[c] >> row_shift) & 2; target[0] = target[4] = (auxiliary_source[c] >> row_shift) & 4;
target[1] = target[5] = (auxiliary_source[c] >> row_shift) & 4; target[1] = target[5] = (auxiliary_source[c] >> row_shift) & 8;
target[2] = target[6] = (auxiliary_source[c] >> row_shift) & 8; target[2] = target[6] = (auxiliary_source[c] >> row_shift) & 1;
target[3] = (auxiliary_source[c] >> row_shift) & 1; target[3] = (auxiliary_source[c] >> row_shift) & 2;
target[8] = target[12] = (source[c] >> row_shift) & 4; target[8] = target[12] = (source[c] >> row_shift) & 8;
target[9] = target[13] = (source[c] >> row_shift) & 8; target[9] = target[13] = (source[c] >> row_shift) & 1;
target[10] = (source[c] >> row_shift) & 1; target[10] = (source[c] >> row_shift) & 2;
target[7] = target[11] = (source[c] >> row_shift) & 2; target[7] = target[11] = (source[c] >> row_shift) & 4;
graphics_carry_ = (source[c] >> row_shift) & 8; graphics_carry_ = (source[c] >> row_shift) & 8;
} else { } else {
target[0] = target[4] = (auxiliary_source[c] >> row_shift) & 8; target[0] = target[4] = (auxiliary_source[c] >> row_shift) & 1;
target[1] = target[5] = (auxiliary_source[c] >> row_shift) & 1; target[1] = target[5] = (auxiliary_source[c] >> row_shift) & 2;
target[2] = target[6] = (auxiliary_source[c] >> row_shift) & 2; target[2] = target[6] = (auxiliary_source[c] >> row_shift) & 4;
target[3] = (auxiliary_source[c] >> row_shift) & 4; target[3] = (auxiliary_source[c] >> row_shift) & 8;
target[8] = target[12] = (source[c] >> row_shift) & 1; target[8] = target[12] = (source[c] >> row_shift) & 2;
target[9] = target[13] = (source[c] >> row_shift) & 2; target[9] = target[13] = (source[c] >> row_shift) & 4;
target[10] = (source[c] >> row_shift) & 4; target[10] = (source[c] >> row_shift) & 8;
target[7] = target[11] = (source[c] >> row_shift) & 8; target[7] = target[11] = (source[c] >> row_shift) & 1;
graphics_carry_ = (source[c] >> row_shift) & 2; graphics_carry_ = (source[c] >> row_shift) & 2;
} }
target += 14; target += 14;