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Adds exposition.

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This commit is contained in:
Thomas Harte 2018-04-19 20:41:09 -04:00
parent ba43b3e6b8
commit e03a403a51
1 changed files with 4 additions and 0 deletions
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4
Machines/AppleII/Video.cpp
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@ -115,6 +115,10 @@ void VideoBase::set_high_resolution() {
void VideoBase::set_character_rom(const std::vector<uint8_t> &character_rom) {
character_rom_ = character_rom;
// Bytes in the character ROM are stored in reverse bit order. Reverse them
// ahead of time so as to be able to use the same scaling table as for
// high-resolution graphics.
for(auto &byte : character_rom_) {
byte =
((byte & 0x40) ? 0x01 : 0x00) |