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Evaluate address lazily.

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This commit is contained in:
Thomas Harte 2024-12-31 08:28:42 -05:00
parent 233a627c9f
commit 5e3947b8bc
1 changed files with 3 additions and 3 deletions
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6
Machines/Commodore/Plus4/Video.hpp
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@ -287,12 +287,12 @@ public:
next_cursor_.advance();
}
if(increment_video_counter_) {
const uint16_t address = video_matrix_base_ + video_counter_;
const auto address = [&] { return uint16_t(video_matrix_base_ + video_counter_); };
if(bad_line2_) {
shifter_.write<1>(pager_.read(address));
shifter_.write<1>(pager_.read(address()));
} else if(bad_line()) {
next_character_.write(shifter_.read<0>());
shifter_.write<0>(pager_.read(address + 0x400));
shifter_.write<0>(pager_.read(address() + 0x400));
}
if(!bad_line()) next_character_.write(shifter_.read<0>());