diff options
| author | Hannes Schulze <haschu0103@outlook.de> | 2025-01-18 23:06:34 +0100 |
|---|---|---|
| committer | Hannes Schulze <haschu0103@outlook.de> | 2025-01-18 23:06:34 +0100 |
| commit | 502dc171f45e5acf00c34521328b414d5285f598 (patch) | |
| tree | f08a723b8c770556106168c6f3e7880057d32b50 /src/nes/controller.cc | |
| parent | 67672d06776e38b06f31f6599678767c60eed58a (diff) | |
wip ppu
Diffstat (limited to 'src/nes/controller.cc')
| -rw-r--r-- | src/nes/controller.cc | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/nes/controller.cc b/src/nes/controller.cc index e73f8e5..87842e2 100644 --- a/src/nes/controller.cc +++ b/src/nes/controller.cc @@ -4,12 +4,15 @@ namespace nes { auto controller::read() -> std::uint8_t { - // TODO - return 0x0; + auto const res = index_ < 8 ? (pressed_.get_raw_value() >> index_) & 1 : 0; + index_ += 1; + if (strobing_) { index_ = 0; } + return res; } - auto controller::write(std::uint8_t) -> void + auto controller::write(std::uint8_t const value) -> void { - // TODO + strobing_ = value & 1; + if (strobing_) { index_ = 0; } } } // namespace nes
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