refactor: move emulation logic into sys

1 files changed, 0 insertions, 43 deletions

diff --git a/lib/nes/util/button-mask.hh b/lib/nes/util/button-mask.hh
deleted file mode 100644
index b010b9e..0000000
--- a/lib/nes/util/button-mask.hh
+++ /dev/null
@@ -1,43 +0,0 @@
-#pragma once
-
-#include <cstdint>
-
-namespace nes
-{
-	class button_mask
-	{
-		std::uint8_t raw_value_{ 0 };
-
-	public:
-		constexpr explicit button_mask() = default;
-
-		static constexpr auto from_raw_value(std::uint8_t const raw_value) -> button_mask
-		{
-			return button_mask{ raw_value };
-		}
-
-		constexpr auto add(button_mask const other) -> void { raw_value_ |= other.raw_value_; }
-		constexpr auto remove(button_mask const other) -> void { raw_value_ ^= other.raw_value_; }
-		constexpr auto contains(button_mask const other) const -> bool { return (raw_value_ & other.raw_value_) == other.raw_value_; }
-		constexpr auto is_empty() const -> bool { return raw_value_ == 0; }
-		constexpr auto get_raw_value() const -> std::uint8_t { return raw_value_; }
-
-	private:
-		constexpr explicit button_mask(std::uint8_t const raw_value)
-			: raw_value_{ raw_value }
-		{
-		}
-	};
-
-	namespace buttons
-	{
-		static constexpr auto a = button_mask::from_raw_value(1 << 0);
-		static constexpr auto b = button_mask::from_raw_value(1 << 1);
-		static constexpr auto select = button_mask::from_raw_value(1 << 2);
-		static constexpr auto start = button_mask::from_raw_value(1 << 3);
-		static constexpr auto up = button_mask::from_raw_value(1 << 4);
-		static constexpr auto down = button_mask::from_raw_value(1 << 5);
-		static constexpr auto left = button_mask::from_raw_value(1 << 6);
-		static constexpr auto right = button_mask::from_raw_value(1 << 7);
-	} // namespace buttons
-} // namespace nes
\ No newline at end of file