scawful/yaze
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Revert PcToSnes implementation

Browse Source
This commit is contained in:
scawful
2024-01-31 14:09:26 -05:00
parent cbc523e427
commit c59f354450
1 changed files with 8 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
src/app/core/common.cc
View File

@@ -2,7 +2,6 @@
#include <imgui/imgui.h> #include <imgui/imgui.h>
#include <bitset>
#include <chrono> #include <chrono>
#include <cstdint> #include <cstdint>
#include <functional> #include <functional>
@@ -44,19 +43,16 @@ uint32_t SnesToPc(uint32_t addr) {
} }
uint32_t PcToSnes(uint32_t addr) { uint32_t PcToSnes(uint32_t addr) {
std::bitset<24> addr_bits(addr); uint8_t *b = reinterpret_cast<uint8_t *>(&addr);
std::bitset<24> result_bits; b[2] = static_cast<uint8_t>(b[2] * 2);
// Shift the address left by 1 bit if (b[1] >= 0x80) {
addr_bits <<= 1; b[2] += 1;
} else {
b[1] += 0x80;
}
// Set the most significant bit of the second byte return addr;
addr_bits.set(15, true);
// Convert the modified bitset back to an integer
uint32_t result = static_cast<uint32_t>(addr_bits.to_ulong());
return result;
} }
uint32_t MapBankToWordAddress(uint8_t bank, uint16_t addr) { uint32_t MapBankToWordAddress(uint8_t bank, uint16_t addr) {