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Change Load2BppGraphics to standalone fn, add mutable_data accessor

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scawful
2024-12-29 09:58:58 -05:00
parent a8dcfe3d05
commit 54c170373b
6 changed files with 39 additions and 34 deletions
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12
src/app/rom.cc
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@@ -34,17 +34,17 @@ int GetGraphicsAddress(const uchar *data, uint8_t addr, uint32_t ptr1,
}
} // namespace
absl::StatusOr<std::vector<uint8_t>> Rom::Load2BppGraphics() {
absl::StatusOr<std::vector<uint8_t>> Load2BppGraphics(const Rom &rom) {
std::vector<uint8_t> sheet;
const uint8_t sheets[] = {113, 114, 218, 219, 220, 221};
for (const auto &sheet_id : sheets) {
auto offset = GetGraphicsAddress(data(), sheet_id,
version_constants().kOverworldGfxPtr1,
version_constants().kOverworldGfxPtr2,
version_constants().kOverworldGfxPtr3);
auto offset = GetGraphicsAddress(rom.data(), sheet_id,
rom.version_constants().kOverworldGfxPtr1,
rom.version_constants().kOverworldGfxPtr2,
rom.version_constants().kOverworldGfxPtr3);
ASSIGN_OR_RETURN(auto decomp_sheet,
gfx::lc_lz2::DecompressV2(data(), offset))
gfx::lc_lz2::DecompressV2(rom.data(), offset))
auto converted_sheet = gfx::SnesTo8bppSheet(decomp_sheet, 2);
for (const auto &each_pixel : converted_sheet) {
sheet.push_back(each_pixel);