mirror of
https://github.com/mitch030504/Wiicompiled_VR_Frame.git
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iChris4
db30945f4c
- Implemented DVDReadVrAsset function to read mapped disc paths for VR assets. - Created HeldItem structure and ReadHeldItem function for managing held items in the game. - Developed unit tests for ReadHeldItem to ensure correct functionality and edge case handling. - Added cockpit item data tests to validate model indexing and parsing of archives.
48 lines
1.7 KiB
C++
48 lines
1.7 KiB
C++
// SPDX-License-Identifier: GPL-3.0-or-later
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#pragma once
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#include <cstdint>
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namespace mkw::vr {
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struct HeldItem {
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uint8_t id = 0x14;
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uint8_t count = 0;
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bool valid = false;
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uint64_t race_generation = 0;
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};
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namespace detail {
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// PAL RMCP01 Item::Manager and Item::Player. Item::PlayerInventory is at
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// Player+0x88. Read the inventory, never PlayerRoulette::nextItemId: roulette
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// teardown clears the latter, and an interrupted roulette may predict an item
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// the player never receives.
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template <typename GuestMemory>
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HeldItem ReadHeldItem(uint32_t local_racer, uint64_t race_generation) noexcept {
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HeldItem result{};
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result.race_generation = race_generation;
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if (local_racer >= 12) return result;
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uint32_t manager = 0, players = 0;
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if (!GuestMemory::TryRead32(0x809C3618u, manager) || !manager ||
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!GuestMemory::TryRead32(manager + 0x14u, players) || !players) return result;
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const uint32_t player = players + local_racer * 0x248u;
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if (player < players || !GuestMemory::Contains(player, 0x94u)) return result;
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try {
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if (GuestMemory::Read8(player + 0x18u) != local_racer ||
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GuestMemory::Read32(player + 0x58u) != 0) return result;
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const uint32_t id = GuestMemory::Read32(player + 0x8Cu);
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const uint32_t count = GuestMemory::Read32(player + 0x90u);
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if (id > 0x12u || count == 0 || count > 3) return result;
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result.id = static_cast<uint8_t>(id);
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result.count = static_cast<uint8_t>(count);
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result.valid = true;
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} catch (const typename GuestMemory::AccessViolation&) {
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return result;
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}
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return result;
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}
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} // namespace detail
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} // namespace mkw::vr
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