h1-mod/src/client/component/patches.cpp
2022-02-21 21:39:44 +02:00

78 lines
2.2 KiB
C++

#include <std_include.hpp>
#include "loader/component_loader.hpp"
#include "game/game.hpp"
#include "game/dvars.hpp"
#include <utils/hook.hpp>
#include <utils/string.hpp>
#include <component/scheduler.hpp>
namespace patches
{
namespace
{
utils::hook::detour gscr_set_save_dvar_hook;
utils::hook::detour dvar_register_float_hook;
void gscr_set_save_dvar_stub()
{
const auto string = utils::string::to_lower(utils::hook::invoke<const char*>(SELECT_VALUE(0x140375210, 0x140443150), 0));
if (string == "cg_fov" || string == "cg_fovscale")
{
return;
}
gscr_set_save_dvar_hook.invoke<void>();
}
game::dvar_t* cg_fov = nullptr;
game::dvar_t* cg_fovScale = nullptr;
game::dvar_t* dvar_register_float_stub(int hash, const char* dvarName, float value, float min, float max, unsigned int flags)
{
static const auto cg_fov_hash = game::generateHashValue("cg_fov");
static const auto cg_fov_scale_hash = game::generateHashValue("cg_fovscale");
if (hash == cg_fov_hash)
{
return cg_fov;
}
if (hash == cg_fov_scale_hash)
{
return cg_fovScale;
}
return dvar_register_float_hook.invoke<game::dvar_t*>(hash, dvarName, value, min, max, flags);
}
}
class component final : public component_interface
{
public:
void post_unpack() override
{
// Unlock fps in main menu
utils::hook::set<BYTE>(SELECT_VALUE(0x14018D47B, 0x14025B86B), 0xEB); // H1(1.4)
// Fix mouse lag
utils::hook::nop(SELECT_VALUE(0x1403E3C05, 0x1404DB1AF), 6);
scheduler::loop([]()
{
SetThreadExecutionState(ES_DISPLAY_REQUIRED);
}, scheduler::pipeline::main);
// Prevent game from overriding cg_fov and cg_fovscale values
gscr_set_save_dvar_hook.create(SELECT_VALUE(0x1402AE020, 0x14036B600), &gscr_set_save_dvar_stub);
// Make cg_fov and cg_fovscale saved dvars
cg_fov = dvars::register_float("cg_fov", 65.f, 40.f, 200.f, game::DvarFlags::DVAR_FLAG_SAVED, true);
cg_fovScale = dvars::register_float("cg_fovScale", 1.f, 0.1f, 2.f, game::DvarFlags::DVAR_FLAG_SAVED, true);
dvar_register_float_hook.create(game::Dvar_RegisterFloat.get(), dvar_register_float_stub);
}
};
}
REGISTER_COMPONENT(patches::component)