Rim/h1-mod
Rim/h1-mod
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implement pm_bouncing & g_gravity

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This commit is contained in:
Skull Merlin 2022-05-05 15:25:55 +03:00
parent c1bdbe8526
commit 007e947611
3 changed files with 59 additions and 0 deletions
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51
src/client/component/gameplay.cpp
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@ -32,6 +32,47 @@ namespace gameplay
utils::hook::invoke<void>(0x1401E2D00, ps, pml);
}
}
const auto pm_bouncing_stub_mp = utils::hook::assemble([](utils::hook::assembler& a)
{
const auto no_bounce = a.newLabel();
const auto loc_1401EAF9D = a.newLabel();
a.push(rax);
a.mov(rax, qword_ptr(reinterpret_cast<int64_t>(&dvars::pm_bouncing)));
a.mov(al, byte_ptr(rax, 0x10));
a.cmp(byte_ptr(rbp, -0x2D), al);
a.pop(rax);
a.jz(no_bounce);
a.jmp(0x1401EB000);
a.bind(no_bounce);
a.cmp(dword_ptr(rsp, 0x70), 0);
a.jnz(loc_1401EAF9D);
a.jmp(0x1401EAFF1);
a.bind(loc_1401EAF9D);
a.jmp(0x1401EAF9D);
});
const auto client_end_frame_stub = utils::hook::assemble([](utils::hook::assembler& a)
{
a.push(rax);
a.mov(rax, qword_ptr(reinterpret_cast<int64_t>(&dvars::g_gravity)));
a.mov(eax, dword_ptr(rax, 0x10));
a.mov(word_ptr(rbx, 0x34), ax);
a.pop(rax);
// Game code hook skipped
a.mov(eax, dword_ptr(rbx, 0x494C));
a.mov(rdi, rcx);
a.jmp(0x140322F82);
});
}
class component final : public component_interface
@ -49,6 +90,16 @@ namespace gameplay
utils::hook::call(0x1401E490F, pm_crashland_stub);
jump_enableFallDamage = dvars::register_bool("jump_enableFallDamage", true, game::DVAR_FLAG_REPLICATED, "Enable fall damage");
// Implement bouncing dvar
dvars::pm_bouncing = dvars::register_bool("pm_bouncing", false,
game::DVAR_FLAG_REPLICATED, "Enable bouncing");
utils::hook::jump(0x1401EAFE4, pm_bouncing_stub_mp, true);
dvars::g_gravity = dvars::register_int("g_gravity", 800, std::numeric_limits<short>::min(),
std::numeric_limits<short>::max(), game::DVAR_FLAG_REPLICATED, "");
utils::hook::jump(0x140322F72, client_end_frame_stub, true);
utils::hook::nop(0x140322F68, 1); // Nop skipped opcode
}
};
}

4
src/client/game/dvars.cpp
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@ -27,6 +27,10 @@ namespace dvars
game::dvar_t* r_fullbright;
game::dvar_t* r_chams;
game::dvar_t* g_gravity = nullptr;
game::dvar_t* pm_bouncing = nullptr;
game::dvar_t* cg_legacyCrashHandling;
std::string dvar_get_vector_domain(const int components, const game::dvar_limits& domain)

4
src/client/game/dvars.hpp
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@ -30,6 +30,10 @@ namespace dvars
extern game::dvar_t* r_fullbright;
extern game::dvar_t* r_chams;
extern game::dvar_t* g_gravity;
extern game::dvar_t* pm_bouncing;
extern game::dvar_t* cg_legacyCrashHandling;
extern std::vector<dvar_info> dvar_list;