705 lines
23 KiB
SourcePawn
705 lines
23 KiB
SourcePawn
#include "sourcemod"
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#include "sdktools"
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#include "sdkhooks"
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#include "dhooks"
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#define SNAME "[momsurffix2] "
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#define GAME_DATA_FILE "momsurffix2.games"
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//#define DEBUG_PROFILE
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//#define DEBUG_MEMTEST
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public Plugin myinfo = {
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name = "Momentum surf fix \2",
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author = "GAMMA CASE",
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description = "Ported surf fix from momentum mod.",
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version = "1.1.5",
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url = "http://steamcommunity.com/id/_GAMMACASE_/"
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};
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#define FLT_EPSILON 1.192092896e-07
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#define MAX_CLIP_PLANES 5
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#define ASM_PATCH_LEN 17
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#define ASM_START_OFFSET 100
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enum OSType
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{
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OSUnknown = -1,
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OSWindows = 1,
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OSLinux = 2
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};
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OSType gOSType;
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EngineVersion gEngineVersion;
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#define ASSERTUTILS_FAILSTATE_FUNC SetFailStateCustom
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#define MEMUTILS_PLUGINENDCALL
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#include "glib/memutils"
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#undef MEMUTILS_PLUGINENDCALL
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#include "momsurffix/utils.sp"
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#include "momsurffix/baseplayer.sp"
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#include "momsurffix/gametrace.sp"
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#include "momsurffix/gamemovement.sp"
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ConVar gRampBumpCount,
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gBounce,
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gRampInitialRetraceLength,
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gNoclipWorkAround;
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float vec3_origin[3] = {0.0, 0.0, 0.0};
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bool gBasePlayerLoadedTooEarly;
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bool bValidMap = false;
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#define DEBUG_PROFILE
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#if defined DEBUG_PROFILE
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#include "profiler"
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Profiler gProf;
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ArrayList gProfData;
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float gProfTime;
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void PROF_START()
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{
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if(gProf)
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gProf.Start();
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}
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void PROF_STOP(int idx)
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{
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if(gProf)
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{
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gProf.Stop();
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Prof_Check(idx);
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}
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}
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#else
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#define PROF_START%1;
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#define PROF_STOP%1;
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#endif
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public void OnPluginStart()
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{
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char sCurMap[256];
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GetCurrentMap(sCurMap, sizeof(sCurMap));
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bValidMap = (strcmp("ze_atix_helicopter_i3d_c1", sCurMap, false) == 0);
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#if defined DEBUG_MEMTEST
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RegAdminCmd("sm_mom_dumpmempool", SM_Dumpmempool, ADMFLAG_ROOT, "Dumps active momory pool. Mainly for debugging.");
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#endif
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#if defined DEBUG_PROFILE
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RegAdminCmd("sm_mom_prof", SM_Prof, ADMFLAG_ROOT, "Profiles performance of some expensive parts. Mainly for debugging.");
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#endif
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gRampBumpCount = CreateConVar("momsurffix_ramp_bumpcount", "8", "Helps with fixing surf/ramp bugs", .hasMin = true, .min = 4.0, .hasMax = true, .max = 16.0);
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gRampInitialRetraceLength = CreateConVar("momsurffix_ramp_initial_retrace_length", "0.2", "Amount of units used in offset for retraces", .hasMin = true, .min = 0.2, .hasMax = true, .max = 5.0);
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gNoclipWorkAround = CreateConVar("momsurffix_enable_noclip_workaround", "1", "Enables workaround to prevent issue #1, can actually help if momsuffix_enable_asm_optimizations is 0", .hasMin = true, .min = 0.0, .hasMax = true, .max = 1.0);
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gBounce = FindConVar("sv_bounce");
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ASSERT_MSG(gBounce, "\"sv_bounce\" convar wasnt found!");
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AutoExecConfig();
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GameData gd = new GameData(GAME_DATA_FILE);
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ASSERT_FINAL(gd);
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ValidateGameAndOS(gd);
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InitUtils(gd);
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InitGameTrace(gd);
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gBasePlayerLoadedTooEarly = InitBasePlayer(gd);
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InitGameMovement(gd);
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SetupDhooks(gd);
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delete gd;
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}
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public void OnMapStart()
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{
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char sCurMap[256];
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GetCurrentMap(sCurMap, sizeof(sCurMap));
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bValidMap = (strcmp("ze_atix_helicopter_i3d_c1", sCurMap, false) == 0);
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if(gBasePlayerLoadedTooEarly)
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{
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GameData gd = new GameData(GAME_DATA_FILE);
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LateInitBasePlayer(gd);
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gBasePlayerLoadedTooEarly = false;
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delete gd;
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}
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}
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public void OnPluginEnd()
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{
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CleanUpUtils();
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}
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#if defined DEBUG_MEMTEST
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public Action SM_Dumpmempool(int client, int args)
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{
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DumpMemoryUsage();
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return Plugin_Handled;
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}
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#endif
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#if defined DEBUG_PROFILE
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public Action SM_Prof(int client, int args)
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{
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if(args < 1)
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{
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ReplyToCommand(client, SNAME..."Usage: sm_prof <seconds>");
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return Plugin_Handled;
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}
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char buff[32];
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GetCmdArg(1, buff, sizeof(buff));
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gProfTime = StringToFloat(buff);
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if(gProfTime <= 0.1)
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{
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ReplyToCommand(client, SNAME..."Time should be higher then 0.1 seconds.");
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return Plugin_Handled;
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}
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gProfData = new ArrayList(3);
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gProf = new Profiler();
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CreateTimer(gProfTime, Prof_Check_Timer, client);
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ReplyToCommand(client, SNAME..."Profiler started, awaiting %.2f seconds.", gProfTime);
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return Plugin_Handled;
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}
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stock void Prof_Check(int idx)
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{
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int idx2;
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if(gProfData.Length - 1 < idx)
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{
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idx2 = gProfData.Push(gProf.Time);
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gProfData.Set(idx2, 1, 1);
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gProfData.Set(idx2, idx, 2);
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}
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else
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{
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idx2 = gProfData.FindValue(idx, 2);
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gProfData.Set(idx2, view_as<float>(gProfData.Get(idx2)) + gProf.Time);
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gProfData.Set(idx2, gProfData.Get(idx2, 1) + 1, 1);
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}
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}
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public Action Prof_Check_Timer(Handle timer, int client)
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{
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ReplyToCommand(client, SNAME..."Profiler finished:");
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if(gProfData.Length == 0)
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ReplyToCommand(client, SNAME..."There was no profiling data...");
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for(int i = 0; i < gProfData.Length; i++)
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ReplyToCommand(client, SNAME..."[%i] Avg time: %f | Calls: %i", i, view_as<float>(gProfData.Get(i)) / float(gProfData.Get(i, 1)), gProfData.Get(i, 1));
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delete gProf;
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delete gProfData;
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return Plugin_Handled;
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}
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#endif
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void ValidateGameAndOS(GameData gd)
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{
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gOSType = view_as<OSType>(gd.GetOffset("OSType"));
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ASSERT_FINAL_MSG(gOSType != OSUnknown, "Failed to get OS type or you are trying to load it on unsupported OS!");
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gEngineVersion = GetEngineVersion();
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ASSERT_FINAL_MSG(gEngineVersion == Engine_CSS || gEngineVersion == Engine_CSGO, "Only CSGO and CSS are supported by this plugin!");
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}
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void SetupDhooks(GameData gd)
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{
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Handle dhook = DHookCreateDetour(Address_Null, CallConv_THISCALL, ReturnType_Int, ThisPointer_Address);
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DHookSetFromConf(dhook, gd, SDKConf_Signature, "CGameMovement::TryPlayerMove");
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DHookAddParam(dhook, HookParamType_Int);
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DHookAddParam(dhook, HookParamType_Int);
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ASSERT(DHookEnableDetour(dhook, false, TryPlayerMove_Dhook));
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}
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public MRESReturn TryPlayerMove_Dhook(Address pThis, Handle hReturn, Handle hParams)
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{
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if (!bValidMap) //only on atix helicopter we want to disable the fix.
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{
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Address pFirstDest = DHookGetParam(hParams, 1);
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Address pFirstTrace = DHookGetParam(hParams, 2);
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DHookSetReturn(hReturn, TryPlayerMove(view_as<CGameMovement>(pThis), view_as<Vector>(pFirstDest), view_as<CGameTrace>(pFirstTrace)));
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}
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return MRES_Supercede;
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}
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int TryPlayerMove(CGameMovement pThis, Vector pFirstDest, CGameTrace pFirstTrace)
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{
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float original_velocity[3], primal_velocity[3], fixed_origin[3], valid_plane[3], new_velocity[3], end[3], dir[3];
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float allFraction, d, time_left = GetGameFrameTime(), planes[MAX_CLIP_PLANES][3];
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int bumpcount, blocked, numplanes, numbumps = gRampBumpCount.IntValue, i, j, h;
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bool stuck_on_ramp, has_valid_plane;
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CGameTrace pm = CGameTrace();
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Vector vecVelocity = pThis.mv.m_vecVelocity;
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vecVelocity.ToArray(original_velocity);
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vecVelocity.ToArray(primal_velocity);
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Vector vecAbsOrigin = pThis.mv.m_vecAbsOrigin;
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vecAbsOrigin.ToArray(fixed_origin);
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Vector plane_normal;
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static Vector alloced_vector, alloced_vector2;
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if(alloced_vector.Address == Address_Null)
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alloced_vector = Vector();
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if(alloced_vector2.Address == Address_Null)
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alloced_vector2 = Vector();
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for(bumpcount = 0; bumpcount < numbumps; bumpcount++)
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{
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if(vecVelocity.LengthSqr() == 0.0)
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break;
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if(stuck_on_ramp)
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{
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if(!has_valid_plane)
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{
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plane_normal = pm.plane.normal;
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if(!CloseEnough(VectorToArray(plane_normal), view_as<float>({0.0, 0.0, 0.0})) &&
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!IsEqual(valid_plane, VectorToArray(plane_normal)))
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{
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plane_normal.ToArray(valid_plane);
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has_valid_plane = true;
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}
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else
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{
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for(i = numplanes; i-- > 0;)
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{
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if(!CloseEnough(planes[i], view_as<float>({0.0, 0.0, 0.0})) &&
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FloatAbs(planes[i][0]) <= 1.0 && FloatAbs(planes[i][1]) <= 1.0 && FloatAbs(planes[i][2]) <= 1.0 &&
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!IsEqual(valid_plane, planes[i]))
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{
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VectorCopy(planes[i], valid_plane);
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has_valid_plane = true;
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break;
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}
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}
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}
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}
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if(has_valid_plane)
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{
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alloced_vector.FromArray(valid_plane);
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if(valid_plane[2] >= 0.7 && valid_plane[2] <= 1.0)
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{
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ClipVelocity(pThis, vecVelocity, alloced_vector, vecVelocity, 1.0);
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vecVelocity.ToArray(original_velocity);
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}
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else
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{
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ClipVelocity(pThis, vecVelocity, alloced_vector, vecVelocity, 1.0 + gBounce.FloatValue * (1.0 - pThis.player.m_surfaceFriction));
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vecVelocity.ToArray(original_velocity);
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}
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alloced_vector.ToArray(valid_plane);
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}
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//TODO: should be replaced with normal solution!! Currently hack to fix issue #1.
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else if(!gNoclipWorkAround.BoolValue || (vecVelocity.z < -6.25 || vecVelocity.z > 0.0))
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{
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//Quite heavy part of the code, should not be triggered much or else it'll impact performance by a lot!!!
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float offsets[3];
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offsets[0] = (float(bumpcount) * 2.0) * -gRampInitialRetraceLength.FloatValue;
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offsets[2] = (float(bumpcount) * 2.0) * gRampInitialRetraceLength.FloatValue;
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int valid_planes = 0;
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VectorCopy(view_as<float>({0.0, 0.0, 0.0}), valid_plane);
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float offset[3], offset_mins[3], offset_maxs[3], buff[3];
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static Ray_t ray;
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// Keep this variable allocated only once
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// since ray.Init should take care of removing any left garbage values
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if(ray.Address == Address_Null)
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ray = Ray_t();
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for(i = 0; i < 3; i++)
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{
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for(j = 0; j < 3; j++)
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{
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for(h = 0; h < 3; h++)
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{
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PROF_START();
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offset[0] = offsets[i];
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offset[1] = offsets[j];
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offset[2] = offsets[h];
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VectorCopy(offset, offset_mins);
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ScaleVector(offset_mins, 0.5);
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VectorCopy(offset, offset_maxs);
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ScaleVector(offset_maxs, 0.5);
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if(offset[0] > 0.0)
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offset_mins[0] /= 2.0;
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if(offset[1] > 0.0)
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offset_mins[1] /= 2.0;
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if(offset[2] > 0.0)
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offset_mins[2] /= 2.0;
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if(offset[0] < 0.0)
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offset_maxs[0] /= 2.0;
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if(offset[1] < 0.0)
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offset_maxs[1] /= 2.0;
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if(offset[2] < 0.0)
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offset_maxs[2] /= 2.0;
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PROF_STOP(0);
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PROF_START();
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AddVectors(fixed_origin, offset, buff);
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SubtractVectors(end, offset, offset);
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if(gEngineVersion == Engine_CSGO)
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{
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SubtractVectors(VectorToArray(GetPlayerMins(pThis)), offset_mins, offset_mins);
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AddVectors(VectorToArray(GetPlayerMaxs(pThis)), offset_maxs, offset_maxs);
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}
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else
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{
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SubtractVectors(VectorToArray(GetPlayerMinsCSS(pThis, alloced_vector)), offset_mins, offset_mins);
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AddVectors(VectorToArray(GetPlayerMaxsCSS(pThis, alloced_vector2)), offset_maxs, offset_maxs);
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}
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PROF_STOP(1);
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PROF_START();
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ray.Init(buff, offset, offset_mins, offset_maxs);
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PROF_STOP(2);
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PROF_START();
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UTIL_TraceRay(ray, MASK_PLAYERSOLID, pThis, COLLISION_GROUP_PLAYER_MOVEMENT, pm);
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PROF_STOP(3);
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PROF_START();
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plane_normal = pm.plane.normal;
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if(FloatAbs(plane_normal.x) <= 1.0 && FloatAbs(plane_normal.y) <= 1.0 &&
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FloatAbs(plane_normal.z) <= 1.0 && pm.fraction > 0.0 && pm.fraction < 1.0 && !pm.startsolid)
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{
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valid_planes++;
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AddVectors(valid_plane, VectorToArray(plane_normal), valid_plane);
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}
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PROF_STOP(4);
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}
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}
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}
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if(valid_planes != 0 && !CloseEnough(valid_plane, view_as<float>({0.0, 0.0, 0.0})))
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{
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has_valid_plane = true;
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NormalizeVector(valid_plane, valid_plane);
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continue;
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}
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}
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if(has_valid_plane)
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{
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VectorMA(fixed_origin, gRampInitialRetraceLength.FloatValue, valid_plane, fixed_origin);
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}
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else
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{
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stuck_on_ramp = false;
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continue;
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}
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}
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VectorMA(fixed_origin, time_left, VectorToArray(vecVelocity), end);
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if(pFirstDest.Address != Address_Null && IsEqual(end, VectorToArray(pFirstDest)))
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{
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pm.Free();
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pm = pFirstTrace;
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}
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else
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{
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alloced_vector2.FromArray(end);
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if(stuck_on_ramp && has_valid_plane)
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{
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alloced_vector.FromArray(fixed_origin);
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TracePlayerBBox(pThis, alloced_vector, alloced_vector2, MASK_PLAYERSOLID, COLLISION_GROUP_PLAYER_MOVEMENT, pm);
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pm.plane.normal.FromArray(valid_plane);
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}
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else
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{
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TracePlayerBBox(pThis, vecAbsOrigin, alloced_vector2, MASK_PLAYERSOLID, COLLISION_GROUP_PLAYER_MOVEMENT, pm);
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}
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}
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if(bumpcount > 0 && pThis.player.m_hGroundEntity == view_as<Address>(-1) && !IsValidMovementTrace(pThis, pm))
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{
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has_valid_plane = false;
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stuck_on_ramp = true;
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continue;
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}
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if(pm.fraction > 0.0)
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{
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if((bumpcount == 0 || pThis.player.m_hGroundEntity != view_as<Address>(-1)) && numbumps > 0 && pm.fraction == 1.0)
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{
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CGameTrace stuck = CGameTrace();
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TracePlayerBBox(pThis, pm.endpos, pm.endpos, MASK_PLAYERSOLID, COLLISION_GROUP_PLAYER_MOVEMENT, stuck);
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if((stuck.startsolid || stuck.fraction != 1.0) && bumpcount == 0)
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{
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has_valid_plane = false;
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stuck_on_ramp = true;
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stuck.Free();
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continue;
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}
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else if(stuck.startsolid || stuck.fraction != 1.0)
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{
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vecVelocity.FromArray(vec3_origin);
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stuck.Free();
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break;
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}
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stuck.Free();
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}
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has_valid_plane = false;
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stuck_on_ramp = false;
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vecVelocity.ToArray(original_velocity);
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vecAbsOrigin.FromArray(VectorToArray(pm.endpos));
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vecAbsOrigin.ToArray(fixed_origin);
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allFraction += pm.fraction;
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numplanes = 0;
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}
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if(CloseEnoughFloat(pm.fraction, 1.0))
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break;
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MoveHelper().AddToTouched(pm, vecVelocity);
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if(pm.plane.normal.z >= 0.7)
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blocked |= 1;
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if(CloseEnoughFloat(pm.plane.normal.z, 0.0))
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blocked |= 2;
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time_left -= time_left * pm.fraction;
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if(numplanes >= MAX_CLIP_PLANES)
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{
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vecVelocity.FromArray(vec3_origin);
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break;
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}
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pm.plane.normal.ToArray(planes[numplanes]);
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numplanes++;
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|
|
if(numplanes == 1 && pThis.player.m_MoveType == MOVETYPE_WALK && pThis.player.m_hGroundEntity != view_as<Address>(-1))
|
|
{
|
|
Vector vec1 = Vector();
|
|
PROF_START();
|
|
if(planes[0][2] >= 0.7)
|
|
{
|
|
vec1.FromArray(original_velocity);
|
|
alloced_vector2.FromArray(planes[0]);
|
|
alloced_vector.FromArray(new_velocity);
|
|
ClipVelocity(pThis, vec1, alloced_vector2, alloced_vector, 1.0);
|
|
alloced_vector.ToArray(original_velocity);
|
|
alloced_vector.ToArray(new_velocity);
|
|
}
|
|
else
|
|
{
|
|
vec1.FromArray(original_velocity);
|
|
alloced_vector2.FromArray(planes[0]);
|
|
alloced_vector.FromArray(new_velocity);
|
|
ClipVelocity(pThis, vec1, alloced_vector2, alloced_vector, 1.0 + gBounce.FloatValue * (1.0 - pThis.player.m_surfaceFriction));
|
|
alloced_vector.ToArray(new_velocity);
|
|
}
|
|
PROF_STOP(5);
|
|
|
|
vecVelocity.FromArray(new_velocity);
|
|
VectorCopy(new_velocity, original_velocity);
|
|
|
|
vec1.Free();
|
|
}
|
|
else
|
|
{
|
|
for(i = 0; i < numplanes; i++)
|
|
{
|
|
alloced_vector2.FromArray(original_velocity);
|
|
alloced_vector.FromArray(planes[i]);
|
|
ClipVelocity(pThis, alloced_vector2, alloced_vector, vecVelocity, 1.0);
|
|
alloced_vector.ToArray(planes[i]);
|
|
|
|
for(j = 0; j < numplanes; j++)
|
|
if(j != i)
|
|
if(vecVelocity.Dot(planes[j]) < 0.0)
|
|
break;
|
|
|
|
if(j == numplanes)
|
|
break;
|
|
}
|
|
|
|
if(i != numplanes)
|
|
{
|
|
|
|
}
|
|
else
|
|
{
|
|
if(numplanes != 2)
|
|
{
|
|
vecVelocity.FromArray(vec3_origin);
|
|
break;
|
|
}
|
|
|
|
if(CloseEnough(planes[0], planes[1]))
|
|
{
|
|
VectorMA(original_velocity, 20.0, planes[0], new_velocity);
|
|
vecVelocity.x = new_velocity[0];
|
|
vecVelocity.y = new_velocity[1];
|
|
|
|
break;
|
|
}
|
|
|
|
GetVectorCrossProduct(planes[0], planes[1], dir);
|
|
NormalizeVector(dir, dir);
|
|
|
|
d = vecVelocity.Dot(dir);
|
|
|
|
ScaleVector(dir, d);
|
|
vecVelocity.FromArray(dir);
|
|
}
|
|
|
|
d = vecVelocity.Dot(primal_velocity);
|
|
if(d <= 0.0)
|
|
{
|
|
vecVelocity.FromArray(vec3_origin);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(CloseEnoughFloat(allFraction, 0.0))
|
|
vecVelocity.FromArray(vec3_origin);
|
|
|
|
pm.Free();
|
|
return blocked;
|
|
}
|
|
|
|
stock void VectorMA(float start[3], float scale, float dir[3], float dest[3])
|
|
{
|
|
dest[0] = start[0] + dir[0] * scale;
|
|
dest[1] = start[1] + dir[1] * scale;
|
|
dest[2] = start[2] + dir[2] * scale;
|
|
}
|
|
|
|
stock void VectorCopy(float from[3], float to[3])
|
|
{
|
|
to[0] = from[0];
|
|
to[1] = from[1];
|
|
to[2] = from[2];
|
|
}
|
|
|
|
stock float[] VectorToArray(Vector vec)
|
|
{
|
|
float ret[3];
|
|
vec.ToArray(ret);
|
|
return ret;
|
|
}
|
|
|
|
stock bool IsEqual(float a[3], float b[3])
|
|
{
|
|
return a[0] == b[0] && a[1] == b[1] && a[2] == b[2];
|
|
}
|
|
|
|
stock bool CloseEnough(float a[3], float b[3], float eps = FLT_EPSILON)
|
|
{
|
|
return FloatAbs(a[0] - b[0]) <= eps &&
|
|
FloatAbs(a[1] - b[1]) <= eps &&
|
|
FloatAbs(a[2] - b[2]) <= eps;
|
|
}
|
|
|
|
stock bool CloseEnoughFloat(float a, float b, float eps = FLT_EPSILON)
|
|
{
|
|
return FloatAbs(a - b) <= eps;
|
|
}
|
|
|
|
public void SetFailStateCustom(const char[] fmt, any ...)
|
|
{
|
|
char buff[512];
|
|
VFormat(buff, sizeof(buff), fmt, 2);
|
|
|
|
CleanUpUtils();
|
|
|
|
char ostype[32];
|
|
switch(gOSType)
|
|
{
|
|
case OSLinux: ostype = "LIN";
|
|
case OSWindows: ostype = "WIN";
|
|
default: ostype = "UNK";
|
|
}
|
|
|
|
SetFailState("[%s | %i] %s", ostype, gEngineVersion, buff);
|
|
}
|
|
|
|
stock bool IsValidMovementTrace(CGameMovement pThis, CGameTrace tr)
|
|
{
|
|
if(tr.allsolid || tr.startsolid)
|
|
return false;
|
|
|
|
if(CloseEnoughFloat(tr.fraction, 0.0))
|
|
return false;
|
|
|
|
Vector plane_normal = tr.plane.normal;
|
|
if(FloatAbs(plane_normal.x) > 1.0 || FloatAbs(plane_normal.y) > 1.0 || FloatAbs(plane_normal.z) > 1.0)
|
|
return false;
|
|
|
|
CGameTrace stuck = CGameTrace();
|
|
|
|
TracePlayerBBox(pThis, tr.endpos, tr.endpos, MASK_PLAYERSOLID, COLLISION_GROUP_PLAYER_MOVEMENT, stuck);
|
|
if(stuck.startsolid || !CloseEnoughFloat(stuck.fraction, 1.0))
|
|
{
|
|
stuck.Free();
|
|
return false;
|
|
}
|
|
|
|
stuck.Free();
|
|
return true;
|
|
}
|
|
|
|
stock void UTIL_TraceRay(Ray_t ray, int mask, CGameMovement gm, int collisionGroup, CGameTrace trace)
|
|
{
|
|
if(gEngineVersion == Engine_CSGO)
|
|
{
|
|
CTraceFilterSimple filter = LockTraceFilter(gm, collisionGroup);
|
|
|
|
gm.m_nTraceCount++;
|
|
ITraceListData tracelist = gm.m_pTraceListData;
|
|
|
|
if(tracelist.Address != Address_Null && tracelist.CanTraceRay(ray))
|
|
TraceRayAgainstLeafAndEntityList(ray, tracelist, mask, filter, trace);
|
|
else
|
|
TraceRay(ray, mask, filter, trace);
|
|
|
|
UnlockTraceFilter(gm, filter);
|
|
}
|
|
else if(gEngineVersion == Engine_CSS)
|
|
{
|
|
CTraceFilterSimple filter = CTraceFilterSimple();
|
|
filter.Init(LookupEntity(gm.mv.m_nPlayerHandle), collisionGroup);
|
|
|
|
TraceRay(ray, mask, filter, trace);
|
|
|
|
filter.Free();
|
|
}
|
|
}
|