New plugin: FixVPhysicsCrush

refactor FixGameUI to new syntax.
2019-09-28 17:15:29 +02:00
parent 50bbbfcf6d
commit 3fcd5824a4
3 changed files with 176 additions and 35 deletions
@@ -0,0 +1,128 @@
+#pragma semicolon 1
+#pragma newdecls required
+
+#include <sourcemod>
+#include <sdktools>
+#include <dhooks>
+
+#define FVPHYSICS_NO_IMPACT_DMG			0x0400		// don't do impact damage to anything
+
+public Plugin myinfo =
+{
+	name 			= "FixVPhysicsCrush",
+	author 			= "BotoX",
+	description 	= "",
+	version 		= "0.0",
+	url 			= ""
+};
+
+Handle g_hAcceptInput;
+Handle g_hSetGameFlags;
+Handle g_hGetGameFlags;
+int g_hPhysicsObject;
+
+
+public void OnPluginStart()
+{
+	Handle hGameData = LoadGameConfigFile("sdktools.games");
+	if(!hGameData)
+		SetFailState("Couldn't load sdktools gamedata.");
+
+	// CBaseEntity::AcceptInput( const char *szInputName, CBaseEntity *pActivator, CBaseEntity *pCaller, variant_t Value, int outputID )
+	int Offset = GameConfGetOffset(hGameData, "AcceptInput");
+	if(Offset == -1)
+		SetFailState("Failed to find AcceptInput offset.");
+
+	g_hAcceptInput = DHookCreate(Offset, HookType_Entity, ReturnType_Bool, ThisPointer_CBaseEntity, OnAcceptInput);
+	if(g_hAcceptInput == INVALID_HANDLE)
+		SetFailState("Failed to DHook AcceptInput.");
+
+	DHookAddParam(g_hAcceptInput, HookParamType_CharPtr);
+	DHookAddParam(g_hAcceptInput, HookParamType_CBaseEntity);
+	DHookAddParam(g_hAcceptInput, HookParamType_CBaseEntity);
+	DHookAddParam(g_hAcceptInput, HookParamType_Object, 20, DHookPass_ByVal|DHookPass_ODTOR|DHookPass_OCTOR|DHookPass_OASSIGNOP); //varaint_t is a union of 12 (float[3]) plus two int type params 12 + 8 = 20
+	DHookAddParam(g_hAcceptInput, HookParamType_Int);
+
+	hGameData = LoadGameConfigFile("FixGameUI.games");
+	if(!hGameData)
+		SetFailState("Couldn't load FixGameUI gamedata.");
+
+	// CPhysicsObject::SetGameFlags(unsigned short)
+	StartPrepSDKCall(SDKCall_Raw);
+	if(!PrepSDKCall_SetFromConf(hGameData, SDKConf_Virtual, "SetGameFlags"))
+	{
+		delete hGameData;
+		SetFailState("PrepSDKCall_SetFromConf(hGameData, SDKConf_Virtual, \"SetGameFlags\") failed!");
+	}
+	PrepSDKCall_AddParameter(SDKType_PlainOldData, SDKPass_Plain);
+	g_hSetGameFlags = EndPrepSDKCall();
+
+	// CPhysicsObject::GetGameFlags()
+	StartPrepSDKCall(SDKCall_Raw);
+	if(!PrepSDKCall_SetFromConf(hGameData, SDKConf_Virtual, "GetGameFlags"))
+	{
+		delete hGameData;
+		SetFailState("PrepSDKCall_SetFromConf(hGameData, SDKConf_Virtual, \"GetGameFlags\") failed!");
+	}
+	PrepSDKCall_SetReturnInfo(SDKType_PlainOldData, SDKPass_Plain);
+	g_hGetGameFlags = EndPrepSDKCall();
+
+	int hCollisionGroup = FindSendPropInfo("CBaseEntity", "m_CollisionGroup");
+	if (hCollisionGroup == -1)
+		SetFailState("Couldn't find CBaseEntity::m_CollisionGroup");
+
+	// CNetworkVar( int, m_CollisionGroup );
+	// IPhysicsObject	*m_pPhysicsObject;
+	g_hPhysicsObject = hCollisionGroup + 4;
+
+	// Late load.
+	int entity = INVALID_ENT_REFERENCE;
+	while((entity = FindEntityByClassname(entity, "phys_thruster")) != INVALID_ENT_REFERENCE)
+	{
+		OnEntityCreated(entity, "phys_thruster");
+	}
+}
+
+public void OnEntityCreated(int entity, const char[] classname)
+{
+	if(StrEqual(classname, "phys_thruster"))
+	{
+		DHookEntity(g_hAcceptInput, true, entity);
+	}
+}
+
+public MRESReturn OnAcceptInput(int entity, Handle hReturn, Handle hParams)
+{
+	char sCommand[128];
+	DHookGetParamString(hParams, 1, sCommand, sizeof(sCommand));
+
+	if(StrEqual(sCommand, "Activate", false))
+	{
+		int attachedObject = GetEntPropEnt(entity, Prop_Data, "m_attachedObject");
+		if(attachedObject)
+		{
+			int vphysObj = GetVPhysicsObject(attachedObject);
+			if(vphysObj)
+			{
+				int flags = VPhysicsGetGameFlags(vphysObj);
+				flags |= FVPHYSICS_NO_IMPACT_DMG;
+				VPhysicsSetGameFlags(vphysObj, flags);
+			}
+		}
+	}
+}
+
+int VPhysicsGetGameFlags(int vphysicsObj)
+{
+	return SDKCall(g_hGetGameFlags, vphysicsObj);
+}
+
+void VPhysicsSetGameFlags(int vphysicsObj, int flags)
+{
+	SDKCall(g_hSetGameFlags, vphysicsObj, flags);
+}
+
+int GetVPhysicsObject(int entity)
+{
+	return GetEntData(entity, g_hPhysicsObject, 4);
+}