600 lines
16 KiB
C++
600 lines
16 KiB
C++
/**
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* vim: set ts=4 :
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* =============================================================================
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* SourceMod SDKTools Extension
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* Copyright (C) 2004-2010 AlliedModders LLC. All rights reserved.
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* =============================================================================
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, version 3.0, as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* As a special exception, AlliedModders LLC gives you permission to link the
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* code of this program (as well as its derivative works) to "Half-Life 2," the
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* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
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* by the Valve Corporation. You must obey the GNU General Public License in
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* all respects for all other code used. Additionally, AlliedModders LLC grants
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* this exception to all derivative works. AlliedModders LLC defines further
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* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
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* or <http://www.sourcemod.net/license.php>.
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*
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* Version: $Id$
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*/
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#include "extension.h"
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#include <worldsize.h>
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class CSMTraceFilter : public CTraceFilter
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{
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public:
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bool ShouldHitEntity(IHandleEntity *pEntity, int contentsMask)
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{
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cell_t res = 1;
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m_pFunc->PushCell(gamehelpers->EntityToBCompatRef(reinterpret_cast<CBaseEntity *>(pEntity)));
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m_pFunc->PushCell(contentsMask);
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m_pFunc->PushCell(m_Data);
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m_pFunc->Execute(&res);
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return (res) ? true : false;
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}
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void SetFunctionPtr(IPluginFunction *pFunc, cell_t data)
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{
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m_pFunc = pFunc;
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m_Data = data;
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}
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private:
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IPluginFunction *m_pFunc;
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cell_t m_Data;
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};
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/* Used for the global trace version */
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Ray_t g_Ray;
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trace_t g_Trace;
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Vector g_StartVec;
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Vector g_EndVec;
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Vector g_HullMins;
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Vector g_HullMaxs;
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QAngle g_DirAngles;
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CTraceFilterHitAll g_HitAllFilter;
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CSMTraceFilter g_SMTraceFilter;
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enum
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{
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RayType_EndPoint,
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RayType_Infinite
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};
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static cell_t smn_TRTraceRay(IPluginContext *pContext, const cell_t *params)
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{
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cell_t *startaddr, *endaddr;
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pContext->LocalToPhysAddr(params[1], &startaddr);
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pContext->LocalToPhysAddr(params[2], &endaddr);
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g_StartVec.Init(sp_ctof(startaddr[0]), sp_ctof(startaddr[1]), sp_ctof(startaddr[2]));
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switch (params[4])
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{
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case RayType_EndPoint:
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{
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g_EndVec.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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break;
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}
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case RayType_Infinite:
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{
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g_DirAngles.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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AngleVectors(g_DirAngles, &g_EndVec);
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/* Make it unitary and get the ending point */
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g_EndVec.NormalizeInPlace();
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g_EndVec = g_StartVec + g_EndVec * MAX_TRACE_LENGTH;
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break;
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}
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}
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g_Ray.Init(g_StartVec, g_EndVec);
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enginetrace->TraceRay(g_Ray, params[3], &g_HitAllFilter, &g_Trace);
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return 1;
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}
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static cell_t smn_TRTraceHull(IPluginContext *pContext, const cell_t *params)
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{
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cell_t *startaddr, *endaddr, *mins, *maxs;
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pContext->LocalToPhysAddr(params[1], &startaddr);
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pContext->LocalToPhysAddr(params[2], &endaddr);
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pContext->LocalToPhysAddr(params[3], &mins);
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pContext->LocalToPhysAddr(params[4], &maxs);
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g_StartVec.Init(sp_ctof(startaddr[0]), sp_ctof(startaddr[1]), sp_ctof(startaddr[2]));
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g_HullMins.Init(sp_ctof(mins[0]), sp_ctof(mins[1]), sp_ctof(mins[2]));
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g_HullMaxs.Init(sp_ctof(maxs[0]), sp_ctof(maxs[1]), sp_ctof(maxs[2]));
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g_EndVec.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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g_Ray.Init(g_StartVec, g_EndVec, g_HullMins, g_HullMaxs);
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enginetrace->TraceRay(g_Ray, params[5], &g_HitAllFilter, &g_Trace);
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return 1;
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}
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static cell_t smn_TRTraceRayFilter(IPluginContext *pContext, const cell_t *params)
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{
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cell_t *startaddr, *endaddr;
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IPluginFunction *pFunc;
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cell_t data;
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pFunc = pContext->GetFunctionById(params[5]);
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if (!pFunc)
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{
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return pContext->ThrowNativeError("Invalid function id (%X)", params[5]);
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}
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if (params[0] >= 6)
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{
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data = params[6];
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}
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else
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{
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data = 0;
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}
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g_SMTraceFilter.SetFunctionPtr(pFunc, data);
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pContext->LocalToPhysAddr(params[1], &startaddr);
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pContext->LocalToPhysAddr(params[2], &endaddr);
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g_StartVec.Init(sp_ctof(startaddr[0]), sp_ctof(startaddr[1]), sp_ctof(startaddr[2]));
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switch (params[4])
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{
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case RayType_EndPoint:
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{
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g_EndVec.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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break;
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}
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case RayType_Infinite:
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{
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g_DirAngles.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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AngleVectors(g_DirAngles, &g_EndVec);
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/* Make it unitary and get the ending point */
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g_EndVec.NormalizeInPlace();
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g_EndVec = g_StartVec + g_EndVec * MAX_TRACE_LENGTH;
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break;
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}
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}
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g_Ray.Init(g_StartVec, g_EndVec);
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enginetrace->TraceRay(g_Ray, params[3], &g_SMTraceFilter, &g_Trace);
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return 1;
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}
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static cell_t smn_TRTraceHullFilter(IPluginContext *pContext, const cell_t *params)
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{
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cell_t data;
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IPluginFunction *pFunc;
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cell_t *startaddr, *endaddr, *mins, *maxs;
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pFunc = pContext->GetFunctionById(params[6]);
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if (!pFunc)
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{
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return pContext->ThrowNativeError("Invalid function id (%X)", params[5]);
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}
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data = params[7];
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g_SMTraceFilter.SetFunctionPtr(pFunc, data);
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pContext->LocalToPhysAddr(params[1], &startaddr);
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pContext->LocalToPhysAddr(params[2], &endaddr);
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pContext->LocalToPhysAddr(params[3], &mins);
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pContext->LocalToPhysAddr(params[4], &maxs);
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g_StartVec.Init(sp_ctof(startaddr[0]), sp_ctof(startaddr[1]), sp_ctof(startaddr[2]));
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g_HullMins.Init(sp_ctof(mins[0]), sp_ctof(mins[1]), sp_ctof(mins[2]));
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g_HullMaxs.Init(sp_ctof(maxs[0]), sp_ctof(maxs[1]), sp_ctof(maxs[2]));
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g_EndVec.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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g_Ray.Init(g_StartVec, g_EndVec, g_HullMins, g_HullMaxs);
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enginetrace->TraceRay(g_Ray, params[5], &g_SMTraceFilter, &g_Trace);
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return 1;
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}
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static cell_t smn_TRTraceRayEx(IPluginContext *pContext, const cell_t *params)
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{
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cell_t *startaddr, *endaddr;
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pContext->LocalToPhysAddr(params[1], &startaddr);
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pContext->LocalToPhysAddr(params[2], &endaddr);
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Vector StartVec, EndVec;
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Ray_t ray;
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StartVec.Init(sp_ctof(startaddr[0]), sp_ctof(startaddr[1]), sp_ctof(startaddr[2]));
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switch (params[4])
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{
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case RayType_EndPoint:
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{
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EndVec.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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break;
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}
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case RayType_Infinite:
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{
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QAngle DirAngles;
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DirAngles.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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AngleVectors(DirAngles, &EndVec);
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/* Make it unitary and get the ending point */
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EndVec.NormalizeInPlace();
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EndVec = StartVec + EndVec * MAX_TRACE_LENGTH;
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break;
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}
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}
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trace_t *tr = new trace_t;
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ray.Init(StartVec, EndVec);
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enginetrace->TraceRay(ray, params[3], &g_HitAllFilter, tr);
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HandleError herr;
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Handle_t hndl;
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if (!(hndl=handlesys->CreateHandle(g_TraceHandle, tr, pContext->GetIdentity(), myself->GetIdentity(), &herr)))
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{
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delete tr;
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return pContext->ThrowNativeError("Unable to create a new trace handle (error %d)", herr);
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}
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return hndl;
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}
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static cell_t smn_TRTraceHullEx(IPluginContext *pContext, const cell_t *params)
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{
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cell_t *startaddr, *endaddr, *mins, *maxs;
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pContext->LocalToPhysAddr(params[1], &startaddr);
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pContext->LocalToPhysAddr(params[2], &endaddr);
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pContext->LocalToPhysAddr(params[3], &mins);
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pContext->LocalToPhysAddr(params[4], &maxs);
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Ray_t ray;
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Vector StartVec, EndVec, vmins, vmaxs;
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StartVec.Init(sp_ctof(startaddr[0]), sp_ctof(startaddr[1]), sp_ctof(startaddr[2]));
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vmins.Init(sp_ctof(mins[0]), sp_ctof(mins[1]), sp_ctof(mins[2]));
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vmaxs.Init(sp_ctof(maxs[0]), sp_ctof(maxs[1]), sp_ctof(maxs[2]));
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EndVec.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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ray.Init(StartVec, EndVec, vmins, vmaxs);
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trace_t *tr = new trace_t;
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enginetrace->TraceRay(ray, params[5], &g_HitAllFilter, tr);
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HandleError herr;
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Handle_t hndl;
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if (!(hndl=handlesys->CreateHandle(g_TraceHandle, tr, pContext->GetIdentity(), myself->GetIdentity(), &herr)))
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{
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delete tr;
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return pContext->ThrowNativeError("Unable to create a new trace handle (error %d)", herr);
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}
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return hndl;
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}
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static cell_t smn_TRTraceRayFilterEx(IPluginContext *pContext, const cell_t *params)
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{
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IPluginFunction *pFunc;
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cell_t *startaddr, *endaddr;
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cell_t data;
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pFunc = pContext->GetFunctionById(params[5]);
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if (!pFunc)
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{
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return pContext->ThrowNativeError("Invalid function id (%X)", params[5]);
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}
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pContext->LocalToPhysAddr(params[1], &startaddr);
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pContext->LocalToPhysAddr(params[2], &endaddr);
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Vector StartVec, EndVec;
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CSMTraceFilter smfilter;
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Ray_t ray;
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if (params[0] >= 6)
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{
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data = params[6];
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}
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else
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{
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data = 0;
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}
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smfilter.SetFunctionPtr(pFunc, data);
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StartVec.Init(sp_ctof(startaddr[0]), sp_ctof(startaddr[1]), sp_ctof(startaddr[2]));
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switch (params[4])
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{
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case RayType_EndPoint:
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{
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EndVec.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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break;
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}
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case RayType_Infinite:
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{
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QAngle DirAngles;
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DirAngles.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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AngleVectors(DirAngles, &EndVec);
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/* Make it unitary and get the ending point */
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EndVec.NormalizeInPlace();
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EndVec = StartVec + EndVec * MAX_TRACE_LENGTH;
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break;
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}
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}
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trace_t *tr = new trace_t;
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ray.Init(StartVec, EndVec);
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enginetrace->TraceRay(ray, params[3], &smfilter, tr);
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HandleError herr;
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Handle_t hndl;
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if (!(hndl=handlesys->CreateHandle(g_TraceHandle, tr, pContext->GetIdentity(), myself->GetIdentity(), &herr)))
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{
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delete tr;
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return pContext->ThrowNativeError("Unable to create a new trace handle (error %d)", herr);
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}
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return hndl;
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}
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static cell_t smn_TRTraceHullFilterEx(IPluginContext *pContext, const cell_t *params)
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{
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IPluginFunction *pFunc;
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cell_t *startaddr, *endaddr, *mins, *maxs;
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cell_t data;
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pFunc = pContext->GetFunctionById(params[6]);
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if (!pFunc)
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{
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return pContext->ThrowNativeError("Invalid function id (%X)", params[5]);
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}
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pContext->LocalToPhysAddr(params[1], &startaddr);
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pContext->LocalToPhysAddr(params[2], &endaddr);
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pContext->LocalToPhysAddr(params[3], &mins);
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pContext->LocalToPhysAddr(params[4], &maxs);
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Vector StartVec, EndVec, vmins, vmaxs;
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CSMTraceFilter smfilter;
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Ray_t ray;
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data = params[7];
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smfilter.SetFunctionPtr(pFunc, data);
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StartVec.Init(sp_ctof(startaddr[0]), sp_ctof(startaddr[1]), sp_ctof(startaddr[2]));
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vmins.Init(sp_ctof(mins[0]), sp_ctof(mins[1]), sp_ctof(mins[2]));
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vmaxs.Init(sp_ctof(maxs[0]), sp_ctof(maxs[1]), sp_ctof(maxs[2]));
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EndVec.Init(sp_ctof(endaddr[0]), sp_ctof(endaddr[1]), sp_ctof(endaddr[2]));
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ray.Init(StartVec, EndVec, vmins, vmaxs);
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trace_t *tr = new trace_t;
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enginetrace->TraceRay(ray, params[5], &smfilter, tr);
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HandleError herr;
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Handle_t hndl;
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if (!(hndl=handlesys->CreateHandle(g_TraceHandle, tr, pContext->GetIdentity(), myself->GetIdentity(), &herr)))
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{
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delete tr;
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return pContext->ThrowNativeError("Unable to create a new trace handle (error %d)", herr);
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}
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return hndl;
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}
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static cell_t smn_TRGetFraction(IPluginContext *pContext, const cell_t *params)
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{
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trace_t *tr;
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HandleError err;
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HandleSecurity sec(pContext->GetIdentity(), myself->GetIdentity());
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if (params[1] == BAD_HANDLE)
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{
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tr = &g_Trace;
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} else if ((err = handlesys->ReadHandle(params[1], g_TraceHandle, &sec, (void **)&tr)) != HandleError_None) {
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return pContext->ThrowNativeError("Invalid Handle %x (error %d)", params[1], err);
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}
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return sp_ftoc(tr->fraction);
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}
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static cell_t smn_TRGetPlaneNormal(IPluginContext *pContext, const cell_t *params)
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{
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trace_t *tr;
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HandleError err;
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HandleSecurity sec(pContext->GetIdentity(), myself->GetIdentity());
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if (params[1] == BAD_HANDLE)
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{
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tr = &g_Trace;
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} else if ((err = handlesys->ReadHandle(params[1], g_TraceHandle, &sec, (void **)&tr)) != HandleError_None) {
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return pContext->ThrowNativeError("Invalid Handle %x (error %d)", params[1], err);
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}
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Vector *normal = &tr->plane.normal;
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cell_t *r;
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pContext->LocalToPhysAddr(params[2], &r);
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r[0] = sp_ftoc(normal->x);
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r[1] = sp_ftoc(normal->y);
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r[2] = sp_ftoc(normal->z);
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return 1;
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}
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static cell_t smn_TRGetEndPosition(IPluginContext *pContext, const cell_t *params)
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{
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trace_t *tr;
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HandleError err;
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HandleSecurity sec(pContext->GetIdentity(), myself->GetIdentity());
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if (params[2] == BAD_HANDLE)
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{
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tr = &g_Trace;
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} else if ((err = handlesys->ReadHandle(params[2], g_TraceHandle, &sec, (void **)&tr)) != HandleError_None) {
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return pContext->ThrowNativeError("Invalid Handle %x (error %d)", params[2], err);
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}
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cell_t *addr;
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pContext->LocalToPhysAddr(params[1], &addr);
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addr[0] = sp_ftoc(tr->endpos.x);
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addr[1] = sp_ftoc(tr->endpos.y);
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addr[2] = sp_ftoc(tr->endpos.z);
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return 1;
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}
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static cell_t smn_TRDidHit(IPluginContext *pContext, const cell_t *params)
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{
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trace_t *tr;
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HandleError err;
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HandleSecurity sec(pContext->GetIdentity(), myself->GetIdentity());
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if (params[1] == BAD_HANDLE)
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{
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tr = &g_Trace;
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} else if ((err = handlesys->ReadHandle(params[1], g_TraceHandle, &sec, (void **)&tr)) != HandleError_None) {
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return pContext->ThrowNativeError("Invalid Handle %x (error %d)", params[1], err);
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}
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return tr->DidHit() ? 1 : 0;
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}
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static cell_t smn_TRGetHitGroup(IPluginContext *pContext, const cell_t *params)
|
|
{
|
|
trace_t *tr;
|
|
HandleError err;
|
|
HandleSecurity sec(pContext->GetIdentity(), myself->GetIdentity());
|
|
|
|
if (params[1] == BAD_HANDLE)
|
|
{
|
|
tr = &g_Trace;
|
|
} else if ((err = handlesys->ReadHandle(params[1], g_TraceHandle, &sec, (void **)&tr)) != HandleError_None) {
|
|
return pContext->ThrowNativeError("Invalid Handle %x (error %d)", params[1], err);
|
|
}
|
|
|
|
return tr->hitgroup;
|
|
}
|
|
|
|
static cell_t smn_TRGetEntityIndex(IPluginContext *pContext, const cell_t *params)
|
|
{
|
|
trace_t *tr;
|
|
HandleError err;
|
|
HandleSecurity sec(pContext->GetIdentity(), myself->GetIdentity());
|
|
|
|
if (params[1] == BAD_HANDLE)
|
|
{
|
|
tr = &g_Trace;
|
|
} else if ((err = handlesys->ReadHandle(params[1], g_TraceHandle, &sec, (void **)&tr)) != HandleError_None) {
|
|
return pContext->ThrowNativeError("Invalid Handle %x (error %d)", params[1], err);
|
|
}
|
|
|
|
if (tr->m_pEnt == NULL)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return gamehelpers->EntityToBCompatRef(tr->m_pEnt);
|
|
}
|
|
|
|
static cell_t smn_TRGetPointContents(IPluginContext *pContext, const cell_t *params)
|
|
{
|
|
cell_t *vec, *ent;
|
|
IHandleEntity *hentity;
|
|
Vector pos;
|
|
int mask;
|
|
|
|
pContext->LocalToPhysAddr(params[1], &vec);
|
|
pContext->LocalToPhysAddr(params[2], &ent);
|
|
|
|
pos.x = sp_ctof(vec[0]);
|
|
pos.y = sp_ctof(vec[1]);
|
|
pos.z = sp_ctof(vec[2]);
|
|
|
|
if (*ent == -1)
|
|
{
|
|
mask = enginetrace->GetPointContents(pos);
|
|
} else {
|
|
#if SOURCE_ENGINE >= SE_LEFT4DEAD
|
|
mask = enginetrace->GetPointContents(pos, MASK_ALL, &hentity);
|
|
#else
|
|
mask = enginetrace->GetPointContents(pos, &hentity);
|
|
#endif
|
|
*ent = gamehelpers->EntityToBCompatRef(reinterpret_cast<CBaseEntity *>(hentity));
|
|
}
|
|
|
|
return mask;
|
|
}
|
|
|
|
static cell_t smn_TRGetPointContentsEnt(IPluginContext *pContext, const cell_t *params)
|
|
{
|
|
/* TODO: See if we can get the collidable with a prop and remove the reliance on edicts */
|
|
edict_t *pEdict = PEntityOfEntIndex(gamehelpers->ReferenceToIndex(params[1]));
|
|
if (!pEdict || pEdict->IsFree())
|
|
{
|
|
return pContext->ThrowNativeError("Entity %d is invalid", params[1]);
|
|
}
|
|
|
|
cell_t *addr;
|
|
Vector pos;
|
|
|
|
pContext->LocalToPhysAddr(params[2], &addr);
|
|
|
|
pos.x = sp_ctof(addr[0]);
|
|
pos.y = sp_ctof(addr[1]);
|
|
pos.z = sp_ctof(addr[2]);
|
|
|
|
return enginetrace->GetPointContents_Collideable(pEdict->GetCollideable(), pos);
|
|
}
|
|
|
|
static cell_t smn_TRPointOutsideWorld(IPluginContext *pContext, const cell_t *params)
|
|
{
|
|
cell_t *vec;
|
|
Vector pos;
|
|
|
|
pContext->LocalToPhysAddr(params[1], &vec);
|
|
|
|
pos.x = sp_ctof(vec[0]);
|
|
pos.y = sp_ctof(vec[1]);
|
|
pos.z = sp_ctof(vec[2]);
|
|
|
|
return enginetrace->PointOutsideWorld(pos);
|
|
}
|
|
|
|
sp_nativeinfo_t g_TRNatives[] =
|
|
{
|
|
{"TR_TraceRay", smn_TRTraceRay},
|
|
{"TR_TraceHull", smn_TRTraceHull},
|
|
{"TR_TraceRayEx", smn_TRTraceRayEx},
|
|
{"TR_TraceHullEx", smn_TRTraceHullEx},
|
|
{"TR_GetFraction", smn_TRGetFraction},
|
|
{"TR_GetEndPosition", smn_TRGetEndPosition},
|
|
{"TR_GetEntityIndex", smn_TRGetEntityIndex},
|
|
{"TR_DidHit", smn_TRDidHit},
|
|
{"TR_GetHitGroup", smn_TRGetHitGroup},
|
|
{"TR_GetPointContents", smn_TRGetPointContents},
|
|
{"TR_GetPointContentsEnt", smn_TRGetPointContentsEnt},
|
|
{"TR_TraceRayFilter", smn_TRTraceRayFilter},
|
|
{"TR_TraceRayFilterEx", smn_TRTraceRayFilterEx},
|
|
{"TR_TraceHullFilter", smn_TRTraceHullFilter},
|
|
{"TR_TraceHullFilterEx", smn_TRTraceHullFilterEx},
|
|
{"TR_GetPlaneNormal", smn_TRGetPlaneNormal},
|
|
{"TR_PointOutsideWorld", smn_TRPointOutsideWorld},
|
|
{NULL, NULL}
|
|
};
|