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615 lines
18 KiB
C++
615 lines
18 KiB
C++
//-----------------------------------------------------------------------------
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// V12 Engine
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//
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// Copyright (c) 2001 GarageGames.Com
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// Portions Copyright (c) 2001 by Sierra Online, Inc.
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//-----------------------------------------------------------------------------
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#include "sceneGraph/sceneState.h"
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#include "PlatformWin32/platformGL.h"
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#include "dgl/dgl.h"
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#include "dgl/gTexManager.h"
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#include "console/consoleTypes.h"
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#include "Collision/boxConvex.h"
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#include "Core/bitStream.h"
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#include "Math/mathIO.h"
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#include "game/trigger.h"
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namespace {
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void cTriggerEnterTrigger(SimObject* obj, S32, const char** argv)
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{
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AssertFatal(dynamic_cast<TriggerData*>(obj) != NULL, "Error, how did a non-trigger get here?");
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TriggerData* triggerData = static_cast<TriggerData*>(obj);
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Trigger* trigger = NULL;
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if (Sim::findObject(argv[2], trigger) == false)
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return;
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// Do nothing with the trigger object id by default...
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SimGroup* pGroup = trigger->getGroup();
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for (SimGroup::iterator itr = pGroup->begin(); itr != pGroup->end(); itr++)
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Con::executef(*itr, 3, "onTrigger", Con::getIntArg(trigger->getId()), "1");
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}
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void cTriggerLeaveTrigger(SimObject* obj, S32, const char** argv)
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{
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AssertFatal(dynamic_cast<TriggerData*>(obj) != NULL, "Error, how did a non-triggerdata get here?");
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TriggerData* triggerData = static_cast<TriggerData*>(obj);
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Trigger* trigger = NULL;
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if (Sim::findObject(argv[2], trigger) == false)
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return;
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if (trigger->getNumTriggeringObjects() == 0) {
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SimGroup* pGroup = trigger->getGroup();
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for (SimGroup::iterator itr = pGroup->begin(); itr != pGroup->end(); itr++)
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Con::executef(*itr, 3, "onTrigger", Con::getIntArg(trigger->getId()), "0");
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}
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}
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void cTriggerTickTrigger(SimObject* obj, S32, const char** argv)
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{
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AssertFatal(dynamic_cast<TriggerData*>(obj) != NULL, "Error, how did a non-trigger get here?");
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TriggerData* triggerData = static_cast<TriggerData*>(obj);
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Trigger* trigger = NULL;
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if (Sim::findObject(argv[2], trigger) == false)
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return;
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// Do nothing with the trigger object id by default...
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SimGroup* pGroup = trigger->getGroup();
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for (SimGroup::iterator itr = pGroup->begin(); itr != pGroup->end(); itr++)
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Con::executef(*itr, 2, "onTriggerTick", Con::getIntArg(trigger->getId()));
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}
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S32 cTriggerGetNumObjects(SimObject* obj, S32, const char**)
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{
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AssertFatal(dynamic_cast<Trigger*>(obj) != NULL, "Error, how did a non-trigger get here?");
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Trigger* trigger = static_cast<Trigger*>(obj);
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return trigger->getNumTriggeringObjects();
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}
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S32 cTriggerGetObject(SimObject* obj, S32, const char** argv)
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{
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AssertFatal(dynamic_cast<Trigger*>(obj) != NULL, "Error, how did a non-trigger get here?");
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Trigger* trigger = static_cast<Trigger*>(obj);
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S32 index = dAtoi(argv[1]);
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if (index >= trigger->getNumTriggeringObjects() || index < 0)
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return -1;
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else
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return trigger->getObject(U32(index))->getId();
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}
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} // namespace {}
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//----------------------------------------------------------------------------
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IMPLEMENT_CO_DATABLOCK_V1(TriggerData);
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TriggerData::TriggerData()
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{
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tickPeriodMS = 100;
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}
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bool TriggerData::onAdd()
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{
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if (!Parent::onAdd())
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return false;
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return true;
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}
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void TriggerData::consoleInit()
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{
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// Triggering and onTick commands
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Con::addCommand("TriggerData", "onEnterTrigger", cTriggerEnterTrigger, "[TriggerData].enterTrigger(Trigger, ObjectId)", 4, 4);
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Con::addCommand("TriggerData", "onLeaveTrigger", cTriggerLeaveTrigger, "[TriggerData].leaveTrigger(Trigger, ObjectId)", 4, 4);
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Con::addCommand("TriggerData", "onTickTrigger", cTriggerTickTrigger, "[TriggerData].tickTrigger(Trigger)", 3, 3);
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}
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void TriggerData::initPersistFields()
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{
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Parent::initPersistFields();
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addField("tickPeriodMS", TypeS32, Offset(tickPeriodMS, TriggerData));
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}
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//--------------------------------------------------------------------------
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void TriggerData::packData(BitStream* stream)
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{
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Parent::packData(stream);
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stream->write(tickPeriodMS);
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}
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void TriggerData::unpackData(BitStream* stream)
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{
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Parent::unpackData(stream);
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stream->read(&tickPeriodMS);
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}
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//--------------------------------------------------------------------------
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IMPLEMENT_CO_NETOBJECT_V1(Trigger);
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Trigger::Trigger()
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{
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mNetFlags.clear(Ghostable);
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mTypeMask |= TriggerObjectType;
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mObjScale.set(1, 1, 1);
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mObjToWorld.identity();
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mWorldToObj.identity();
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mDataBlock = NULL;
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mLastThink = 0;
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mCurrTick = 0;
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mConvexList = new Convex;
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}
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Trigger::~Trigger()
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{
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delete mConvexList;
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mConvexList = NULL;
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}
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//--------------------------------------------------------------------------
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//-------------------------------------- Polyhedron type and persist field init
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//
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static const char *getDataTypeTriggerPolyhedron(void *dptr, EnumTable *, BitSet32)
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{
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U32 i;
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Polyhedron* pPoly = reinterpret_cast<Polyhedron*>(dptr);
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Point3F origin = pPoly->pointList[0];
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U32 currVec = 0;
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Point3F vecs[3];
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for (i = 0; i < pPoly->edgeList.size(); i++) {
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if (pPoly->edgeList[i].vertex[0] == 0)
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vecs[currVec++] = pPoly->pointList[pPoly->edgeList[i].vertex[1]] - pPoly->pointList[0];
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else if (pPoly->edgeList[i].vertex[1] == 0)
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vecs[currVec++] = -(pPoly->pointList[0] - pPoly->pointList[pPoly->edgeList[i].vertex[0]]);
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}
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AssertFatal(currVec == 3, "Error, bad vectors!");
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char* retBuf = Con::getReturnBuffer(1024);
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dSprintf(retBuf, 1023, "%7.7f %7.7f %7.7f %7.7f %7.7f %7.7f %7.7f %7.7f %7.7f %7.7f %7.7f %7.7f",
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origin.x, origin.y, origin.z,
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vecs[0].x, vecs[0].y, vecs[0].z,
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vecs[1].x, vecs[1].y, vecs[1].z,
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vecs[2].x, vecs[2].y, vecs[2].z);
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return retBuf;
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}
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static void setDataTypeTriggerPolyhedron(void *dptr, S32 argc, const char **argv, EnumTable *, BitSet32)
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{
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if (argc != 1) {
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Con::printf("(TypeTriggerPolyhedron) multiple args not supported for polyhedra");
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return;
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}
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Point3F origin;
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Point3F vecs[3];
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U32 numArgs = dSscanf(argv[0], "%f %f %f %f %f %f %f %f %f %f %f %f",
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&origin.x, &origin.y, &origin.z,
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&vecs[0].x, &vecs[0].y, &vecs[0].z,
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&vecs[1].x, &vecs[1].y, &vecs[1].z,
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&vecs[2].x, &vecs[2].y, &vecs[2].z);
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if (numArgs != 12) {
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Con::printf("Bad polyhedron!");
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return;
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}
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Polyhedron* pPoly = reinterpret_cast<Polyhedron*>(dptr);
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pPoly->pointList.setSize(8);
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pPoly->pointList[0] = origin;
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pPoly->pointList[1] = origin + vecs[0];
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pPoly->pointList[2] = origin + vecs[1];
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pPoly->pointList[3] = origin + vecs[2];
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pPoly->pointList[4] = origin + vecs[0] + vecs[1];
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pPoly->pointList[5] = origin + vecs[0] + vecs[2];
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pPoly->pointList[6] = origin + vecs[1] + vecs[2];
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pPoly->pointList[7] = origin + vecs[0] + vecs[1] + vecs[2];
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Point3F normal;
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pPoly->planeList.setSize(6);
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mCross(vecs[2], vecs[0], &normal);
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pPoly->planeList[0].set(origin, normal);
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mCross(vecs[0], vecs[1], &normal);
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pPoly->planeList[1].set(origin, normal);
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mCross(vecs[1], vecs[2], &normal);
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pPoly->planeList[2].set(origin, normal);
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mCross(vecs[1], vecs[0], &normal);
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pPoly->planeList[3].set(pPoly->pointList[7], normal);
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mCross(vecs[2], vecs[1], &normal);
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pPoly->planeList[4].set(pPoly->pointList[7], normal);
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mCross(vecs[0], vecs[2], &normal);
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pPoly->planeList[5].set(pPoly->pointList[7], normal);
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pPoly->edgeList.setSize(12);
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pPoly->edgeList[0].vertex[0] = 0; pPoly->edgeList[0].vertex[1] = 1; pPoly->edgeList[0].face[0] = 0; pPoly->edgeList[0].face[1] = 1;
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pPoly->edgeList[1].vertex[0] = 1; pPoly->edgeList[1].vertex[1] = 5; pPoly->edgeList[1].face[0] = 0; pPoly->edgeList[1].face[1] = 4;
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pPoly->edgeList[2].vertex[0] = 5; pPoly->edgeList[2].vertex[1] = 3; pPoly->edgeList[2].face[0] = 0; pPoly->edgeList[2].face[1] = 3;
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pPoly->edgeList[3].vertex[0] = 3; pPoly->edgeList[3].vertex[1] = 0; pPoly->edgeList[3].face[0] = 0; pPoly->edgeList[3].face[1] = 2;
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pPoly->edgeList[4].vertex[0] = 3; pPoly->edgeList[4].vertex[1] = 6; pPoly->edgeList[4].face[0] = 3; pPoly->edgeList[4].face[1] = 2;
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pPoly->edgeList[5].vertex[0] = 6; pPoly->edgeList[5].vertex[1] = 2; pPoly->edgeList[5].face[0] = 2; pPoly->edgeList[5].face[1] = 5;
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pPoly->edgeList[6].vertex[0] = 2; pPoly->edgeList[6].vertex[1] = 0; pPoly->edgeList[6].face[0] = 2; pPoly->edgeList[6].face[1] = 1;
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pPoly->edgeList[7].vertex[0] = 1; pPoly->edgeList[7].vertex[1] = 4; pPoly->edgeList[7].face[0] = 4; pPoly->edgeList[7].face[1] = 1;
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pPoly->edgeList[8].vertex[0] = 4; pPoly->edgeList[8].vertex[1] = 2; pPoly->edgeList[8].face[0] = 1; pPoly->edgeList[8].face[1] = 5;
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pPoly->edgeList[9].vertex[0] = 4; pPoly->edgeList[9].vertex[1] = 7; pPoly->edgeList[9].face[0] = 4; pPoly->edgeList[9].face[1] = 5;
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pPoly->edgeList[10].vertex[0] = 5; pPoly->edgeList[10].vertex[1] = 7; pPoly->edgeList[10].face[0] = 3; pPoly->edgeList[10].face[1] = 4;
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pPoly->edgeList[11].vertex[0] = 7; pPoly->edgeList[11].vertex[1] = 6; pPoly->edgeList[11].face[0] = 3; pPoly->edgeList[11].face[1] = 5;
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}
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void Trigger::initPersistFields()
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{
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Parent::initPersistFields();
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Con::registerType(TypeTriggerPolyhedron, sizeof(Polyhedron), getDataTypeTriggerPolyhedron, setDataTypeTriggerPolyhedron);
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addField("polyhedron", TypeTriggerPolyhedron, Offset(mTriggerPolyhedron, Trigger));
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}
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void Trigger::consoleInit()
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{
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//-------------------------------------- Object level commands
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// Manipulation commands
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Con::addCommand("Trigger", "getNumObjects", cTriggerGetNumObjects, "[TriggerObject].getNumObjects()", 2, 2);
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Con::addCommand("Trigger", "getObject", cTriggerGetObject, "[TriggerObject].getNumObjects(Object Index)", 3, 3);
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}
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//--------------------------------------------------------------------------
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bool Trigger::onAdd()
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{
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if(!Parent::onAdd())
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return false;
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Polyhedron temp = mTriggerPolyhedron;
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setTriggerPolyhedron(temp);
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addToScene();
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return true;
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}
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void Trigger::onRemove()
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{
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mConvexList->nukeList();
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removeFromScene();
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Parent::onRemove();
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}
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bool Trigger::onNewDataBlock(GameBaseData* dptr)
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{
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mDataBlock = dynamic_cast<TriggerData*>(dptr);
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if (!mDataBlock || !Parent::onNewDataBlock(dptr))
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return false;
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scriptOnNewDataBlock();
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return true;
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}
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void Trigger::onDeleteNotify(SimObject* obj)
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{
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GameBase* pScene = dynamic_cast<GameBase*>(obj);
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if (pScene != NULL) {
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for (U32 i = 0; i < mObjects.size(); i++) {
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if (pScene == mObjects[i]) {
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mObjects.erase(i);
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Con::executef(mDataBlock, 3, "onLeaveTrigger", scriptThis(), Con::getIntArg(pScene->getId()));
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break;
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}
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}
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}
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Parent::onDeleteNotify(obj);
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}
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//--------------------------------------------------------------------------
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void Trigger::buildConvex(const Box3F& box, Convex* convex)
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{
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// These should really come out of a pool
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mConvexList->collectGarbage();
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Box3F realBox = box;
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mWorldToObj.mul(realBox);
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realBox.min.convolveInverse(mObjScale);
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realBox.max.convolveInverse(mObjScale);
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if (realBox.isOverlapped(getObjBox()) == false)
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return;
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// Just return a box convex for the entire shape...
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Convex* cc = 0;
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CollisionWorkingList& wl = convex->getWorkingList();
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for (CollisionWorkingList* itr = wl.wLink.mNext; itr != &wl; itr = itr->wLink.mNext) {
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if (itr->mConvex->getType() == BoxConvexType &&
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itr->mConvex->getObject() == this) {
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cc = itr->mConvex;
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break;
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}
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}
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if (cc)
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return;
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// Create a new convex.
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BoxConvex* cp = new BoxConvex;
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mConvexList->registerObject(cp);
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convex->addToWorkingList(cp);
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cp->init(this);
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mObjBox.getCenter(&cp->mCenter);
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cp->mSize.x = mObjBox.len_x() / 2.0f;
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cp->mSize.y = mObjBox.len_y() / 2.0f;
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cp->mSize.z = mObjBox.len_z() / 2.0f;
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}
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//------------------------------------------------------------------------------
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void Trigger::setTransform(const MatrixF & mat)
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{
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Parent::setTransform(mat);
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if (isServerObject()) {
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MatrixF base(true);
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base.scale(Point3F(1.0/mObjScale.x,
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1.0/mObjScale.y,
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1.0/mObjScale.z));
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base.mul(mWorldToObj);
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mClippedList.setBaseTransform(base);
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setMaskBits(GameBase::InitialUpdateMask);
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}
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}
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void Trigger::setTriggerPolyhedron(const Polyhedron& rPolyhedron)
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{
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mTriggerPolyhedron = rPolyhedron;
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if (mTriggerPolyhedron.pointList.size() != 0) {
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mObjBox.min.set(1e10, 1e10, 1e10);
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mObjBox.max.set(-1e10, -1e10, -1e10);
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for (U32 i = 0; i < mTriggerPolyhedron.pointList.size(); i++) {
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mObjBox.min.setMin(mTriggerPolyhedron.pointList[i]);
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mObjBox.max.setMax(mTriggerPolyhedron.pointList[i]);
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}
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} else {
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mObjBox.min.set(-0.5, -0.5, -0.5);
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mObjBox.max.set( 0.5, 0.5, 0.5);
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}
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MatrixF xform = getTransform();
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setTransform(xform);
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mClippedList.clear();
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mClippedList.mPlaneList = mTriggerPolyhedron.planeList;
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// for (U32 i = 0; i < mClippedList.mPlaneList.size(); i++)
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// mClippedList.mPlaneList[i].neg();
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MatrixF base(true);
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base.scale(Point3F(1.0/mObjScale.x,
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1.0/mObjScale.y,
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1.0/mObjScale.z));
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base.mul(mWorldToObj);
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mClippedList.setBaseTransform(base);
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}
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//--------------------------------------------------------------------------
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bool Trigger::testObject(GameBase* enter)
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{
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if (mTriggerPolyhedron.pointList.size() == 0)
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return false;
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mClippedList.clear();
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SphereF sphere;
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sphere.center = (mWorldBox.min + mWorldBox.max) * 0.5;
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VectorF bv = mWorldBox.max - sphere.center;
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sphere.radius = bv.len();
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enter->buildPolyList(&mClippedList, mWorldBox, sphere);
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return mClippedList.isEmpty() == false;
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}
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void Trigger::potentialEnterObject(GameBase* enter)
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{
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AssertFatal(isServerObject(), "Error, should never be called on the client!");
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for (U32 i = 0; i < mObjects.size(); i++) {
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if (mObjects[i] == enter)
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return;
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}
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if (testObject(enter) == true) {
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mObjects.push_back(enter);
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deleteNotify(enter);
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Con::executef(mDataBlock, 3, "onEnterTrigger", scriptThis(), Con::getIntArg(enter->getId()));
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}
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}
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void Trigger::processTick(const Move* move)
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{
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Parent::processTick(move);
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if (isClientObject())
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return;
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if (mObjects.size() == 0)
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return;
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if (mLastThink + mDataBlock->tickPeriodMS < mCurrTick) {
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mCurrTick = 0;
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mLastThink = 0;
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for (S32 i = S32(mObjects.size() - 1); i >= 0; i--) {
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if (testObject(mObjects[i]) == false) {
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GameBase* remove = mObjects[i];
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mObjects.erase(i);
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clearNotify(remove);
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Con::executef(mDataBlock, 3, "onLeaveTrigger", scriptThis(), remove->scriptThis());
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|
}
|
|
}
|
|
|
|
if (mObjects.size() != 0)
|
|
Con::executef(mDataBlock, 2, "onTickTrigger", scriptThis());
|
|
} else {
|
|
mCurrTick += TickMs;
|
|
}
|
|
}
|
|
|
|
|
|
//--------------------------------------------------------------------------
|
|
bool Trigger::prepRenderImage(SceneState* state, const U32 stateKey,
|
|
const U32 /*startZone*/, const bool /*modifyBaseState*/)
|
|
{
|
|
if (isLastState(state, stateKey))
|
|
return false;
|
|
setLastState(state, stateKey);
|
|
|
|
// // This should be sufficient for most objects that don't manage zones, and
|
|
// // don't need to return a specialized RenderImage...
|
|
// if (state->isObjectRendered(this)) {
|
|
// SceneRenderImage* image = new SceneRenderImage;
|
|
// image->obj = this;
|
|
// image->isTranslucent = true;
|
|
// image->sortKey = 0.0f;
|
|
// state->insertRenderImage(image);
|
|
// }
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
void Trigger::renderObject(SceneState* state, SceneRenderImage*)
|
|
{
|
|
AssertFatal(dglIsInCanonicalState(), "Error, GL not in canonical state on entry");
|
|
|
|
RectI viewport;
|
|
glMatrixMode(GL_PROJECTION);
|
|
glPushMatrix();
|
|
dglGetViewport(&viewport);
|
|
|
|
// Uncomment this if this is a "simple" (non-zone managing) object
|
|
state->setupObjectProjection(this);
|
|
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glPushMatrix();
|
|
dglMultMatrix(&mObjToWorld);
|
|
glScalef(mObjScale.x, mObjScale.y, mObjScale.z);
|
|
|
|
mTriggerPolyhedron.render();
|
|
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glPopMatrix();
|
|
|
|
glMatrixMode(GL_PROJECTION);
|
|
glPopMatrix();
|
|
glMatrixMode(GL_MODELVIEW);
|
|
dglSetViewport(viewport);
|
|
|
|
AssertFatal(dglIsInCanonicalState(), "Error, GL not in canonical state on exit");
|
|
}
|
|
|
|
|
|
//--------------------------------------------------------------------------
|
|
U32 Trigger::packUpdate(NetConnection* con, U32 mask, BitStream* stream)
|
|
{
|
|
U32 i;
|
|
U32 retMask = Parent::packUpdate(con, mask, stream);
|
|
|
|
// Note that we don't really care about efficiency here, since this is an
|
|
// edit-only ghost...
|
|
stream->writeAffineTransform(mObjToWorld);
|
|
mathWrite(*stream, mObjScale);
|
|
|
|
// Write the polyhedron
|
|
stream->write(mTriggerPolyhedron.pointList.size());
|
|
for (i = 0; i < mTriggerPolyhedron.pointList.size(); i++)
|
|
mathWrite(*stream, mTriggerPolyhedron.pointList[i]);
|
|
|
|
stream->write(mTriggerPolyhedron.planeList.size());
|
|
for (i = 0; i < mTriggerPolyhedron.planeList.size(); i++)
|
|
mathWrite(*stream, mTriggerPolyhedron.planeList[i]);
|
|
|
|
stream->write(mTriggerPolyhedron.edgeList.size());
|
|
for (i = 0; i < mTriggerPolyhedron.edgeList.size(); i++) {
|
|
const Polyhedron::Edge& rEdge = mTriggerPolyhedron.edgeList[i];
|
|
|
|
stream->write(rEdge.face[0]);
|
|
stream->write(rEdge.face[1]);
|
|
stream->write(rEdge.vertex[0]);
|
|
stream->write(rEdge.vertex[1]);
|
|
}
|
|
|
|
return retMask;
|
|
}
|
|
|
|
void Trigger::unpackUpdate(NetConnection* con, BitStream* stream)
|
|
{
|
|
Parent::unpackUpdate(con, stream);
|
|
|
|
U32 i, size;
|
|
MatrixF temp;
|
|
Point3F tempScale;
|
|
Polyhedron tempPH;
|
|
|
|
// Transform
|
|
stream->readAffineTransform(&temp);
|
|
mathRead(*stream, &tempScale);
|
|
|
|
// Read the polyhedron
|
|
stream->read(&size);
|
|
tempPH.pointList.setSize(size);
|
|
for (i = 0; i < tempPH.pointList.size(); i++)
|
|
mathRead(*stream, &tempPH.pointList[i]);
|
|
|
|
stream->read(&size);
|
|
tempPH.planeList.setSize(size);
|
|
for (i = 0; i < tempPH.planeList.size(); i++)
|
|
mathRead(*stream, &tempPH.planeList[i]);
|
|
|
|
stream->read(&size);
|
|
tempPH.edgeList.setSize(size);
|
|
for (i = 0; i < tempPH.edgeList.size(); i++) {
|
|
Polyhedron::Edge& rEdge = tempPH.edgeList[i];
|
|
|
|
stream->read(&rEdge.face[0]);
|
|
stream->read(&rEdge.face[1]);
|
|
stream->read(&rEdge.vertex[0]);
|
|
stream->read(&rEdge.vertex[1]);
|
|
}
|
|
|
|
setTriggerPolyhedron(tempPH);
|
|
setScale(tempScale);
|
|
setTransform(temp);
|
|
}
|
|
|
|
|