283 lines
9.7 KiB
C++
283 lines
9.7 KiB
C++
//Anything above this #include will be ignored by the compiler
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#include "../qcommon/exe_headers.h"
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/************************************************************************************************
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*
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* RM_Instance_BSP.cpp
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*
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* Implements the CRMBSPInstance class. This class is reponsible for parsing a
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* bsp instance as well as spawning it into a landscape.
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*
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************************************************************************************************/
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#include "../qcommon/cm_local.h"
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#include "../server/server.h"
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#include "RM_Headers.h"
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#include "RM_Instance_BSP.h"
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/************************************************************************************************
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* CRMBSPInstance::CRMBSPInstance
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* constructs a building instance object using the given parser group
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*
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* inputs:
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* instance: parser group containing information about the building instance
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*
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* return:
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* none
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*
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************************************************************************************************/
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CRMBSPInstance::CRMBSPInstance(CGPGroup *instGroup, CRMInstanceFile& instFile) : CRMInstance ( instGroup, instFile )
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{
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strcpy(mBsp, instGroup->FindPairValue("file", ""));
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mAngleVariance = DEG2RAD(atof(instGroup->FindPairValue("anglevariance", "0")));
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mBaseAngle = DEG2RAD(atof(instGroup->FindPairValue("baseangle", "0")));
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mAngleDiff = DEG2RAD(atof(instGroup->FindPairValue("anglediff", "0")));
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mSpacingRadius = atof( instGroup->FindPairValue ( "spacing", "100" ) );
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mSpacingLine = atoi( instGroup->FindPairValue ( "spacingline", "0" ) );
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mSurfaceSprites = (!Q_stricmp ( instGroup->FindPairValue ( "surfacesprites", "no" ), "yes")) ? true : false;
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mLockOrigin = (!Q_stricmp ( instGroup->FindPairValue ( "lockorigin", "no" ), "yes")) ? true : false;
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mFlattenRadius = atof( instGroup->FindPairValue ( "flatten", "0" ) );
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mHoleRadius = atof( instGroup->FindPairValue ( "hole", "0" ) );
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const char * automapSymName = instGroup->FindPairValue ( "automap_symbol", "building" );
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if (0 == Q_stricmp(automapSymName, "none")) mAutomapSymbol = AUTOMAP_NONE ;
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else if (0 == Q_stricmp(automapSymName, "building")) mAutomapSymbol = AUTOMAP_BLD ;
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else if (0 == Q_stricmp(automapSymName, "objective")) mAutomapSymbol = AUTOMAP_OBJ ;
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else if (0 == Q_stricmp(automapSymName, "start")) mAutomapSymbol = AUTOMAP_START;
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else if (0 == Q_stricmp(automapSymName, "end")) mAutomapSymbol = AUTOMAP_END ;
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else if (0 == Q_stricmp(automapSymName, "enemy")) mAutomapSymbol = AUTOMAP_ENEMY;
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else if (0 == Q_stricmp(automapSymName, "friend")) mAutomapSymbol = AUTOMAP_FRIEND;
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else if (0 == Q_stricmp(automapSymName, "wall")) mAutomapSymbol = AUTOMAP_WALL;
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else mAutomapSymbol = atoi( automapSymName );
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// optional instance objective strings
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SetMessage(instGroup->FindPairValue("objective_message",""));
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SetDescription(instGroup->FindPairValue("objective_description",""));
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SetInfo(instGroup->FindPairValue("objective_info",""));
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mBounds[0][0] = 0;
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mBounds[0][1] = 0;
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mBounds[1][0] = 0;
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mBounds[1][1] = 0;
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mBaseAngle += (TheRandomMissionManager->GetLandScape()->irand(0,mAngleVariance) - mAngleVariance/2);
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}
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/************************************************************************************************
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* CRMBSPInstance::Spawn
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* spawns a bsp into the world using the previously aquired origin
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*
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* inputs:
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* none
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*
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* return:
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* none
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*
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************************************************************************************************/
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bool CRMBSPInstance::Spawn ( CRandomTerrain* terrain, qboolean IsServer)
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{
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#ifndef PRE_RELEASE_DEMO
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// TEntity* ent;
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float yaw;
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char temp[10000];
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char *savePtr;
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vec3_t origin;
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vec3_t notmirrored;
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float water_level = terrain->GetLandScape()->GetWaterHeight();
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const vec3_t& terxelSize = terrain->GetLandScape()->GetTerxelSize ( );
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const vec3pair_t& bounds = terrain->GetLandScape()->GetBounds();
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// If this entity somehow lost its collision flag then boot it
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if ( !GetArea().IsCollisionEnabled ( ) )
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{
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return false;
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}
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// copy out the unmirrored version
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VectorCopy(GetOrigin(), notmirrored);
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// we want to mirror it before determining the Z value just in case the landscape isn't perfectly mirrored
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if (mMirror)
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{
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GetOrigin()[0] = TheRandomMissionManager->GetLandScape()->GetBounds()[0][0] + TheRandomMissionManager->GetLandScape()->GetBounds()[1][0] - GetOrigin()[0];
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GetOrigin()[1] = TheRandomMissionManager->GetLandScape()->GetBounds()[0][1] + TheRandomMissionManager->GetLandScape()->GetBounds()[1][1] - GetOrigin()[1];
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}
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// Align the instance to the center of a terxel
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GetOrigin ( )[0] = bounds[0][0] + (int)((GetOrigin ( )[0] - bounds[0][0] + terxelSize[0] / 2) / terxelSize[0]) * terxelSize[0];
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GetOrigin ( )[1] = bounds[0][1] + (int)((GetOrigin ( )[1] - bounds[0][1] + terxelSize[1] / 2) / terxelSize[1]) * terxelSize[1];
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// Make sure the bsp is resting on the ground, not below or above it
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// NOTE: This check is basically saying "is this instance not a bridge", because when instances are created they are all
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// placed above the world's Z boundary, EXCEPT FOR BRIDGES. So this call to GetWorldHeight will move all other instances down to
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// ground level except bridges
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if ( GetOrigin()[2] > terrain->GetBounds()[1][2] )
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{
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if( GetFlattenRadius() )
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{
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terrain->GetLandScape()->GetWorldHeight ( GetOrigin(), GetBounds ( ), false );
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GetOrigin()[2] += 5;
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}
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else if (IsServer)
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{ // if this instance does not flatten the ground around it, do a trace to more accurately determine its Z value
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trace_t tr;
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vec3_t end;
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vec3_t start;
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VectorCopy(GetOrigin(), end);
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VectorCopy(GetOrigin(), start);
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// start the trace below the top height of the landscape
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start[2] = TheRandomMissionManager->GetLandScape()->GetBounds()[1][2] - 1;
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// end the trace at the bottom of the world
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end[2] = MIN_WORLD_COORD;
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Com_Memset ( &tr, 0, sizeof ( tr ) );
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SV_Trace( &tr, start, vec3_origin, vec3_origin, end, -1, CONTENTS_TERRAIN|CONTENTS_SOLID, qfalse, 0, 10 );
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if( !(tr.contents & CONTENTS_TERRAIN) || (tr.fraction == 1.0) )
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{
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if ( 0 )
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assert(0); // this should never happen
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// restore the unmirrored origin
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VectorCopy( notmirrored, GetOrigin() );
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// don't spawn
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return false;
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}
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// assign the Z-value to wherever it hit the terrain
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GetOrigin()[2] = tr.endpos[2];
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// lower it a little, otherwise the bottom of the instance might be exposed if on some weird sloped terrain
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GetOrigin()[2] -= 16; // FIXME: would it be better to use a number related to the instance itself like 1/5 it's height or something...
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}
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}
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else
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{
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terrain->GetLandScape()->GetWorldHeight ( GetOrigin(), GetBounds ( ), true );
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}
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// save away the origin
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VectorCopy(GetOrigin(), origin);
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// make sure not to spawn if in water
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if (!HasObjective() && GetOrigin()[2] < water_level)
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return false;
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// restore the origin
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VectorCopy(origin, GetOrigin());
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if (mMirror)
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{ // change blue things to red for symmetric maps
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if (strlen(mFilter) > 0)
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{
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char * blue = strstr(mFilter,"blue");
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if (blue)
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{
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blue[0] = (char) 0;
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strcat(mFilter, "red");
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SetSide(SIDE_RED);
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}
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}
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if (strlen(mTeamFilter) > 0)
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{
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char * blue = strstr(mTeamFilter,"blue");
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if (blue)
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{
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strcpy(mTeamFilter, "red");
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SetSide(SIDE_RED);
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}
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}
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yaw = RAD2DEG(mArea->GetAngle() + mBaseAngle) + 180;
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}
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else
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{
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yaw = RAD2DEG(mArea->GetAngle() + mBaseAngle);
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}
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/*
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if( TheRandomMissionManager->GetMission()->GetSymmetric() )
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{
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vec3_t diagonal;
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vec3_t lineToPoint;
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vec3_t mins;
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vec3_t maxs;
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vec3_t point;
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vec3_t vProj;
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vec3_t vec;
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float distance;
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VectorCopy( TheRandomMissionManager->GetLandScape()->GetBounds()[1], maxs );
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VectorCopy( TheRandomMissionManager->GetLandScape()->GetBounds()[0], mins );
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VectorCopy( GetOrigin(), point );
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mins[2] = maxs[2] = point[2] = 0;
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VectorSubtract( point, mins, lineToPoint );
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VectorSubtract( maxs, mins, diagonal);
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VectorNormalize(diagonal);
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VectorMA( mins, DotProduct(lineToPoint, diagonal), diagonal, vProj);
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VectorSubtract(point, vProj, vec );
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distance = VectorLength(vec);
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// if an instance is too close to the imaginary diagonal that cuts the world in half, don't spawn it
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// otherwise you can get overlapping instances
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if( distance < GetSpacingRadius() )
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{
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#ifdef _DEBUG
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mAutomapSymbol = AUTOMAP_END;
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#endif
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if( !HasObjective() )
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{
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return false;
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}
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}
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}
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*/
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// Spawn in the bsp model
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sprintf(temp,
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"{\n"
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"\"classname\" \"misc_bsp\"\n"
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"\"bspmodel\" \"%s\"\n"
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"\"origin\" \"%f %f %f\"\n"
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"\"angles\" \"0 %f 0\"\n"
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"\"filter\" \"%s\"\n"
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"\"teamfilter\" \"%s\"\n"
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"\"spacing\" \"%d\"\n"
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"\"flatten\" \"%d\"\n"
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"}\n",
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mBsp,
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GetOrigin()[0], GetOrigin()[1], GetOrigin()[2],
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AngleNormalize360(yaw),
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mFilter,
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mTeamFilter,
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(int)GetSpacingRadius(),
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(int)GetFlattenRadius()
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);
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if (IsServer)
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{ // only allow for true spawning on the server
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savePtr = sv.entityParsePoint;
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sv.entityParsePoint = temp;
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VM_Call( gvm, GAME_SPAWN_RMG_ENTITY );
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sv.entityParsePoint = savePtr;
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}
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DrawAutomapSymbol();
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Com_DPrintf( "RMG: Building '%s' spawned at (%f %f %f)\n", mBsp, GetOrigin()[0], GetOrigin()[1], GetOrigin()[2] );
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// now restore the instances un-mirrored origin
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// NOTE: all this origin flipping, setting the side etc... should be done when mMirror is set
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// because right after this function is called, mMirror is set to 0 but all the instance data is STILL MIRRORED -- not good
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VectorCopy(notmirrored, GetOrigin());
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#endif // PRE_RELEASE_DEMO
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return true;
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}
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