Sample1.rar

// Door.cpp // Description // Source code that contains the implementation of a door object // Revisions // #include "de_server.h" #include "sample_servershell.h" #include "door.h" #include <stdio.h> float Abs(float val) { if (val < 0.0f) return (val * -1.0f); else return (val); } cDoor::cDoor() : BaseClass(OT_WORLDMODEL) { } cDoor::~cDoor() { } DDWORD cDoor::EngineMessageFn(DDWORD messageID, void *pData, DFLOAT lData) { ObjectCreateStruct *pObjectCreateStruct; DVector temp1,ObjPos; DDWORD dwRet = BaseClass::EngineMessageFn(messageID, pData, lData); // See serverobj_de.h (near line 100) for descriptions of the messages. switch(messageID) { case MID_PRECREATE: { // As a general rule, it's best to use GetPropGeneric instead of // GetProp<type>, tempting as the shortcut may be. Generic props // are more flexible. GenericProp gProp; pObjectCreateStruct = (ObjectCreateStruct*)pData; // Read in the Door's Starting Current State if (GetServerDE()->GetPropGeneric("CurrentState",&gProp) == DE_OK) { m_eAction = (eDOORACTION)gProp.m_Long; } else { m_eAction = CLOSED; } // Get the Starting Position from the object if (GetServerDE()->GetPropGeneric("StartPosition",&gProp) == DE_OK) { VEC_COPY(m_StartPosition, gProp.m_Vec); } else { VEC_SET(m_StartPosition,0,0,0); } // Get the Ending Position from the object if (GetServerDE()->GetPropGeneric("EndPosition",&gProp) == DE_OK) { VEC_COPY(m_EndPosition, gProp.m_Vec); } else { VEC_SET(m_StartPosition,0,0,0); } GetServerDE()->CPrint("Creating the door object"); strcpy(pObjectCreateStruct->m_Filename, pObjectCreateStruct->m_Name); pObjectCreateStruct->m_SkinName[0] = '\0'; pObjectCreateStruct->m_Flags |= FLAG_TOUCH_NOTIFY | FLAG_GOTHRUWORLD | FLAG_BOXPHYSICS; break; } case MID_INITIALUPDATE: { DVector dims, temp1; // set the door's initial state m_eAction = CLOSED; GetServerDE()->SetNextUpdate(m_hObject, 0.1f); // get the actual Ending position GetServerDE()->GetObjectPos(m_hObject,&ObjPos); VEC_SUB(temp1,m_StartPosition,ObjPos); VEC_SUB(m_StartPosition,m_StartPosition,temp1); VEC_SUB(m_EndPosition,m_EndPosition,temp1); VEC_INIT(dims); VEC_INIT(temp1); // Set the amount of Force applied to this object to be low. GetServerDE()->SetForceIgnoreLimit(m_hObject,1); GetServerDE()->CPrint("Initial Update of the door object"); break; } case MID_UPDATE: { // This is where we process what the door is doing. // Then register for another update.. switch (m_eAction) { case STILL: break; case CLOSED: break; case BEGINOPENING: // get the direction the Door needs to move VEC_SUB(m_Delta,m_StartPosition,m_EndPosition); // Make the delta ten divisons big VEC_DIVSCALAR(m_Delta,m_Delta,10); m_eAction = OPENING; break; case OPENING: // Set the Rotation for the object. GetServerDE()->GetObjectPos(m_hObject, &ObjPos); if ((0.1f > Abs(ObjPos.x - m_EndPosition.x)) && (0.1f > Abs(ObjPos.y - m_EndPosition.y)) && (0.1f > Abs(ObjPos.z - m_EndPosition.z))) { m_eAction=OPEN; } else { VEC_SUB(ObjPos,ObjPos,m_Delta); GetServerDE()->MoveObject(m_hObject,&ObjPos); } break; case OPEN: break; case BEGINCLOSING: // get the direction the Door needs to move VEC_SUB(m_Delta,m_EndPosition,m_StartPosition); // Make the delta ten divisons big VEC_DIVSCALAR(m_Delta,m_Delta,10); m_eAction = CLOSING; break; case CLOSING: // Set the Position for the object. GetServerDE()->GetObjectPos(m_hObject, &ObjPos); if ((0.1f > Abs(ObjPos.x - m_StartPosition.x)) && (0.1f > Abs(ObjPos.y - m_StartPosition.y)) && (0.1f > Abs(ObjPos.z - m_StartPosition.z))) { m_eAction=CLOSED; } else { VEC_SUB(ObjPos,ObjPos,m_Delta); GetServerDE()->MoveObject(m_hObject,&ObjPos); } break; case LOCKED: break; case UNLOCKED: break; } GetServerDE()->SetNextUpdate(m_hObject, 0.1f); break; } // This is called when another object touches this object. // pData is an HOBJECT for the other object. // fData is the collision (stopping) force (based on masses and velocities). case MID_TOUCHNOTIFY: { //Let's set the door ready to open or close if (m_eAction == OPEN) m_eAction=BEGINCLOSING; if (m_eAction == CLOSED) m_eAction = BEGINOPENING; GetServerDE()->SetNextUpdate(m_hObject, 0.001f); GetServerDE()->CPrint("The door object was touched"); break; } } // Pass the message on down. return dwRet; } // Expose the Door class for DEdit. BEGIN_CLASS(cDoor) ADD_VISIBLE_FLAG(1, 0) ADD_SOLID_FLAG(1, 0) ADD_VECTORPROP(StartPosition) ADD_VECTORPROP(EndPosition) ADD_LONGINTPROP(Flags, FLAG_SOLID) ADD_LONGINTPROP(CurrentState,0) ADD_LONGINTPROP(Key,0) END_CLASS_DEFAULT_FLAGS(cDoor, BaseClass, NULL, NULL, 0)