prj/cam/src/shock/shkcmobj.cpp

   1 /*
   2 @Copyright Looking Glass Studios, Inc.
   3 1996,1997,1998,1999,2000 Unpublished Work.
   4 */
   5
   6 ////////////////////////////////////////
   7 // $Header: r:/t2repos/thief2/src/shock/shkcmobj.cpp,v 1.3 1999/05/30 20:30:57 JON Exp $
   8 //
   9
  10 #include <shkcmobj.h>
  11
  12 #include <appagg.h>
  13 #include <aggmemb.h>
  14 #include <memall.h>
  15
  16 #include <matrix.h>
  17
  18 #include <propbase.h>
  19
  20 #include <camera.h>
  21 #include <objpos.h>
  22 #include <playrobj.h>
  23
  24 #include <shkcobpr.h>
  25
  26 // Include these absolutely last
  27 #include <dbmem.h>
  28 #include <initguid.h>
  29
  30 DEFINE_LG_GUID(IID_ICameraObjects, 0x243);
  31
  32 class cCameraObjects:
  33    public cCTDelegating<ICameraObjects>,
  34    public cCTAggregateMemberControl<kCTU_Default>
  35 {
  36 public:
  37    cCameraObjects(IUnknown* pOuter)
  38    {
  39       MI_INIT_AGGREGATION_1(pOuter, ICameraObjects, kPriorityNormal, NULL);
  40    }
  41
  42    STDMETHOD(Frame)(tSimTime deltaTime);
  43
  44 private:
  45    void UpdatePosition(ObjID objID);
  46 };
  47
  48 ////////////////////////////////////////
  49
  50 void cCameraObjects::UpdatePosition(ObjID objID)
  51 {
  52    cCameraObj *pCameraObj;
  53    mxs_vector camPos;
  54    mxs_angvec camFacing;
  55    mxs_vector loc;
  56    mxs_matrix m1;
  57    mxs_vector offset;
  58    mxs_angvec facing;
  59
  60    g_CameraObjProperty->Get(objID, &pCameraObj);
  61    Assert_(pCameraObj != NULL);
  62
  63    // Get base location/facing
  64    CameraGetLocation(PlayerCamera(), &camPos, &camFacing);
  65    // turn player facing into matrix
  66    mx_ang2mat(&m1, &camFacing);
  67
  68    // add offset
  69    mx_mat_mul_vec(&offset, &m1, &pCameraObj->m_offset);
  70    mx_add_vec(&loc, &camPos, &offset);
  71
  72    if ((!pCameraObj->m_lockang[1]) && (pCameraObj->m_lockang[2]))
  73    {
  74       mxs_matrix m2;
  75       mx_rot_z_mat(&m2, &m1, -camFacing.tz+pCameraObj->m_angle.tz);
  76       mx_mat2ang(&facing, &m2);
  77    }
  78    else
  79    {
  80       facing.tx = pCameraObj->m_angle.tx;
  81       if (!pCameraObj->m_lockang[0])
  82          facing.tx += camFacing.tx;
  83
  84       facing.ty = pCameraObj->m_angle.ty;
  85       if (!pCameraObj->m_lockang[1])
  86          facing.ty += camFacing.ty;
  87
  88       facing.tz = pCameraObj->m_angle.tz;
  89       if (!pCameraObj->m_lockang[2])
  90          facing.tz += camFacing.tz;
  91    }
  92
  93
  94    // update actual obj pos
  95    ObjPosUpdate(objID, &loc, &facing);
  96 }
  97
  98 ////////////////////////////////////////
  99
 100 STDMETHODIMP cCameraObjects::Frame(tSimTime timeDelta)
 101 {
 102    sPropertyObjIter iter;
 103    ObjID objID;
 104
 105    g_CameraObjProperty->IterStart(&iter);
 106    while (g_CameraObjProperty->IterNext(&iter, &objID))
 107       UpdatePosition(objID);
 108    g_CameraObjProperty->IterStop(&iter);
 109    return S_OK;
 110 }
 111
 112 ////////////////////////////////////////
 113
 114 void ShockCameraObjectsCreate(void)
 115 {
 116    AutoAppIPtr(Unknown);
 117    new cCameraObjects(pUnknown);
 118 }
 119
 120