C++ IParamBlock::GetValue方法代码示例

void ExtrudeMod::EndEditParams( IObjParam *ip, ULONG flags,Animatable *next)
	{
	this->ip = NULL;
	editMod = NULL;
	
	TimeValue t = ip->GetTime();

	ClearAFlag(A_MOD_BEING_EDITED);
	NotifyDependents(Interval(t,t), PART_ALL, REFMSG_END_EDIT);
	NotifyDependents(Interval(t,t), PART_ALL, REFMSG_MOD_DISPLAY_OFF);

	DestroyCPParamMap(pmapParam);

	// Save these values in class variables so the next object created will inherit them.
	pblock->GetValue(PB_AMOUNT,ip->GetTime(),dlgAmount,FOREVER);
	pblock->GetValue(PB_SEGS,ip->GetTime(),dlgSegs,FOREVER);
	if (dlgSegs<1) dlgSegs = 1;
	pblock->GetValue(PB_CAPSTART,ip->GetTime(),dlgCapStart,FOREVER);
	pblock->GetValue(PB_CAPEND,ip->GetTime(),dlgCapEnd,FOREVER);
	pblock->GetValue(PB_CAPTYPE,ip->GetTime(),dlgCapType,FOREVER);
	pblock->GetValue(PB_OUTPUT,ip->GetTime(),dlgOutput,FOREVER);
	pblock->GetValue(PB_MAPPING,ip->GetTime(),dlgMapping,FOREVER);
	pblock->GetValue(PB_GEN_MATIDS,ip->GetTime(),dlgGenMatIDs,FOREVER);
	pblock->GetValue(PB_USE_SHAPEIDS,ip->GetTime(),dlgUseShapeIDs,FOREVER);
	pblock->GetValue(PB_SMOOTH,ip->GetTime(),dlgSmooth,FOREVER);
	}

Interval RelaxMod::GetValidity(TimeValue t)	{
	int i;
	float f;
	// Only have to worry about animated parameters.
	Interval valid = FOREVER;
	pblock->GetValue (PB_RELAX, t, f, valid);
	pblock->GetValue (PB_ITER, t, i, valid);
	return valid;
}

Interval ExtrudeMod::GetValidity(TimeValue t)
	{
	float f;
	int i;
	Interval valid = FOREVER;
	pblock->GetValue(PB_AMOUNT,t,f,valid);
	pblock->GetValue(PB_SEGS,t,i,valid);	
	pblock->GetValue(PB_CAPSTART,t,i,valid);
	pblock->GetValue(PB_CAPEND,t,i,valid);
	pblock->GetValue(PB_CAPTYPE,t,i,valid);
	return valid;
	}

int OptMod::RenderEnd(TimeValue t)
	{
	int views, render;
	pblock->GetValue(PB_VIEWS,0,views,FOREVER);
#ifndef NO_OUTPUTRENDERER
	pblock->GetValue(PB_RENDER,0,render,FOREVER);	
#else
	render = views;
#endif
	ClearAFlag(A_RENDER);
	if (views!=render) {
		NotifyDependents(FOREVER,PART_ALL,REFMSG_CHANGE);
		}
	return 0;
	}

Interval FExtrudeMod::LocalValidity(TimeValue t)
	{
	// aszabo|feb.05.02 If we are being edited, return NEVER 
	// to forces a cache to be built after previous modifier.
	if (TestAFlag(A_MOD_BEING_EDITED))
		return NEVER;

	Interval iv = FOREVER;
	float v;
	Point3 pt;
	pblock->GetValue(PB_AMOUNT,t,v,iv);
	pblock->GetValue(PB_SCALE,t,v,iv);
	base->GetValue(t,&pt,iv,CTRL_ABSOLUTE);
	return iv;
	}

void AFRMod::ModifyObject (TimeValue t, ModContext &mc, ObjectState *os, INode *node) {
	Interval iv = FOREVER;
	float f, p, b;
	int backface;
	Point3 pt1, pt2;
	pblock->GetValue(PB_FALLOFF,t,f,iv);
	pblock->GetValue(PB_PINCH,t,p,iv);
	pblock->GetValue(PB_BUBBLE,t,b,iv);
	pblock->GetValue(PB_BACKFACE,t,backface,iv);
	p1->GetValue(t,&pt1,iv,CTRL_ABSOLUTE);
	p2->GetValue(t,&pt2,iv,CTRL_ABSOLUTE);
	if (f==0.0) {
		os->obj->UpdateValidity(GEOM_CHAN_NUM,iv);	
		return;
	}
	Tab<Point3> normals;
	if (backface) {
		// Need to get vertex normals.
		if (os->obj->IsSubClassOf(triObjectClassID)) {
			TriObject *tobj = (TriObject*)os->obj;
			AverageVertexNormals (tobj->GetMesh(), normals);
		} else if (os->obj->IsSubClassOf (polyObjectClassID)) {
			PolyObject *pobj = (PolyObject *) os->obj;
			MNMesh &mesh = pobj->GetMesh();
			normals.SetCount (mesh.numv);
			Point3 *vn = normals.Addr(0);
			for (int i=0; i<mesh.numv; i++) {
				if (mesh.v[i].GetFlag (MN_DEAD)) vn[i]=Point3(0,0,0);
				else vn[i] = mesh.GetVertexNormal (i);
			}
#ifndef NO_PATCHES
		} else if (os->obj->IsSubClassOf (patchObjectClassID)) {
			PatchObject *pobj = (PatchObject *) os->obj;
			normals.SetCount (pobj->NumPoints ());
			Point3 *vn = normals.Addr(0);
			for (int i=0; i<pobj->NumPoints(); i++) vn[i] = pobj->VertexNormal (i);
#endif
		}
	}
	if (normals.Count()) {
		AFRDeformer deformer(mc,f,p,b,pt1,pt2,&normals);
		os->obj->Deform(&deformer, TRUE);
	} else {
		AFRDeformer deformer(mc,f,p,b,pt1,pt2);
		os->obj->Deform(&deformer, TRUE);
	}	
	os->obj->UpdateValidity(GEOM_CHAN_NUM,iv);	
	}

Interval MatMod::LocalValidity(TimeValue t)
   {
   int i;
   Interval valid = FOREVER;
   pblock->GetValue(PB_MATID,t,i,valid);  
   return valid;
   }

void MatMod::ModifyObject(TimeValue t, ModContext &mc, ObjectState *os, INode *node)
   {
   Interval valid = FOREVER;
   int id;
   pblock->GetValue(PB_MATID,t,id,valid); 
   id--;
   if (id<0) id = 0;
   if (id>0xffff) id = 0xffff;

   // For version 4 and later, we process patch meshes as they are and pass them on.  Earlier
   // versions converted to TriMeshes (done below).  For adding other new types of objects, add
   // them here!
#ifndef NO_PATCHES
   if(version >= MATMOD_VER4 && os->obj->IsSubClassOf(patchObjectClassID)) {
      PatchObject *patchOb = (PatchObject *)os->obj;
      PatchMesh &pmesh = patchOb->GetPatchMesh(t);
      BOOL useSel = pmesh.selLevel >= PO_PATCH;

      for (int i=0; i<pmesh.getNumPatches(); i++) {
         if (!useSel || pmesh.patchSel[i]) {
            pmesh.setPatchMtlIndex(i,(MtlID)id);
            }
         }
      pmesh.InvalidateGeomCache();  // Do this because there isn't a topo cache in PatchMesh
                  
      patchOb->UpdateValidity(TOPO_CHAN_NUM,valid);      
      }
   else
#endif // NO_PATCHES
   // Process PolyObjects
   if(os->obj->IsSubClassOf(polyObjectClassID)) {
      PolyObject *polyOb = (PolyObject *)os->obj;
      MNMesh &mesh = polyOb->GetMesh();
      BOOL useSel = mesh.selLevel == MNM_SL_FACE;

      for (int i=0; i<mesh.numf; i++) {
         if (!useSel || mesh.f[i].GetFlag(MN_SEL)) {
            mesh.f[i].material = (MtlID)id;
         }
      }
      polyOb->UpdateValidity(TOPO_CHAN_NUM,valid);    
   }
   else  // If it's a TriObject, process it
   if(os->obj->IsSubClassOf(triObjectClassID)) {
      TriObject *triOb = (TriObject *)os->obj;
      DoMaterialSet(triOb, id);
      triOb->UpdateValidity(TOPO_CHAN_NUM,valid);     
      }
   else  // Fallback position: If it can convert to a TriObject, do it!
   if(os->obj->CanConvertToType(triObjectClassID)) {
      TriObject  *triOb = (TriObject *)os->obj->ConvertToType(t, triObjectClassID);
      // Now stuff this into the pipeline!
      os->obj = triOb;

      DoMaterialSet(triOb, id);
      triOb->UpdateValidity(TOPO_CHAN_NUM,valid);     
      }
   else
      return;     // Do nothing if it can't convert to triObject
   }

int OptMod::RenderBegin(TimeValue t, ULONG flags)
	{
	int views, render, man;
	pblock->GetValue(PB_VIEWS,0,views,FOREVER);
#ifndef NO_OUTPUTRENDERER
	pblock->GetValue(PB_RENDER,0,render,FOREVER);	
#else
	render = views;
#endif
	pblock->GetValue(PB_MANUPDATE,0,man,FOREVER);
	SetAFlag(A_RENDER);
	if (views!=render || man) {
		NotifyDependents(FOREVER,PART_ALL,REFMSG_CHANGE);
		}
	return 0;
	}

Interval AFRMod::LocalValidity(TimeValue t)
	{
  // aszabo|feb.05.02 If we are being edited, return NEVER 
	// to forces a cache to be built after previous modifier.
	if (TestAFlag(A_MOD_BEING_EDITED))
		return NEVER;

	Interval iv = FOREVER;
	float v;
	Point3 pt;
	pblock->GetValue(PB_FALLOFF,t,v,iv);
	pblock->GetValue(PB_PINCH,t,v,iv);
	pblock->GetValue(PB_BUBBLE,t,v,iv);
	p1->GetValue(t,&pt,iv,CTRL_ABSOLUTE);
	p2->GetValue(t,&pt,iv,CTRL_ABSOLUTE);
	return iv;
	}

void BombObject::EnableControls()
	{
	if (falloffSpin)
		{
		BOOL fallOffOn;
		pblock->GetValue(PB_FALLOFFON, 0, fallOffOn, FOREVER);
		falloffSpin->Enable(fallOffOn);
		}
	}

//aszabo|feb.06.02 - When LocalValidity is called by ModifyObject,
// it returns NEVER and thus the object channels are marked non valid
// As a result, the mod stack enters and infinite evaluation of the modifier
// ModifyObject now calls GetValidity and CORE calls LocalValidity to
// allow for building a cache on the input of this modifier when it's 
// being edited 
Interval MirrorMod::GetValidity(TimeValue t)
{
	Interval iv = FOREVER;
	Matrix3 mat(1);		
	tmControl->GetValue(t,&mat,iv,CTRL_RELATIVE);
	float o;
	pblock->GetValue(PB_OFFSET,t,o,iv);
	return iv;
}

// property accessor functions for a new property 'aspect'
Value* 
get_caps_aspect(ReferenceTarget* obj, Value* prop, TimeValue t, Interval& valid)
{
	// compute & return capsule aspect
	IParamBlock *pb = ((Object*)obj)->GetParamBlock()->GetParamBlock();
	float h, r;
	pb->GetValue(CAPS_HEIGHT, t, h, valid);
	pb->GetValue(CAPS_RADIUS, t, r, valid);
	return Float::intern(r * 2.0f / h);
}

void WardShader::Update(TimeValue t, Interval &valid) {
	Point3 p, p2;
	if( inUpdate )
		return;
	inUpdate = TRUE;
	if (!ivalid.InInterval(t)) {
		ivalid.SetInfinite();

//		pblock->GetValue( PB_AMBIENT_CLR, t, p, ivalid );
//		ambient = LimitColor(Color(p.x,p.y,p.z));
		pblock->GetValue( PB_DIFFUSE_CLR, t, p, ivalid );
		diffuse= LimitColor(Color(p.x,p.y,p.z));
		pblock->GetValue( PB_AMBIENT_CLR, t, p2, ivalid );
		if( lockAD && (p!=p2)){
			pblock->SetValue( PB_AMBIENT_CLR, t, diffuse);
			ambient = diffuse;
		} else {
			pblock->GetValue( PB_AMBIENT_CLR, t, p, ivalid );
			ambient = Bound(Color(p.x,p.y,p.z));
		}
		pblock->GetValue( PB_SPECULAR_CLR, t, p2, ivalid );
		if( lockDS && (p!=p2)){
			pblock->SetValue( PB_SPECULAR_CLR, t, diffuse);
			specular = diffuse;
		} else {
			pblock->GetValue( PB_SPECULAR_CLR, t, p, ivalid );
			specular = Bound(Color(p.x,p.y,p.z));
		}

//		pblock->GetValue( PB_SPECULAR_CLR, t, p, ivalid );
//		specular = LimitColor(Color(p.x,p.y,p.z));

		pblock->GetValue( PB_GLOSSINESS_X, t, glossinessX, ivalid );
		LIMITMINMAX(glossinessX, 0.0001f, 1.0f );
		pblock->GetValue( PB_GLOSSINESS_Y, t, glossinessY, ivalid );
		LIMITMINMAX(glossinessY, 0.0001f, 1.0f );

		pblock->GetValue( PB_SPECULAR_LEV, t, specLevel, ivalid );
		LIMITMINMAX(specLevel,0.0f,4.00f);
		pblock->GetValue( PB_DIFFUSE_LEV, t, diffLevel, ivalid );
		LIMITMINMAX(diffLevel,0.0f,2.0f);
		curTime = t;
	}
	valid &= ivalid;
	inUpdate = FALSE;
}

RefResult OptMod::NotifyRefChanged(
		Interval changeInt, 
		RefTargetHandle hTarget, 
   		PartID& partID, 
   		RefMessage message) 
   	{
	switch (message) {
		case REFMSG_CHANGE: {			
			if (pmapParam && pmapParam->GetParamBlock()==pblock) {
				pmapParam->Invalidate();
				}			
			int man = FALSE;
			if (pblock) pblock->GetValue(PB_MANUPDATE,0,man,FOREVER);
			if (man) return REF_STOP;
			break;
			}

		case REFMSG_GET_PARAM_DIM: {
			GetParamDim *gpd = (GetParamDim*)partID;
			switch (gpd->index) {
				case PB_FACETHRESH1:
				case PB_FACETHRESH2:
				case PB_EDGETHRESH1:
				case PB_EDGETHRESH2:	gpd->dim = stdAngleDim; break;				
				case PB_MAXEDGE1:
				case PB_MAXEDGE2:		gpd->dim = stdWorldDim; break;
				default:				gpd->dim = defaultDim; break;
				}			
			return REF_STOP; 
			}

		case REFMSG_GET_PARAM_NAME: {
			GetParamName *gpn = (GetParamName*)partID;
			switch (gpn->index) {
				case PB_FACETHRESH1:	gpn->name = GetString(IDS_RB_FACETHRESHL1); break;
				case PB_FACETHRESH2:	gpn->name = GetString(IDS_RB_FACETHRESHL2); break;
				case PB_EDGETHRESH1:	gpn->name = GetString(IDS_RB_EDGETHRESHL1); break;
				case PB_EDGETHRESH2:	gpn->name = GetString(IDS_RB_EDGETHRESHL2); break;
				case PB_BIAS1:			gpn->name = GetString(IDS_RB_BIASL1); break;
				case PB_BIAS2:			gpn->name = GetString(IDS_RB_BIASL2); break;
				case PB_MAXEDGE1:		gpn->name = GetString(IDS_RB_MAXEDGE1); break;
				case PB_MAXEDGE2:		gpn->name = GetString(IDS_RB_MAXEDGE2); break;
				default:				gpn->name = TSTR(_T("")); break;
				}
			return REF_STOP; 
			}
		}
	return REF_SUCCEED;
	}