deargui-vpl/ref/virtools/Samples/Behaviors/Grids/behavior src/GetLayerSquare.cpp

111 lines
3.2 KiB
C++

/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
//
// GetLayerSquare
//
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
//#include "precomp.h"
#include "CKAll.h"
CKObjectDeclaration *FillBehaviorGetLayerSquareDecl();
CKERROR CreateGetLayerSquareProto(CKBehaviorPrototype **);
int GetLayerSquare(const CKBehaviorContext& behcontext);
CKObjectDeclaration *FillBehaviorGetLayerSquareDecl()
{
CKObjectDeclaration *od = CreateCKObjectDeclaration("Get Square From 3D Pos");
od->SetDescription("Gets the value of a square");
/* rem:
<SPAN CLASS=in>In : </SPAN>triggers the process.<BR>
<SPAN CLASS=out>Out : </SPAN>is activated when the process is completed.<BR>
<BR>
<SPAN CLASS=pin>Pos3d : </SPAN>3d position to be converted into a 2d position in the affected grid.<BR>
<SPAN CLASS=pin>Ref : </SPAN>basis in which the 3d position is expressed.<BR>
<SPAN CLASS=pin>Layer : </SPAN>Layer to be considered.<BR>
<BR>
<SPAN CLASS=pout>Value : </SPAN>Value to be retrieved.<BR>
<BR><BR>
Remember, if you want to express an object position just set the referential as your object, and let 3dpos to (0,0,0)
*/
/* warning:
- by now the only possible values are bound to a 0-255 range.<BR>
*/
od->SetType( CKDLL_BEHAVIORPROTOTYPE );
od->SetCategory("Grids/Basic");
od->SetGuid(CKGUID(0xa376e0,0x326609e6));
od->SetAuthorGuid(VIRTOOLS_GUID);
od->SetAuthorName("Virtools");
od->SetVersion(0x00010000);
od->SetCreationFunction(CreateGetLayerSquareProto);
od->SetCompatibleClassId(CKCID_BEOBJECT);
return od;
}
CKERROR CreateGetLayerSquareProto(CKBehaviorPrototype **pproto)
{
CKBehaviorPrototype *proto = CreateCKBehaviorPrototype("Get Square From 3D Pos");
if(!proto) return CKERR_OUTOFMEMORY;
proto->DeclareInput("In");
proto->DeclareOutput("Out");
proto->DeclareInParameter("Pos3d", CKPGUID_VECTOR, "0,0,0" );
proto->DeclareInParameter("Ref", CKPGUID_3DENTITY );
proto->DeclareInParameter("Layer", CKPGUID_LAYERTYPE, DEFAULT_LAYER_NAME );
proto->DeclareOutParameter("Value", CKPGUID_INT, "255" );
proto->SetFlags(CK_BEHAVIORPROTOTYPE_NORMAL);
proto->SetFunction(GetLayerSquare);
*pproto = proto;
return CK_OK;
}
int GetLayerSquare(const CKBehaviorContext& behcontext)
{
CKBehavior* beh = behcontext.Behavior;
CKContext* ctx = behcontext.Context;
beh->ActivateInput(0, FALSE);
beh->ActivateOutput(0);
//_________________________________/ Retrieve Inputs
VxVector pos(0,0,0);
beh->GetInputParameterValue(0, &pos);
CK3dEntity *ref = (CK3dEntity *)beh->GetInputParameterObject(1);
int layer_type=1;
beh->GetInputParameterValue(2, &layer_type);
//_________________________________/ Get Preferred Grid
CKGridManager *gm = (CKGridManager *) ctx->GetManagerByGuid(GRID_MANAGER_GUID);
CKGrid *grid = gm->GetPreferredGrid( &pos, ref);
int value=0;
if( grid ){
CKLayer *layer = grid->GetLayer( layer_type );
if( layer ){
VxVector tmp;
grid->InverseTransform(&tmp, &pos, ref);
int x = (int)tmp.x;
int y = (int)tmp.z;
layer->GetValue(x, y, &value);
}
}
beh->SetOutputParameterValue(0, &value);
return CKBR_OK;
}