TQ3Status QD3DSupport_DocDraw3DData( DocumentPtr theDocument )
{
Q3View_StartRendering(theDocument->fView );
do
{
Q3Style_Submit( theDocument->fInterpolation, theDocument->fView );
Q3Style_Submit( theDocument->fBackFacing, theDocument->fView );
Q3Style_Submit( theDocument->fFillStyle, theDocument->fView );
Q3DisplayGroup_Submit( theDocument->fTrackGroup, theDocument->fView );
Q3DisplayGroup_Submit( theDocument->fGroundGroup, theDocument->fView );
} while (Q3View_EndRendering(theDocument->fView) == kQ3ViewStatusRetraverse );
Track_MoveCamera(theDocument->fCamera,
theDocument->fSplinePointsPtr,
theDocument->fNumSplinePoints,
&theDocument->fTrackIndex);
return kQ3Success ;
}
bool LoadModel_QD3D(FileSpecifier& Spec, Model3D& Model)
{
// Clear out the final model object
Model.Clear();
// Test for QD3D/Quesa's presence and initialize it if not present
if (QD3D_Presence_Checked)
{
if (!QD3D_Present) return false;
}
else
{
QD3D_Presence_Checked = true;
// MacOS QD3D; modify this for Quesa as appropriate
if ((void*)Q3Initialize != (void*)kUnresolvedCFragSymbolAddress)
{
TQ3Status Success = Q3Initialize();
QD3D_Present = (Success == kQ3Success);
}
// Do additional setup;
// if the triangulator could not be created, then act as if
// QD3D/Quesa had not been loaded
if (QD3D_Present)
{
Q3Error_Register(QD3D_Error_Handler,0);
QD3D_Present = CreateTriangulator();
}
if (!QD3D_Present)
Q3Exit();
}
if (DBOut)
{
// Read buffer
const int BufferSize = 256;
char Buffer[BufferSize];
Spec.GetName(Buffer);
fprintf(DBOut,"Loading QuickDraw-3D model file %s\n",Buffer);
}
TQ3Object ModelObject = LoadModel(Spec);
if (!ModelObject) return false;
StartAccumulatingVertices();
if (Q3View_StartRendering(TriangulatorView) == kQ3Failure)
{
if (DBOut) fprintf(DBOut,"ERROR: couldn't start triangulation 'rendering'\n");
Q3Object_Dispose(ModelObject);
return false;
}
do
{
Q3SubdivisionStyle_Submit(&TesselationData, TriangulatorView);
if (Q3Object_Submit(ModelObject, TriangulatorView) == kQ3Failure)
{
if (DBOut) fprintf(DBOut,"ERROR: model could not be 'rendered'\n");
}
}
while (Q3View_EndRendering(TriangulatorView) == kQ3ViewStatusRetraverse);
// Done with the model
Q3Object_Dispose(ModelObject);
GetVerticesIntoModel(Model);
return !Model.Positions.empty();
}