Exemplo n.º 1
0
void 
UsdImagingCubeAdapter::UpdateForTime(UsdPrim const& prim,
                                     SdfPath const& cachePath, 
                                     UsdTimeCode time,
                                     HdDirtyBits requestedBits,
                                     UsdImagingInstancerContext const* 
                                         instancerContext) const
{
    BaseAdapter::UpdateForTime(
        prim, cachePath, time, requestedBits, instancerContext);

    UsdImagingValueCache* valueCache = _GetValueCache();

    if (requestedBits & HdChangeTracker::DirtyTransform) {
        // Update the transform with the size authored for the cube.
        GfMatrix4d& ctm = valueCache->GetTransform(cachePath);
        GfMatrix4d xf = GetMeshTransform(prim, time);
        ctm = xf * ctm;
    }
    if (requestedBits & HdChangeTracker::DirtyTopology) {
        valueCache->GetTopology(cachePath) = GetMeshTopology();
    }
    if (_IsRefined(cachePath)) {
        if (requestedBits & HdChangeTracker::DirtySubdivTags) {
            valueCache->GetSubdivTags(cachePath);
        }
    }
}
Exemplo n.º 2
0
void 
UsdImagingCubeAdapter::UpdateForTime(UsdPrim const& prim,
                                     SdfPath const& cachePath, 
                                     UsdTimeCode time,
                                     HdDirtyBits requestedBits,
                                     HdDirtyBits* resultBits,
                                     UsdImagingInstancerContext const* 
                                         instancerContext)
{
    BaseAdapter::UpdateForTime(
        prim, cachePath, time, requestedBits, resultBits, instancerContext);

    UsdImagingValueCache* valueCache = _GetValueCache();

    if (requestedBits & HdChangeTracker::DirtyTransform) {
        // Update the transform with the size authored for the cube.
        GfMatrix4d& ctm = valueCache->GetTransform(cachePath);
        GfMatrix4d xf = GetMeshTransform(prim, time);
        ctm = xf * ctm;
    }
    if (requestedBits & HdChangeTracker::DirtyTopology) {
        valueCache->GetTopology(cachePath) = GetMeshTopology();
    }
    if (requestedBits & HdChangeTracker::DirtyPoints) {
        valueCache->GetPoints(cachePath)= GetMeshPoints(prim, time);

        // Expose points as a primvar.
        UsdImagingValueCache::PrimvarInfo primvar;
        primvar.name = HdTokens->points;
        primvar.interpolation = UsdGeomTokens->vertex;
        PrimvarInfoVector& primvars = valueCache->GetPrimvars(cachePath);
        _MergePrimvar(primvar, &primvars);
    }
}
Exemplo n.º 3
0
void
UsdImagingMeshAdapter::UpdateForTime(UsdPrim const& prim,
                               SdfPath const& cachePath,
                               UsdTimeCode time,
                               HdDirtyBits requestedBits,
                               HdDirtyBits* resultBits,
                               UsdImagingInstancerContext const* 
                                   instancerContext)
{
    BaseAdapter::UpdateForTime(
        prim, cachePath, time, requestedBits, resultBits, instancerContext);

    UsdImagingValueCache* valueCache = _GetValueCache();
    PrimvarInfoVector& primvars = valueCache->GetPrimvars(cachePath);

    if (requestedBits & HdChangeTracker::DirtyTopology) {
        VtValue& topology = valueCache->GetTopology(cachePath);
        _GetMeshTopology(prim, &topology, time);
    }

    if (requestedBits & HdChangeTracker::DirtyPoints) {
        VtValue& points = valueCache->GetPoints(cachePath);
        _GetPoints(prim, &points, time);
        UsdImagingValueCache::PrimvarInfo primvar;
        primvar.name = HdTokens->points;
        primvar.interpolation = UsdGeomTokens->vertex;
        _MergePrimvar(primvar, &primvars);
    }

    if (requestedBits & HdChangeTracker::DirtySubdivTags) {
        SubdivTags& tags = valueCache->GetSubdivTags(cachePath);
        _GetSubdivTags(prim, &tags, time);
    }
}
Exemplo n.º 4
0
// Thread safe.
//  * Populate dirty bits for the given \p time.
void 
UsdImagingConeAdapter::UpdateForTime(UsdPrim const& prim,
                               SdfPath const& cachePath, 
                               UsdTimeCode time,
                               int requestedBits,
                               int* resultBits,
                               UsdImagingInstancerContext const* 
                                   instancerContext)
{
    BaseAdapter::UpdateForTime(
        prim, cachePath, time, requestedBits, resultBits, instancerContext);
    UsdImagingValueCache* valueCache = _GetValueCache();
    if (requestedBits & HdChangeTracker::DirtyTopology) {
        valueCache->GetTopology(cachePath) = GetMeshTopology();
    }
    if (requestedBits & HdChangeTracker::DirtyPoints) {
        valueCache->GetPoints(cachePath) = GetMeshPoints(prim, time);

        // Expose points as a primvar.
        UsdImagingValueCache::PrimvarInfo primvar;
        primvar.name = HdTokens->points;
        primvar.interpolation = UsdGeomTokens->vertex;
        _MergePrimvar(primvar, &valueCache->GetPrimvars(cachePath));
    }
}
Exemplo n.º 5
0
void 
UsdImagingCubeAdapter::UpdateForTimePrep(UsdPrim const& prim,
                                         SdfPath const& cachePath, 
                                         UsdTimeCode time,
                                         HdDirtyBits requestedBits,
                                         UsdImagingInstancerContext const* 
                                             instancerContext)
{
    BaseAdapter::UpdateForTimePrep(prim, cachePath, time, requestedBits);
    UsdImagingValueCache* valueCache = _GetValueCache();
    // This adapter will never mark these as dirty, however the client may
    // explicitly ask for them, after the initial cached value is gone.
    if (requestedBits & HdChangeTracker::DirtyPoints)
        valueCache->GetPoints(cachePath);
    if (requestedBits & HdChangeTracker::DirtyTopology)
        valueCache->GetTopology(cachePath);
}
Exemplo n.º 6
0
void
UsdImagingMeshAdapter::UpdateForTimePrep(UsdPrim const& prim,
                                   SdfPath const& cachePath,
                                   UsdTimeCode time,
                                   HdDirtyBits requestedBits,
                                   UsdImagingInstancerContext const* 
                                       instancerContext)
{
    BaseAdapter::UpdateForTimePrep(
        prim, cachePath, time, requestedBits, instancerContext);
    UsdImagingValueCache* valueCache = _GetValueCache();

    if (requestedBits & HdChangeTracker::DirtyPoints)
        valueCache->GetPoints(cachePath);

    if (requestedBits & HdChangeTracker::DirtySubdivTags)
        valueCache->GetSubdivTags(cachePath);

    if (requestedBits & HdChangeTracker::DirtyTopology)
        valueCache->GetTopology(cachePath);
}