25 #ifndef OPENSUBDIV3_FAR_PATCH_DESCRIPTOR_H 26 #define OPENSUBDIV3_FAR_PATCH_DESCRIPTOR_H 28 #include "../version.h" 30 #include "../far/types.h" 31 #include "../sdc/types.h" 36 namespace OPENSUBDIV_VERSION {
148 unsigned int _type:4;
158 case QUADS :
return 4;
163 case LINES :
return 2;
174 case QUADS :
return 4;
176 case LINES :
return 2;
188 return (_type < other._type);
194 return _type == other._type;
202 using namespace OPENSUBDIV_VERSION;
static short GetGregoryPatchSize()
Number of control vertices of Gregory (and Gregory Boundary) Patches in table.
static bool IsAdaptive(Type type)
Returns true if the type is an adaptive patch.
PatchDescriptor(int type)
Constructor.
static short GetGregoryBasisPatchSize()
Number of control vertices of Gregory patch basis (20)
bool IsAdaptive() const
Returns true if the type is an adaptive patch.
lines (useful for cage drawing)
points (useful for cage drawing)
feature-adaptive bicubic patches
static short GetRegularPatchSize()
Number of control vertices of Regular Patches in table.
bool operator==(PatchDescriptor const other) const
True if the descriptors are identical.
bilinear quads-only patches
short GetNumControlVertices() const
Returns the number of control vertices expected for a patch of the type described.
static Vtr::ConstArray< PatchDescriptor > GetAdaptivePatchDescriptors(Sdc::SchemeType type)
Returns a vector of all the legal patch descriptors for the given adaptive subdivision scheme...
Type GetType() const
Returns the type of the patch.
Describes the type of a patch.
bool operator<(PatchDescriptor const other) const
Allows ordering of patches by type.
PatchDescriptor()
Default constructor.
PatchDescriptor(PatchDescriptor const &d)
Copy Constructor.
bilinear triangles-only mesh
SchemeType
Enumerated type for all subdivisions schemes supported by OpenSubdiv.
short GetNumFVarControlVertices() const
Returns the number of control vertices expected for a patch of the type described.
Vtr::ConstArray< PatchDescriptor > ConstPatchDescriptorArray