OpenSubdiv/opensubdiv/osd/cpuEvalLimitKernel.h

//
//   Copyright 2013 Pixar
//
//   Licensed under the Apache License, Version 2.0 (the "Apache License")
//   with the following modification; you may not use this file except in
//   compliance with the Apache License and the following modification to it:
//   Section 6. Trademarks. is deleted and replaced with:
//
//   6. Trademarks. This License does not grant permission to use the trade
//      names, trademarks, service marks, or product names of the Licensor
//      and its affiliates, except as required to comply with Section 4(c) of
//      the License and to reproduce the content of the NOTICE file.
//
//   You may obtain a copy of the Apache License at
//
//       http://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the Apache License with the above modification is
//   distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
//   KIND, either express or implied. See the Apache License for the specific
//   language governing permissions and limitations under the Apache License.
//

#ifndef OSD_CPU_EVAL_LIMIT_KERNEL_H
#define OSD_CPU_EVAL_LIMIT_KERNEL_H

#include "../version.h"

#include "../osd/vertexDescriptor.h"

#include "../far/types.h"

namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {

namespace Far {
    class StencilTables;
}

namespace Osd {

void
evalBilinear(float u, float v,
             Far::Index const * vertexIndices,
             VertexBufferDescriptor const & inDesc,
             float const * inQ,
             VertexBufferDescriptor const & outDesc,
             float * outQ);

void
evalBSpline(float u, float v, 
            Far::Index const * vertexIndices,
            VertexBufferDescriptor const & inDesc,
            float const * inQ, 
            VertexBufferDescriptor const & outDesc,
            float * outQ, 
            float * outDQU,
            float * outDQV );

void
evalBoundary(float u, float v, 
             Far::Index const * vertexIndices,
             VertexBufferDescriptor const & inDesc,
             float const * inQ,
             VertexBufferDescriptor const & outDesc,
             float * outQ,
             float * outDQU,
             float * outDQV );

void
evalCorner(float u, float v, 
           Far::Index const * vertexIndices,
           VertexBufferDescriptor const & inDesc,
           float const * inQ,
           VertexBufferDescriptor const & outDesc,
           float * outQ,
           float * outDQU,
           float * outDQV );

void
evalGregoryBasis(float u, float v,
                 Far::StencilTables const & basisStencils,
                 int stencilIndex,
                 VertexBufferDescriptor const & inDesc,
                 float const * inQ, 
                 VertexBufferDescriptor const & outDesc,
                 float * outQ, 
                 float * outDQU,
                 float * outDQV );

void
evalGregory(float u, float v,
            Far::Index const * vertexIndices,
            Far::Index const * vertexValenceBuffer,
            Far::Index const * quadOffsetBuffer,
            int maxValence,
            VertexBufferDescriptor const & inDesc,
            float const * inQ, 
            VertexBufferDescriptor const & outDesc,
            float * outQ, 
            float * outDQU,
            float * outDQV );

void
evalGregoryBoundary(float u, float v,
                    Far::Index const * vertexIndices,
                    Far::Index const * vertexValenceBuffer,
                    Far::Index const * quadOffsetBuffer,
                    int maxValence,
                    VertexBufferDescriptor const & inDesc,
                    float const * inQ,
                    VertexBufferDescriptor const & outDesc,
                    float * outQ,
                    float * outDQU,
                    float * outDQV );

}  // end namespace Osd

}  // end namespace OPENSUBDIV_VERSION
using namespace OPENSUBDIV_VERSION;

}  // end namespace OpenSubdiv

#endif  /* OSD_CPU_EVAL_LIMIT_KERNEL_H */