diff options
Diffstat (limited to 'intern/opensubdiv/internal/opensubdiv_evaluator.cc')
| -rw-r--r-- | intern/opensubdiv/internal/opensubdiv_evaluator.cc | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/intern/opensubdiv/internal/opensubdiv_evaluator.cc b/intern/opensubdiv/internal/opensubdiv_evaluator.cc new file mode 100644 index 00000000000..49b8626448b --- /dev/null +++ b/intern/opensubdiv/internal/opensubdiv_evaluator.cc @@ -0,0 +1,158 @@ +// Copyright 2015 Blender Foundation. All rights reserved. +// +// This program is free software; you can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation; either version 2 +// of the License, or (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software Foundation, +// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +// +// Author: Sergey Sharybin + +#include "opensubdiv_evaluator_capi.h" + +#include <new> +#include "MEM_guardedalloc.h" + +#include "internal/opensubdiv_evaluator_internal.h" + +namespace { + +void setCoarsePositions(OpenSubdiv_Evaluator* evaluator, + const float* positions, + const int start_vertex_index, const int num_vertices) { + evaluator->internal->eval_output->setCoarsePositions(positions, + start_vertex_index, + num_vertices); +} + +void setVaryingData(OpenSubdiv_Evaluator* evaluator, + const float* varying_data, + const int start_vertex_index, const int num_vertices) { + evaluator->internal->eval_output->setVaryingData(varying_data, + start_vertex_index, + num_vertices); +} + +void setFaceVaryingData(OpenSubdiv_Evaluator* evaluator, + const int face_varying_channel, + const float* face_varying_data, + const int start_vertex_index, const int num_vertices) { + evaluator->internal->eval_output->setFaceVaryingData(face_varying_channel, + face_varying_data, + start_vertex_index, + num_vertices); +} + +void setCoarsePositionsFromBuffer(OpenSubdiv_Evaluator* evaluator, + const void* buffer, + const int start_offset, + const int stride, + const int start_vertex_index, + const int num_vertices) { + evaluator->internal->eval_output->setCoarsePositionsFromBuffer( + buffer, + start_offset, + stride, + start_vertex_index, + num_vertices); +} + +void setVaryingDataFromBuffer(OpenSubdiv_Evaluator* evaluator, + const void* buffer, + const int start_offset, + const int stride, + const int start_vertex_index, + const int num_vertices) { + evaluator->internal->eval_output->setVaryingDataFromBuffer( + buffer, + start_offset, + stride, + start_vertex_index, + num_vertices); +} + +void setFaceVaryingDataFromBuffer(OpenSubdiv_Evaluator* evaluator, + const int face_varying_channel, + const void* buffer, + const int start_offset, + const int stride, + const int start_vertex_index, + const int num_vertices) { + evaluator->internal->eval_output->setFaceVaryingDataFromBuffer( + face_varying_channel, + buffer, + start_offset, + stride, + start_vertex_index, + num_vertices); +} + +void refine(OpenSubdiv_Evaluator* evaluator) { + evaluator->internal->eval_output->refine(); +} + +void evaluateLimit(OpenSubdiv_Evaluator* evaluator, + const int ptex_face_index, + const float face_u, const float face_v, + float P[3], float dPdu[3], float dPdv[3]) { + evaluator->internal->eval_output->evaluateLimit(ptex_face_index, + face_u, face_v, + P, dPdu, dPdv); +} + +void evaluateVarying(OpenSubdiv_Evaluator* evaluator, + const int ptex_face_index, + float face_u, float face_v, + float varying[3]) { + evaluator->internal->eval_output->evaluateVarying(ptex_face_index, + face_u, face_v, + varying); +} + +void evaluateFaceVarying(OpenSubdiv_Evaluator* evaluator, + const int face_varying_channel, + const int ptex_face_index, + float face_u, float face_v, + float face_varying[2]) { + evaluator->internal->eval_output->evaluateFaceVarying( + face_varying_channel, ptex_face_index, face_u, face_v, face_varying); +} + +void assignFunctionPointers(OpenSubdiv_Evaluator* evaluator) { + evaluator->setCoarsePositions = setCoarsePositions; + evaluator->setVaryingData = setVaryingData; + evaluator->setFaceVaryingData = setFaceVaryingData; + + evaluator->setCoarsePositionsFromBuffer = setCoarsePositionsFromBuffer; + evaluator->setVaryingDataFromBuffer = setVaryingDataFromBuffer; + evaluator->setFaceVaryingDataFromBuffer = setFaceVaryingDataFromBuffer; + + evaluator->refine = refine; + + evaluator->evaluateLimit = evaluateLimit; + evaluator->evaluateVarying = evaluateVarying; + evaluator->evaluateFaceVarying = evaluateFaceVarying; +} + +} // namespace + +OpenSubdiv_Evaluator* openSubdiv_createEvaluatorFromTopologyRefiner( + OpenSubdiv_TopologyRefiner* topology_refiner) { + OpenSubdiv_Evaluator* evaluator = OBJECT_GUARDED_NEW(OpenSubdiv_Evaluator); + assignFunctionPointers(evaluator); + evaluator->internal = openSubdiv_createEvaluatorInternal(topology_refiner); + return evaluator; +} + +void openSubdiv_deleteEvaluator(OpenSubdiv_Evaluator* evaluator) { + openSubdiv_deleteEvaluatorInternal(evaluator->internal); + OBJECT_GUARDED_DELETE(evaluator, OpenSubdiv_Evaluator); +} |