mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
synced 2024-11-24 12:30:17 +00:00
146 lines
4.5 KiB
C++
146 lines
4.5 KiB
C++
//
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// Copyright 2013 Pixar
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License
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// and the following modification to it: Section 6 Trademarks.
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// deleted and replaced with:
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//
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// 6. Trademarks. This License does not grant permission to use the
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// trade names, trademarks, service marks, or product names of the
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// Licensor and its affiliates, except as required for reproducing
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// the content of the NOTICE file.
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//
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific
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// language governing permissions and limitations under the
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// License.
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//
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#ifndef EXAMPLES_MAYAPTEXVIEWER_OSDPTEXMESHDATA_H_
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#define EXAMPLES_MAYAPTEXVIEWER_OSDPTEXMESHDATA_H_
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#include <far/meshFactory.h>
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#include <osd/error.h>
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#include <osd/vertex.h>
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#include <osd/glDrawContext.h>
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#include <osd/cpuGLVertexBuffer.h>
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#include <osd/cpuComputeContext.h>
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#ifdef OPENSUBDIV_HAS_OPENCL
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#include <osd/clGLVertexBuffer.h>
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#include <osd/clComputeContext.h>
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#endif
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#ifdef OPENSUBDIV_HAS_CUDA
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#include <osd/cudaGLVertexBuffer.h>
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#include <osd/cudaComputeContext.h>
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#endif
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// #include <maya/MViewport2Renderer.h>
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#include <maya/MDagPath.h>
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#include <maya/MUserData.h>
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#include <maya/MFloatPointArray.h>
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#include <maya/MDoubleArray.h>
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#include <maya/MHWGeometry.h>
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#include <maya/MIntArray.h>
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#include <maya/MUintArray.h>
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class OpenSubdivPtexShader; // for getting attributes in rebuildHbrMeshIfNeeded
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// XXX replicated from hbrUtil.h
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typedef OpenSubdiv::HbrMesh<OpenSubdiv::OsdVertex> OsdHbrMesh;
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class OsdPtexMeshData : public MUserData
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{
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public:
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explicit OsdPtexMeshData(const MDagPath& meshDagPath);
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virtual ~OsdPtexMeshData();
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void rebuildHbrMeshIfNeeded(OpenSubdivPtexShader *shader);
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void prepare();
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void updateGeometry(const MHWRender::MVertexBuffer *point,
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const MHWRender::MVertexBuffer *normal);
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GLuint bindPositionVBO();
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GLuint bindNormalVBO();
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OpenSubdiv::OsdGLDrawContext * getDrawContext() { return _drawContext; }
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// accessors
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const MDagPath& getDagPath() { return _meshDagPath; }
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void setMeshTopoDirty() { _meshTopoDirty = true; }
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public:
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// XXX should these be here or somewhere outside of plugin?
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// needed by both shader definition (attrs) and implementation
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enum KernelType { kCPU = 0,
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kOPENMP = 1,
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kCUDA = 2,
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kCL = 3,
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kGLSL = 4,
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kGLSLCompute = 5 };
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enum SchemeType {
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// needs to match HbrMeshUtil::SchemeType enums (or whatever hbrUtil uses)
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kCatmark=0,
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kLoop=1,
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kBilinear=2 };
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enum InterpolateBoundaryType {
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// needs to match OsdHbrMesh::InterpolateBoundaryMethod enums
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kInterpolateBoundaryNone,
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kInterpolateBoundaryEdgeOnly,
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kInterpolateBoundaryEdgeAndCorner,
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kInterpolateBoundaryAlwaysSharp };
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private:
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void initializeMesh();
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void initializeIndexBuffer();
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void clearComputeContextAndVertexBuffer();
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MDagPath _meshDagPath;
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bool _meshTopoDirty;
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OsdHbrMesh *_hbrmesh;
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OpenSubdiv::FarMesh<OpenSubdiv::OsdVertex> *_farmesh;
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OpenSubdiv::OsdCpuComputeContext *_cpuComputeContext;
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OpenSubdiv::OsdCpuGLVertexBuffer *_cpuPositionBuffer, *_cpuNormalBuffer;
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#ifdef OPENSUBDIV_HAS_OPENCL
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OpenSubdiv::OsdCLComputeContext *_clComputeContext;
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OpenSubdiv::OsdCLGLVertexBuffer *_clPositionBuffer, *_clNormalBuffer;
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#endif
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#ifdef OPENSUBDIV_HAS_CUDA
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OpenSubdiv::OsdCudaComputeContext *_cudaComputeContext;
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OpenSubdiv::OsdCudaGLVertexBuffer *_cudaPositionBuffer, *_cudaNormalBuffer;
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#endif
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OpenSubdiv::OsdGLDrawContext *_drawContext;
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MFloatPointArray _pointArray;
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// topology cache
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MIntArray _vertexList;
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MUintArray _edgeIds, _vtxIds;
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MDoubleArray _edgeCreaseData, _vtxCreaseData;
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int _level;
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int _scheme;
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int _kernel;
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bool _adaptive;
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InterpolateBoundaryType _interpBoundary;
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bool _needsUpdate;
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bool _needsInitializeMesh;
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};
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#endif // EXAMPLES_MAYAPTEXVIEWER_OSDPTEXMESHDATA_H_
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