glLegacyGregoryPatchTable.h
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//
// Copyright 2015 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.
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#ifndef OPENSUBDIV3_OSD_GL_LEGACY_GREGORY_PATCH_TABLE_H
#define OPENSUBDIV3_OSD_GL_LEGACY_GREGORY_PATCH_TABLE_H
#include "../version.h"
#include "../far/patchTable.h"
#include "../osd/nonCopyable.h"
#include "../osd/opengl.h"
namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {
namespace Osd {
class GLLegacyGregoryPatchTable
: private NonCopyable<GLLegacyGregoryPatchTable> {
public:
~GLLegacyGregoryPatchTable();
static GLLegacyGregoryPatchTable *Create(Far::PatchTable const *patchTable);
void UpdateVertexBuffer(GLuint vbo);
GLuint GetVertexTextureBuffer() const {
return _vertexTextureBuffer;
}
GLuint GetVertexValenceTextureBuffer() const {
return _vertexValenceTextureBuffer;
}
GLuint GetQuadOffsetsTextureBuffer() const {
return _quadOffsetsTextureBuffer;
}
GLuint GetQuadOffsetsBase(Far::PatchDescriptor::Type type) {
if (type == Far::PatchDescriptor::GREGORY_BOUNDARY) {
return _quadOffsetsBase[1];
}
return _quadOffsetsBase[0];
}
protected:
GLLegacyGregoryPatchTable();
private:
GLuint _vertexTextureBuffer;
GLuint _vertexValenceTextureBuffer;
GLuint _quadOffsetsTextureBuffer;
GLuint _quadOffsetsBase[2]; // gregory, boundaryGregory
};
} // end namespace Osd
} // end namespace OPENSUBDIV_VERSION
using namespace OPENSUBDIV_VERSION;
} // end namespace OpenSubdiv
#endif // OPENSUBDIV3_OSD_GL_LEGACY_GREGORY_PATCH_TABLE_H
OpenSubdiv
Definition: limits.h:32
OpenSubdiv::OPENSUBDIV_VERSION::Far::PatchDescriptor::Type
Type
Definition: patchDescriptor.h:48
OpenSubdiv::OPENSUBDIV_VERSION::Far::PatchDescriptor::GREGORY_BOUNDARY
@ GREGORY_BOUNDARY
Definition: patchDescriptor.h:61
OpenSubdiv::OPENSUBDIV_VERSION::Far::PatchTable
Container for arrays of parametric patches.
Definition: patchTable.h:55
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable
Definition: glLegacyGregoryPatchTable.h:40
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable::GetVertexValenceTextureBuffer
GLuint GetVertexValenceTextureBuffer() const
Definition: glLegacyGregoryPatchTable.h:52
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable::GetQuadOffsetsTextureBuffer
GLuint GetQuadOffsetsTextureBuffer() const
Definition: glLegacyGregoryPatchTable.h:56
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable::~GLLegacyGregoryPatchTable
~GLLegacyGregoryPatchTable()
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable::GLLegacyGregoryPatchTable
GLLegacyGregoryPatchTable()
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable::UpdateVertexBuffer
void UpdateVertexBuffer(GLuint vbo)
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable::GetQuadOffsetsBase
GLuint GetQuadOffsetsBase(Far::PatchDescriptor::Type type)
Definition: glLegacyGregoryPatchTable.h:60
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable::GetVertexTextureBuffer
GLuint GetVertexTextureBuffer() const
Definition: glLegacyGregoryPatchTable.h:48
OpenSubdiv::OPENSUBDIV_VERSION::Osd::GLLegacyGregoryPatchTable::Create
static GLLegacyGregoryPatchTable * Create(Far::PatchTable const *patchTable)