mirror of
https://github.com/PixarAnimationStudios/OpenSubdiv
synced 2024-11-27 05:50:05 +00:00
91 lines
3.2 KiB
Objective-C
91 lines
3.2 KiB
Objective-C
//
|
|
// 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 OPENSUBDIV3_OSD_MTL_LEGACY_GREGORY_PATCH_TABLE_H
|
|
#define OPENSUBDIV3_OSD_MTL_LEGACY_GREGORY_PATCH_TABLE_H
|
|
|
|
#include "../version.h"
|
|
#include "../far/patchTable.h"
|
|
#include "../osd/nonCopyable.h"
|
|
#include "../osd/mtlCommon.h"
|
|
|
|
@protocol MTLDevice;
|
|
@protocol MTLBuffer;
|
|
|
|
namespace OpenSubdiv
|
|
{
|
|
namespace OPENSUBDIV_VERSION
|
|
{
|
|
namespace Osd
|
|
{
|
|
class MTLLegacyGregoryPatchTable
|
|
: private NonCopyable<MTLLegacyGregoryPatchTable>
|
|
{
|
|
public:
|
|
~MTLLegacyGregoryPatchTable();
|
|
|
|
template<typename DEVICE_CONTEXT>
|
|
static MTLLegacyGregoryPatchTable* Create(Far::PatchTable const* farPatchTable, DEVICE_CONTEXT context) {
|
|
return Create(farPatchTable, context);
|
|
}
|
|
|
|
static MTLLegacyGregoryPatchTable* Create(Far::PatchTable const* farPatchTable, MTLContext* context);
|
|
|
|
void UpdateVertexBuffer(id<MTLBuffer> vbo, int numVertices, int numVertexElements, MTLContext* context);
|
|
|
|
id<MTLBuffer> GetVertexBuffer() const
|
|
{
|
|
return _vertexBuffer;
|
|
}
|
|
|
|
id<MTLBuffer> GetVertexValenceBuffer() const
|
|
{
|
|
return _vertexValenceBuffer;
|
|
}
|
|
|
|
id<MTLBuffer> GetQuadOffsetsBuffer() const
|
|
{
|
|
return _quadOffsetsBuffer;
|
|
}
|
|
|
|
int GetQuadOffsetsBase(Far::PatchDescriptor::Type type)
|
|
{
|
|
if(type == Far::PatchDescriptor::GREGORY_BOUNDARY)
|
|
return _quadOffsetsBase[1];
|
|
return _quadOffsetsBase[0];
|
|
}
|
|
|
|
private:
|
|
id<MTLBuffer> _vertexBuffer;
|
|
id<MTLBuffer> _vertexValenceBuffer;
|
|
id<MTLBuffer> _quadOffsetsBuffer;
|
|
int _quadOffsetsBase[2];
|
|
};
|
|
} //end namespace Osd
|
|
} //end namespace OPENSUBDIV_VERSION
|
|
using namespace OPENSUBDIV_VERSION;
|
|
} //end namespace OpenSuddiv
|
|
|
|
#endif // OPENSUBDIV3_OSD_MTL_LEGACY_GREGORY_PATCH_TABLE_H
|