OpenSubdiv/opensubdiv/osd/d3d11PtexMipmapTexture.h
manuelk c399655dcc Landing 3.0.0.alpha
Sync'ing the 'dev' branch with the 'feature_3.0dev' branch at commit 68c6d11fc36761ae1a5e6cdc3457be16f2e9704a

The branch 'feature_3.0dev' is now locked and preserved for historical purposes.
2014-09-05 15:07:46 -07:00

85 lines
2.7 KiB
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 OSD_D3D11_PTEX_MIPMAP_TEXTURE_H
#define OSD_D3D11_PTEX_MIPMAP_TEXTURE_H
#include "../version.h"
#include "../osd/nonCopyable.h"
class PtexTexture;
struct ID3D11Buffer;
struct ID3D11Texture2D;
struct ID3D11DeviceContext;
struct ID3D11ShaderResourceView;
namespace OpenSubdiv {
namespace OPENSUBDIV_VERSION {
namespace Osd {
class D3D11PtexMipmapTexture : NonCopyable<D3D11PtexMipmapTexture> {
public:
static D3D11PtexMipmapTexture * Create(ID3D11DeviceContext *deviceContext,
PtexTexture * reader,
int maxLevels=10);
/// Returns the texture buffer containing the layout of the ptex faces
/// in the texels texture array.
ID3D11Buffer *GetLayoutTextureBuffer() const { return _layout; }
ID3D11ShaderResourceView **GetLayoutSRV() { return &_layoutSRV; }
/// Returns the texels texture array.
ID3D11Texture2D *GetTexelsTexture() const { return _texels; }
ID3D11ShaderResourceView **GetTexelsSRV() { return &_texelsSRV; }
~D3D11PtexMipmapTexture();
private:
D3D11PtexMipmapTexture();
int _width, // widht / height / depth of the 3D texel buffer
_height,
_depth;
int _format; // texel color format
ID3D11Buffer *_layout; // per-face lookup table
ID3D11Texture2D *_texels; // texel data
ID3D11ShaderResourceView *_layoutSRV;
ID3D11ShaderResourceView *_texelsSRV;
};
} // end namespace Osd
} // end namespace OPENSUBDIV_VERSION
using namespace OPENSUBDIV_VERSION;
} // end namespace OpenSubdiv
#endif // OSD_D3D11_PTEX_TEXTURE_H