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uniformBlock.h
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1//
2// Copyright 2016 Pixar
3//
4// Licensed under the Apache License, Version 2.0 (the "Apache License")
5// with the following modification; you may not use this file except in
6// compliance with the Apache License and the following modification to it:
7// Section 6. Trademarks. is deleted and replaced with:
8//
9// 6. Trademarks. This License does not grant permission to use the trade
10// names, trademarks, service marks, or product names of the Licensor
11// and its affiliates, except as required to comply with Section 4(c) of
12// the License and to reproduce the content of the NOTICE file.
13//
14// You may obtain a copy of the Apache License at
15//
16// http://www.apache.org/licenses/LICENSE-2.0
17//
18// Unless required by applicable law or agreed to in writing, software
19// distributed under the Apache License with the above modification is
20// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
21// KIND, either express or implied. See the Apache License for the specific
22// language governing permissions and limitations under the Apache License.
23//
24#ifndef PXR_IMAGING_GLF_UNIFORM_BLOCK_H
25#define PXR_IMAGING_GLF_UNIFORM_BLOCK_H
26
28
29#include "pxr/pxr.h"
30#include "pxr/imaging/glf/api.h"
31#include "pxr/imaging/garch/glApi.h"
33#include "pxr/base/tf/refBase.h"
35#include <string>
36
37PXR_NAMESPACE_OPEN_SCOPE
38
39
41TF_DECLARE_WEAK_PTRS(GlfBindingMap);
42
47class GlfUniformBlock : public TfRefBase, public TfWeakBase {
48public:
49
51 GLF_API
52 static GlfUniformBlockRefPtr New(char const *label = nullptr);
53
54 GLF_API
55 virtual ~GlfUniformBlock();
56
58 GLF_API
59 void Bind(GlfBindingMapPtr const & bindingMap,
60 std::string const & identifier);
61
64 GLF_API
65 void Update(const void *data, int size);
66
67protected:
68 GLF_API
69 GlfUniformBlock(char const *label);
70
71private:
72 GLuint _buffer;
73 int _size;
74 std::string _debugLabel;
75};
76
77
78PXR_NAMESPACE_CLOSE_SCOPE
79
80#endif
Manages a GL uniform buffer object.
Definition: uniformBlock.h:47
GLF_API void Update(const void *data, int size)
Updates the content of the uniform buffer.
static GLF_API GlfUniformBlockRefPtr New(char const *label=nullptr)
Returns a new instance.
GLF_API void Bind(GlfBindingMapPtr const &bindingMap, std::string const &identifier)
Binds the uniform buffer using a bindingMap and identifier.
Enable a concrete base class for use with TfRefPtr.
Definition: refBase.h:73
Enable a concrete base class for use with TfWeakPtr.
Definition: weakBase.h:141
Standard pointer typedefs.
#define TF_DECLARE_WEAK_PTRS(type)
Define standard weak pointer types.
Definition: declarePtrs.h:62
#define TF_DECLARE_WEAK_AND_REF_PTRS(type)
Define standard weak, ref, and vector pointer types.
Definition: declarePtrs.h:89