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Diffstat (limited to 'src/3rdparty/angle/src/libGLESv2/Buffer.h')
-rw-r--r-- | src/3rdparty/angle/src/libGLESv2/Buffer.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libGLESv2/Buffer.h b/src/3rdparty/angle/src/libGLESv2/Buffer.h new file mode 100644 index 0000000000..7019c4e160 --- /dev/null +++ b/src/3rdparty/angle/src/libGLESv2/Buffer.h @@ -0,0 +1,61 @@ +// +// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// Buffer.h: Defines the gl::Buffer class, representing storage of vertex and/or +// index data. Implements GL buffer objects and related functionality. +// [OpenGL ES 2.0.24] section 2.9 page 21. + +#ifndef LIBGLESV2_BUFFER_H_ +#define LIBGLESV2_BUFFER_H_ + +#include <cstddef> +#include <vector> + +#define GL_APICALL +#include <GLES2/gl2.h> + +#include "common/angleutils.h" +#include "common/RefCountObject.h" + +namespace gl +{ +class StaticVertexBuffer; +class StaticIndexBuffer; + +class Buffer : public RefCountObject +{ + public: + explicit Buffer(GLuint id); + + virtual ~Buffer(); + + void bufferData(const void *data, GLsizeiptr size, GLenum usage); + void bufferSubData(const void *data, GLsizeiptr size, GLintptr offset); + + void *data() { return mContents; } + size_t size() const { return mSize; } + GLenum usage() const { return mUsage; } + + StaticVertexBuffer *getStaticVertexBuffer(); + StaticIndexBuffer *getStaticIndexBuffer(); + void invalidateStaticData(); + void promoteStaticUsage(int dataSize); + + private: + DISALLOW_COPY_AND_ASSIGN(Buffer); + + GLubyte *mContents; + GLsizeiptr mSize; + GLenum mUsage; + + StaticVertexBuffer *mStaticVertexBuffer; + StaticIndexBuffer *mStaticIndexBuffer; + GLsizeiptr mUnmodifiedDataUse; +}; + +} + +#endif // LIBGLESV2_BUFFER_H_ |