3724e574a7
BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1815823002 CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot Committed: https://skia.googlesource.com/skia/+/fe3456cb006110d045b26ff3f8681b893a757b58 Review URL: https://codereview.chromium.org/1815823002
77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
|
|
/*
|
|
* Copyright 2012 Google Inc.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*/
|
|
|
|
#ifndef GrBufferObj_DEFINED
|
|
#define GrBufferObj_DEFINED
|
|
|
|
#include "GrFakeRefObj.h"
|
|
#include "gl/GrGLDefines.h"
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
class GrBufferObj : public GrFakeRefObj {
|
|
GR_DEFINE_CREATOR(GrBufferObj);
|
|
|
|
public:
|
|
GrBufferObj()
|
|
: GrFakeRefObj()
|
|
, fDataPtr(nullptr)
|
|
, fMapped(false)
|
|
, fBound(false)
|
|
, fSize(0)
|
|
, fUsage(GR_GL_STATIC_DRAW) {
|
|
}
|
|
virtual ~GrBufferObj() {
|
|
delete[] fDataPtr;
|
|
}
|
|
|
|
void access() {
|
|
// cannot access the buffer if it is currently mapped
|
|
GrAlwaysAssert(!fMapped);
|
|
}
|
|
|
|
void setMapped(GrGLintptr offset, GrGLsizeiptr length) {
|
|
fMapped = true;
|
|
fMappedOffset = offset;
|
|
fMappedLength = length;
|
|
}
|
|
void resetMapped() { fMapped = false; }
|
|
bool getMapped() const { return fMapped; }
|
|
GrGLintptr getMappedOffset() const { return fMappedOffset; }
|
|
GrGLsizeiptr getMappedLength() const { return fMappedLength; }
|
|
|
|
void setBound() { fBound = true; }
|
|
void resetBound() { fBound = false; }
|
|
bool getBound() const { return fBound; }
|
|
|
|
void allocate(GrGLsizeiptr size, const GrGLchar *dataPtr);
|
|
GrGLsizeiptr getSize() const { return fSize; }
|
|
GrGLchar *getDataPtr() { return fDataPtr; }
|
|
|
|
void setUsage(GrGLint usage) { fUsage = usage; }
|
|
GrGLint getUsage() const { return fUsage; }
|
|
|
|
void deleteAction() override;
|
|
|
|
protected:
|
|
private:
|
|
|
|
GrGLchar* fDataPtr;
|
|
bool fMapped; // is the buffer object mapped via "glMapBuffer[Range]"?
|
|
GrGLintptr fMappedOffset; // the offset of the buffer range that is mapped
|
|
GrGLsizeiptr fMappedLength; // the size of the buffer range that is mapped
|
|
bool fBound; // is the buffer object bound via "glBindBuffer"?
|
|
GrGLsizeiptr fSize; // size in bytes
|
|
GrGLint fUsage; // one of: GL_STREAM_DRAW,
|
|
// GL_STATIC_DRAW,
|
|
// GL_DYNAMIC_DRAW
|
|
|
|
typedef GrFakeRefObj INHERITED;
|
|
};
|
|
|
|
#endif // GrBufferObj_DEFINED
|