/usr/include/thunderbird/skia/GrGLExtensions.h is in thunderbird-dev 1:38.6.0+build1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | /*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrGLExtensions_DEFINED
#define GrGLExtensions_DEFINED
#include "GrGLFunctions.h"
#include "SkString.h"
#include "SkTArray.h"
struct GrGLInterface;
/**
* This helper queries the current GL context for its extensions, remembers them, and can be
* queried. It supports both glGetString- and glGetStringi-style extension string APIs and will
* use the latter if it is available.
*/
class SK_API GrGLExtensions {
public:
GrGLExtensions() : fInitialized(false), fStrings(SkNEW(SkTArray<SkString>)) {}
GrGLExtensions(const GrGLExtensions&);
GrGLExtensions& operator=(const GrGLExtensions&);
void swap(GrGLExtensions* that) {
fStrings.swap(&that->fStrings);
SkTSwap(fInitialized, that->fInitialized);
}
/**
* We sometimes need to use this class without having yet created a GrGLInterface. This version
* of init expects that getString is always non-NULL while getIntegerv and getStringi are non-
* NULL if on desktop GL with version 3.0 or higher. Otherwise it will fail.
*/
bool init(GrGLStandard standard,
GrGLGetStringProc getString,
GrGLGetStringiProc getStringi,
GrGLGetIntegervProc getIntegerv);
bool isInitialized() const { return fInitialized; }
/**
* Queries whether an extension is present. This will fail if init() has not been called.
*/
bool has(const char[]) const;
/**
* Removes an extension if present. Returns true if the extension was present before the call.
*/
bool remove(const char[]);
/**
* Adds an extension to list
*/
void add(const char[]);
void reset() { fStrings->reset(); }
void print(const char* sep = "\n") const;
private:
bool fInitialized;
SkAutoTDelete<SkTArray<SkString> > fStrings;
};
#endif
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