qopenglprogrambinarycache.cpp File Reference

(05fc3aef53348fb58be6308076e000825b704e58)

#include "qopenglprogrambinarycache_p.h"
#include <QOpenGLContext>
#include <QOpenGLExtraFunctions>
#include <QSysInfo>
#include <QStandardPaths>
#include <QDir>
#include <QSaveFile>
#include <QCoreApplication>
#include <QCryptographicHash>

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Classes
class	DeferredFileRemove

Macros
#define	GL_CONTEXT_LOST   0x0507
#define	GL_PROGRAM_BINARY_LENGTH   0x8741
#define	GL_NUM_PROGRAM_BINARY_FORMATS   0x87FE
#define	BASE_HEADER_SIZE   (int(4 * sizeof(quint32)))
#define	FULL_HEADER_SIZE(stringsSize)   (BASE_HEADER_SIZE + 12 + stringsSize + 8)
#define	PADDING_SIZE(fullHeaderSize)   (((fullHeaderSize + 3) & ~3) - fullHeaderSize)

Functions
static bool	qt_ensureWritableDir (const QString &name)
static quint32	readUInt (const uchar **p)
static QByteArray	readStr (const uchar **p)
static void	writeUInt (uchar **p, quint32 value)
static void	writeStr (uchar **p, const QByteArray &str)
static bool	writeFile (const QString &filename, const QByteArray &data)

Variables
const quint32	BINSHADER_MAGIC = 0x5174
const quint32	BINSHADER_VERSION = 0x3
const quint32	BINSHADER_QTVERSION = QT_VERSION

Macro Definition Documentation

BASE_HEADER_SIZE

#define BASE_HEADER_SIZE   (int(4 * sizeof(quint32)))

Definition at line 108 of file qopenglprogrambinarycache.cpp.

Referenced by QOpenGLProgramBinaryCache::load().

FULL_HEADER_SIZE

#define FULL_HEADER_SIZE

(

stringsSize

)

(BASE_HEADER_SIZE + 12 + stringsSize + 8)

Definition at line 109 of file qopenglprogrambinarycache.cpp.

Referenced by QOpenGLProgramBinaryCache::load(), and QOpenGLProgramBinaryCache::save().

GL_CONTEXT_LOST

#define GL_CONTEXT_LOST   0x0507

Definition at line 26 of file qopenglprogrambinarycache.cpp.

GL_NUM_PROGRAM_BINARY_FORMATS

#define GL_NUM_PROGRAM_BINARY_FORMATS   0x87FE

Definition at line 34 of file qopenglprogrambinarycache.cpp.

GL_PROGRAM_BINARY_LENGTH

#define GL_PROGRAM_BINARY_LENGTH   0x8741

Definition at line 30 of file qopenglprogrambinarycache.cpp.

PADDING_SIZE

#define PADDING_SIZE

(

fullHeaderSize

)

(((fullHeaderSize + 3) & ~3) - fullHeaderSize)

Definition at line 110 of file qopenglprogrambinarycache.cpp.

Referenced by QOpenGLProgramBinaryCache::load(), and QOpenGLProgramBinaryCache::save().

Function Documentation

qt_ensureWritableDir()

static bool qt_ensureWritableDir ( const QString & name )

inlinestatic

Definition at line 77 of file qopenglprogrambinarycache.cpp.

References QFileInfo::isWritable(), and QDir::root().

Referenced by QOpenGLProgramBinaryCache::QOpenGLProgramBinaryCache(), and QOpenGLProgramBinaryCache::save().

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readStr()

static QByteArray readStr ( const uchar ** p )

inlinestatic

Definition at line 120 of file qopenglprogrambinarycache.cpp.

References ba, QByteArray::fromRawData(), and readUInt().

Referenced by QOpenGLProgramBinaryCache::load().

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readUInt()

static quint32 readUInt ( const uchar ** p )

inlinestatic

Definition at line 112 of file qopenglprogrambinarycache.cpp.

Referenced by readStr().

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writeFile()

static bool writeFile ( const QString & filename, const QByteArray & data )

inlinestatic

Definition at line 334 of file qopenglprogrambinarycache.cpp.

References QIODeviceBase::Truncate, and QIODeviceBase::WriteOnly.

writeStr()

static void writeStr ( uchar ** p, const QByteArray & str )

inlinestatic

Definition at line 327 of file qopenglprogrambinarycache.cpp.

References QString::constData(), QString::size(), str, and writeUInt().

Referenced by qSaveQmlJSUnitAsCpp(), and QOpenGLProgramBinaryCache::save().

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writeUInt()

static void writeUInt ( uchar ** p, quint32 value )

inlinestatic

Definition at line 321 of file qopenglprogrambinarycache.cpp.

Referenced by writeStr().

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Variable Documentation

BINSHADER_MAGIC

const quint32 BINSHADER_MAGIC = 0x5174

Definition at line 37 of file qopenglprogrambinarycache.cpp.

Referenced by QOpenGLProgramBinaryCache::save().

BINSHADER_QTVERSION

const quint32 BINSHADER_QTVERSION = QT_VERSION

Definition at line 39 of file qopenglprogrambinarycache.cpp.

Referenced by QOpenGLProgramBinaryCache::save().

BINSHADER_VERSION

const quint32 BINSHADER_VERSION = 0x3

Definition at line 38 of file qopenglprogrambinarycache.cpp.

Referenced by QOpenGLProgramBinaryCache::save().