C++ QOpenGLContext::isOpenGLES方法代码示例

本文整理汇总了C++中QOpenGLContext::isOpenGLES方法的典型用法代码示例。如果您正苦于以下问题：C++ QOpenGLContext::isOpenGLES方法的具体用法？C++ QOpenGLContext::isOpenGLES怎么用？C++ QOpenGLContext::isOpenGLES使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QOpenGLContext的用法示例。

在下文中一共展示了QOpenGLContext::isOpenGLES方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: bind

void ShaderEffectSource::bind()
{
    GLint filtering = smooth() ? GL_LINEAR : GL_NEAREST;
    GLuint hwrap = (m_wrapMode == Repeat || m_wrapMode == RepeatHorizontally) ? GL_REPEAT : GL_CLAMP_TO_EDGE;
    GLuint vwrap = (m_wrapMode == Repeat || m_wrapMode == RepeatVertically) ? GL_REPEAT : GL_CLAMP_TO_EDGE;

    QOpenGLContext *context = QOpenGLContext::currentContext();
    QOpenGLFunctions *f = context->functions();
    if (!context->isOpenGLES())
        f->glEnable(GL_TEXTURE_2D);

    if (m_fbo && m_fbo->isValid()) {
        f->glBindTexture(GL_TEXTURE_2D, m_fbo->texture());
    } else {
        m_dirtyTexture = true;
        emit repaintRequired();
        markSourceItemDirty();
        f->glBindTexture(GL_TEXTURE_2D, 0);
    }

    f->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filtering);
    f->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, smooth() ? GL_LINEAR : GL_NEAREST);
    f->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, hwrap);
    f->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, vwrap);
}

开发者ID:RobinWuDev，项目名称:Qt，代码行数:25，代码来源:shadereffectsource.cpp

示例2: ba

QOpenGLExtensionMatcher::QOpenGLExtensionMatcher()
{
    QOpenGLContext *ctx = QOpenGLContext::currentContext();
    QOpenGLFunctions *funcs = ctx->functions();
    const char *extensionStr = 0;

    if (ctx->isOpenGLES() || ctx->format().majorVersion() < 3)
        extensionStr = reinterpret_cast<const char *>(funcs->glGetString(GL_EXTENSIONS));

    if (extensionStr) {
        QByteArray ba(extensionStr);
        QList<QByteArray> extensions = ba.split(' ');
        m_extensions = extensions.toSet();
    } else {
#ifdef QT_OPENGL_3
        // clear error state
        while (funcs->glGetError()) {}

        if (ctx) {
            qt_glGetStringi glGetStringi = (qt_glGetStringi)ctx->getProcAddress("glGetStringi");

            if (!glGetStringi)
                return;

            GLint numExtensions;
            funcs->glGetIntegerv(GL_NUM_EXTENSIONS, &numExtensions);

            for (int i = 0; i < numExtensions; ++i) {
                const char *str = reinterpret_cast<const char *>(glGetStringi(GL_EXTENSIONS, i));
                m_extensions.insert(str);
            }
        }
#endif // QT_OPENGL_3
    }
}

开发者ID:AlexSoehn，项目名称:qt-base-deb，代码行数:35，代码来源:qopengl.cpp

示例3: isOpenGLES

bool isOpenGLES()
{
#ifdef QT_OPENGL_DYNAMIC
    QOpenGLContext *ctx = QOpenGLContext::currentContext();
    // desktop openGLModuleType() can create es compatible context, so prefer QOpenGLContext::isOpenGLES().
    // qApp->testAttribute(Qt::AA_UseOpenGLES) is what user requested, but not  the result can be different. reproduce: dygl set AA_ShareOpenGLContexts|AA_UseOpenGLES, fallback to desktop (why?)
    return ctx ? ctx->isOpenGLES() : QOpenGLContext::openGLModuleType() != QOpenGLContext::LibGL;
#endif //QT_OPENGL_DYNAMIC
#ifdef QT_OPENGL_ES_2
    return true;
#endif //QT_OPENGL_ES_2
#if defined(QT_OPENGL_ES_2_ANGLE_STATIC) || defined(QT_OPENGL_ES_2_ANGLE)
    return true;
#endif //QT_OPENGL_ES_2_ANGLE_STATIC
    return false;
}

开发者ID:cometdlut，项目名称:QtAV，代码行数:16，代码来源:OpenGLHelper.cpp

示例4: qCritical

OpenGLInfo::OpenGLInfo()
{
  QOpenGLContext context;
  QOffscreenSurface surface;
  surface.create();
  if (!context.create()) {
      qCritical() << "Could not create QOpenGLContext";
      return;
  }

  if (context.makeCurrent(&surface)) {
    KWin::GLPlatform *platform = KWin::GLPlatform::instance();

    if (context.isOpenGLES() || !QX11Info::isPlatformX11()) {
      platform->detect(KWin::EglPlatformInterface);
    } else {
      platform->detect(KWin::GlxPlatformInterface);
    }

    if (platform->glRendererString().isEmpty()) {
      qCritical() << "Neither GLX or EGL detection worked!";
    }

    openGLRenderer = QString::fromUtf8(platform->glRendererString());
    openGLVersion = QString::fromUtf8(platform->glVersionString());
    mesaVersion = KWin::GLPlatform::versionToString(platform->mesaVersion());
    if (platform->driver() == KWin::Driver::Driver_Unknown) {
      kwinDriver = platform->glVendorString();
    } else {
      kwinDriver = KWin::GLPlatform::driverToString(platform->driver());
    }

    displayServerVersion = KWin::GLPlatform::versionToString(platform->serverVersion());
  }
  else {
      qCritical() <<"Error: makeCurrent() failed\n";
  }

  context.doneCurrent();
}

开发者ID:ds9-extras，项目名称:kcm-about-extended，代码行数:40，代码来源:openglinfo.cpp

示例5: defined

QT_BEGIN_NAMESPACE

QOpenGLTextureHelper::QOpenGLTextureHelper(QOpenGLContext *context)
{
    // Resolve EXT_direct_state_access entry points if present.

    // However, disable it on some systems where DSA is known to be unreliable.
    bool allowDSA = true;
    const char *renderer = reinterpret_cast<const char *>(context->functions()->glGetString(GL_RENDERER));
    // QTBUG-40653, QTBUG-44988
    if (renderer && strstr(renderer, "AMD Radeon HD"))
        allowDSA = false;

    if (allowDSA && !context->isOpenGLES()
        && context->hasExtension(QByteArrayLiteral("GL_EXT_direct_state_access"))) {
        TextureParameteriEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLenum , GLint )>(context->getProcAddress(QByteArrayLiteral("glTextureParameteriEXT")));
        TextureParameterivEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLenum , const GLint *)>(context->getProcAddress(QByteArrayLiteral("glTextureParameterivEXT")));
        TextureParameterfEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLenum , GLfloat )>(context->getProcAddress(QByteArrayLiteral("glTextureParameterfEXT")));
        TextureParameterfvEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLenum , const GLfloat *)>(context->getProcAddress(QByteArrayLiteral("glTextureParameterfvEXT")));
        GenerateTextureMipmapEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum )>(context->getProcAddress(QByteArrayLiteral("glGenerateTextureMipmapEXT")));
        TextureStorage3DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLenum , GLsizei , GLsizei , GLsizei )>(context->getProcAddress(QByteArrayLiteral("glTextureStorage3DEXT")));
        TextureStorage2DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLenum , GLsizei , GLsizei )>(context->getProcAddress(QByteArrayLiteral("glTextureStorage2DEXT")));
        TextureStorage1DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLenum , GLsizei )>(context->getProcAddress(QByteArrayLiteral("glTextureStorage1DEXT")));
        TextureStorage3DMultisampleEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLenum , GLsizei , GLsizei , GLsizei , GLboolean )>(context->getProcAddress(QByteArrayLiteral("glTextureStorage3DMultisampleEXT")));
        TextureStorage2DMultisampleEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLenum , GLsizei , GLsizei , GLboolean )>(context->getProcAddress(QByteArrayLiteral("glTextureStorage2DMultisampleEXT")));
        TextureImage3DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLenum , GLsizei , GLsizei , GLsizei , GLint , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTextureImage3DEXT")));
        TextureImage2DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLenum , GLsizei , GLsizei , GLint , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTextureImage2DEXT")));
        TextureImage1DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLenum , GLsizei , GLint , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTextureImage1DEXT")));
        TextureSubImage3DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLint , GLint , GLint , GLsizei , GLsizei , GLsizei , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTextureSubImage3DEXT")));
        TextureSubImage2DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLint , GLint , GLsizei , GLsizei , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTextureSubImage2DEXT")));
        TextureSubImage1DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLint , GLsizei , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTextureSubImage1DEXT")));
        CompressedTextureSubImage1DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLint , GLsizei , GLenum , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTextureSubImage1DEXT")));
        CompressedTextureSubImage2DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLint , GLint , GLsizei , GLsizei , GLenum , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTextureSubImage2DEXT")));
        CompressedTextureSubImage3DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLint , GLint , GLint , GLsizei , GLsizei , GLsizei , GLenum , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTextureSubImage3DEXT")));
        CompressedTextureImage1DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLenum , GLsizei , GLint , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTextureImage1DEXT")));
        CompressedTextureImage2DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLenum , GLsizei , GLsizei , GLint , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTextureImage2DEXT")));
        CompressedTextureImage3DEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLint , GLenum , GLsizei , GLsizei , GLsizei , GLint , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTextureImage3DEXT")));

        // Use the real DSA functions
        TextureParameteri = &QOpenGLTextureHelper::dsa_TextureParameteri;
        TextureParameteriv = &QOpenGLTextureHelper::dsa_TextureParameteriv;
        TextureParameterf = &QOpenGLTextureHelper::dsa_TextureParameterf;
        TextureParameterfv = &QOpenGLTextureHelper::dsa_TextureParameterfv;
        GenerateTextureMipmap = &QOpenGLTextureHelper::dsa_GenerateTextureMipmap;
        TextureStorage3D = &QOpenGLTextureHelper::dsa_TextureStorage3D;
        TextureStorage2D = &QOpenGLTextureHelper::dsa_TextureStorage2D;
        TextureStorage1D = &QOpenGLTextureHelper::dsa_TextureStorage1D;
        TextureStorage3DMultisample = &QOpenGLTextureHelper::dsa_TextureStorage3DMultisample;
        TextureStorage2DMultisample = &QOpenGLTextureHelper::dsa_TextureStorage2DMultisample;
        TextureImage3D = &QOpenGLTextureHelper::dsa_TextureImage3D;
        TextureImage2D = &QOpenGLTextureHelper::dsa_TextureImage2D;
        TextureImage1D = &QOpenGLTextureHelper::dsa_TextureImage1D;
        TextureSubImage3D = &QOpenGLTextureHelper::dsa_TextureSubImage3D;
        TextureSubImage2D = &QOpenGLTextureHelper::dsa_TextureSubImage2D;
        TextureSubImage1D = &QOpenGLTextureHelper::dsa_TextureSubImage1D;
        CompressedTextureSubImage1D = &QOpenGLTextureHelper::dsa_CompressedTextureSubImage1D;
        CompressedTextureSubImage2D = &QOpenGLTextureHelper::dsa_CompressedTextureSubImage2D;
        CompressedTextureSubImage3D = &QOpenGLTextureHelper::dsa_CompressedTextureSubImage3D;
        CompressedTextureImage1D = &QOpenGLTextureHelper::dsa_CompressedTextureImage1D;
        CompressedTextureImage2D = &QOpenGLTextureHelper::dsa_CompressedTextureImage2D;
        CompressedTextureImage3D = &QOpenGLTextureHelper::dsa_CompressedTextureImage3D;
    } else {
        // Use our own DSA emulation
        TextureParameteri = &QOpenGLTextureHelper::qt_TextureParameteri;
        TextureParameteriv = &QOpenGLTextureHelper::qt_TextureParameteriv;
        TextureParameterf = &QOpenGLTextureHelper::qt_TextureParameterf;
        TextureParameterfv = &QOpenGLTextureHelper::qt_TextureParameterfv;
        GenerateTextureMipmap = &QOpenGLTextureHelper::qt_GenerateTextureMipmap;
        TextureStorage3D = &QOpenGLTextureHelper::qt_TextureStorage3D;
        TextureStorage2D = &QOpenGLTextureHelper::qt_TextureStorage2D;
        TextureStorage1D = &QOpenGLTextureHelper::qt_TextureStorage1D;
        TextureStorage3DMultisample = &QOpenGLTextureHelper::qt_TextureStorage3DMultisample;
        TextureStorage2DMultisample = &QOpenGLTextureHelper::qt_TextureStorage2DMultisample;
        TextureImage3D = &QOpenGLTextureHelper::qt_TextureImage3D;
        TextureImage2D = &QOpenGLTextureHelper::qt_TextureImage2D;
        TextureImage1D = &QOpenGLTextureHelper::qt_TextureImage1D;
        TextureSubImage3D = &QOpenGLTextureHelper::qt_TextureSubImage3D;
        TextureSubImage2D = &QOpenGLTextureHelper::qt_TextureSubImage2D;
        TextureSubImage1D = &QOpenGLTextureHelper::qt_TextureSubImage1D;
        CompressedTextureSubImage1D = &QOpenGLTextureHelper::qt_CompressedTextureSubImage1D;
        CompressedTextureSubImage2D = &QOpenGLTextureHelper::qt_CompressedTextureSubImage2D;
        CompressedTextureSubImage3D = &QOpenGLTextureHelper::qt_CompressedTextureSubImage3D;
        CompressedTextureImage1D = &QOpenGLTextureHelper::qt_CompressedTextureImage1D;
        CompressedTextureImage2D = &QOpenGLTextureHelper::qt_CompressedTextureImage2D;
        CompressedTextureImage3D = &QOpenGLTextureHelper::qt_CompressedTextureImage3D;
    }

    // Some DSA functions are part of NV_texture_multisample instead
    if (!context->isOpenGLES()
        && context->hasExtension(QByteArrayLiteral("GL_NV_texture_multisample"))) {
        TextureImage3DMultisampleNV = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLint , GLsizei , GLsizei , GLsizei , GLboolean )>(context->getProcAddress(QByteArrayLiteral("glTextureImage3DMultisampleNV")));
        TextureImage2DMultisampleNV = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLint , GLsizei , GLsizei , GLboolean )>(context->getProcAddress(QByteArrayLiteral("glTextureImage2DMultisampleNV")));

        TextureImage3DMultisample = &QOpenGLTextureHelper::dsa_TextureImage3DMultisample;
        TextureImage2DMultisample = &QOpenGLTextureHelper::dsa_TextureImage2DMultisample;
    } else {
        TextureImage3DMultisample = &QOpenGLTextureHelper::qt_TextureImage3DMultisample;
        TextureImage2DMultisample = &QOpenGLTextureHelper::qt_TextureImage2DMultisample;
    }

//.........这里部分代码省略.........

开发者ID:James-intern，项目名称:Qt，代码行数:101，代码来源:qopengltexturehelper.cpp

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