C++ AttributeMap::get方法代码示例

本文整理汇总了C++中AttributeMap::get方法的典型用法代码示例。如果您正苦于以下问题：C++ AttributeMap::get方法的具体用法？C++ AttributeMap::get怎么用？C++ AttributeMap::get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AttributeMap的用法示例。

在下文中一共展示了AttributeMap::get方法的7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: FramebufferAttachmentObject

Surface::Surface(rx::SurfaceImpl *impl,
                 EGLint surfaceType,
                 const egl::Config *config,
                 const AttributeMap &attributes)
    : FramebufferAttachmentObject(),
      mImplementation(impl),
      mCurrentCount(0),
      mDestroyed(false),
      mType(surfaceType),
      mConfig(config),
      mPostSubBufferRequested(false),
      mFixedSize(false),
      mFixedWidth(0),
      mFixedHeight(0),
      mTextureFormat(EGL_NO_TEXTURE),
      mTextureTarget(EGL_NO_TEXTURE),
      // FIXME: Determine actual pixel aspect ratio
      mPixelAspectRatio(static_cast<EGLint>(1.0 * EGL_DISPLAY_SCALING)),
      mRenderBuffer(EGL_BACK_BUFFER),
      mSwapBehavior(impl->getSwapBehavior())
{
    mPostSubBufferRequested = (attributes.get(EGL_POST_SUB_BUFFER_SUPPORTED_NV, EGL_FALSE) == EGL_TRUE);

    mFixedSize = (attributes.get(EGL_FIXED_SIZE_ANGLE, EGL_FALSE) == EGL_TRUE);
    if (mFixedSize)
    {
        mFixedWidth = attributes.get(EGL_WIDTH, 0);
        mFixedHeight = attributes.get(EGL_HEIGHT, 0);
    }

    if (mType != EGL_WINDOW_BIT)
    {
        mTextureFormat = attributes.get(EGL_TEXTURE_FORMAT, EGL_NO_TEXTURE);
        mTextureTarget = attributes.get(EGL_TEXTURE_TARGET, EGL_NO_TEXTURE);
    }
}

开发者ID:hydro69，项目名称:angle，代码行数:36，代码来源:Surface.cpp

示例2: if

Image::Image(rx::ImageImpl *impl, EGLenum target, ImageSibling *buffer, const AttributeMap &attribs)
    : RefCountObject(0),
      mImplementation(impl),
      mInternalFormat(GL_NONE),
      mWidth(0),
      mHeight(0),
      mSamples(0),
      mSource(),
      mTargets()
{
    ASSERT(mImplementation != nullptr);
    ASSERT(buffer != nullptr);

    mSource.set(buffer);
    mSource->addImageSource(this);

    if (IsTextureTarget(target))
    {
        gl::Texture *texture = rx::GetAs<gl::Texture>(mSource.get());
        GLenum textureTarget = egl_gl::EGLImageTargetToGLTextureTarget(target);
        size_t level         = attribs.get(EGL_GL_TEXTURE_LEVEL_KHR, 0);
        mInternalFormat      = texture->getInternalFormat(textureTarget, level);
        mWidth               = texture->getWidth(textureTarget, level);
        mHeight              = texture->getHeight(textureTarget, level);
        mSamples             = 0;
    }
    else if (IsRenderbufferTarget(target))
    {
        gl::Renderbuffer *renderbuffer = rx::GetAs<gl::Renderbuffer>(mSource.get());
        mInternalFormat                = renderbuffer->getInternalFormat();
        mWidth                         = renderbuffer->getWidth();
        mHeight                        = renderbuffer->getHeight();
        mSamples                       = renderbuffer->getSamples();
    }
    else
    {
        UNREACHABLE();
    }
}

开发者ID:CODECOMMUNITY，项目名称:angle，代码行数:39，代码来源:Image.cpp

示例3: ValidateCreateImageKHR

Error ValidateCreateImageKHR(const Display *display,
                             gl::Context *context,
                             EGLenum target,
                             EGLClientBuffer buffer,
                             const AttributeMap &attributes)
{
    Error error = ValidateContext(display, context);
    if (error.isError())
    {
        return error;
    }

    const DisplayExtensions &displayExtensions = display->getExtensions();

    if (!displayExtensions.imageBase && !displayExtensions.image)
    {
        // It is out of spec what happens when calling an extension function when the extension is
        // not available.
        // EGL_BAD_DISPLAY seems like a reasonable error.
        return Error(EGL_BAD_DISPLAY, "EGL_KHR_image not supported.");
    }

    // TODO(geofflang): Complete validation from EGL_KHR_image_base:
    // If the resource specified by <dpy>, <ctx>, <target>, <buffer> and <attrib_list> is itself an
    // EGLImage sibling, the error EGL_BAD_ACCESS is generated.

    for (AttributeMap::const_iterator attributeIter = attributes.begin();
         attributeIter != attributes.end(); attributeIter++)
    {
        EGLint attribute = attributeIter->first;
        EGLint value     = attributeIter->second;

        switch (attribute)
        {
            case EGL_IMAGE_PRESERVED_KHR:
                switch (value)
                {
                    case EGL_TRUE:
                    case EGL_FALSE:
                        break;

                    default:
                        return Error(EGL_BAD_PARAMETER,
                                     "EGL_IMAGE_PRESERVED_KHR must be EGL_TRUE or EGL_FALSE.");
                }
                break;

            case EGL_GL_TEXTURE_LEVEL_KHR:
                if (!displayExtensions.glTexture2DImage &&
                    !displayExtensions.glTextureCubemapImage && !displayExtensions.glTexture3DImage)
                {
                    return Error(EGL_BAD_PARAMETER,
                                 "EGL_GL_TEXTURE_LEVEL_KHR cannot be used without "
                                 "KHR_gl_texture_*_image support.");
                }

                if (value < 0)
                {
                    return Error(EGL_BAD_PARAMETER, "EGL_GL_TEXTURE_LEVEL_KHR cannot be negative.");
                }
                break;

            case EGL_GL_TEXTURE_ZOFFSET_KHR:
                if (!displayExtensions.glTexture3DImage)
                {
                    return Error(EGL_BAD_PARAMETER,
                                 "EGL_GL_TEXTURE_ZOFFSET_KHR cannot be used without "
                                 "KHR_gl_texture_3D_image support.");
                }
                break;

            default:
                return Error(EGL_BAD_PARAMETER, "invalid attribute: 0x%X", attribute);
        }
    }

    switch (target)
    {
        case EGL_GL_TEXTURE_2D_KHR:
        {
            if (!displayExtensions.glTexture2DImage)
            {
                return Error(EGL_BAD_PARAMETER, "KHR_gl_texture_2D_image not supported.");
            }

            if (buffer == 0)
            {
                return Error(EGL_BAD_PARAMETER,
                             "buffer cannot reference a 2D texture with the name 0.");
            }

            const gl::Texture *texture =
                context->getTexture(egl_gl::EGLClientBufferToGLObjectHandle(buffer));
            if (texture == nullptr || texture->getTarget() != GL_TEXTURE_2D)
            {
                return Error(EGL_BAD_PARAMETER, "target is not a 2D texture.");
            }

            if (texture->getBoundSurface() != nullptr)
            {
//.........这里部分代码省略.........

开发者ID:bsergean，项目名称:angle，代码行数:101，代码来源:validationEGL.cpp

示例4: ValidateCreatePbufferFromClientBuffer

Error ValidateCreatePbufferFromClientBuffer(Display *display, EGLenum buftype, EGLClientBuffer buffer,
                                            Config *config, const AttributeMap& attributes)
{
    Error error = ValidateConfig(display, config);
    if (error.isError())
    {
        return error;
    }

    const DisplayExtensions &displayExtensions = display->getExtensions();

    switch (buftype)
    {
      case EGL_D3D_TEXTURE_2D_SHARE_HANDLE_ANGLE:
        if (!displayExtensions.d3dShareHandleClientBuffer)
        {
            return Error(EGL_BAD_PARAMETER);
        }
        if (buffer == nullptr)
        {
            return Error(EGL_BAD_PARAMETER);
        }
        break;

      default:
        return Error(EGL_BAD_PARAMETER);
    }

    for (AttributeMap::const_iterator attributeIter = attributes.begin(); attributeIter != attributes.end(); attributeIter++)
    {
        EGLint attribute = attributeIter->first;
        EGLint value = attributeIter->second;

        switch (attribute)
        {
          case EGL_WIDTH:
          case EGL_HEIGHT:
            if (!displayExtensions.d3dShareHandleClientBuffer)
            {
                return Error(EGL_BAD_PARAMETER);
            }
            if (value < 0)
            {
                return Error(EGL_BAD_PARAMETER);
            }
            break;

          case EGL_TEXTURE_FORMAT:
            switch (value)
            {
              case EGL_NO_TEXTURE:
              case EGL_TEXTURE_RGB:
              case EGL_TEXTURE_RGBA:
                break;
              default:
                return Error(EGL_BAD_ATTRIBUTE);
            }
            break;

          case EGL_TEXTURE_TARGET:
            switch (value)
            {
              case EGL_NO_TEXTURE:
              case EGL_TEXTURE_2D:
                break;
              default:
                return Error(EGL_BAD_ATTRIBUTE);
            }
            break;

          case EGL_MIPMAP_TEXTURE:
            break;

          default:
            return Error(EGL_BAD_ATTRIBUTE);
        }
    }

    if (!(config->surfaceType & EGL_PBUFFER_BIT))
    {
        return Error(EGL_BAD_MATCH);
    }

    EGLenum textureFormat = attributes.get(EGL_TEXTURE_FORMAT, EGL_NO_TEXTURE);
    EGLenum textureTarget = attributes.get(EGL_TEXTURE_TARGET, EGL_NO_TEXTURE);
    if ((textureFormat != EGL_NO_TEXTURE && textureTarget == EGL_NO_TEXTURE) ||
        (textureFormat == EGL_NO_TEXTURE && textureTarget != EGL_NO_TEXTURE))
    {
        return Error(EGL_BAD_MATCH);
    }

    if ((textureFormat == EGL_TEXTURE_RGB  && config->bindToTextureRGB  != EGL_TRUE) ||
        (textureFormat == EGL_TEXTURE_RGBA && config->bindToTextureRGBA != EGL_TRUE))
    {
        return Error(EGL_BAD_ATTRIBUTE);
    }

    if (buftype == EGL_D3D_TEXTURE_2D_SHARE_HANDLE_ANGLE)
    {
        EGLint width = attributes.get(EGL_WIDTH, 0);
//.........这里部分代码省略.........

开发者ID:bsergean，项目名称:angle，代码行数:101，代码来源:validationEGL.cpp

示例5: ValidateCreatePbufferSurface

Error ValidateCreatePbufferSurface(Display *display, Config *config, const AttributeMap& attributes)
{
    Error error = ValidateConfig(display, config);
    if (error.isError())
    {
        return error;
    }

    for (AttributeMap::const_iterator attributeIter = attributes.begin(); attributeIter != attributes.end(); attributeIter++)
    {
        EGLint attribute = attributeIter->first;
        EGLint value = attributeIter->second;

        switch (attribute)
        {
          case EGL_WIDTH:
          case EGL_HEIGHT:
            if (value < 0)
            {
                return Error(EGL_BAD_PARAMETER);
            }
            break;

          case EGL_LARGEST_PBUFFER:
            break;

          case EGL_TEXTURE_FORMAT:
            switch (value)
            {
              case EGL_NO_TEXTURE:
              case EGL_TEXTURE_RGB:
              case EGL_TEXTURE_RGBA:
                break;
              default:
                return Error(EGL_BAD_ATTRIBUTE);
            }
            break;

          case EGL_TEXTURE_TARGET:
            switch (value)
            {
              case EGL_NO_TEXTURE:
              case EGL_TEXTURE_2D:
                break;
              default:
                return Error(EGL_BAD_ATTRIBUTE);
            }
            break;

          case EGL_MIPMAP_TEXTURE:
            break;

          case EGL_VG_COLORSPACE:
            break;

          case EGL_VG_ALPHA_FORMAT:
            break;

          default:
            return Error(EGL_BAD_ATTRIBUTE);
        }
    }

    if (!(config->surfaceType & EGL_PBUFFER_BIT))
    {
        return Error(EGL_BAD_MATCH);
    }

    const Caps &caps = display->getCaps();

    EGLenum textureFormat = attributes.get(EGL_TEXTURE_FORMAT, EGL_NO_TEXTURE);
    EGLenum textureTarget = attributes.get(EGL_TEXTURE_TARGET, EGL_NO_TEXTURE);

    if ((textureFormat != EGL_NO_TEXTURE && textureTarget == EGL_NO_TEXTURE) ||
        (textureFormat == EGL_NO_TEXTURE && textureTarget != EGL_NO_TEXTURE))
    {
        return Error(EGL_BAD_MATCH);
    }

    if ((textureFormat == EGL_TEXTURE_RGB  && config->bindToTextureRGB != EGL_TRUE) ||
        (textureFormat == EGL_TEXTURE_RGBA && config->bindToTextureRGBA != EGL_TRUE))
    {
        return Error(EGL_BAD_ATTRIBUTE);
    }

    EGLint width = attributes.get(EGL_WIDTH, 0);
    EGLint height = attributes.get(EGL_HEIGHT, 0);
    if (textureFormat != EGL_NO_TEXTURE && !caps.textureNPOT && (!gl::isPow2(width) || !gl::isPow2(height)))
    {
        return Error(EGL_BAD_MATCH);
    }

    return Error(EGL_SUCCESS);
}

开发者ID:bsergean，项目名称:angle，代码行数:94，代码来源:validationEGL.cpp

示例6: FramebufferAttachmentObject

Surface::Surface(EGLint surfaceType,
                 const egl::Config *config,
                 const AttributeMap &attributes,
                 EGLenum buftype)
    : FramebufferAttachmentObject(),
      mState(config, attributes),
      mImplementation(nullptr),
      mRefCount(0),
      mDestroyed(false),
      mType(surfaceType),
      mBuftype(buftype),
      mPostSubBufferRequested(false),
      mLargestPbuffer(false),
      mGLColorspace(EGL_GL_COLORSPACE_LINEAR),
      mVGAlphaFormat(EGL_VG_ALPHA_FORMAT_NONPRE),
      mVGColorspace(EGL_VG_COLORSPACE_sRGB),
      mMipmapTexture(false),
      mMipmapLevel(0),
      mHorizontalResolution(EGL_UNKNOWN),
      mVerticalResolution(EGL_UNKNOWN),
      mMultisampleResolve(EGL_MULTISAMPLE_RESOLVE_DEFAULT),
      mFixedSize(false),
      mFixedWidth(0),
      mFixedHeight(0),
      mTextureFormat(TextureFormat::NoTexture),
      mTextureTarget(EGL_NO_TEXTURE),
      // FIXME: Determine actual pixel aspect ratio
      mPixelAspectRatio(static_cast<EGLint>(1.0 * EGL_DISPLAY_SCALING)),
      mRenderBuffer(EGL_BACK_BUFFER),
      mSwapBehavior(EGL_NONE),
      mOrientation(0),
      mTexture(nullptr),
      mColorFormat(config->renderTargetFormat),
      mDSFormat(config->depthStencilFormat),
      mInitState(gl::InitState::Initialized)
{
    mPostSubBufferRequested =
        (attributes.get(EGL_POST_SUB_BUFFER_SUPPORTED_NV, EGL_FALSE) == EGL_TRUE);
    mFlexibleSurfaceCompatibilityRequested =
        (attributes.get(EGL_FLEXIBLE_SURFACE_COMPATIBILITY_SUPPORTED_ANGLE, EGL_FALSE) == EGL_TRUE);

    if (mType == EGL_PBUFFER_BIT)
    {
        mLargestPbuffer = (attributes.get(EGL_LARGEST_PBUFFER, EGL_FALSE) == EGL_TRUE);
    }

    mGLColorspace =
        static_cast<EGLenum>(attributes.get(EGL_GL_COLORSPACE, EGL_GL_COLORSPACE_LINEAR));
    mVGAlphaFormat =
        static_cast<EGLenum>(attributes.get(EGL_VG_ALPHA_FORMAT, EGL_VG_ALPHA_FORMAT_NONPRE));
    mVGColorspace = static_cast<EGLenum>(attributes.get(EGL_VG_COLORSPACE, EGL_VG_COLORSPACE_sRGB));
    mMipmapTexture = (attributes.get(EGL_MIPMAP_TEXTURE, EGL_FALSE) == EGL_TRUE);

    mDirectComposition = (attributes.get(EGL_DIRECT_COMPOSITION_ANGLE, EGL_FALSE) == EGL_TRUE);

    mRobustResourceInitialization =
        (attributes.get(EGL_ROBUST_RESOURCE_INITIALIZATION_ANGLE, EGL_FALSE) == EGL_TRUE);
    if (mRobustResourceInitialization)
    {
        mInitState = gl::InitState::MayNeedInit;
    }

    mFixedSize = (attributes.get(EGL_FIXED_SIZE_ANGLE, EGL_FALSE) == EGL_TRUE);
    if (mFixedSize)
    {
        mFixedWidth  = static_cast<size_t>(attributes.get(EGL_WIDTH, 0));
        mFixedHeight = static_cast<size_t>(attributes.get(EGL_HEIGHT, 0));
    }

    if (mType != EGL_WINDOW_BIT)
    {
        mTextureFormat = attributes.getAsPackedEnum(EGL_TEXTURE_FORMAT, TextureFormat::NoTexture);
        mTextureTarget = static_cast<EGLenum>(attributes.get(EGL_TEXTURE_TARGET, EGL_NO_TEXTURE));
    }

    mOrientation = static_cast<EGLint>(attributes.get(EGL_SURFACE_ORIENTATION_ANGLE, 0));
}

开发者ID:jasonLaster，项目名称:gecko-dev，代码行数:77，代码来源:Surface.cpp

示例7: ValidateCreatePbufferFromClientBuffer

Error ValidateCreatePbufferFromClientBuffer(Display *display, EGLenum buftype, EGLClientBuffer buffer,
        Config *config, const AttributeMap& attributes)
{
    ANGLE_TRY(ValidateConfig(display, config));

    const DisplayExtensions &displayExtensions = display->getExtensions();

    switch (buftype)
    {
    case EGL_D3D_TEXTURE_2D_SHARE_HANDLE_ANGLE:
        if (!displayExtensions.d3dShareHandleClientBuffer)
        {
            return Error(EGL_BAD_PARAMETER);
        }
        if (buffer == nullptr)
        {
            return Error(EGL_BAD_PARAMETER);
        }
        break;

    default:
        return Error(EGL_BAD_PARAMETER);
    }

    for (AttributeMap::const_iterator attributeIter = attributes.begin(); attributeIter != attributes.end(); attributeIter++)
    {
        EGLAttrib attribute = attributeIter->first;
        EGLAttrib value     = attributeIter->second;

        switch (attribute)
        {
        case EGL_WIDTH:
        case EGL_HEIGHT:
            if (!displayExtensions.d3dShareHandleClientBuffer)
            {
                return Error(EGL_BAD_PARAMETER);
            }
            if (value < 0)
            {
                return Error(EGL_BAD_PARAMETER);
            }
            break;

        case EGL_TEXTURE_FORMAT:
            switch (value)
            {
            case EGL_NO_TEXTURE:
            case EGL_TEXTURE_RGB:
            case EGL_TEXTURE_RGBA:
                break;
            default:
                return Error(EGL_BAD_ATTRIBUTE);
            }
            break;

        case EGL_TEXTURE_TARGET:
            switch (value)
            {
            case EGL_NO_TEXTURE:
            case EGL_TEXTURE_2D:
                break;
            default:
                return Error(EGL_BAD_ATTRIBUTE);
            }
            break;

        case EGL_MIPMAP_TEXTURE:
            break;

        case EGL_FLEXIBLE_SURFACE_COMPATIBILITY_SUPPORTED_ANGLE:
            if (!displayExtensions.flexibleSurfaceCompatibility)
            {
                return Error(
                           EGL_BAD_ATTRIBUTE,
                           "EGL_FLEXIBLE_SURFACE_COMPATIBILITY_SUPPORTED_ANGLE cannot be used without "
                           "EGL_ANGLE_flexible_surface_compatibility support.");
            }
            break;

        default:
            return Error(EGL_BAD_ATTRIBUTE);
        }
    }

    if (!(config->surfaceType & EGL_PBUFFER_BIT))
    {
        return Error(EGL_BAD_MATCH);
    }

    EGLAttrib textureFormat = attributes.get(EGL_TEXTURE_FORMAT, EGL_NO_TEXTURE);
    EGLAttrib textureTarget = attributes.get(EGL_TEXTURE_TARGET, EGL_NO_TEXTURE);
    if ((textureFormat != EGL_NO_TEXTURE && textureTarget == EGL_NO_TEXTURE) ||
            (textureFormat == EGL_NO_TEXTURE && textureTarget != EGL_NO_TEXTURE))
    {
        return Error(EGL_BAD_MATCH);
    }

    if ((textureFormat == EGL_TEXTURE_RGB  && config->bindToTextureRGB  != EGL_TRUE) ||
            (textureFormat == EGL_TEXTURE_RGBA && config->bindToTextureRGBA != EGL_TRUE))
    {
//.........这里部分代码省略.........

开发者ID:servo，项目名称:angle，代码行数:101，代码来源:validationEGL.cpp

注：本文中的AttributeMap::get方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。