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WebGLRenderingContext.getParameter() - Web APIs
the webglrenderingcontext.
getparameter() method of the webgl api returns a value for the passed parameter name.
... syntax any gl.
getparameter(pname); parameters pname a glenum specifying which parameter value to return.
... examples gl.
getparameter(gl.dither); gl.
getparameter(gl.version); gl.
getparameter(gl.viewport); specifications specification status comment webgl 1.0the definition of '
getparameter' in that specification.
... webgl 2.0the definition of '
getparameter' in that specification.
RTCRtpReceiver.getParameters() - Web APIs
the
getparameters() method of the rtcrtpreceiver interface returns an rtcrtpreceiveparameters object describing the current configuration for the encoding and transmission of media on the receiver's track.
... syntax let rtpreceiveparameters = rtpreceiver.
getparameters(); parameters none.
... function getrtcpcname(receiver) { let parameters = receiver.
getparameters(); return parameters.rtcp.cname; } specifications specification status comment webrtc 1.0: real-time communication between browsersthe definition of 'rtcrtpreceiver.
getparameters()' in that specification.
RTCRtpSender.getParameters() - Web APIs
the
getparameters() method of the rtcrtpsender interface returns an rtcrtpsendparameters object describing the current configuration for the encoding and transmission of media on the sender's track.
... syntax var rtpsendparameters = rtpsender.
getparameters() parameters none.
... function getsendertransactionid(sender) { let parameters = sender.
getparameters(); return parameters.transactionid; } specifications specification status comment webrtc 1.0: real-time communication between browsersthe definition of '
getparameters()' in that specification.
WebGL constants - Web APIs
standard webgl constants are installed on the webglrenderingcontext and webgl2renderingcontext objects, so that you use them as gl.constant_name: var canvas = document.getelementbyid('mycanvas'); var gl = canvas.getcontext('webgl'); gl.
getparameter(gl.line_width); some constants are also provided by webgl extensions.
... var debuginfo = gl.getextension('webgl_debug_renderer_info'); var vendor = gl.
getparameter(debuginfo.unmasked_vendor_webgl); the webgl tutorial has more information, examples, and resources on how to get started with webgl.
... getting gl parameter information constants passed to webglrenderingcontext.
getparameter() to specify what information to return.
...And 34 more matches
mozIStorageStatement
method overview void initialize(in mozistorageconnection adbconnection, in autf8string asqlstatement); obsolete since gecko 1.9.1 void finalize(); mozistoragestatement clone(); autf8string
getparametername(in unsigned long aparamindex); unsigned long
getparameterindex(in autf8string aname); autf8string getcolumnname(in unsigned long acolumnindex); unsigned long getcolumnindex(in autf8string aname); void reset(); astring escapestringforlike(in astring avalue, in wchar aescapechar); void bindparameters(in mozistoragebindingparamsarray aparamet...
...
getparametername() obtains the name of the parameter for the specified index.
... autf8string
getparametername( in unsigned long aparamindex ); parameters aparamindex the zero-based numerical index for the parameter to be bound.
...And 3 more matches
nsIXSLTProcessor
to create an instance, use: var xsltprocessor = components.classes["@mozilla.org/document-transformer;1?type=xslt"] .createinstance(components.interfaces.nsixsltprocessor); method overview void clearparameters(); nsivariant
getparameter(in domstring namespaceuri, in domstring localname); void importstylesheet(in nsidomnode style); void removeparameter(in domstring namespaceuri, in domstring localname); void reset(); void setparameter(in domstring namespaceuri, in domstring localname, in nsivariant value); nsidomdocument transformtodocument(in nsidomnode source); nsidomdocumentfragment transformtofragment(in nsidomnod...
...
getparameter() gets a parameter if previously set by setparameter().
...nsivariant
getparameter( in domstring namespaceuri, in domstring localname ); parameters namespaceuri the namespaceuri of the xslt parameter.
EXT_texture_filter_anisotropic - Web APIs
constants ext.max_texture_max_anisotropy_ext this is the pname argument to the gl.
getparameter() call, and it returns the maximum available anisotropy.
... examples var texture = gl.createtexture(); gl.bindtexture(gl.texture_2d, texture); var ext = ( gl.getextension('ext_texture_filter_anisotropic') || gl.getextension('moz_ext_texture_filter_anisotropic') || gl.getextension('webkit_ext_texture_filter_anisotropic') ); if (ext){ var max = gl.
getparameter(ext.max_texture_max_anisotropy_ext); gl.texparameterf(gl.texture_2d, ext.texture_max_anisotropy_ext, max); } specifications specification status comment ext_texture_filter_anisotropicthe definition of 'ext_texture_filter_anisotropic' in that specification.
Index - Web APIs
3496 rtcrtpsender.
getparameters() api, audio, method, rtcrtpsender, reference, video, webrtc, webrtc api,
getparameters() the
getparameters() method of the rtcrtpsender interface returns an rtcrtpsendparameters object describing the current configuration for the encoding and transmission of media on the rtcrtpsender.track property.
... 4790 webglrenderingcontext.
getparameter() api, method, reference, webgl, webglrenderingcontext the webglrenderingcontext.
getparameter() method of the webgl api returns a value for the passed parameter name.
RTCRtpParameters - Web APIs
to obtain the parameters of a sender or receiver, call its
getparameters() method:
getparameters()
getparameters() properties codecs an array of rtcrtpcodecparameters objects describing the set of codecs from which the sender or receiver will choose.
... function getrtpcname(rtpobject) { let parameters = rtpobject.
getparameters(); return parameters.rtcp.cname; } specifications specification status comment webrtc 1.0: real-time communication between browsersthe definition of 'rtcrtpreceiveparameters' in that specification.
RTCRtpReceiveParameters - Web APIs
the rtcrtpreceiveparameters dictionary, based upon the rtcrtpparameters dictionary, is returned by the the rtcrtpreceiver method
getparameters().
... function getrtcpcname(receiver) { let parameters = receiver.
getparameters(); return parameters.rtcp.cname; } specifications specification status comment webrtc 1.0: real-time communication between browsersthe definition of 'rtcrtpreceiveparameters' in that specification.
WEBGL_debug_renderer_info - Web APIs
the webglrenderingcontext.
getparameter() method can help you to detect which features are supported and the failifmajorperformancecaveat context attribute lets you control if a context should be returned at all, if the performance would be dramatically slow.
... examples with the help of this extension, privileged contexts are able to retrieve debugging information about about the user's graphic driver: var canvas = document.getelementbyid('canvas'); var gl = canvas.getcontext('webgl'); var debuginfo = gl.getextension('webgl_debug_renderer_info'); var vendor = gl.
getparameter(debuginfo.unmasked_vendor_webgl); var renderer = gl.
getparameter(debuginfo.unmasked_renderer_webgl); console.log(vendor); console.log(renderer); specifications specification status comment webgl_debug_renderer_infothe definition of 'webgl_debug_renderer_info' in that specification.
WebGLRenderingContext.activeTexture() - Web APIs
gl.
getparameter(gl.max_combined_texture_image_units); to get the active texture, query the active_texture constant.
... gl.activetexture(gl.texture0); gl.
getparameter(gl.active_texture); // returns "33984" (0x84c0, gl.texture0 enum value) specifications specification status comment webgl 1.0the definition of 'activetexture' in that specification.
WebGLRenderingContext.lineWidth() - Web APIs
examples setting the line width: gl.linewidth(5); getting the line width: gl.
getparameter(gl.line_width); getting the range of available widths.
... gl.
getparameter(gl.aliased_line_width_range); specifications specification status comment webgl 1.0the definition of 'linewidth' in that specification.
WebGLRenderingContext.pixelStorei() - Web APIs
var tex = gl.createtexture(); gl.bindtexture(gl.texture_2d, tex); gl.pixelstorei(gl.pack_alignment, 4); to check the values for packing and unpacking of pixel data, you can query the same pixel storage parameters with webglrenderingcontext.
getparameter().
... gl.
getparameter(gl.pack_alignment); gl.
getparameter(gl.unpack_alignment); specifications specification status comment webgl 1.0the definition of 'pixelstorei' in that specification.
WebGLRenderingContext.stencilFunc() - Web APIs
gl.enable(gl.stencil_test); gl.stencilfunc(gl.less, 0, 0b1110011); to get the current stencil function, reference value, or other stencil information, query the following constants with
getparameter().
... gl.
getparameter(gl.stencil_func); gl.
getparameter(gl.stencil_value_mask); gl.
getparameter(gl.stencil_ref); gl.
getparameter(gl.stencil_back_func); gl.
getparameter(gl.stencil_back_value_mask); gl.
getparameter(gl.stencil_back_ref); gl.
getparameter(gl.stencil_bits); specifications specification status comment webgl 1.0the definition of 'stencilfunc' in that specification.
WebGLRenderingContext.stencilFuncSeparate() - Web APIs
gl.enable(gl.stencil_test); gl.stencilfuncseparate(gl.front, gl.less, 0.2, 1110011); to get the current stencil function, reference value, or other stencil information, query the following constants with
getparameter().
... gl.
getparameter(gl.stencil_func); gl.
getparameter(gl.stencil_value_mask); gl.
getparameter(gl.stencil_ref); gl.
getparameter(gl.stencil_back_func); gl.
getparameter(gl.stencil_back_value_mask); gl.
getparameter(gl.stencil_back_ref); gl.
getparameter(gl.stencil_bits); specifications specification status comment webgl 1.0the definition of 'stencilfuncseparate' in that specification.
WebGLRenderingContext.stencilOp() - Web APIs
gl.enable(gl.stencil_test); gl.stencilop(gl.incr, gl.decr, gl.invert); to get the current information about stencil and depth pass or fail, query the following constants with
getparameter().
... gl.
getparameter(gl.stencil_fail); gl.
getparameter(gl.stencil_pass_depth_pass); gl.
getparameter(gl.stencil_pass_depth_fail); gl.
getparameter(gl.stencil_back_fail); gl.
getparameter(gl.stencil_back_pass_depth_pass); gl.
getparameter(gl.stencil_back_pass_depth_fail); gl.
getparameter(gl.stencil_bits); specifications specification status comment webgl 1.0the definition of 'stencilop' in that specification.
WebGLRenderingContext.stencilOpSeparate() - Web APIs
gl.enable(gl.stencil_test); gl.stencilopseparate(gl.front, gl.incr, gl.decr, gl.invert); to get the current information about stencil and depth pass or fail, query the following constants with
getparameter().
... gl.
getparameter(gl.stencil_fail); gl.
getparameter(gl.stencil_pass_depth_pass); gl.
getparameter(gl.stencil_pass_depth_fail); gl.
getparameter(gl.stencil_back_fail); gl.
getparameter(gl.stencil_back_pass_depth_pass); gl.
getparameter(gl.stencil_back_pass_depth_fail); gl.
getparameter(gl.stencil_bits); specifications specification status comment webgl 1.0the definition of 'stencilopseparate' in that specification.
Codecs used by WebRTC - Web media technologies
let codeclist = null; peerconnection.addeventlistener("icegatheringstatechange", (event) => { if (peerconnection.icegatheringstate === "complete") { const senders = peerconnection.getsenders(); senders.foreach((sender) => { if (sender.track.kind === "video") { codeclist = sender.
getparameters().codecs; return; } }); } codeclist = null; }); the event handler for icegatheringstatechange is established; in it, we look to see if the ice gathering state is complete, indicating that no further candidates will be collected.
...we then call that sender's
getparameters() method and, from the returned rtcrtpsendparameters object, we set codeclist to the codecs property and return to the caller.
Advanced Example - XSLT: Extensible Stylesheet Language Transformations
using the xsltprocessor.
getparameter() method, the code can figure whether to sort in ascending or descending order.
... // importnode is used to clone the nodes we want to process via xslt - true makes it do a deep clone var mynode = document.getelementbyid("example"); var clonednode = xmlref.importnode(mynode, true); // after cloning, we append xmlref.appendchild(clonednode); // set the sorting parameter in the xsl file var sortval = xsltprocessor.
getparameter(null, "myorder"); if (sortval == "" || sortval == "descending") xsltprocessor.setparameter(null, "myorder", "ascending"); else xsltprocessor.setparameter(null, "myorder", "descending"); // initiate the transformation var fragment = xsltprocessor.transformtofragment(xmlref, document); // clear the contents document.getelementbyid("example").innerhtml = ""; mydom = fragmen...
Setting Parameters - XSLT: Extensible Stylesheet Language Transformations
xsltprocessor provides three javascript methods to interact with these parameters: xsltprocessor.setparameter(), xsltprocessor.
getparameter() and xsltprocessor.removeparameter().
... figure 7 : parameters /* xslt: <xsl:param name="myorder" /> */ // javascript: var sortval = xsltprocessor.
getparameter(null, "myorder"); if (sortval == "" || sortval == "descending") xsltprocessor.setparameter(null, "myorder", "ascending"); else xsltprocessor.setparameter(null, "myorder", "descending"); ...
DOMConfiguration - Web APIs
lement-content-whitespace", "entities", "error-handler", "infoset", "namespaces", "namespace-declarations", "normalize-characters","schema-location", "schema-type", "split-cdata-sections", "validate", "validate-if-schema", "well-formed" properties domconfiguration.parameternames read only is a domstringlist methods domconfiguration.cansetparameter() returns a boolean domconfiguration.
getparameter() returns a domuserdata domconfiguration.setparameter() sets a parameter specification http://www.w3.org/tr/dom-level-3-cor...mconfiguration ...
EXT_disjoint_timer_query.getQueryObjectEXT() - Web APIs
ext.endqueryext(ext.time_elapsed_ext); // at some point in the future, after returning control to the browser var available = ext.getqueryobjectext(query, ext.query_result_available_ext); var disjoint = gl.
getparameter(ext.gpu_disjoint_ext); if (available && !disjoint) { // see how much time the rendering of the object took in nanoseconds.
OES_vertex_array_object - Web APIs
constants this extension exposes one new constant, which can be used in the gl.
getparameter() method: ext.vertex_array_binding_oes returns a webglvertexarrayobject object when used in the gl.
getparameter() method as the pname parameter.
OVR_multiview2 - Web APIs
constants this extension exposes 4 constants that can be used in
getparameter() or getframebufferattachmentparameter().
RTCIceCandidate.usernameFragment - Web APIs
to avoid including candidates obsoleted by an ice restart, we can use code like this: const ssnewcandidate = signalmsg => { let candidate = new rtcicecandidate(signalmsg.candidate); let receivers = pc.getreceivers(); receivers.foreach(receiver => { let parameters = receiver.transport.
getparameters(); if (parameters.usernamefragment === candidate.usernamefragment) { return; } }); pc.addicecandidate(candidate) .catch(reporterror); } this walks through the list of the rtcrtpreceiver objects being used to receive ice data, and looks to see if the usernamefragment indicated in the candidate matches any of them.
RTCRtcpParameters - Web APIs
function getrtpcname(rtpobject) { let parameters = rtpobject.
getparameters(); return parameters.rtcp.cname; } specifications specification status comment webrtc 1.0: real-time communication between browsersthe definition of 'rtcrtcpparameters' in that specification.
RTCRtpReceiver - Web APIs
rtcrtpreceiver.
getparameters() returns an rtcrtpparameters object which contains information about how the rtc data is to be decoded.
RTCRtpSendParameters - Web APIs
transactionid a string containing a unique id for the last set of parameters applied; this value is used to ensure that setparameters() can only be called to alter changes made by a specific previous call to
getparameters().
RTCRtpSender.setParameters() - Web APIs
transactionid a string containing a unique id for the last set of parameters applied; this value is used to ensure that setparameters() can only be called to alter changes made by a specific previous call to
getparameters().
RTCRtpSender - Web APIs
methods rtcrtpsender.
getparameters() returns a rtcrtpparameters object describing the current configuration for the encoding and transmission of media on the track.
RTCRtpTransceiver.currentDirection - Web APIs
[1] to determine if a sender has at least one active encoding, the user agent gets its parameters using rtcrtpsender.
getparameters(), then looks at the parameters' encodings property; if any of the listed encodings has its active property set to true, the sender has an active encoding.
RTCRtpTransceiver.direction - Web APIs
[1] to determine if a sender has at least one active encoding, the user agent gets its parameters using rtcrtpsender.
getparameters(), then looks at the parameters' encodings property; if any of the listed encodings has its active property set to true, the sender has an active encoding.
RTCRtpTransceiverDirection - Web APIs
[1] to determine if a sender has at least one active encoding, the user agent gets its parameters using rtcrtpsender.
getparameters(), then looks at the parameters' encodings property; if any of the listed encodings has its active property set to true, the sender has an active encoding.
WEBGL_draw_buffers - Web APIs
constants this extension exposes new constants, which can be used in the gl.framebufferrenderbuffer(), gl.framebuffertexture2d(), gl.getframebufferattachmentparameter() ext.drawbufferswebgl(), and gl.
getparameter() methods.
WebGLRenderingContext.bindBuffer() - Web APIs
gl.
getparameter(gl.array_buffer_binding); gl.
getparameter(gl.element_array_buffer_binding); specifications specification status comment webgl 1.0the definition of 'bindbuffer' in that specification.
WebGLRenderingContext.blendEquation() - Web APIs
gl.
getparameter(gl.blend_equation_rgb) === gl.func_add; // true gl.
getparameter(gl.blend_equation_alpha) === gl.func_add; // true specifications specification status comment webgl 1.0the definition of 'blendequation' in that specification.
WebGLRenderingContext.blendEquationSeparate() - Web APIs
gl.
getparameter(gl.blend_equation_rgb) === gl.func_add; // true gl.
getparameter(gl.blend_equation_alpha) === gl.func_add; // true specifications specification status comment webgl 1.0the definition of 'blendequationseparate' in that specification.
WebGLRenderingContext.blendFunc() - Web APIs
gl.enable(gl.blend); gl.blendfunc(gl.src_color, gl.dst_color); gl.
getparameter(gl.blend_src_rgb) == gl.src_color; // true specifications specification status comment webgl 1.0the definition of 'blendfunc' in that specification.
WebGLRenderingContext.blendFuncSeparate() - Web APIs
gl.enable(gl.blend); gl.blendfuncseparate(gl.src_color, gl.dst_color, gl.one, gl.zero); gl.
getparameter(gl.blend_src_rgb) == gl.src_color; // true specifications specification status comment webgl 1.0the definition of 'blendfunc' in that specification.
WebGLRenderingContext.clear() - Web APIs
gl.
getparameter(gl.color_clear_value); gl.
getparameter(gl.depth_clear_value); gl.
getparameter(gl.stencil_clear_value); specifications specification status comment webgl 1.0the definition of 'clear' in that specification.
WebGLRenderingContext.depthRange() - Web APIs
examples gl.depthrange(0.2, 0.6); to check the current depth range, query the depth_range constant which returns a float32array gl.
getparameter(gl.depth_range); // float32array[0.2, 0.6] specifications specification status comment webgl 1.0the definition of 'depthrange' in that specification.
WebGLRenderingContext.polygonOffset() - Web APIs
gl.
getparameter(gl.polygon_offset_factor); // 2 gl.
getparameter(gl.polygon_offset_units); // 3 specifications specification status comment webgl 1.0the definition of 'polygonoffset' in that specification.
WebGLRenderingContext.sampleCoverage() - Web APIs
gl.
getparameter(gl.sample_coverage_value); // 0.5 gl.
getparameter(gl.sample_coverage_invert); // false specifications specification status comment webgl 1.0the definition of 'samplecoverage' in that specification.
WebGLRenderingContext.scissor() - Web APIs
gl.scissor(0, 0, 200, 200); gl.
getparameter(gl.scissor_box); // int32array[0, 0, 200, 200] specifications specification status comment webgl 1.0the definition of 'scissor' in that specification.
WebGLRenderingContext.stencilMask() - Web APIs
gl.
getparameter(gl.stencil_writemask); // 110101 gl.
getparameter(gl.stencil_back_writemask); // 110101 gl.
getparameter(gl.stencil_bits); // 0 specifications specification status comment webgl 1.0the definition of 'stencilmask' in that specification.
WebGLRenderingContext.stencilMaskSeparate() - Web APIs
gl.
getparameter(gl.stencil_writemask); // 110101 gl.
getparameter(gl.stencil_back_writemask); // 110101 gl.
getparameter(gl.stencil_bits); // 0 specifications specification status comment webgl 1.0the definition of 'stencilmaskseparate' in that specification.
Compressed texture formats - Web APIs
if supported, it will return an extension object with constants for the added formats and the formats will also be returned by calls to gl.
getparameter(gl.compressed_texture_formats).
XSLTProcessor - Web APIs
[throws] any xsltprocessor.
getparameter(string namespaceuri, string localname) gets the value of a parameter from the xslt stylesheet.