WebGLPreferences

Assembly: ZennoLab.CommandCenter
Full name: ZennoLab.CommandCenter.WebGLPreferences

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Represents an WebGLContext settings object.

Methods

Set

Method

Sets the webgl context settings.

Parameters

Параметр	Описание
preference	The setting of webgl context.
value	The value of setting.

Example

// set Chrome useragent
            instance.SetHeader(ZennoLab.InterfacesLibrary.Enums.Browser.NavigatorField.UserAgent, "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36");
            // set webgl context params
            instance.WebGLPreferences.Set(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLPreference.Renderer, "WebKit WebGL");
            instance.WebGLPreferences.Set(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLPreference.Vendor, "WebKit");
            instance.WebGLPreferences.Set(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLPreference.Version, "WebGL 1.0 (OpenGL ES 2.0 Chromium)");
            instance.WebGLPreferences.Set(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLPreference.ShadingLanguageVersion, "WebGL GLSL ES 1.0 (OpenGL ES GLSL ES 1.0 Chromium)");
            instance.WebGLPreferences.Set(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLPreference.UnmaskedRenderer, "Google Inc.");
            instance.WebGLPreferences.Set(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLPreference.UnmaskedVendor, "ANGLE (NVIDIA GeForce GT 630 Direct3D11 vs_5_0 ps_5_0)");

SetExtensions

Method

Sets the webgl context extensions.

Parameters

Параметр	Описание
extensions	The value of setting.

Example

// set Chrome useragent
            instance.SetHeader(ZennoLab.InterfacesLibrary.Enums.Browser.NavigatorField.UserAgent, "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36");
            // set webgl context extensions
            var extensions = new List<ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension>();
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.ANGLE_instanced_arrays);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.EXT_blend_minmax);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.EXT_color_buffer_float);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.EXT_color_buffer_half_float);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.EXT_frag_depth);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.EXT_sRGB);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.EXT_shader_texture_lod);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.EXT_texture_filter_anisotropic);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.EXT_disjoint_timer_query);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.OES_element_index_uint);
            extensions.Add(ZennoLab.InterfacesLibrary.Enums.Browser.WebGLExtension.OES_standard_derivatives);
            instance.WebGLPreferences.SetExtensions(extensions);

SetShaderPrecisionFormat

Method

Sets the vertex shader precision format.

Parameters

Параметр	Описание
shaderType	The shader type.
precisionType	The precision type.
format	The object that represent format of the precision type.

Example

// set mobile useragent
            instance.SetHeader(ZennoLab.InterfacesLibrary.Enums.Browser.NavigatorField.UserAgent, "Mozilla/5.0 (Android 8.0.0; Mobile; rv:57.0) Gecko/57.0 Firefox/57.0");
            // set webgl shader settings
            instance.WebGLPreferences.SetShaderPrecisionFormat(ZennoLab.InterfacesLibrary.Enums.Browser.ShaderType.Fragment, ZennoLab.InterfacesLibrary.Enums.Browser.ShaderPrecisionType.MediumFloat, new ShaderPrecisionFormat(15, 15, 10));
            instance.WebGLPreferences.SetShaderPrecisionFormat(ZennoLab.InterfacesLibrary.Enums.Browser.ShaderType.Fragment, ZennoLab.InterfacesLibrary.Enums.Browser.ShaderPrecisionType.LowFloat, new ShaderPrecisionFormat(15, 15, 10));
            instance.WebGLPreferences.SetShaderPrecisionFormat(ZennoLab.InterfacesLibrary.Enums.Browser.ShaderType.Fragment, ZennoLab.InterfacesLibrary.Enums.Browser.ShaderPrecisionType.HighInt, new ShaderPrecisionFormat(31, 31, 0));
            instance.WebGLPreferences.SetShaderPrecisionFormat(ZennoLab.InterfacesLibrary.Enums.Browser.ShaderType.Fragment, ZennoLab.InterfacesLibrary.Enums.Browser.ShaderPrecisionType.MediumInt, new ShaderPrecisionFormat(15, 15, 0));
            instance.WebGLPreferences.SetShaderPrecisionFormat(ZennoLab.InterfacesLibrary.Enums.Browser.ShaderType.Fragment, ZennoLab.InterfacesLibrary.Enums.Browser.ShaderPrecisionType.LowInt, new ShaderPrecisionFormat(15, 15, 0));
            instance.WebGLPreferences.SetShaderPrecisionFormat(ZennoLab.InterfacesLibrary.Enums.Browser.ShaderType.Vertex, ZennoLab.InterfacesLibrary.Enums.Browser.ShaderPrecisionType.HighInt, new ShaderPrecisionFormat(31, 31, 0));
            instance.WebGLPreferences.SetShaderPrecisionFormat(ZennoLab.InterfacesLibrary.Enums.Browser.ShaderType.Vertex, ZennoLab.InterfacesLibrary.Enums.Browser.ShaderPrecisionType.MediumInt, new ShaderPrecisionFormat(31, 31, 0));
            instance.WebGLPreferences.SetShaderPrecisionFormat(ZennoLab.InterfacesLibrary.Enums.Browser.ShaderType.Vertex, ZennoLab.InterfacesLibrary.Enums.Browser.ShaderPrecisionType.LowInt, new ShaderPrecisionFormat(31, 31, 0));

SetAvailiableContexts

Method

Sets the canvas availiable contexts.

Parameters

Параметр	Описание
contexts	The value of setting.

Example

// set availiable contexts
            var contexts = new List<ZennoLab.InterfacesLibrary.Enums.Browser.CanvasContext>();
            contexts.Add(ZennoLab.InterfacesLibrary.Enums.Browser.CanvasContext.Canvas2D);
            contexts.Add(ZennoLab.InterfacesLibrary.Enums.Browser.CanvasContext.WebGL1);
            instance.WebGLPreferences.SetAvailiableContexts(contexts);

Load

Method

Loads preferences.

Parameters

Параметр	Описание
value	The preferences in json format.

Save

Method

Saves preferences.

Returns: The preferences in json format.