WebGLPreferences

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

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Represents an WebGLContext settings object.

Methods

Set

Method

void Set(WebGLPreference preference, string value)

Sets the webgl context settings.

Parameters

Type	Name	Description
WebGLPreference	preference	The setting of webgl context.
string	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

void SetExtensions(IEnumerable<WebGLExtension> extensions)

Sets the webgl context extensions.

Parameters

Type	Name	Description
IEnumerable<WebGLExtension>	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

void SetShaderPrecisionFormat(ShaderType shaderType, ShaderPrecisionType precisionType, ShaderPrecisionFormat format)

Sets the vertex shader precision format.

Parameters

Type	Name	Description
ShaderType	shaderType	The shader type.
ShaderPrecisionType	precisionType	The precision type.
ShaderPrecisionFormat	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

void SetAvailiableContexts(IEnumerable<CanvasContext> contexts)

Sets the canvas availiable contexts.

Parameters

Type	Name	Description
IEnumerable<CanvasContext>	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

void Load(string value)

Loads preferences.

Parameters

Type	Name	Description
string	value	The preferences in json format.

Save

Method

string Save()

Saves preferences.

Returns: The preferences in json format.