Enum webgl_rs::glenum::Parameter

source ·

pub enum Parameter {
Show 64 variants    BlendEquation,
    BlendEquationAlpha,
    BlendDstRgb,
    BlendSrcRgb,
    BlendDstAlpha,
    BlendSrcAlpha,
    BlendColor,
    ArrayBufferBinding,
    ElementArrayBufferBinding,
    LineWidth,
    AliasedPointSizeRange,
    AliasedLineWidthRange,
    CullFaceMode,
    FrontFace,
    DepthRange,
    DepthWritemask,
    DepthClearValue,
    DepthFunc,
    StencilClearValue,
    StencilFunc,
    StencilFail,
    StencilPassDepthFail,
    StencilPassDepthPass,
    StencilRef,
    StencilValueMask,
    StencilWritemask,
    StencilBackFunc,
    StencilBackFail,
    StencilBackPassDepthFail,
    StencilBackPassDepthPass,
    StencilBackRef,
    StencilBackValueMask,
    StencilBackWritemask,
    Viewport,
    ScissorBox,
    ColorClearValue,
    ColorWritemask,
    UnpackAlignment,
    PackAlignment,
    MaxTextureSize,
    MaxViewportDims,
    SubpixelBits,
    RedBits,
    GreenBits,
    BlueBits,
    AlphaBits,
    DepthBits,
    StencilBits,
    PolygonOffsetUnits,
    PolygonOffsetFactor,
    TextureBinding2d,
    SampleBuffers,
    Samples,
    SampleCoverageValue,
    SampleCoverageInvert,
    CompressedTextureFormats,
    Vendor,
    Renderer,
    Version,
    ImplementationColorReadType,
    ImplementationColorReadFormat,
    BrowserDefaultWebgl,
    TextureBindingCubeMap,
    MaxCubeMapTextureSize,
}

Expand description

Constants passed to WebGLRenderingContext.getParameter() to specify what information to return.

Variants§

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BlendEquation

Passed to getParameter to get the current RGB blend function. same as BlendEquationRgb

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BlendEquationAlpha

Passed to getParameter to get the current alpha blend function. Same as BLEND_EQUATION

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BlendDstRgb

Passed to getParameter to get the current destination RGB blend function.

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BlendSrcRgb

Passed to getParameter to get the current destination RGB blend function.

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BlendDstAlpha

Passed to getParameter to get the current destination alpha blend function.

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BlendSrcAlpha

Passed to getParameter to get the current source alpha blend function.

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BlendColor

Passed to getParameter to return a the current blend color.

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ArrayBufferBinding

Passed to getParameter to get the array buffer binding.

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ElementArrayBufferBinding

Passed to getParameter to get the current element array buffer.

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LineWidth

Passed to getParameter to get the current lineWidth (set by the lineWidth method).

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AliasedPointSizeRange

Passed to getParameter to get the current size of a point drawn with gl.POINTS

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AliasedLineWidthRange

Passed to getParameter to get the range of available widths for a line. Returns a length-2 array with the lo value at 0, and hight at 1.

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CullFaceMode

Passed to getParameter to get the current value of cullFace. Should return FRONT, BACK, or FRONT_AND_BACK

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FrontFace

Passed to getParameter to determine the current value of frontFace. Should return CW or CCW.

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DepthRange

Passed to getParameter to return a length-2 array of floats giving the current depth range.

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DepthWritemask

Passed to getParameter to determine if the depth write mask is enabled.

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DepthClearValue

Passed to getParameter to determine the current depth clear value.

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DepthFunc

Passed to getParameter to get the current depth function. Returns NEVER, ALWAYS, LESS, EQUAL, LEQUAL, GREATER, GEQUAL, or NOTEQUAL.

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StencilClearValue

Passed to getParameter to get the value the stencil will be cleared to.

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StencilFunc

Passed to getParameter to get the current stencil function. Returns NEVER, ALWAYS, LESS, EQUAL, LEQUAL, GREATER, GEQUAL, or NOTEQUAL.

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StencilFail

Passed to getParameter to get the current stencil fail function. Should return KEEP, REPLACE, INCR, DECR, INVERT, INCR_WRAP, or DECR_WRAP.

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StencilPassDepthFail

Passed to getParameter to get the current stencil fail function should the depth buffer test fail. Should return KEEP, REPLACE, INCR, DECR, INVERT, INCR_WRAP, or DECR_WRAP.

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StencilPassDepthPass

Passed to getParameter to get the current stencil fail function should the depth buffer test pass. Should return KEEP, REPLACE, INCR, DECR, INVERT, INCR_WRAP, or DECR_WRAP.

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