Interface IGLReadPixels

读取渲染缓冲区或者纹理视图中的像素值。

See

https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext/readPixels

Hierarchy

IGLReadPixels

Index

Properties

attachmentPoint dstData dstOffset format? frameBuffer height type? width x y

Properties

attachmentPoint

attachmentPoint: GLAttachmentPoint

读取那个附件。

dstData

dstData: ArrayBufferView

dstOffset

dstOffset: number

`Optional` format

format?: "RGBA" | "RGB" | "LUMINANCE_ALPHA" | "LUMINANCE" | "ALPHA" | "RED" | "RED_INTEGER" | "RG" | "RG_INTEGER" | "RGB_INTEGER" | "RGBA_INTEGER" | "DEPTH_COMPONENT"

纹理格式。

默认 "RGBA"。

frameBuffer

frameBuffer: IRenderPassDescriptor

height

height: number

`Optional` type

type?: "UNSIGNED_BYTE" | "UNSIGNED_SHORT_5_6_5" | "UNSIGNED_SHORT_4_4_4_4" | "UNSIGNED_SHORT_5_5_5_1" | "HALF_FLOAT" | " FLOAT" | "FLOAT" | "UNSIGNED_INT_10F_11F_11F_REV" | "UNSIGNED_INT_2_10_10_10_REV" | "UNSIGNED_SHORT"

数据类型。

默认 "UNSIGNED_BYTE"。

width

width: number

x

x: number

y

y: number

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