Device

Ploy3D / Device

Class: Device

GPU虚拟设备接口。

Hierarchy

• Device

  ↳ Pipelayer

Table of contents

Methods

• CreateBuffer
• CreateCommandEncoder
• CreateRenderTexture
• CreateTexture
• CreateUniformBinding
• GenerateMipmapRT
• GetRenderTextureAttachment
• GetRenderTexturePixels
• Resize
• ResizeAtlas
• SetIndexBuffer
• SetUniform
• SetVertexBuffer
• SetVertexBuffersCache
• Submit
• WriteBuffer
• WriteTexture2D_KTX
• WriteTexture2D_RAW

Methods

CreateBuffer

▸ CreateBuffer(type, size_, offset?, data?): number

Parameters

Name	Type	Description
type	SharedResType	-
size_	number	-
offset?	number	-
data?	ArrayBuffer	初始化数据；

Returns

number

---

CreateCommandEncoder

▸ CreateCommandEncoder(): GLCommandEncoder

创建帧命令编码器。

Returns

GLCommandEncoder

---

CreateRenderTexture

▸ CreateRenderTexture(size, levelCount, format, bindable, resizable): number

创建渲染贴图。

Parameters

Name	Type
size	number[]
levelCount	number
format	GLTextureFormat
bindable	boolean
resizable	boolean

Returns

number

---

CreateTexture

▸ CreateTexture(size, levelCount, format): number

创建内部贴图（少量特殊贴图使用，不使用图集）。

Parameters

Name	Type
size	number[]
levelCount	number
format	GLTextureFormat

Returns

number

---

CreateUniformBinding

▸ CreateUniformBinding(group, blockSize, bufferID, blockOffset_1?, bufferID_1?, includeRT?): number

创建统一资源绑定对象，返回对象ID。

Parameters

Name	Type
group	number
blockSize	number
bufferID	number
blockOffset_1?	number
bufferID_1?	number
includeRT?	number[]

Returns

number

---

GenerateMipmapRT

▸ GenerateMipmapRT(id): void

生成贴图LOD。

Parameters

Name	Type
id	number

Returns

void

---

GetRenderTextureAttachment

▸ GetRenderTextureAttachment(rt, layer, level): GLTextureView

获取渲染贴图附件。

Parameters

Name	Type
rt	number
layer	number
level	number

Returns

GLTextureView

---

GetRenderTexturePixels

▸ GetRenderTexturePixels(rt, layer, level, x, y, width, height): ArrayLike<number>

获取渲染贴图像素。

Parameters

Name	Type
rt	number
layer	number
level	number
x	number
y	number
width	number
height	number

Returns

ArrayLike<number>

---

Resize

▸ Resize(width, height): void

重设渲染目标大小。

Parameters

Name	Type
width	number
height	number

Returns

void

---

ResizeAtlas

▸ ResizeAtlas(format, depth): void

扩充纹理集容量。

Parameters

Name	Type
format	number
depth	number

Returns

void

---

SetIndexBuffer

▸ SetIndexBuffer(format, id, offset, size, passEncoder): void

应用索引缓存。

Parameters

Name	Type
format	number
id	number
offset	number
size	number
passEncoder	GLRenderPassEncoder

Returns

void

---

SetUniform

▸ SetUniform(id, offset, passEncoder): void

应用统一资源。

Parameters

Name	Type
id	number
offset	number
passEncoder	GLRenderPassEncoder

Returns

void

---

SetVertexBuffer

▸ SetVertexBuffer(layout, slot, id, offset, size, passEncoder): void

应用顶点缓存。

Parameters

Name	Type
layout	number
slot	number
id	number
offset	number
size	number
passEncoder	GLRenderPassEncoder

Returns

void

---

SetVertexBuffersCache

▸ SetVertexBuffersCache(cacheID, layout, count, list, passEncoder): number

批量应用应用顶点缓存并缓存命令。

Parameters

Name	Type
cacheID	number
layout	number
count	number
list	Mesh_vertex_buffer[]
passEncoder	GLRenderPassEncoder

Returns

number

---

Submit

▸ Submit(commandBuffers, onDone): void

提交帧命令缓存。

Parameters

Name	Type
commandBuffers	GLCommandBuffer[]
onDone	() => void

Returns

void

---

WriteBuffer

▸ WriteBuffer(bufferID, ptr, offset, size): void

写入缓存数据。

Parameters

Name	Type
bufferID	number
ptr	io_ptr
offset	number
size	number

Returns

void

---

WriteTexture2D_KTX

▸ WriteTexture2D_KTX(id, bitmap): void

写入2D纹理数据。

Parameters

Name	Type
id	number
bitmap	Object
bitmap.data	Image_ktx
bitmap.layer	number
bitmap.xoffset	number
bitmap.yoffset	number

Returns

void

---

WriteTexture2D_RAW

▸ WriteTexture2D_RAW(id, isRT, bitmap): void

写入2D纹理数据。

Parameters

Name	Type
id	number
isRT	boolean
bitmap	any

Returns

void