GLProgram

Defined in: packages/core/src/bg-render/gl-program.ts:14

对 WebGL 着色器程序的一层薄封装，负责编译、链接、缓存 uniform 位置。

Implements

• Disposable

Constructors

Constructor

new GLProgram(
   gl,
   vertexShaderSource,
   fragmentShaderSource,
   label?): GLProgram;

Defined in: packages/core/src/bg-render/gl-program.ts:21

Parameters

Parameter	Type	Default value
gl	GLRenderingContext	undefined
vertexShaderSource	string	undefined
fragmentShaderSource	string	undefined
label	string	"unknown"

Returns

GLProgram

Properties

Property	Modifier	Type	Defined in
attrs	readonly	object	packages/core/src/bg-render/gl-program.ts:19
program	public	WebGLProgram	packages/core/src/bg-render/gl-program.ts:16

Methods

dispose()

dispose(): void;

Defined in: packages/core/src/bg-render/gl-program.ts:157

销毁实现了该接口的对象实例，释放占用的资源

一般情况下，调用本函数后就不可以再调用对象的任何函数了

Returns

void

Implementation of

Disposable.dispose

---

setUniform1f()

setUniform1f(name, value): void;

Defined in: packages/core/src/bg-render/gl-program.ts:117

Parameters

Parameter	Type
name	string
value	number

Returns

void

---

setUniform1fv()

setUniform1fv(name, value): void;

Defined in: packages/core/src/bg-render/gl-program.ts:149

Parameters

Parameter	Type
name	string
value	Float32Array

Returns

void

---

setUniform1i()

setUniform1i(name, value): void;

Defined in: packages/core/src/bg-render/gl-program.ts:145

Parameters

Parameter	Type
name	string
value	number

Returns

void

---

setUniform2f()

setUniform2f(
   name,
   value1,
   value2): void;

Defined in: packages/core/src/bg-render/gl-program.ts:121

Parameters

Parameter	Type
name	string
value1	number
value2	number

Returns

void

---

setUniform3f()

setUniform3f(
   name,
   value1,
   value2,
   value3): void;

Defined in: packages/core/src/bg-render/gl-program.ts:125

Parameters

Parameter	Type
name	string
value1	number
value2	number
value3	number

Returns

void

---

setUniform3fv()

setUniform3fv(name, value): void;

Defined in: packages/core/src/bg-render/gl-program.ts:153

Parameters

Parameter	Type
name	string
value	Float32Array

Returns

void

---

setUniform4f()

setUniform4f(
   name,
   value1,
   value2,
   value3,
   value4): void;

Defined in: packages/core/src/bg-render/gl-program.ts:134

Parameters

Parameter	Type
name	string
value1	number
value2	number
value3	number
value4	number

Returns

void

---

use()

use(): void;

Defined in: packages/core/src/bg-render/gl-program.ts:92

Returns

void