webgl

package
v1.0.0 Latest Latest
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 Go to latest Published: Oct 3, 2023 License: Apache-2.0 Imports: 4 Imported by: 0

Documentation

Rendered for js/wasm

Index

Constants

View Source 
const MaxArrayLength = 3 * 2 * 2 * 1000

Variables

This section is empty.

Functions

This section is empty.

Types

type AttribLocation 

type AttribLocation js.Value

type BlendFactor 

type BlendFactor js.Value

type Buffer 

type Buffer js.Value

type BufferBit 

type BufferBit int

type BufferTarget 

type BufferTarget js.Value

type BufferUsage 

type BufferUsage js.Value

type Capability 

type Capability js.Value

type DrawMode 

type DrawMode js.Value

type GlType 

type GlType js.Value

type Program 

type Program js.Value

func CreateProgram 

func CreateProgram(w *WebGL, vertexShaderCode, fragmentShaderCode string) (*Program, error)

type ProgramParameterBool 

type ProgramParameterBool js.Value

type Shader 

type Shader js.Value

func CompileShader 

func CompileShader(w *WebGL, code string, t ShaderType) (*Shader, error)

type ShaderParameterBool 

type ShaderParameterBool js.Value

type ShaderType 

type ShaderType js.Value

type Texture 

type Texture js.Value

func LoadTexture 

func LoadTexture(w *WebGL, image js.Value) *Texture

type TextureFormat 

type TextureFormat js.Value

type TextureTarget 

type TextureTarget js.Value

type TextureUnit 

type TextureUnit js.Value

type UniformLocation 

type UniformLocation js.Value

type WebGL 

type WebGL struct {
	BLEND Capability

	COLOR_BUFFER_BIT BufferBit
	DEPTH_BUFFER_BIT BufferBit

	ARRAY_BUFFER BufferTarget
	STATIC_DRAW  BufferUsage
	DYNAMIC_DRAW BufferUsage

	TEXTURE_2D TextureTarget
	RGBA       TextureFormat
	TEXTURE0   TextureUnit

	ZERO                BlendFactor
	ONE                 BlendFactor
	SRC_ALPHA           BlendFactor
	ONE_MINUS_SRC_ALPHA BlendFactor

	VERTEX_SHADER   ShaderType
	FRAGMENT_SHADER ShaderType
	LINK_STATUS     ProgramParameterBool
	COMPILE_STATUS  ShaderParameterBool

	POINTS    DrawMode
	TRIANGLES DrawMode

	UNSIGNED_BYTE GlType
	FLOAT         GlType
	SHORT         GlType
	// contains filtered or unexported fields
}

func InitWebgl 

func InitWebgl(canvas js.Value) (*WebGL, error)

func (*WebGL) ActiveTexture 

func (w *WebGL) ActiveTexture(u TextureUnit)

func (*WebGL) AttachShader 

func (w *WebGL) AttachShader(p *Program, s *Shader)

func (*WebGL) BindBuffer 

func (w *WebGL) BindBuffer(t BufferTarget, b *Buffer)

func (*WebGL) BindTexture 

func (w *WebGL) BindTexture(tt TextureTarget, t *Texture)

func (*WebGL) BlendFunc 

func (w *WebGL) BlendFunc(sfactor, dfactor BlendFactor)

func (*WebGL) BufferDataF32 

func (w *WebGL) BufferDataF32(t BufferTarget, a []float32, u BufferUsage)

func (*WebGL) BufferDataSize 

func (w *WebGL) BufferDataSize(t BufferTarget, size int, u BufferUsage)

func (*WebGL) BufferSubDataF32 

func (w *WebGL) BufferSubDataF32(t BufferTarget, offset int, a []float32)

func (*WebGL) BufferSubDataI16 

func (w *WebGL) BufferSubDataI16(t BufferTarget, offset int, a []int16)

func (*WebGL) Clear 

func (w *WebGL) Clear(colorBits BufferBit)

func (*WebGL) ClearColor 

func (w *WebGL) ClearColor(r, g, b, a float64)

func (*WebGL) CompileShader 

func (w *WebGL) CompileShader(s *Shader)

func (*WebGL) CreateBuffer 

func (w *WebGL) CreateBuffer() *Buffer

func (*WebGL) CreateProgram 

func (w *WebGL) CreateProgram() *Program

func (*WebGL) CreateShader 

func (w *WebGL) CreateShader(t ShaderType) *Shader

func (*WebGL) CreateTexture 

func (w *WebGL) CreateTexture() *Texture

func (*WebGL) DrawArrays 

func (w *WebGL) DrawArrays(mode DrawMode, first, size int)

func (*WebGL) Enable 

func (w *WebGL) Enable(c Capability)

func (*WebGL) EnableVertexAttribArray 

func (w *WebGL) EnableVertexAttribArray(a AttribLocation)

func (*WebGL) GenerateMipmap 

func (w *WebGL) GenerateMipmap(target TextureTarget)

func (*WebGL) GetAttribLocation 

func (w *WebGL) GetAttribLocation(p *Program, name string) AttribLocation

func (*WebGL) GetError 

func (w *WebGL) GetError() js.Value

func (*WebGL) GetProgramInfoLog 

func (w *WebGL) GetProgramInfoLog(p *Program) string

func (*WebGL) GetProgramParameterBool 

func (w *WebGL) GetProgramParameterBool(p *Program, param ProgramParameterBool) bool

func (*WebGL) GetShaderInfoLog 

func (w *WebGL) GetShaderInfoLog(s *Shader) string

func (*WebGL) GetShaderParameterBool 

func (w *WebGL) GetShaderParameterBool(s *Shader, param ShaderParameterBool) bool

func (*WebGL) GetUniformLocation 

func (w *WebGL) GetUniformLocation(p *Program, name string) UniformLocation

func (*WebGL) LinkProgram 

func (w *WebGL) LinkProgram(p *Program)

func (*WebGL) ShaderSource 

func (w *WebGL) ShaderSource(s *Shader, code string)

func (*WebGL) TexImage2D 

func (w *WebGL) TexImage2D(target TextureTarget, level int, internalFormat TextureFormat, format TextureFormat, type_ GlType, pixels js.Value)

func (*WebGL) Uniform1i 

func (w *WebGL) Uniform1i(u UniformLocation, v int)

func (*WebGL) Uniform2fv 

func (w *WebGL) Uniform2fv(u UniformLocation, v [2]float32)

func (*WebGL) Uniform4fv 

func (w *WebGL) Uniform4fv(u UniformLocation, v [4]float32)

func (*WebGL) UseProgram 

func (w *WebGL) UseProgram(p *Program)

func (*WebGL) ValidateProgram 

func (w *WebGL) ValidateProgram(p *Program)

func (*WebGL) VertexAttribPointer 

func (w *WebGL) VertexAttribPointer(
	a AttribLocation, size int, arrayType GlType, normalized bool, stride, offset int64)

Source Files

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