Documentation

Index

• type Backend
  • func NewBackend(ctx Context) (*Backend, error)
  • func (b *Backend) BeginFrame()
  • func (b *Backend) BindFramebuffer(fbo backend.Framebuffer)
  • func (b *Backend) BindImageTexture(unit int, tex backend.Texture, access backend.AccessBits, ...)
  • func (b *Backend) BindIndexBuffer(buf backend.Buffer)
  • func (b *Backend) BindInputLayout(l backend.InputLayout)
  • func (b *Backend) BindProgram(prog backend.Program)
  • func (b *Backend) BindTexture(unit int, t backend.Texture)
  • func (b *Backend) BindVertexBuffer(buf backend.Buffer, stride, offset int)
  • func (b *Backend) BlendFunc(sfactor, dfactor backend.BlendFactor)
  • func (b *Backend) BlitFramebuffer(dst, src backend.Framebuffer, srect, drect image.Rectangle)
  • func (b *Backend) Caps() backend.Caps
  • func (b *Backend) Clear(colR, colG, colB, colA float32)
  • func (b *Backend) ClearDepth(d float32)
  • func (b *Backend) CurrentFramebuffer() backend.Framebuffer
  • func (b *Backend) DepthFunc(f backend.DepthFunc)
  • func (b *Backend) DepthMask(mask bool)
  • func (b *Backend) DispatchCompute(x, y, z int)
  • func (b *Backend) DrawArrays(mode backend.DrawMode, off, count int)
  • func (b *Backend) DrawElements(mode backend.DrawMode, off, count int)
  • func (b *Backend) EndFrame()
  • func (b *Backend) IsTimeContinuous() bool
  • func (b *Backend) MemoryBarrier()
  • func (b *Backend) NewBuffer(typ backend.BufferBinding, size int) (backend.Buffer, error)
  • func (b *Backend) NewComputeProgram(src backend.ShaderSources) (backend.Program, error)
  • func (b *Backend) NewFramebuffer(tex backend.Texture, depthBits int) (backend.Framebuffer, error)
  • func (b *Backend) NewImmutableBuffer(typ backend.BufferBinding, data []byte) (backend.Buffer, error)
  • func (b *Backend) NewInputLayout(vs backend.ShaderSources, layout []backend.InputDesc) (backend.InputLayout, error)
  • func (b *Backend) NewProgram(vertShader, fragShader backend.ShaderSources) (backend.Program, error)
  • func (b *Backend) NewTexture(format backend.TextureFormat, width, height int, ...) (backend.Texture, error)
  • func (b *Backend) NewTimer() backend.Timer
  • func (b *Backend) SetBlend(enable bool)
  • func (b *Backend) SetDepthTest(enable bool)
  • func (b *Backend) Viewport(x, y, width, height int)
• type Context

Constants

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Variables

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Functions

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Types

type Backend

type Backend struct {
	// contains filtered or unexported fields
}

Backend implements backend.Device.

func NewBackend

func NewBackend(ctx Context) (*Backend, error)

NewBackend returns a new Backend.

Pass a WebGL context if GOOS is "js", otherwise pass nil for the current context.

func (*Backend) BeginFrame

func (b *Backend) BeginFrame()

func (*Backend) BindFramebuffer

func (b *Backend) BindFramebuffer(fbo backend.Framebuffer)

func (*Backend) BindImageTexture

func (b *Backend) BindImageTexture(unit int, tex backend.Texture, access backend.AccessBits, f backend.TextureFormat)

func (*Backend) BindIndexBuffer

func (b *Backend) BindIndexBuffer(buf backend.Buffer)

func (*Backend) BindInputLayout

func (b *Backend) BindInputLayout(l backend.InputLayout)

func (*Backend) BindProgram

func (b *Backend) BindProgram(prog backend.Program)

func (*Backend) BindTexture

func (b *Backend) BindTexture(unit int, t backend.Texture)

func (*Backend) BindVertexBuffer

func (b *Backend) BindVertexBuffer(buf backend.Buffer, stride, offset int)

func (*Backend) BlendFunc

func (b *Backend) BlendFunc(sfactor, dfactor backend.BlendFactor)

func (*Backend) BlitFramebuffer

func (b *Backend) BlitFramebuffer(dst, src backend.Framebuffer, srect, drect image.Rectangle)

func (*Backend) Caps

func (b *Backend) Caps() backend.Caps

func (*Backend) Clear

func (b *Backend) Clear(colR, colG, colB, colA float32)

func (*Backend) ClearDepth

func (b *Backend) ClearDepth(d float32)

func (*Backend) CurrentFramebuffer

func (b *Backend) CurrentFramebuffer() backend.Framebuffer

func (*Backend) DepthFunc

func (b *Backend) DepthFunc(f backend.DepthFunc)

func (*Backend) DepthMask

func (b *Backend) DepthMask(mask bool)

func (*Backend) DispatchCompute

func (b *Backend) DispatchCompute(x, y, z int)

func (*Backend) DrawArrays

func (b *Backend) DrawArrays(mode backend.DrawMode, off, count int)

func (*Backend) DrawElements

func (b *Backend) DrawElements(mode backend.DrawMode, off, count int)

func (*Backend) EndFrame

func (b *Backend) EndFrame()

func (*Backend) IsTimeContinuous

func (b *Backend) IsTimeContinuous() bool

func (*Backend) MemoryBarrier

func (b *Backend) MemoryBarrier()

func (*Backend) NewBuffer

func (b *Backend) NewBuffer(typ backend.BufferBinding, size int) (backend.Buffer, error)

func (*Backend) NewComputeProgram

func (b *Backend) NewComputeProgram(src backend.ShaderSources) (backend.Program, error)

func (*Backend) NewFramebuffer

func (b *Backend) NewFramebuffer(tex backend.Texture, depthBits int) (backend.Framebuffer, error)

func (*Backend) NewImmutableBuffer

func (b *Backend) NewImmutableBuffer(typ backend.BufferBinding, data []byte) (backend.Buffer, error)

func (*Backend) NewInputLayout

func (b *Backend) NewInputLayout(vs backend.ShaderSources, layout []backend.InputDesc) (backend.InputLayout, error)

func (*Backend) NewProgram

func (b *Backend) NewProgram(vertShader, fragShader backend.ShaderSources) (backend.Program, error)

func (*Backend) NewTexture

func (b *Backend) NewTexture(format backend.TextureFormat, width, height int, minFilter, magFilter backend.TextureFilter, binding backend.BufferBinding) (backend.Texture, error)

func (*Backend) NewTimer

func (b *Backend) NewTimer() backend.Timer

func (*Backend) SetBlend

func (b *Backend) SetBlend(enable bool)

func (*Backend) SetDepthTest

func (b *Backend) SetDepthTest(enable bool)

func (*Backend) Viewport

func (b *Backend) Viewport(x, y, width, height int)

type Context

type Context = glimpl.Context