opengl

package
v1.6.4 Latest Latest
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Published: Apr 14, 2018 License: Apache-2.0 Imports: 4 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source
var (
	VertexShader       ShaderType
	FragmentShader     ShaderType
	ArrayBuffer        BufferType
	ElementArrayBuffer BufferType
	DynamicDraw        BufferUsage
	StaticDraw         BufferUsage
	Triangles          Mode
	Lines              Mode
	Short              DataType
	Float              DataType
)

Functions

func Init

func Init(runOnMainThread func(func() error) error)

Types

type Buffer added in v1.5.0

type Buffer uint32

type BufferType added in v1.1.0

type BufferType int

type BufferUsage added in v1.5.0

type BufferUsage int

type CompositeMode added in v1.5.0

type CompositeMode int
const (
	CompositeModeSourceOver CompositeMode = iota // This value must be 0 (= initial value)
	CompositeModeClear
	CompositeModeCopy
	CompositeModeDestination
	CompositeModeDestinationOver
	CompositeModeSourceIn
	CompositeModeDestinationIn
	CompositeModeSourceOut
	CompositeModeDestinationOut
	CompositeModeSourceAtop
	CompositeModeDestinationAtop
	CompositeModeXor
	CompositeModeLighter
	CompositeModeUnknown
)

type Context added in v1.1.0

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

func GetContext added in v1.5.0

func GetContext() *Context

func (*Context) BindElementArrayBuffer added in v1.5.0

func (c *Context) BindElementArrayBuffer(b Buffer)

func (*Context) BindScreenFramebuffer added in v1.5.0

func (c *Context) BindScreenFramebuffer()

func (*Context) BindTexture added in v1.1.0

func (c *Context) BindTexture(t Texture)

func (*Context) BlendFunc added in v1.5.0

func (c *Context) BlendFunc(mode CompositeMode)

func (*Context) BufferSubData added in v1.1.0

func (c *Context) BufferSubData(bufferType BufferType, data []float32)

func (*Context) DeleteBuffer added in v1.5.0

func (c *Context) DeleteBuffer(b Buffer)

func (*Context) DeleteFramebuffer added in v1.1.0

func (c *Context) DeleteFramebuffer(f Framebuffer)

func (*Context) DeleteProgram added in v1.5.0

func (c *Context) DeleteProgram(p Program)

func (*Context) DeleteShader added in v1.1.0

func (c *Context) DeleteShader(s Shader)

func (*Context) DeleteTexture added in v1.1.0

func (c *Context) DeleteTexture(t Texture)

func (*Context) DisableVertexAttribArray added in v1.1.0

func (c *Context) DisableVertexAttribArray(p Program, location string)

func (*Context) DrawElements added in v1.1.0

func (c *Context) DrawElements(mode Mode, len int, offsetInBytes int)

func (*Context) EnableVertexAttribArray added in v1.1.0

func (c *Context) EnableVertexAttribArray(p Program, location string)

func (*Context) FillFramebuffer added in v1.1.0

func (c *Context) FillFramebuffer(r, g, b, a float32) error

func (*Context) Flush added in v1.1.0

func (c *Context) Flush()

func (*Context) FramebufferPixels added in v1.1.0

func (c *Context) FramebufferPixels(f Framebuffer, width, height int) ([]uint8, error)

func (*Context) IsTexture added in v1.5.0

func (c *Context) IsTexture(t Texture) bool

func (*Context) NewArrayBuffer added in v1.6.1

func (c *Context) NewArrayBuffer(size int) Buffer

func (*Context) NewElementArrayBuffer added in v1.6.1

func (c *Context) NewElementArrayBuffer(indices []uint16) Buffer

func (*Context) NewFramebuffer added in v1.1.0

func (c *Context) NewFramebuffer(texture Texture) (Framebuffer, error)

func (*Context) NewProgram added in v1.1.0

func (c *Context) NewProgram(shaders []Shader) (Program, error)

func (*Context) NewShader added in v1.1.0

func (c *Context) NewShader(shaderType ShaderType, source string) (Shader, error)

func (*Context) NewTexture added in v1.1.0

func (c *Context) NewTexture(width, height int, pixels []uint8) (Texture, error)

func (*Context) Reset added in v1.5.0

func (c *Context) Reset() error

func (*Context) ResetViewportSize added in v1.5.0

func (c *Context) ResetViewportSize()

func (*Context) ScreenFramebuffer added in v1.5.0

func (c *Context) ScreenFramebuffer() Framebuffer

func (*Context) SetViewport added in v1.1.0

func (c *Context) SetViewport(f Framebuffer, width, height int)

func (*Context) TexSubImage2D added in v1.5.0

func (c *Context) TexSubImage2D(p []uint8, width, height int)

func (*Context) UniformFloats added in v1.1.0

func (c *Context) UniformFloats(p Program, location string, v []float32)

func (*Context) UniformInt added in v1.1.0

func (c *Context) UniformInt(p Program, location string, v int)

func (*Context) UseProgram added in v1.1.0

func (c *Context) UseProgram(p Program)

func (*Context) VertexAttribPointer added in v1.1.0

func (c *Context) VertexAttribPointer(p Program, location string, size int, dataType DataType, stride int, offset int)

type DataType added in v1.5.0

type DataType int

func (DataType) SizeInBytes added in v1.5.0

func (d DataType) SizeInBytes() int

type Framebuffer

type Framebuffer uint32

type Mode added in v1.5.0

type Mode int

type Program added in v1.1.0

type Program uint32

type Shader added in v1.1.0

type Shader uint32

type ShaderType added in v1.1.0

type ShaderType int

type Texture

type Texture uint32

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