graphic

Documentation

Index

• Constants
• Variables
• type Geometry
  • func NewGeometry() *Geometry
  • func (g *Geometry) AddVBO(vbo *opengl.VBO) *Geometry
  • func (g *Geometry) Indices() []uint32
  • func (g *Geometry) SetIndices(indices ...uint32)
• type Graphic
  • func NewGraphic(geom *Geometry, renderMode uint32) *Graphic
  • func (g *Graphic) Render(gls *opengl.State)
• type Plane
  • func NewPlane(width, height float32) *Plane
• type RenderInfo
• type Sprite
  • func NewSprite(width, height float32, texture *Texture) *Sprite
  • func (s *Sprite) SetBounds(width, height float32)
  • func (s *Sprite) SetTexture(text *Texture)
• type Texture
  • func NewTextureFromRGBA(rgba *UniqueRGBA) (tex *Texture, err error)
  • func (t *Texture) Bind(unit uint32)
• type TextureProvider
• type Transform
  • func NewTransform(position mgl32.Vec3) *Transform
  • func (t *Transform) Model() mgl32.Mat4
  • func (t *Transform) Position() mgl32.Vec3
  • func (t *Transform) Rotation() mgl32.Quat
  • func (t *Transform) Scale() mgl32.Vec3
  • func (t *Transform) SetPosition(position mgl32.Vec3)
  • func (t *Transform) SetRotation(rotation mgl32.Quat)
  • func (t *Transform) SetScale(scale mgl32.Vec3)
• type UniqueRGBA
  • func NewUniqueRGBA(r image.Rectangle) *UniqueRGBA

Constants

const (
	OnePixelSize = 1.0 / 35.0
)

Variables

var (
	Origin    = mgl32.Vec3{0, 0, 0}
	Up        = mgl32.Vec3{0, 1, 0}
	Forward   = mgl32.Vec3{0, 0, 1}
	Backwards = mgl32.Vec3{0, 0, -1}
)

Types

type Geometry

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

func NewGeometry

func NewGeometry() *Geometry

func (*Geometry) AddVBO

func (g *Geometry) AddVBO(vbo *opengl.VBO) *Geometry

func (*Geometry) Indices

func (g *Geometry) Indices() []uint32

func (*Geometry) SetIndices

func (g *Geometry) SetIndices(indices ...uint32)

type Graphic

type Graphic struct {
	*Transform
	// contains filtered or unexported fields
}

func NewGraphic

func NewGraphic(geom *Geometry, renderMode uint32) *Graphic

func (*Graphic) Render

func (g *Graphic) Render(gls *opengl.State)

type Plane

type Plane struct {
	*Graphic
}

func NewPlane

func NewPlane(width, height float32) *Plane

type RenderInfo

type RenderInfo interface {
	ViewMatrix() mgl32.Mat4
	ProjectionMatrix() mgl32.Mat4
}

type Sprite

type Sprite struct {
	*Graphic
	Texture *Texture
	// contains filtered or unexported fields
}

func NewSprite

func NewSprite(width, height float32, texture *Texture) *Sprite

func (*Sprite) SetBounds

func (s *Sprite) SetBounds(width, height float32)

func (*Sprite) SetTexture

func (s *Sprite) SetTexture(text *Texture)

type Texture

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

func NewTextureFromRGBA

func NewTextureFromRGBA(rgba *UniqueRGBA) (tex *Texture, err error)

func (*Texture) Bind

func (t *Texture) Bind(unit uint32)

type TextureProvider

type TextureProvider interface {
	NewTextureFromRGBA(rgba *UniqueRGBA) (tex *Texture, err error)
}

type Transform

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

func NewTransform

func NewTransform(position mgl32.Vec3) *Transform

func (*Transform) Model

func (t *Transform) Model() mgl32.Mat4

func (*Transform) Position

func (t *Transform) Position() mgl32.Vec3

func (*Transform) Rotation

func (t *Transform) Rotation() mgl32.Quat

func (*Transform) Scale

func (t *Transform) Scale() mgl32.Vec3

func (*Transform) SetPosition

func (t *Transform) SetPosition(position mgl32.Vec3)

func (*Transform) SetRotation

func (t *Transform) SetRotation(rotation mgl32.Quat)

func (*Transform) SetScale

func (t *Transform) SetScale(scale mgl32.Vec3)

type UniqueRGBA

type UniqueRGBA struct {
	ID uuid.UUID
	*image.RGBA
}

func NewUniqueRGBA

func NewUniqueRGBA(r image.Rectangle) *UniqueRGBA