nigiri

package module
v0.0.0-...-548dba9 Latest Latest
Warning

This package is not in the latest version of its module.

 Go to latest Published: Oct 22, 2018 License: Apache-2.0 Imports: 19 Imported by: 0

README

nigiri

wrapping around ebiten engine (github.com/hajimehoshi/ebiten)

in pre-alpha state

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var IsJS = false

Functions

func AddAfterLoopSub 

func AddAfterLoopSub(sub afterLooper) error

func DelAfterLoopSub 

func DelAfterLoopSub(sub afterLooper) error

func DrawRect 

func DrawRect(img *ebiten.Image, rect Rect, clr color.Color)

func GetFace 

func GetFace(name string, size float64) (font.Face, error)

func GetTempImage 

func GetTempImage(w, h int) *ebiten.Image

func PutPoolTex 

func PutPoolTex(tex Tex)

func PutTempImage 

func PutTempImage(tex *ebiten.Image)

func ResetFaceCache 

func ResetFaceCache()

func Run 

func Run(mainLoop func(win *ebiten.Image, dt float64) error, width, height int, scale float64, title string) error

func ScreenSize 

func ScreenSize() (w, h int)

func SetFaceLoader 

func SetFaceLoader(loader FaceLoaderF)

func SetShrink 

func SetShrink(shrinkPeriod, shrinkReserve, shrinkLimit int)

func SetTexLoader 

func SetTexLoader(f TexLoaderF)

func TexCacheReset 

func TexCacheReset()

func TransformUpVector 

func TransformUpVector(t VTransformer) vec2.V2

func TransformVector 

func TransformVector(t VTransformer, v vec2.V2) vec2.V2

Apply t to both ends of vector (0,0)-(v) and takes delta t(v)-t(0,0)

func UID 

func UID() uint64

func Vertex 

func Vertex(v2 vec2.V2) ebiten.Vertex

func VertexColor 

func VertexColor(v2 vec2.V2, clr color.Color) ebiten.Vertex

Types

type Align 

type Align byte
const (
	AlignLeft Align = iota
	AlignCenter
	AlignRight
)

type Camera 

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

func NewCamera 

func NewCamera() *Camera

func (*Camera) Angle 

func (c *Camera) Angle() float64

func (*Camera) Apply 

func (c *Camera) Apply(x, y float64) (float64, float64)

func (*Camera) ApplyPoint 

func (c *Camera) ApplyPoint(v vec2.V2) vec2.V2

func (*Camera) Center 

func (c *Camera) Center() vec2.V2

func (*Camera) ClipRect 

func (c *Camera) ClipRect() image.Rectangle

func (*Camera) ClippedRect 

func (c *Camera) ClippedRect(rect Rect) bool

return true if we can skip drawing this rect, false if we should draw false negative is ok as we draw some off-screen, false positives are not accepted

func (*Camera) Local 

func (c *Camera) Local() RTransformer

func (*Camera) Mark 

func (c *Camera) Mark() RTransformer

func (*Camera) MulScale 

func (c *Camera) MulScale(scaleK float64)

func (*Camera) NoRot 

func (c *Camera) NoRot() RTransformer

func (*Camera) NoScale 

func (c *Camera) NoScale() RTransformer

func (*Camera) Phys 

func (c *Camera) Phys() RTransformer

func (*Camera) Pos 

func (c *Camera) Pos() vec2.V2

func (*Camera) Rotate 

func (c *Camera) Rotate(ang float64)

func (*Camera) Scale 

func (c *Camera) Scale() float64

func (*Camera) SetAng 

func (c *Camera) SetAng(v float64)

func (*Camera) SetCenter 

func (c *Camera) SetCenter(v vec2.V2)

func (*Camera) SetClipRect 

func (c *Camera) SetClipRect(rect image.Rectangle)

func (*Camera) SetPos 

func (c *Camera) SetPos(v vec2.V2)

func (*Camera) SetScale 

func (c *Camera) SetScale(v float64)

func (*Camera) Translate 

func (c *Camera) Translate(delta vec2.V2)

func (*Camera) UnApply 

func (c *Camera) UnApply(x, y float64) (float64, float64)

func (*Camera) UnApplyPoint 

func (c *Camera) UnApplyPoint(v vec2.V2) vec2.V2

type Clipper 

type Clipper interface {
	ClipRect() image.Rectangle
}

type DrawOptions 

type DrawOptions struct {
	Layer Layer
	// contains filtered or unexported fields
}

func NewDrawOptions 

func NewDrawOptions(layer Layer) DrawOptions

func (DrawOptions) ColorAlpha 

func (do DrawOptions) ColorAlpha() (color.Color, float64)

func (DrawOptions) CompositeMode 

func (do DrawOptions) CompositeMode() ebiten.CompositeMode

func (*DrawOptions) SetAlpha 

func (do *DrawOptions) SetAlpha(alpha float64)

func (*DrawOptions) SetColor 

func (do *DrawOptions) SetColor(color color.Color)

func (*DrawOptions) SetCompositeMode 

func (do *DrawOptions) SetCompositeMode(mode ebiten.CompositeMode)

type DrawRequester 

type DrawRequester interface {
	DrawReqs(Q *Queue)
}

type Drawer 

type Drawer struct {
	Src           TexSrcer
	Transform     RTransformer
	Clipper       Clipper
	ChangeableTex bool

	DrawOptions
	// contains filtered or unexported fields
}

func NewDrawer 

func NewDrawer(src TexSrcer, layer Layer, transform ...RTransformer) *Drawer

func (*Drawer) DrawReqs 

func (id *Drawer) DrawReqs(Q *Queue)

func (*Drawer) GetRect 

func (id *Drawer) GetRect() Rect

func (*Drawer) SetSmooth 

func (id *Drawer) SetSmooth(smooth bool)

type FaceLoaderF 

type FaceLoaderF func(name string, size float64) (font.Face, error)

func FileFaceLoader 

func FileFaceLoader(pathStr string) FaceLoaderF

type FrameTexSrc 

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

func NewFrameTexSrc 

func NewFrameTexSrc(tex Tex, sizeX, sizeY, count int, updF FrameUpdF) (*FrameTexSrc, error)

func (*FrameTexSrc) Count 

func (f *FrameTexSrc) Count() int

func (*FrameTexSrc) FrameN 

func (f *FrameTexSrc) FrameN() int

func (*FrameTexSrc) GetSrcImage 

func (f *FrameTexSrc) GetSrcImage() *ebiten.Image

func (*FrameTexSrc) GetSrcRectUID 

func (f *FrameTexSrc) GetSrcRectUID() (srcRect *image.Rectangle, uid uint64)

func (*FrameTexSrc) SetFrameN 

func (f *FrameTexSrc) SetFrameN(n int)

func (*FrameTexSrc) Update 

func (f *FrameTexSrc) Update(dt float64)

type FrameUpdF 

type FrameUpdF func(src *FrameTexSrc, dt float64)

func AnimateFrameCycle 

func AnimateFrameCycle(fps float64) FrameUpdF

func AnimateFrameOnce 

func AnimateFrameOnce(fps float64) FrameUpdF

type Layer 

type Layer float32

type Line 

type Line struct {
	CamTransform RTransformer
	DrawOptions

	From  vec2.V2
	To    vec2.V2
	Width float64
}

todo: change to triangles

func NewLine 

func NewLine(camTransform RTransformer, layer Layer) Line

func NewLineExt 

func NewLineExt(camTransform RTransformer, opts DrawOptions, from, to vec2.V2, width float64) Line

func (Line) DrawReqs 

func (l Line) DrawReqs(Q *Queue)

type MouseRect 

type MouseRect struct {
	MouseActive bool
	CatchRect   image.Rectangle
	// contains filtered or unexported fields
}

func NewClickRect 

func NewClickRect(selfF OnMouserF) MouseRect

func (*MouseRect) AddChild 

func (c *MouseRect) AddChild(child OnMouser)

func (*MouseRect) DeleteChild 

func (c *MouseRect) DeleteChild(child OnMouser)

func (MouseRect) OnMouse 

func (c MouseRect) OnMouse(x, y int) bool

type OnMouser 

type OnMouser interface {
	OnMouse(x, y int) bool
}

type OnMouserF 

type OnMouserF func(x, y int) bool

func (OnMouserF) OnMouse 

func (f OnMouserF) OnMouse(x, y int) bool

type Polyline 

type Polyline struct {
	CamTransform RTransformer
	DrawOptions

	Points []vec2.V2
	Closed bool
	Width  float64
	Color  color.Color
}

func NewPolyline 

func NewPolyline(camTransform RTransformer, layer Layer) Polyline

func NewPolylineExt 

func NewPolylineExt(camTransform RTransformer, opts DrawOptions, points []vec2.V2,
	width float64, color color.Color) Polyline

func (Polyline) DrawReqs 

func (l Polyline) DrawReqs(Q *Queue)

type Queue 

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

func NewQueue 

func NewQueue() *Queue

func (*Queue) Add 

func (Q *Queue) Add(d DrawRequester)

for use from outside package

func (*Queue) Clear 

func (Q *Queue) Clear()

func (*Queue) Len 

func (Q *Queue) Len() int

func (*Queue) Run 

func (Q *Queue) Run(dest *ebiten.Image)

type RTransformer 

type RTransformer interface {
	TransformRect(rect Rect) Rect
}

type Rect 

type Rect struct {
	//position of pivot point in world coordinates
	Position vec2.V2

	//size of rect, negative numbers are okay as that is a flipped axis
	Width  float64
	Height float64
	//Rotation of rect in Degrees, counter clockwise
	Angle float64
	// contains filtered or unexported fields
}
var ZR Rect

func NewRect 

func NewRect(w, h float64, pivotRel vec2.V2) Rect

func (Rect) AbsToRel 

func (r Rect) AbsToRel(absPoint vec2.V2) (relPoint vec2.V2, ok bool)

func (Rect) ClipRect 

func (r Rect) ClipRect() Rect

func (Rect) Corners 

func (r Rect) Corners() (res [4]vec2.V2)

func (Rect) Empty 

func (r Rect) Empty() bool

func (Rect) OuterImageRect 

func (r Rect) OuterImageRect() (res image.Rectangle)

func (Rect) RelToAbs 

func (r Rect) RelToAbs(relPoint vec2.V2) (absPoint vec2.V2)

func (Rect) TransformRect 

func (r Rect) TransformRect(rect Rect) Rect

type RectDrawer 

type RectDrawer struct {
	Rect
	*TriDrawer
	// contains filtered or unexported fields
}

func NewRectDrawer 

func NewRectDrawer(r Rect, layer Layer, cam RTransformer) RectDrawer

func (RectDrawer) GetVerticesIndices 

func (rd RectDrawer) GetVerticesIndices() (v []ebiten.Vertex, i []uint16)

type Scaler 

type Scaler struct {
	UseFixed       bool
	FitProportion  bool
	ScaleFactor    vec2.V2
	FixedW, FixedH float64
}

func NewFitScaler 

func NewFitScaler(w, h float64) Scaler

func NewFixedScaler 

func NewFixedScaler(w, h float64) Scaler

func NewScaler 

func NewScaler(scale float64) Scaler

func (Scaler) TransformRect 

func (s Scaler) TransformRect(rect Rect) Rect

type Sector 

type Sector struct {
	SectorParams
	*TriDrawer
	// contains filtered or unexported fields
}

func NewSector 

func NewSector(p SectorParams, layer Layer, vTransformer VTransformer) *Sector

func (*Sector) GetVerticesIndices 

func (s *Sector) GetVerticesIndices() (v []ebiten.Vertex, i []uint16)

type SectorParams 

type SectorParams struct {
	Center   vec2.V2
	Radius   float64
	StartAng float64
	EndAng   float64
}

func (SectorParams) New 

func (p SectorParams) New(layer Layer, camera *Camera) *Sector

type Sprite 

type Sprite struct {
	*SpriteTrans
	*Drawer
	// contains filtered or unexported fields
}

func NewSprite 

func NewSprite(src TexSrcer, layer Layer, transforms ...RTransformer) *Sprite

func (*Sprite) GetSrcColor 

func (s *Sprite) GetSrcColor(x, y int) (clr color.Color, ok bool)

func (*Sprite) GetSrcPoint 

func (s *Sprite) GetSrcPoint(x, y int) (p image.Point, ok bool)

func (*Sprite) GetSrcPointColor 

func (s *Sprite) GetSrcPointColor(x, y int) (pt image.Point, clr color.Color, ok bool)

func (Sprite) Update 

func (s Sprite) Update(dt float64)

type SpriteTrans 

type SpriteTrans struct {
	Position vec2.V2
	Pivot    vec2.V2
	Angle    float64
	Scaler
}

func (SpriteTrans) TransformRect 

func (s SpriteTrans) TransformRect(rect Rect) Rect

type Tex 

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

func CircleTex 

func CircleTex() Tex

func GetPoolTex 

func GetPoolTex(w, h int) Tex

func GetTex 

func GetTex(name string) (tex Tex, err error)

func NewCircleTex 

func NewCircleTex(radius int) Tex

func NewTex 

func NewTex(img *ebiten.Image) Tex

func (Tex) GetSrcImage 

func (t Tex) GetSrcImage() *ebiten.Image

func (Tex) GetSrcRectUID 

func (t Tex) GetSrcRectUID() (srcRect *image.Rectangle, uid uint64)

func (Tex) Size 

func (t Tex) Size() (x, y int)

type TexCache 

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

func NewTexCache 

func NewTexCache(loader TexLoaderF) *TexCache

func (*TexCache) GetTex 

func (tc *TexCache) GetTex(name string) (tex Tex, err error)

func (*TexCache) Reset 

func (tc *TexCache) Reset()

func (*TexCache) SetTexLoader 

func (tc *TexCache) SetTexLoader(f TexLoaderF)

type TexLoaderF 

type TexLoaderF func(name string) (*ebiten.Image, error)

func FileTexLoader 

func FileTexLoader(pathStr string) TexLoaderF

type TexSrcer 

type TexSrcer interface {
	GetSrcRectUID() (srcRect *image.Rectangle, uid uint64)
	GetSrcImage() *ebiten.Image
}

type TextDrawer 

type TextDrawer struct {
	Face     font.Face
	Text     string
	Layer    Layer
	Position vec2.V2
	Color    color.Color
}

func NewTextDrawer 

func NewTextDrawer(face font.Face, layer Layer) *TextDrawer

func (*TextDrawer) DrawReqs 

func (td *TextDrawer) DrawReqs(Q *Queue)

type TextSprite 

type TextSprite struct {
	*TextSrc
	*SpriteTrans
	*Drawer
}

func NewTextSprite 

func NewTextSprite(interlineK float64, permanentTex bool, layer Layer, transforms ...RTransformer) *TextSprite

type TextSrc 

type TextSrc struct {

	//default values for new strings, already exist do not change
	DefFace  font.Face
	DefColor color.Color
	DefAlign Align

	InterLineK float64
	// contains filtered or unexported fields
}

func NewTextSrc 

func NewTextSrc(InterLineK float64, permanentTex bool) *TextSrc

func NewTextSrcExt 

func NewTextSrcExt(InterLineK float64, permanentTex bool, face font.Face, align Align, clr color.Color) *TextSrc

func (*TextSrc) AddText 

func (ts *TextSrc) AddText(text string)

func (*TextSrc) AddTextExt 

func (ts *TextSrc) AddTextExt(text string, face font.Face, align Align, clr color.Color)

func (*TextSrc) GetSrcImage 

func (ts *TextSrc) GetSrcImage() *ebiten.Image

func (*TextSrc) GetSrcRectUID 

func (ts *TextSrc) GetSrcRectUID() (srcRect *image.Rectangle, uid uint64)

func (*TextSrc) Reset 

func (ts *TextSrc) Reset()

func (*TextSrc) SetText 

func (ts *TextSrc) SetText(text string)

func (*TextSrc) SetTextExt 

func (ts *TextSrc) SetTextExt(text string, face font.Face, align Align, clr color.Color)

type TransformerF 

type TransformerF func(in Rect) (out Rect, clip image.Rectangle)

func (TransformerF) ClipRect 

func (f TransformerF) ClipRect() image.Rectangle

func (TransformerF) TransformRect 

func (f TransformerF) TransformRect(rect Rect) Rect

type Transforms 

type Transforms []RTransformer

func (Transforms) TransformRect 

func (t Transforms) TransformRect(rect Rect) Rect

type TriDrawer 

type TriDrawer struct {
	Src           TriSrcer
	Cam           VTransformer
	Clipper       Clipper
	ChangeableSrc bool

	DrawOptions
	// contains filtered or unexported fields
}

func NewTriDrawer 

func NewTriDrawer(src TriSrcer, layer Layer, cam VTransformer) *TriDrawer

func (*TriDrawer) DrawReqs 

func (s *TriDrawer) DrawReqs(Q *Queue)

type TriSrcer 

type TriSrcer interface {
	GetVerticesIndices() ([]ebiten.Vertex, []uint16)
}

type Updater 

type Updater interface {
	Update(dt float64)
}

type VTransformer 

type VTransformer interface {
	ApplyPoint(vec2.V2) vec2.V2
}

Source Files

View all Source files

Directories

Path Synopsis
samples
camera
ew
ew/vista
ew/vista/vistautils
ew/vistadraw
ew/vistatest
gameobjects
lines
polygons
sector3
shapes
sprite
text
angle

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
y or Y : Canonical URL
go.dev uses cookies from Google to deliver and enhance the quality of its services and to analyze traffic. Learn more.