mirror of
https://github.com/OpenDiablo2/OpenDiablo2
synced 2024-09-10 13:34:36 -04:00
* Feat(KeyBindingMenu): Adds dynamic box system with scrollbar * Feat(Hotkeys): WIP Adds a lot of things * Feat(KeyBindingMenu): WIP Adds logic to binding * Feat(KeyBindingMenu): Fixes assignment logic * Feat(KeyBindingMenu): Adds buttons logic * Feat(KeyBindingMenu): Fixes sprites positions+add padding to Box * Feat(KeyBindingMenu): Adds label blinking cap * Feat(KeyBindingMenu): Removes commented func * Feat(KeyBindingMenu): Fixes lint errors and refactors a bit * Feat(KeyBindingMenu): Corrects few minor things from Grave * Feat(KeyBindingMenu): removes forgotten key to string mapping
348 lines
8.8 KiB
Go
348 lines
8.8 KiB
Go
package ebiten
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import (
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"fmt"
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"image"
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"image/color"
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"math"
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"github.com/hajimehoshi/ebiten/v2"
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"github.com/hajimehoshi/ebiten/v2/ebitenutil"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
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"github.com/OpenDiablo2/OpenDiablo2/d2core/d2ui"
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)
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// static check that we implement our interface
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var _ d2interface.Surface = &ebitenSurface{}
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const (
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maxAlpha = 0xff
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cacheLimit = 512
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transparency25 = 0.25
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transparency50 = 0.50
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transparency75 = 0.75
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)
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type colorMCacheKey uint32
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type colorMCacheEntry struct {
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colorMatrix ebiten.ColorM
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atime int64
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}
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type ebitenSurface struct {
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renderer *Renderer
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stateStack []surfaceState
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stateCurrent surfaceState
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image *ebiten.Image
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colorMCache map[colorMCacheKey]*colorMCacheEntry
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monotonicClock int64
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}
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func createEbitenSurface(r *Renderer, img *ebiten.Image, currentState ...surfaceState) *ebitenSurface {
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state := surfaceState{
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effect: d2enum.DrawEffectNone,
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saturation: defaultSaturation,
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brightness: defaultBrightness,
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skewX: defaultSkewX,
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skewY: defaultSkewY,
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scaleX: defaultScaleX,
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scaleY: defaultScaleY,
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}
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if len(currentState) > 0 {
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state = currentState[0]
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}
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return &ebitenSurface{
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renderer: r,
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image: img,
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stateCurrent: state,
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colorMCache: make(map[colorMCacheKey]*colorMCacheEntry),
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}
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}
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// Renderer returns the renderer
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func (s *ebitenSurface) Renderer() d2interface.Renderer {
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return s.renderer
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}
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// PushTranslation pushes an x,y translation to the state stack
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func (s *ebitenSurface) PushTranslation(x, y int) {
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s.stateStack = append(s.stateStack, s.stateCurrent)
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s.stateCurrent.x += x
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s.stateCurrent.y += y
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}
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// PushSkew pushes a skew to the state stack
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func (s *ebitenSurface) PushSkew(skewX, skewY float64) {
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s.stateStack = append(s.stateStack, s.stateCurrent)
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s.stateCurrent.skewX = skewX
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s.stateCurrent.skewY = skewY
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}
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// PushScale pushes a scale to the state stack
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func (s *ebitenSurface) PushScale(scaleX, scaleY float64) {
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s.stateStack = append(s.stateStack, s.stateCurrent)
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s.stateCurrent.scaleX = scaleX
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s.stateCurrent.scaleY = scaleY
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}
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// PushEffect pushes an effect to the state stack
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func (s *ebitenSurface) PushEffect(effect d2enum.DrawEffect) {
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s.stateStack = append(s.stateStack, s.stateCurrent)
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s.stateCurrent.effect = effect
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}
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// PushFilter pushes a filter to the state stack
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func (s *ebitenSurface) PushFilter(filter d2enum.Filter) {
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s.stateStack = append(s.stateStack, s.stateCurrent)
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s.stateCurrent.filter = d2ToEbitenFilter(filter)
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}
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// PushColor pushes a color to the stat stack
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func (s *ebitenSurface) PushColor(c color.Color) {
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s.stateStack = append(s.stateStack, s.stateCurrent)
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s.stateCurrent.color = c
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}
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// PushBrightness pushes a brightness value to the state stack
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func (s *ebitenSurface) PushBrightness(brightness float64) {
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s.stateStack = append(s.stateStack, s.stateCurrent)
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s.stateCurrent.brightness = brightness
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}
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// PushSaturation pushes a saturation value to the state stack
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func (s *ebitenSurface) PushSaturation(saturation float64) {
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s.stateStack = append(s.stateStack, s.stateCurrent)
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s.stateCurrent.saturation = saturation
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}
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// Pop pops a state off of the state stack
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func (s *ebitenSurface) Pop() {
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count := len(s.stateStack)
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if count == 0 {
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panic("empty stack")
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}
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s.stateCurrent = s.stateStack[count-1]
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s.stateStack = s.stateStack[:count-1]
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}
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// PopN pops n states off the the state stack
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func (s *ebitenSurface) PopN(n int) {
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for i := 0; i < n; i++ {
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s.Pop()
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}
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}
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func (s *ebitenSurface) RenderSprite(sprite *d2ui.Sprite) {
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opts := s.createDrawImageOptions()
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if s.stateCurrent.brightness != 1 || s.stateCurrent.saturation != 1 {
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opts.ColorM.ChangeHSV(0, s.stateCurrent.saturation, s.stateCurrent.brightness)
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}
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s.handleStateEffect(opts)
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opts.CompositeMode = ebiten.CompositeModeSourceOver
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sprite.Render(s)
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}
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// Render renders the given surface
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func (s *ebitenSurface) Render(sfc d2interface.Surface) {
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opts := s.createDrawImageOptions()
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if s.stateCurrent.brightness != 1 || s.stateCurrent.saturation != 1 {
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opts.ColorM.ChangeHSV(0, s.stateCurrent.saturation, s.stateCurrent.brightness)
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}
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s.handleStateEffect(opts)
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opts.CompositeMode = ebiten.CompositeModeSourceOver
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s.image.DrawImage(sfc.(*ebitenSurface).image, opts)
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}
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// Renders the section of the surface, given the bounds
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func (s *ebitenSurface) RenderSection(sfc d2interface.Surface, bound image.Rectangle) {
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opts := s.createDrawImageOptions()
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if s.stateCurrent.brightness != 0 {
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opts.ColorM.ChangeHSV(0, s.stateCurrent.saturation, s.stateCurrent.brightness)
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}
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s.handleStateEffect(opts)
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s.image.DrawImage(sfc.(*ebitenSurface).image.SubImage(bound).(*ebiten.Image), opts)
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}
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func (s *ebitenSurface) createDrawImageOptions() *ebiten.DrawImageOptions {
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opts := &ebiten.DrawImageOptions{}
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if s.stateCurrent.skewX != 0 || s.stateCurrent.skewY != 0 {
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opts.GeoM.Skew(s.stateCurrent.skewX, s.stateCurrent.skewY)
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}
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if s.stateCurrent.scaleX != 1.0 || s.stateCurrent.scaleY != 1.0 {
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opts.GeoM.Scale(s.stateCurrent.scaleX, s.stateCurrent.scaleY)
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}
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opts.GeoM.Translate(float64(s.stateCurrent.x), float64(s.stateCurrent.y))
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opts.Filter = s.stateCurrent.filter
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if s.stateCurrent.color != nil {
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opts.ColorM = s.colorToColorM(s.stateCurrent.color)
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}
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return opts
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}
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func (s *ebitenSurface) handleStateEffect(opts *ebiten.DrawImageOptions) {
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switch s.stateCurrent.effect {
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case d2enum.DrawEffectPctTransparency25:
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opts.ColorM.Translate(0, 0, 0, -transparency25)
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case d2enum.DrawEffectPctTransparency50:
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opts.ColorM.Translate(0, 0, 0, -transparency50)
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case d2enum.DrawEffectPctTransparency75:
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opts.ColorM.Translate(0, 0, 0, -transparency75)
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case d2enum.DrawEffectModulate:
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opts.CompositeMode = ebiten.CompositeModeLighter
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// https://github.com/OpenDiablo2/OpenDiablo2/issues/822
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case d2enum.DrawEffectBurn:
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case d2enum.DrawEffectNormal:
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case d2enum.DrawEffectMod2XTrans:
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case d2enum.DrawEffectMod2X:
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case d2enum.DrawEffectNone:
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opts.CompositeMode = ebiten.CompositeModeSourceOver
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}
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}
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// DrawTextf renders the string to the surface with the given format string and a set of parameters
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func (s *ebitenSurface) DrawTextf(format string, params ...interface{}) {
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str := fmt.Sprintf(format, params...)
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s.Renderer().PrintAt(s.image, str, s.stateCurrent.x, s.stateCurrent.y)
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}
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// DrawLine draws a line
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func (s *ebitenSurface) DrawLine(x, y int, fillColor color.Color) {
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ebitenutil.DrawLine(
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s.image,
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float64(s.stateCurrent.x),
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float64(s.stateCurrent.y),
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float64(s.stateCurrent.x+x),
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float64(s.stateCurrent.y+y),
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fillColor,
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)
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}
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// DrawRect draws a rectangle
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func (s *ebitenSurface) DrawRect(width, height int, fillColor color.Color) {
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ebitenutil.DrawRect(
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s.image,
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float64(s.stateCurrent.x),
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float64(s.stateCurrent.y),
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float64(width),
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float64(height),
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fillColor,
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)
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}
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// Clear clears the entire surface, filling with the given color
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func (s *ebitenSurface) Clear(fillColor color.Color) {
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s.image.Fill(fillColor)
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}
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// GetSize gets the size of the surface
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func (s *ebitenSurface) GetSize() (x, y int) {
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return s.image.Size()
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}
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// GetDepth returns the depth of this surface in the stack
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func (s *ebitenSurface) GetDepth() int {
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return len(s.stateStack)
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}
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// ReplacePixels replaces pixels in the surface with the given pixels
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func (s *ebitenSurface) ReplacePixels(pixels []byte) {
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s.image.ReplacePixels(pixels)
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}
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// Screenshot returns an *image.RGBA of the surface
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func (s *ebitenSurface) Screenshot() *image.RGBA {
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width, height := s.GetSize()
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bounds := image.Rectangle{Min: image.Point{X: 0, Y: 0}, Max: image.Point{X: width, Y: height}}
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rgba := image.NewRGBA(bounds)
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for y := 0; y < height; y++ {
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for x := 0; x < width; x++ {
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rgba.Set(x, y, s.image.At(x, y))
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}
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}
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return rgba
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}
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func (s *ebitenSurface) now() int64 {
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s.monotonicClock++
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return s.monotonicClock
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}
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// colorToColorM converts a normal color to a color matrix
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func (s *ebitenSurface) colorToColorM(clr color.Color) ebiten.ColorM {
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// RGBA() is in [0 - 0xffff]. Adjust them in [0 - 0xff].
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cr, cg, cb, ca := clr.RGBA()
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cr >>= 8
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cg >>= 8
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cb >>= 8
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ca >>= 8
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if ca == 0 {
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emptyColorM := ebiten.ColorM{}
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emptyColorM.Scale(0, 0, 0, 0)
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return emptyColorM
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}
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key := colorMCacheKey(cr | (cg << 8) | (cb << 16) | (ca << 24))
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e, ok := s.colorMCache[key]
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if ok {
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e.atime = s.now()
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return e.colorMatrix
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}
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if len(s.colorMCache) > cacheLimit {
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oldest := int64(math.MaxInt64)
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oldestKey := colorMCacheKey(0)
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for key, c := range s.colorMCache {
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if c.atime < oldest {
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oldestKey = key
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oldest = c.atime
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}
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}
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delete(s.colorMCache, oldestKey)
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}
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cm := ebiten.ColorM{}
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rf := float64(cr) / float64(ca)
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gf := float64(cg) / float64(ca)
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bf := float64(cb) / float64(ca)
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af := float64(ca) / maxAlpha
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cm.Scale(rf, gf, bf, af)
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e = &colorMCacheEntry{
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colorMatrix: cm,
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atime: s.now(),
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}
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s.colorMCache[key] = e
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return e.colorMatrix
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}
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