62 lines
1.6 KiB
Go
62 lines
1.6 KiB
Go
package system
|
|
|
|
import (
|
|
"fmt"
|
|
_ "image/png"
|
|
|
|
"code.rocketnine.space/tslocum/gohan"
|
|
"code.rocketnine.space/tslocum/monovania/component"
|
|
"code.rocketnine.space/tslocum/monovania/engine"
|
|
"code.rocketnine.space/tslocum/monovania/world"
|
|
"github.com/hajimehoshi/ebiten/v2"
|
|
"github.com/hajimehoshi/ebiten/v2/ebitenutil"
|
|
)
|
|
|
|
type RenderDebugTextSystem struct {
|
|
player gohan.Entity
|
|
op *ebiten.DrawImageOptions
|
|
debugImg *ebiten.Image
|
|
}
|
|
|
|
func NewRenderDebugTextSystem(player gohan.Entity) *RenderDebugTextSystem {
|
|
s := &RenderDebugTextSystem{
|
|
player: player,
|
|
op: &ebiten.DrawImageOptions{},
|
|
debugImg: ebiten.NewImage(200, 200),
|
|
}
|
|
|
|
return s
|
|
}
|
|
|
|
func (s *RenderDebugTextSystem) Needs() []gohan.ComponentID {
|
|
return []gohan.ComponentID{
|
|
component.PositionComponentID,
|
|
component.VelocityComponentID,
|
|
component.WeaponComponentID,
|
|
}
|
|
}
|
|
|
|
func (s *RenderDebugTextSystem) Uses() []gohan.ComponentID {
|
|
return nil
|
|
}
|
|
|
|
func (s *RenderDebugTextSystem) Update(_ *gohan.Context) error {
|
|
return gohan.ErrSystemWithoutUpdate
|
|
}
|
|
|
|
func (s *RenderDebugTextSystem) Draw(ctx *gohan.Context, screen *ebiten.Image) error {
|
|
if world.World.Debug <= 0 {
|
|
return nil
|
|
}
|
|
|
|
position := component.Position(ctx)
|
|
velocity := component.Velocity(ctx)
|
|
|
|
s.debugImg.Clear()
|
|
s.op.GeoM.Reset()
|
|
s.op.GeoM.Scale(2, 2)
|
|
ebitenutil.DebugPrint(s.debugImg, fmt.Sprintf("POS %.0f,%.0f\nVEL %.2f,%.2f\nENT %d\nUPD %d\nDRA %d\nTPS %0.0f\nFPS %0.0f", position.X, position.Y, velocity.X, velocity.Y, engine.Engine.CurrentEntities(), engine.Engine.CurrentUpdates(), engine.Engine.CurrentDraws(), ebiten.CurrentTPS(), ebiten.CurrentFPS()))
|
|
screen.DrawImage(s.debugImg, s.op)
|
|
return nil
|
|
}
|