added transient entities: when crossed, turns into wall tile

grid/grid.go

@@ -3,7 +3,6 @@ package grid
 import (
 	"image"
 	"log"
-	"log/slog"
 	"openquell/assets"
 	"openquell/components"
 	"openquell/config"
@@ -14,6 +13,7 @@ import (
 )
 
 type Grid struct {
+	World    *ecs.World
 	Width    int
 	Height   int
 	Size     int
@@ -48,18 +48,26 @@ func NewGrid(world *ecs.World,
 		components.Renderable,
 		components.Collectible](world)
 
-	obsmapper := generic.NewMap4[
+	obsmapper := generic.NewMap5[
 		components.Position,
 		components.Velocity,
 		components.Renderable,
+		components.Speed,
 		components.Obstacle](world)
 
+	transmapper := generic.NewMap3[
+		components.Position,
+		components.Renderable,
+		components.Transient](world)
+
 	var pos *components.Position
 	var vel *components.Velocity
 	var render *components.Renderable
 	var speed *components.Speed
+	var transient *components.Transient
 
 	playerobserver := observers.GetPlayerObserver(world)
+	obstacleobserver := observers.GetObstacleObserver(world)
 
 	for point, tile := range mapslice {
 		switch tile.Renderable {
@@ -73,15 +81,20 @@ func NewGrid(world *ecs.World,
 				pos, _, render, speed, _ = playermapper.Get(entity)
 				playerobserver.AddEntity(entity)
 				speed.Value = config.PLAYERSPEED
-				slog.Debug("player start pos", "X", point.X*tilesize,
-					"Y", point.Y*tilesize, "Z", 191)
 			case tile.Collectible:
 				entity := colmapper.New()
 				pos, render, _ = colmapper.Get(entity)
 			case tile.Obstacle:
 				entity := obsmapper.New()
-				pos, vel, render, _ = obsmapper.Get(entity)
+				pos, vel, render, speed, _ = obsmapper.Get(entity)
 				vel.Direction = tile.Direction
+				vel.PointingAt = tile.Direction
+				speed.Value = config.PLAYERSPEED
+				obstacleobserver.AddEntity(entity)
+			case tile.Transient:
+				entity := transmapper.New()
+				pos, render, transient = transmapper.Get(entity)
+				transient.Sprites = tile.TileNames
 			default:
 				log.Fatalln("unsupported tile type encountered")
 			}
@@ -106,6 +119,7 @@ func NewGrid(world *ecs.World,
 		Width:    width,
 		Height:   height,
 		Map:      mapslice,
+		World:    world,
 	}
 }
 
@@ -122,3 +136,19 @@ func (grid *Grid) GetTile(
 	tile := grid.Map[newpoint]
 	return tile
 }
+
+func (grid *Grid) SetTile(tile *assets.Tile, point image.Point) {
+	solidmapper := generic.NewMap4[
+		components.Position,
+		components.Renderable,
+		components.Tilish,
+		components.Solid](grid.World)
+
+	grid.Map[point] = tile
+
+	entity := solidmapper.New()
+	pos, render, _, _ := solidmapper.Get(entity)
+
+	render.Image = tile.Sprite
+	pos.Update(point.X*grid.Tilesize, point.Y*grid.Tilesize, grid.Tilesize)
+}