Add initial project structure for "Escape From Teacher" game: server, client, level editor, and asset framework. Includes game rendering, physics, WebSocket server, NATS integration, and asset management setup.

2026-01-01 15:21:50 +01:00
parent 3099ac42c0
commit 4b2995846e
65 changed files with 1943 additions and 0 deletions
--- a/pkg/game/world.go
+++ b/pkg/game/world.go
@@ -0,0 +1,107 @@
+package game
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+type Collider struct {
+	Rect
+	Type string
+}
+
+type World struct {
+	Manifest     AssetManifest
+	ChunkLibrary map[string]Chunk
+}
+
+func NewWorld() *World {
+	return &World{
+		Manifest:     AssetManifest{Assets: make(map[string]AssetDefinition)},
+		ChunkLibrary: make(map[string]Chunk),
+	}
+}
+
+func (w *World) LoadManifest(path string) error {
+	data, err := ioutil.ReadFile(path)
+	if err != nil {
+		return err
+	}
+	return json.Unmarshal(data, &w.Manifest)
+}
+
+func (w *World) LoadChunkLibrary(dir string) error {
+	entries, err := os.ReadDir(dir)
+	if err != nil {
+		return err
+	}
+
+	count := 0
+	for _, f := range entries {
+		if filepath.Ext(f.Name()) == ".json" {
+			data, _ := ioutil.ReadFile(filepath.Join(dir, f.Name()))
+			var c Chunk
+			if err := json.Unmarshal(data, &c); err == nil {
+				if c.ID == "" {
+					c.ID = strings.TrimSuffix(f.Name(), ".json")
+				}
+				w.ChunkLibrary[c.ID] = c
+				count++
+			}
+		}
+	}
+	fmt.Printf("📦 Library: %d Chunks geladen aus %s\n", count, dir)
+	return nil
+}
+
+// NEU: Gibt die Liste zurück, statt sie zu speichern!
+func (w *World) GenerateColliders(activeChunks []ActiveChunk) []Collider {
+	list := []Collider{}
+
+	// 1. Boden
+	list = append(list, Collider{
+		Rect: Rect{OffsetX: -10000, OffsetY: 540, W: 100000000, H: 200},
+		Type: "platform",
+	})
+
+	// 2. Objekte
+	for _, ac := range activeChunks {
+		chunk, exists := w.ChunkLibrary[ac.ChunkID]
+		if !exists {
+			continue
+		}
+
+		for _, obj := range chunk.Objects {
+			def, ok := w.Manifest.Assets[obj.AssetID]
+			if !ok {
+				continue
+			}
+
+			if def.Type == "obstacle" || def.Type == "platform" {
+				c := Collider{
+					Rect: Rect{
+						OffsetX: ac.X + obj.X + def.Hitbox.OffsetX,
+						OffsetY: obj.Y + def.Hitbox.OffsetY,
+						W:       def.Hitbox.W,
+						H:       def.Hitbox.H,
+					},
+					Type: def.Type,
+				}
+				list = append(list, c)
+			}
+		}
+	}
+	return list
+}
+
+// CheckRectCollision prüft, ob zwei Rechtecke sich überschneiden (AABB)
+func CheckRectCollision(a, b Rect) bool {
+	return a.OffsetX < b.OffsetX+b.W &&
+		a.OffsetX+a.W > b.OffsetX &&
+		a.OffsetY < b.OffsetY+b.H &&
+		a.OffsetY+a.H > b.OffsetY
+}