Bunch of stuff done

src/dusk/asset/loader/CMakeLists.txt

@@ -15,3 +15,4 @@ target_sources(${DUSK_LIBRARY_TARGET_NAME}
 add_subdirectory(display)
 add_subdirectory(locale)
 add_subdirectory(json)
+add_subdirectory(chunk)

src/dusk/asset/loader/assetloader.c

@@ -39,4 +39,10 @@ assetloadercallbacks_t ASSET_LOADER_CALLBACKS[ASSET_LOADER_TYPE_COUNT] = {
     .loadAsync = assetJsonLoaderAsync,
     .dispose = assetJsonDispose
   },
+
+  [ASSET_LOADER_TYPE_CHUNK] = {
+    .loadSync = assetChunkLoaderSync,
+    .loadAsync = assetChunkLoaderAsync,
+    .dispose = assetChunkDispose
+  },
 };

src/dusk/asset/loader/assetloader.h

@@ -11,6 +11,7 @@
 #include "asset/loader/display/assettilesetloader.h"
 #include "asset/loader/locale/assetlocaleloader.h"
 #include "asset/loader/json/assetjsonloader.h"
+#include "asset/loader/chunk/assetchunkloader.h"
 
 typedef enum {
   ASSET_LOADER_TYPE_NULL,
@@ -20,6 +21,7 @@ typedef enum {
   ASSET_LOADER_TYPE_TILESET,
   ASSET_LOADER_TYPE_LOCALE,
   ASSET_LOADER_TYPE_JSON,
+  ASSET_LOADER_TYPE_CHUNK,
 
   ASSET_LOADER_TYPE_COUNT
 } assetloadertype_t;
@@ -30,6 +32,7 @@ typedef union {
   assettilesetloaderinput_t tileset;
   assetlocaleloaderinput_t locale;
   assetjsonloaderinput_t json;
+  assetchunkloaderinput_t chunk;
 } assetloaderinput_t;
 
 typedef union {
@@ -38,6 +41,7 @@ typedef union {
   assettilesetloaderloading_t tileset;
   assetlocaleloaderloading_t locale;
   assetjsonloaderloading_t json;
+  assetchunkloaderloading_t chunk;
 } assetloaderloading_t;
 
 typedef union {
@@ -46,6 +50,7 @@ typedef union {
   assettilesetoutput_t tileset;
   assetlocaleoutput_t locale;
   assetjsonoutput_t json;
+  assetchunkoutput_t chunk;
 } assetloaderoutput_t;
 
 typedef struct assetloading_s assetloading_t;

src/dusk/asset/loader/chunk/CMakeLists.txt

@@ -0,0 +1,10 @@
+# Copyright (c) 2026 Dominic Masters
+#
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Sources
+target_sources(${DUSK_LIBRARY_TARGET_NAME}
+  PUBLIC
+    assetchunkloader.c
+)

src/dusk/asset/loader/chunk/assetchunkloader.c

@@ -0,0 +1,115 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "assetchunkloader.h"
+#include "assert/assert.h"
+#include "util/memory.h"
+#include "util/endian.h"
+#include "asset/loader/assetloading.h"
+#include "asset/loader/assetentry.h"
+
+errorret_t assetChunkLoaderAsync(assetloading_t *loading) {
+  assertNotNull(loading, "Loading cannot be NULL");
+  assertNotMainThread("Should be called from an async thread.");
+
+  if(loading->loading.chunk.state != ASSET_CHUNK_LOADING_STATE_READ_FILE) {
+    errorOk();
+  }
+
+  assertNull(loading->loading.chunk.data, "Data already defined?");
+
+  assetfile_t *file = &loading->loading.chunk.file;
+  assetLoaderErrorChain(loading,
+    assetFileInit(file, loading->entry->name, NULL, NULL)
+  );
+
+  uint8_t *data = memoryAllocate(file->size);
+  assetLoaderErrorChain(loading, assetFileOpen(file));
+  assetLoaderErrorChain(loading, assetFileRead(file, data, file->size));
+  assetLoaderErrorChain(loading, assetFileClose(file));
+  assetLoaderErrorChain(loading, assetFileDispose(file));
+  assertTrue(
+    file->lastRead == file->size,
+    "Failed to read entire chunk file."
+  );
+
+  loading->loading.chunk.data = data;
+  loading->loading.chunk.state = ASSET_CHUNK_LOADING_STATE_PARSE;
+  loading->entry->state = ASSET_ENTRY_STATE_PENDING_SYNC;
+  errorOk();
+}
+
+errorret_t assetChunkLoaderSync(assetloading_t *loading) {
+  assertNotNull(loading, "Loading cannot be NULL");
+  assertTrue(loading->type == ASSET_LOADER_TYPE_CHUNK, "Invalid type.");
+  assertIsMainThread("Must be called from the main thread.");
+
+  switch(loading->loading.chunk.state) {
+    case ASSET_CHUNK_LOADING_STATE_INITIAL:
+      loading->loading.chunk.state = ASSET_CHUNK_LOADING_STATE_READ_FILE;
+      loading->entry->state = ASSET_ENTRY_STATE_PENDING_ASYNC;
+      errorOk();
+      break;
+
+    case ASSET_CHUNK_LOADING_STATE_PARSE:
+      break;
+
+    default:
+      errorOk();
+  }
+
+  uint8_t *data = loading->loading.chunk.data;
+  assertNotNull(data, "Chunk data should have been loaded by now.");
+
+  if(data[0] != 'D' || data[1] != 'C' || data[2] != 'F') {
+    memoryFree(data);
+    assetLoaderErrorThrow(loading, "Invalid chunk file header");
+  }
+
+  uint32_t version = endianLittleToHost32(*(uint32_t *)(data + 4));
+  if(version != ASSET_CHUNK_FILE_VERSION) {
+    memoryFree(data);
+    assetLoaderErrorThrow(
+      loading, "Unsupported chunk file version %u", version
+    );
+  }
+
+  assetchunkoutput_t *out = &loading->entry->data.chunk;
+  size_t offset = 8;
+
+  size_t tileSize = CHUNK_TILE_COUNT * sizeof(tile_t);
+  memoryCopy(out->tiles, data + offset, tileSize);
+  offset += tileSize;
+
+  out->vertCount = endianLittleToHost32(*(uint32_t *)(data + offset));
+  offset += sizeof(uint32_t);
+
+  assertTrue(
+    out->vertCount <= CHUNK_VERTEX_COUNT,
+    "Chunk vertex count exceeds maximum."
+  );
+
+  memoryCopy(
+    out->vertices,
+    data + offset,
+    out->vertCount * sizeof(meshvertex_t)
+  );
+
+  memoryFree(data);
+  loading->loading.chunk.data = NULL;
+
+  loading->entry->state = ASSET_ENTRY_STATE_LOADED;
+  errorOk();
+}
+
+errorret_t assetChunkDispose(assetentry_t *entry) {
+  assertNotNull(entry, "Entry cannot be NULL");
+  assertTrue(entry->type == ASSET_LOADER_TYPE_CHUNK, "Invalid type.");
+  assertIsMainThread("Must be called from the main thread.");
+
+  errorOk();
+}

src/dusk/asset/loader/chunk/assetchunkloader.h

@@ -0,0 +1,65 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "asset/assetfile.h"
+#include "rpg/overworld/chunk.h"
+
+#define ASSET_CHUNK_FILE_VERSION 1
+
+typedef struct assetloading_s assetloading_t;
+typedef struct assetentry_s assetentry_t;
+
+typedef struct {
+  void *nothing;
+} assetchunkloaderinput_t;
+
+typedef enum {
+  ASSET_CHUNK_LOADING_STATE_INITIAL,
+  ASSET_CHUNK_LOADING_STATE_READ_FILE,
+  ASSET_CHUNK_LOADING_STATE_PARSE,
+  ASSET_CHUNK_LOADING_STATE_DONE
+} assetchunkloadingstate_t;
+
+typedef struct {
+  assetfile_t file;
+  assetchunkloadingstate_t state;
+  uint8_t *data;
+} assetchunkloaderloading_t;
+
+typedef struct {
+  tile_t tiles[CHUNK_TILE_COUNT];
+  uint32_t vertCount;
+  meshvertex_t vertices[CHUNK_VERTEX_COUNT];
+} assetchunkoutput_t;
+
+/**
+ * Asynchronous loader for chunk assets. Reads the raw DCF file bytes into
+ * the loading buffer so the sync phase can parse without blocking the
+ * main thread on I/O.
+ *
+ * @param loading Loading information for the asset being loaded.
+ * @return Error code indicating success or failure of the load operation.
+ */
+errorret_t assetChunkLoaderAsync(assetloading_t *loading);
+
+/**
+ * Synchronous loader for chunk assets. Validates the DCF binary previously
+ * read by the async phase and populates the output assetchunkoutput_t.
+ *
+ * @param loading Loading information for the asset being loaded.
+ * @return Error code indicating success or failure of the load operation.
+ */
+errorret_t assetChunkLoaderSync(assetloading_t *loading);
+
+/**
+ * Disposer for chunk assets.
+ *
+ * @param entry Asset entry containing the chunk data to dispose.
+ * @return Error code indicating success or failure of the dispose operation.
+ */
+errorret_t assetChunkDispose(assetentry_t *entry);

src/dusk/rpg/entity/CMakeLists.txt

@@ -7,10 +7,10 @@
 target_sources(${DUSK_LIBRARY_TARGET_NAME}
   PUBLIC
     entity.c
-    entityanim.c
     entitydir.c
-    entityinteract.c
     player.c
 )
 
+add_subdirectory(anim)
+add_subdirectory(interact)
 add_subdirectory(npc)

src/dusk/rpg/entity/anim/CMakeLists.txt

@@ -0,0 +1,13 @@
+# Copyright (c) 2026 Dominic Masters
+#
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+target_sources(${DUSK_LIBRARY_TARGET_NAME}
+  PUBLIC
+    entityanim.c
+    entityanimidle.c
+    entityanimturn.c
+    entityanimwalk.c
+    entityanimrun.c
+)

src/dusk/rpg/entity/anim/entityanim.c

@@ -0,0 +1,27 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "rpg/entity/entity.h"
+#include "time/time.h"
+
+const entityanimcallback_t ENTITY_ANIM_CALLBACKS[ENTITY_ANIM_COUNT] = {
+  [ENTITY_ANIM_IDLE] = { entityAnimIdleUpdate },
+  [ENTITY_ANIM_TURN] = { entityAnimTurnUpdate },
+  [ENTITY_ANIM_WALK] = { entityAnimWalkUpdate },
+  [ENTITY_ANIM_RUN]  = { entityAnimRunUpdate  },
+};
+
+void entityAnimUpdate(entity_t *entity) {
+  if(entity->animation != ENTITY_ANIM_IDLE) {
+    entity->animTime -= TIME.delta;
+    if(entity->animTime <= 0) {
+      entity->animation = ENTITY_ANIM_IDLE;
+      entity->animTime = 0;
+    }
+  }
+  ENTITY_ANIM_CALLBACKS[entity->animation].update(entity);
+}

src/dusk/rpg/entity/anim/entityanim.h

@@ -0,0 +1,37 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+#include "entityanimidle.h"
+#include "entityanimturn.h"
+#include "entityanimwalk.h"
+#include "entityanimrun.h"
+
+typedef struct entity_s entity_t;
+
+typedef enum {
+  ENTITY_ANIM_IDLE,
+  ENTITY_ANIM_TURN,
+  ENTITY_ANIM_WALK,
+  ENTITY_ANIM_RUN,
+  ENTITY_ANIM_COUNT
+} entityanim_t;
+
+typedef struct {
+  /** Updates the render position for this animation state. */
+  void (*update)(entity_t *entity);
+} entityanimcallback_t;
+
+extern const entityanimcallback_t ENTITY_ANIM_CALLBACKS[ENTITY_ANIM_COUNT];
+
+/**
+ * Updates the entity animation timer and render position.
+ *
+ * @param entity Pointer to the entity to update.
+ */
+void entityAnimUpdate(entity_t *entity);

src/dusk/rpg/entity/anim/entityanimidle.c

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "rpg/entity/entity.h"
+
+void entityAnimIdleUpdate(entity_t *entity) {
+  entity->renderPosition[0] = (float_t)entity->position.x;
+  entity->renderPosition[1] = (float_t)entity->position.y;
+  entity->renderPosition[2] = (float_t)entity->position.z;
+}

src/dusk/rpg/entity/anim/entityanimidle.h

@@ -0,0 +1,18 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+
+typedef struct entity_s entity_t;
+
+/**
+ * Updates render position for the idle animation state.
+ *
+ * @param entity Pointer to the entity to update.
+ */
+void entityAnimIdleUpdate(entity_t *entity);

src/dusk/rpg/entity/anim/entityanimrun.c

@@ -0,0 +1,21 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "rpg/entity/entity.h"
+
+void entityAnimRunUpdate(entity_t *entity) {
+  float_t t = 1.0f - (entity->animTime / ENTITY_ANIM_RUN_DURATION);
+  entity->renderPosition[0] = (float_t)entity->lastPosition.x + t * (
+    (float_t)entity->position.x - (float_t)entity->lastPosition.x
+  );
+  entity->renderPosition[1] = (float_t)entity->lastPosition.y + t * (
+    (float_t)entity->position.y - (float_t)entity->lastPosition.y
+  );
+  entity->renderPosition[2] = (float_t)entity->lastPosition.z + t * (
+    (float_t)entity->position.z - (float_t)entity->lastPosition.z
+  );
+}

src/dusk/rpg/entity/anim/entityanimrun.h

@@ -0,0 +1,21 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+#include "time/time.h"
+
+typedef struct entity_s entity_t;
+
+#define ENTITY_ANIM_RUN_DURATION TIME_TICKS_TO_TIME(6)
+
+/**
+ * Updates render position for the run animation state.
+ *
+ * @param entity Pointer to the entity to update.
+ */
+void entityAnimRunUpdate(entity_t *entity);

src/dusk/rpg/entity/anim/entityanimturn.c

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "rpg/entity/entity.h"
+
+void entityAnimTurnUpdate(entity_t *entity) {
+  entity->renderPosition[0] = (float_t)entity->position.x;
+  entity->renderPosition[1] = (float_t)entity->position.y;
+  entity->renderPosition[2] = (float_t)entity->position.z;
+}

src/dusk/rpg/entity/anim/entityanimturn.h

@@ -0,0 +1,21 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+#include "time/time.h"
+
+typedef struct entity_s entity_t;
+
+#define ENTITY_ANIM_TURN_DURATION TIME_TICKS_TO_TIME(2)
+
+/**
+ * Updates render position for the turn animation state.
+ *
+ * @param entity Pointer to the entity to update.
+ */
+void entityAnimTurnUpdate(entity_t *entity);

src/dusk/rpg/entity/anim/entityanimwalk.c

@@ -0,0 +1,21 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "rpg/entity/entity.h"
+
+void entityAnimWalkUpdate(entity_t *entity) {
+  float_t t = 1.0f - (entity->animTime / ENTITY_ANIM_WALK_DURATION);
+  entity->renderPosition[0] = (float_t)entity->lastPosition.x + t * (
+    (float_t)entity->position.x - (float_t)entity->lastPosition.x
+  );
+  entity->renderPosition[1] = (float_t)entity->lastPosition.y + t * (
+    (float_t)entity->position.y - (float_t)entity->lastPosition.y
+  );
+  entity->renderPosition[2] = (float_t)entity->lastPosition.z + t * (
+    (float_t)entity->position.z - (float_t)entity->lastPosition.z
+  );
+}

src/dusk/rpg/entity/anim/entityanimwalk.h

@@ -0,0 +1,21 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ *
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+#include "time/time.h"
+
+typedef struct entity_s entity_t;
+
+#define ENTITY_ANIM_WALK_DURATION TIME_TICKS_TO_TIME(10)
+
+/**
+ * Updates render position for the walk animation state.
+ *
+ * @param entity Pointer to the entity to update.
+ */
+void entityAnimWalkUpdate(entity_t *entity);

src/dusk/rpg/entity/entity.c

@@ -12,6 +12,7 @@
 #include "util/math.h"
 #include "rpg/cutscene/cutscenemode.h"
 #include "rpg/overworld/map.h"
+#include "rpg/overworld/chunk.h"
 #include "rpg/overworld/tile.h"
 
 entity_t ENTITIES[ENTITY_COUNT];
@@ -28,6 +29,7 @@ void entityInit(entity_t *entity, const entitytype_t type) {
   memoryZero(entity, sizeof(entity_t));
   entity->id = (uint8_t)(entity - ENTITIES);
   entity->type = type;
+  entity->chunkIndex = 0xFF;
 
   if(ENTITY_CALLBACKS[type].init != NULL) ENTITY_CALLBACKS[type].init(entity);
 }
@@ -217,3 +219,31 @@ uint8_t entityGetAvailable() {
 
   return 0xFF;
 }
+
+void entitySetChunk(entity_t *entity, const uint8_t chunkIndex) {
+  assertNotNull(entity, "Entity pointer cannot be NULL");
+
+  if(entity->chunkIndex != 0xFF) {
+    chunk_t *old = mapGetChunk(entity->chunkIndex);
+    if(old != NULL) {
+      for(uint8_t i = 0; i < CHUNK_ENTITY_COUNT_MAX; i++) {
+        if(old->entities[i] != entity->id) continue;
+        old->entities[i] = 0xFF;
+        break;
+      }
+    }
+  }
+
+  entity->chunkIndex = chunkIndex;
+
+  if(chunkIndex != 0xFF) {
+    chunk_t *next = mapGetChunk(chunkIndex);
+    if(next != NULL) {
+      for(uint8_t i = 0; i < CHUNK_ENTITY_COUNT_MAX; i++) {
+        if(next->entities[i] != 0xFF) continue;
+        next->entities[i] = entity->id;
+        break;
+      }
+    }
+  }
+}

src/dusk/rpg/entity/entity.h

@@ -7,8 +7,8 @@
 
 #pragma once
 #include "entitydir.h"
-#include "entityanim.h"
+#include "anim/entityanim.h"
-#include "entityinteract.h"
+#include "interact/entityinteract.h"
 #include "entitytype.h"
 #include "npc/npc.h"
 
@@ -29,6 +29,8 @@ typedef struct entity_s {
   float_t animTime;
 
   entityinteract_t interact;
+
+  uint8_t chunkIndex;
 } entity_t;
 
 extern entity_t ENTITIES[ENTITY_COUNT];
@@ -111,3 +113,12 @@ entity_t *entityGetAt(const worldpos_t pos);
  * @return The index of an available entity, or 0xFF if none are available.
  */
 uint8_t entityGetAvailable();
+
+/**
+ * Assigns an entity to a chunk, removing it from its current chunk first.
+ * Pass 0xFF as chunkIndex to detach the entity from any chunk.
+ *
+ * @param entity Pointer to the entity.
+ * @param chunkIndex Index of the chunk to assign to, or 0xFF for none.
+ */
+void entitySetChunk(entity_t *entity, const uint8_t chunkIndex);

src/dusk/rpg/entity/entityanim.c

@@ -1,41 +0,0 @@
-/**
- * Copyright (c) 2025 Dominic Masters
- * 
- * This software is released under the MIT License.
- * https://opensource.org/licenses/MIT
- */
-
-#include "entity.h"
-#include "time/time.h"
-
-void entityAnimUpdate(entity_t *entity) {
-  if(entity->animation != ENTITY_ANIM_IDLE) {
-    entity->animTime -= TIME.delta;
-    if(entity->animTime <= 0) {
-      entity->animation = ENTITY_ANIM_IDLE;
-      entity->animTime = 0;
-    }
-  }
-
-  if(
-    entity->animation == ENTITY_ANIM_WALK ||
-    entity->animation == ENTITY_ANIM_RUN
-  ) {
-    float_t duration = entity->animation == ENTITY_ANIM_WALK ?
-      ENTITY_ANIM_WALK_DURATION : ENTITY_ANIM_RUN_DURATION;
-    float_t t = 1.0f - (entity->animTime / duration);
-    entity->renderPosition[0] = (float_t)entity->lastPosition.x + t * (
-      (float_t)entity->position.x - (float_t)entity->lastPosition.x
-    );
-    entity->renderPosition[1] = (float_t)entity->lastPosition.y + t * (
-      (float_t)entity->position.y - (float_t)entity->lastPosition.y
-    );
-    entity->renderPosition[2] = (float_t)entity->lastPosition.z + t * (
-      (float_t)entity->position.z - (float_t)entity->lastPosition.z
-    );
-  } else {
-    entity->renderPosition[0] = (float_t)entity->position.x;
-    entity->renderPosition[1] = (float_t)entity->position.y;
-    entity->renderPosition[2] = (float_t)entity->position.z;
-  }
-}

src/dusk/rpg/entity/entityanim.h

@@ -1,29 +0,0 @@
-/**
- * Copyright (c) 2025 Dominic Masters
- * 
- * This software is released under the MIT License.
- * https://opensource.org/licenses/MIT
- */
-
-#pragma once
-#include "time/time.h"
-
-#define ENTITY_ANIM_TURN_DURATION TIME_TICKS_TO_TIME(2)
-#define ENTITY_ANIM_WALK_DURATION TIME_TICKS_TO_TIME(12)
-#define ENTITY_ANIM_RUN_DURATION TIME_TICKS_TO_TIME(6)
-
-typedef struct entity_s entity_t;
-
-typedef enum {
-  ENTITY_ANIM_IDLE,
-  ENTITY_ANIM_TURN,
-  ENTITY_ANIM_WALK,
-  ENTITY_ANIM_RUN,
-} entityanim_t;
-
-/**
- * Updates the entity's animation state.
- * 
- * @param entity Pointer to the entity to update.
- */
-void entityAnimUpdate(entity_t *entity);

src/dusk/rpg/entity/interact/CMakeLists.txt

@@ -0,0 +1,9 @@
+# Copyright (c) 2026 Dominic Masters
+#
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+target_sources(${DUSK_LIBRARY_TARGET_NAME}
+  PUBLIC
+    entityinteract.c
+)

src/dusk/rpg/entity/interact/entityinteract.c

@@ -5,7 +5,7 @@
  * https://opensource.org/licenses/MIT
  */
 
-#include "entity.h"
+#include "rpg/entity/entity.h"
 #include "assert/assert.h"
 #include "rpg/cutscene/cutscenesystem.h"
 #include "ui/rpg/uitextboxmain.h"

src/dusk/rpg/overworld/CMakeLists.txt

@@ -11,3 +11,4 @@ target_sources(${DUSK_LIBRARY_TARGET_NAME}
     worldpos.c
     tile.c
 )
+

src/dusk/rpg/overworld/chunk.h

@@ -22,7 +22,6 @@ typedef struct chunk_s {
   meshvertex_t vertices[CHUNK_VERTEX_COUNT];
   uint32_t vertCount;
   mesh_t mesh;
-  color_t testColor;
   
   // uint8_t meshCount;
   // meshvertex_t vertices[CHUNK_VERTEX_COUNT_MAX];

src/dusk/rpg/overworld/map.c

@@ -202,84 +202,65 @@ errorret_t mapDispose() {
 }
 
 void mapChunkUnload(chunk_t* chunk) {
+  uint8_t chunkIndex = (uint8_t)(chunk - MAP.chunks);
   for(uint8_t i = 0; i < CHUNK_ENTITY_COUNT_MAX; i++) {
-    if(chunk->entities[i] == 0xFF) break;
+    if(chunk->entities[i] == 0xFF) continue;
     entity_t *entity = &ENTITIES[chunk->entities[i]];
+    assertTrue(
+      entity->chunkIndex == chunkIndex,
+      "Entity chunk index does not match chunk"
+    );
+    if(entity->type == ENTITY_TYPE_PLAYER) {
+      entitySetChunk(entity, 0xFF);
+    } else {
       entity->type = ENTITY_TYPE_NULL;
     }
+  }
   chunk->vertCount = 0;
 }
 
 errorret_t mapChunkLoad(chunk_t* chunk) {
   if(!mapIsLoaded()) errorThrow("No map loaded");
 
-  color_t color = COLOR_WHITE;
-  if(chunk->position.y % 2 == 0) {
-    if(chunk->position.x % 2 == 0) {
-      color = COLOR_BLACK;
-    } else {
-      color = COLOR_WHITE;
-    }
-  } else {
-    if(chunk->position.x % 2 == 0) {
-      color = COLOR_WHITE;
-    } else {
-      color = COLOR_BLACK;
-    }
-  }
-  // if(chunk->position.x == 0 && chunk->position.y == 0 && chunk->position.z == 0) {
-  //   color = COLOR_RED;
-  // }
-  chunk->testColor = color;
-  
-  memorySet(chunk->tiles, TILE_SHAPE_GROUND, sizeof(chunk->tiles));
   memorySet(chunk->entities, 0xFF, sizeof(chunk->entities));
   chunk->vertCount = 0;
 
-  if(chunk->position.z != 0) {
+  char_t name[64];
+  stringFormat(
+    name, sizeof(name),
+    "chunks/%d_%d_%d.dcf",
+    (int32_t)chunk->position.x,
+    (int32_t)chunk->position.y,
+    (int32_t)chunk->position.z
+  );
+
+  if(!assetFileExists(name)) {
+    memorySet(chunk->tiles, TILE_SHAPE_GROUND, sizeof(chunk->tiles));
     errorOk();
   }
 
-  // Set Chunk sprites.
+  assetentry_t *entry = assetLock(name, ASSET_LOADER_TYPE_CHUNK, NULL);
-  vec3 spriteMin = {
+  assertNotNull(entry, "Failed to get chunk asset entry");
-    chunk->position.x * CHUNK_WIDTH,
-    chunk->position.y * CHUNK_HEIGHT,
-    chunk->position.z * CHUNK_DEPTH
-  };
 
-  spritebatchsprite_t sprites[CHUNK_TILE_COUNT];
+  errorret_t ret = assetRequireLoaded(entry);
-  uint32_t i = 0;
+  if(errorIsNotOk(ret)) {
-  for(uint8_t x = 0; x < CHUNK_WIDTH; x++) {
+    assetUnlockEntry(entry);
-    for(uint8_t y = 0; y < CHUNK_HEIGHT; y++) {
+    return ret;
-      glm_vec3_copy(spriteMin, sprites[i].min);
-      glm_vec3_add(
-        sprites[i].min,
-        (vec3){ x, y, 0 },
-        sprites[i].min
-      );
-
-      glm_vec3_copy(sprites[i].min, sprites[i].max);
-      glm_vec3_add(
-        sprites[i].max,
-        (vec3){ 1, 1, 0 },
-        sprites[i].max
-      );
-
-      glm_vec2_copy((vec2){ 0, 0 }, sprites[i].uvMin);
-      glm_vec2_copy((vec2){ 1, 1 }, sprites[i].uvMax);
-
-      i++;
   }
-  }
+
-  chunk->vertCount = i * QUAD_VERTEX_COUNT;
+  memoryCopy(
-  spriteBatchBufferToMesh(
+    chunk->tiles, entry->data.chunk.tiles, sizeof(chunk->tiles)
-    sprites,
+  );
-    i,
+  chunk->vertCount = entry->data.chunk.vertCount;
+  memoryCopy(
     chunk->vertices,
-    chunk->vertCount
+    entry->data.chunk.vertices,
+    chunk->vertCount * sizeof(meshvertex_t)
   );
-  errorChain(meshFlush(&chunk->mesh, 0, chunk->vertCount));
+  assetUnlockEntry(entry);
 
+  if(chunk->vertCount == 0) errorOk();
+  errorChain(meshFlush(&chunk->mesh, 0, chunk->vertCount));
   errorOk();
 }
 

src/dusk/rpg/overworld/worldpos.h

@@ -11,14 +11,14 @@
 #define TILE_SIZE_PIXELS 24
 
 #define CHUNK_WIDTH 16
-#define CHUNK_HEIGHT 14
+#define CHUNK_HEIGHT 16
-#define CHUNK_DEPTH 8
+#define CHUNK_DEPTH 32
 
 #define CHUNK_TILE_COUNT (CHUNK_WIDTH * CHUNK_HEIGHT * CHUNK_DEPTH)
 
 #define MAP_CHUNK_WIDTH 5
 #define MAP_CHUNK_HEIGHT 3
-#define MAP_CHUNK_DEPTH 2
+#define MAP_CHUNK_DEPTH 1
 #define MAP_CHUNK_COUNT (MAP_CHUNK_WIDTH * MAP_CHUNK_HEIGHT * MAP_CHUNK_DEPTH)
 
 #define ENTITY_COUNT 32

src/dusk/rpg/rpg.c

@@ -37,6 +37,12 @@ errorret_t rpgInit(void) {
   entityInit(ent, ENTITY_TYPE_PLAYER);
   RPG_CAMERA.mode = RPG_CAMERA_MODE_FOLLOW_ENTITY;
   RPG_CAMERA.followEntity.followEntityId = ent->id;
+  {
+    chunkpos_t cp;
+    worldPosToChunkPos(&ent->position, &cp);
+    chunkindex_t ci = mapGetChunkIndexAt(cp);
+    if(ci != -1) entitySetChunk(ent, (uint8_t)ci);
+  }
 
   uint8_t npcIndex = entityGetAvailable();
   entity_t *npc = &ENTITIES[npcIndex];
@@ -45,6 +51,12 @@ errorret_t rpgInit(void) {
   npc->position = (worldpos_t){ 3, 3, 0 };
   npc->interact.type = ENTITY_INTERACT_PRINT;
   npc->interact.data.message = "hello world";
+  {
+    chunkpos_t cp;
+    worldPosToChunkPos(&npc->position, &cp);
+    chunkindex_t ci = mapGetChunkIndexAt(cp);
+    if(ci != -1) entitySetChunk(npc, (uint8_t)ci);
+  }
 
   npcpath_t *path = &npc->data.npc.moveData.path;
   path->positions[0] = (worldpos_t){ 3, 3, 0 };

src/dusk/scene/overworld/sceneoverworld.c

@@ -13,15 +13,32 @@
 #include "display/screen/screen.h"
 #include "display/shader/shaderunlit.h"
 #include "display/spritebatch/spritebatch.h"
+#include "display/texture/texture.h"
 
 #include "rpg/overworld/map.h"
 #include "rpg/entity/entity.h"
 #include "rpg/rpgcamera.h"
 
+#define TEXTURE_CHUNK_SIZE 16
+
+static texture_t TEXTURE_CHUNK;
+static color_t TEXTURE_CHUNK_PIXELS[TEXTURE_CHUNK_SIZE * TEXTURE_CHUNK_SIZE];
+
 errorret_t sceneOverworldInit(scenedata_t *sceneData) {
   assertNotNull(sceneData, "Scene data cannot be null");
 
-
+  for(uint32_t i = 0; i < TEXTURE_CHUNK_SIZE * TEXTURE_CHUNK_SIZE; i++) {
+    uint8_t r = (uint8_t)((i & 7) * 36);
+    uint8_t g = (uint8_t)(((i >> 3) & 7) * 36);
+    uint8_t b = (uint8_t)((i >> 6) * 85);
+    TEXTURE_CHUNK_PIXELS[i] = color4b(r, g, b, 255);
+  }
+  errorChain(textureInit(
+    &TEXTURE_CHUNK,
+    TEXTURE_CHUNK_SIZE, TEXTURE_CHUNK_SIZE,
+    TEXTURE_FORMAT_RGBA,
+    (texturedata_t){ .rgbaColors = TEXTURE_CHUNK_PIXELS }
+  ));
 
   errorOk();
 }
@@ -84,7 +101,7 @@ errorret_t sceneOverworldRender(scenedata_t *sceneData) {
     shadermaterial_t chunkMaterial = {
       .unlit = {
         .color = COLOR_WHITE,
-        .texture = NULL
+        .texture = &TEXTURE_CHUNK
       }
     };
 
@@ -98,7 +115,6 @@ errorret_t sceneOverworldRender(scenedata_t *sceneData) {
             continue;
           }
 
-          chunkMaterial.unlit.color = chunk->testColor;
           errorChain(shaderSetMaterial(&SHADER_UNLIT, &chunkMaterial));
           errorChain(meshDraw(&chunk->mesh, 0, chunk->vertCount));
           i++;
@@ -143,7 +159,7 @@ errorret_t sceneOverworldRender(scenedata_t *sceneData) {
 errorret_t sceneOverworldDispose(scenedata_t *sceneData) {
   assertNotNull(sceneData, "Scene data cannot be null");
 
-
+  errorChain(textureDispose(&TEXTURE_CHUNK));
 
   errorOk();
 }