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Change collisionMap to boolean value

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This commit is contained in:
Klemen Plestenjak
2023-11-18 12:53:34 +01:00
parent 05f1789e5c
commit 2d50a43a73
5 changed files with 42 additions and 78 deletions
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72
engine/breeze/map/map.c
View File

@@ -111,14 +111,14 @@ static void handleTileObjectLayer(BzTileObjectGroup *layer, cute_tiled_layer_t *
}
static void updateColliders(BzTileMap *map, i32 startX, i32 startY, i32 endX, i32 endY) {
BZ_ASSERT(map->colliderMap);
static void updateCollisionMap(BzTileMap *map, i32 startX, i32 startY, i32 endX, i32 endY) {
BZ_ASSERT(map->collisionMap);
BZ_ASSERT(startX >= 0 && endX <= map->width &&
startY >= 0 && endY <= map->height);
for (i32 y = startY; y < endY; y++) {
for (i32 x = startX; x < endX; x++) {
map->colliderMap[y * map->width + x] = (BzTileShape){.type=BZ_TILE_SHAPE_NONE};
map->collisionMap[y * map->width + x] = false;
}
}
@@ -131,26 +131,24 @@ static void updateColliders(BzTileMap *map, i32 startX, i32 startY, i32 endX, i3
BzTileset *tileset = map->tilesets + layer->tilesetIdx;
for (i32 y = startY; y < endY; y++) {
for (i32 x = startX; x < endX; x++) {
i32 idx = y * map->width + x;
if (map->collisionMap[idx]) continue;
i32 tile = bzTileLayerGetTile(layer, x, y);
BzTileShape tilesetShape = bzTilesetGetTileCollider(tileset, tile);
if (tilesetShape.type == BZ_TILE_SHAPE_NONE ||
tilesetShape.type == BZ_TILE_SHAPE_POINT)
continue;
tilesetShape.x += layer->offsetX;
tilesetShape.y += layer->offsetY;
BzTileShape *shape = &map->colliderMap[y * map->width + x];
if (shape->type == BZ_TILE_SHAPE_NONE) {
*shape = tilesetShape;
}
map->collisionMap[idx] = true;
}
}
}
}
static void createColliders(BzTileMap *map) {
map->colliderMap = bzAlloc(map->width * map->height * sizeof(*map->colliderMap));
updateColliders(map, 0, 0, map->width, map->height);
map->collisionMap = bzAlloc(map->width * map->height * sizeof(*map->collisionMap));
updateCollisionMap(map, 0, 0, map->width, map->height);
}
BzTileMap bzTileMapCreate(const BzTileMapDesc *desc) {
@@ -257,7 +255,7 @@ BzTileMap bzTileMapCreate(const BzTileMapDesc *desc) {
}
cute_tiled_free_map(cuteMap);
if (desc->generateColliderMap)
if (desc->generateCollisionMap)
createColliders(&map);
map.isValid = true;
@@ -282,7 +280,7 @@ void bzTileMapDestroy(BzTileMap *map) {
}
}
bzFree(map->colliderMap);
bzFree(map->collisionMap);
*map = BZ_TILEMAP_INVALID;
}
@@ -400,50 +398,30 @@ void bzTileMapDraw(BzTileMap *map) {
}
}
void bzTileMapDrawColliders(BzTileMap *map) {
void bzTileMapDrawCollisions(BzTileMap *map) {
if (!map->collisionMap) return;
Color color = RED;
color.a = 150;
i32 sizeX = map->tileWidth;
i32 sizeY = map->tileHeight;
for (i32 y = 0; y < map->height; y++) {
for (i32 x = 0; x < map->width; x++) {
i32 idx = y * map->width + x;
BzTileShape shape = map->colliderMap[idx];
if (shape.type == BZ_TILE_SHAPE_NONE)
continue;
i32 posX = x * map->tileWidth + shape.x;
i32 posY = y * map->tileHeight + shape.y;
f32 sizeX = shape.sizeX;
f32 sizeY = shape.sizeY;
switch (shape.type) {
case BZ_TILE_SHAPE_NONE:
default:
break;
case BZ_TILE_SHAPE_RECT:
DrawRectangleLines(posX, posY, sizeX, sizeY, color);
break;
case BZ_TILE_SHAPE_ELLIPSE:
DrawEllipseLines(posX, posY, sizeX, sizeY, color);
break;
}
i32 posX = x * sizeX;
i32 posY = y * sizeY;
if (map->collisionMap[idx])
DrawRectangleLines(posX, posY, sizeX, sizeY, color);
}
}
}
BzTileShape bzTileMapGetCollider(BzTileMap *map, i32 x, i32 y) {
BzTileShape invalid = {.type = BZ_TILE_SHAPE_NONE};
if (map->colliderMap == 0) return invalid;
bool bzTileMapHasCollision(BzTileMap *map, i32 x, i32 y) {
if (!map->collisionMap) return false;
i32 idx = y * map->width + x;
if (idx < 0 || idx >= map->width * map->height) {
return invalid;
}
return map->colliderMap[idx];
return map->collisionMap[idx];
}
void bzTileMapUpdateColliders(BzTileMap *map, i32 x, i32 y, i32 sizeX, i32 sizeY) {
if (!map->colliderMap) return;
updateColliders(map, x, y, x + sizeX, y + sizeY);
void bzTileMapUpdateCollisions(BzTileMap *map, i32 x, i32 y, i32 sizeX, i32 sizeY) {
if (!map->collisionMap) return;
updateCollisionMap(map, x, y, sizeX, sizeY);
}

10
engine/breeze/map/map.h
View File

@@ -31,7 +31,7 @@ typedef struct BzTileObjectsDesc {
typedef struct BzTileMapDesc {
const char *path;
bool generateColliderMap;
bool generateCollisionMap;
BzTileset tilesets[BZ_MAP_MAX_TILESETS];
BzTileLayerDesc layers[BZ_MAP_MAX_LAYERS];
@@ -85,7 +85,7 @@ typedef struct BzTileMap {
i32 tileWidth;
i32 tileHeight;
BzTileShape *colliderMap;
bool *collisionMap;
BzTileLayer layers[BZ_MAP_MAX_LAYERS];
i32 layerCount;
@@ -123,9 +123,9 @@ BzTileLayer *bzTileMapGetLayer(BzTileMap *map, i32 slotID);
BzTileObjectGroup *bzTileMapGetObjects(BzTileMap *map, i32 slotID);
void bzTileMapDraw(BzTileMap *map);
void bzTileMapDrawColliders(BzTileMap *map);
BzTileShape bzTileMapGetCollider(BzTileMap *map, i32 x, i32 y);
void bzTileMapUpdateColliders(BzTileMap *map, i32 x, i32 y, i32 sizeX, i32 sizeY);
void bzTileMapDrawCollisions(BzTileMap *map);
bool bzTileMapHasCollision(BzTileMap *map, i32 x, i32 y);
void bzTileMapUpdateCollisions(BzTileMap *map, i32 x, i32 y, i32 sizeX, i32 sizeY);

24
game/buildings.c
View File

@@ -37,28 +37,10 @@ bool canPlaceBuilding(BzTileMap *map, BuildingType type, BzTile tileX, BzTile ti
if (tile == BUILDINGS_ROAD)
return false;
}
BzTileShape shape = bzTileMapGetCollider(map, x, y);
f32 posX = x * map->tileWidth;
f32 posY = y * map->tileHeight;
shape.x += posX;
shape.y += posY;
switch (shape.type) {
case BZ_TILE_SHAPE_NONE:
case BZ_TILE_SHAPE_POINT:
break;
case BZ_TILE_SHAPE_RECT: {
Rectangle shapeRec = {shape.x, shape.y, shape.sizeX, shape.sizeY};
if (CheckCollisionRecs(buildArea, shapeRec))
return false;
break;
}
case BZ_TILE_SHAPE_ELLIPSE: {
Vector2 pos = {shape.x, shape.y};
f32 radius = (shape.sizeX + shape.sizeY) * 0.5f;
if (CheckCollisionCircleRec(pos, radius, buildArea))
return false;
break;
}
if (bzTileMapHasCollision(map, posX, posY)) {
return false;
}
}
}
@@ -89,7 +71,7 @@ ecs_entity_t placeBuilding(BzTileMap *map, BuildingType type, BzTile tileX, BzTi
bzTileLayerSetTile(buildingLayer, layerTile, x, y, 1, 1);
buildingTile++;
bzTileMapUpdateColliders(map, x, y, 1, 1);
bzTileMapUpdateCollisions(map, x, y, map->tileWidth, map->tileHeight);
}
buildingTile += buildingTileset->width - sizeX;
}

12
game/main.c
View File

@@ -91,7 +91,7 @@ bool init(void *userData) {
game->map = bzTileMapCreate(&(BzTileMapDesc) {
.path="assets/maps/test.tmj",
.generateColliderMap=true,
.generateCollisionMap=true,
.tilesets[0]=game->terrainTileset,
.tilesets[1]=game->buildingsTileset,
.tilesets[2]=game->entitiesTileset,
@@ -140,6 +140,8 @@ bool init(void *userData) {
renderDebugPathSystem = renderDebugPath;
renderCollidersSystem = renderColliders;
game->debugDraw.mapColliders = true;
return true;
}
void deinit(void *userData) {
@@ -151,11 +153,13 @@ void deinit(void *userData) {
bzTilesetDestroy(&game->buildingsTileset);
bzTilesetDestroy(&game->entitiesTileset);
Game gameCopy = *game;
ecs_fini(ECS);
ECS = NULL;
bzObjectPoolDestroy(game->pools.pathData);
bzSpatialGridDestroy(game->entityGrid);
bzObjectPoolDestroy(gameCopy.pools.pathData);
bzSpatialGridDestroy(gameCopy.entityGrid);
}
@@ -288,7 +292,7 @@ void render(float dt, void *userData) {
ecs_enable(ECS, renderDebugPathSystem, game->debugDraw.path);
ecs_enable(ECS, renderCollidersSystem, game->debugDraw.entityColliders);
if (game->debugDraw.mapColliders)
bzTileMapDrawColliders(&game->map);
bzTileMapDrawCollisions(&game->map);
if (game->debugDraw.spatialGrid)
bzSpatialGridDrawDebugGrid(game->entityGrid);

2
game/pathfinding.c
View File

@@ -54,7 +54,7 @@ bool findPath(const PathfindingDesc *desc) {
if (y < 0 || y >= map->height ||
x < 0 || x >= map->width)
continue;
if (bzTileMapGetCollider(map, x, y).type != BZ_TILE_SHAPE_NONE)
if (bzTileMapHasCollision(map, x, y))
continue;
Visited *curVisited = &visited[y * map->width + x];
if (curVisited->visited)