Change collisionMap to boolean value

This commit is contained in:
2023-11-18 12:53:34 +01:00
parent 05f1789e5c
commit 2d50a43a73
5 changed files with 42 additions and 78 deletions

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);
}

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);