88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
#include <cute_tiled.h>
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#include <stdio.h>
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#include "tileset.h"
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#include "../core/memory.h"
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BzTileset BZ_TILESET_INVALID = {.isValid = false};
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BzTileset bzTilesetCreate(const BzTilesetDesc *desc) {
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BzTileset tileset = {};
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cute_tiled_tileset_t *cuteTileset = cute_tiled_load_external_tileset(desc->path, NULL);
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tileset.tiles = LoadTexture(desc->texturePath);
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tileset.startID = cuteTileset->firstgid;
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tileset.tileWidth = cuteTileset->tilewidth;
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tileset.tileHeight = cuteTileset->tileheight;
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tileset.offsetX = cuteTileset->tileoffset_x;
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tileset.offsetY = cuteTileset->tileoffset_y;
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tileset.width = tileset.tiles.width / tileset.tileWidth;
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tileset.height = tileset.tiles.height / tileset.tileHeight;
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tileset.tileCount = tileset.width * tileset.tileHeight;
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tileset.tileColliders = bzAlloc(tileset.tileCount * sizeof(*tileset.tileColliders));
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for (i32 i = 0; i < tileset.tileCount; i++) {
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tileset.tileColliders[i] = (BzTileCollider) {BZ_TILE_COLLIDER_NONE};
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}
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cute_tiled_tile_descriptor_t *cuteTile = cuteTileset->tiles;
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while (cuteTile) {
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if (!cuteTile->objectgroup) break;
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cute_tiled_object_t *cuteObject = cuteTile->objectgroup->objects;
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// NOTE: Only supporting single collider (integer values)
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if (cuteObject) {
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if (cuteObject->vertices) break;
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BzTileCollider collider = {BZ_TILE_COLLIDER_RECT};
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if (cuteObject->ellipse)
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collider.type = BZ_TILE_COLLIDER_ELLIPSE;
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collider.x = (i8) cuteObject->x;
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collider.y = (i8) cuteObject->y;
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collider.sizeX = (i8) cuteObject->width;
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collider.sizeY = (i8) cuteObject->height;
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tileset.tileColliders[cuteTile->tile_index] = collider;
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}
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cuteTile = cuteTile->next;
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}
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cute_tiled_free_external_tileset(cuteTileset);
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if (tileset.tiles.width != cuteTileset->imagewidth ||
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tileset.tiles.height != cuteTileset->imageheight) {
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bzTilesetDestroy(&tileset);
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return BZ_TILESET_INVALID;
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}
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tileset.isValid = true;
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return tileset;
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}
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Rectangle bzTilesetGetTileRegion(BzTileset *tileset, int tileID) {
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tileID = tileID - tileset->startID;
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if (tileID < 0 || tileID >= tileset->tileCount) {
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return (Rectangle){};
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}
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int posX = tileID % tileset->width;
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int posY = tileID / tileset->width;
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return (Rectangle) {posX * tileset->tileWidth, posY * tileset->tileHeight,
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tileset->tileWidth, tileset->tileHeight};
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}
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BzTileCollider bzTilesetGetTileCollider(BzTileset *tileset, int tileID) {
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tileID = tileID - tileset->startID;
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if (tileID < 0 || tileID >= tileset->tileCount) {
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return (BzTileCollider) {.type = BZ_TILE_COLLIDER_NONE};
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}
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return tileset->tileColliders[tileID];
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}
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void bzTilesetDestroy(BzTileset *tileset) {
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UnloadTexture(tileset->tiles);
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*tileset = BZ_TILESET_INVALID;
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}
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