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Support for colliders

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This commit is contained in:
Klemen Plestenjak
2023-11-08 16:41:00 +01:00
parent e56c2a067e
commit 50241f9c26
10 changed files with 255 additions and 27 deletions
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62
engine/breeze/world/tileset.c
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@@ -1,31 +1,57 @@
#include <assert.h>
#include <cute_tiled.h>
#include <stdio.h>
#include <cute_tiled.h>
#include "tileset.h"
#include "../core/memory.h"
BzTileset BZ_TILESET_INVALID = {.isValid = false};
BzTileset bzTilesetCreate(const BzTilesetDesc *desc) {
BzTileset tileset = {};
cute_tiled_tileset_t *source = cute_tiled_load_external_tileset(desc->path, NULL);
cute_tiled_tileset_t *cuteTileset = cute_tiled_load_external_tileset(desc->path, NULL);
tileset.tiles = LoadTexture(desc->texturePath);
tileset.startID = source->firstgid;
tileset.tileWidth = source->tilewidth;
tileset.tileHeight = source->tileheight;
tileset.startID = cuteTileset->firstgid;
tileset.tileWidth = cuteTileset->tilewidth;
tileset.tileHeight = cuteTileset->tileheight;
tileset.offsetX = source->tileoffset_x;
tileset.offsetY = source->tileoffset_y;
tileset.offsetX = cuteTileset->tileoffset_x;
tileset.offsetY = cuteTileset->tileoffset_y;
tileset.width = tileset.tiles.width / tileset.tileWidth;
tileset.height = tileset.tiles.height / tileset.tileHeight;
cute_tiled_free_external_tileset(source);
tileset.tileCount = tileset.width * tileset.tileHeight;
tileset.tileColliders = bzAlloc(tileset.tileCount * sizeof(*tileset.tileColliders));
for (i32 i = 0; i < tileset.tileCount; i++) {
tileset.tileColliders[i] = (BzTileCollider) {BZ_TILE_COLLIDER_NONE};
}
if (tileset.tiles.width != source->imagewidth ||
tileset.tiles.height != source->imageheight) {
cute_tiled_tile_descriptor_t *cuteTile = cuteTileset->tiles;
while (cuteTile) {
if (!cuteTile->objectgroup) break;
cute_tiled_object_t *cuteObject = cuteTile->objectgroup->objects;
// NOTE: Only supporting single collider (integer values)
if (cuteObject) {
if (cuteObject->vertices) break;
BzTileCollider collider = {BZ_TILE_COLLIDER_RECT};
if (cuteObject->ellipse)
collider.type = BZ_TILE_COLLIDER_ELLIPSE;
collider.x = (i8) cuteObject->x;
collider.y = (i8) cuteObject->y;
collider.sizeX = (i8) cuteObject->width;
collider.sizeY = (i8) cuteObject->height;
tileset.tileColliders[cuteTile->tile_index] = collider;
}
cuteTile = cuteTile->next;
}
cute_tiled_free_external_tileset(cuteTileset);
if (tileset.tiles.width != cuteTileset->imagewidth ||
tileset.tiles.height != cuteTileset->imageheight) {
bzTilesetDestroy(&tileset);
return BZ_TILESET_INVALID;
}
@@ -36,11 +62,23 @@ BzTileset bzTilesetCreate(const BzTilesetDesc *desc) {
Rectangle bzTilesetGetTileRegion(BzTileset *tileset, int tileID) {
tileID = tileID - tileset->startID;
if (tileID < 0 || tileID >= tileset->tileCount) {
return (Rectangle){};
}
int posX = tileID % tileset->width;
int posY = tileID / tileset->width;
return (Rectangle) {posX * tileset->tileWidth, posY * tileset->tileHeight,
tileset->tileWidth, tileset->tileHeight};
}
BzTileCollider bzTilesetGetTileCollider(BzTileset *tileset, int tileID) {
tileID = tileID - tileset->startID;
if (tileID < 0 || tileID >= tileset->tileCount) {
return (BzTileCollider) {.type = BZ_TILE_COLLIDER_NONE};
}
return tileset->tileColliders[tileID];
}
void bzTilesetDestroy(BzTileset *tileset) {
UnloadTexture(tileset->tiles);