Introduce tall tiles.

Some features are still missing but the commit is large enough as it is. TODO: render layers and fix minor artifacts.

1 files changed, 28 insertions, 28 deletions

diff --git a/src/world.cpp b/src/world.cpp
index 5c2d7b3..6a0ba97 100644
--- a/src/world.cpp
+++ b/src/world.cpp
@@ -27,50 +27,50 @@ void register_tile(uint8_t type, cflags_t cflags)
 	tiles[type] = cflags;
 }
 
-void world_t::generate(sector_t *sector, sector_index_t index, bool partial)
+void world_t::generate(sector_t *sector, sector_index_t index, sector_level_t level)
 {
 	bool gen_tiles = false, gen_decos = false;
 
 	sector->index = index;
-
 	sector->bounds.v[0] = (v2f_t)index * SECTOR_SIZE;
 	sector->bounds.v[1] = sector->bounds.v[0] + v2f_t(SECTOR_SIZE, SECTOR_SIZE);
 
-	if (sector->empty) {
-		if (partial)
+	if (sector->level == SECTOR_EMPTY) {
+		if (level == SECTOR_PARTIAL)
 			gen_tiles = true;
-		else
+		else if (level == SECTOR_FULL)
 			gen_tiles = gen_decos = true;
-	} else
+	} else if (sector->level == SECTOR_PARTIAL)
 		gen_decos = true;
 
-	sector->empty = false;
+	sector->level = level;
 	generator(this, index, sector, gen_tiles, gen_decos, generator_data);
 
 	stats.sectors++;
 	stats.tiles += SECTOR_SIZE * SECTOR_SIZE;
 
-	// Unused, for now.
-	/*
-	for (coord_t ly = 0; ly < SECTOR_SIZE; ly++)
-	for (coord_t lx = 0; lx < SECTOR_SIZE; lx++) {
+	if (sector->level < SECTOR_FULL)
+		return;
+
+	for (coord_t ty = 0; ty < SECTOR_SIZE; ty++)
+	for (coord_t tx = 0; tx < SECTOR_SIZE; tx++) {
 		tile_t *tile;
+		tile_index_t local(tx, ty);
 
-		tile = sector->tiles + ly * SECTOR_SIZE + lx;
+		tile = sector->tiles + ty * SECTOR_SIZE + tx;
 		tile->neighbors = 0;
 
 		for (size_t i = 0; i < 8; i++) {
 			tile_index_t neighbor_index;
 			tile_t *neighbor;
 
-			neighbor_index = index * SECTOR_SIZE + tile_index_t(lx, ly) + neighbor_offsets[i];
-			neighbor = get_tile(neighbor_index, true);
+			neighbor_index = index * SECTOR_SIZE + local + neighbor_offsets[i];
+			neighbor = get_tile(neighbor_index, SECTOR_PARTIAL);
 
 			if (neighbor->type == tile->type)
 				tile->neighbors |= (1 << i);
 		}
 	}
-	*/
 }
 
 bool world_t::find_path(v2f_t src, v2f_t dst, cmodel_t *cmodel, entity_t *ignore,
@@ -91,7 +91,7 @@ bool world_t::find_path(v2f_t src, v2f_t dst, cmodel_t *cmodel, entity_t *ignore
 
 		index = finder.base + tile_index_t(x, y);
 
-		if (!(tiles[get_tile(index)->type] & cmodel->cflags))
+		if (!(tiles[get_tile(index, SECTOR_FULL)->type] & cmodel->cflags))
 			continue;
 
 		combined[0] = v2f_t(index)  - cmodel_dims / 2;
@@ -129,19 +129,19 @@ bool world_t::find_path(v2f_t src, v2f_t dst, cmodel_t *cmodel, entity_t *ignore
 	return true;
 }
 
-sector_t *world_t::get_sector(sector_index_t index, bool partial)
+sector_t *world_t::get_sector(sector_index_t index, sector_level_t level)
 {
 	sector_t *sector;
 
 	sector = &sectors[index];
 
-	if (sector->empty)
-		generate(sector, index, partial);
+	if (sector->level < level)
+		generate(sector, index, level);
 
 	return sector;
 }
 
-tile_t *world_t::get_tile(tile_index_t index, bool partial)
+tile_t *world_t::get_tile(tile_index_t index, sector_level_t level)
 {
 	sector_index_t sector_index;
 	sector_t *sector;
@@ -149,12 +149,12 @@ tile_t *world_t::get_tile(tile_index_t index, bool partial)
 
 	sector_index[0] = divide_rmi(index[0], (int64_t)SECTOR_SIZE, &tx);
 	sector_index[1] = divide_rmi(index[1], (int64_t)SECTOR_SIZE, &ty);
-	sector = get_sector(sector_index, partial);
+	sector = get_sector(sector_index, level);
 
 	return sector->tiles + ty * SECTOR_SIZE + tx;
 }
 
-std::list<sector_t*> world_t::get_sectors(rectf_t rect)
+std::list<sector_t*> world_t::get_sectors(rectf_t rect, sector_level_t level)
 {
 	sector_index_t base, upper;
 	std::list<sector_t*> list;
@@ -165,7 +165,7 @@ std::list<sector_t*> world_t::get_sectors(rectf_t rect)
 	for (int64_t y = base[1]; y <= upper[1]; y++)
 	for (int64_t x = base[0]; x <= upper[0]; x++) {
 		sector_index_t index(x, y);
-		list.push_back(get_sector(index));
+		list.push_back(get_sector(index, level));
 	}
 
 	return list;
@@ -179,7 +179,7 @@ std::list<entity_t*> world_t::get_entities(rectf_t rect, cflags_t cflags)
 
 	cookie++;
 
-	for (sector_t *sector : get_sectors(rect))
+	for (sector_t *sector : get_sectors(rect, SECTOR_FULL))
 	for (entity_t *ent : sector->ents) {
 		if (ent->cookie == cookie)
 			continue;
@@ -204,7 +204,7 @@ std::list<entity_t*> world_t::get_render_entities(rectf_t rect)
 
 	cookie++;
 
-	for (sector_t *sector : get_sectors(rect))
+	for (sector_t *sector : get_sectors(rect, SECTOR_FULL))
 	for (entity_t *ent : sector->ents) {
 		if (ent->cookie == cookie)
 			continue;
@@ -224,7 +224,7 @@ bool world_t::test_rect(const cmodel_t *cmodel, const entity_t *ignore)
 {
 	cookie++;
 
-	for (sector_t *sector : get_sectors(cmodel->bounds)) {
+	for (sector_t *sector : get_sectors(cmodel->bounds, SECTOR_FULL)) {
 		rect_t<coord_t, 2> bounds;
 		tile_index_t index;
 
@@ -338,7 +338,7 @@ trace_t world_t::trace(v2f_t start, v2f_t end, cflags_t cflags)
 		index = (tile_index_t(x.floor()) ^ transforms_index[quad]) +
 		        offsets_index[quad];
 
-		if (tiles[get_tile(index, false)->type] & cflags) {
+		if (tiles[get_tile(index, SECTOR_FULL)->type] & cflags) {
 			res.hit = true;
 			res.end = x ^ transforms[quad];
 			res.frac = (x - start).len() / (end - start).len();
@@ -423,7 +423,7 @@ void entity_t::link(world_t *world_)
 		sector_index_t index = base + sector_index_t(x, y);
 		sector_t *sector;
 
-		sector = world->get_sector(index);
+		sector = world->get_sector(index, SECTOR_FULL);
 		link_to_sector(sector);
 	}