mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r7590) -Codechange: (r7585)
- use existing struct Rect instead of declaring new StationRect - use inline functions instead of macros
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d657aa97de
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02c07d2a86
11
station.h
11
station.h
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@ -47,15 +47,6 @@ typedef struct StationSpecList {
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uint8 localidx; /// Station ID within GRF of station
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} StationSpecList;
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/** Station spread out rectangle (not saved) */
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typedef struct StationRect
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{
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uint16 left;
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uint16 top;
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uint16 right;
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uint16 bottom;
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} StationRect;
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struct Station {
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TileIndex xy;
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RoadStop *bus_stops;
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@ -104,7 +95,7 @@ struct Station {
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byte bus_stop_status_obsolete;
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byte blocked_months_obsolete;
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StationRect rect;
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Rect rect; ///< Station spread out rectangle (not saved) maintained by StationRect_xxx() functions
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};
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enum {
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@ -37,9 +37,9 @@
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static void StationRect_Init(Station *st);
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static bool StationRect_IsEmpty(Station *st);
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static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec);
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static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, uint16 w, uint16 h, bool exec);
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static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, bool exec);
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static bool StationRect_AfterRemoveTile(Station *st, TileIndex tile);
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static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, uint16 w, uint16 h);
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static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, int w, int h);
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/**
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@ -744,7 +744,7 @@ static void UpdateStationAcceptance(Station *st, bool show_msg)
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static void UpdateStationSignCoord(Station *st)
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{
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StationRect *r = &st->rect;
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Rect *r = &st->rect;
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if (StationRect_IsEmpty(st)) return; // no tiles belong to this station
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@ -3149,14 +3149,14 @@ const ChunkHandler _station_chunk_handlers[] = {
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};
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#define my_min(a, b) (((a) < (b)) ? (a) : (b))
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#define my_max(a, b) (((a) > (b)) ? (a) : (b))
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#define my_value_in_range(v, a, b) ((a) <= (v) && (v) <= (b))
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#define my_pt_in_rect(r, x, y) (my_value_in_range(x, (r)->left, (r)->right) && my_value_in_range(y, (r)->top, (r)->bottom))
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static inline bool PtInRectXY(Rect *r, int x, int y)
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{
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return (r->left <= x && x <= r->right && r->top <= y && y <= r->bottom);
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}
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static void StationRect_Init(Station *st)
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{
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StationRect *r = &st->rect;
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Rect *r = &st->rect;
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r->left = r->top = r->right = r->bottom = 0;
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}
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@ -3167,20 +3167,20 @@ static bool StationRect_IsEmpty(Station *st)
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static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec)
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{
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StationRect *r = &st->rect;
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uint16 x = TileX(tile);
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uint16 y = TileY(tile);
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Rect *r = &st->rect;
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int x = TileX(tile);
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int y = TileY(tile);
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if (StationRect_IsEmpty(st)) {
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// we are adding the first station tile
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r->left = r->right = x;
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r->top = r->bottom = y;
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} else if (!my_pt_in_rect(r, x, y)) {
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} else if (!PtInRectXY(r, x, y)) {
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// current rect is not empty and new point is outside this rect
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// make new spread-out rectangle
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StationRect new_rect = {my_min(x, r->left), my_min(y, r->top), my_max(x, r->right), my_max(y, r->bottom)};
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Rect new_rect = {min(x, r->left), min(y, r->top), max(x, r->right), max(y, r->bottom)};
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// check new rect dimensions against preset max
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uint16 w = new_rect.right - new_rect.left + 1;
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uint16 h = new_rect.bottom - new_rect.top + 1;
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int w = new_rect.right - new_rect.left + 1;
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int h = new_rect.bottom - new_rect.top + 1;
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if (w > _patches.station_spread || h > _patches.station_spread) {
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assert(!exec);
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_error_message = STR_306C_STATION_TOO_SPREAD_OUT;
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@ -3197,16 +3197,16 @@ static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec)
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return true;
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}
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static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, uint16 w, uint16 h, bool exec)
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static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, bool exec)
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{
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return StationRect_BeforeAddTile(st, tile, exec) && StationRect_BeforeAddTile(st, TILE_ADDXY(tile, w - 1, h - 1), exec);
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}
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static inline bool ScanRectForStationTiles(StationID st_id, uint16 left, uint16 top, uint16 right, uint16 bottom)
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static inline bool ScanRectForStationTiles(StationID st_id, int left, int top, int right, int bottom)
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{
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TileIndex top_left = TileXY(left, top);
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uint16 width = right - left + 1;
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uint16 height = bottom - top + 1;
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int width = right - left + 1;
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int height = bottom - top + 1;
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BEGIN_TILE_LOOP(tile, width, height, top_left)
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if (IsTileType(tile, MP_STATION) && GetStationIndex(tile) == st_id) return true;
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END_TILE_LOOP(tile, width, height, top_left);
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@ -3215,9 +3215,9 @@ static inline bool ScanRectForStationTiles(StationID st_id, uint16 left, uint16
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static bool StationRect_AfterRemoveTile(Station *st, TileIndex tile)
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{
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StationRect *r = &st->rect;
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uint16 x = TileX(tile);
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uint16 y = TileY(tile);
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Rect *r = &st->rect;
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int x = TileX(tile);
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int y = TileY(tile);
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bool reduce_x, reduce_y;
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// look if removed tile was on the bounding rect edge
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@ -3262,11 +3262,11 @@ static bool StationRect_AfterRemoveTile(Station *st, TileIndex tile)
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return false; // non-empty remaining rect
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}
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static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, uint16 w, uint16 h)
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static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, int w, int h)
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{
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bool empty;
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assert(my_pt_in_rect(&st->rect, TileX(tile), TileY(tile)));
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assert(my_pt_in_rect(&st->rect, TileX(tile) + w - 1, TileY(tile) + h - 1));
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assert(PtInRectXY(&st->rect, TileX(tile), TileY(tile)));
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assert(PtInRectXY(&st->rect, TileX(tile) + w - 1, TileY(tile) + h - 1));
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empty = StationRect_AfterRemoveTile(st, tile);
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if (w != 1 || h != 1) empty = empty || StationRect_AfterRemoveTile(st, TILE_ADDXY(tile, w - 1, h - 1));
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return empty;
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