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(svn r7590) -Codechange: (r7585) 

- use existing struct Rect instead of declaring new StationRect
 - use inline functions instead of macros
This commit is contained in:
KUDr 2006-12-28 11:52:12 +00:00
parent d657aa97de
commit 02c07d2a86
2 changed files with 26 additions and 35 deletions
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11
station.h
View File

@ -47,15 +47,6 @@ typedef struct StationSpecList {
uint8 localidx; /// Station ID within GRF of station
} StationSpecList;
/** Station spread out rectangle (not saved) */
typedef struct StationRect
{
uint16 left;
uint16 top;
uint16 right;
uint16 bottom;
} StationRect;
struct Station {
TileIndex xy;
RoadStop *bus_stops;
@ -104,7 +95,7 @@ struct Station {
byte bus_stop_status_obsolete;
byte blocked_months_obsolete;
StationRect rect;
Rect rect; ///< Station spread out rectangle (not saved) maintained by StationRect_xxx() functions
};
enum {

50
station_cmd.c
View File

@ -37,9 +37,9 @@
static void StationRect_Init(Station *st);
static bool StationRect_IsEmpty(Station *st);
static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec);
static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, uint16 w, uint16 h, bool exec);
static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, bool exec);
static bool StationRect_AfterRemoveTile(Station *st, TileIndex tile);
static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, uint16 w, uint16 h);
static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, int w, int h);
/**
@ -744,7 +744,7 @@ static void UpdateStationAcceptance(Station *st, bool show_msg)
static void UpdateStationSignCoord(Station *st)
{
StationRect *r = &st->rect;
Rect *r = &st->rect;
if (StationRect_IsEmpty(st)) return; // no tiles belong to this station
@ -3149,14 +3149,14 @@ const ChunkHandler _station_chunk_handlers[] = {
};
#define my_min(a, b) (((a) < (b)) ? (a) : (b))
#define my_max(a, b) (((a) > (b)) ? (a) : (b))
#define my_value_in_range(v, a, b) ((a) <= (v) && (v) <= (b))
#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))
static inline bool PtInRectXY(Rect *r, int x, int y)
{
return (r->left <= x && x <= r->right && r->top <= y && y <= r->bottom);
}
static void StationRect_Init(Station *st)
{
StationRect *r = &st->rect;
Rect *r = &st->rect;
r->left = r->top = r->right = r->bottom = 0;
}
@ -3167,20 +3167,20 @@ static bool StationRect_IsEmpty(Station *st)
static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec)
{
StationRect *r = &st->rect;
uint16 x = TileX(tile);
uint16 y = TileY(tile);
Rect *r = &st->rect;
int x = TileX(tile);
int y = TileY(tile);
if (StationRect_IsEmpty(st)) {
// we are adding the first station tile
r->left = r->right = x;
r->top = r->bottom = y;
} else if (!my_pt_in_rect(r, x, y)) {
} else if (!PtInRectXY(r, x, y)) {
// current rect is not empty and new point is outside this rect
// make new spread-out rectangle
StationRect new_rect = {my_min(x, r->left), my_min(y, r->top), my_max(x, r->right), my_max(y, r->bottom)};
Rect new_rect = {min(x, r->left), min(y, r->top), max(x, r->right), max(y, r->bottom)};
// check new rect dimensions against preset max
uint16 w = new_rect.right - new_rect.left + 1;
uint16 h = new_rect.bottom - new_rect.top + 1;
int w = new_rect.right - new_rect.left + 1;
int h = new_rect.bottom - new_rect.top + 1;
if (w > _patches.station_spread || h > _patches.station_spread) {
assert(!exec);
_error_message = STR_306C_STATION_TOO_SPREAD_OUT;
@ -3197,16 +3197,16 @@ static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec)
return true;
}
static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, uint16 w, uint16 h, bool exec)
static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, bool exec)
{
return StationRect_BeforeAddTile(st, tile, exec) && StationRect_BeforeAddTile(st, TILE_ADDXY(tile, w - 1, h - 1), exec);
}
static inline bool ScanRectForStationTiles(StationID st_id, uint16 left, uint16 top, uint16 right, uint16 bottom)
static inline bool ScanRectForStationTiles(StationID st_id, int left, int top, int right, int bottom)
{
TileIndex top_left = TileXY(left, top);
uint16 width = right - left + 1;
uint16 height = bottom - top + 1;
int width = right - left + 1;
int height = bottom - top + 1;
BEGIN_TILE_LOOP(tile, width, height, top_left)
if (IsTileType(tile, MP_STATION) && GetStationIndex(tile) == st_id) return true;
END_TILE_LOOP(tile, width, height, top_left);
@ -3215,9 +3215,9 @@ static inline bool ScanRectForStationTiles(StationID st_id, uint16 left, uint16
static bool StationRect_AfterRemoveTile(Station *st, TileIndex tile)
{
StationRect *r = &st->rect;
uint16 x = TileX(tile);
uint16 y = TileY(tile);
Rect *r = &st->rect;
int x = TileX(tile);
int y = TileY(tile);
bool reduce_x, reduce_y;
// look if removed tile was on the bounding rect edge
@ -3262,11 +3262,11 @@ static bool StationRect_AfterRemoveTile(Station *st, TileIndex tile)
return false; // non-empty remaining rect
}
static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, uint16 w, uint16 h)
static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, int w, int h)
{
bool empty;
assert(my_pt_in_rect(&st->rect, TileX(tile), TileY(tile)));
assert(my_pt_in_rect(&st->rect, TileX(tile) + w - 1, TileY(tile) + h - 1));
assert(PtInRectXY(&st->rect, TileX(tile), TileY(tile)));
assert(PtInRectXY(&st->rect, TileX(tile) + w - 1, TileY(tile) + h - 1));
empty = StationRect_AfterRemoveTile(st, tile);
if (w != 1 || h != 1) empty = empty || StationRect_AfterRemoveTile(st, TILE_ADDXY(tile, w - 1, h - 1));
return empty;