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Optimise the algorithm for virtual floor invalidation.

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This commit is contained in:
ZehMatt
2018-03-04 19:02:07 +01:00
committed by Aaron van Geffen
parent ba1d269227
commit c8328610ee
4 changed files with 119 additions and 60 deletions
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27
src/openrct2/world/Map.cpp
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@@ -4130,6 +4130,33 @@ void map_invalidate_element(sint32 x, sint32 y, rct_tile_element *tileElement)
map_invalidate_tile(x, y, tileElement->base_height * 8, tileElement->clearance_height * 8);
}
void map_invalidate_region(const LocationXY16& mins, const LocationXY16& maxs)
{
sint32 x0, y0, x1, y1, left, right, top, bottom;
x0 = mins.x + 16;
y0 = mins.y + 16;
x1 = maxs.x + 16;
y1 = maxs.y + 16;
map_get_bounding_box(x0, y0, x1, y1, &left, &top, &right, &bottom);
left -= 32;
right += 32;
bottom += 32;
top -= 32 + 2080;
for (sint32 i = 0; i < MAX_VIEWPORT_COUNT; i++)
{
rct_viewport *viewport = &g_viewport_list[i];
if (viewport->width != 0)
{
viewport_invalidate(viewport, left, top, right, bottom);
}
}
}
sint32 map_get_tile_side(sint32 mapX, sint32 mapY)
{
sint32 subMapX = mapX & (32 - 1);