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Recalculate faces: make this reset faces on non-colliding tiles

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This handles edge cases where things like copy can make a tile become non-colliding w/o reseting faces
This commit is contained in:
Michael Hadley 2017-11-30 17:18:27 -06:00
parent ef942fb204
commit 01f34e18b7
3 changed files with 33 additions and 9 deletions
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15
v3/src/gameobjects/tilemap/Tile.js
View file

@ -286,6 +286,21 @@ var Tile = new Class({
return this;
},
/**
* Reset faces.
*
* @returns {this}
*/
resetFaces: function ()
{
this.faceTop = false;
this.faceBottom = false;
this.faceLeft = false;
this.faceRight = false;
return this;
},
/**
* Sets the collision flags for each side of this tile and updates the interesting faces list.
*

25
v3/src/gameobjects/tilemap/components/CalculateFacesWithin.js
View file

@ -25,17 +25,24 @@ var CalculateFacesWithin = function (tileX, tileY, width, height, layer)
{
var tile = tiles[i];
if (tile && tile.collides)
if (tile)
{
above = GetTileAt(tile.x, tile.y - 1, true, layer);
below = GetTileAt(tile.x, tile.y + 1, true, layer);
left = GetTileAt(tile.x - 1, tile.y, true, layer);
right = GetTileAt(tile.x + 1, tile.y, true, layer);
if (tile.collides)
{
above = GetTileAt(tile.x, tile.y - 1, true, layer);
below = GetTileAt(tile.x, tile.y + 1, true, layer);
left = GetTileAt(tile.x - 1, tile.y, true, layer);
right = GetTileAt(tile.x + 1, tile.y, true, layer);
tile.faceTop = (above && above.collides) ? false : true;
tile.faceBottom = (below && below.collides) ? false : true;
tile.faceLeft = (left && left.collides) ? false : true;
tile.faceRight = (right && right.collides) ? false : true;
tile.faceTop = (above && above.collides) ? false : true;
tile.faceBottom = (below && below.collides) ? false : true;
tile.faceLeft = (left && left.collides) ? false : true;
tile.faceRight = (right && right.collides) ? false : true;
}
else
{
tile.resetFaces();
}
}
}
};

2
v3/src/gameobjects/tilemap/components/RecalculateFacesAt.js
View file

@ -52,6 +52,8 @@ var RecalculateFacesAt = function (tileX, tileY, layer)
right.faceLeft = !tileCollides;
}
if (tile && !tile.collides) { tile.resetFaces(); }
return tile;
};