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对像素进行取整保证在不同分辨率下保持清晰

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This commit is contained in:
yhh
2021-05-25 11:16:49 +08:00
parent da3ab02a8d
commit 6c44d38c10
8 changed files with 53 additions and 45 deletions
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6
source/src/Physics/SpatialHash.ts
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@@ -181,11 +181,11 @@ module es {
while (currentCell.x != lastCell.x || currentCell.y != lastCell.y){
if (tMaxX < tMaxY){
currentCell.x = Math.floor(MathHelper.approach(currentCell.x, lastCell.x, Math.abs(stepX)));
currentCell.x = Math.trunc(MathHelper.approach(currentCell.x, lastCell.x, Math.abs(stepX)));
tMaxX += tDeltaX;
}else{
currentCell.y = Math.floor(MathHelper.approach(currentCell.y, lastCell.y, Math.abs(stepY)));
currentCell.y = Math.trunc(MathHelper.approach(currentCell.y, lastCell.y, Math.abs(stepY)));
tMaxY += tDeltaY;
}
@@ -286,7 +286,7 @@ module es {
* @param y
*/
public cellCoords(x: number, y: number): Vector2 {
return new Vector2(Math.floor(x * this._inverseCellSize), Math.floor(y * this._inverseCellSize));
return new Vector2(MathHelper.floorToInt(x * this._inverseCellSize), MathHelper.floorToInt(y * this._inverseCellSize));
}
/**