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| author | Robert Vollmert <rvollmert@gmx.net> | 2009-10-11 17:50:44 +0200 |
|---|---|---|
| committer | Robert Vollmert <rvollmert@gmx.net> | 2009-10-11 18:05:00 +0200 |
| commit | 76155fcf6ab0806582f42694e42f87dcb57938fd (patch) | |
| tree | 8d20e6220e3eca6ad45bcee454bc4ebab1b6c10c /crawl-ref/source/ray.cc | |
| parent | 4b84fa4805af04d59d98eba0425be894831e7383 (diff) | |
| download | crawl-ref-76155fcf6ab0806582f42694e42f87dcb57938fd.tar.gz crawl-ref-76155fcf6ab0806582f42694e42f87dcb57938fd.zip | |
Simplify quadrant mirroring in ray_def::raw_advance.
Diffstat (limited to 'crawl-ref/source/ray.cc')
| -rw-r--r-- | crawl-ref/source/ray.cc | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/crawl-ref/source/ray.cc b/crawl-ref/source/ray.cc index 604d448c80..ca7ac771c2 100644 --- a/crawl-ref/source/ray.cc +++ b/crawl-ref/source/ray.cc @@ -314,23 +314,23 @@ int ray_def::raw_advance() break; case 1: // going down-left - accx = 100.0 - EPSILON_VALUE/10.0 - accx; + accx *= -1; rc = _find_next_intercept(); - accx = 100.0 - EPSILON_VALUE/10.0 - accx; + accx *= -1; break; case 2: // going up-left - accx = 100.0 - EPSILON_VALUE/10.0 - accx; - accy = 100.0 - EPSILON_VALUE/10.0 - accy; + accx *= -1; + accy *= -1; rc = _find_next_intercept(); - accx = 100.0 - EPSILON_VALUE/10.0 - accx; - accy = 100.0 - EPSILON_VALUE/10.0 - accy; + accx *= -1; + accy *= -1; break; case 3: // going up-right - accy = 100.0 - EPSILON_VALUE/10.0 - accy; + accy *= -1; rc = _find_next_intercept(); - accy = 100.0 - EPSILON_VALUE/10.0 - accy; + accy *= -1; break; default: rc = -1; |