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arc quirk fixed, perf improved

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This commit is contained in:
Ryan Oldenburg 2021-10-19 14:51:46 -05:00
parent 42f98d8a1c
commit 1ca7d752f9
1 changed files with 4 additions and 6 deletions
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10
src/pixie/paths.nim
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@ -1020,8 +1020,7 @@ proc requiresAntiAliasing(segments: seq[(Segment, int16)]): bool =
template hasFractional(v: float32): bool =
v - trunc(v) != 0
for i in 0 ..< segments.len: # For gc:arc
let segment = segments[i][0]
for i, (segment, _) in segments:
if segment.at.x != segment.to.x or
segment.at.x.hasFractional() or # at.x and to.x are the same
segment.at.y.hasFractional() or
@ -1042,8 +1041,7 @@ proc computeBounds(segments: seq[(Segment, int16)]): Rect =
xMax = float32.low
yMin = float32.high
yMax = float32.low
for i in 0 ..< segments.len: # For gc:arc
let segment = segments[i][0]
for i, (segment, _) in segments:
xMin = min(xMin, min(segment.at.x, segment.to.x))
xMax = max(xMax, max(segment.at.x, segment.to.x))
yMin = min(yMin, segment.at.y)
@ -1154,7 +1152,7 @@ iterator walk(
var
prevAt: float32
count: int32
for i in 0 ..< numHits: # For gc:arc
for i in 0 ..< numHits:
let (at, winding) = hits[i]
if windingRule == wrNonZero and
(count != 0) == (count + winding != 0) and
@ -1202,7 +1200,7 @@ proc computeCoverages(
scanline.a.y = yLine
scanline.b.y = yLine
numHits = 0
for i in 0 ..< partitioning.partitions[partitionIndex].len: # For gc:arc
for i in 0 ..< partitioning.partitions[partitionIndex].len: # Perf
let
segment = partitioning.partitions[partitionIndex][i][0]
winding = partitioning.partitions[partitionIndex][i][1]