MyouProject/pixie
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This commit is contained in:
Ryan Oldenburg 2021-01-26 18:21:14 -06:00
parent 1af7f5ca7c
commit 7389c9257b
1 changed files with 4 additions and 4 deletions
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8
src/pixie/images.nim
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@ -466,7 +466,7 @@ proc drawCorrect*(a, b: Image, mat: Mat3, blendMode: BlendMode) =
proc drawUber( proc drawUber(
a, b: Image, a, b: Image,
p, dx, dy: Vec2, p, dx, dy: Vec2,
segments: array[0..3, Segment], perimeter: array[0..3, Segment],
blendMode: BlendMode, blendMode: BlendMode,
smooth: bool smooth: bool
) = ) =
@ -480,7 +480,7 @@ proc drawUber(
a: vec2(-1000, y.float32 + yOffset), a: vec2(-1000, y.float32 + yOffset),
b: vec2(1000, y.float32 + yOffset) b: vec2(1000, y.float32 + yOffset)
) )
for segment in segments: for segment in perimeter:
var at: Vec2 var at: Vec2
if scanline.intersects(segment, at) and segment.to != at: if scanline.intersects(segment, at) and segment.to != at:
xMin = min(xMin, at.x.floor.int) xMin = min(xMin, at.x.floor.int)
@ -520,7 +520,7 @@ proc draw*(a, b: Image, mat: Mat3, blendMode: BlendMode) =
mat * vec2(b.width.float32, b.height.float32), mat * vec2(b.width.float32, b.height.float32),
mat * vec2(0, b.height.float32) mat * vec2(0, b.height.float32)
] ]
segments = [ perimeter = [
segment(corners[0], corners[1]), segment(corners[0], corners[1]),
segment(corners[1], corners[2]), segment(corners[1], corners[2]),
segment(corners[2], corners[3]), segment(corners[2], corners[3]),
@ -551,7 +551,7 @@ proc draw*(a, b: Image, mat: Mat3, blendMode: BlendMode) =
mat[2, 1].fractional == 0.0 mat[2, 1].fractional == 0.0
) )
a.drawUber(b, p, dx, dy, segments, blendMode, smooth) a.drawUber(b, p, dx, dy, perimeter, blendMode, smooth)
proc draw*(a, b: Image, pos = vec2(0, 0), blendMode = bmNormal) {.inline.} = proc draw*(a, b: Image, pos = vec2(0, 0), blendMode = bmNormal) {.inline.} =
a.draw(b, translate(pos), blendMode) a.draw(b, translate(pos), blendMode)