Merge pull request #32 from guzba/master

bumpy

Author: treeform

.gitignore

@@ -9,3 +9,4 @@ nimcache
 *.pdb
 *.ilk
 .*
+*.dll

pixie.nimble

@@ -11,3 +11,4 @@ requires "chroma >= 0.1.5"
 requires "zippy >= 0.3.5"
 requires "flatty >= 0.1.2"
 requires "nimsimd >= 0.4.6"
+requires "bumpy >= 0.1.0"

src/pixie/common.nim

@@ -3,30 +3,6 @@ import vmath
 type
   PixieError* = object of ValueError ## Raised if an operation fails.
 
-  Segment* = object
-    ## A math segment from point "at" to point "to"
-    at*: Vec2
-    to*: Vec2
-
-proc segment*(at, to: Vec2): Segment {.inline.} =
-  result.at = at
-  result.to = to
-
-proc intersects*(a, b: Segment, at: var Vec2): bool {.inline.} =
-  ## Checks if the a segment intersects b segment.
-  ## If it returns true, at will have point of intersection
-  let
-    s1 = a.to - a.at
-    s2 = b.to - b.at
-    denominator = (-s2.x * s1.y + s1.x * s2.y)
-    s = (-s1.y * (a.at.x - b.at.x) + s1.x * (a.at.y - b.at.y)) / denominator
-    t = (s2.x * (a.at.y - b.at.y) - s2.y * (a.at.x - b.at.x)) / denominator
-
-  if s >= 0 and s < 1 and t >= 0 and t < 1:
-    at = a.at + (t * s1)
-    return true
-  return false
-
 proc fractional*(v: float32): float32 {.inline.} =
   ## Returns unsigned fraction part of the float.
   ## -13.7868723 -> 0.7868723

src/pixie/images.nim

@@ -1,4 +1,4 @@
-import chroma, blends, vmath, common, nimsimd/sse2
+import chroma, blends, bumpy, vmath, common, nimsimd/sse2
 
 const h = 0.5.float32
 

src/pixie/paths.nim

@@ -1,4 +1,4 @@
-import vmath, images, chroma, strutils, algorithm, common
+import vmath, images, chroma, strutils, algorithm, common, bumpy
 
 type