remove masks.nim for now
This commit is contained in:
parent
23e51968f9
commit
3f3db2fcec
2 changed files with 2 additions and 74 deletions
|
@ -1,25 +1,13 @@
|
|||
import pixie/images, pixie/masks, pixie/paths, pixie/common, pixie/blends,
|
||||
import pixie/images, pixie/paths, pixie/common, pixie/blends,
|
||||
pixie/fileformats/bmp, pixie/fileformats/png, pixie/fileformats/jpg,
|
||||
pixie/fileformats/svg, flatty/binny, os
|
||||
|
||||
export images, masks, paths, common, blends
|
||||
export images, paths, common, blends
|
||||
|
||||
type
|
||||
FileFormat* = enum
|
||||
ffPng, ffBmp, ffJpg
|
||||
|
||||
proc toMask*(image: Image): Mask =
|
||||
## Converts an Image to a Mask.
|
||||
result = newMask(image.width, image.height)
|
||||
for i in 0 ..< image.data.len:
|
||||
result.data[i] = image.data[i].a
|
||||
|
||||
proc toImage*(mask: Mask): Image =
|
||||
## Converts a Mask to Image.
|
||||
result = newImage(mask.width, mask.height)
|
||||
for i in 0 ..< mask.data.len:
|
||||
result.data[i].a = mask.data[i]
|
||||
|
||||
proc decodeImage*(data: string | seq[uint8]): Image =
|
||||
## Loads an image from a memory.
|
||||
if data.len > 8 and data.readUint64(0) == cast[uint64](pngSignature):
|
||||
|
|
|
@ -1,60 +0,0 @@
|
|||
import system/memory
|
||||
|
||||
type
|
||||
Mask* = ref object
|
||||
## Main mask object that holds the mask data.
|
||||
width*, height*: int
|
||||
data*: seq[uint8]
|
||||
|
||||
proc newMask*(width, height: int): Mask =
|
||||
## Creates a new mask with appropriate dimensions.
|
||||
result = Mask()
|
||||
result.width = width
|
||||
result.height = height
|
||||
result.data = newSeq[uint8](width * height)
|
||||
|
||||
proc inside*(mask: Mask, x, y: int): bool {.inline.} =
|
||||
## Returns true if (x, y) is inside the mask.
|
||||
x >= 0 and x < mask.width and y >= 0 and y < mask.height
|
||||
|
||||
proc copy*(mask: Mask): Mask =
|
||||
## Copies an mask creating a new mask.
|
||||
result = newMask(mask.width, mask.height)
|
||||
result.data = mask.data
|
||||
|
||||
proc `$`*(mask: Mask): string =
|
||||
## Display the mask size and channels.
|
||||
"<Mask " & $mask.width & "x" & $mask.height & ">"
|
||||
|
||||
proc getUnsafe*(mask: Mask, x, y: int): uint8 {.inline.} =
|
||||
## Gets a value from (x, y) coordinates.
|
||||
## * No bounds checking *
|
||||
## Make sure that x, y are in bounds.
|
||||
## Failure in the assumptions will case unsafe memory reads.
|
||||
result = mask.data[mask.width * y + x]
|
||||
|
||||
proc `[]`*(mask: Mask, x, y: int): uint8 {.inline.} =
|
||||
## Gets the value at (x, y) or returns transparent black if outside of bounds.
|
||||
if mask.inside(x, y):
|
||||
return mask.getUnsafe(x, y)
|
||||
|
||||
proc setUnsafe*(mask: Mask, x, y: int, value: uint8) {.inline.} =
|
||||
## Sets the value from (x, y) coordinates.
|
||||
## * No bounds checking *
|
||||
## Make sure that x, y are in bounds.
|
||||
## Failure in the assumptions will case unsafe memory writes.
|
||||
mask.data[mask.width * y + x] = value
|
||||
|
||||
proc `[]=`*(mask: Mask, x, y: int, value: uint8) {.inline.} =
|
||||
## Sets the value at (x, y) or does nothing if outside of bounds.
|
||||
if mask.inside(x, y):
|
||||
mask.setUnsafe(x, y, value)
|
||||
|
||||
proc fill*(mask: Mask, value: uint8) =
|
||||
## Fills the mask with the parameter value.
|
||||
nimSetMem(mask.data[0].addr, value.cint, mask.data.len)
|
||||
|
||||
proc invert*(mask: Mask) =
|
||||
## Inverts the entire mask value.
|
||||
for value in mask.data.mitems:
|
||||
value = 255 - value
|
Loading…
Reference in a new issue