MyouProject/pixie
3
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

add translate

Browse source
This commit is contained in:
treeform 2020-11-20 20:42:22 -08:00
parent 23f7134fd4
commit 4378d74e05
1 changed files with 7 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
src/pixie/images.nim
View file

@ -304,6 +304,13 @@ proc draw*(destImage: Image, srcImage: Image, mat: Mat4, blendMode = Normal) =
color = blendMode.mix(destRgba, srcRgba)
destImage.setRgbaUnsafe(x, y, color)
func translate*(v: Vec2): Mat3 =
result[0, 0] = 1
result[1, 1] = 1
result[2, 0] = v.x
result[2, 1] = v.y
result[2, 2] = 1
proc gpuDraw*(destImage: Image, srcImage: Image, mat: Mat3, blendMode = Normal): Image =
## Draws one image onto another using matrix with color blending.
result = newImage(destImage.width, destImage.height)