Mercurial > repos > ImageTools / file comparison
comparison: src/Translate.jl
src/Translate.jl
- changeset 23
- 64a3f09e5fa7
- parent 20
- 9aef75a9452d
- child 29
- 05b11c96ef45
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| 22:4403f0445814 | 23:64a3f09e5fa7 |
|---|---|
| 130 # Translation from target to source coordinates | 130 # Translation from target to source coordinates |
| 131 vxʹ = (imx-bx)/2 - v[1] | 131 vxʹ = (imx-bx)/2 - v[1] |
| 132 vyʹ = (imy-by)/2 - v[2] | 132 vyʹ = (imy-by)/2 - v[2] |
| 133 | 133 |
| 134 # Target image indices within source image | 134 # Target image indices within source image |
| 135 px = ceil(Int, max(1, vxʹ + 1) - vxʹ) | 135 px = max(ceil(Int, max(1, vxʹ + 1) - vxʹ), 1) |
| 136 py = ceil(Int, max(1, vyʹ + 1) - vyʹ) | 136 py = max(ceil(Int, max(1, vyʹ + 1) - vyʹ), 1) |
| 137 qx = floor(Int, min(imx, vxʹ + bx) - vxʹ) | 137 qx = min(floor(Int, min(imx, vxʹ + bx) - vxʹ), bx) |
| 138 qy = floor(Int, min(imy, vyʹ + by) - vyʹ) | 138 qy = min(floor(Int, min(imy, vyʹ + by) - vyʹ), by) |
| 139 | 139 |
| 140 @inbounds begin | 140 @inbounds begin |
| 141 b[1:px-1, :] .= 0 | 141 b[1:px-1, :] .= 0 |
| 142 b[qx+1:end, :] .= 0 | 142 b[qx+1:end, :] .= 0 |
| 143 | 143 |
