crunchy-rocks/draw2d
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gofmt

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This commit is contained in:
Laurent Le Goff 2011-04-14 15:03:17 +02:00
parent d84ea36159
commit 45159ffd27
2 changed files with 144 additions and 136 deletions
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24
draw2d/rgba_interpolation.go
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@ -56,10 +56,14 @@ func getColorCubicRow(img image.Image, x, y, offset float64) image.Color {
c1 := img.At(int(x+1), int(y))
c2 := img.At(int(x+2), int(y))
c3 := img.At(int(x+3), int(y))
rt, gt, bt, at := c0.RGBA(); r0, g0, b0, a0 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c1.RGBA(); r1, g1, b1, a1 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c2.RGBA(); r2, g2, b2, a2 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c3.RGBA(); r3, g3, b3, a3 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at := c0.RGBA()
r0, g0, b0, a0 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c1.RGBA()
r1, g1, b1, a1 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c2.RGBA()
r2, g2, b2, a2 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c3.RGBA()
r3, g3, b3, a3 := float64(rt), float64(gt), float64(bt), float64(at)
r, g, b, a := cubic(offset, r0, r1, r2, r3), cubic(offset, g0, g1, g2, g3), cubic(offset, b0, b1, b2, b3), cubic(offset, a0, a1, a2, a3)
return image.RGBAColor{uint8(r >> 8), uint8(g >> 8), uint8(b >> 8), uint8(a >> 8)}
}
@ -73,10 +77,14 @@ func getColorBicubic(img image.Image, x, y float64) image.Color {
c1 := getColorCubicRow(img, x0-1, y0, dx)
c2 := getColorCubicRow(img, x0-1, y0+1, dx)
c3 := getColorCubicRow(img, x0-1, y0+2, dx)
rt, gt, bt, at := c0.RGBA(); r0, g0, b0, a0 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c1.RGBA(); r1, g1, b1, a1 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c2.RGBA(); r2, g2, b2, a2 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c3.RGBA(); r3, g3, b3, a3 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at := c0.RGBA()
r0, g0, b0, a0 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c1.RGBA()
r1, g1, b1, a1 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c2.RGBA()
r2, g2, b2, a2 := float64(rt), float64(gt), float64(bt), float64(at)
rt, gt, bt, at = c3.RGBA()
r3, g3, b3, a3 := float64(rt), float64(gt), float64(bt), float64(at)
r, g, b, a := cubic(dy, r0, r1, r2, r3), cubic(dy, g0, g1, g2, g3), cubic(dy, b0, b1, b2, b3), cubic(dy, a0, a1, a2, a3)
return image.RGBAColor{uint8(r >> 8), uint8(g >> 8), uint8(b >> 8), uint8(a >> 8)}
}