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draw: delete some dead code.

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Change-Id: I5830755b0be52df2be536a918f47684a1b7eda9d
Reviewed-on: https://go-review.googlesource.com/9232
Reviewed-by: Rob Pike <r@golang.org>
This commit is contained in:
Nigel Tao 2015-04-22 14:25:58 +10:00
parent 3940ddb240
commit b621bdc118
1 changed files with 44 additions and 84 deletions
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128
draw/gen.go
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@ -366,48 +366,28 @@ func expnDollar(prefix, dollar, suffix string, d *data) string {
default: default:
log.Fatalf("bad dType %q", d.dType) log.Fatalf("bad dType %q", d.dType)
case "Image": case "Image":
switch d.sType { return argf(args, ""+
default: "if dstMask != nil {\n"+
return argf(args, ""+ " qr, qg, qb, qa := dst.At($0, $1).RGBA()\n"+
"if dstMask != nil {\n"+ " _, _, _, ma := dstMask.At(dmp.X + $0, dmp.Y + $1).RGBA()\n"+
" qr, qg, qb, qa := dst.At($0, $1).RGBA()\n"+ " pr = pr * ma / 0xffff\n"+
" _, _, _, ma := dstMask.At(dmp.X + $0, dmp.Y + $1).RGBA()\n"+ " pg = pg * ma / 0xffff\n"+
" pr = pr * ma / 0xffff\n"+ " pb = pb * ma / 0xffff\n"+
" pg = pg * ma / 0xffff\n"+ " pa = pa * ma / 0xffff\n"+
" pb = pb * ma / 0xffff\n"+ " $2a1 := 0xffff - ma\n"+ // Note that this is ma, not $2a.
" pa = pa * ma / 0xffff\n"+ " dstColorRGBA64.R = uint16(qr*$2a1/0xffff + $2r)\n"+
" $2a1 := 0xffff - ma\n"+ // Note that this is ma, not $2a. " dstColorRGBA64.G = uint16(qg*$2a1/0xffff + $2g)\n"+
" dstColorRGBA64.R = uint16(qr*$2a1/0xffff + $2r)\n"+ " dstColorRGBA64.B = uint16(qb*$2a1/0xffff + $2b)\n"+
" dstColorRGBA64.G = uint16(qg*$2a1/0xffff + $2g)\n"+ " dstColorRGBA64.A = uint16(qa*$2a1/0xffff + $2a)\n"+
" dstColorRGBA64.B = uint16(qb*$2a1/0xffff + $2b)\n"+ " dst.Set($0, $1, dstColor)\n"+
" dstColorRGBA64.A = uint16(qa*$2a1/0xffff + $2a)\n"+ "} else {\n"+
" dst.Set($0, $1, dstColor)\n"+ " dstColorRGBA64.R = uint16($2r)\n"+
"} else {\n"+ " dstColorRGBA64.G = uint16($2g)\n"+
" dstColorRGBA64.R = uint16($2r)\n"+ " dstColorRGBA64.B = uint16($2b)\n"+
" dstColorRGBA64.G = uint16($2g)\n"+ " dstColorRGBA64.A = uint16($2a)\n"+
" dstColorRGBA64.B = uint16($2b)\n"+ " dst.Set($0, $1, dstColor)\n"+
" dstColorRGBA64.A = uint16($2a)\n"+ "}",
" dst.Set($0, $1, dstColor)\n"+ )
"}",
)
case "*image.Gray":
return argf(args, ""+
"out := uint16($2r)\n"+
"dstColorRGBA64.R = out\n"+
"dstColorRGBA64.G = out\n"+
"dstColorRGBA64.B = out\n"+
"dstColorRGBA64.A = 0xffff\n"+
"dst.Set($0, $1, dstColor)",
)
case "*image.YCbCr":
return argf(args, ""+
"dstColorRGBA64.R = uint16($2r)\n"+
"dstColorRGBA64.G = uint16($2g)\n"+
"dstColorRGBA64.B = uint16($2b)\n"+
"dstColorRGBA64.A = 0xffff\n"+
"dst.Set($0, $1, dstColor)",
)
}
case "*image.RGBA": case "*image.RGBA":
switch d.sType { switch d.sType {
default: default:
@ -488,48 +468,28 @@ func expnDollar(prefix, dollar, suffix string, d *data) string {
default: default:
log.Fatalf("bad dType %q", d.dType) log.Fatalf("bad dType %q", d.dType)
case "Image": case "Image":
switch d.sType { ret = argf(args, ""+
default: "if dstMask != nil {\n"+
ret = argf(args, ""+ " qr, qg, qb, qa := dst.At($0, $1).RGBA()\n"+
"if dstMask != nil {\n"+ " _, _, _, ma := dstMask.At(dmp.X + $0, dmp.Y + $1).RGBA()\n"+
" qr, qg, qb, qa := dst.At($0, $1).RGBA()\n"+ " pr := uint32($2($3r * $4)) * ma / 0xffff\n"+
" _, _, _, ma := dstMask.At(dmp.X + $0, dmp.Y + $1).RGBA()\n"+ " pg := uint32($2($3g * $4)) * ma / 0xffff\n"+
" pr := uint32($2($3r * $4)) * ma / 0xffff\n"+ " pb := uint32($2($3b * $4)) * ma / 0xffff\n"+
" pg := uint32($2($3g * $4)) * ma / 0xffff\n"+ " pa := uint32($2($3a * $4)) * ma / 0xffff\n"+
" pb := uint32($2($3b * $4)) * ma / 0xffff\n"+ " pa1 := 0xffff - ma\n"+ // Note that this is ma, not pa.
" pa := uint32($2($3a * $4)) * ma / 0xffff\n"+ " dstColorRGBA64.R = uint16(qr*pa1/0xffff + pr)\n"+
" pa1 := 0xffff - ma\n"+ // Note that this is ma, not pa. " dstColorRGBA64.G = uint16(qg*pa1/0xffff + pg)\n"+
" dstColorRGBA64.R = uint16(qr*pa1/0xffff + pr)\n"+ " dstColorRGBA64.B = uint16(qb*pa1/0xffff + pb)\n"+
" dstColorRGBA64.G = uint16(qg*pa1/0xffff + pg)\n"+ " dstColorRGBA64.A = uint16(qa*pa1/0xffff + pa)\n"+
" dstColorRGBA64.B = uint16(qb*pa1/0xffff + pb)\n"+ " dst.Set($0, $1, dstColor)\n"+
" dstColorRGBA64.A = uint16(qa*pa1/0xffff + pa)\n"+ "} else {\n"+
" dst.Set($0, $1, dstColor)\n"+ " dstColorRGBA64.R = $2($3r * $4)\n"+
"} else {\n"+ " dstColorRGBA64.G = $2($3g * $4)\n"+
" dstColorRGBA64.R = $2($3r * $4)\n"+ " dstColorRGBA64.B = $2($3b * $4)\n"+
" dstColorRGBA64.G = $2($3g * $4)\n"+ " dstColorRGBA64.A = $2($3a * $4)\n"+
" dstColorRGBA64.B = $2($3b * $4)\n"+ " dst.Set($0, $1, dstColor)\n"+
" dstColorRGBA64.A = $2($3a * $4)\n"+ "}",
" dst.Set($0, $1, dstColor)\n"+ )
"}",
)
case "*image.Gray":
ret = argf(args, ""+
"out := $2($3r * $4)\n"+
"dstColorRGBA64.R = out\n"+
"dstColorRGBA64.G = out\n"+
"dstColorRGBA64.B = out\n"+
"dstColorRGBA64.A = 0xffff\n"+
"dst.Set($0, $1, dstColor)",
)
case "*image.YCbCr":
ret = argf(args, ""+
"dstColorRGBA64.R = $2($3r * $4)\n"+
"dstColorRGBA64.G = $2($3g * $4)\n"+
"dstColorRGBA64.B = $2($3b * $4)\n"+
"dstColorRGBA64.A = 0xffff\n"+
"dst.Set($0, $1, dstColor)",
)
}
case "*image.RGBA": case "*image.RGBA":
switch d.sType { switch d.sType {
default: default: