aw/golang-image
1
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

draw: generate code for op == Over.

Browse Source 
This change just does the mechanical codegen for the op == Over cases.
The actual compositing operator is still effectively Src. Fixing that,
which is less mechanical, will be a follow-up change.

Change-Id: I87805114d49e7ce7087066187a2f4c722a883c01
Reviewed-on: https://go-review.googlesource.com/8524
Reviewed-by: Rob Pike <r@golang.org>
This commit is contained in:
Nigel Tao 2015-04-07 16:22:05 +10:00
parent b293696c81
commit 65a798f031
2 changed files with 4004 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
draw/gen.go
View File

@ -71,7 +71,7 @@ var (
"420", "420",
"440", "440",
} }
ops = []string{"Src"} // TODO: add "Over". ops = []string{"Over", "Src"}
) )
func init() { func init() {
@ -273,6 +273,7 @@ func expnDollar(prefix, dollar, suffix string, d *data) string {
} }
case "outputu": case "outputu":
// TODO: handle op==Over, not just op==Src.
args, _ := splitArgs(suffix) args, _ := splitArgs(suffix)
if len(args) != 3 { if len(args) != 3 {
return "" return ""
@ -345,6 +346,7 @@ func expnDollar(prefix, dollar, suffix string, d *data) string {
} }
case "outputf": case "outputf":
// TODO: handle op==Over, not just op==Src.
args, _ := splitArgs(suffix) args, _ := splitArgs(suffix)
if len(args) != 5 { if len(args) != 5 {
return "" return ""
@ -749,7 +751,7 @@ const (
if !sr.In(src.Bounds()) { if !sr.In(src.Bounds()) {
switch opts.op() { switch opts.op() {
case Over: case Over:
// TODO: z.scale_Image_Image_Over(dst, dr, adr, src, sr) z.scale_Image_Image_Over(dst, dr, adr, src, sr)
case Src: case Src:
z.scale_Image_Image_Src(dst, dr, adr, src, sr) z.scale_Image_Image_Src(dst, dr, adr, src, sr)
} }
@ -788,7 +790,7 @@ const (
if !sr.In(src.Bounds()) { if !sr.In(src.Bounds()) {
switch opts.op() { switch opts.op() {
case Over: case Over:
// TODO: z.transform_Image_Image_Over(dst, dr, adr, &d2s, src, sr, bias) z.transform_Image_Image_Over(dst, dr, adr, &d2s, src, sr, bias)
case Src: case Src:
z.transform_Image_Image_Src(dst, dr, adr, &d2s, src, sr, bias) z.transform_Image_Image_Src(dst, dr, adr, &d2s, src, sr, bias)
} }
@ -1032,7 +1034,7 @@ const (
if !sr.In(src.Bounds()) { if !sr.In(src.Bounds()) {
switch opts.op() { switch opts.op() {
case Over: case Over:
// TODO: q.transform_Image_Image_Over(dst, dr, adr, &d2s, src, sr, bias, xscale, yscale) q.transform_Image_Image_Over(dst, dr, adr, &d2s, src, sr, bias, xscale, yscale)
case Src: case Src:
q.transform_Image_Image_Src(dst, dr, adr, &d2s, src, sr, bias, xscale, yscale) q.transform_Image_Image_Src(dst, dr, adr, &d2s, src, sr, bias, xscale, yscale)
} }

4003
draw/impl.go
View File

File diff suppressed because it is too large Load Diff