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ebitenutil/internal/assets: remove an unused file
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parent
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commit
caa04c45c3
@ -1,90 +0,0 @@
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// Copyright 2018 The Ebiten Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build ignore
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// +build ignore
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package main
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import (
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"compress/gzip"
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"flag"
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"image/png"
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"io"
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"os"
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)
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var (
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inputFilename = flag.String("input", "", "input file name")
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outputFilename = flag.String("output", "", "output file name")
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)
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func run() error {
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var in io.Reader
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if *inputFilename != "" {
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f, err := os.Open(*inputFilename)
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if err != nil {
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return err
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}
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defer f.Close()
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in = f
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} else {
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in = os.Stdin
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}
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var out io.Writer
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if *outputFilename != "" {
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f, err := os.Create(*outputFilename)
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if err != nil {
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return err
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}
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defer f.Close()
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out = f
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} else {
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out = os.Stdout
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}
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img, err := png.Decode(in)
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if err != nil {
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return err
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}
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b := img.Bounds()
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w, h := b.Dx(), b.Dy()
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rgba := make([]byte, w*h*4)
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for j := 0; j < h; j++ {
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for i := 0; i < w; i++ {
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r, g, b, a := img.At(i, j).RGBA()
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rgba[4*(w*j+i)] = byte(r >> 8)
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rgba[4*(w*j+i)+1] = byte(g >> 8)
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rgba[4*(w*j+i)+2] = byte(b >> 8)
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rgba[4*(w*j+i)+3] = byte(a >> 8)
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}
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}
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cw := gzip.NewWriter(out)
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defer cw.Close()
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if _, err := cw.Write(rgba); err != nil {
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return err
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}
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return nil
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}
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func main() {
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flag.Parse()
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if err := run(); err != nil {
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panic(err)
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}
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}
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