add go code to convert dumps; update images

This commit is contained in:
Zellyn Hunter 2018-05-18 23:29:00 -04:00
parent 786c2811d6
commit 7cc1c40818
17 changed files with 124 additions and 16 deletions

1
.gitignore vendored Normal file
View File

@ -0,0 +1 @@
dumps/hgr

BIN
dumps/archon-ii.hgr.bin Normal file

Binary file not shown.

BIN
dumps/archon.hgr.bin Normal file

Binary file not shown.

BIN
dumps/bards-tale.hgr.bin Normal file

Binary file not shown.

102
dumps/hgr.go Normal file
View File

@ -0,0 +1,102 @@
package main
import (
"errors"
"fmt"
"image"
"image/color"
"image/png"
"io/ioutil"
"log"
"os"
)
func xyAddr(x int, y int) int {
offset := (y & 7)
row := (y / 8) & 7
group := y / 64
yAddr := 0x28*group + 0x80*row + 0x400*offset
return yAddr + x/7
}
func addrXy(addr int) (int, int, bool) {
if addr < 0 || addr > 0x1fff {
return 0, 0, false
}
if addr%0x80 >= (0x28 * 3) {
return 0, 0, false
}
x := ((addr % 0x80) % 0x28) * 7
group := (addr % 0x80) / 0x28
offset := addr / 0x400
row := (addr - 0x28*group - 0x400*offset) / 0x80
y := group*64 + row*8 + offset
return x, y, true
}
func run(args []string) error {
if len(args) != 2 {
return errors.New("usage: hgr input output")
}
input, err := ioutil.ReadFile(args[0])
if err != nil {
return err
}
if len(input) != 0x2000 {
return fmt.Errorf("expected to read 0x4000 bytes from file %q; read 0x%04x", args[0], len(input))
}
palette := color.Palette{color.Black, color.White}
paletted := image.NewPaletted(image.Rect(0, 0, 560, 192), palette)
_ = paletted
for addr, val := range input {
x, y, ok := addrXy(addr)
if !ok {
continue
}
x0 := x * 2
if val&0x80 > 0 {
x0 += 1
}
for b := 0; b < 7; b++ {
c := color.Black
if val&(1<<uint(b)) > 0 {
c = color.White
}
paletted.Set(x0+2*b, y, c)
paletted.Set(x0+2*b+1, y, c)
}
}
f, err := os.Create(args[1])
if err != nil {
return err
}
if err := (&png.Encoder{CompressionLevel: png.BestCompression}).Encode(f, paletted); err != nil {
f.Close()
return err
}
if err := f.Close(); err != nil {
return err
}
_ = input
return nil
}
func main() {
err := run(os.Args[1:])
if err != nil {
log.Fatal(err)
}
}

File diff suppressed because one or more lines are too long

Binary file not shown.

Binary file not shown.

Binary file not shown.

After

Width:  |  Height:  |  Size: 51 B

Binary file not shown.

Before

Width:  |  Height:  |  Size: 3.6 KiB

After

Width:  |  Height:  |  Size: 4.7 KiB

Binary file not shown.

Before

Width:  |  Height:  |  Size: 4.2 KiB

After

Width:  |  Height:  |  Size: 5.2 KiB

BIN
images/bards-tale.png Normal file

Binary file not shown.

After

Width:  |  Height:  |  Size: 4.3 KiB

Binary file not shown.

After

Width:  |  Height:  |  Size: 7.2 KiB

Binary file not shown.

Before

Width:  |  Height:  |  Size: 1.4 KiB

After

Width:  |  Height:  |  Size: 1.8 KiB

Binary file not shown.

After

Width:  |  Height:  |  Size: 4.3 KiB

Binary file not shown.

After

Width:  |  Height:  |  Size: 4.2 KiB

View File

@ -190,9 +190,13 @@
["images/airheart-560x192.png", "Airheart", true ],
["images/battle-chess.png", "Battle Chess", true ],
["images/archon.png", "Archon", false],
["images/archon-ii.png", "Archon II", true ],
["images/lode-runner.png", "Lode Runner", true ],
["images/archon-ii.png", "Archon II", false],
["images/lode-runner.png", "Lode Runner", false],
["images/marty-reader.png", "Marty's Family Reader", true ],
["images/bards-tale.png", "Bard's Tale", false],
["images/dazzledraw-flower.png", "DazzleDraw flower", true ],
["images/rescue-raiders-pic.png", "Rescue Raiders (a)", false],
["images/rescue-raiders-words.png", "Rescue Raiders (b)", false],
];
const image1 = await screenEmu.loadImage("images/airheart-560x192.png");