66 lines
1.5 KiB
Odin
66 lines
1.5 KiB
Odin
package main
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import rl "vendor:raylib"
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import "core:fmt"
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import "core:strings"
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import "core:os"
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CmdMode :: proc(args: []string) {
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if len(args) < 2 || len(args) > 3 {
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fmt.eprintln(
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" PicoRepico cmdline usage:",
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"repico <input.p8.png> <shell.png> <output.p8.png>",
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"Use only 160x205 png images with PICO-8 palette",
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sep = "\n",
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)
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return
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}
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outToStd := false
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if len(args) == 2 {
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outToStd = true
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}
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argnames := []string {
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"Input file",
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"Shell file",
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}
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images := [2]rl.Image{}
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for i := 0; i < 2; i+=1 {
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if !strings.has_suffix(args[i], ".png") {
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fmt.eprintf("ERROR: %v is not a .png file\n", argnames[i])
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os.exit(auto_cast os.EINVAL)
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}
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images[i] = rl.LoadImage(strings.unsafe_string_to_cstring(args[i]))
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if !rl.IsImageReady(images[i]) {
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fmt.eprintf("ERROR: can't load %v\n", argnames[i])
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os.exit(auto_cast os.EIO)
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}
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if images[i].width != CART_WIDTH || images[i].height != CART_HEIGHT {
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fmt.eprintf("ERROR: %v has wrong dimensions. 160x205 is expected\n", argnames[i])
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rl.UnloadImage(images[i])
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os.exit(auto_cast os.EINVAL)
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}
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}
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defer {
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for img in images {
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rl.UnloadImage(img)
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}
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}
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newCart := convertCart(images[0], images[1])
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defer rl.UnloadImage(newCart)
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if !outToStd {
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rl.ExportImage(newCart, strings.unsafe_string_to_cstring(args[2]))
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} else {
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filesize : i32 = 0
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ptr := rl.ExportImageToMemory(newCart, ".png", &filesize)
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defer rl.MemFree(ptr)
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os.write_ptr(os.stdout, ptr, auto_cast filesize)
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}
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fmt.eprintln("done!")
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}
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