66 lines
1.2 KiB
Go
66 lines
1.2 KiB
Go
package conv
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import (
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"image"
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"github.com/hajimehoshi/ebiten"
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"code.ur.gs/lupine/ordoor/internal/data"
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)
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// Important conversions:
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//
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// * Width & height now stored using int
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// * Colour data is now 32-bit rather than using a palette
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type Sprite struct {
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Width int
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Height int
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Image *ebiten.Image
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}
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type Object struct {
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Name string
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Sprites []*Sprite
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}
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func MapByName(objects []*Object) map[string]*Object {
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out := make(map[string]*Object, len(objects))
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for _, obj := range objects {
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out[obj.Name] = obj
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}
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return out
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}
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func ConvertObject(rawObj *data.Object, name string) (*Object, error) {
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out := &Object{
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Name: name,
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Sprites: make([]*Sprite, len(rawObj.Sprites)),
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}
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for i, rawSpr := range rawObj.Sprites {
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w := int(rawSpr.Width)
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h := int(rawSpr.Height)
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stdImage := spriteToImage(rawSpr)
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ebitenImage, err := ebiten.NewImageFromImage(stdImage, ebiten.FilterDefault)
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if err != nil {
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return nil, err
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}
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out.Sprites[i] = &Sprite{Width: w, Height: h, Image: ebitenImage}
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}
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return out, nil
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}
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func spriteToImage(sprite *data.Sprite) image.Image {
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return &image.Paletted{
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Pix: sprite.Data,
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Stride: int(sprite.Width),
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Rect: image.Rect(0, 0, int(sprite.Width), int(sprite.Height)),
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Palette: data.ColorPalette,
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}
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}
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