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package unicorn
import (
"image"
"github.com/veandco/go-sdl2/sdl"
)
type FakeUnicorn2 struct {
BaseUnicorn2
*BaseFakeUnicorn
}
func (u *FakeUnicorn2) renderImage(im image.Image) {
b := im.Bounds()
width, height := b.Dx(), b.Dy()
for x := 0; x < width; x++ {
for y := 0; y < height; y++ {
col := im.At(x, y)
r, g, b, _ := col.RGBA()
// Ignore alpha for now, not worked out how it should work on real unicorn
if err := u.renderer.SetDrawColor(uint8(r), uint8(g), uint8(b), uint8(255)); err != nil {
panic(err)
}
cellWidth := u.displayWidth / int32(width)
cellHeight := u.displayHeight / int32(height)
if err := u.renderer.FillRect(&sdl.Rect{
X: cellWidth * int32(x),
Y: u.displayHeight - (cellHeight * int32(y)) - cellHeight, // SDL Y coordinate is from the top
W: cellWidth,
H: cellHeight,
}); err != nil {
panic(err)
}
}
}
u.renderer.Present()
}
func NewUnicorn2() (*FakeUnicorn2, error) {
baseFake, err := NewBaseFakeUnicorn(300, 300)
if err != nil {
return nil, err
}
return &FakeUnicorn2{
BaseUnicorn2{},
baseFake,
}, nil
}
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