func (self *TextureManager) loadTexture(filename string, setup TexSetup) (*Texture, error) {
// runtime.LockOSThread()
f, er := os.Open(filename)
if er != nil {
return nil, er
}
defer f.Close()
img, er := png.Decode(f)
if er != nil {
return nil, er
}
bytes := getByteArray(img)
width, height := img.Bounds().Max.X, img.Bounds().Max.Y
t := gl.GenTexture()
texture := &Texture{t, filename, width, height, setup}
texture.LoadData(bytes)
texture.setupParams()
return texture, nil
}
func (self *TextureManager) CreateEmptyTexture(name string, width, height int, setup TexSetup) *Texture {
t := gl.GenTexture()
texture := &Texture{t, name, width, height, setup}
texture.LoadData(nil)
texture.setupParams()
return texture
}