private void GetObj0Attributes(ushort atb0)
{
Y = (uint)(atb0 & 0XFF);
if (Y >= 128)
{
Y -= 128;
}
else
{
Y += 128;
}
atb0 = (ushort)(atb0 >> 8);
RotateOrScaling = ((atb0 & 1) == 0) ? false : true;
atb0 = (ushort)(atb0 >> 1);
if (RotateOrScaling)
{
// throw new System.Exception("Rotation or scaling not Implemented.");
}
else
{
atb0 = (ushort)(atb0 >> 1);
}
OBJMode = (OBJMode)(atb0 & 3);
atb0 = (ushort)(atb0 >> 2);
Mozaic = ((atb0 & 1) == 0) ? false : true;
atb0 = (ushort)(atb0 >> 1);
Bpp = (Bpp)(atb0 & 1);
atb0 = (ushort)(atb0 >> 1);
OBJShape = (OBJShape)(atb0 & 3);
}
/// <summary>
/// Use this to setup the screen, this will disable the console.
/// </summary>
/// <param name="aSize">The dezired screen resolution</param>
/// <param name="aBpp">The dezired Bytes per pixel</param>
public void SetMode(ScreenSize aSize, Bpp aBpp)
{
//Get screen size
switch (aSize)
{
case ScreenSize.Size320X200:
ScreenWidth = 320;
ScreenHeight = 200;
break;
case ScreenSize.Size640X400:
ScreenWidth = 640;
ScreenHeight = 400;
break;
case ScreenSize.Size640X480:
ScreenWidth = 640;
ScreenHeight = 480;
break;
case ScreenSize.Size800X600:
ScreenWidth = 800;
ScreenHeight = 600;
break;
case ScreenSize.Size1024X768:
ScreenWidth = 1024;
ScreenHeight = 768;
break;
case ScreenSize.Size1280X1024:
ScreenWidth = 1280;
ScreenHeight = 1024;
break;
}
//Get bpp
switch (aBpp)
{
case Bpp.Bpp15:
ScreenBpp = 15;
break;
case Bpp.Bpp16:
ScreenBpp = 16;
break;
case Bpp.Bpp24:
ScreenBpp = 24;
break;
case Bpp.Bpp32:
ScreenBpp = 32;
break;
}
//set the screen
_vbe.vbe_set((ushort)ScreenWidth, (ushort)ScreenHeight, (ushort)ScreenBpp);
}
private void ConvertaPaletaOam(byte[] paleta, Bpp bpp, int idPaleta, bool fundoTransparente)
{
CoresPaleta = new List <Color>();
using (BinaryReader br = new BinaryReader(new MemoryStream(paleta)))
{
int contador = 0;
if (bpp == Bpp.bpp4)
{
int inicio = idPaleta * 32;
br.BaseStream.Position = inicio;
if (inicio >= br.BaseStream.Length)
{
br.BaseStream.Position = br.BaseStream.Length - 32;
}
while (contador < 32)
{
int bgr = br.ReadInt16();
int r = (bgr & 31) * 255 / 31;
int g = (bgr >> 5 & 31) * 255 / 31;
int b = (bgr >> 10 & 31) * 255 / 31;
CoresPaleta.Add(Color.FromArgb(r, g, b));
contador += 2;
}
}
else
{
while (br.BaseStream.Position < paleta.Length)
{
int bgr = br.ReadInt16();
int r = (bgr & 31) * 255 / 31;
int g = (bgr >> 5 & 31) * 255 / 31;
int b = (bgr >> 10 & 31) * 255 / 31;
CoresPaleta.Add(Color.FromArgb(r, g, b));
}
}
}
if (fundoTransparente)
{
CoresPaleta[0] = Color.FromArgb(0, 0, 0, 0);
}
}
/// <summary>
/// Use this to setup the screen, this will disable the console.
/// </summary>
/// <param name="aSize">The dezired screen resolution</param>
/// <param name="aBpp">The dezired Bytes per pixel</param>
public void SetMode(ScreenSize aSize, Bpp aBpp)
{
//Get screen size
switch (aSize)
{
case ScreenSize.Size320x200:
ScreenWidth = 320;
ScreenHeight = 200;
break;
case ScreenSize.Size640x400:
ScreenWidth = 640;
ScreenHeight = 400;
break;
case ScreenSize.Size640x480:
ScreenWidth = 640;
ScreenHeight = 480;
break;
case ScreenSize.Size800x600:
ScreenWidth = 800;
ScreenHeight = 600;
break;
case ScreenSize.Size1024x768:
ScreenWidth = 1024;
ScreenHeight = 768;
break;
case ScreenSize.Size1280x1024:
ScreenWidth = 1280;
ScreenHeight = 1024;
break;
}
//Get bpp
switch (aBpp)
{
case Bpp.Bpp15:
ScreenBpp = 15;
break;
case Bpp.Bpp16:
ScreenBpp = 16;
break;
case Bpp.Bpp24:
ScreenBpp = 24;
break;
case Bpp.Bpp32:
ScreenBpp = 32;
break;
}
//set the screen
_vbe.vbe_set((ushort)ScreenWidth, (ushort)ScreenHeight, (ushort)ScreenBpp);
}
public byte[] LeiaImagemERetorneBytes(Bitmap parteImg, Bpp bpp, int idPaleta, bool fundoTransparente)
{
List <byte> imgEmBytes = new List <byte>();
ConvertaPaletaOam(Paleta, bpp, idPaleta, fundoTransparente);
List <Bitmap> tiles = ObtenhaTilesDeImagem(parteImg);
foreach (var tile in tiles)
{
int complemento = 1;
if (bpp == Bpp.bpp4)
{
complemento += 1;
}
for (int y = 0; y < tile.Height; y++)
{
for (int x = 0; x < tile.Width; x += complemento)
{
if (bpp == Bpp.bpp4)
{
int valor1 = ObtenhaIndexCorMaisProxima(tile.GetPixel(x, y), CoresPaleta);
int valor2 = ObtenhaIndexCorMaisProxima(tile.GetPixel(x + 1, y), CoresPaleta) << 4;
valor2 = valor2 + valor1;
imgEmBytes.Add((byte)valor2);
}
else
{
int valor = ObtenhaIndexCorMaisProxima(tile.GetPixel(x, y), CoresPaleta);
imgEmBytes.Add((byte)valor);
}
}
}
tile.Dispose();
}
return(imgEmBytes.ToArray());
}
public IImageQueryable BitDepth(Bpp bpp)
{
return(this.Search($"bitdepth:{(int)bpp}"));
}
