public static void WriteChar(ref uint x, uint y, char c, Color col, int alpha = -1)
{
int index;
int cy, cx;
var unknown = !chars.Contains(c) && !wideChars.Contains(c);
var wide = wideChars.Contains(c);
if (wide)
{
index = Array.IndexOf(wideChars, c);
cx = index % CHARSACROSS;
cy = WIDELINE;
}
else
{
index = Array.IndexOf(chars, c);
cx = index % CHARSACROSS;
cy = index / CHARSACROSS;
}
var w = wide ? 6 : 4;
if (cx < 0)
{
unknown = true;
}
if (c != ' ')
{
for (var fx = 0; fx < w; fx++)
{
for (var fy = 0; fy < 6; fy++)
{
var color = unknown
? ((fx + fy) % 2 == 0 ? Color.White : Color.Black)
: font.GetPixel((uint)(cx * w + fx), (uint)(cy * 6 + fy));
if (color.ToArgb() != Color.Black.ToArgb() && y + fy > 0 && IsOnScreen((int)x + fx, (int)y + fy))
{
//paint pixel if it isn't black
if (alpha == -1)
{
screen.SetPixel((uint)(x + fx), (uint)(y + fy), col);
}
else
{
var a = screen.GetPixel((uint)(x + fx), (uint)(y + fy));
var b = Color.FromArgb(255, 255, 255);
screen.SetPixel((uint)(x + fx), (uint)(y + fy), engine.MixColor(a, b, alpha));
}
}
}
}
}
x += (uint)w;
}
private static void DrawSky(uint x, uint y)
{
var sbx = (uint)(x - _sbAngle * (512 / (Math.PI * 2))) - 128;
screen.SetPixel(x, y, sb.GetPixel(sbx, y));
_zBuffer[x, y] = 256;
}
public static void DrawTexture(texture tex, int sx, int sy, int w, int h)
{
for (var x = 0; x < w; x++)
{
for (var y = 0; y < h; y++)
{
var c = tex.GetPixel((uint)x, (uint)y);
if (c != renderer.magicpink && IsOnScreen(x + sx, y + sy))
{
screen.SetPixel((uint)(x + sx), (uint)(y + sy), c);
}
}
}
}
