/// <summary>
/// bitblt
/// </summary>
/// <param name="buff"></param>
/// <param name="img"></param>
/// <param name="srcRect"></param>
/// <param name="destRect"></param>
public void DrawImage(FrameBuff buff, FrameBuff img, Rect srcRect, Rect destRect)
{
Texture2D tex = buff == null ? m_texture : (buff as frameBuff).texture;
tex.SetPixels((int)destRect.x, (int)destRect.y, (int)destRect.width, (int)destRect.height,
(img as frameBuff).texture.GetPixels((int)srcRect.x, (int)srcRect.y, (int)srcRect.width, (int)srcRect.height));
}
/// <summary>
/// 画像素
/// </summary>
/// <param name="buff"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="color"></param>
public void SetPixel(FrameBuff buff, int x, int y, Color color)
{
if (buff == null)
{
m_texture.SetPixel(x, y, color);
}
else
{
(buff as frameBuff).texture.SetPixel(x, y, color);
}
}
// Use this for initialization
void Start()
{
m_graph = RetroGraphCreator.InitGraph(120, 90, eGraphType.Texture);
m_image = m_graph.CreateFrameBuff(10, 10);
m_graph.Clear(null, Color.red);
m_graph.Clear(m_image, Color.blue);
m_graph.DrawLine(m_image, new Vector2(0, 4), new Vector2(9, 4), Color.green);
}
/// <summary>
/// 清除
/// </summary>
/// <param name="buff"></param>
/// <param name="color"></param>
public void Clear(FrameBuff buff, Color color)
{
Texture2D tex = buff == null ? m_texture : (buff as frameBuff).texture;
Color[] fillColor = new Color[tex.height * tex.width];
fillColor.Initialize();
for (int i = 0; i < fillColor.Length; i++)
{
fillColor[i] = color;
}
tex.SetPixels(fillColor);
}
/// <summary>
/// 画线
/// </summary>
/// <param name="buff"></param>
/// <param name="start"></param>
/// <param name="end"></param>
/// <param name="color"></param>
public void DrawLine(FrameBuff buff, Vector2 start, Vector2 end, Color color)
{
Texture2D tex = buff == null ? m_texture : (buff as frameBuff).texture;
if (start.x == end.x)
{
for (int i = (int)start.y; i != (int)end.y; i += System.Math.Sign(end.y - start.y))
{
tex.SetPixel((int)start.x, i, color);
}
}
else
{
for (int i = (int)start.x; i != (int)end.x; i += System.Math.Sign(end.x - start.x))
{
tex.SetPixel(i, (int)start.y, color);
}
}
}
