/// <summary>
/// should be used only for player collision
/// it only returns a bool so if you need more info
/// then use the rectagle collision
///
/// i am not sure if this will work or if i just made something useless
/// </summary>
/// <param name="object1"></param>
/// <param name="object2"></param>
/// <returns>bool</returns>
public static bool collisionCheck(PerPixelInfo object1, PerPixelInfo object2)
{
//based of the perpixel collision from mcguiggan
//Getting Color data from Texture and assigning it to
// an array as big as the number of pixels in the image
Color[] fullBits1 = new Color[object1.m_SpriteSheet.Width * object1.m_SpriteSheet.Height];
object1.m_SpriteSheet.GetData(fullBits1);
Color[] bits1 = new Color[object1.m_SourceRectangle.Width * object1.m_SourceRectangle.Height];
for (int x = object1.m_SourceRectangle.X; x < object1.m_SourceRectangle.X + object1.m_SourceRectangle.Width; x++)
{
for (int y = object1.m_SourceRectangle.Y; y < object1.m_SourceRectangle.Y + object1.m_SourceRectangle.Height; y++)
{
bits1[(x - object1.m_SourceRectangle.X) + (y - object1.m_SourceRectangle.Y) * object1.m_SpriteSheet.Width] =
fullBits1[(x - object1.m_SourceRectangle.X) + (y - object1.m_SourceRectangle.Y) * object1.m_SpriteSheet.Width];
}
}
Color[] fullBits2 = new Color[object2.m_SpriteSheet.Width * object2.m_SpriteSheet.Height];
object1.m_SpriteSheet.GetData(fullBits2);
Color[] bits2 = new Color[object2.m_SourceRectangle.Width * object2.m_SourceRectangle.Height];
for (int x = object2.m_SourceRectangle.X; x < object2.m_SourceRectangle.X + object2.m_SourceRectangle.Width; x++)
{
for (int y = object2.m_SourceRectangle.Y; y < object2.m_SourceRectangle.Y + object2.m_SourceRectangle.Height; y++)
{
bits2[(x - object2.m_SourceRectangle.X) + (y - object2.m_SourceRectangle.Y) * object2.m_SpriteSheet.Width] =
fullBits2[(x - object2.m_SourceRectangle.X) + (y - object2.m_SourceRectangle.Y) * object2.m_SpriteSheet.Width];
}
}
//Determine the left side of the collision rectangle
int x1 = Math.Max(object1.m_DestinationRectangle.X, object2.m_DestinationRectangle.X);
//Determine the right side of our collision rectangle
int x2 = Math.Min(object1.m_DestinationRectangle.X + object1.m_SourceRectangle.Width,
object2.m_DestinationRectangle.X + object2.m_SourceRectangle.Width);
//Determine the Top of the collision rectangle
int y1 = Math.Max(object1.m_DestinationRectangle.Y, object2.m_DestinationRectangle.Y);
//Determine the Bottom of our collision rectangle
int y2 = Math.Min(object1.m_DestinationRectangle.Y + object1.m_SourceRectangle.Height,
object2.m_DestinationRectangle.Y + object2.m_SourceRectangle.Height);
for (int y = y1; y < y2; y++)
{
for (int x = x1; x < x2; x++)
{
Color a1 = bits1[(x - object1.m_DestinationRectangle.X) + (y - object1.m_DestinationRectangle.Y) * object1.m_SpriteSheet.Width];
Color b1 = bits2[(x - object2.m_DestinationRectangle.X) + (y - object2.m_DestinationRectangle.Y) * object2.m_SpriteSheet.Width];
if (a1.A != 0 && b1.A != 0)
{
return true;
}
}
}
return false;
}
/// <summary>
/// should be used only for player collision
/// it only returns a bool so if you need more info
/// then use the rectagle collision
///
/// i am not sure if this will work or if i just made something useless
/// </summary>
/// <param name="object1"></param>
/// <param name="object2"></param>
/// <returns>bool</returns>
public static bool collisionCheck(PerPixelInfo object1, PerPixelInfo object2)
{
//based of the perpixel collision from mcguiggan
//Getting Color data from Texture and assigning it to
// an array as big as the number of pixels in the image
Color[] fullBits1 = new Color[object1.m_SpriteSheet.Width * object1.m_SpriteSheet.Height];
object1.m_SpriteSheet.GetData(fullBits1);
Color[] bits1 = new Color[object1.m_SourceRectangle.Width * object1.m_SourceRectangle.Height];
for (int x = object1.m_SourceRectangle.X; x < object1.m_SourceRectangle.X + object1.m_SourceRectangle.Width; x++)
{
for (int y = object1.m_SourceRectangle.Y; y < object1.m_SourceRectangle.Y + object1.m_SourceRectangle.Height; y++)
{
bits1[(x - object1.m_SourceRectangle.X) + (y - object1.m_SourceRectangle.Y) * object1.m_SpriteSheet.Width] =
fullBits1[(x - object1.m_SourceRectangle.X) + (y - object1.m_SourceRectangle.Y) * object1.m_SpriteSheet.Width];
}
}
Color[] fullBits2 = new Color[object2.m_SpriteSheet.Width * object2.m_SpriteSheet.Height];
object1.m_SpriteSheet.GetData(fullBits2);
Color[] bits2 = new Color[object2.m_SourceRectangle.Width * object2.m_SourceRectangle.Height];
for (int x = object2.m_SourceRectangle.X; x < object2.m_SourceRectangle.X + object2.m_SourceRectangle.Width; x++)
{
for (int y = object2.m_SourceRectangle.Y; y < object2.m_SourceRectangle.Y + object2.m_SourceRectangle.Height; y++)
{
bits2[(x - object2.m_SourceRectangle.X) + (y - object2.m_SourceRectangle.Y) * object2.m_SpriteSheet.Width] =
fullBits2[(x - object2.m_SourceRectangle.X) + (y - object2.m_SourceRectangle.Y) * object2.m_SpriteSheet.Width];
}
}
//Determine the left side of the collision rectangle
int x1 = Math.Max(object1.m_DestinationRectangle.X, object2.m_DestinationRectangle.X);
//Determine the right side of our collision rectangle
int x2 = Math.Min(object1.m_DestinationRectangle.X + object1.m_SourceRectangle.Width,
object2.m_DestinationRectangle.X + object2.m_SourceRectangle.Width);
//Determine the Top of the collision rectangle
int y1 = Math.Max(object1.m_DestinationRectangle.Y, object2.m_DestinationRectangle.Y);
//Determine the Bottom of our collision rectangle
int y2 = Math.Min(object1.m_DestinationRectangle.Y + object1.m_SourceRectangle.Height,
object2.m_DestinationRectangle.Y + object2.m_SourceRectangle.Height);
for (int y = y1; y < y2; y++)
{
for (int x = x1; x < x2; x++)
{
Color a1 = bits1[(x - object1.m_DestinationRectangle.X) + (y - object1.m_DestinationRectangle.Y) * object1.m_SpriteSheet.Width];
Color b1 = bits2[(x - object2.m_DestinationRectangle.X) + (y - object2.m_DestinationRectangle.Y) * object2.m_SpriteSheet.Width];
if (a1.A != 0 && b1.A != 0)
{
return(true);
}
}
}
return(false);
}
