//Item collision testing
public void TestGroundItem(Item_Base spr, Tile[,] tileData)
{
int y1 = (int)((spr.Position.Y + spr.Height) / 16);
int x1 = (int)(spr.Position.X) / 16;
int x2 = (int)(spr.Position.X + 16) / 16;
if (tileData[x1, y1].isSolid == true)
{
spr.airState = Phys_Const.AirState.GROUND;
}
else if (tileData[x2, y1].isSolid == true)
{
spr.airState = Phys_Const.AirState.GROUND;
}
else
spr.airState = Phys_Const.AirState.AIR;
if (spr.airState == Phys_Const.AirState.GROUND)
{
spr.Position.Y = (y1 * 16) - spr.Source.Height;
spr.vVelocity.Y = 0;
}
else
spr.airState = Phys_Const.AirState.AIR;
}
public Level()
{
for (int i = 0; i < 200; i++)
{
for (int n = 0; n < 50; n++)
{
tileData[i, n] = new Tile();
tileData[i, n].isSolid = false;
if (n > 25)
{
tileData[i, n].isSolid = true;
tileData[i, n].isVisible = true;
}
if (n == 26)
{
tileData[i, n].isTop = true;
tileData[i, n].isVisible = true;
}
}
}
tileData[20, 25].isSolid = true;
tileData[20, 25].isStone = true;
tileData[20, 25].isVisible = true;
tileData[20, 25].isVisible = true;
tileData[51, 25].isSolid = true;
tileData[51, 25].isVisible = true;
tileData[40, 25].isSolid = true;
tileData[51, 20].isSolid = true;
tileData[52, 20].isSolid = true;
tileData[53, 20].isSolid = true;
tileData[40, 25].isStone = true;
tileData[51, 25].isStone = true;
tileData[51, 20].isStone = true;
tileData[52, 20].isStone = true;
tileData[53, 20].isStone = true;
tileData[40, 25].isVisible = true;
tileData[51, 20].isVisible = true;
tileData[52, 20].isVisible = true;
tileData[53, 20].isVisible = true;
blockSprite = new Sprite();
blockSprite.Source = new Rectangle(0, 0, 16, 16);
npcMan.currentLevel = this;
}
public void TestCeilingItem(Item_Base spr, Tile[,] tileData)
{
if (spr.vVelocity.Y < 0)
{
int y1 = (int)((spr.Position.Y) / 16);
int x1 = (int)(spr.Position.X) / 16;
int x2 = (int)(spr.Position.X + 14) / 16;
if (tileData[x1, y1].isSolid == true)
{
spr.vVelocity.Y = 0;
spr.Position.Y = (y1 * 16) + 16;
}
else if (tileData[x2, y1].isSolid == true)
{
spr.vVelocity.Y = 0;
spr.Position.Y = (y1 * 16) + 16;
}
}
}
public void WallTestNPC(NPC_Base spr, Tile[,] tileData)
{
int y1 = (int)((spr.Position.Y + (spr.Source.Height - 16)) / 16);
//int y2 = (int)(((spr.Position.Y + 16)) / 16);
int x1 = (int)(spr.Position.X - 2) / 16;
int x2 = (int)(spr.Position.X + 16) / 16;
if (spr.isMovingLeft == false)
{
if (tileData[x2, y1].isSolid == true)
{
spr.Position.X = (x2 * 16) - 16;
spr.HandleCollision(ConstHelper.CollisionDir.RIGHT, "wall");
}
}
else
{
if (tileData[x1, y1].isSolid == true)
{
spr.Position.X = (x1 * 16) + 16;
spr.HandleCollision(ConstHelper.CollisionDir.LEFT, "wall");
}
}
}
public void Update(GameTime time, Tile[,] tileData, List<Block> blocks)
{
for (int i = 0; i < listNPC.Count; i++)
{
NPC_Base npc = listNPC[i];
npc.Update(time);
if (npc.Collide == true)
{
TestGroundNPC(npc, tileData);
WallTestNPC(npc, tileData);
TestCeilingNPC(npc, tileData, blocks);
}
}
}
public void TestGroundNPC(NPC_Base spr, Tile[,] tileData)
{
int y1 = (int)((spr.Position.Y + spr.Height) / 16);
int x1 = (int)(spr.Position.X + 4) / 16;
int x2 = (int)(spr.Position.X + 14) / 16;
if (tileData[x1, y1].isSolid == true)
{
spr.airState = ConstHelper.AirState.GROUND;
}
else if (tileData[x2, y1].isSolid == true)
{
spr.airState = ConstHelper.AirState.GROUND;
}
else
{
if (spr is NPC_Turtle)
{
NPC_Turtle turtle = (NPC_Turtle)spr;
if (turtle.isRed == true && turtle.isShell == false)
{
if (turtle.airState == ConstHelper.AirState.GROUND)
{
turtle.isMovingLeft = !turtle.isMovingLeft;
turtle.FlipHorz = !turtle.FlipHorz;
}
}
else
spr.airState = ConstHelper.AirState.AIR;
}
else
spr.airState = ConstHelper.AirState.AIR;
}
if (spr.airState == ConstHelper.AirState.GROUND)
{
spr.Position.Y = (y1 * 16) - spr.Source.Height;
spr.vVelocity.Y = 0;
}
else
spr.airState = ConstHelper.AirState.AIR;
}
public void TestCeilingNPC(NPC_Base spr, Tile[,] tileData, List<Block> blocks)
{
if (spr.vVelocity.Y < 0)
{
int y1 = (int)((spr.Position.Y) / 16);
int x1 = (int)(spr.Position.X + 4) / 16;
int x2 = (int)(spr.Position.X + 14) / 16;
if (tileData[x1, y1].isSolid == true)
{
spr.vVelocity.Y = 0;
spr.Position.Y = (y1 * 16) + 16;
}
else if (tileData[x2, y1].isSolid == true)
{
spr.vVelocity.Y = 0;
spr.Position.Y = (y1 * 16) + 16;
}
}
foreach (NPC_Base npc in listNPC.ToArray())
{
if (npc is NPC_Turtle)
{
NPC_Turtle turtle = (NPC_Turtle)npc;
foreach (Block blockTest in blocks)
{
if (turtle.GetRect().Intersects(blockTest.GetRect()) &&
turtle.isShell && turtle.isHeld == false)
{
blockTest.HandleCollision(ConstHelper.CollisionDir.DOWN, "shell");
}
}
}
}
}
public void Update(Tile[,] tileData)
{
for (int i = 0; i < listItem.Count; i++)
{
Item_Base item = listItem[i];
item.Update();
if (item.isWithinBlock == false)
{
TestGroundItem(item, tileData);
WallTestItem(item, tileData);
TestCeilingItem(item, tileData);
}
}
}
