protected override void OnFinalisePlacements(IEnumerable <InstPlacement> placements)
{
Vector2 min = new Vector2();
Vector2 max = new Vector2();
foreach (InstPlacement placement in placements)
{
if (placement.Position.X < min.X)
{
min.X = placement.Position.X;
}
if (placement.Position.Z < min.Y)
{
min.Y = placement.Position.Z;
}
if (placement.Position.X > max.X)
{
max.X = placement.Position.X;
}
if (placement.Position.Z > max.Y)
{
max.Y = placement.Position.Z;
}
}
myBounds.X = min.X;
myBounds.Y = min.Y;
myBounds.Z = max.X;
myBounds.W = max.Y;
myGridWidth = (int)Math.Ceiling((max.X - min.X) / BlockSize);
myGridDepth = (int)Math.Ceiling((max.Y - min.Y) / BlockSize);
myInstGrid = new ExteriorBlock[myGridWidth, myGridDepth];
for (int x = 0; x < myGridWidth; ++x)
{
for (int z = 0; z < myGridDepth; ++z)
{
myInstGrid[x, z] = new ExteriorBlock(GetBlockPos(x, z));
}
}
foreach (InstPlacement placement in placements)
{
int x = GetBlockX(placement.Position.X);
int z = GetBlockZ(placement.Position.Z);
myInstGrid[x, z].AddPlacement(placement);
}
foreach (ExteriorBlock block in myInstGrid)
{
block.FinalisePlacements();
}
}
public override void Render(ModelShader shader, RenderLayer layer)
{
float rx, rz;
for (int x = 0; x < myGridWidth; ++x)
{
for (int z = 0; z < myGridDepth; ++z)
{
ExteriorBlock blk = myInstGrid[x, z];
rx = blk.CenterPos.X - shader.Camera.Position.X;
rz = blk.CenterPos.Y - shader.Camera.Position.Z;
if ((rx * rx + rz * rz) < shader.Camera.ViewDistance2 + blk.Radius2)
{
blk.Render(shader, layer);
}
}
}
}
protected override void OnFinalisePlacements( IEnumerable<InstPlacement> placements )
{
Vector2 min = new Vector2();
Vector2 max = new Vector2();
foreach ( InstPlacement placement in placements )
{
if ( placement.Position.X < min.X )
min.X = placement.Position.X;
if ( placement.Position.Z < min.Y )
min.Y = placement.Position.Z;
if ( placement.Position.X > max.X )
max.X = placement.Position.X;
if ( placement.Position.Z > max.Y )
max.Y = placement.Position.Z;
}
myBounds.X = min.X;
myBounds.Y = min.Y;
myBounds.Z = max.X;
myBounds.W = max.Y;
myGridWidth = (int) Math.Ceiling( ( max.X - min.X ) / BlockSize );
myGridDepth = (int) Math.Ceiling( ( max.Y - min.Y ) / BlockSize );
myInstGrid = new ExteriorBlock[ myGridWidth, myGridDepth ];
for ( int x = 0; x < myGridWidth; ++x ) for ( int z = 0; z < myGridDepth; ++z )
myInstGrid[ x, z ] = new ExteriorBlock( GetBlockPos( x, z ) );
foreach ( InstPlacement placement in placements )
{
int x = GetBlockX( placement.Position.X );
int z = GetBlockZ( placement.Position.Z );
myInstGrid[ x, z ].AddPlacement( placement );
}
foreach ( ExteriorBlock block in myInstGrid )
block.FinalisePlacements();
}