public void Draw(Graphics.SceneRenderer renderer)
{
effect.View = renderer.Camera.LookAtMatrix;
effect.Projection = GameSettings.PfovMatrix;
Chunk chunk;
// Draw geometry
for (int x = 0; x < width; ++x)
{
for (int z = 0; z < length; ++z)
{
chunk = chunks[x, z];
// If necessary, rebuild the chunk's geometry.
if (chunk.IsDirty)
{
chunk.Rebuild(renderer);
}
else
{
// Else just rebuild transparent vertices to ensure correct draw order.
// TODO: Perform this only when the player moves, not every frame.
chunk.ReconstructVertices(renderer, true);
}
// If there are opaque vertices to draw, do so.
if (chunk.OpaqueVertexBuffer != null)
{
renderer.DrawVertices(chunk.OpaqueVertexBuffer, effect);
}
// Draw any alpha-blended vertices.
if (chunk.TransparentVertexBuffer != null)
{
renderer.DrawAlphaBlendedVertices(chunk.TransparentVertexBuffer, effect, new Vector3(x * Chunk.WIDTH, 0, z * Chunk.LENGTH));
}
}
}
}
