//private static Vector2[] uv = new Vector2[]{new Vector2(1,0), new Vector2(0,0), new Vector2(0,1), new Vector2(1,1)};
public List<Vertex> GetVertices(OctreeNode node, Block block, Chunk chunk, World world)
{
List<Vertex> vertices = new List<Vertex>();
int x = (int)(chunk.GetWorldLocation().X + node.origin.X),
y = (int)(chunk.GetWorldLocation().Y + node.origin.Y),
z = (int)(chunk.GetWorldLocation().Z + node.origin.Z);
for(int face = 0; face < 6; face++){
Vector2[] uv = block.GetUV(face);
Block block2 = world.GetBlock(x + (addsX[face] * node.blockSize), y + (addsX[face + 6] * node.blockSize), z + (addsX[face + 12] * node.blockSize));
if(!block2.material.solid)
{
int baseCorner = face * 4;
for(int corner = 0; corner < 4; corner++){
Vertex vertex = new Vertex(corners[quadsOrder[baseCorner + corner]] * node.blockSize);
vertex.position += node.origin - new Vector3(node.blockSize / 2f, node.blockSize / 2f, node.blockSize / 2f);
vertex.color = block.material.color * brightness[face];
vertex.normal.X = node.blockSize;
vertex.normal.Y = block.GetSheetX(face);
vertex.normal.Z = block.GetSheetY(face);
vertex.texCoord = uv[corner];
vertices.Add(vertex);
triangles += 2;
}
}
}
return vertices;
}
private void SetupVertexbuffer()
{
List<Vertex> vertexList = new List<Vertex>(16);
Vertex[] vertices = new Vertex[4];
vertices[0].color = vertices[1].color = vertices[2].color = vertices[3].color = Vector3.One;
vertices[0].position = new Vector3(0, 0, 0);
vertices[1].position = new Vector3(1, 0, 0);
vertices[2].position = new Vector3(1, 1, 0);
vertices[3].position = new Vector3(0, 1, 0);
vertices[0].texCoord = new Vector2(0, 0);
vertices[1].texCoord = new Vector2(1, 0);
vertices[2].texCoord = new Vector2(1, 1);
vertices[3].texCoord = new Vector2(0, 1);
vertexList.AddRange(vertices);
vertices[0].texCoord = new Vector2(0, 1);
vertices[1].texCoord = new Vector2(1, 1);
vertices[2].texCoord = new Vector2(1, 0);
vertices[3].texCoord = new Vector2(0, 0);
vertexList.AddRange(vertices);
vertices[0].texCoord = new Vector2(1, 0);
vertices[1].texCoord = new Vector2(0, 0);
vertices[2].texCoord = new Vector2(0, 1);
vertices[3].texCoord = new Vector2(1, 1);
vertexList.AddRange(vertices);
vertices[0].texCoord = new Vector2(1, 1);
vertices[1].texCoord = new Vector2(0, 1);
vertices[2].texCoord = new Vector2(0, 0);
vertices[3].texCoord = new Vector2(1, 0);
vertexList.AddRange(vertices);
vertexbuffer.SetData(vertexList.ToArray());
}
public VertexBuffer(Vertex[] data, int[] order)
{
SetData(data, order);
}
public VertexBuffer(Vertex[] data)
{
SetData(data);
}
public void SetData(Vertex[] data, int[] order)
{
if(data != null && order != null)
{
List<Vertex> vertices = new List<Vertex>();
foreach(int i in order){
vertices.Add(data[i]);
}
//System.Console.WriteLine( data.Length );
data = vertices.ToArray();
this.length = data.Length;
GL.BindBuffer( BufferTarget.ArrayBuffer, id );
GL.BufferData( BufferTarget.ArrayBuffer, new IntPtr( data.Length * Vertex.Stride ), data, BufferUsageHint.StaticDraw );
}
}
public void SetData(Vertex[] data)
{
if(data != null)
{
//System.Console.WriteLine( data.Length );
this.length = data.Length;
GL.BindBuffer( BufferTarget.ArrayBuffer, id );
GL.BufferData( BufferTarget.ArrayBuffer, new IntPtr( data.Length * Vertex.Stride ), data, BufferUsageHint.StaticDraw );
}
}