public static void Create()
{
//without texcoord
DataStream stream = new DataStream(12 * 6, true, true);
stream.Write<Vector3>(new Vector3(-1, -1, 1));
stream.Write<Vector3>(new Vector3(-1, 1, 1));
stream.Write<Vector3>(new Vector3(1, 1, 1));
stream.Write<Vector3>(new Vector3(1, 1, 1));
stream.Write<Vector3>(new Vector3(1, -1, 1));
stream.Write<Vector3>(new Vector3(-1, -1, 1));
elements[0] = new SlimDX.Direct3D10.InputElement("POSITION", 0, SlimDX.DXGI.Format.R32G32B32_Float, 0, 0);
stream.Position = 0;
buffer = new SlimDX.Direct3D10.Buffer(Game.gameClass.GetDevice(), stream, (int)stream.Length, D3D10.ResourceUsage.Immutable,
D3D10.BindFlags.VertexBuffer, D3D10.CpuAccessFlags.None, D3D10.ResourceOptionFlags.None);
binding = new SlimDX.Direct3D10.VertexBufferBinding(buffer, 12, 0);
stream.Close();
//with texcoord
stream = new DataStream(12 * 6*2, true, true);
stream.Write<Vector3>(new Vector3(-1, -1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(-1, 1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(1, 1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(1, 1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(1, -1, 1));
stream.Write<Vector3>(Vector3.Zero);
stream.Write<Vector3>(new Vector3(-1, -1, 1));
stream.Write<Vector3>(Vector3.Zero);
elementsWithTexCoord[0] = new SlimDX.Direct3D10.InputElement("POSITION", 0, SlimDX.DXGI.Format.R32G32B32_Float, 0, 0);
elementsWithTexCoord[1] = new SlimDX.Direct3D10.InputElement("TEXCOORD", 0, SlimDX.DXGI.Format.R32G32B32_Float, 12, 0);
stream.Position = 0;
bufferWithTexCoord = new SlimDX.Direct3D10.Buffer(Game.gameClass.GetDevice(), stream, (int)stream.Length, D3D10.ResourceUsage.Dynamic,
D3D10.BindFlags.VertexBuffer, D3D10.CpuAccessFlags.Write, D3D10.ResourceOptionFlags.None);
bindingWithTexCoord = new SlimDX.Direct3D10.VertexBufferBinding(bufferWithTexCoord, 24, 0);
stream.Close();
}
private void CreateVertexBuffer()
{
//create vertex buffer
int size = 8 * quadSize * quadSize * 6; //end size of each quad will be quadSize+1
DataStream stream = new DataStream(size, true, true);
for (int i = 0; i < quadSize; i++)
for (int j = 0; j < quadSize; j++)
{
stream.Write(new Vector2(i, j));
stream.Write(new Vector2(i, j + 1));
stream.Write(new Vector2(i + 1, j + 1));
stream.Write(new Vector2(i + 1, j + 1));
stream.Write(new Vector2(i + 1, j));
stream.Write(new Vector2(i, j));
}
stream.Position = 0;
vertexBuffer = new SlimDX.Direct3D10.Buffer(Game.gameClass.GetDevice(), stream, size, SlimDX.Direct3D10.ResourceUsage.Immutable,
SlimDX.Direct3D10.BindFlags.VertexBuffer, SlimDX.Direct3D10.CpuAccessFlags.None, SlimDX.Direct3D10.ResourceOptionFlags.None);
stream.Close();
instances = new Vector4[(Globals.mapSize / quadSize) * (Globals.mapSize / quadSize)];
vertexBufferBinding = new SlimDX.Direct3D10.VertexBufferBinding(vertexBuffer, sizeof(float) * 2, 0);
}