public Starfield()
{
var vertex_data = new VertexP3C4[num_stars];
for (int i = 0; i < num_stars; i++)
{
vertex_data[i] = GetStar();
}
Mesh(new Mesh <VertexP3C4, uint>(vertex_data));
Mode = PrimitiveType.Points;
}
public Grid()
{
var amount = 10;
var space = 100;
var vertices = new VertexP3C4[4 + 4 * (2 * amount + 1)];
vertices[0] = new VertexP3C4(0, 1000, 0, 1, 0, 0, 0.5f);
vertices[1] = new VertexP3C4(0, 0, 0, 1, 1, 1, 0.5f);
vertices[2] = new VertexP3C4(0, 0, 0, 1, 1, 1, 0.5f);
vertices[3] = new VertexP3C4(0, -1000, 0, 1, 0, 0, 0.5f);
for (var i = -amount; i <= amount; i++)
{
vertices[4 + 4 * (i + amount) + 0] = new VertexP3C4(amount * space, 0, i * space, 1, 1, 1, 0.5f);
vertices[4 + 4 * (i + amount) + 1] = new VertexP3C4(-amount * space, 0, i * space, 1, 1, 1, 0.5f);
vertices[4 + 4 * (i + amount) + 2] = new VertexP3C4(i * space, 0, amount * space, 1, 1, 1, 0.5f);
vertices[4 + 4 * (i + amount) + 3] = new VertexP3C4(i * space, 0, -amount * space, 1, 1, 1, 0.5f);
}
Mesh(new Mesh <VertexP3C4, uint>(vertices));
Mode = PrimitiveType.Lines;
}
public Grid(float size, int width, int height)
{
Size = size;
Width = width;
Height = height;
if (Root.Instance.UserInterface == null)
{
return;
}
fieldcount = width * height;
vertexcount = fieldcount * 4;
data = new VertexP3C4[vertexcount];
int i = 0;
material = Material.CreateSimpleMaterial(null);
material.DepthTest = true;
material.DepthWrite = true;
material.Additive = true;
//float cy = 1.0f / (float)height * size;
//float cy = 1.0f / (float)width * size;
indices = new IndexBuffer();
indices.buffer = new int[fieldcount * 6];
for (int y = 0; y < height; ++y)
{
float yp = (float)y * size - (size * height / 2);
for (int x = 0; x < width; ++x)
{
float xp = (float)x * size - (size * width / 2);
Color4f color = new Color4f(VecRandom.Instance.NextFloat(), VecRandom.Instance.NextFloat(), VecRandom.Instance.NextFloat(), 1);
data[i].Color = color;
data[i].Position = new Vector3(xp, 0, yp);
data[i + 1].Color = color;
data[i + 1].Position = new Vector3(xp + size, 0, yp);
data[i + 2].Color = color;
data[i + 2].Position = new Vector3(xp, 0, yp + size);
data[i + 3].Color = color;
data[i + 3].Position = new Vector3(xp + size, 0, yp + size);
int idx = i / 4 * 6;
indices.buffer[idx] = i;
indices.buffer[idx + 1] = i + 1;
indices.buffer[idx + 2] = i + 2;
indices.buffer[idx + 3] = i + 1;
indices.buffer[idx + 4] = i + 3;
indices.buffer[idx + 5] = i + 2;
i += 4;
}
}
buffersize = vertexcount * (3 + 4) * 4;
vertices = Root.Instance.UserInterface.Renderer.CreateDynamicVertexBuffer(buffersize);
vertices.Format = VertexFormat.VF_P3C4;
vertices.Update(data, buffersize);
shader = Root.Instance.ResourceManager.LoadShader("simple3d.shader");
}