public void Load()
{
vbo = new VBO();
vbo.PrimitiveType = PrimitiveType.Triangles;
List <Vector3> verticesList = new List <Vector3>()
{
new Vector3(-0.5f, 0.5f, 0.5f), // vertex[0]
new Vector3(0.5f, 0.5f, 0.5f), // vertex[1]
new Vector3(0.5f, -0.5f, 0.5f), // vertex[2]
new Vector3(-0.5f, -0.5f, 0.5f), // vertex[3]
new Vector3(-0.5f, 0.5f, -0.5f), // vertex[4]
new Vector3(0.5f, 0.5f, -0.5f), // vertex[5]
new Vector3(0.5f, -0.5f, -0.5f), // vertex[6]
new Vector3(-0.5f, -0.5f, -0.5f), // vertex[7]
};
List <uint> indicesList = new List <uint>()
{
1, 0, 2, // front
3, 2, 0,
6, 4, 5, // back
4, 6, 7,
4, 7, 0, // left
7, 3, 0,
1, 2, 5, //right
2, 6, 5,
0, 1, 5, // top
0, 5, 4,
2, 3, 6, // bottom
3, 7, 6
};
List <int> colorList = new List <int>()
{
FromRGBA(1.0f, 0.0f, 0.0f, 1.0f).ToRGBA(),
FromRGBA(0.0f, 1.0f, 0.0f, 1.0f).ToRGBA(),
FromRGBA(0.0f, 0.0f, 1.0f, 1.0f).ToRGBA(),
FromRGBA(0.0f, 1.0f, 1.0f, 1.0f).ToRGBA(),
FromRGBA(1.0f, 0.0f, 0.0f, 1.0f).ToRGBA(),
FromRGBA(0.0f, 1.0f, 0.0f, 1.0f).ToRGBA(),
FromRGBA(0.0f, 0.0f, 1.0f, 1.0f).ToRGBA(),
FromRGBA(0.0f, 1.0f, 1.0f, 1.0f).ToRGBA()
};
vbo.SetVerticies(verticesList);
vbo.SetIndices(indicesList);
vbo.SetColors(colorList);
}
public void BuildVBO()
{
VBO vbo = new VBO()
{
PrimitiveType = PrimitiveType.Triangles,
TextureId = terrain.DARK_GRASS
};
List <Vector3> verticesList = new List <Vector3>();
List <uint> indicesList = new List <uint>();
List <Vector3> normalsList = new List <Vector3>();
List <Vector2> texcoordsList = new List <Vector2>();
for (int x = X; x <= (X + WIDTH); x++)
{
for (int z = Z; z <= (Z + HEIGHT); z++)
{
verticesList.Add(terrain.HeightVectorAt(x, z));
normalsList.Add(terrain.NormalAt(x, z));
texcoordsList.Add(new Vector2((x - X) / (float)WIDTH, (z - Z) / (float)HEIGHT));
}
}
int stride = WIDTH + 1;
for (int x = 0; x < WIDTH; x++)
{
for (int z = 0; z < HEIGHT; z++)
{
indicesList.Add((uint)((x) * stride + (z + 1)));
indicesList.Add((uint)((x + 1) * stride + (z + 1)));
indicesList.Add((uint)((x) * stride + (z)));
indicesList.Add((uint)((x + 1) * stride + (z)));
indicesList.Add((uint)((x) * stride + (z)));
indicesList.Add((uint)((x + 1) * stride + (z + 1)));
}
}
vbo.SetVerticies(verticesList);
vbo.SetIndices(indicesList);
vbo.SetNormals(normalsList);
vbo.SetTexcoords(texcoordsList);
VBO = vbo;
Triangles = indicesList.Count / 3;
}
public void Load()
{
vbo = new VBO();
vbo.TextureId = Util.LoadTexture("Terrain.Assets.SKYBOX.jpg");
List <Vector3> verticesList = new List <Vector3>();
List <uint> indicesList = new List <uint>();
List <Vector2> texcoordsList = new List <Vector2>();
//forward
verticesList.Add(new Vector3(-1, -1, 1));
verticesList.Add(new Vector3(-1, 1, 1));
verticesList.Add(new Vector3(1, 1, 1));
verticesList.Add(new Vector3(1, -1, 1));
texcoordsList.Add(new Vector2(0.25f, 2f / 3f));
texcoordsList.Add(new Vector2(0.25f, 1f / 3f));
texcoordsList.Add(new Vector2(0.5f, 1f / 3f));
texcoordsList.Add(new Vector2(0.5f, 2f / 3f));
indicesList.Add(0);
indicesList.Add(1);
indicesList.Add(2);
indicesList.Add(2);
indicesList.Add(3);
indicesList.Add(0);
//top
verticesList.Add(new Vector3(-1, 0.98f, 1));
verticesList.Add(new Vector3(-1, 0.98f, -1));
verticesList.Add(new Vector3(1, 0.98f, -1));
verticesList.Add(new Vector3(1, 0.98f, 1));
texcoordsList.Add(new Vector2(0.255f, 1f / 3f));
texcoordsList.Add(new Vector2(0.255f, 0f / 3f));
texcoordsList.Add(new Vector2(0.495f, 0f / 3f));
texcoordsList.Add(new Vector2(0.495f, 1f / 3f));
indicesList.Add(4);
indicesList.Add(5);
indicesList.Add(6);
indicesList.Add(6);
indicesList.Add(7);
indicesList.Add(4);
//left
verticesList.Add(new Vector3(-1, -1, -1));
verticesList.Add(new Vector3(-1, 1, -1));
verticesList.Add(new Vector3(-1, 1, 1));
verticesList.Add(new Vector3(-1, -1, 1));
texcoordsList.Add(new Vector2(0.00f, 2f / 3f));
texcoordsList.Add(new Vector2(0.00f, 1f / 3f));
texcoordsList.Add(new Vector2(0.25f, 1f / 3f));
texcoordsList.Add(new Vector2(0.25f, 2f / 3f));
indicesList.Add(8);
indicesList.Add(9);
indicesList.Add(10);
indicesList.Add(10);
indicesList.Add(11);
indicesList.Add(8);
//right
verticesList.Add(new Vector3(1, -1, 1));
verticesList.Add(new Vector3(1, 1, 1));
verticesList.Add(new Vector3(1, 1, -1));
verticesList.Add(new Vector3(1, -1, -1));
texcoordsList.Add(new Vector2(0.50f, 2f / 3f));
texcoordsList.Add(new Vector2(0.50f, 1f / 3f));
texcoordsList.Add(new Vector2(0.75f, 1f / 3f));
texcoordsList.Add(new Vector2(0.75f, 2f / 3f));
indicesList.Add(12);
indicesList.Add(13);
indicesList.Add(14);
indicesList.Add(14);
indicesList.Add(15);
indicesList.Add(12);
//back
verticesList.Add(new Vector3(1, -1, -1));
verticesList.Add(new Vector3(1, 1, -1));
verticesList.Add(new Vector3(-1, 1, -1));
verticesList.Add(new Vector3(-1, -1, -1));
texcoordsList.Add(new Vector2(0.75f, 2f / 3f));
texcoordsList.Add(new Vector2(0.75f, 1f / 3f));
texcoordsList.Add(new Vector2(1f, 1f / 3f));
texcoordsList.Add(new Vector2(1f, 2f / 3f));
indicesList.Add(16);
indicesList.Add(17);
indicesList.Add(18);
indicesList.Add(18);
indicesList.Add(19);
indicesList.Add(16);
vbo.SetIndices(indicesList);
vbo.SetVerticies(verticesList);
vbo.SetTexcoords(texcoordsList);
}