public bool TryGetVertex(int indeex, out ColorVertex picked)
{
if (indeex < terrainVertices.Length)
{
picked = terrainVertices[indeex];
return(true);
}
picked = new ColorVertex();
return(false);
}
private void UpdateTerrain()
{
if (sim == null || sim.Terrain == null)
{
return;
}
WorkPool.QueueUserWorkItem(sync =>
{
int step = 1;
for (int x = 0; x < 256; x += step)
{
for (int y = 0; y < 256; y += step)
{
float z = 0;
int patchNr = ((int)x / 16) * 16 + (int)y / 16;
if (sim.Terrain[patchNr] != null &&
sim.Terrain[patchNr].Data != null)
{
float[] data = sim.Terrain[patchNr].Data;
z = data[(int)x % 16 * 16 + (int)y % 16];
}
heightTable[x, y] = z;
}
}
terrainFace = renderer.TerrainMesh(heightTable, 0f, 255f, 0f, 255f);
terrainVertices = new ColorVertex[terrainFace.Vertices.Count];
for (int i = 0; i < terrainFace.Vertices.Count; i++)
{
byte[] part = Utils.IntToBytes(i);
terrainVertices[i] = new ColorVertex()
{
Vertex = terrainFace.Vertices[i],
Color = new Color4b()
{
R = part[0],
G = part[1],
B = part[2],
A = 253 // terrain picking
}
};
}
terrainIndices = new uint[terrainFace.Indices.Count];
for (int i = 0; i < terrainIndices.Length; i++)
{
terrainIndices[i] = terrainFace.Indices[i];
}
terrainInProgress = false;
Modified = false;
terrainTextureNeedsUpdate = true;
terrainTimeSinceUpdate = 0f;
});
}
