/*
* @param side:
* 0 - top
* 1 - bottom
* 2 - right
* 3 - left
* 4 - front
* 5 - back
*/
private void AddUvs(List <Vector2> uvs, int id, byte side)
{
// One texture unit (1/16=0.0625)
const float unit = 0.0625f;
// Choose block or liquid
// Get texture coordinates for this side
Block b = Config.ID[id] as Block;
Vector2 uv;
if (b != null)
{
uv = b.GetUV(side);
}
else
{
Liquid l = Config.ID[id] as Liquid;
uv = l.GetUV(side);
}
// Texture coordinates in the 16x16 grid
float x = uv.x;
float y = uv.y;
// Convert to texture units
x *= unit;
y *= unit;
// Illegal coords warning
if (x > 15 || x < 0 || y > 15 || y < 0)
{
Debug.LogWarning("Block's texture coordinates are out of range [0, 15]");
}
// Add UVs
uvs.Add(new Vector2(x, y)); // left bottom
uvs.Add(new Vector2(x, y + unit)); // left top
uvs.Add(new Vector2(x + unit, y + unit)); // right top
uvs.Add(new Vector2(x + unit, y)); // right bottom
}
