//Draws the actual map texture
internal void drawHeightScanline(SCANtype type)
{
Color[] cols_height_map_small = map_small.GetPixels(0, scanline, 360, 1);
for (int ilon = 0; ilon < 360; ilon += 1)
{
int scheme = SCANcontroller.controller.colours;
float val = heightmap[ilon, scanline];
if (val == 0)
{ //Some preparation for bigger changes in map caching, automatically calculate elevation for every point on the small map, only display scanned areas
if (body.pqsController == null)
{
heightmap[ilon, scanline] = 0;
cols_height_map_small[ilon] = palette.lerp(palette.black, palette.white, UnityEngine.Random.value);
continue;
}
else
{
// convert to radial vector
val = (float)SCANUtil.getElevation(body, ilon - 180, scanline - 90);
if (val == 0)
{
val = -0.001f; // this is terrible
}
heightmap[ilon, scanline] = val;
}
}
Color c = palette.black;
if (SCANUtil.isCovered(ilon, scanline, this, SCANtype.Altimetry))
{ //We check for coverage down here now, after elevation data is collected
if (SCANUtil.isCovered(ilon, scanline, this, SCANtype.AltimetryHiRes))
{
c = palette.heightToColor(val, scheme, this);
}
else
{
c = palette.heightToColor(val, 1, this);
}
}
else
{
c = palette.grey;
if (scanline % 30 == 0 && ilon % 3 == 0)
{
c = palette.white;
}
else if (ilon % 30 == 0 && scanline % 3 == 0)
{
c = palette.white;
}
}
if (type != SCANtype.Nothing)
{
if (!SCANUtil.isCoveredByAll(ilon, scanline, this, type))
{
c = palette.lerp(c, palette.black, 0.5f);
}
}
cols_height_map_small[ilon] = c;
}
map_small.SetPixels(0, scanline, 360, 1, cols_height_map_small);
scanline = scanline + 1;
if (scanline >= 180)
{
scanstep += 1;
scanline = 0;
}
}