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* Brings back map tile generation based on the terrain. The algorithm produces a graphic that is a bit Dazzle-ish. A Dazzle-ish map tile is better then a grey map tile IMHO.

0.6.0-stable
Teravus Ovares 2008-04-10 13:37:39 +00:00
parent fca85cc1a6
commit 1178eddffc
1 changed files with 108 additions and 0 deletions
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108
OpenSim/Region/Environment/Scenes/Scene.cs
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@ -988,6 +988,114 @@ namespace OpenSim.Region.Environment.Scenes
//create a texture asset of the terrain
ITerrainTemp terrain = RequestModuleInterface<ITerrainTemp>();
if (Heightmap != null)
{
Bitmap mapbmp = new Bitmap(256, 256);
double[,] hm = Heightmap.GetDoubles();
float heightvalue = 0;
Color water = Color.FromArgb(0, 0, 255);
Color prim = Color.FromArgb(120, 120, 120);
LLVector3 RayEnd = new LLVector3(0, 0, 0);
LLVector3 RayStart = new LLVector3(0, 0, 0);
LLVector3 direction = new LLVector3(0, 0, -1);
Vector3 AXOrigin = new Vector3();
Vector3 AXdirection = new Vector3();
Ray testRay = new Ray();
EntityIntersection rt = new EntityIntersection();
float low = 255;
float high = 0;
for (int x = 0; x < 256; x++)
{
for (int y = 0; y < 256; y++)
{
float hmval = (float)hm[x, y];
if (hmval < low)
low = hmval;
if (hmval > high)
high = hmval;
}
}
float mid = (high + low) * 0.5f;
for (int x = 0; x < 256; x++)
{
//int tc = System.Environment.TickCount;
for (int y = 0; y < 256; y++)
{
//RayEnd = new LLVector3(x, y, 0);
//RayStart = new LLVector3(x, y, 255);
//direction = LLVector3.Norm(RayEnd - RayStart);
//AXOrigin = new Vector3(RayStart.X, RayStart.Y, RayStart.Z);
//AXdirection = new Vector3(direction.X, direction.Y, direction.Z);
//testRay = new Ray(AXOrigin, AXdirection);
//rt = m_innerScene.GetClosestIntersectingPrim(testRay);
//if (rt.HitTF)
//{
//mapbmp.SetPixel(x, y, prim);
//}
//else
//{
//float tmpval = (float)hm[x, y];
heightvalue = (float)hm[x, y];
if ((float)heightvalue > m_regInfo.EstateSettings.waterHeight)
{
// scale height value
heightvalue = low + mid * (heightvalue - low) / mid;
if (heightvalue > 255)
heightvalue = 255;
if (heightvalue < 0)
heightvalue = 0;
Color green = Color.FromArgb((int)heightvalue, 100, (int)heightvalue);
// Y flip the cordinates
mapbmp.SetPixel(x, (256 - y) - 1, green);
}
else
{
// Y flip the cordinates
mapbmp.SetPixel(x, (256 - y) - 1, water);
}
//}
}
//tc = System.Environment.TickCount - tc;
//m_log.Info("[MAPTILE]: Completed One row in " + tc + " ms");
}
byte[] data;
try
{
data = OpenJPEGNet.OpenJPEG.EncodeFromImage(mapbmp, false);
}
catch (Exception)
{
return;
}
m_regInfo.EstateSettings.terrainImageID = LLUUID.Random();
AssetBase asset = new AssetBase();
asset.FullID = m_regInfo.EstateSettings.terrainImageID;
asset.Data = data;
asset.Name = "terrainImage";
asset.Description = RegionInfo.RegionName;
asset.Type = 0;
asset.Temporary = temporary;
AssetCache.AddAsset(asset);
}
if (terrain != null)
{
byte[] data = terrain.WriteJpegImage("defaultstripe.png");