private void ImportRaw16()
{
byte[] data = File.ReadAllBytes(FilePath);
int rawResolution = Mathf.FloorToInt(Mathf.Sqrt(data.Length / sizeof(UInt16)));
if (rawResolution * rawResolution != data.Length / sizeof(UInt16))
{
throw new Exception("Error on populate data, RAW file doesn't have squared size or bit depth has been mis-configured!");
}
if (UseRawResolution)
{
DesData.Geometry.HeightMapResolution = rawResolution;
}
float[] heightData = new float[rawResolution * rawResolution];
for (int i = 0; i < heightData.Length; ++i)
{
UInt16 pixelValue = BitConverter.ToUInt16(data, i * 2);
heightData[i] = pixelValue * 1.0f / UInt16.MaxValue;
}
Vector2 uv = Vector2.zero;
Vector2 enc = Vector2.zero;
float h = 0;
Color[] heightMapColors = DesData.Geometry.HeightMap.GetPixels();
Color[] oldHeightMapColors = new Color[heightMapColors.Length];
Array.Copy(heightMapColors, oldHeightMapColors, heightMapColors.Length);
int heightMapResolution = DesData.Geometry.HeightMapResolution;
for (int z = 0; z < heightMapResolution; ++z)
{
for (int x = 0; x < heightMapResolution; ++x)
{
uv.Set(
Mathf.InverseLerp(0, heightMapResolution - 1, x),
1 - Mathf.InverseLerp(0, heightMapResolution - 1, z));
Color c = heightMapColors[GUtilities.To1DIndex(x, z, heightMapResolution)];
h = GUtilities.GetValueBilinear(heightData, rawResolution, rawResolution, uv);
enc = GCommon.EncodeFloatRG(h);
c.r = enc.x;
c.g = enc.y;
heightMapColors[GUtilities.To1DIndex(x, z, heightMapResolution)] = c;
}
}
DesData.Geometry.HeightMap.SetPixels(heightMapColors);
DesData.Geometry.HeightMap.Apply();
IEnumerable <Rect> dirtyRects = GCommon.CompareHeightMap(DesData.Geometry.ChunkGridSize, oldHeightMapColors, heightMapColors);
DesData.Geometry.SetRegionDirty(dirtyRects);
DesData.SetDirty(GTerrainData.DirtyFlags.Geometry);
}
private void DoImportGeometry()
{
if (UseUnityTerrainSize)
{
DesData.Geometry.Width = SrcData.size.x;
DesData.Geometry.Height = SrcData.size.y;
DesData.Geometry.Length = SrcData.size.z;
}
DesData.Geometry.HeightMapResolution = SrcData.heightmapResolution - 1;
float[,] heightSample = SrcData.GetHeights(0, 0, DesData.Geometry.HeightMapResolution, DesData.Geometry.HeightMapResolution);
Color[] heightMapColor = new Color[DesData.Geometry.HeightMapResolution * DesData.Geometry.HeightMapResolution];
float h = 0;
Vector2 enc;
int length = heightSample.GetLength(0);
int width = heightSample.GetLength(1);
for (int z = 0; z < length; ++z)
{
for (int x = 0; x < width; ++x)
{
h = heightSample[z, x];
enc = GCommon.EncodeFloatRG(h);
heightMapColor[GUtilities.To1DIndex(x, z, width)] = new Color(enc.x, enc.y, 0, 0);
}
}
DesData.Geometry.HeightMap.SetPixels(heightMapColor);
DesData.Geometry.HeightMap.Apply();
DesData.Geometry.SetRegionDirty(GCommon.UnitRect);
DesData.SetDirty(GTerrainData.DirtyFlags.Geometry);
DesData.Foliage.SetTreeRegionDirty(GCommon.UnitRect);
DesData.Foliage.SetGrassRegionDirty(GCommon.UnitRect);
if (DesTerrain != null)
{
DesTerrain.UpdateTreesPosition();
DesTerrain.UpdateGrassPatches();
DesData.Foliage.ClearTreeDirtyRegions();
DesData.Foliage.ClearGrassDirtyRegions();
}
GC.Collect();
}
public void Import()
{
try
{
#if UNITY_EDITOR
GCommonGUI.ProgressBar("Working", "Importing textures...", 1f);
#endif
if (HeightMap != null || VisibilityMap != null)
{
Color[] oldHeightMapColors = DesData.Geometry.HeightMap.GetPixels();
Texture2D hm = null;
if (HeightMap != null)
{
hm = GCommon.CloneTexture(HeightMap);
}
Texture2D vm = null;
if (VisibilityMap != null)
{
vm = GCommon.CloneTexture(VisibilityMap);
}
int desResolution = DesData.Geometry.HeightMapResolution;
Color[] newColor = new Color[desResolution * desResolution];
Vector2 uv = Vector2.zero;
Vector2 enc = Vector2.zero;
for (int y = 0; y < desResolution; ++y)
{
for (int x = 0; x < desResolution; ++x)
{
uv.Set(
Mathf.InverseLerp(0, desResolution, x),
Mathf.InverseLerp(0, desResolution, y));
Color c = Color.clear;
if (hm != null)
{
enc = GCommon.EncodeFloatRG(hm.GetPixelBilinear(uv.x, uv.y).r);
c.r = enc.x;
c.g = enc.y;
}
else
{
c = DesData.Geometry.HeightMap.GetPixelBilinear(uv.x, uv.y);
c.b = 0;
}
if (vm != null)
{
c.a = 1 - vm.GetPixelBilinear(uv.x, uv.y).r;
}
else
{
c.a = DesData.Geometry.HeightMap.GetPixelBilinear(uv.x, uv.y).a;
}
newColor[GUtilities.To1DIndex(x, y, desResolution)] = c;
}
}
DesData.Geometry.HeightMap.SetPixels(newColor);
DesData.Geometry.HeightMap.Apply();
if (hm != null)
{
GUtilities.DestroyObject(hm);
}
if (vm != null)
{
GUtilities.DestroyObject(vm);
}
//Color[] hmColor = hm.GetPixels();
//for (int i = 0; i < hmColor.Length; ++i)
//{
// Color c = hmColor[i];
// hmColor[i] = new Color(c.r, 0, 0, 0);
//}
//hm.SetPixels(hmColor);
//hm.Apply();
//GCommon.CopyTexture(hm, DesData.Geometry.Internal_HeightMap);
//GUtilities.DestroyObject(hm);
Color[] newHeightMapColors = DesData.Geometry.HeightMap.GetPixels();
IEnumerable <Rect> dirtyRects = GCommon.CompareHeightMap(DesData.Geometry.ChunkGridSize, oldHeightMapColors, newHeightMapColors);
DesData.Geometry.SetRegionDirty(dirtyRects);
DesData.SetDirty(GTerrainData.DirtyFlags.Geometry);
if (Terrain != null)
{
DesData.Foliage.SetTreeRegionDirty(GCommon.UnitRect);
DesData.Foliage.SetGrassRegionDirty(GCommon.UnitRect);
Terrain.UpdateTreesPosition(true);
Terrain.UpdateGrassPatches(-1, true);
DesData.Foliage.ClearTreeDirtyRegions();
DesData.Foliage.ClearGrassDirtyRegions();
}
}
if (AlbedoMap != null)
{
GCommon.CopyTexture(AlbedoMap, DesData.Shading.AlbedoMap);
DesData.SetDirty(GTerrainData.DirtyFlags.Shading);
}
if (MetallicMap != null)
{
GCommon.CopyTexture(MetallicMap, DesData.Shading.MetallicMap);
DesData.SetDirty(GTerrainData.DirtyFlags.Shading);
}
if (SplatControlMaps != null)
{
int count = Mathf.Min(SplatControlMaps.Length, DesData.Shading.SplatControlMapCount);
for (int i = 0; i < count; ++i)
{
if (SplatControlMaps[i] != null)
{
GCommon.CopyTexture(SplatControlMaps[i], DesData.Shading.GetSplatControl(i));
}
}
DesData.SetDirty(GTerrainData.DirtyFlags.Shading);
}
}
catch (System.Exception e)
{
Debug.LogError(e);
}
finally
{
#if UNITY_EDITOR
GCommonGUI.ClearProgressBar();
#endif
}
}
