private void DoExportSplats()
{
DesData.alphamapResolution = SrcData.Shading.SplatControlResolution;
Texture2D[] alphaMaps = DesData.alphamapTextures;
for (int i = 0; i < alphaMaps.Length; ++i)
{
Texture2D controlMap = SrcData.Shading.GetSplatControl(i);
GCommon.CopyTexture(controlMap, alphaMaps[i]);
}
}
private void DoImportSplats()
{
if (!ImportSplatControlMapsOnly)
{
GSplatPrototypeGroup splatGroup = DesData.Shading.Splats;
if (splatGroup == null ||
splatGroup == GRuntimeSettings.Instance.shadingDefault.splats)
{
CreateNewSplatPrototypesGroup = true;
}
if (CreateNewSplatPrototypesGroup)
{
splatGroup = ScriptableObject.CreateInstance <GSplatPrototypeGroup>();
#if UNITY_EDITOR
if (!Application.isPlaying)
{
string path = AssetDatabase.GetAssetPath(DesData);
string directory = Path.GetDirectoryName(path);
string filePath = Path.Combine(directory, string.Format("Splats_{0}_{1}.asset", DesData.Id, System.DateTime.Now.Ticks));
AssetDatabase.CreateAsset(splatGroup, filePath);
}
#endif
DesData.Shading.Splats = splatGroup;
}
TerrainLayer[] layers = SrcData.terrainLayers;
GSplatPrototype[] prototypes = new GSplatPrototype[layers.Length];
for (int i = 0; i < layers.Length; ++i)
{
if (layers[i] != null)
{
GSplatPrototype p = (GSplatPrototype)layers[i];
prototypes[i] = p;
}
else
{
prototypes[i] = new GSplatPrototype();
}
}
splatGroup.Prototypes = new List <GSplatPrototype>(prototypes);
GCommon.SetDirty(splatGroup);
}
if (ImportSplatControlMapResolution)
{
DesData.Shading.SplatControlResolution = SrcData.alphamapResolution;
}
Texture2D[] alphaMaps = SrcData.alphamapTextures;
int alphaMapCount = Mathf.Min(alphaMaps.Length, DesData.Shading.SplatControlMapCount);
for (int i = 0; i < alphaMapCount; ++i)
{
try
{
Texture2D controlMap = DesData.Shading.GetSplatControl(i);
//controlMap.SetPixels(alphaMaps[i].GetPixels());
//controlMap.Apply();
GCommon.CopyTexture(alphaMaps[i], controlMap);
controlMap.filterMode = alphaMaps[i].filterMode;
}
catch (System.Exception e)
{
Debug.LogError(string.Format("Skip import splat alpha map {0}, error: {1}", alphaMaps[i].name, e.ToString()));
}
}
if (ImportSplatsAsAlbedo)
{
DesData.Shading.ConvertSplatsToAlbedo();
}
DesData.SetDirty(GTerrainData.DirtyFlags.Shading);
//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.EncodeTerrainHeight(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);
}
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 || vm != null)
{
Color[] newHeightMapColors = DesData.Geometry.HeightMap.GetPixels();
IEnumerable <Rect> dirtyRects = GCommon.CompareTerrainTexture(DesData.Geometry.ChunkGridSize, oldHeightMapColors, newHeightMapColors);
DesData.Geometry.SetRegionDirty(dirtyRects);
DesData.SetDirty(GTerrainData.DirtyFlags.GeometryTimeSliced);
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 (hm != null)
{
GUtilities.DestroyObject(hm);
}
if (vm != null)
{
GUtilities.DestroyObject(vm);
}
}
if (MaskMap != null)
{
GCommon.CopyTexture(MaskMap, DesData.Mask.MaskMap);
}
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
}
}
