private void ResizeSplatControlMaps()
{
for (int i = 0; i < SplatControlMapCount; ++i)
{
Texture2D t = GetSplatControl(i);
if (t == null)
{
return;
}
Texture2D tmp = GCommon.CreateTexture(SplatControlResolution, Color.clear);
RenderTexture rt = new RenderTexture(SplatControlResolution, SplatControlResolution, 32, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
GCommon.CopyToRT(t, rt);
GCommon.CopyFromRT(tmp, rt);
rt.Release();
Object.DestroyImmediate(rt);
tmp.name = t.name;
tmp.filterMode = t.filterMode;
tmp.wrapMode = t.wrapMode;
Object.DestroyImmediate(t, true);
SplatControls[i] = tmp;
GCommon.TryAddObjectToAsset(tmp, TerrainData);
}
UpdateMaterials();
}
private void ReFormatHeightMap()
{
if (heightMap == null)
{
return;
}
if (heightmapVersion < HEIGHT_MAP_VERSION_ENCODE_RG)
{
Texture2D tmp = new Texture2D(HeightMapResolution, HeightMapResolution, HeightMapFormat, false);
RenderTexture rt = new RenderTexture(HeightMapResolution, HeightMapResolution, 32, HeightMapRTFormat);
Material mat = GInternalMaterials.HeightmapConverterEncodeRGMaterial;
mat.SetTexture("_MainTex", heightMap);
GCommon.DrawQuad(rt, GCommon.FullRectUvPoints, mat, 0);
GCommon.CopyFromRT(tmp, rt);
rt.Release();
Object.DestroyImmediate(rt);
tmp.name = heightMap.name;
tmp.filterMode = heightMap.filterMode;
tmp.wrapMode = heightMap.wrapMode;
Object.DestroyImmediate(heightMap, true);
heightMap = tmp;
GCommon.TryAddObjectToAsset(heightMap, TerrainData);
heightmapVersion = HEIGHT_MAP_VERSION_ENCODE_RG;
Debug.Log("Polaris auto upgrade: Converted Height Map from RGBAFloat to RGBA32.");
}
}
public void SetMesh(string key, Mesh mesh)
{
if (GeneratedMeshes.ContainsKey(key))
{
Mesh oldMesh = GeneratedMeshes[key];
if (oldMesh != null)
{
GUtilities.DestroyObject(oldMesh);
}
GeneratedMeshes.Remove(key);
}
GCommon.TryAddObjectToAsset(mesh, this);
GeneratedMeshes.Add(key, mesh);
GCommon.SetDirty(this);
}
private void ResampleMaskMap()
{
if (maskMap == null)
{
return;
}
Texture2D tmp = new Texture2D(MaskMapResolution, MaskMapResolution, TextureFormat.RGBA32, false);
RenderTexture rt = new RenderTexture(MaskMapResolution, MaskMapResolution, 32, RenderTextureFormat.ARGB32);
GCommon.CopyToRT(maskMap, rt);
GCommon.CopyFromRT(tmp, rt);
rt.Release();
Object.DestroyImmediate(rt);
tmp.name = maskMap.name;
tmp.filterMode = maskMap.filterMode;
tmp.wrapMode = maskMap.wrapMode;
Object.DestroyImmediate(maskMap, true);
maskMap = tmp;
GCommon.TryAddObjectToAsset(maskMap, TerrainData);
}
public Texture2D GetSplatControl(int index)
{
if (index < 0 || index >= SplatControlMapCount)
{
throw new System.ArgumentException("Index must be >=0 and <=SplatControlMapCount");
}
else
{
Texture2D t = SplatControls[index];
if (t == null)
{
Color fillColor = (index == 0 && SplatControlMapCount == 1) ? new Color(1, 0, 0, 0) : new Color(0, 0, 0, 0);
t = GCommon.CreateTexture(SplatControlResolution, fillColor);
t.filterMode = FilterMode.Bilinear;
t.wrapMode = TextureWrapMode.Clamp;
t.name = SPLAT_CONTROL_MAP_NAME + " " + index;
SplatControls[index] = t;
}
GCommon.TryAddObjectToAsset(t, TerrainData);
return(t);
}
}
private void ResizeMetallicMap()
{
if (metallicMap == null)
{
return;
}
Texture2D tmp = GCommon.CreateTexture(MetallicMapResolution, Color.black);
RenderTexture rt = new RenderTexture(MetallicMapResolution, MetallicMapResolution, 32, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
GCommon.CopyToRT(metallicMap, rt);
GCommon.CopyFromRT(tmp, rt);
rt.Release();
Object.DestroyImmediate(rt);
tmp.name = metallicMap.name;
tmp.filterMode = metallicMap.filterMode;
tmp.wrapMode = metallicMap.wrapMode;
Object.DestroyImmediate(metallicMap, true);
metallicMap = tmp;
GCommon.TryAddObjectToAsset(metallicMap, TerrainData);
UpdateMaterials();
}
private void ResampleHeightMap()
{
if (heightMap == null)
{
return;
}
Texture2D tmp = new Texture2D(HeightMapResolution, HeightMapResolution, HeightMapFormat, false);
RenderTexture rt = new RenderTexture(HeightMapResolution, HeightMapResolution, 32, HeightMapRTFormat);
GCommon.CopyToRT(heightMap, rt);
GCommon.CopyFromRT(tmp, rt);
rt.Release();
Object.DestroyImmediate(rt);
tmp.name = heightMap.name;
tmp.filterMode = heightMap.filterMode;
tmp.wrapMode = heightMap.wrapMode;
Object.DestroyImmediate(heightMap, true);
heightMap = tmp;
GCommon.TryAddObjectToAsset(heightMap, TerrainData);
Internal_CreateNewSubDivisionMap();
SetRegionDirty(GCommon.UnitRect);
}
public void UpdateLookupTextures()
{
if (colorByHeightMap != null)
{
Object.DestroyImmediate(colorByHeightMap, true);
}
if (colorByNormalMap != null)
{
Object.DestroyImmediate(colorByNormalMap, true);
}
if (colorBlendMap != null)
{
Object.DestroyImmediate(colorBlendMap, true);
}
int width = 256;
int height = 8;
colorByHeightMap = new Texture2D(width, height, TextureFormat.ARGB32, false, true);
colorByHeightMap.filterMode = FilterMode.Bilinear;
colorByHeightMap.wrapMode = TextureWrapMode.Clamp;
colorByHeightMap.name = COLOR_BY_HEIGHT_MAP_NAME;
colorByNormalMap = new Texture2D(width, height, TextureFormat.ARGB32, false, true);
colorByNormalMap.filterMode = FilterMode.Bilinear;
colorByNormalMap.wrapMode = TextureWrapMode.Clamp;
colorByNormalMap.name = COLOR_BY_NORMAL_MAP_NAME;
colorBlendMap = new Texture2D(width, height, TextureFormat.ARGB32, false, true);
colorBlendMap.filterMode = FilterMode.Bilinear;
colorBlendMap.wrapMode = TextureWrapMode.Clamp;
colorBlendMap.name = COLOR_BLEND_MAP_NAME;
Color[] cbhColors = new Color[width * height];
Color[] cbnColors = new Color[width * height];
Color[] cbColors = new Color[width * height];
for (int x = 0; x < width; ++x)
{
float f = Mathf.InverseLerp(0, width - 1, x);
Color cbh = ColorByHeight.Evaluate(f);
Color cbn = ColorByNormal.Evaluate(f);
Color cb = Color.white * ColorBlendCurve.Evaluate(f);
for (int y = 0; y < height; ++y)
{
int index = GUtilities.To1DIndex(x, y, width);
cbhColors[index] = cbh;
cbnColors[index] = cbn;
cbColors[index] = cb;
}
}
colorByHeightMap.SetPixels(cbhColors);
colorByHeightMap.Apply();
GCommon.TryAddObjectToAsset(colorByHeightMap, TerrainData);
colorByNormalMap.SetPixels(cbnColors);
colorByNormalMap.Apply();
GCommon.TryAddObjectToAsset(colorByNormalMap, TerrainData);
colorBlendMap.SetPixels(cbColors);
colorBlendMap.Apply();
GCommon.TryAddObjectToAsset(colorBlendMap, TerrainData);
}
