private void DrawPrototypesListGUI()
{
for (int i = 0; i < instance.Prototypes.Count; ++i)
{
GSplatPrototype p = instance.Prototypes[i];
string label = p.Texture != null && !string.IsNullOrEmpty(p.Texture.name) ? p.Texture.name : "Splat " + i;
string id = "splat" + i + instance.GetInstanceID().ToString();
int index = i;
GenericMenu menu = new GenericMenu();
menu.AddItem(
new GUIContent("Remove"),
false,
() => { ConfirmAndRemovePrototypeAtIndex(index); });
GEditorCommon.Foldout(label, false, id, () =>
{
p.Texture = EditorGUILayout.ObjectField("Texture", p.Texture, typeof(Texture2D), false) as Texture2D;
p.NormalMap = EditorGUILayout.ObjectField("Normal Map", p.NormalMap, typeof(Texture2D), false) as Texture2D;
p.TileSize = EditorGUILayout.Vector2Field("Tile Size", p.TileSize);
p.TileOffset = EditorGUILayout.Vector2Field("Tile Offset", p.TileOffset);
p.Metallic = EditorGUILayout.Slider("Metallic", p.Metallic, 0f, 1f);
p.Smoothness = EditorGUILayout.Slider("Smoothness", p.Smoothness, 0f, 1f);
}, menu);
}
}
private void DrawAddPrototypeGUI()
{
EditorGUILayout.GetControlRect(GUILayout.Height(1));
Rect r = EditorGUILayout.GetControlRect(GUILayout.Height(GEditorCommon.objectSelectorDragDropHeight));
Texture2D t = GEditorCommon.ObjectSelectorDragDrop <Texture2D>(r, "Drop a texture here!", "t:Texture2D");
if (t != null)
{
GSplatPrototype p = new GSplatPrototype();
p.Texture = t;
instance.Prototypes.Add(p);
}
}
private void ConfirmAndRemovePrototypeAtIndex(int index)
{
GSplatPrototype p = instance.Prototypes[index];
string label = p.Texture != null ? p.Texture.name : "Splat " + index;
if (EditorUtility.DisplayDialog(
"Confirm",
"Remove " + label,
"OK", "Cancel"))
{
instance.Prototypes.RemoveAt(index);
}
}
public void ConvertSplatsToAlbedo()
{
if (Splats == null)
{
return;
}
RenderTexture albedoRt = new RenderTexture(AlbedoMapResolution, AlbedoMapResolution, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
Material mat = GInternalMaterials.SplatsToAlbedoMaterial;
for (int i = 0; i < SplatControlMapCount; ++i)
{
Texture2D controlMap = GetSplatControl(i);
mat.SetTexture("_Control0", controlMap);
for (int channel = 0; channel < 4; ++channel)
{
int prototypeIndex = i * 4 + channel;
if (prototypeIndex < Splats.Prototypes.Count)
{
GSplatPrototype p = Splats.Prototypes[prototypeIndex];
mat.SetTexture("_Splat" + channel, p.Texture);
Vector2 terrainSize = new Vector2(TerrainData.Geometry.Width, TerrainData.Geometry.Length);
Vector2 textureScale = new Vector2(
p.TileSize.x != 0 ? terrainSize.x / p.TileSize.x : 0,
p.TileSize.y != 0 ? terrainSize.y / p.TileSize.y : 0);
Vector2 textureOffset = new Vector2(
p.TileOffset.x != 0 ? terrainSize.x / p.TileOffset.x : 0,
p.TileOffset.y != 0 ? terrainSize.y / p.TileOffset.y : 0);
mat.SetTextureScale("_Splat" + channel, textureScale);
mat.SetTextureOffset("_Splat" + channel, textureOffset);
}
else
{
mat.SetTexture("_Splat" + channel, null);
mat.SetTextureScale("_Splat" + channel, Vector2.zero);
mat.SetTextureOffset("_Splat" + channel, Vector2.zero);
}
}
GCommon.DrawQuad(albedoRt, GCommon.FullRectUvPoints, mat, 0);
}
GCommon.CopyFromRT(AlbedoMap, albedoRt);
albedoRt.Release();
GUtilities.DestroyObject(albedoRt);
}
public void UpdateMaterials()
{
if (MaterialToRender != null)
{
if (MaterialToRender.HasProperty(AlbedoMapPropertyName))
{
MaterialToRender.SetTexture(AlbedoMapPropertyName, AlbedoMap);
}
if (MaterialToRender.HasProperty(MetallicMapPropertyName))
{
MaterialToRender.SetTexture(MetallicMapPropertyName, MetallicMap);
}
if (MaterialToRender.HasProperty(ColorByHeightPropertyName))
{
MaterialToRender.SetTexture(ColorByHeightPropertyName, ColorByHeightMap);
}
if (MaterialToRender.HasProperty(ColorByNormalPropertyName))
{
MaterialToRender.SetTexture(ColorByNormalPropertyName, ColorByNormalMap);
}
if (MaterialToRender.HasProperty(ColorBlendPropertyName))
{
MaterialToRender.SetTexture(ColorBlendPropertyName, ColorBlendMap);
}
if (MaterialToRender.HasProperty(DimensionPropertyName))
{
Vector4 dim = new Vector4(
TerrainData.Geometry.Width,
TerrainData.Geometry.Height,
TerrainData.Geometry.Length,
0);
MaterialToRender.SetVector(DimensionPropertyName, dim);
}
for (int i = 0; i < SplatControlMapCount; ++i)
{
if (MaterialToRender.HasProperty(SplatControlMapPropertyName + i))
{
MaterialToRender.SetTexture(SplatControlMapPropertyName + i, GetSplatControl(i));
}
}
if (Splats != null)
{
for (int i = 0; i < Splats.Prototypes.Count; ++i)
{
GSplatPrototype p = Splats.Prototypes[i];
if (MaterialToRender.HasProperty(SplatMapPropertyName + i))
{
MaterialToRender.SetTexture(SplatMapPropertyName + i, p.Texture);
Vector2 terrainSize = new Vector2(TerrainData.Geometry.Width, TerrainData.Geometry.Length);
Vector2 textureScale = new Vector2(
p.TileSize.x != 0 ? terrainSize.x / p.TileSize.x : 0,
p.TileSize.y != 0 ? terrainSize.y / p.TileSize.y : 0);
Vector2 textureOffset = new Vector2(
p.TileOffset.x != 0 ? terrainSize.x / p.TileOffset.x : 0,
p.TileOffset.y != 0 ? terrainSize.y / p.TileOffset.y : 0);
MaterialToRender.SetTextureScale(SplatMapPropertyName + i, textureScale);
MaterialToRender.SetTextureOffset(SplatMapPropertyName + i, textureOffset);
}
if (MaterialToRender.HasProperty(SplatNormalPropertyName + i))
{
MaterialToRender.SetTexture(SplatNormalPropertyName + i, p.NormalMap);
}
if (MaterialToRender.HasProperty(SplatMetallicPropertyName + i))
{
MaterialToRender.SetFloat(SplatMetallicPropertyName + i, p.Metallic);
}
if (MaterialToRender.HasProperty(SplatSmoothnessPropertyName + i))
{
MaterialToRender.SetFloat(SplatSmoothnessPropertyName + i, p.Smoothness);
}
}
}
}
}
