void DoTessellation()
{
GUILayout.Label("Tessellation", EditorStyles.boldLabel);
EditorGUI.indentLevel += 2;
TesselationMode mode = TesselationMode.Uniform;
if (IsKeywordEnabled("_TESSELLATION_EDGE"))
{
mode = TesselationMode.Edge;
}
EditorGUI.BeginChangeCheck();
mode = (TesselationMode)EditorGUILayout.EnumPopup(MakeLabel("Mode"), mode);
if (EditorGUI.EndChangeCheck())
{
RecordAction("Tessellation_Mode");
SetKeyword("_TESSELLATION_EDGE", mode == TesselationMode.Edge);
}
if (mode == TesselationMode.Uniform)
{
editor.ShaderProperty(
FindProperty("_TessellationUniform"),
MakeLabel("Uniform"));
}
else
{
editor.ShaderProperty(
FindProperty("_TessellationEdgeLength"),
MakeLabel("Edge Length"));
}
EditorGUI.indentLevel -= 2;
}
void guiForTesselation()
{
showTesselationSettings = targetMat.GetFloat("_showTesselation") == 1;
showTesselationSettings = EditorGUILayout.Foldout(showTesselationSettings, "Tesselation Settings");
targetMat.SetFloat("_showTesselation", showTesselationSettings ? 1f : 0f);
if (!showTesselationSettings)
{
return;
}
tesselationMode = (TesselationMode)targetMat.GetFloat("_TesselationMode");
tesselationMode = (TesselationMode)EditorGUILayout.EnumPopup("Mode:", tesselationMode);
targetMat.SetFloat("_TesselationMode", (float)tesselationMode);
switch (tesselationMode)
{
case TesselationMode.Distance:
matEditor.RangeProperty(getProperty("_TesselationAmount"), "Tesselation Steps");
matEditor.FloatProperty(getProperty("_TesselationMin"), "Falloff Begin Distance");
matEditor.FloatProperty(getProperty("_TesselationMax"), "Falloff End Distance");
targetMat.EnableKeyword("_TESSELATIONMODE_DISTANCE");
targetMat.DisableKeyword("_TESSELATIONMODE_EDGE");
targetMat.DisableKeyword("_TESSELATIONMODE_FIXED");
break;
case TesselationMode.Edge:
matEditor.RangeProperty(getProperty("_EdgeLength"), "Desired Edge Length");
targetMat.EnableKeyword("_TESSELATIONMODE_EDGE");
targetMat.DisableKeyword("_TESSELATIONMODE_DISTANCE");
targetMat.DisableKeyword("_TESSELATIONMODE_FIXED");
break;
case TesselationMode.Fixed:
matEditor.RangeProperty(getProperty("_TessFix"), "Tesselation Steps");
targetMat.EnableKeyword("_TESSELATIONMODE_FIXED");
targetMat.DisableKeyword("_TESSELATIONMODE_DISTANCE");
targetMat.DisableKeyword("_TESSELATIONMODE_EDGE");
break;
default:
break;
}
recalculateNormals = targetMat.GetFloat("_RecalcNormals") == 1;
recalculateNormals = EditorGUILayout.Toggle("Recalculate Normals", recalculateNormals);
targetMat.SetFloat("_RecalcNormals", recalculateNormals ? 1f : 0f);
if (recalculateNormals)
{
targetMat.EnableKeyword("_RECALC_MESH");
}
else
{
targetMat.DisableKeyword("_RECALC_MESH");
}
}
