public void EnableVisualization()
{
if (GameObject.FindObjectOfType <Terrain>() == null)
{
m_selectedMode = VISUALIZERMODE.None;
m_Settings.ModeWarning = true;
return;
}
if (m_Terrains == null || GameObject.FindObjectsOfType <Terrain>().Length != m_Terrains.Count || m_Terrains[0] == null)
{
m_Terrains.Clear();
m_Terrains.AddRange(ToolboxHelper.GetAllTerrainsInScene());
m_Settings.TerrainMaxHeight = m_Terrains[0].terrainData.size.y;
}
switch (m_selectedMode)
{
case VISUALIZERMODE.AltitudeHeatmap:
UpdateHeatmapSettings();
break;
default:
RevertMaterial();
break;
}
m_Settings.ModeWarning = false;
m_previousMode = m_selectedMode;
}
void GetAndSetActiveRenderPipelineSettings()
{
ToolboxHelper.RenderPipeline m_ActiveRenderPipeline = ToolboxHelper.GetRenderPipeline();
m_VisualizationMaterial = AssetDatabase.LoadAssetAtPath <Material>("Packages/com.unity.terrain-tools/editor/terraintoolbox/materials/terrainvisualization.mat");
//Get terrains
if (m_Terrains == null || GameObject.FindObjectsOfType <Terrain>().Length != m_Terrains.Count || m_Terrains[0] == null)
{
m_Terrains.Clear();
m_Terrains.AddRange(ToolboxHelper.GetAllTerrainsInScene());
m_Settings.TerrainMaxHeight = m_Terrains[0].terrainData.size.y;
}
//Get materials to revert to
m_TerrainMaterials.Clear();
foreach (Terrain terrain in m_Terrains)
{
m_TerrainMaterials.Add(terrain.materialTemplate);
}
switch (m_ActiveRenderPipeline)
{
case ToolboxHelper.RenderPipeline.HD:
m_VisualizationMaterial.shader = Shader.Find("Hidden/HDRP_TerrainVisualization");
break;
case ToolboxHelper.RenderPipeline.LW:
m_VisualizationMaterial.shader = Shader.Find("Hidden/LWRP_TerrainVisualization");
break;
default:
if (m_Terrains == null || m_Terrains.Count == 0)
{
break;
}
#if UNITY_2019_2_OR_NEWER
#else
m_TerrainMaterialType = m_Terrains[0].materialType;
if (m_TerrainMaterialType == Terrain.MaterialType.BuiltInLegacySpecular)
{
m_TerrainLegacyShininess = m_Terrains[0].legacyShininess;
m_TerrainLegacySpecular = m_Terrains[0].legacySpecular;
}
#endif
m_VisualizationMaterial.shader = Shader.Find("Hidden/Builtin_TerrainVisualization");
break;
}
}
void RefreshTerrainInScene()
{
m_Terrains.Clear();
m_Terrains.AddRange(ToolboxHelper.GetAllTerrainsInScene());
if (m_Terrains.Count == 0)
{
m_ModeWarning = true;
return;
}
m_TerrainMaxHeight = m_Terrains.Max(t => t.terrainData.size.y);
m_TerrainMaterials.Clear();
foreach (Terrain terrain in m_Terrains)
{
m_TerrainMaterials.Add(terrain.materialTemplate);
}
m_ModeWarning = false;
}