Merge pull request #539 from Drigax/drigax/fix_472_nullref_regression

Drigax · web-flow · commit 3b6d1a5238bc · 2019-06-11T15:26:38.000-07:00
Fix _getSpecialTexmap null reference exception
diff --git a/3ds Max/Max2Babylon/Exporter/BabylonExporter.Texture.cs b/3ds Max/Max2Babylon/Exporter/BabylonExporter.Texture.cs
@@ -513,6 +513,12 @@ private BabylonTexture ExportEnvironmnentTexture(ITexmap texMap, BabylonScene ba
 
         private ITexmap _getSpecialTexmap(ITexmap texMap, out float amount)
         {
+            if (texMap == null)
+            {
+                amount = 0.0f;
+                return null;
+            }
+
             if (texMap.ClassName == "Normal Bump")
             {
                 var block = texMap.GetParamBlockByID(0);        // General Block

Original file line number	Diff line number	Diff line change
`@@ -513,6 +513,12 @@ private BabylonTexture ExportEnvironmnentTexture(ITexmap texMap, BabylonScene ba`
`513`	`513`
`514`	`514`	`private ITexmap _getSpecialTexmap(ITexmap texMap, out float amount)`
`515`	`515`	`{`
	`516`	`+ if (texMap == null)`
	`517`	`+ {`
	`518`	`+ amount = 0.0f;`
	`519`	`+ return null;`
	`520`	`+ }`
	`521`	`+`
`516`	`522`	`if (texMap.ClassName == "Normal Bump")`
`517`	`523`	`{`
`518`	`524`	`var block = texMap.GetParamBlockByID(0); // General Block`