[Fix] Use correct UV transform for tiled normal map of clear coat (playcanvas#3458)

mvaligursky · Martin Valigursky · web-flow · commit fe4fe4f86c3e · 2021-09-07T01:26:23.000-07:00
Co-authored-by: Martin Valigursky &lt;mvaligursky@snapchat.com&gt;
diff --git a/src/graphics/program-lib/programs/standard.js b/src/graphics/program-lib/programs/standard.js
@@ -1132,7 +1132,8 @@ var standard = {
 
                 if (!options.hasTangents) {
                     // TODO: generalize to support each normalmap input (normalMap, normalDetailMap, clearCoatNormalMap) indenpendently
-                    var normalMapUv = this._getUvSourceExpression("normalMapTransform", "normalMapUv", options);
+                    const transformPropName = options.normalMap ? "normalMapTransform" : "clearCoatNormalMapTransform";
+                    const normalMapUv = this._getUvSourceExpression(transformPropName, "normalMapUv", options);
                     tbn = tbn.replace(/\$UV/g, normalMapUv);
                 }
                 code += tbn;

Original file line number	Diff line number	Diff line change
`@@ -1132,7 +1132,8 @@ var standard = {`
`1132`	`1132`
`1133`	`1133`	`if (!options.hasTangents) {`
`1134`	`1134`	`// TODO: generalize to support each normalmap input (normalMap, normalDetailMap, clearCoatNormalMap) indenpendently`
`1135`		`- var normalMapUv = this._getUvSourceExpression("normalMapTransform", "normalMapUv", options);`
	`1135`	`+ const transformPropName = options.normalMap ? "normalMapTransform" : "clearCoatNormalMapTransform";`
	`1136`	`+ const normalMapUv = this._getUvSourceExpression(transformPropName, "normalMapUv", options);`
`1136`	`1137`	`tbn = tbn.replace(/\$UV/g, normalMapUv);`
`1137`	`1138`	`}`
`1138`	`1139`	`code += tbn;`