Add getTexCoord method to triangle surface

src/ofxTriangleSurface.cpp

@@ -76,9 +76,18 @@ ofVec2f ofxTriangleSurface::getVertex(int index)
 {
     if ( index > 2 ) {
         ofLog() << "Vertex with this index does not exist: " << index << endl;
-        throw std::runtime_error("Index out of bounds.");
+        throw std::runtime_error("Vertex index out of bounds.");
     }
     
     ofVec3f vert = mesh.getVertex(index);
     return ofVec2f(vert.x, vert.y);
+}
+
+ofVec2f ofxTriangleSurface::getTexCoord(int index)
+{
+    if (index > 2) {
+        throw std::runtime_error("Texture coordinate index out of bounds.");
+    }
+    
+    return mesh.getTexCoord(index);
 }

src/ofxTriangleSurface.h

@@ -16,6 +16,7 @@ public:
     void setVertex( int index, ofVec2f p );
     void setTexCoord( int index, ofVec2f t );
     ofVec2f getVertex(int index);
+    ofVec2f getTexCoord(int index);
 };
 
 #endif