1 files changed, 23 insertions, 4 deletions
diff --git a/thirdparty/thorvg/src/renderer/tvgRender.cpp b/thirdparty/thorvg/src/renderer/tvgRender.cpp
index 9c779f7c00..82145b9aa4 100644
--- a/thirdparty/thorvg/src/renderer/tvgRender.cpp
+++ b/thirdparty/thorvg/src/renderer/tvgRender.cpp
@@ -32,6 +32,20 @@
 /* External Class Implementation                                        */
 /************************************************************************/
 
+uint32_t RenderMethod::ref()
+{
+    ScopedLock lock(key);
+    return (++refCnt);
+}
+
+
+uint32_t RenderMethod::unref()
+{
+    ScopedLock lock(key);
+    return (--refCnt);
+}
+
+
 void RenderTransform::override(const Matrix& m)
 {
     this->m = m;
@@ -43,13 +57,18 @@ void RenderTransform::update()
 {
     if (overriding) return;
 
-    mathIdentity(&m);
+    m.e11 = 1.0f;
+    m.e12 = 0.0f;
 
-    mathScale(&m, scale, scale);
+    m.e21 = 0.0f;
+    m.e22 = 1.0f;
 
-    mathRotate(&m, degree);
+    m.e31 = 0.0f;
+    m.e32 = 0.0f;
+    m.e33 = 1.0f;
 
-    mathTranslate(&m, x, y);
+    mathScale(&m, scale, scale);
+    mathRotate(&m, degree);
 }