diff --git a/src/lib/sw_engine/tvgSwRasterTexmapInternal.h b/src/lib/sw_engine/tvgSwRasterTexmapInternal.h
index 0cf6cffb..f31ea1eb 100644
--- a/src/lib/sw_engine/tvgSwRasterTexmapInternal.h
+++ b/src/lib/sw_engine/tvgSwRasterTexmapInternal.h
@@ -58,8 +58,8 @@
     y = yStart;
 
     while (y < yEnd) {
-        x1 = _xa;
-        x2 = _xb;
+        x1 = (int32_t)_xa;
+        x2 = (int32_t)_xb;
 
         if (!region) {
             minx = INT32_MAX;
@@ -160,4 +160,4 @@ next:
     xb = _xb;
     ua = _ua;
     va = _va;
-}
\ No newline at end of file
+}
diff --git a/src/lib/tvgMath.h b/src/lib/tvgMath.h
index d4d3ad96..6120216d 100644
--- a/src/lib/tvgMath.h
+++ b/src/lib/tvgMath.h
@@ -47,7 +47,7 @@ static inline bool mathEqual(float a, float b)
 
 static inline bool mathRightAngle(const Matrix* m)
 {
-   auto radian = fabsf(atan2(m->e21, m->e11));
+   auto radian = fabsf(atan2f(m->e21, m->e11));
    if (radian < FLT_EPSILON || mathEqual(radian, float(M_PI_2)) || mathEqual(radian, float(M_PI))) return true;
    return false;
 }