Dep/G3D: Fix a typo in Matrix4 == operator

dep/g3dlite/G3D-v8.0_hotfix7.diff

@@ -0,0 +1,13 @@
+diff --git a/dep/g3dlite/source/Matrix4.cpp b/dep/g3dlite/source/Matrix4.cpp
+index 2ce14f6..fbc918f 100644
+--- a/dep/g3dlite/source/Matrix4.cpp
++++ b/dep/g3dlite/source/Matrix4.cpp
+@@ -382,7 +382,7 @@ bool Matrix4::operator==(const Matrix4& other) const {
+     // If the bit patterns are identical, they must be
+     // the same matrix.  If not, they *might* still have
+     // equal elements due to floating point weirdness.
+-    if (memcmp(this, &other, sizeof(Matrix4) == 0)) {
++    if (memcmp(this, &other, sizeof(Matrix4)) == 0) {
+         return true;
+     } 
+ 

dep/g3dlite/source/Matrix4.cpp

@@ -382,7 +382,7 @@ bool Matrix4::operator==(const Matrix4& other) const {
     // If the bit patterns are identical, they must be
     // the same matrix.  If not, they *might* still have
     // equal elements due to floating point weirdness.
-    if (memcmp(this, &other, sizeof(Matrix4) == 0)) {
+    if (memcmp(this, &other, sizeof(Matrix4)) == 0) {
         return true;
     }