Fix some overflows and unitialized variables

1 files changed, 4 insertions, 0 deletions

diff --git a/core/math/camera_matrix.cpp b/core/math/camera_matrix.cpp
index 30c0cab909..b9b0f4ac54 100644
--- a/core/math/camera_matrix.cpp
+++ b/core/math/camera_matrix.cpp
@@ -183,6 +183,10 @@ void CameraMatrix::set_orthogonal(real_t p_size, real_t p_aspect, real_t p_znear
 
 void CameraMatrix::set_frustum(real_t p_left, real_t p_right, real_t p_bottom, real_t p_top, real_t p_near, real_t p_far) {
 
+	ERR_FAIL_COND(p_right <= p_left);
+	ERR_FAIL_COND(p_top <= p_bottom);
+	ERR_FAIL_COND(p_far <= p_near);
+
 	real_t *te = &matrix[0][0];
 	real_t x = 2 * p_near / (p_right - p_left);
 	real_t y = 2 * p_near / (p_top - p_bottom);