check fb valid

2019-10-15 17:08:29 +02:00
parent 5f002cca53
commit b096d250e2
3 changed files with 21 additions and 7 deletions
--- a/src/rtt.h
+++ b/src/rtt.h
@@ -51,4 +51,5 @@ public:
    int stride() const noexcept { return w * 4; }
    GLuint getFBO() const noexcept { return fboID; }
    Image get_image() const noexcept;
+    bool valid() const noexcept;
 };