Use bezier splines in Animation

[libs/gl.git] / source / clipping.cpp

diff --git a/source/clipping.cpp b/source/clipping.cpp
index 487eeca638cbcfd7a33e1c04e086b124c47b7cbd..6508ecf7f695306df3e76cf4e7f03689e00eee8b 100644 (file)
--- a/source/clipping.cpp
+++ b/source/clipping.cpp
@@ -1,3 +1,4 @@
+#include <msp/gl/extensions/msp_clipping.h>
 #include <msp/gl/extensions/msp_legacy_features.h>
 #include "clipping.h"
 #include "clipplane.h"
@@ -55,11 +56,15 @@ void Clipping::update_shader_data(ProgramData &shdata, const Matrix &view_matrix
 
 void Clipping::bind(bool legacy) const
 {
+       static Require _req(MSP_clipping);
        if(legacy)
-               static Require _req(MSP_legacy_features);
+               static Require _req2(MSP_legacy_features);
+       
+       if(legacy!=bound_with_legacy)
+               unbind();
 
        const Clipping *old = current();
-       if(!set_current(this) && !(legacy && !bound_with_legacy))
+       if(!set_current(this))
                return;
 
        bound_with_legacy = legacy;