X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=slice_effect.h;h=0ce5d08b0b7b7917c2b30d5d623a7fab4eb70b5e;hp=6380c1665279078623a802c9ccf2f7db4f17574d;hb=60e4852ff1b04c525a9e3f1c98a1017db28b27bd;hpb=f3591ae239781d0587a141e14633e172ba9e376b

diff --git a/slice_effect.h b/slice_effect.h
index 6380c16..0ce5d08 100644
--- a/slice_effect.h
+++ b/slice_effect.h
@@ -7,8 +7,8 @@
 // discard roles, where one does convolutions by means of many small FFTs, but
 // could also work as a (relatively boring) video effect on its own.
 //
-// Note that vertical slices happen from the bottom, not the top, due to the
-// OpenGL coordinate system.
+// Note that vertical slices happen from the top, consistent with the rest of
+// Movit.
 
 #include <GL/glew.h>
 #include <string>
@@ -29,12 +29,15 @@ public:
 	                             unsigned *virtual_width, unsigned *virtual_height) const;
 
 	void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
+	virtual void inform_added(EffectChain *chain) { this->chain = chain; }
 	
 	enum Direction { HORIZONTAL = 0, VERTICAL = 1 };
 
 private:
+	EffectChain *chain;
 	int input_width, input_height;
 	int input_slice_size, output_slice_size;
+	int offset;
 	Direction direction;
 };