Start on unit testing (adds a dependency on Google Test). Right now, we have a single...

[movit] / effect_chain.h

diff --git a/effect_chain.h b/effect_chain.h
index 48b60872173b283e6eba59c4ad97a2ba782566e3..1c50b1631ba6c51db2231235b24a1cb33bb2f586 100644 (file)
--- a/effect_chain.h
+++ b/effect_chain.h
@@ -25,6 +25,13 @@ private:
        // Identifier used to create unique variables in GLSL.
        std::string effect_id;
 
+       // Logical size of the output of this effect, ie. the resolution
+       // you would get if you sampled it as a texture. If it is undefined
+       // (since the inputs differ in resolution), it will be 0x0.
+       // If both this and output_texture_{width,height} are set,
+       // they will be equal.
+       unsigned output_width, output_height;
+
        // If output goes to RTT (otherwise, none of these are set).
        // The Phase pointer is a but ugly; we should probably fix so
        // that Phase takes other phases as inputs, instead of Node.
@@ -111,6 +118,10 @@ private:
        // (aspect_nom/aspect_denom) and returns the new width and height.
        unsigned fit_rectangle_to_aspect(unsigned width, unsigned height);
 
+       // Compute the input sizes for all inputs for all effects in a given phase,
+       // and inform the effects about the results.    
+       void inform_input_sizes(Phase *phase);
+
        // Determine the preferred output size of a given phase.
        // Requires that all input phases (if any) already have output sizes set.
        void find_output_size(Phase *phase);