Formalize the notion of messing with sampler state.

[movit] / resample_effect.h

diff --git a/resample_effect.h b/resample_effect.h
index 628c61a348ea3ba22904370a4a572f753dfed8aa..44587bf22f9200a1f79147c1ced2b9bf40e82dbb 100644 (file)
--- a/resample_effect.h
+++ b/resample_effect.h
@@ -73,6 +73,7 @@ public:
        virtual bool needs_srgb_primaries() const { return false; }
        virtual AlphaHandling alpha_handling() const { return INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK; }
 
+       virtual void inform_added(EffectChain *chain) { this->chain = chain; }
        virtual void inform_input_size(unsigned input_num, unsigned width, unsigned height) {
                if (parent != NULL) {
                        parent->inform_input_size(input_num, width, height);
@@ -93,6 +94,7 @@ private:
        void update_texture(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
 
        ResampleEffect *parent;
+       EffectChain *chain;
        Direction direction;
        GLuint texnum;
        int input_width, input_height, output_width, output_height;