virtual bool needs_mipmaps() const { return true; }
virtual bool needs_srgb_primaries() const { return false; }
+ virtual void inform_input_size(unsigned input_num, unsigned width, unsigned height);
+
virtual std::string output_fragment_shader() {
assert(false);
}
assert(false);
}
- virtual void add_self_to_effect_chain(EffectChain *chain, const std::vector<Effect *> &input);
+ virtual void rewrite_graph(EffectChain *graph, Node *self);
virtual bool set_float(const std::string &key, float value);
private:
float radius;
SingleBlurPassEffect *hpass, *vpass;
+ unsigned input_width, input_height;
};
class SingleBlurPassEffect : public Effect {
public:
- SingleBlurPassEffect();
+ // If parent is non-NULL, calls to inform_input_size will be forwarded
+ // so that it can make reasonable decisions for both blur passes.
+ SingleBlurPassEffect(BlurEffect *parent);
virtual std::string effect_type_id() const { return "SingleBlurPassEffect"; }
std::string output_fragment_shader();
virtual bool needs_mipmaps() const { return true; }
virtual bool needs_srgb_primaries() const { return false; }
+ virtual void inform_input_size(unsigned input_num, unsigned width, unsigned height) {
+ if (parent != NULL) {
+ parent->inform_input_size(input_num, width, height);
+ }
+ }
virtual bool changes_output_size() const { return true; }
virtual void get_output_size(unsigned *width, unsigned *height) const {
enum Direction { HORIZONTAL = 0, VERTICAL = 1 };
private:
+ BlurEffect *parent;
float radius;
Direction direction;
int width, height;