4 #include "blur_effect.h"
5 #include "effect_chain.h"
6 #include "mix_effect.h"
7 #include "unsharp_mask_effect.h"
12 UnsharpMaskEffect::UnsharpMaskEffect()
13 : blur(new BlurEffect),
16 CHECK(mix->set_float("strength_first", 1.0f));
17 CHECK(mix->set_float("strength_second", -0.3f));
20 void UnsharpMaskEffect::rewrite_graph(EffectChain *graph, Node *self)
22 assert(self->incoming_links.size() == 1);
23 Node *input = self->incoming_links[0];
25 Node *blur_node = graph->add_node(blur);
26 Node *mix_node = graph->add_node(mix);
27 graph->replace_receiver(self, mix_node);
28 graph->connect_nodes(input, blur_node);
29 graph->connect_nodes(blur_node, mix_node);
30 graph->replace_sender(self, mix_node);
32 self->disabled = true;
35 bool UnsharpMaskEffect::set_float(const string &key, float value) {
36 if (key == "amount") {
37 bool ok = mix->set_float("strength_first", 1.0f + value);
38 return ok && mix->set_float("strength_second", -value);
40 return blur->set_float(key, value);