feat(lighting): mode additive amb color per emissor

source/game/scenes/game_scene.cpp

@@ -250,6 +250,11 @@ namespace {
         }
         if (room->radius.has_value()) { Player::light_radius = *room->radius; }
         if (room->flicker.has_value()) { Player::light_flicker = *room->flicker; }
+        if (room->color.has_value()) {
+            Player::light_color_r = (*room->color)[0];
+            Player::light_color_g = (*room->color)[1];
+            Player::light_color_b = (*room->color)[2];
+        }
     }
 
 }  // namespace
@@ -1040,20 +1045,27 @@ void GameScene::applyLightingPass() {
     // gating extern aquí (els jugadors són només 1-2 actors i el cost
     // d'afegir-los al vector és menyspreable).
     const bool PLAYER_FLICKER = Player::getLightFlicker();
+    const Lighting::Color PLAYER_COLOR{
+        .r = Player::getLightColorR(),
+        .g = Player::getLightColorG(),
+        .b = Player::getLightColorB(),
+    };
     for (const auto& p : players_) {
         if (p->isOutOfPlay()) { continue; }
         const auto C = p->getLightCenter();
-        emitters.push_back({.cx = C.x, .cy = C.y, .radius = PLAYER_R, .seed = p->getLightSeed(), .flicker = PLAYER_FLICKER});
+        emitters.push_back({.cx = C.x, .cy = C.y, .radius = PLAYER_R, .seed = p->getLightSeed(), .flicker = PLAYER_FLICKER, .color = PLAYER_COLOR});
     }
     for (const auto* e : entity_manager_.getEntities()) {
         const int R = e->getLightRadius();
         if (R <= 0) { continue; }
         const auto C = e->getLightCenter();
-        emitters.push_back({.cx = C.x, .cy = C.y, .radius = R, .seed = e->getLightSeed(), .flicker = e->getLightFlicker()});
+        const Lighting::Color COL{.r = e->getLightColorR(), .g = e->getLightColorG(), .b = e->getLightColorB()};
+        emitters.push_back({.cx = C.x, .cy = C.y, .radius = R, .seed = e->getLightSeed(), .flicker = e->getLightFlicker(), .color = COL});
     }
     Lighting::apply(Screen::get().getCanvasArgb(),
         Screen::get().getCanvasWidth(),
         Screen::get().getCanvasHeight(),
+        Map::lighting_mode,
         Map::light_level,
         emitters);
 }