From dedd9566a53de73215a13117e2704e8df4d04e95 Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Sat, 4 Feb 2023 13:44:45 +0100
Subject: Added wonky visual speed indicators

---
 kurator/src/Battle.cpp | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/kurator/src/Battle.cpp b/kurator/src/Battle.cpp
index 9bb5dec..ce14365 100644
--- a/kurator/src/Battle.cpp
+++ b/kurator/src/Battle.cpp
@@ -10,10 +10,12 @@
 #include <raylib.h>
 #include <imgui.h>
 
+#include <kurator/engine/Point.h>
 #include <kurator/campaign/scenarios.h>
 #include <kurator/sim/Battle.h>
 #include <kurator/sim/components.h>
 #include <kurator/sim/events.h>
+#include <kurator/sim/FloatingMovement.h>
 #include <kurator/stats/events.h>
 #include <kurator/universe/ShipType.h>
 #include <kurator/universe/UniqueIdentifier.h>
@@ -162,13 +164,17 @@ Battle::draw() const
 	auto view = registry.view<const Marker, const sim::Transform>();
 	for (auto [entity, marker, transform] : view.each()) {
 		const auto pos = camera.to_screen(transform.position);
+		if (registry.all_of<sim::FloatingMovement>(entity)) {
+			const auto& movement = registry.get<sim::FloatingMovement>(entity);
+			const auto& velocity = movement.speed;
+			const auto edge = pos + velocity.normalized().scale(marker.radius);
+			const auto tip = edge + velocity.scale(2.0 * camera.scale);
+			DrawLine(edge.x, edge.y, tip.x, tip.y, DARKGRAY);
+		}
+		const engine::Point direction {std::cos(transform.angle), std::sin(transform.angle)};
+		const auto edge = pos + direction.scale(marker.radius);
 		DrawCircle(pos.x, pos.y, marker.radius, marker.color);
-		DrawLine(
-			pos.x,
-			pos.y,
-			pos.x + marker.radius*std::cos(transform.angle),
-			pos.y + marker.radius*std::sin(transform.angle),
-			WHITE);
+		DrawLine(pos.x, pos.y, edge.x, edge.y, WHITE);
 		DrawText(marker.name.c_str(), pos.x+10, pos.y-5, 10.0f, GRAY);
 	}
 	auto pops = registry.view<CenteredText, sim::Transform, UIOffset>();
-- 
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