From c968e73f21464ed8ce5c7656b231b0b2cd5441b7 Mon Sep 17 00:00:00 2001
From: Luke Street <luke.street@encounterpc.com>
Date: Wed, 26 May 2021 11:11:21 -0400
Subject: [PATCH] Actor highlighting on selection

---
 Runtime/ImGuiConsole.cpp | 30 +++++++++++++++++++++++++++---
 Runtime/World/CActor.cpp | 12 +++++++++++-
 Runtime/World/CActor.hpp |  4 ++++
 3 files changed, 42 insertions(+), 4 deletions(-)

diff --git a/Runtime/ImGuiConsole.cpp b/Runtime/ImGuiConsole.cpp
index a09588d91..ecf12f87c 100644
--- a/Runtime/ImGuiConsole.cpp
+++ b/Runtime/ImGuiConsole.cpp
@@ -120,6 +120,22 @@ static void ShowMenuGame() {
   }
 }
 
+static void ImGuiStringViewText(std::string_view text) {
+  ImGui::TextUnformatted(text.begin(), text.end());
+}
+
+static void LerpActorColor(CActor* act) {
+  act->m_debugAddColorTime += 1.f / 60.f;
+  float lerp = act->m_debugAddColorTime;
+  if (lerp > 2.f) {
+    lerp = 0.f;
+    act->m_debugAddColorTime = 0.f;
+  } else if (lerp > 1.f) {
+    lerp = 2.f - lerp;
+  }
+  act->m_debugAddColor = zeus::CColor::lerp(zeus::skClear, zeus::skBlue, lerp);
+}
+
 static void ShowInspectWindow(bool* isOpen) {
   if (ImGui::Begin("Inspect", isOpen)) {
     if (ImGui::BeginTable("Entities", 4,
@@ -167,13 +183,21 @@ static void ShowInspectWindow(bool* isOpen) {
         ImGui::PushID(uid.Value());
         ImGui::TableNextRow();
         if (ImGui::TableNextColumn()) {
-          ImGui::Text("%x", uid.Value());
+          auto text = fmt::format(FMT_STRING("{:x}"), uid.Value());
+          if (TCastToPtr<CActor> act = item) {
+            ImGui::Selectable(text.c_str(), &act->m_debugSelected, ImGuiSelectableFlags_SpanAllColumns);
+            if (act->m_debugSelected) {
+              LerpActorColor(act);
+            }
+          } else {
+            ImGui::TextUnformatted(text.c_str());
+          }
         }
         if (ImGui::TableNextColumn()) {
-          ImGui::Text("%s", item->ImGuiType().data());
+          ImGuiStringViewText(item->ImGuiType());
         }
         if (ImGui::TableNextColumn()) {
-          ImGui::Text("%s", item->GetName().data());
+          ImGuiStringViewText(item->GetName());
         }
         if (ImGui::TableNextColumn()) {
           if (ImGui::SmallButton("View")) {
diff --git a/Runtime/World/CActor.cpp b/Runtime/World/CActor.cpp
index 88cbf7061..d0d578059 100644
--- a/Runtime/World/CActor.cpp
+++ b/Runtime/World/CActor.cpp
@@ -221,6 +221,9 @@ void CActor::RenderInternal(const CStateManager& mgr) const {
 
       zeus::CColor mulColor(mulMag * xb4_drawFlags.x4_color.a(), xb4_drawFlags.x4_color.a());
       zeus::CColor addColor(addMag, xb4_drawFlags.x4_color.a() / 4.f);
+      if (m_debugSelected) {
+        addColor += m_debugAddColor;
+      }
       x64_modelData->RenderThermal(x34_transform, mulColor, addColor, xb4_drawFlags);
       return;
     } else if (mgr.GetThermalColdScale2() > 0.00001f && !xb4_drawFlags.x0_blendMode) {
@@ -231,11 +234,18 @@ void CActor::RenderInternal(const CStateManager& mgr) const {
                       1.f),
           1.f);
       CModelFlags flags(2, xb4_drawFlags.x1_matSetIdx, xb4_drawFlags.x2_flags, color);
+      if (m_debugSelected) {
+        flags.addColor += m_debugAddColor;
+      }
       x64_modelData->Render(mgr, x34_transform, x90_actorLights.get(), flags);
       return;
     }
   }
-  x64_modelData->Render(which, x34_transform, x90_actorLights.get(), xb4_drawFlags);
+  CModelFlags flags = xb4_drawFlags;
+  if (m_debugSelected) {
+    flags.addColor += m_debugAddColor;
+  }
+  x64_modelData->Render(which, x34_transform, x90_actorLights.get(), flags);
 }
 
 bool CActor::IsModelOpaque(const CStateManager& mgr) const {
diff --git a/Runtime/World/CActor.hpp b/Runtime/World/CActor.hpp
index 58fc8873e..4ec0d4f84 100644
--- a/Runtime/World/CActor.hpp
+++ b/Runtime/World/CActor.hpp
@@ -83,6 +83,10 @@ protected:
   bool IsModelOpaque(const CStateManager& mgr) const;
 
 public:
+  bool m_debugSelected = false;
+  zeus::CColor m_debugAddColor = zeus::skClear;
+  float m_debugAddColorTime = 0.f;
+
   enum class EFluidState { EnteredFluid, InFluid, LeftFluid };
 
   enum class EScanState {