feat: add spot light shadows with a tilled buffer

lightkeeper/include/Lightkeeper.h

@@ -32,7 +32,6 @@ public:
 private:
     void setupSkybox();
     void drawCrosshair();
-    void drawViewModeHint();
     void updateViewMode();
     [[nodiscard]] CameraComponent* getSceneCamera() const;
     [[nodiscard]] Camera& getViewCamera();

lightkeeper/src/Lightkeeper.cpp

@@ -103,25 +103,6 @@ void LightKeeper::updateViewMode()
     }
 }
 
-void LightKeeper::drawViewModeHint()
-{
-    if (isPlayerViewActive() || mainScene.playerController == nullptr) {
-        return;
-    }
-
-    constexpr std::string_view hint = "Free camera   RMB look   WASD / Q E move   F5 play";
-    constexpr float hintSize = 18.0f;
-    const VkExtent3D extent = renderer.getDrawImage().extent;
-    const glm::vec2 hintExtent = hudFont.MeasureText(hint, hintSize);
-
-    Renderer2D::GetInstance().DrawText(
-        hudFont,
-        hint,
-        {16.0f, static_cast<float>(extent.height) - hintExtent.y - 12.0f},
-        hintSize,
-        TextStyle{.color = {1.0f, 1.0f, 1.0f, 0.85f}, .outline = 2.0f, .outlineColor = {0.0f, 0.0f, 0.0f, 0.6f}});
-}
-
 void LightKeeper::drawCrosshair()
 {
     if (!isPlayerViewActive()) {
@@ -185,7 +166,6 @@ void LightKeeper::customDraw()
     renderer.beginDrawing(gfxDevice);
     submitDebugDraws();
     drawCrosshair();
-    drawViewModeHint();
 
     if (isPlayerViewActive())
     {

lightkeeper/src/scenes/MainScene.cpp

@@ -60,6 +60,23 @@ namespace {
         sun->SetCastShadows(true);
     }
 
+    void CreateHelmetSpotlight(Scene& scene)
+    {
+        const glm::vec3 position{2.0f, 3.5f, -2.5f};
+        const glm::vec3 target{2.0f, GroundHeight, 0.0f};
+
+        GameObject* spotObj = scene.CreateGameObject("HelmetSpotlight");
+        spotObj->GetTransform().SetWorldPosition(position);
+        spotObj->GetTransform().SetWorldRotation(glm::quatLookAt(glm::normalize(target - position), glm::vec3{0.0f, 1.0f, 0.0f}));
+
+        auto* spot = spotObj->AddComponent<LightComponent>(LightType::Spot);
+        spot->SetColor(glm::vec3{1.0f, 0.85f, 0.7f});
+        spot->SetIntensity(25.0f);
+        spot->SetRange(12.0f);
+        spot->SetConeAngles(glm::radians(20.0f), glm::radians(30.0f));
+        spot->SetCastShadows(true);
+    }
+
     void CreateGround(Scene& scene, GfxDevice& gfxDevice, RenderResources& resources)
     {
         const auto planeModel = AssetManager::GetInstance().LoadModel("game://plane.glb", StaticModelOptions());
@@ -443,6 +460,7 @@ MainSceneObjects BuildMainScene(Scene& scene, GfxDevice& gfxDevice, RenderResour
     CreateGround(scene, gfxDevice, resources);
     CreateParkourCourse(scene, gfxDevice, resources);
     CreateFlightHelmet(scene, gfxDevice, resources);
+    CreateHelmetSpotlight(scene);
     CreateTree(scene, gfxDevice, resources);
     // CreateCapybara(scene, gfxDevice, resources);
     CreateTriggerZone(scene);