- exposed ui for changing global directional light orientation, curre…

…ntly not saved anywhere
gscept · Nov 23, 2024 · ca62d49 · ca62d49
1 parent d389a2f
commit ca62d49
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/code/render/lighting/lightcontext.cc b/code/render/lighting/lightcontext.cc
@@ -720,7 +720,7 @@ LightContext::GetPosition(const Graphics::GraphicsEntityId id)
         case LightType::AreaLightType:
             return areaLightAllocator.Get<AreaLight_Transform>(lid).getposition();
         default:
-            return directionalLightAllocator.Get<DirectionalLight_Transform>(lid).position;
+            return directionalLightAllocator.Get<DirectionalLight_Direction>(lid).vec;
     }
 }
 

diff --git a/toolkit/editor/editor/ui/windows/environment.cc b/toolkit/editor/editor/ui/windows/environment.cc
@@ -55,6 +55,17 @@ Environment::Run(SaveMode save)
     //const Math::vec3& color, const float intensity, const Math::vec3& ambient, const Math::vec3& backlight, const float backlightFactor, const float zenith, const float azimuth, bool castShadows = false);
     Math::vec3 color = LightContext::GetColor(globalLight);
     float intensity = LightContext::GetIntensity(globalLight);
+    Math::point direction = LightContext::GetPosition(globalLight);
+    // mildly hacky
+    float zenithrad = Math::acos(direction.y);
+    float zenith = Math::rad2deg(zenithrad);
+    float azimuth = Math::nearequal(zenithrad, 0.0f, TINY) ? 0.0f : Math::rad2deg(Math::asin(direction.z / Math::sin(zenithrad)));
+    bool changed = ImGui::SliderFloat("Azimut", &azimuth, 0.0f, 360.0f);
+    changed |= ImGui::SliderFloat("Zenith", &zenith, 0.0f, 90.0f);
+    if (changed)
+    {
+        LightContext::SetTransform(globalLight, Math::deg2rad(azimuth ), Math::deg2rad(zenith));
+    }
     if (ImGui::ColorEdit3("Global light Color", &color.x))
     {
         LightContext::SetColor(globalLight, color);