[feat]: implement ui layer arch

1 files changed, 32 insertions, 0 deletions

diff --git a/src/scene/scene_types.h b/src/scene/scene_types.h
new file mode 100644
index 0000000..d34983f
--- /dev/null
+++ b/src/scene/scene_types.h
@@ -0,0 +1,32 @@
+#pragma once
+
+#include <glm/glm.hpp>
+
+namespace Donut
+{
+    // Backend-agnostic scene/black-hole data shared by the Application and the
+    // portable renderers (SceneRenderer, BlackHoleRenderer). The rendering itself
+    // is written once on the RHI (rendering/rhi.h); these are just the inputs.
+
+    // A placeable/editable sphere in the world-builder scene view. The app owns
+    // the list; SceneRenderer draws it the same way on every backend.
+    struct SceneObject
+    {
+        glm::vec3 position = { 0.0f, 2.0f, 0.0f };
+        float     radius   = 2.0f;
+        glm::vec3 color    = { 0.85f, 0.35f, 0.2f };
+    };
+
+    // Live-tunable black-hole / accretion-disk parameters. Radii are in
+    // Schwarzschild radii; the inner edge is clamped to the ISCO (3 r_s).
+    struct BlackHoleParams
+    {
+        float disk_inner_rs = 3.0f;      // inner edge (x r_s)
+        float disk_outer_rs = 12.0f;     // outer edge (x r_s)
+        float temperature   = 4800.0f;   // Kelvin at the flux peak (disk colour)
+        float brightness    = 0.9f;      // disk exposure
+        float turbulence    = 0.4f;      // 0 = smooth physical disk
+        int   quality_steps = 15000;     // geodesic integration steps
+        float fov_degrees   = 60.0f;     // camera field of view
+    };
+}