debug: simple diffuse fragment shader to test point light UBO

2026-06-18 19:33:37 +03:00
parent aa214cb777
commit 321b1f62cc
3 changed files with 14 additions and 94 deletions
@@ -86,6 +86,7 @@ internal sealed unsafe class VulkanRenderer : IRenderer, Engine.Graphics.IScreen
            {
                lightPos = new Vector4(lt.Position, l.Intensity);
                lightColor = new Vector4(l.Color, l.Range);
+                Console.WriteLine($"[Vulkan] Point light: pos={lt.Position}, intensity={l.Intensity}, range={l.Range}, color={l.Color}");
            }
        });
        if (lightPos.W == 0)
@@ -96,9 +97,14 @@ internal sealed unsafe class VulkanRenderer : IRenderer, Engine.Graphics.IScreen
                {
                    lightPos = new Vector4(l.Position, l.Intensity);
                    lightColor = new Vector4(l.Color, l.Range);
+                    Console.WriteLine($"[Vulkan] Point light (fallback): pos={l.Position}, intensity={l.Intensity}");
                }
            });
        }
+        if (lightPos.W == 0)
+        {
+            Console.WriteLine("[Vulkan] WARNING: No point light found in ECS!");
+        }

        // Pack UBO: mat4 vp (64 bytes) + vec4 lightPos (16) + vec4 lightColor (16) = 96 bytes
        var uboData = stackalloc byte[128];