diff --git a/res/shaders/BasePass.slang b/res/shaders/BasePass.slang
index 4e7e73b..219ab0c 100644
--- a/res/shaders/BasePass.slang
+++ b/res/shaders/BasePass.slang
@@ -23,17 +23,17 @@ float4 fragmentMain(in FragmentParameter params) : SV_Target
     float3 result = float3(0, 0, 0);
     for(int i = 0; i < pLightEnv.numDirectionalLights; ++i)
     {
-        //result += pLightEnv.directionalLights[i].illuminate(lightingParams, brdf);
+        result += pLightEnv.directionalLights[i].illuminate(lightingParams, brdf);
     }
     for(uint i = 0; i < pLightEnv.numPointLights; ++i)
     {
         //uint lightIndex = pLightCullingData.lightIndexList[startOffset + i];
-        //result += pLightEnv.pointLights[i].illuminate(lightingParams, brdf);
+        result += pLightEnv.pointLights[i].illuminate(lightingParams, brdf);
     }
     result += brdf.evaluateAmbient();
     // gamma correction
     //result = result / (result + float3(1.0));
     //result = pow(result, float3(1.0/2.2));
-    return float4(result, 1.0f);
+    return float4(result, brdf.getAlpha());
 }
             
\ No newline at end of file
diff --git a/src/Engine/Graphics/VertexData.cpp b/src/Engine/Graphics/VertexData.cpp
index 6acd271..d118154 100644
--- a/src/Engine/Graphics/VertexData.cpp
+++ b/src/Engine/Graphics/VertexData.cpp
@@ -51,7 +51,7 @@ void VertexData::updateMesh(entt::entity id, uint32 meshIndex, PMesh mesh, Compo
     auto [instanceId, meshletOffset] = getCullingMapping(id, meshIndex, data.numMeshlets);
 
     referencedInstance->updateDescriptor();
-    if (false && mat->hasTransparency()) {
+    if (mat->hasTransparency()) {
         auto params = referencedInstance->getMaterialOffsets();
         transparentData.add(TransparentDraw{
             .matInst = referencedInstance,
@@ -136,15 +136,11 @@ void VertexData::createDescriptors() {
             instance.offsets.textureOffset = offsets.textureOffset;
             instance.offsets.samplerOffset = offsets.samplerOffset;
             instance.offsets.floatOffset = offsets.floatOffset;
-            // instance.offsets.cullingCounterOffset = cullingOffsets.size();
-            // instance.numMeshlets = 0;
             for (size_t i = 0; i < instance.instanceData.size(); ++i) {
                 cullingOffsets.add(instance.cullingOffsets[i]);
                 instanceData.add(instance.instanceData[i]);
                 instanceMeshData.add(instance.instanceMeshData[i]);
                 rayTracingScene.add(instance.rayTracingData[i]);
-                // instance.numMeshlets += instance.instanceMeshData[i].numMeshlets;
-                // cullingOffsets.add(numMeshlets);
             }
         }
     }
diff --git a/src/Engine/Material/Material.cpp b/src/Engine/Material/Material.cpp
index bbf6191..061a61f 100644
--- a/src/Engine/Material/Material.cpp
+++ b/src/Engine/Material/Material.cpp
@@ -75,6 +75,7 @@ void Material::updateDescriptor() {
         .sourceData =
             {
                 .size = floatData.size() * sizeof(float),
+                .data = (uint8*)floatData.data(),
             },
     });
     floatBuffer->pipelineBarrier(Gfx::SE_ACCESS_TRANSFER_WRITE_BIT, Gfx::SE_PIPELINE_STAGE_TRANSFER_BIT, Gfx::SE_ACCESS_SHADER_READ_BIT,