--- a/static_utils.nim	Mon Jun 17 22:21:59 2024 +0700
+++ b/static_utils.nim	Wed Jun 19 09:17:24 2024 +0700
@@ -106,18 +106,18 @@
   else:
     return 1
 
-
 type
-  Renderable[IndexType: static VkIndexType] = object
+  Renderable = object
     buffers: seq[VkBuffer]
     offsets: seq[VkDeviceSize]
     instanceCount: uint32
-    when IndexType == VK_INDEX_TYPE_NONE_KHR:
-      vertexCount: uint32
-    else:
-      indexBuffer: VkBuffer
-      indexCount: uint32
-      indexBufferOffset: VkDeviceSize
+    case indexType: VkIndexType
+      of VK_INDEX_TYPE_NONE_KHR:
+        vertexCount: uint32
+      of VK_INDEX_TYPE_UINT8_EXT, VK_INDEX_TYPE_UINT16, VK_INDEX_TYPE_UINT32:
+        indexBuffer: VkBuffer
+        indexCount: uint32
+        indexBufferOffset: VkDeviceSize
   Pipeline = object
     pipeline: VkPipeline
     layout: VkPipelineLayout
@@ -271,7 +271,7 @@
   )
 
 
-proc Render*[IndexType: static VkIndexType](renderable: Renderable[IndexType], commandBuffer: VkCommandBuffer, pipeline: Pipeline, frameInFlight: int) =
+proc Render*(renderable: Renderable, commandBuffer: VkCommandBuffer, pipeline: Pipeline, frameInFlight: int) =
   assert 0 <= frameInFlight and frameInFlight < 2
   commandBuffer.vkCmdBindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline.pipeline)
   commandBuffer.vkCmdBindDescriptorSets(
@@ -289,7 +289,7 @@
     pBuffers = renderable.buffers.ToCPointer(),
     pOffsets = renderable.offsets.ToCPointer()
   )
-  when IndexType != VK_INDEX_TYPE_NONE_KHR:
+  if renderable.indexType != VK_INDEX_TYPE_NONE_KHR:
     commandBuffer.vkCmdBindIndexBuffer(
       renderable.indexBuffer,
       renderable.indexBufferOffset,

--- a/test2.nim	Mon Jun 17 22:21:59 2024 +0700
+++ b/test2.nim	Wed Jun 19 09:17:24 2024 +0700
@@ -1,10 +1,41 @@
+import std/os
+
+import semicongine/platform/window
+import semicongine/core/vulkanapi
+import semicongine/vulkan/instance
+import semicongine/vulkan/device
+import semicongine/vulkan/physicaldevice
+# import ./vulkan/shader
+
+import semicongine/core/vector
+import semicongine/core/matrix
+
 type
-  ShaderInputA = object
-    positions {.VertexAttribute.}: seq[Vec3f]
-    colors {.VertexAttribute.}: seq[Vec3f]
-    transforms {.InstanceAttribute.}: seq[Vec3f]
-    other: bool
+  MeshA = object
+    positions: seq[Vec3f]
+    colors: seq[Vec3f]
+    transparency: float32
+  ArrayData = object
+    transforms: seq[Vec3f]
+
   Enemy = object
-    shaderData: ShaderInputA
+    mesh: MeshA
+    enemies: ArrayData
+
+let e = Enemy()
+echo e
 
-proc initEnemy()
+let w = CreateWindow("test2")
+putEnv("VK_LAYER_ENABLES", "VALIDATION_CHECK_ENABLE_VENDOR_SPECIFIC_AMD,VALIDATION_CHECK_ENABLE_VENDOR_SPECIFIC_NVIDIA,VK_VALIDATION_FEATURE_ENABLE_SYNCHRONIZATION_VALIDATION_EXTVK_VALIDATION_FEATURE_ENABLE_GPU_ASSISTED_EXT,VK_VALIDATION_FEATURE_ENABLE_SYNCHRONIZATION_VALIDATION_EXT")
+let i = w.CreateInstance(
+  vulkanVersion = VK_MAKE_API_VERSION(0, 1, 3, 0),
+  instanceExtensions = @[],
+  layers = @["VK_LAYER_KHRONOS_validation"],
+)
+
+let selectedPhysicalDevice = i.GetPhysicalDevices().FilterBestGraphics()
+let d = i.CreateDevice(
+  selectedPhysicalDevice,
+  enabledExtensions = @[],
+  selectedPhysicalDevice.FilterForGraphicsPresentationQueues()
+)