From ce509dc70e106b39b3fd221efa51f26c15299d2e Mon Sep 17 00:00:00 2001
From: Henri Verbeet <hverbeet@codeweavers.com>
Date: Thu, 6 Oct 2016 21:46:33 +0200
Subject: [PATCH] libs/vkd3d: Implement
 d3d12_command_list_IASetPrimitiveTopology().

---
 libs/vkd3d/command.c       | 36 +++++++++++++++++++++++++++++++++---
 libs/vkd3d/vkd3d_private.h |  2 ++
 2 files changed, 35 insertions(+), 3 deletions(-)

diff --git a/libs/vkd3d/command.c b/libs/vkd3d/command.c
index 66c835a5..c3863f20 100644
--- a/libs/vkd3d/command.c
+++ b/libs/vkd3d/command.c
@@ -1207,10 +1207,34 @@ static void STDMETHODCALLTYPE d3d12_command_list_ResolveSubresource(ID3D12Graphi
             iface, dst_resource, dst_sub_resource, src_resource, src_sub_resource, format);
 }
 
-static void STDMETHODCALLTYPE d3d12_command_list_IASetPrimitiveTopology(ID3D12GraphicsCommandList *iface,
-        D3D12_PRIMITIVE_TOPOLOGY primitive_topology)
+static enum VkPrimitiveTopology vk_topology_from_d3d12_topology(D3D12_PRIMITIVE_TOPOLOGY topology)
 {
-    FIXME("iface %p, primitive_topology %#x stub!\n", iface, primitive_topology);
+    switch (topology)
+    {
+        case D3D_PRIMITIVE_TOPOLOGY_POINTLIST:
+            return VK_PRIMITIVE_TOPOLOGY_POINT_LIST;
+        case D3D_PRIMITIVE_TOPOLOGY_LINELIST:
+            return VK_PRIMITIVE_TOPOLOGY_LINE_LIST;
+        case D3D_PRIMITIVE_TOPOLOGY_LINESTRIP:
+            return VK_PRIMITIVE_TOPOLOGY_LINE_STRIP;
+        case D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST:
+            return VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
+        case D3D_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP:
+            return VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP;
+        default:
+            FIXME("Unhandled primitive topology %#x.\n", topology);
+            return VK_PRIMITIVE_TOPOLOGY_POINT_LIST;
+    }
+}
+
+static void STDMETHODCALLTYPE d3d12_command_list_IASetPrimitiveTopology(ID3D12GraphicsCommandList *iface,
+        D3D12_PRIMITIVE_TOPOLOGY topology)
+{
+    struct d3d12_command_list *list = impl_from_ID3D12GraphicsCommandList(iface);
+
+    TRACE("iface %p, topology %#x.\n", iface, topology);
+
+    list->ia_desc.topology = vk_topology_from_d3d12_topology(topology);
 }
 
 static void STDMETHODCALLTYPE d3d12_command_list_RSSetViewports(ID3D12GraphicsCommandList *iface,
@@ -1715,6 +1739,12 @@ static HRESULT d3d12_command_list_init(struct d3d12_command_list *list, struct d
         return hr;
     }
 
+    list->ia_desc.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
+    list->ia_desc.pNext = NULL;
+    list->ia_desc.flags = 0;
+    list->ia_desc.topology = VK_PRIMITIVE_TOPOLOGY_POINT_LIST;
+    list->ia_desc.primitiveRestartEnable = VK_FALSE;
+
     return S_OK;
 }
 
diff --git a/libs/vkd3d/vkd3d_private.h b/libs/vkd3d/vkd3d_private.h
index 2e5cec96..8f6de660 100644
--- a/libs/vkd3d/vkd3d_private.h
+++ b/libs/vkd3d/vkd3d_private.h
@@ -229,6 +229,8 @@ struct d3d12_command_list
     VkCommandBuffer vk_command_buffer;
     BOOL is_recording;
 
+    struct VkPipelineInputAssemblyStateCreateInfo ia_desc;
+
     struct d3d12_command_allocator *allocator;
     struct d3d12_device *device;
 };