From 0a473b4f865d5faa820f359de3eb39ebc7a9c0fd Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Sun, 18 Mar 2018 21:38:48 +0100
Subject: [PATCH] [d3d11] Return error if an application creates an RTV for a
 buffer

Vulkan does not support buffer RTVs, and neither does DXVK, so we
should return an error in that case. Previously, DXVK would crash
upon querying image information.
---
 src/d3d11/d3d11_device.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/d3d11/d3d11_device.cpp b/src/d3d11/d3d11_device.cpp
index a27ac835..0a97e73f 100644
--- a/src/d3d11/d3d11_device.cpp
+++ b/src/d3d11/d3d11_device.cpp
@@ -581,10 +581,15 @@ namespace dxvk {
           ID3D11Resource*                   pResource,
     const D3D11_RENDER_TARGET_VIEW_DESC*    pDesc,
           ID3D11RenderTargetView**          ppRTView) {
-    // Only 2D textures and 2D texture arrays are allowed
+    // DXVK only supports render target views for image resources
     D3D11_RESOURCE_DIMENSION resourceDim = D3D11_RESOURCE_DIMENSION_UNKNOWN;
     pResource->GetType(&resourceDim);
     
+    if (resourceDim == D3D11_RESOURCE_DIMENSION_BUFFER) {
+      Logger::err("D3D11: Cannot create render target view for a buffer");
+      return E_INVALIDARG;
+    }
+    
     // The view description is optional. If not defined, it
     // will use the resource's format and all array layers.
     D3D11_RENDER_TARGET_VIEW_DESC desc;
@@ -698,7 +703,6 @@ namespace dxvk {
           ID3D11Resource*                   pResource,
     const D3D11_DEPTH_STENCIL_VIEW_DESC*    pDesc,
           ID3D11DepthStencilView**          ppDepthStencilView) {
-    // Only 2D textures and 2D texture arrays are allowed
     D3D11_RESOURCE_DIMENSION resourceDim = D3D11_RESOURCE_DIMENSION_UNKNOWN;
     pResource->GetType(&resourceDim);