[PATCH 12/15] dxgi: Improve the d3d12_swapchain_CheckColorSpaceSupport() stub.

[Henri Verbeet]

From: Philip Rebohle

Monster Hunter World needs this function to succeed. This
behaves correctly under the assumption that the system has
no HDR support, and only reports standard sRGB as supported.

Signed-off-by: Philip Rebohle 
Signed-off-by: Henri Verbeet 
---
This supersedes patch 183537.
Mostly unmodified.

dlls/dxgi/swapchain.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/dlls/dxgi/swapchain.c b/dlls/dxgi/swapchain.c
index bd200dddf08..ad1a74e1b62 100644
--- a/dlls/dxgi/swapchain.c
+++ b/dlls/dxgi/swapchain.c
@@ -2685,10 +2685,19 @@ static UINT STDMETHODCALLTYPE d3d12_swapchain_GetCurrentBackBufferIndex(IDXGISwa
 static HRESULT STDMETHODCALLTYPE d3d12_swapchain_CheckColorSpaceSupport(IDXGISwapChain3 *iface,
         DXGI_COLOR_SPACE_TYPE colour_space, UINT *colour_space_support)
 {
-    FIXME("iface %p, colour_space %#x, colour_space_support %p stub!\n",
+    UINT support_flags = 0;
+
+    FIXME("iface %p, colour_space %#x, colour_space_support %p semi-stub!\n",
             iface, colour_space, colour_space_support);

-    return E_NOTIMPL;
+    if (!colour_space_support)
+        return E_INVALIDARG;
+
+    if (colour_space == DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709)
+      support_flags |= DXGI_SWAP_CHAIN_COLOR_SPACE_SUPPORT_FLAG_PRESENT;
+
+    *colour_space_support = support_flags;
+    return S_OK;
 }

static HRESULT STDMETHODCALLTYPE d3d12_swapchain_SetColorSpace1(IDXGISwapChain3 *iface,