[PATCH 3/4] vkd3d: Treat negative viewport widths as invalid.

[Conor McCarthy]

From: Conor McCarthy

Negative widths are not supported in Vulkan.
---
 libs/vkd3d/command.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/vkd3d/command.c b/libs/vkd3d/command.c
index 5647d48c..f685948d 100644
--- a/libs/vkd3d/command.c
+++ b/libs/vkd3d/command.c
@@ -3963,7 +3963,7 @@ static void STDMETHODCALLTYPE d3d12_command_list_RSSetViewports(ID3D12GraphicsCo
         vk_viewports[count].minDepth = viewports[i].MinDepth;
         vk_viewports[count].maxDepth = viewports[i].MaxDepth;

-        if (!vk_viewports[count].width || !vk_viewports[count].height)
+        if (vk_viewports[count].width <= 0.0f || !vk_viewports[count].height)
         {
             FIXME_ONCE("Ignoring invalid viewport %u.\n", i);
             continue;