wined3d: Make sure scissor offsets are not negative.

Signed-off-by: Jan Sikorski <jsikorski@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wined3d: Make sure scissor offsets are not negative.
ef7b2180 · Jan Sikorski · Alexandre Julliard · b35404aa · ef7b2180
Commit ef7b2180 authored May 04, 2021 by Jan Sikorski Committed by Alexandre Julliard May 04, 2021
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context_vk.c dlls/wined3d/context_vk.c +5 -0

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--- a/dlls/wined3d/context_vk.c
+++ b/dlls/wined3d/context_vk.c
@@ -2204,6 +2204,11 @@ static bool wined3d_context_vk_update_graphics_pipeline_key(struct wined3d_conte
            key->scissor.extent.width = key->viewport.width;
            key->scissor.extent.height = key->viewport.height;
        }
+        /* Scissor offsets need to be non-negative (VUID-VkPipelineViewportStateCreateInfo-x-02821) */
+        if (key->scissor.offset.x < 0)
+            key->scissor.offset.x = 0;
+        if (key->scissor.offset.y < 0)
+            key->scissor.offset.y = 0;
        key->viewport.y += key->viewport.height;
        key->viewport.height = -key->viewport.height;