zink: fix-ish depth clipping without VK_EXT_depth_clip_enable

if this extension is unsupported, use the previous behavior and hope for the best

Reviewed-by: Adam Jackson <ajax@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17237>

diff --git a/src/gallium/drivers/zink/zink_pipeline.c b/src/gallium/drivers/zink/zink_pipeline.c
index a4f78b4..6c561a0 100644 (file)
--- a/src/gallium/drivers/zink/zink_pipeline.c
+++ b/src/gallium/drivers/zink/zink_pipeline.c
@@ -191,6 +191,7 @@ zink_create_gfx_pipeline(struct zink_screen *screen,
    } else {
       static bool warned = false;
       warn_missing_feature(warned, "VK_EXT_depth_clip_enable");
+      rast_state.depthClampEnable = !hw_rast_state->depth_clip;
    }
 
    VkPipelineRasterizationProvokingVertexStateCreateInfoEXT pv_state;