Mesa (main): nine: check hardware support before using vertex texture

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Module: Mesa
Branch: main
Commit: f1202a92cfdad6f7b1a9bb4fbffe7019a3a75d18
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f1202a92cfdad6f7b1a9bb4fbffe7019a3a75d18

Author: Pavel Ondračka <pavel.ondracka at gmail.com>
Date:   Mon Apr 11 21:03:25 2022 +0200

nine: check hardware support before using vertex texture

Signed-off-by: Pavel Ondračka <pavel.ondracka at gmail.com>
Reviewed-by: Emma Anholt <emma at anholt.net>
Reviewed-by: Axel Davy <davyaxel0 at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15864>

---

 src/gallium/frontends/nine/adapter9.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gallium/frontends/nine/adapter9.c b/src/gallium/frontends/nine/adapter9.c
index 2097cc1c751..9853ba76ab5 100644
--- a/src/gallium/frontends/nine/adapter9.c
+++ b/src/gallium/frontends/nine/adapter9.c
@@ -339,6 +339,10 @@ NineAdapter9_CheckDeviceFormat( struct NineAdapter9 *This,
         bind |= d3d9_get_pipe_depth_format_bindings(CheckFormat);
     }
 
+    if ((Usage & D3DUSAGE_QUERY_VERTEXTEXTURE) &&
+        !screen->get_shader_param(screen, PIPE_SHADER_VERTEX, PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS))
+        return D3DERR_NOTAVAILABLE;
+
     /* API hack because setting RT[0] to NULL is forbidden */
     if (CheckFormat == D3DFMT_NULL && bind == PIPE_BIND_RENDER_TARGET &&
         (RType == D3DRTYPE_SURFACE ||