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24 /* the virgl hw tgsi vs what the current gallium want will diverge over time.
25 so add a transform stage to remove things we don't want to send unless
26 the receiver supports it.
28 #include "tgsi/tgsi_transform.h"
29 #include "virgl_context.h"
30 struct virgl_transform_context
{
31 struct tgsi_transform_context base
;
34 /* for now just strip out the new properties the remote doesn't understand
37 virgl_tgsi_transform_property(struct tgsi_transform_context
*ctx
,
38 struct tgsi_full_property
*prop
)
40 switch (prop
->Property
.PropertyName
) {
41 case TGSI_PROPERTY_NUM_CLIPDIST_ENABLED
:
42 case TGSI_PROPERTY_NUM_CULLDIST_ENABLED
:
43 case TGSI_PROPERTY_NEXT_SHADER
:
46 ctx
->emit_property(ctx
, prop
);
51 struct tgsi_token
*virgl_tgsi_transform(const struct tgsi_token
*tokens_in
)
54 struct virgl_transform_context transform
;
55 const uint newLen
= tgsi_num_tokens(tokens_in
);
56 struct tgsi_token
*new_tokens
;
58 new_tokens
= tgsi_alloc_tokens(newLen
);
62 memset(&transform
, 0, sizeof(transform
));
63 transform
.base
.transform_property
= virgl_tgsi_transform_property
;
64 tgsi_transform_shader(tokens_in
, new_tokens
, newLen
, &transform
.base
);