vkd3d-shader: Introduce an internal shader signature structure.

A register count is required for Shader Model 6 signatures, including
those normalised from earlier models.
This commit is contained in:
Conor McCarthy
2023-04-04 16:22:57 +10:00
committed by Alexandre Julliard
parent 5ae068168c
commit a0a18b1620
Notes: Alexandre Julliard 2023-05-03 22:38:32 +02:00
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/197
6 changed files with 122 additions and 52 deletions

View File

@@ -1401,10 +1401,54 @@ void vkd3d_shader_free_root_signature(struct vkd3d_shader_versioned_root_signatu
desc->version = 0;
}
static bool vkd3d_shader_signature_from_shader_signature(struct vkd3d_shader_signature *signature,
const struct shader_signature *src)
{
unsigned int i;
signature->element_count = src->element_count;
if (!src->elements)
{
assert(!signature->element_count);
signature->elements = NULL;
return true;
}
if (!(signature->elements = vkd3d_calloc(signature->element_count, sizeof(*signature->elements))))
return false;
for (i = 0; i < signature->element_count; ++i)
{
struct vkd3d_shader_signature_element *d = &signature->elements[i];
struct signature_element *e = &src->elements[i];
d->semantic_name = e->semantic_name;
d->semantic_index = e->semantic_index;
d->stream_index = e->stream_index;
d->sysval_semantic = e->sysval_semantic;
d->component_type = e->component_type;
d->register_index = e->register_index;
if (e->register_count > 1)
FIXME("Arrayed elements are not supported yet.\n");
d->mask = e->mask;
d->used_mask = e->used_mask;
d->min_precision = e->min_precision;
}
return true;
}
void shader_signature_cleanup(struct shader_signature *signature)
{
vkd3d_free(signature->elements);
signature->elements = NULL;
}
int vkd3d_shader_parse_input_signature(const struct vkd3d_shader_code *dxbc,
struct vkd3d_shader_signature *signature, char **messages)
{
struct vkd3d_shader_message_context message_context;
struct shader_signature shader_signature;
int ret;
TRACE("dxbc {%p, %zu}, signature %p, messages %p.\n", dxbc->code, dxbc->size, signature, messages);
@@ -1413,13 +1457,17 @@ int vkd3d_shader_parse_input_signature(const struct vkd3d_shader_code *dxbc,
*messages = NULL;
vkd3d_shader_message_context_init(&message_context, VKD3D_SHADER_LOG_INFO);
ret = shader_parse_input_signature(dxbc, &message_context, signature);
ret = shader_parse_input_signature(dxbc, &message_context, &shader_signature);
vkd3d_shader_message_context_trace_messages(&message_context);
if (!vkd3d_shader_message_context_copy_messages(&message_context, messages))
ret = VKD3D_ERROR_OUT_OF_MEMORY;
vkd3d_shader_message_context_cleanup(&message_context);
if (!vkd3d_shader_signature_from_shader_signature(signature, &shader_signature))
ret = VKD3D_ERROR_OUT_OF_MEMORY;
shader_signature_cleanup(&shader_signature);
return ret;
}