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vkd3d-shader: Introduce an internal shader signature structure.

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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
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32
libs/vkd3d-shader/vkd3d_shader_private.h
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@@ -775,13 +775,35 @@ enum vkd3d_shader_input_sysval_semantic
VKD3D_SIV_LINE_DENSITY_TESS_FACTOR = 22,
};
struct signature_element
{
const char *semantic_name;
unsigned int semantic_index;
unsigned int stream_index;
enum vkd3d_shader_sysval_semantic sysval_semantic;
enum vkd3d_shader_component_type component_type;
unsigned int register_index;
unsigned int register_count;
unsigned int mask;
unsigned int used_mask;
enum vkd3d_shader_minimum_precision min_precision;
};
struct shader_signature
{
struct signature_element *elements;
unsigned int element_count;
};
void shader_signature_cleanup(struct shader_signature *signature);
struct vkd3d_shader_desc
{
const uint32_t *byte_code;
size_t byte_code_size;
struct vkd3d_shader_signature input_signature;
struct vkd3d_shader_signature output_signature;
struct vkd3d_shader_signature patch_constant_signature;
struct shader_signature input_signature;
struct shader_signature output_signature;
struct shader_signature patch_constant_signature;
};
struct vkd3d_shader_register_semantic
@@ -1136,7 +1158,7 @@ void free_shader_desc(struct vkd3d_shader_desc *desc);
int shader_extract_from_dxbc(const struct vkd3d_shader_code *dxbc,
struct vkd3d_shader_message_context *message_context, const char *source_name, struct vkd3d_shader_desc *desc);
int shader_parse_input_signature(const struct vkd3d_shader_code *dxbc,
struct vkd3d_shader_message_context *message_context, struct vkd3d_shader_signature *signature);
struct vkd3d_shader_message_context *message_context, struct shader_signature *signature);
struct vkd3d_glsl_generator;
@@ -1350,7 +1372,7 @@ void shader_normaliser_init(struct vkd3d_shader_normaliser *normaliser,
struct vkd3d_shader_instruction_array *instructions);
enum vkd3d_result shader_normaliser_flatten_hull_shader_phases(struct vkd3d_shader_normaliser *normaliser);
enum vkd3d_result shader_normaliser_normalise_hull_shader_control_point_io(struct vkd3d_shader_normaliser *normaliser,
const struct vkd3d_shader_signature *input_signature);
const struct shader_signature *input_signature);
void shader_normaliser_destroy(struct vkd3d_shader_normaliser *normaliser);
#endif /* __VKD3D_SHADER_PRIVATE_H */