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vkd3d-shader: Implement scanning compute shader thread group size information.

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Metal doesn't allow the thread group size to be specified by shaders,
instead requiring it to be specified by the dispatch API.
This commit is contained in:
Henri Verbeet
2025-05-31 19:53:41 +02:00
parent 320c3c9652
commit 5bbd44c063
Notes: Henri Verbeet 2025-08-21 16:34:50 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1674
3 changed files with 105 additions and 0 deletions
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9
libs/vkd3d-shader/vkd3d_shader_main.c
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@@ -1685,6 +1685,7 @@ static int vsir_program_scan(struct vsir_program *program, const struct vkd3d_sh
struct vsir_program_iterator it = vsir_program_iterator(&program->instructions);
struct vkd3d_shader_scan_combined_resource_sampler_info *combined_sampler_info;
struct vkd3d_shader_scan_hull_shader_tessellation_info *tessellation_info;
struct vkd3d_shader_scan_thread_group_size_info *thread_group_size_info;
struct vkd3d_shader_scan_descriptor_info *descriptor_info;
struct vkd3d_shader_scan_signature_info *signature_info;
struct vkd3d_shader_scan_context context;
@@ -1706,6 +1707,7 @@ static int vsir_program_scan(struct vsir_program *program, const struct vkd3d_sh
}
tessellation_info = vkd3d_find_struct(compile_info->next, SCAN_HULL_SHADER_TESSELLATION_INFO);
thread_group_size_info = vkd3d_find_struct(compile_info->next, SCAN_THREAD_GROUP_SIZE_INFO);
vkd3d_shader_scan_context_init(&context, &program->shader_version, compile_info,
add_descriptor_info ? &program->descriptors : NULL, combined_sampler_info, message_context);
@@ -1758,6 +1760,13 @@ static int vsir_program_scan(struct vsir_program *program, const struct vkd3d_sh
tessellation_info->partitioning = context.partitioning;
}
if (!ret && thread_group_size_info)
{
thread_group_size_info->x = program->thread_group_size.x;
thread_group_size_info->y = program->thread_group_size.y;
thread_group_size_info->z = program->thread_group_size.z;
}
if (ret < 0)
{
if (combined_sampler_info)