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vkd3d-shader/hlsl: Validate stream output parameters in geometry shaders.

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This commit is contained in:
Shaun Ren
2025-03-05 14:47:17 -05:00
committed by Henri Verbeet
parent b650e7a503
commit 4137ea5ab7
Notes: Henri Verbeet 2025-03-12 22:20:50 +01:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1405
1 changed files with 17 additions and 0 deletions
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17
libs/vkd3d-shader/hlsl_codegen.c
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@@ -12561,6 +12561,23 @@ static void process_entry_function(struct hlsl_ctx *ctx,
prepend_input_var_copy(ctx, entry_func, var);
}
else if (hlsl_get_stream_output_type(var->data_type))
{
if (profile->type != VKD3D_SHADER_TYPE_GEOMETRY)
{
hlsl_error(ctx, &var->loc, VKD3D_SHADER_ERROR_HLSL_INCOMPATIBLE_PROFILE,
"Stream output parameters can only be used in geometry shaders.");
continue;
}
if (!(var->storage_modifiers & HLSL_STORAGE_IN) || !(var->storage_modifiers & HLSL_STORAGE_OUT))
hlsl_error(ctx, &var->loc, VKD3D_SHADER_ERROR_HLSL_INVALID_MODIFIER,
"Stream output parameter \"%s\" must be declared as \"inout\".", var->name);
/* TODO: check that maxvertexcount * component_count(element_type) <= 1024. */
continue;
}
else
{
if (hlsl_get_multiarray_element_type(var->data_type)->class != HLSL_CLASS_STRUCT