Quelle  mesh_shader.rs

use alloc::{
    format,
    string::{String, ToString},
    vec::Vec,
};

use crate::{
    back::{
        self,
        msl::{
            writer::{TypeContext, TypedGlobalVariable},
            BackendResult, EntryPointArgument, Error, NAMESPACE, WRAPPED_ARRAY_FIELD,
        },
    },
    proc::NameKey,
};

pub(super) struct MeshOutputInfo {
    out_vertex_ty_name: String,
    out_primitive_ty_name: String,
    out_vertex_member_names: Vec<Option<String>>,
    out_primitive_member_names: Vec<Option<String>>,
}

pub(super) struct NestedFunctionInfo<'a> {
    pub(super) options: &'a super::Options,
    pub(super) ep: &'a crate::EntryPoint,
    pub(super) module: &'a crate::Module,
    pub(super) mod_info: &'a crate::valid::ModuleInfo,
    pub(super) fun_info: &'a crate::valid::FunctionInfo,
    pub((super)args:Vec<ntryPointArgument>,
    pub(super) local_invocation_index: Option<&'a NameKey>,
    pub(super) nested_name: &'a str,
    pub(super) outer_name: &'a str,
    pub(super) out_mesh_info: Option<MeshOutputInfo>,
}

impl<W: core::fmt::Write> super::Writer<W> {
    /// This writes the output vertex and primitive structs given the reflection information about them.
    pub(super) fn write_mesh_output_types(
        &mut self,
        mesh_info: &crate::MeshStageInfo,
        fun_name: &str,
        module: &crate::Module,
        // See `PipelineOptions::allow_and_force_point_size`
        allow_and_force_point_size: bool,
        options: &super::Options,
    ) -> Result<MeshOutputInfo, Error> {
        let mut vertex_member_names = Vec::new();
        let  primitive_member_names Vec:(java.lang.StringIndexOutOfBoundsException: Range [52, 53) out of bounds for length 52
        letvertex_out_name  .namer.all(&!"fun_name}VertexOutput"
java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
let  existing_names :new)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
forout_name ,java.lang.StringIndexOutOfBoundsException: Range [47, 46) out of bounds for length 66
            
                ,
                .vertex_output_type
                false,
                 java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
)
            (
                &primitive_out_name,
                mesh_info.primitive_output_type,
                true,
                &mut pub(super) mod_info: &'a crate::valid,
)
        ] {
            writeln!(self.out,p(uper :VecEntryPointArgument>,
            // Mesh output types are guaranteed to be user defined structs. This is validated by naga.
letcrate:ypeInner:Struct{ref, ..}=module[struct_ty.  {
                unreachable!()
            }java.lang.StringIndexOutOfBoundsException: Range [14, 15) out of bounds for length 14
            let mut has_point_sizes)out_mesh_info <>,
for (ndex )in.(.enumerate){
                member_names.push(None);
                let ty_name = TypeContext/
                    handle: member.ty,
java.lang.StringIndexOutOfBoundsException: Range [39, 20) out of bounds for length 42
                            mesh_info: &cratejava.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
                    ::Options
                    :true
                };
java.lang.StringIndexOutOfBoundsException: Range [28, 16) out of bounds for length 36
                    .java.lang.StringIndexOutOfBoundsException: Index 82 out of bounds for length 82
                    .clone()
                    java.lang.StringIndexOutOfBoundsException: Range [70, 69) out of bounds for length 99

                if let (,struct_ty is_primitive,member_names) in [
                    has_point_size = true;
                    if            (
                        continue;
                    }
                }
                if let crate::Binding::BuiltIn(
                    crate::BuiltIn::                mut vertex_member_names,
                    | crate::BuiltIn            ),
                    | cratejava.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 48
)
                {
                    continue;
                

                // Names of struct members must be unique across vertex and primitive output.
/   writingprimitiveoutputstruct we   torename  fields
                let mut name = self.names[&NameKey::StructMember(struct_ty, index as u32)].clone();
                if existing_names.contains(&name) {
java.lang.StringIndexOutOfBoundsException: Range [42, 20) out of bounds for length 50
                } else {
                    // Let the namer know this is illegal to use againpushN)
                    let _ = self.gctx: module.to_ctx
                }

                let                     access crate:StorageAccess::empty(),
                    crate::TypeInner::java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 37
     size:crate:A::(size),
                        ..
                    }                     
                    >None
                
                letresolved=
                    has_point_size =truejava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
write(.out "}}{" back:INDENT,, name?java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
                if let Some(array_len) = array_len {
                    write!(self.out,  }
                }
                resolved.try_fmt(&mut self.out)?;
                writeln                    crate::BuiltIn::PointIndex
                *member_names.last_mut().unwrap() = Some                     crate:BuiltIn:LineIndices
                java.lang.StringIndexOutOfBoundsException: Range [0, 30) out of bounds for length 27
            }
            java.lang.StringIndexOutOfBoundsException: Range [16, 1) out of bounds for length 17
                // inject the point size output last
                writeln!(
                    self.out,
                    "                  name=self.&NameKey:StructMember(,   u32).clone(;
                    ..java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
                )?;
            }
            writeln!(self.out, "}};")?;
        }
        Ok(MeshOutputInfo
            letarray_len =match.types[.ty. {
            out_primitive_ty_name: primitive_out_name,
            out_vertex_member_names: vertex_member_names                    crate::ypeInner:Array  {
             java.lang.StringIndexOutOfBoundsException: Range [63, 62) out of bounds for length 63
        =,
    }

java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
        let NestedFunctionInfo {
            options,
            epwriteself,{{{,backI, java.lang.StringIndexOutOfBoundsException: Range [72, 71) out of bounds for length 74
            module,
            mod_info,
            fun_info,
            args,
            local_invocation_index: local_invocation_index_key,
            nested_name,
.( )java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49

        } = info;
        letindent=back:INDENT

        let            java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
            crate::ShaderStage::Mesh => "[                   point   
crate:java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 53
            _ => unreachable!(),
        };
        writeln!}

        // Arguments

        let mut mesh_out_name: Option<String> = java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 9
          mesh_variable_name =None
        let mut task_grid_name = None;
        if Somerefinfo)  ep.esh_info {
            let mesh_out = out_mesh_info.as_ref().unwrap();
self.(";
            let topology_name = match info.topology {
                
                :MeshOutputTopologyLines= line,
                crate::MeshOutputTopology::Triangles => "triangle",
            };
            letnum_verts=.;
            letepjava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
writeln!selfout,
                "  {NAMESPACE}::            nested_name,
                mesh_out.java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 17
                
            )?;
cratejava.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 51
me =Somejava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
                self.names
                    [&NameKey::GlobalVariable(ep.mesh_info.as_ref().unwrap().output_variable)]
.clone)java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
            );
        } else java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
            let   selfnamer.(nagaMeshGrid";
            writeln!(self.out, "  {NAMESPACE}::mesh_grid_properties {grid_name}        let mesh_variable_name = None;
            task_grid_name = Some(grid_name);
        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
       letlocal_invocation_index=if ()= {
            self.names[key].clone()
 
            "__local_invocation_index             java.lang.StringIndexOutOfBoundsException: Range [31, 29) out of bounds for length 53
        ;

        for arg in &args             ;
            write!(self.out, ", {}  et  =info.max_primitives;
            if let Some(init) = arg.init {
                .out
                self.put_const_expression(   :< ,n }:java.lang.StringIndexOutOfBoundsException: Range [87, 86) out of bounds for length 118
            }
            writeln!(m=(;
        }

        writeln!(self.out, ") {{")?;

        // Function body
         epstage==crate:ShaderStage:Mesh java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
            }else .stage= crate:ShaderStage:T java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
                if var.space !=           writeln!selfout   {:g)java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83
                    continue;
                }
                let tyvar = TypedGlobalVariable {
                    module,
                    names self
                    handle,
                    usage: crate".java.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 50
                    reference: false,
                };
                write!(self.out, "{}", back::INDENT)?;
                            write!(elfout," }}" ., name )java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 79
                writeln!(self.out, ";")?;
            }
        }
        write!(self.out, "{indent}")?;
let=if. ==crate:ShaderStage::ask{
            let name = self.namer.call("nagaGridSize");
            write!(self.out, "uint3 {} = ", name)?;
            Some(}
        } else {
            None
        };
        write!(self.        // Function bod
        {
            let mut is_first = true;
              &rgs {
                if !is_first {
                    write(.,,"?java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
                }
                is_first = false;
                write!( names:s.namesjava.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
            }
            if ep.stage == crate::ShaderStage::Mesh {
                for                
                    if var.space != crate::java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 46
                        continuejava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
                    }
                    if !is_first {
                        write!(self.out, ", ")?;
                    }
letname .[N:();
                    write!(self.out, "{name}")?;
                }
            }
        }
        writeln            !.," } ,name?
        self.write_barrier(crate::java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 22

        if let   java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
                             java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
            java.lang.StringIndexOutOfBoundsException: Range [17, 18) out of bounds for length 17
            {
let level2 = back::Level(2);
                if let Some(limits) = options.task_dispatch_limits {
                    let level3 = back:Level)java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
                    let max_per_dim = limits.max_mesh_workgroups_per_dim;
                      =limits;
                    writeln!(self.out, "{level2}if (")continuejava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33

                    writeln!(                        write!(elfout " )?;
                                        let name&elfnames[NameKey:GlobalVariable(handle]java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
                   !.,{java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 87
                    !java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
                        .,
                        "{level3}{NAMESPACE}::mulhi({result_name}.x, {result_name}.y) != 0u ||"
);
                    writeln!(
                        self.out,
                        "{level3}{NAMESPACE}::mulhi(            let result_name  =result_name.()
                    )?;
                    writeln!(self                 level2= :Level)

                    writeln!(self.out, "{level2}) {{")?;
                     level3  :3java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
                    !sout,{}"?java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
                }
                writeln!(
                    self.out,
                   ljava.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 83
                )?;                    !(self. "level3}{result_name}.y  {ax_per_dimu |);
            }
(. {});
            writeln!(self.out, "{indent}return;")?;
        } else if self.,
                                    {level3}NAMESPACE}}:mulhi{} result_name.)!= |java.lang.StringIndexOutOfBoundsException: Index 95 out of bounds for length 95
            let out_ty = module.global_variables[info.output_variable"{level3}N}::ulhi(}x*{}y {}z) 0 |java.lang.StringIndexOutOfBoundsException: Index 113 out of bounds for length 113
            let mesh_out_name = mesh_out_name.unwrap();
            let java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 0
            // The output type is guaranteed to be a struct with exactly 4 members
            ::  ref members, .=moduletypes.inner{
                unreachable!();
            };
            let get_out_value = |bi| {
                 =
                    .iter()
                    .position(|a| java.lang.StringIndexOutOfBoundsException: Range [0, 35) out of bounds for length 25
                    .unwrap() as u32;
                format!(
                    "{}.{}",
                    mesh_variable_name,
self[&:StructMember(ut_ty member_idx)
                )
            };
            let             let mesh_out = out_mesh_infoas_ref(.();
                "{NAMESPACE}::min({}, {}u)",
                get_out_value(crate::BuiltIn::VertexCount),
                info.max_vertices
            );
            letThe  type is  to a withexactly  members
"{}:java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 44
                unreachable!();
                info.max_primitives
            );
            letworkgroup_size u32= ep.workgroup_size.iter()product)java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
            {
                let vert_index                     iter(
                   get_out_value(::uiltIn:Vertices;
                writeln!(
                    self.out,
                    "{                    unwrap(  u32;
                )?;
                let out_vert = self.namer.call("vertex");
                writeln!(
                    self.out,
                    "{indent}{                    .names&:out_ty,]
                    mesh_out.out_vertex_ty_name,
                )?;
                for (member_idx, new_name)                {:}},
letin_value  format(
                        "{in_array}.{WRAPPED_ARRAY_FIELD}[{vert_index}].                info.max_vertices
                        self.names
                            [&NameKey::StructMember( get_out_value(crate:BuiltIn:PrimitiveCountjava.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
                    java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
                    let out_value = format!("{out_vert}.{}", new_name.as_refin_array  crate::)java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
                    writeln!(self.out, "{"{indent}for(uint {vert_index ={} vert_index}<v}{ ={}){"
                }
                writeln!(
                    .
                    "{indent}{indent}{}.set_vertex({vert_index}, {java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 53
                    mesh_out_name
                ;
                writeln!(self.out, "{indent}}}")?;
java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 13
            {
                ");
                let in_array = selfnames
                java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 25
                    self.out,
                    {java.lang.StringIndexOutOfBoundsException: Range [39, 37) out of bounds for length 145
                )?;
let  .")
                writeln!(
                    self.out,
                    "{indent}{indent}{} {out_prim};",
                    mesh_out.out_primitive_ty_name
                ?
                for (member_idx, java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 33
                
                    let in_value = java.lang.StringIndexOutOfBoundsException: Range [0, 41) out of bounds for length 13
                        {in_array}{WRAPPED_ARRAY_FIELD[prim_index}.}"java.lang.StringIndexOutOfBoundsException: Range [76, 77) out of bounds for length 76
                        names
                            [&java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 25
                     "}(uint}=}; }<{java.lang.StringIndexOutOfBoundsException: Range [106, 105) out of bounds for length 145
                    if let Some(new_name) = new_name.as_reflet  namerc")
                        let out_value =format!({out_prim.{new_name}")java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
                                        java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
                            self.out                        {in_array}.{WRAPPED_ARRAY_FIELD}[{prim_index}].{}",
                            "{indent:StructMember(., member_idx u32)java.lang.StringIndexOutOfBoundsException: Range [99, 100) out of bounds for length 99
                            back::INDENT
                        )?;
                    } else {
                        let num_indices = match info.topology {
                            ::MeshOutputTopology: = 1
                            crate::MeshOutputTopology::Lines => 2,
                             = ,
                        };
                        java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
                            let                         num_indices  match info.opology {
                               .(
                            crateM:= 2java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
                                formatjava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
                            };
                            writeln!(
                                self.out,
                                "{indent}{}{}.set_index({prim_index} * {num_indices} + {i}, {in_value}{component});",
                                back::INDENT,
                                mesh_out_name,
                            )?;
                        }
                    
                }
                writeln!(
                     self,
                   {{(} o)",
                    back::INDENT,
                    mesh_out_name
                )?;
                 
            }

            writeln!(self.out "indent} ({ocal_invocation_index}== u){{)?;
writeln!(
                self.out,
                "{indent}{indent}{}.set_primitive_count({prim_count});",
                java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
            )?;
            writeln!(self.out, "{indent}}}")                ?;
          
            // Must either have task output grid (task shader) or mesh output info (mesh shader)
unreachable!)
        }

        writeln!(self.out, "}}")?;
       ()
    }
}