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fixing external structs
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kbz_8
2026-05-15 00:55:34 +02:00
parent dc80a6a348
commit 236c6496ff
3 changed files with 17 additions and 6 deletions
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src/Value.zig
+9 -4
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@@ -103,6 +103,7 @@ pub const Value = union(Type) {
}
},
Structure: struct {
external_data: ?[]u8,
offsets: []const ?SpvWord,
values: []Self,
},
@@ -217,6 +218,7 @@ pub const Value = union(Type) {
.Structure => |s| blk: {
const self: Self = .{
.Structure = .{
.external_data = null,
.offsets = allocator.dupe(?SpvWord, s.members_offsets) catch return RuntimeError.OutOfMemory,
.values = allocator.alloc(Self, member_count) catch return RuntimeError.OutOfMemory,
},
@@ -290,6 +292,7 @@ pub const Value = union(Type) {
errdefer allocator.free(values);
for (values, s.values) |*new_value, value| new_value.* = try value.dupe(allocator);
break :blk .{
.external_data = s.external_data,
.offsets = allocator.dupe(?SpvWord, s.offsets) catch return RuntimeError.OutOfMemory,
.values = values,
};
@@ -429,6 +432,7 @@ pub const Value = union(Type) {
}
return end_offset;
},
.RuntimeArray => {},
else => return RuntimeError.InvalidValueType,
}
return 0;
@@ -559,13 +563,14 @@ pub const Value = union(Type) {
}
return offset;
},
.Structure => |s| {
.Structure => |*s| {
var end_offset: usize = 0;
for (s.values, 0..) |*v, i| {
const member_offset: usize = @intCast(s.offsets[i] orelse end_offset);
const write_size = try v.write(input[member_offset..]);
end_offset = @max(end_offset, member_offset + write_size);
}
s.external_data = input[0..end_offset];
return end_offset;
},
.RuntimeArray => |*arr| arr.data = input[0..],
@@ -649,15 +654,15 @@ pub const Value = union(Type) {
},
.f32_ptr => |ptr| {
if (window.len < @sizeOf(f32)) return RuntimeError.OutOfBounds;
std.mem.copyForwards(u8, window[0..@sizeOf(f32)], std.mem.asBytes(ptr));
@memcpy(window[0..@sizeOf(f32)], std.mem.asBytes(ptr));
},
.i32_ptr => |ptr| {
if (window.len < @sizeOf(i32)) return RuntimeError.OutOfBounds;
std.mem.copyForwards(u8, window[0..@sizeOf(i32)], std.mem.asBytes(ptr));
@memcpy(window[0..@sizeOf(i32)], std.mem.asBytes(ptr));
},
.u32_ptr => |ptr| {
if (window.len < @sizeOf(u32)) return RuntimeError.OutOfBounds;
std.mem.copyForwards(u8, window[0..@sizeOf(u32)], std.mem.asBytes(ptr));
@memcpy(window[0..@sizeOf(u32)], std.mem.asBytes(ptr));
},
}