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provide defaults for struct fields vulkan considers optional

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This commit is contained in:
ashpil
2023-01-28 19:29:25 -05:00
parent 2a631c4695
commit 0873a35392
4 changed files with 50 additions and 12 deletions
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32
generator/vulkan/render.zig
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@@ -749,7 +749,9 @@ fn Renderer(comptime WriterType: type) type {
}
} else {
try self.renderTypeInfo(field.field_type);
try self.renderContainerDefaultField(name, container, field);
if (!container.is_union) {
try self.renderContainerDefaultField(name, container, field);
}
try self.writer.writeAll(", ");
}
}
@@ -758,9 +760,7 @@ fn Renderer(comptime WriterType: type) type {
}
fn renderContainerDefaultField(self: *Self, name: []const u8, container: reg.Container, field: reg.Container.Field) !void {
if (mem.eql(u8, field.name, "pNext")) {
try self.writer.writeAll(" = null");
} else if (mem.eql(u8, field.name, "sType")) {
if (mem.eql(u8, field.name, "sType")) {
if (container.stype == null) {
return;
}
@@ -776,8 +776,30 @@ fn Renderer(comptime WriterType: type) type {
try self.writer.writeAll(" = .");
try self.writeIdentifierWithCase(.snake, stype["VK_STRUCTURE_TYPE_".len..]);
} else if (field.field_type == .name and !container.is_union and mem.eql(u8, "VkBool32", field.field_type.name) and isFeatureStruct(name, container.extends)) {
} else if (field.field_type == .name and mem.eql(u8, "VkBool32", field.field_type.name) and isFeatureStruct(name, container.extends)) {
try self.writer.writeAll(" = FALSE");
} else if (field.is_optional) {
if (field.field_type == .name) {
const field_type_name = field.field_type.name;
if (self.resolveDeclaration(field_type_name)) |decl_type| {
if (decl_type == .handle) {
try self.writer.writeAll(" = .null_handle");
} else if (decl_type == .bitmask) {
try self.writer.writeAll(" = .{}");
} else if (decl_type == .typedef and decl_type.typedef == .command_ptr) {
try self.writer.writeAll(" = null");
} else if ((decl_type == .typedef and builtin_types.has(decl_type.typedef.name)) or
(decl_type == .foreign and builtin_types.has(field_type_name)))
{
try self.writer.writeAll(" = 0");
}
}
} else if (field.field_type == .pointer) {
try self.writer.writeAll(" = null");
}
} else if (field.field_type == .pointer and field.field_type.pointer.is_optional) {
// pointer nullability could be here or above
try self.writer.writeAll(" = null");
}
}