64 lines
2.2 KiB
Zig
64 lines
2.2 KiB
Zig
const std = @import("std");
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const vk = @import("vulkan");
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const VkError = @import("error_set.zig").VkError;
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pub fn NonDispatchable(comptime T: type) type {
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return struct {
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const Self = @This();
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object_type: vk.ObjectType,
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object: *T,
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pub fn wrap(allocator: std.mem.Allocator, object: *T) VkError!*Self {
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const self = allocator.create(Self) catch return VkError.OutOfHostMemory;
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self.* = .{
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.object_type = T.ObjectType,
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.object = object,
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};
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std.log.debug("Created non dispatchable handle of type '{s}' at 0x{X}", .{ @typeName(T), @intFromPtr(self) });
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return self;
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}
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pub fn intrusiveDestroy(self: *Self, allocator: std.mem.Allocator) void {
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self.object.destroy(allocator);
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allocator.destroy(self);
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std.log.debug("Destroyed non dispatchable handle of type '{s}' at 0x{X}", .{ @typeName(T), @intFromPtr(self) });
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}
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pub fn destroy(self: *Self, allocator: std.mem.Allocator) void {
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allocator.destroy(self);
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std.log.debug("Destroyed non dispatchable handle of type '{s}' at 0x{X}", .{ @typeName(T), @intFromPtr(self) });
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}
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pub inline fn toHandle(self: *Self) usize {
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return @intFromPtr(self);
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}
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pub inline fn toVkHandle(self: *Self, comptime VkT: type) VkT {
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return @enumFromInt(@intFromPtr(self));
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}
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pub fn fromHandle(vk_handle: anytype) VkError!*Self {
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const handle = @intFromEnum(vk_handle);
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if (handle == 0) {
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return VkError.InvalidHandleDrv;
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}
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const non_dispatchable: *Self = @ptrFromInt(handle);
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if (non_dispatchable.object_type != T.ObjectType) {
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return VkError.InvalidHandleDrv;
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}
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return non_dispatchable;
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}
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pub inline fn fromHandleObject(handle: anytype) VkError!*T {
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const non_dispatchable_handle = try Self.fromHandle(handle);
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return non_dispatchable_handle.object;
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}
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pub inline fn checkHandleValidity(handle: anytype) VkError!void {
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_ = try Self.fromHandle(handle);
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}
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};
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}
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