67 lines
1.8 KiB
Zig
67 lines
1.8 KiB
Zig
const std = @import("std");
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const ChainedStruct = @import("types.zig").ChainedStruct;
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pub const Buffer = enum(usize) {
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_,
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pub const none: Buffer = @intToEnum(Buffer, 0);
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pub const BindingType = enum(u32) {
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undef = 0x00000000,
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uniform = 0x00000001,
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storage = 0x00000002,
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read_only_storage = 0x00000003,
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};
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pub const MapAsyncStatus = enum(u32) {
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success = 0x00000000,
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err = 0x00000001,
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unknown = 0x00000002,
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device_lost = 0x00000003,
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destroyed_before_callback = 0x00000004,
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unmapped_before_callback = 0x00000005,
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};
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pub const Usage = packed struct {
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map_read: bool = false,
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map_write: bool = false,
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copy_src: bool = false,
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copy_dst: bool = false,
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index: bool = false,
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vertex: bool = false,
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uniform: bool = false,
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storage: bool = false,
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indirect: bool = false,
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query_resolve: bool = false,
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_padding: u22 = 0,
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comptime {
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std.debug.assert(
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@sizeOf(@This()) == @sizeOf(u32) and
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@bitSizeOf(@This()) == @bitSizeOf(u32),
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);
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}
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pub const none = Usage{};
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pub fn equal(a: Usage, b: Usage) bool {
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return @truncate(u10, @bitCast(u32, a)) == @truncate(u10, @bitCast(u32, b));
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}
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};
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pub const BindingLayout = extern struct {
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next_in_chain: *const ChainedStruct,
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type: BindingType,
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has_dynamic_offset: bool = false,
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min_binding_size: u64 = 0,
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};
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pub const Descriptor = extern struct {
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next_in_chain: *const ChainedStruct,
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label: ?[*:0]const u8 = null,
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usage: Usage,
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size: u64,
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mapped_at_creation: bool,
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};
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};
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