mach/libs/gpu/src/dawn.zig
spacecadet 465991d897
gpu: fix few chained struct wrappers (#781)
InstanceDescriptor and TogglesDeviceDescriptor were not compatible with the
definition used in Dawn.
2023-05-25 14:04:07 -07:00

77 lines
3.3 KiB
Zig

const ChainedStruct = @import("types.zig").ChainedStruct;
const ChainedStructOut = @import("types.zig").ChainedStructOut;
const PowerPreference = @import("types.zig").PowerPreference;
const Texture = @import("texture.zig").Texture;
pub const Interface = @import("dawn_impl.zig").Interface;
pub const CacheDeviceDescriptor = extern struct {
chain: ChainedStruct = .{ .next = null, .s_type = .dawn_cache_device_descriptor },
isolation_key: [*:0]const u8 = "",
};
pub const EncoderInternalUsageDescriptor = extern struct {
chain: ChainedStruct = .{ .next = null, .s_type = .dawn_encoder_internal_usage_descriptor },
use_internal_usages: bool = false,
};
pub const InstanceDescriptor = extern struct {
chain: ChainedStruct = .{ .next = null, .s_type = .dawn_instance_descriptor },
additional_runtime_search_paths_count: u32 = 0,
additional_runtime_search_paths: ?[*]const [*:0]const u8 = null,
/// Provides a slightly friendlier Zig API to initialize this structure.
pub inline fn init(v: struct {
chain: ChainedStruct = .{ .next = null, .s_type = .dawn_instance_descriptor },
additional_runtime_search_paths: ?[]const [*:0]const u8 = null,
}) InstanceDescriptor {
return .{
.chain = v.chain,
.additional_runtime_search_paths_count = if (v.additional_runtime_search_paths) |e| @intCast(u32, e.len) else 0,
.additional_runtime_search_paths = if (v.additional_runtime_search_paths) |e| e.ptr else null,
};
}
};
pub const TextureInternalUsageDescriptor = extern struct {
chain: ChainedStruct = .{ .next = null, .s_type = .dawn_texture_internal_usage_descriptor },
internal_usage: Texture.UsageFlags = Texture.UsageFlags.none,
};
pub const TogglesDeviceDescriptor = extern struct {
chain: ChainedStruct = .{ .next = null, .s_type = .dawn_toggles_device_descriptor },
force_enabled_toggles_count: u32 = 0,
force_enabled_toggles: ?[*]const [*:0]const u8 = null,
force_disabled_toggles_count: u32 = 0,
force_disabled_toggles: ?[*]const [*:0]const u8 = null,
/// Provides a slightly friendlier Zig API to initialize this structure.
pub inline fn init(v: struct {
chain: ChainedStruct = .{ .next = null, .s_type = .dawn_toggles_device_descriptor },
force_enabled_toggles: ?[]const [*:0]const u8 = null,
force_disabled_toggles: ?[]const [*:0]const u8 = null,
}) TogglesDeviceDescriptor {
return .{
.chain = v.chain,
.force_enabled_toggles_count = if (v.force_enabled_toggles) |e| @intCast(u32, e.len) else 0,
.force_enabled_toggles = if (v.force_enabled_toggles) |e| e.ptr else null,
.force_disabled_toggles_count = if (v.force_disabled_toggles) |e| @intCast(u32, e.len) else 0,
.force_disabled_toggles = if (v.force_disabled_toggles) |e| e.ptr else null,
};
}
};
pub const AdapterPropertiesPowerPreference = extern struct {
chain: ChainedStructOut = .{
.next = null,
.s_type = .dawn_adapter_properties_power_preference,
},
power_preference: PowerPreference = .undefined,
};
pub const BufferDescriptorErrorInfoFromWireClient = extern struct {
chain: ChainedStruct = .{
.next = null,
.s_type = .dawn_buffer_descriptor_error_info_from_wire_client,
},
out_of_memory: bool = false,
};