mach/gpu/src/dawn.zig
Stephen Gutekanst e9e506720b gpu: add type-safety for chaining dawn.EncoderInternalUsageDescriptor
Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
2022-08-16 20:54:03 -07:00

59 lines
2.7 KiB
Zig

const ChainedStruct = @import("types.zig").ChainedStruct;
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 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 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 u8 = null,
force_disabled_toggles_count: u32 = 0,
force_disabled_toggles: ?[*]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 u8 = null,
force_disabled_toggles: ?[]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,
};
}
};