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gpu: add type-safety for chaining dawn.TogglesDeviceDescriptor

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2022-08-16 20:40:24 -07:00
parent 8826cfb7a0
commit 7fa4075714
1 changed files with 8 additions and 2 deletions
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10
gpu/src/device.zig
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@ -28,6 +28,7 @@ const ErrorCallback = @import("callbacks.zig").ErrorCallback;
const CreateComputePipelineAsyncCallback = @import("callbacks.zig").CreateComputePipelineAsyncCallback; const CreateComputePipelineAsyncCallback = @import("callbacks.zig").CreateComputePipelineAsyncCallback;
const CreateRenderPipelineAsyncCallback = @import("callbacks.zig").CreateRenderPipelineAsyncCallback; const CreateRenderPipelineAsyncCallback = @import("callbacks.zig").CreateRenderPipelineAsyncCallback;
const Impl = @import("interface.zig").Impl; const Impl = @import("interface.zig").Impl;
const dawn = @import("dawn.zig");
pub const Device = opaque { pub const Device = opaque {
pub const LostCallback = fn ( pub const LostCallback = fn (
@ -42,7 +43,12 @@ pub const Device = opaque {
}; };
pub const Descriptor = extern struct { pub const Descriptor = extern struct {
next_in_chain: ?*const ChainedStruct = null, pub const NextInChain = extern union {
generic: ?*const ChainedStruct,
dawn_toggles_device_descriptor: *const dawn.TogglesDeviceDescriptor,
};
next_in_chain: NextInChain = .{ .generic = null },
label: ?[*:0]const u8 = null, label: ?[*:0]const u8 = null,
required_features_count: u32 = 0, required_features_count: u32 = 0,
required_features: ?[*]const FeatureName = null, required_features: ?[*]const FeatureName = null,
@ -51,7 +57,7 @@ pub const Device = opaque {
/// Provides a slightly friendlier Zig API to initialize this structure. /// Provides a slightly friendlier Zig API to initialize this structure.
pub inline fn init(v: struct { pub inline fn init(v: struct {
next_in_chain: ?*const ChainedStruct = null, next_in_chain: NextInChain = .{ .generic = null },
label: ?[*:0]const u8 = null, label: ?[*:0]const u8 = null,
required_features: ?[]const FeatureName = null, required_features: ?[]const FeatureName = null,
required_limits: ?*const RequiredLimits = null, required_limits: ?*const RequiredLimits = null,