53 lines
1.4 KiB
Zig
53 lines
1.4 KiB
Zig
const Buffer = @import("Buffer.zig");
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const Sampler = @import("Sampler.zig");
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const Texture = @import("Texture.zig");
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const StorageTextureBindingLayout = @import("structs.zig").StorageTextureBindingLayout;
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const ShaderStage = @import("enums.zig").ShaderStage;
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const BindGroupLayout = @This();
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/// The type erased pointer to the BindGroupLayout implementation
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/// Equal to c.WGPUBindGroupLayout for NativeInstance.
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ptr: *anyopaque,
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vtable: *const VTable,
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pub const VTable = struct {
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reference: fn (ptr: *anyopaque) void,
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release: fn (ptr: *anyopaque) void,
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setLabel: fn (ptr: *anyopaque, label: [:0]const u8) void,
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};
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pub inline fn reference(layout: BindGroupLayout) void {
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layout.vtable.reference(layout.ptr);
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}
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pub inline fn release(layout: BindGroupLayout) void {
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layout.vtable.release(layout.ptr);
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}
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pub inline fn setLabel(group: BindGroupLayout, label: [:0]const u8) void {
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group.vtable.setLabel(group.ptr, label);
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}
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pub const Descriptor = struct {
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label: ?[*:0]const u8 = null,
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entries: []const Entry,
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};
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pub const Entry = struct {
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binding: u32,
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visibility: ShaderStage,
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buffer: Buffer.BindingLayout,
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sampler: Sampler.BindingLayout,
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texture: Texture.BindingLayout,
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storage_texture: StorageTextureBindingLayout,
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};
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test "syntax" {
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_ = VTable;
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_ = reference;
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_ = release;
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_ = setLabel;
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_ = Descriptor;
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_ = Entry;
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}
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