mach/gpu/src/BindGroup.zig
Stephen Gutekanst 9398df0211 gpu: add BindGroup.Descriptor
Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
2022-03-19 00:51:48 -07:00

53 lines
1.2 KiB
Zig

const Buffer = @import("Buffer.zig");
const Sampler = @import("Sampler.zig");
const TextureView = @import("TextureView.zig");
const BindGroupLayout = @import("BindGroupLayout.zig");
const BindGroup = @This();
/// The type erased pointer to the BindGroup implementation
/// Equal to c.WGPUBindGroup for NativeInstance.
ptr: *anyopaque,
vtable: *const VTable,
pub const VTable = struct {
reference: fn (ptr: *anyopaque) void,
release: fn (ptr: *anyopaque) void,
setLabel: fn (ptr: *anyopaque, label: [:0]const u8) void,
};
pub inline fn reference(group: BindGroup) void {
group.vtable.reference(group.ptr);
}
pub inline fn release(group: BindGroup) void {
group.vtable.release(group.ptr);
}
pub inline fn setLabel(group: BindGroup, label: [:0]const u8) void {
group.vtable.setLabel(group.ptr, label);
}
pub const Entry = struct {
binding: u32,
buffer: Buffer,
offset: u64,
size: u64,
sampler: Sampler,
texture_view: TextureView,
};
pub const Descriptor = struct {
label: ?[*:0]const u8 = null,
layout: BindGroupLayout,
entries: []const Entry,
};
test "syntax" {
_ = VTable;
_ = reference;
_ = release;
_ = setLabel;
_ = Entry;
_ = Descriptor;
}