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gpu: make Queue.writeBuffer use a slice helper

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2022-08-11 06:17:38 -07:00 • committed by Stephen Gutekanst
parent 77e96864ea
commit 9ed542bd7e
2 changed files with 17 additions and 7 deletions
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2
gpu/README.md
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@ -153,6 +153,7 @@ The slice helpers are:
* `Adapter.enumerateFeaturesOwned`
* `Queue.writeTexture`
* `Queue.writeBuffer`
### Typed callbacks
@ -219,7 +220,6 @@ The following are definitive candidates for helpers we haven't implemented yet:
* `gpu.CommandEncoder.writeBuffer` (slices)
* `gpu.ComputePassEncoder.setBindGroup` (slice param)
* `gpu.Device.enumerateFeatures` (owned slice)
* `gpu.Queue.writeBuffer` (slices)
* `gpu.RenderBundleEncoder.setBindGroup` (slice param)
* `gpu.RenderPassEncoder.executeBundles` (slice param)
* `gpu.RenderPassEncoder.setBindGroup` (slice param)

22
gpu/src/queue.zig
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@ -53,8 +53,19 @@ pub const Queue = opaque {
Impl.queueSubmit(queue, @intCast(u32, commands.len), commands.ptr);
}
pub inline fn writeBuffer(queue: *Queue, buffer: *Buffer, buffer_offset: u64, data: *anyopaque, size: usize) void {
Impl.queueWriteBuffer(queue, buffer, buffer_offset, data, size);
pub inline fn writeBuffer(
queue: *Queue,
buffer: *Buffer,
buffer_offset_bytes: u64,
data_slice: anytype,
) void {
Impl.queueWriteBuffer(
queue,
buffer,
buffer_offset_bytes,
@ptrCast(*const anyopaque, data_slice.ptr),
@intCast(u64, data_slice.len) * @sizeOf(std.meta.Elem(@TypeOf(data_slice))),
);
}
pub inline fn writeTexture(
@ -62,14 +73,13 @@ pub const Queue = opaque {
destination: *const ImageCopyTexture,
data_layout: *const Texture.DataLayout,
write_size: *const Extent3D,
comptime T: type,
data: []const T,
data_slice: anytype,
) void {
Impl.queueWriteTexture(
queue,
destination,
@ptrCast(*const anyopaque, data.ptr),
@intCast(usize, data.len) * @sizeOf(std.meta.Elem(@TypeOf(data))),
@ptrCast(*const anyopaque, data_slice.ptr),
@intCast(usize, data_slice.len) * @sizeOf(std.meta.Elem(@TypeOf(data_slice))),
data_layout,
write_size,
);