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gpu: implement Device.createRenderPipelineAsync

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2022-03-15 20:39:38 -07:00 • committed by Stephen Gutekanst
parent c90fb09de1
commit 9fae887555
4 changed files with 103 additions and 3 deletions
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35
gpu/src/NativeInstance.zig
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@ -436,6 +436,41 @@ const device_vtable = Device.VTable{
return wrapRenderPipeline(c.wgpuDeviceCreateRenderPipeline(@ptrCast(c.WGPUDevice, ptr), &desc));
}
}).createRenderPipeline,
.createRenderPipelineAsync = (struct {
pub fn createRenderPipelineAsync(
ptr: *anyopaque,
descriptor: *const RenderPipeline.Descriptor,
callback: *RenderPipeline.CreateCallback,
) void {
var tmp_depth_stencil: c.WGPUDepthStencilState = undefined;
var tmp_fragment_state: c.WGPUFragmentState = undefined;
const desc = convertRenderPipelineDescriptor(descriptor, &tmp_depth_stencil, &tmp_fragment_state);
const cCallback = (struct {
pub fn cCallback(
status: c.WGPUCreatePipelineAsyncStatus,
pipeline: c.WGPURenderPipeline,
message: [*c]const u8,
userdata: ?*anyopaque,
) callconv(.C) void {
const callback_info = @ptrCast(*RenderPipeline.CreateCallback, @alignCast(@alignOf(*RenderPipeline.CreateCallback), userdata));
callback_info.type_erased_callback(
callback_info.type_erased_ctx,
@intToEnum(RenderPipeline.CreateStatus, status),
wrapRenderPipeline(pipeline),
std.mem.span(message),
);
}
}).cCallback;
c.wgpuDeviceCreateRenderPipelineAsync(
@ptrCast(c.WGPUDevice, ptr),
&desc,
cCallback,
callback,
);
}
}).createRenderPipelineAsync,
};
inline fn convertComputePipelineDescriptor(descriptor: *const ComputePipeline.Descriptor) c.WGPUComputePipelineDescriptor {