Source/WebGPU/WebGPU/RenderPipeline.mm

/*
 * Copyright (c) 2021-2022 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
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#import "config.h"
#import "RenderPipeline.h"

#import "APIConversions.h"
#import "BindGroupLayout.h"
#import "Device.h"

namespace WebGPU {

Ref<RenderPipeline> Device::createRenderPipeline(const WGPURenderPipelineDescriptor& descriptor)
{
    UNUSED_PARAM(descriptor);
    return RenderPipeline::createInvalid(*this);
}

void Device::createRenderPipelineAsync(const WGPURenderPipelineDescriptor& descriptor, CompletionHandler<void(WGPUCreatePipelineAsyncStatus, Ref<RenderPipeline>&&, String&& message)>&& callback)
{
    // FIXME: Implement this.
    UNUSED_PARAM(descriptor);
    instance().scheduleWork([strongThis = Ref { *this }, callback = WTFMove(callback)]() mutable {
        callback(WGPUCreatePipelineAsyncStatus_Error, RenderPipeline::createInvalid(strongThis), { });
    });
}

RenderPipeline::RenderPipeline(id<MTLRenderPipelineState> renderPipelineState, Device& device)
    : m_renderPipelineState(renderPipelineState)
    , m_device(device)
{
}

RenderPipeline::RenderPipeline(Device& device)
    : m_device(device)
{
}

RenderPipeline::~RenderPipeline() = default;

BindGroupLayout* RenderPipeline::getBindGroupLayout(uint32_t groupIndex)
{
    UNUSED_PARAM(groupIndex);
    return nullptr;
}

void RenderPipeline::setLabel(String&&)
{
    // MTLRenderPipelineState's labels are read-only.
}

} // namespace WebGPU

#pragma mark WGPU Stubs

void wgpuRenderPipelineRelease(WGPURenderPipeline renderPipeline)
{
    WebGPU::fromAPI(renderPipeline).deref();
}

WGPUBindGroupLayout wgpuRenderPipelineGetBindGroupLayout(WGPURenderPipeline renderPipeline, uint32_t groupIndex)
{
    return WebGPU::fromAPI(renderPipeline).getBindGroupLayout(groupIndex);
}

void wgpuRenderPipelineSetLabel(WGPURenderPipeline renderPipeline, const char* label)
{
    WebGPU::fromAPI(renderPipeline).setLabel(WebGPU::fromAPI(label));
}