/*
 * Copyright 2021 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "src/gpu/graphite/SharedContext.h"

#include "include/gpu/graphite/BackendTexture.h"
#include "include/gpu/graphite/TextureInfo.h"
#include "src/gpu/graphite/Caps.h"
#include "src/gpu/graphite/CommandBuffer.h"
#include "src/gpu/graphite/GpuWorkSubmission.h"
#include "src/gpu/graphite/RendererProvider.h"
#include "src/gpu/graphite/ResourceProvider.h"

namespace skgpu::graphite {

static Layout get_binding_layout(const Caps* caps) {
    ResourceBindingRequirements reqs = caps->resourceBindingRequirements();
    return caps->storageBufferSupport() ? reqs.fStorageBufferLayout : reqs.fUniformBufferLayout;
}

// TODO (robertphillips): make use of executor here
SharedContext::SharedContext(std::unique_ptr<const Caps> caps,
                             BackendApi backend,
                             SkExecutor* executor,
                             SkSpan<sk_sp<SkRuntimeEffect>> userDefinedKnownRuntimeEffects)
    : fCaps(std::move(caps))
    , fBackend(backend)
    , fGlobalCache()
    , fShaderDictionary(get_binding_layout(fCaps.get()), userDefinedKnownRuntimeEffects) {}

SharedContext::~SharedContext() {
    // TODO: add disconnect?

    // TODO: destroyResources instead?
}

Protected SharedContext::isProtected() const { return Protected(fCaps->protectedSupport()); }

void SharedContext::setRendererProvider(std::unique_ptr<RendererProvider> rendererProvider) {
    // Should only be called once and be non-null
    SkASSERT(rendererProvider && !fRendererProvider);
    fRendererProvider = std::move(rendererProvider);
}

void SharedContext::setCaptureManager(sk_sp<SkCaptureManager> captureManager) {
    // Should only be called once and be non-null
    SkASSERT(captureManager && !fCaptureManager);
    fCaptureManager = captureManager;
}

} // namespace skgpu::graphite