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path: root/src/gpu/GrTextureProxy.cpp
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/*
 * Copyright 2016 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "GrTextureProxy.h"

#include "GrTextureProvider.h"
#include "GrGpuResourcePriv.h"

GrTextureProxy::GrTextureProxy(const GrSurfaceDesc& srcDesc, SkBackingFit fit, SkBudgeted budgeted,
                               const void* /*srcData*/, size_t /*rowBytes*/)
    : INHERITED(srcDesc, fit, budgeted) {
    // TODO: Handle 'srcData' here
}

GrTextureProxy::GrTextureProxy(sk_sp<GrTexture> tex)
    : INHERITED(tex->desc(), SkBackingFit::kExact,
                tex->resourcePriv().isBudgeted(), tex->uniqueID())
    , fTexture(std::move(tex)) {
}

GrTexture* GrTextureProxy::instantiate(GrTextureProvider* texProvider) {
    if (fTexture) {
        return fTexture.get();
    }

    if (SkBackingFit::kApprox == fFit) {
        fTexture.reset(texProvider->createApproxTexture(fDesc));
    } else {
        fTexture.reset(texProvider->createTexture(fDesc, fBudgeted));
    }

    return fTexture.get();
}

sk_sp<GrTextureProxy> GrTextureProxy::Make(const GrSurfaceDesc& desc,
                                           SkBackingFit fit,
                                           SkBudgeted budgeted,
                                           const void* srcData,
                                           size_t rowBytes) {
    // TODO: handle 'srcData' (we could use the wrapped version if there is data)
    SkASSERT(!srcData && !rowBytes);
    return sk_sp<GrTextureProxy>(new GrTextureProxy(desc, fit, budgeted, srcData, rowBytes));
}

sk_sp<GrTextureProxy> GrTextureProxy::Make(sk_sp<GrTexture> tex) {
    return sk_sp<GrTextureProxy>(new GrTextureProxy(std::move(tex)));
}