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32 lines
945 B
C++
32 lines
945 B
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "GLContext.h"
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#include "GLContextUtils.h"
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#include "mozilla/gfx/2D.h"
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#include "gfx2DGlue.h"
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using namespace mozilla::gfx;
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namespace mozilla {
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namespace gl {
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TemporaryRef<gfx::DataSourceSurface>
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ReadBackSurface(GLContext* aContext, GLuint aTexture, bool aYInvert, SurfaceFormat aFormat)
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{
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nsRefPtr<gfxImageSurface> image = aContext->GetTexImage(aTexture, aYInvert, aFormat);
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RefPtr<gfx::DataSourceSurface> surf =
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Factory::CreateDataSourceSurface(gfx::ToIntSize(image->GetSize()), aFormat);
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if (!image->CopyTo(surf)) {
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return nullptr;
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}
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return surf.forget();
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}
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} /* namespace gl */
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} /* namespace mozilla */
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