| /* |
| * Copyright (c) 2013, Google 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: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "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 THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "sky/engine/platform/graphics/skia/GaneshUtils.h" |
| |
| #include "third_party/skia/include/core/SkCanvas.h" |
| #include "third_party/skia/include/gpu/SkGrPixelRef.h" |
| |
| namespace blink { |
| |
| bool ensureTextureBackedSkBitmap(GrContext* gr, SkBitmap& bitmap, const IntSize& size, GrSurfaceOrigin origin, GrPixelConfig config) |
| { |
| if (!bitmap.getTexture() || bitmap.width() != size.width() || bitmap.height() != size.height()) { |
| if (!gr) |
| return false; |
| GrTextureDesc desc; |
| desc.fConfig = config; |
| desc.fFlags = kRenderTarget_GrSurfaceFlag; |
| desc.fSampleCnt = 0; |
| desc.fOrigin = origin; |
| desc.fWidth = size.width(); |
| desc.fHeight = size.height(); |
| SkAutoTUnref<GrTexture> texture(gr->textureProvider()->createTexture(desc, false, 0, 0)); |
| if (!texture.get()) |
| return false; |
| |
| SkImageInfo info = SkImageInfo::MakeN32Premul(desc.fWidth, desc.fHeight); |
| SkGrPixelRef* pixelRef = SkNEW_ARGS(SkGrPixelRef, (info, texture.get())); |
| if (!pixelRef) |
| return false; |
| bitmap.setInfo(info); |
| bitmap.setPixelRef(pixelRef)->unref(); |
| } |
| |
| return true; |
| } |
| |
| } // namespace blink |