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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/playback/largest_display_item.h"
#include <stddef.h>
#include <algorithm>
#include "cc/playback/clip_display_item.h"
#include "cc/playback/clip_path_display_item.h"
#include "cc/playback/compositing_display_item.h"
#include "cc/playback/drawing_display_item.h"
#include "cc/playback/filter_display_item.h"
#include "cc/playback/float_clip_display_item.h"
#include "cc/playback/transform_display_item.h"
#include "third_party/skia/include/core/SkPicture.h"
namespace {
const size_t kLargestDisplayItemSize = sizeof(cc::TransformDisplayItem);
} // namespace
namespace cc {
size_t LargestDisplayItemSize() {
// Use compile assert to make sure largest is actually larger than all other
// type of display_items.
static_assert(sizeof(ClipDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. ClipDisplayItem"
" is currently largest.");
static_assert(sizeof(EndClipDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. EndClipDisplayItem"
" is currently largest.");
static_assert(sizeof(ClipPathDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. ClipPathDisplayItem"
" is currently largest.");
static_assert(sizeof(EndClipPathDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. EndClipPathDisplayItem"
" is currently largest.");
static_assert(sizeof(CompositingDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. CompositingDisplayItem"
" is currently largest.");
static_assert(sizeof(EndCompositingDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. EndCompositingDisplayItem"
" is currently largest.");
static_assert(sizeof(DrawingDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. DrawingDisplayItem"
" is currently largest.");
static_assert(sizeof(FilterDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. FilterDisplayItem"
" is currently largest.");
static_assert(sizeof(EndFilterDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. EndFilterDisplayItem"
" is currently largest.");
static_assert(sizeof(FloatClipDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. FloatClipDisplayItem"
" is currently largest.");
static_assert(sizeof(EndFloatClipDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. EndFloatClipDisplayItem"
" is currently largest.");
static_assert(sizeof(TransformDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. TransformDisplayItem"
" is currently largest.");
static_assert(sizeof(EndTransformDisplayItem) <= kLargestDisplayItemSize,
"Largest Draw Quad size needs update. EndTransformDisplayItem"
" is currently largest.");
return kLargestDisplayItemSize;
}
} // namespace cc
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