Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(250)

Side by Side Diff: cc/layers/solid_color_layer_impl.cc

Issue 1057283003: Remove parts of //cc we aren't using (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 8 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « cc/layers/solid_color_layer_impl.h ('k') | cc/layers/solid_color_layer_impl_unittest.cc » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
(Empty)
1 // Copyright 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "cc/layers/solid_color_layer_impl.h"
6
7 #include <algorithm>
8
9 #include "cc/layers/append_quads_data.h"
10 #include "cc/quads/solid_color_draw_quad.h"
11 #include "cc/trees/occlusion.h"
12
13 namespace cc {
14
15 namespace {
16 const int kSolidQuadTileSize = 256;
17 }
18
19 SolidColorLayerImpl::SolidColorLayerImpl(LayerTreeImpl* tree_impl, int id)
20 : LayerImpl(tree_impl, id) {
21 }
22
23 SolidColorLayerImpl::~SolidColorLayerImpl() {}
24
25 scoped_ptr<LayerImpl> SolidColorLayerImpl::CreateLayerImpl(
26 LayerTreeImpl* tree_impl) {
27 return SolidColorLayerImpl::Create(tree_impl, id());
28 }
29
30 void SolidColorLayerImpl::AppendSolidQuads(
31 RenderPass* render_pass,
32 const Occlusion& occlusion_in_content_space,
33 SharedQuadState* shared_quad_state,
34 const gfx::Rect& visible_content_rect,
35 SkColor color,
36 AppendQuadsData* append_quads_data) {
37 // We create a series of smaller quads instead of just one large one so that
38 // the culler can reduce the total pixels drawn.
39 int right = visible_content_rect.right();
40 int bottom = visible_content_rect.bottom();
41 for (int x = visible_content_rect.x(); x < visible_content_rect.right();
42 x += kSolidQuadTileSize) {
43 for (int y = visible_content_rect.y(); y < visible_content_rect.bottom();
44 y += kSolidQuadTileSize) {
45 gfx::Rect quad_rect(x,
46 y,
47 std::min(right - x, kSolidQuadTileSize),
48 std::min(bottom - y, kSolidQuadTileSize));
49 gfx::Rect visible_quad_rect =
50 occlusion_in_content_space.GetUnoccludedContentRect(quad_rect);
51 if (visible_quad_rect.IsEmpty())
52 continue;
53
54 append_quads_data->visible_content_area +=
55 visible_quad_rect.width() * visible_quad_rect.height();
56
57 SolidColorDrawQuad* quad =
58 render_pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
59 quad->SetNew(
60 shared_quad_state, quad_rect, visible_quad_rect, color, false);
61 }
62 }
63 }
64
65 void SolidColorLayerImpl::AppendQuads(
66 RenderPass* render_pass,
67 AppendQuadsData* append_quads_data) {
68 SharedQuadState* shared_quad_state =
69 render_pass->CreateAndAppendSharedQuadState();
70 PopulateSharedQuadState(shared_quad_state);
71
72 AppendDebugBorderQuad(
73 render_pass, content_bounds(), shared_quad_state, append_quads_data);
74
75 // TODO(hendrikw): We need to pass the visible content rect rather than
76 // |content_bounds()| here.
77 AppendSolidQuads(render_pass, draw_properties().occlusion_in_content_space,
78 shared_quad_state, gfx::Rect(content_bounds()),
79 background_color(), append_quads_data);
80 }
81
82 const char* SolidColorLayerImpl::LayerTypeAsString() const {
83 return "cc::SolidColorLayerImpl";
84 }
85
86 } // namespace cc
OLDNEW
« no previous file with comments | « cc/layers/solid_color_layer_impl.h ('k') | cc/layers/solid_color_layer_impl_unittest.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698