GPU workaround to simulate Out of Memory errors with large textures
[chromium-blink-merge.git] / cc / quads / io_surface_draw_quad.cc
blob8a37b0a6f068d5ca2c7f77d3d681ba256abf6a9a
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.
5 #include "cc/quads/io_surface_draw_quad.h"
7 #include "base/logging.h"
8 #include "base/trace_event/trace_event_argument.h"
9 #include "base/values.h"
10 #include "cc/base/math_util.h"
12 namespace cc {
14 IOSurfaceDrawQuad::IOSurfaceDrawQuad()
15 : io_surface_resource_id(0),
16 orientation(FLIPPED) {
19 void IOSurfaceDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
20 const gfx::Rect& rect,
21 const gfx::Rect& opaque_rect,
22 const gfx::Rect& visible_rect,
23 const gfx::Size& io_surface_size,
24 unsigned io_surface_resource_id,
25 Orientation orientation) {
26 bool needs_blending = false;
27 DrawQuad::SetAll(shared_quad_state, DrawQuad::IO_SURFACE_CONTENT, rect,
28 opaque_rect, visible_rect, needs_blending);
29 this->io_surface_size = io_surface_size;
30 this->io_surface_resource_id = io_surface_resource_id;
31 this->orientation = orientation;
34 void IOSurfaceDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
35 const gfx::Rect& rect,
36 const gfx::Rect& opaque_rect,
37 const gfx::Rect& visible_rect,
38 bool needs_blending,
39 const gfx::Size& io_surface_size,
40 unsigned io_surface_resource_id,
41 Orientation orientation) {
42 DrawQuad::SetAll(shared_quad_state, DrawQuad::IO_SURFACE_CONTENT, rect,
43 opaque_rect, visible_rect, needs_blending);
44 this->io_surface_size = io_surface_size;
45 this->io_surface_resource_id = io_surface_resource_id;
46 this->orientation = orientation;
49 void IOSurfaceDrawQuad::IterateResources(
50 const ResourceIteratorCallback& callback) {
51 io_surface_resource_id = callback.Run(io_surface_resource_id);
54 const IOSurfaceDrawQuad* IOSurfaceDrawQuad::MaterialCast(
55 const DrawQuad* quad) {
56 DCHECK(quad->material == DrawQuad::IO_SURFACE_CONTENT);
57 return static_cast<const IOSurfaceDrawQuad*>(quad);
60 void IOSurfaceDrawQuad::ExtendValue(
61 base::trace_event::TracedValue* value) const {
62 MathUtil::AddToTracedValue("io_surface_size", io_surface_size, value);
64 value->SetInteger("io_surface_resource_id", io_surface_resource_id);
65 const char* orientation_string = NULL;
66 switch (orientation) {
67 case FLIPPED:
68 orientation_string = "flipped";
69 break;
70 case UNFLIPPED:
71 orientation_string = "unflipped";
72 break;
75 value->SetString("orientation", orientation_string);
78 } // namespace cc