blob: 3d2c1659a281753793a088582c2a09ba54a8485d [file] [log] [blame]
// Copyright 2012 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 <string>
#include "base/callback.h"
#include "cc/base/cc_export.h"
#include "cc/layers/layer_impl.h"
namespace cc {
class SingleReleaseCallbackImpl;
class ScopedResource;
class CC_EXPORT TextureLayerImpl : public LayerImpl {
static scoped_ptr<TextureLayerImpl> Create(LayerTreeImpl* tree_impl, int id) {
return make_scoped_ptr(new TextureLayerImpl(tree_impl, id));
~TextureLayerImpl() override;
scoped_ptr<LayerImpl> CreateLayerImpl(
LayerTreeImpl* layer_tree_impl) override;
void PushPropertiesTo(LayerImpl* layer) override;
bool WillDraw(DrawMode draw_mode,
ResourceProvider* resource_provider) override;
void AppendQuads(RenderPass* render_pass,
AppendQuadsData* append_quads_data) override;
SimpleEnclosedRegion VisibleContentOpaqueRegion() const override;
void ReleaseResources() override;
// These setter methods don't cause any implicit damage, so the texture client
// must explicitly invalidate if they intend to cause a visible change in the
// layer's output.
void SetTextureId(unsigned id);
void SetPremultipliedAlpha(bool premultiplied_alpha);
void SetBlendBackgroundColor(bool blend);
void SetFlipped(bool flipped);
void SetNearestNeighbor(bool nearest_neighbor);
void SetUVTopLeft(const gfx::PointF top_left);
void SetUVBottomRight(const gfx::PointF bottom_right);
// 1--2
// | |
// 0--3
void SetVertexOpacity(const float vertex_opacity[4]);
void SetTextureMailbox(
const TextureMailbox& mailbox,
scoped_ptr<SingleReleaseCallbackImpl> release_callback);
TextureLayerImpl(LayerTreeImpl* tree_impl, int id);
const char* LayerTypeAsString() const override;
void FreeTextureMailbox();
ResourceProvider::ResourceId external_texture_resource_;
bool premultiplied_alpha_;
bool blend_background_color_;
bool flipped_;
bool nearest_neighbor_;
gfx::PointF uv_top_left_;
gfx::PointF uv_bottom_right_;
float vertex_opacity_[4];
// This is a resource that's a GL copy of a software texture mailbox.
scoped_ptr<ScopedResource> texture_copy_;
TextureMailbox texture_mailbox_;
scoped_ptr<SingleReleaseCallbackImpl> release_callback_;
bool own_mailbox_;
bool valid_texture_copy_;
} // namespace cc