blob: 44381efc89f6351f930dc1be8dc5efdc032ad617 [file] [log] [blame]
// Copyright 2013 The Flutter 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 "impeller/display_list/dl_image_impeller.h"
#include "impeller/aiks/aiks_context.h"
#include "impeller/entity/contents/filters/filter_contents.h"
namespace impeller {
sk_sp<DlImageImpeller> DlImageImpeller::Make(std::shared_ptr<Texture> texture,
OwningContext owning_context) {
if (!texture) {
return nullptr;
}
return sk_sp<DlImageImpeller>(
new DlImageImpeller(std::move(texture), owning_context));
}
sk_sp<DlImageImpeller> DlImageImpeller::MakeFromYUVTextures(
AiksContext* aiks_context,
std::shared_ptr<Texture> y_texture,
std::shared_ptr<Texture> uv_texture,
YUVColorSpace yuv_color_space) {
if (!aiks_context || !y_texture || !uv_texture) {
return nullptr;
}
auto yuv_to_rgb_filter_contents = FilterContents::MakeYUVToRGBFilter(
std::move(y_texture), std::move(uv_texture), yuv_color_space);
impeller::Entity entity;
entity.SetBlendMode(impeller::BlendMode::kSource);
auto snapshot = yuv_to_rgb_filter_contents->RenderToSnapshot(
aiks_context->GetContentContext(), // renderer
entity, // entity
std::nullopt, // coverage_limit
std::nullopt, // sampler_descriptor
true, // msaa_enabled
"MakeYUVToRGBFilter Snapshot"); // label
if (!snapshot.has_value()) {
return nullptr;
}
return impeller::DlImageImpeller::Make(snapshot->texture);
}
DlImageImpeller::DlImageImpeller(std::shared_ptr<Texture> texture,
OwningContext owning_context)
: texture_(std::move(texture)), owning_context_(owning_context) {}
// |DlImage|
DlImageImpeller::~DlImageImpeller() = default;
// |DlImage|
sk_sp<SkImage> DlImageImpeller::skia_image() const {
return nullptr;
};
// |DlImage|
std::shared_ptr<impeller::Texture> DlImageImpeller::impeller_texture() const {
return texture_;
}
// |DlImage|
bool DlImageImpeller::isOpaque() const {
// Impeller doesn't currently implement opaque alpha types.
return false;
}
// |DlImage|
bool DlImageImpeller::isTextureBacked() const {
// Impeller textures are always ... textures :/
return true;
}
// |DlImage|
bool DlImageImpeller::isUIThreadSafe() const {
// Impeller textures are always thread-safe
return true;
}
// |DlImage|
SkISize DlImageImpeller::dimensions() const {
const auto size = texture_ ? texture_->GetSize() : ISize{};
return SkISize::Make(size.width, size.height);
}
// |DlImage|
size_t DlImageImpeller::GetApproximateByteSize() const {
auto size = sizeof(*this);
if (texture_) {
size += texture_->GetTextureDescriptor().GetByteSizeOfBaseMipLevel();
}
return size;
}
} // namespace impeller