mirror of
https://github.com/flutter/flutter.git
synced 2026-02-20 02:29:02 +08:00
70f070263a
This change adds a FlutterMetalRendererConfig that lets embedders specify metal as rendering api. Also adds a test that validates rendering a gradient using metal.
75 lines
2.4 KiB
Plaintext
75 lines
2.4 KiB
Plaintext
// 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 "flutter/shell/platform/embedder/embedder_surface_metal.h"
|
|
|
|
#include "flutter/fml/logging.h"
|
|
#include "flutter/fml/platform/darwin/scoped_nsobject.h"
|
|
#include "flutter/shell/gpu/gpu_surface_metal_delegate.h"
|
|
#import "flutter/shell/platform/darwin/graphics/FlutterDarwinContextMetal.h"
|
|
#include "third_party/skia/include/gpu/GrDirectContext.h"
|
|
|
|
namespace flutter {
|
|
|
|
EmbedderSurfaceMetal::EmbedderSurfaceMetal(
|
|
GPUMTLDeviceHandle device,
|
|
GPUMTLCommandQueueHandle command_queue,
|
|
MetalDispatchTable metal_dispatch_table,
|
|
std::shared_ptr<EmbedderExternalViewEmbedder> external_view_embedder)
|
|
: GPUSurfaceMetalDelegate(MTLRenderTargetType::kMTLTexture),
|
|
metal_dispatch_table_(metal_dispatch_table),
|
|
external_view_embedder_(external_view_embedder) {
|
|
auto darwin_metal_context =
|
|
fml::scoped_nsobject<FlutterDarwinContextMetal>{[[[FlutterDarwinContextMetal alloc]
|
|
initWithMTLDevice:(id<MTLDevice>)device
|
|
commandQueue:(id<MTLCommandQueue>)command_queue] retain]};
|
|
main_context_ = darwin_metal_context.get().mainContext;
|
|
resource_context_ = darwin_metal_context.get().resourceContext;
|
|
valid_ = main_context_ && resource_context_;
|
|
}
|
|
|
|
EmbedderSurfaceMetal::~EmbedderSurfaceMetal() = default;
|
|
|
|
bool EmbedderSurfaceMetal::IsValid() const {
|
|
return valid_;
|
|
}
|
|
|
|
std::unique_ptr<Surface> EmbedderSurfaceMetal::CreateGPUSurface() {
|
|
if (!IsValid()) {
|
|
return nullptr;
|
|
}
|
|
|
|
auto surface = std::make_unique<GPUSurfaceMetal>(this, main_context_);
|
|
|
|
if (!surface->IsValid()) {
|
|
return nullptr;
|
|
}
|
|
|
|
return surface;
|
|
}
|
|
|
|
sk_sp<GrDirectContext> EmbedderSurfaceMetal::CreateResourceContext() const {
|
|
return resource_context_;
|
|
}
|
|
|
|
GPUCAMetalLayerHandle EmbedderSurfaceMetal::GetCAMetalLayer(const SkISize& frame_info) const {
|
|
FML_CHECK(false) << "Only rendering to MTLTexture is supported.";
|
|
return nullptr;
|
|
}
|
|
|
|
bool EmbedderSurfaceMetal::PresentDrawable(GrMTLHandle drawable) const {
|
|
FML_CHECK(false) << "Only rendering to MTLTexture is supported.";
|
|
return false;
|
|
}
|
|
|
|
GPUMTLTextureInfo EmbedderSurfaceMetal::GetMTLTexture(const SkISize& frame_info) const {
|
|
return metal_dispatch_table_.get_texture(frame_info);
|
|
}
|
|
|
|
bool EmbedderSurfaceMetal::PresentTexture(GPUMTLTextureInfo texture) const {
|
|
return metal_dispatch_table_.present(texture);
|
|
}
|
|
|
|
} // namespace flutter
|