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external_texture_d3d.h
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1 // Copyright 2013 The Flutter 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 #ifndef FLUTTER_SHELL_PLATFORM_WINDOWS_EXTERNAL_TEXTURE_D3D_H_
6 #define FLUTTER_SHELL_PLATFORM_WINDOWS_EXTERNAL_TEXTURE_D3D_H_
7
8 #include "flutter/fml/macros.h"
9 #include "flutter/shell/platform/windows/angle_surface_manager.h"
10 #include "flutter/shell/platform/windows/external_texture.h"
11
12 namespace flutter {
13
14 // An external texture that is backed by a DXGI surface.
15 class ExternalTextureD3d : public ExternalTexture {
16 public:
17 ExternalTextureD3d(
18 FlutterDesktopGpuSurfaceType type,
19 const FlutterDesktopGpuSurfaceTextureCallback texture_callback,
20 void* user_data,
21 const AngleSurfaceManager* surface_manager,
22 const GlProcs& gl_procs);
23 virtual ~ExternalTextureD3d();
24
25 // |ExternalTexture|
26 bool PopulateTexture(size_t width,
27 size_t height,
28 FlutterOpenGLTexture* opengl_texture) override;
29
30 private:
31 // Creates or updates the backing texture and associates it with the provided
32 // surface.
33 bool CreateOrUpdateTexture(
34 const FlutterDesktopGpuSurfaceDescriptor* descriptor);
35 // Detaches the previously attached surface, if any.
36 void ReleaseImage();
37
38 FlutterDesktopGpuSurfaceType type_;
39 const FlutterDesktopGpuSurfaceTextureCallback texture_callback_;
40 void* const user_data_;
41 const AngleSurfaceManager* surface_manager_;
42 const GlProcs& gl_;
43 GLuint gl_texture_ = 0;
44 EGLSurface egl_surface_ = EGL_NO_SURFACE;
45 void* last_surface_handle_ = nullptr;
46
47 FML_DISALLOW_COPY_AND_ASSIGN(ExternalTextureD3d);
48 };
49
50 } // namespace flutter
51
52 #endif // FLUTTER_SHELL_PLATFORM_WINDOWS_EXTERNAL_TEXTURE_D3D_H_
flutter::ExternalTextureD3d
Definition: external_texture_d3d.h:15
user_data
void * user_data
Definition: flutter_windows_view_unittests.cc:47
angle_surface_manager.h
type
enum flutter::testing::@66::KeyboardChange::Type type
FlutterDesktopGpuSurfaceType
FlutterDesktopGpuSurfaceType
Definition: flutter_texture_registrar.h:32
flutter::AngleSurfaceManager
Definition: angle_surface_manager.h:28
external_texture.h
flutter
Definition: accessibility_bridge_windows.cc:11
FlutterDesktopGpuSurfaceDescriptor
Definition: flutter_texture_registrar.h:70
flutter::ExternalTextureD3d::~ExternalTextureD3d
virtual ~ExternalTextureD3d()
Definition: external_texture_d3d.cc:24
flutter::GlProcs
Definition: external_texture.h:30
flutter::ExternalTextureD3d::PopulateTexture
bool PopulateTexture(size_t width, size_t height, FlutterOpenGLTexture *opengl_texture) override
Definition: external_texture_d3d.cc:32
FlutterDesktopGpuSurfaceTextureCallback
const typedef FlutterDesktopGpuSurfaceDescriptor *(* FlutterDesktopGpuSurfaceTextureCallback)(size_t width, size_t height, void *user_data)
Definition: flutter_texture_registrar.h:125
flutter::ExternalTexture
Definition: external_texture.h:40
flutter::ExternalTextureD3d::ExternalTextureD3d
ExternalTextureD3d(FlutterDesktopGpuSurfaceType type, const FlutterDesktopGpuSurfaceTextureCallback texture_callback, void *user_data, const AngleSurfaceManager *surface_manager, const GlProcs &gl_procs)
Definition: external_texture_d3d.cc:12
texture_callback
FlutterDesktopPixelBufferTextureCallback texture_callback
Definition: texture_registrar_unittests.cc:26