| // 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. |
| |
| #ifndef FLUTTER_SHELL_PLATFORM_ANDROID_IMAGE_EXTERNAL_TEXTURE_GL_H_ |
| #define FLUTTER_SHELL_PLATFORM_ANDROID_IMAGE_EXTERNAL_TEXTURE_GL_H_ |
| |
| #include <unordered_map> |
| |
| #include "flutter/fml/platform/android/scoped_java_ref.h" |
| #include "flutter/shell/platform/android/image_external_texture.h" |
| |
| #include "flutter/impeller/renderer/backend/gles/context_gles.h" |
| #include "flutter/impeller/renderer/backend/gles/gles.h" |
| #include "flutter/impeller/renderer/backend/gles/texture_gles.h" |
| #include "flutter/impeller/toolkit/egl/egl.h" |
| #include "flutter/impeller/toolkit/egl/image.h" |
| #include "flutter/impeller/toolkit/gles/texture.h" |
| |
| #include "flutter/fml/platform/android/ndk_helpers.h" |
| #include "flutter/shell/platform/android/android_context_gl_skia.h" |
| |
| namespace flutter { |
| |
| class ImageExternalTextureGL : public ImageExternalTexture { |
| public: |
| ImageExternalTextureGL( |
| int64_t id, |
| const fml::jni::ScopedJavaGlobalRef<jobject>& image_textury_entry, |
| const std::shared_ptr<PlatformViewAndroidJNI>& jni_facade); |
| |
| protected: |
| void Attach(PaintContext& context) override; |
| void Detach() override; |
| void ProcessFrame(PaintContext& context, const SkRect& bounds) override; |
| void UpdateImage(JavaLocalRef& hardware_buffer, PaintContext& context); |
| |
| virtual sk_sp<flutter::DlImage> CreateDlImage( |
| PaintContext& context, |
| const SkRect& bounds, |
| std::optional<HardwareBufferKey> id, |
| impeller::UniqueEGLImageKHR&& egl_image) = 0; |
| |
| impeller::UniqueEGLImageKHR CreateEGLImage(AHardwareBuffer* buffer); |
| |
| struct GlEntry { |
| impeller::UniqueEGLImageKHR egl_image; |
| impeller::UniqueGLTexture texture; |
| }; |
| |
| // Each GL entry is keyed off of the currently active |
| // hardware buffers and evicted when the hardware buffer |
| // is removed from the LRU cache. |
| std::unordered_map<HardwareBufferKey, GlEntry> gl_entries_; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(ImageExternalTextureGL); |
| }; |
| |
| class ImageExternalTextureGLSkia : public ImageExternalTextureGL { |
| public: |
| ImageExternalTextureGLSkia( |
| const std::shared_ptr<AndroidContextGLSkia>& context, |
| int64_t id, |
| const fml::jni::ScopedJavaGlobalRef<jobject>& image_textury_entry, |
| const std::shared_ptr<PlatformViewAndroidJNI>& jni_facade); |
| |
| private: |
| void Attach(PaintContext& context) override; |
| void Detach() override; |
| |
| void BindImageToTexture(const impeller::UniqueEGLImageKHR& image, GLuint tex); |
| |
| sk_sp<flutter::DlImage> CreateDlImage( |
| PaintContext& context, |
| const SkRect& bounds, |
| std::optional<HardwareBufferKey> id, |
| impeller::UniqueEGLImageKHR&& egl_image) override; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(ImageExternalTextureGLSkia); |
| }; |
| |
| class ImageExternalTextureGLImpeller : public ImageExternalTextureGL { |
| public: |
| ImageExternalTextureGLImpeller( |
| const std::shared_ptr<impeller::ContextGLES>& context, |
| int64_t id, |
| const fml::jni::ScopedJavaGlobalRef<jobject>& |
| hardware_buffer_texture_entry, |
| const std::shared_ptr<PlatformViewAndroidJNI>& jni_facade); |
| |
| private: |
| void Attach(PaintContext& context) override; |
| void Detach() override; |
| |
| sk_sp<flutter::DlImage> CreateDlImage( |
| PaintContext& context, |
| const SkRect& bounds, |
| std::optional<HardwareBufferKey> id, |
| impeller::UniqueEGLImageKHR&& egl_image) override; |
| |
| const std::shared_ptr<impeller::ContextGLES> impeller_context_; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(ImageExternalTextureGLImpeller); |
| }; |
| |
| } // namespace flutter |
| |
| #endif // FLUTTER_SHELL_PLATFORM_ANDROID_IMAGE_EXTERNAL_TEXTURE_GL_H_ |