| // 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/windows/egl/surface.h" |
| |
| #include "flutter/shell/platform/windows/egl/egl.h" |
| |
| namespace flutter { |
| namespace egl { |
| |
| Surface::Surface(EGLDisplay display, EGLContext context, EGLSurface surface) |
| : display_(display), context_(context), surface_(surface) {} |
| |
| Surface::~Surface() { |
| Destroy(); |
| } |
| |
| bool Surface::IsValid() const { |
| return is_valid_; |
| } |
| |
| bool Surface::Destroy() { |
| if (surface_ != EGL_NO_SURFACE) { |
| // Ensure the surface is not current before destroying it. |
| if (::eglMakeCurrent(display_, EGL_NO_SURFACE, EGL_NO_SURFACE, |
| EGL_NO_CONTEXT) != EGL_TRUE) { |
| WINDOWS_LOG_EGL_ERROR; |
| return false; |
| } |
| |
| if (::eglDestroySurface(display_, surface_) != EGL_TRUE) { |
| WINDOWS_LOG_EGL_ERROR; |
| return false; |
| } |
| } |
| |
| is_valid_ = false; |
| surface_ = EGL_NO_SURFACE; |
| return true; |
| } |
| |
| bool Surface::MakeCurrent() const { |
| if (::eglMakeCurrent(display_, surface_, surface_, context_) != EGL_TRUE) { |
| WINDOWS_LOG_EGL_ERROR; |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool Surface::SwapBuffers() const { |
| if (::eglSwapBuffers(display_, surface_) != EGL_TRUE) { |
| WINDOWS_LOG_EGL_ERROR; |
| return false; |
| } |
| |
| return true; |
| } |
| |
| const EGLSurface& Surface::GetHandle() const { |
| return surface_; |
| } |
| |
| } // namespace egl |
| } // namespace flutter |