mirror of
https://bitbucket.org/chromiumembedded/cef
synced 2025-02-06 05:53:54 +01:00
260dd0ca24
Adds support for the OnAcceleratedPaint callback. Verified to work on macOS and Windows. Linux support is present but not implemented for cefclient, so it is not verified to work. To test: Run `cefclient --off-screen-rendering-enabled --shared-texture-enabled`
105 lines
3.1 KiB
C++
105 lines
3.1 KiB
C++
// Copyright (c) 2012 The Chromium Embedded Framework 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 CEF_TESTS_CEFCLIENT_BROWSER_OSR_RENDERER_H_
|
|
#define CEF_TESTS_CEFCLIENT_BROWSER_OSR_RENDERER_H_
|
|
#pragma once
|
|
|
|
#include <vector>
|
|
|
|
#include "include/cef_browser.h"
|
|
#include "include/cef_render_handler.h"
|
|
#include "tests/cefclient/browser/osr_renderer_settings.h"
|
|
|
|
// Enable shader-based rendering for Linux only. Windows still uses OpenGL 1.1
|
|
// to avoid the added complexity of linking newer OpenGL APIs on that platform.
|
|
// MacOS has deprecated OpenGL and we should eventually provide a Metal-based
|
|
// implementation on that platform.
|
|
#if defined(OS_LINUX)
|
|
#define USE_SHADERS 1
|
|
#else
|
|
#define USE_SHADERS 0
|
|
#endif
|
|
|
|
namespace client {
|
|
|
|
class OsrRenderer {
|
|
public:
|
|
explicit OsrRenderer(const OsrRendererSettings& settings);
|
|
~OsrRenderer();
|
|
|
|
// Initialize the OpenGL environment.
|
|
void Initialize();
|
|
|
|
// Clean up the OpenGL environment.
|
|
void Cleanup();
|
|
|
|
// Render to the screen.
|
|
void Render();
|
|
|
|
// Forwarded from CefRenderHandler callbacks.
|
|
void OnPopupShow(CefRefPtr<CefBrowser> browser, bool show);
|
|
// |rect| must be in pixel coordinates.
|
|
void OnPopupSize(CefRefPtr<CefBrowser> browser, const CefRect& rect);
|
|
void OnPaint(CefRefPtr<CefBrowser> browser,
|
|
CefRenderHandler::PaintElementType type,
|
|
const CefRenderHandler::RectList& dirtyRects,
|
|
const void* buffer,
|
|
int width,
|
|
int height);
|
|
|
|
// Used when rendering with shared textures.
|
|
void OnAcceleratedPaint(CefRefPtr<CefBrowser> browser,
|
|
CefRenderHandler::PaintElementType type,
|
|
const CefRenderHandler::RectList& dirtyRects,
|
|
unsigned int io_surface_tex,
|
|
int width,
|
|
int height);
|
|
|
|
// Apply spin.
|
|
void SetSpin(float spinX, float spinY);
|
|
void IncrementSpin(float spinDX, float spinDY);
|
|
|
|
int GetViewWidth() const { return view_width_; }
|
|
int GetViewHeight() const { return view_height_; }
|
|
|
|
CefRect popup_rect() const { return popup_rect_; }
|
|
CefRect original_popup_rect() const { return original_popup_rect_; }
|
|
|
|
void ClearPopupRects();
|
|
|
|
const OsrRendererSettings& settings() const { return settings_; }
|
|
|
|
private:
|
|
CefRect GetPopupRectInWebView(const CefRect& original_rect);
|
|
|
|
inline bool IsTransparent() const {
|
|
return CefColorGetA(settings_.background_color) == 0;
|
|
}
|
|
|
|
const OsrRendererSettings settings_;
|
|
bool initialized_ = false;
|
|
unsigned int texture_id_ = 0;
|
|
#if USE_SHADERS
|
|
unsigned int vao_id_ = 0;
|
|
unsigned int vbo_id_ = 0;
|
|
unsigned int screen_shader_program_id_ = 0;
|
|
unsigned int update_rect_shader_program_id_ = 0;
|
|
std::vector<float> line_vertices_;
|
|
#endif
|
|
int view_width_ = 0;
|
|
int view_height_ = 0;
|
|
CefRect popup_rect_;
|
|
CefRect original_popup_rect_;
|
|
float spin_x_ = 0;
|
|
float spin_y_ = 0;
|
|
CefRect update_rect_;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(OsrRenderer);
|
|
};
|
|
|
|
} // namespace client
|
|
|
|
#endif // CEF_TESTS_CEFCLIENT_BROWSER_OSR_RENDERER_H_
|