godot/drivers/egl/egl_manager.h
bruvzg 4c74c7d11a
[macOS] Improve ANGLE support detection.
Try opening EGL display when checking if ANGLE is supported.
2023-11-01 08:34:35 +02:00

120 lines
4.6 KiB
C++

/**************************************************************************/
/* egl_manager.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef EGL_MANAGER_H
#define EGL_MANAGER_H
#ifdef EGL_ENABLED
// These must come first to avoid windows.h mess.
#include "platform_gl.h"
#include "core/config/project_settings.h"
#include "core/crypto/crypto_core.h"
#include "core/io/dir_access.h"
#include "core/io/file_access.h"
#include "core/templates/local_vector.h"
#include "servers/display_server.h"
class EGLManager {
private:
// An EGL-side rappresentation of a display with its own rendering
// context.
struct GLDisplay {
void *display = nullptr;
EGLDisplay egl_display = EGL_NO_DISPLAY;
EGLContext egl_context = EGL_NO_CONTEXT;
EGLConfig egl_config = nullptr;
};
// EGL specific window data.
struct GLWindow {
bool initialized = false;
// An handle to the GLDisplay associated with this window.
int gldisplay_id = -1;
EGLSurface egl_surface = EGL_NO_SURFACE;
};
LocalVector<GLDisplay> displays;
LocalVector<GLWindow> windows;
GLWindow *current_window = nullptr;
// On EGL the default swap interval is 1 and thus vsync is on by default.
bool use_vsync = true;
virtual const char *_get_platform_extension_name() const = 0;
virtual EGLenum _get_platform_extension_enum() const = 0;
virtual EGLenum _get_platform_api_enum() const = 0;
virtual Vector<EGLAttrib> _get_platform_display_attributes() const = 0;
virtual Vector<EGLint> _get_platform_context_attribs() const = 0;
#ifdef EGL_ANDROID_blob_cache
static String shader_cache_dir;
static void _set_cache(const void *p_key, EGLsizeiANDROID p_key_size, const void *p_value, EGLsizeiANDROID p_value_size);
static EGLsizeiANDROID _get_cache(const void *p_key, EGLsizeiANDROID p_key_size, void *p_value, EGLsizeiANDROID p_value_size);
#endif
int _get_gldisplay_id(void *p_display);
Error _gldisplay_create_context(GLDisplay &p_gldisplay);
public:
int display_get_native_visual_id(void *p_display);
Error open_display(void *p_display);
Error window_create(DisplayServer::WindowID p_window_id, void *p_display, void *p_native_window, int p_width, int p_height);
void window_destroy(DisplayServer::WindowID p_window_id);
void release_current();
void make_current();
void swap_buffers();
void window_make_current(DisplayServer::WindowID p_window_id);
void set_use_vsync(bool p_use);
bool is_using_vsync() const;
EGLContext get_context(DisplayServer::WindowID p_window_id);
Error initialize();
EGLManager();
virtual ~EGLManager();
};
#endif // EGL_ENABLED
#endif // EGL_MANAGER_H