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[macOS] Add support for OpenGLES3 video driver.

This commit is contained in:
bruvzg 2021-11-02 12:27:38 +02:00
parent 87727f70ed
commit 1ad14eb14b
8 changed files with 373 additions and 244 deletions
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1
SConstruct
View File

@ -132,6 +132,7 @@ opts.Add(BoolVariable("deprecated", "Enable deprecated features", True))
opts.Add(BoolVariable("minizip", "Enable ZIP archive support using minizip", True))
opts.Add(BoolVariable("xaudio2", "Enable the XAudio2 audio driver", False))
opts.Add(BoolVariable("vulkan", "Enable the vulkan video driver", True))
opts.Add(BoolVariable("opengl3", "Enable the OpenGL/GLES3 video driver", True))
opts.Add("custom_modules", "A list of comma-separated directory paths containing custom modules to build.", "")
opts.Add(BoolVariable("custom_modules_recursive", "Detect custom modules recursively for each specified path.", True))
opts.Add(BoolVariable("use_volk", "Use the volk library to load the Vulkan loader dynamically", True))

2
platform/osx/SCsub
View File

@ -13,7 +13,7 @@ files = [
"dir_access_osx.mm",
"joypad_osx.cpp",
"vulkan_context_osx.mm",
"context_gl_osx.mm",
"gl_manager_osx.mm",
]
prog = env.add_program("#bin/godot", files)

161
platform/osx/context_gl_osx.mm
View File

@ -1,161 +0,0 @@
/*************************************************************************/
/* context_gl_osx.mm */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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. */
/*************************************************************************/
#include "context_gl_osx.h"
#if defined(GLES3_ENABLED) || defined(GLES_ENABLED)
void ContextGL_OSX::release_current() {
[NSOpenGLContext clearCurrentContext];
}
void ContextGL_OSX::make_current() {
[context makeCurrentContext];
}
void ContextGL_OSX::update() {
[context update];
}
void ContextGL_OSX::set_opacity(GLint p_opacity) {
[context setValues:&p_opacity forParameter:NSOpenGLCPSurfaceOpacity];
}
int ContextGL_OSX::get_window_width() {
return OS::get_singleton()->get_video_mode().width;
}
int ContextGL_OSX::get_window_height() {
return OS::get_singleton()->get_video_mode().height;
}
void ContextGL_OSX::swap_buffers() {
[context flushBuffer];
}
void ContextGL_OSX::set_use_vsync(bool p_use) {
CGLContextObj ctx = CGLGetCurrentContext();
if (ctx) {
GLint swapInterval = p_use ? 1 : 0;
CGLSetParameter(ctx, kCGLCPSwapInterval, &swapInterval);
use_vsync = p_use;
}
}
bool ContextGL_OSX::is_using_vsync() const {
return use_vsync;
}
Error ContextGL_OSX::initialize() {
framework = CFBundleGetBundleWithIdentifier(CFSTR("com.apple.opengl"));
ERR_FAIL_COND_V(!framework, ERR_CANT_CREATE);
unsigned int attributeCount = 0;
// OS X needs non-zero color size, so set reasonable values
int colorBits = 32;
// Fail if a robustness strategy was requested
#define ADD_ATTR(x) \
{ attributes[attributeCount++] = x; }
#define ADD_ATTR2(x, y) \
{ \
ADD_ATTR(x); \
ADD_ATTR(y); \
}
// Arbitrary array size here
NSOpenGLPixelFormatAttribute attributes[40];
ADD_ATTR(NSOpenGLPFADoubleBuffer);
ADD_ATTR(NSOpenGLPFAClosestPolicy);
if (!gles3_context) {
ADD_ATTR2(NSOpenGLPFAOpenGLProfile, NSOpenGLProfileVersionLegacy);
} else {
//we now need OpenGL 3 or better, maybe even change this to 3_3Core ?
ADD_ATTR2(NSOpenGLPFAOpenGLProfile, NSOpenGLProfileVersion3_2Core);
}
ADD_ATTR2(NSOpenGLPFAColorSize, colorBits);
/*
if (fbconfig->alphaBits > 0)
ADD_ATTR2(NSOpenGLPFAAlphaSize, fbconfig->alphaBits);
*/
ADD_ATTR2(NSOpenGLPFADepthSize, 24);
ADD_ATTR2(NSOpenGLPFAStencilSize, 8);
/*
if (fbconfig->stereo)
ADD_ATTR(NSOpenGLPFAStereo);
*/
/*
if (fbconfig->samples > 0) {
ADD_ATTR2(NSOpenGLPFASampleBuffers, 1);
ADD_ATTR2(NSOpenGLPFASamples, fbconfig->samples);
}
*/
// NOTE: All NSOpenGLPixelFormats on the relevant cards support sRGB
// framebuffer, so there's no need (and no way) to request it
ADD_ATTR(0);
#undef ADD_ATTR
#undef ADD_ATTR2
pixelFormat = [[NSOpenGLPixelFormat alloc] initWithAttributes:attributes];
ERR_FAIL_COND_V(pixelFormat == nil, ERR_CANT_CREATE);
context = [[NSOpenGLContext alloc] initWithFormat:pixelFormat shareContext:nil];
ERR_FAIL_COND_V(context == nil, ERR_CANT_CREATE);
[context setView:window_view];
[context makeCurrentContext];
return OK;
}
ContextGL_OSX::ContextGL_OSX(id p_view, bool p_gles3_context) {
gles3_context = p_gles3_context;
window_view = p_view;
use_vsync = false;
}
ContextGL_OSX::~ContextGL_OSX() {}
#endif

7
platform/osx/detect.py
View File

@ -183,10 +183,13 @@ def configure(env):
)
env.Append(LIBS=["pthread", "z"])
if env["opengl3"]:
env.Append(CPPDEFINES=["GLES_ENABLED", "GLES3_ENABLED"])
env.Append(CCFLAGS=["-Wno-deprecated-declarations"]) # Disable deprecation warnings
env.Append(LINKFLAGS=["-framework", "OpenGL"])
if env["vulkan"]:
env.Append(CPPDEFINES=["VULKAN_ENABLED"])
env.Append(LINKFLAGS=["-framework", "Metal", "-framework", "QuartzCore", "-framework", "IOSurface"])
if not env["use_volk"]:
env.Append(LINKFLAGS=["-L$VULKAN_SDK_PATH/MoltenVK/MoltenVK.xcframework/macos-arm64_x86_64/", "-lMoltenVK"])
# env.Append(CPPDEFINES=['GLES_ENABLED', 'GLES3_ENABLED'])

13
platform/osx/display_server_osx.h
View File

@ -37,8 +37,7 @@
#include "servers/display_server.h"
#if defined(GLES3_ENABLED)
#include "context_gl_osx.h"
//TODO - reimplement OpenGLES
#include "gl_manager_osx.h"
#endif
#if defined(VULKAN_ENABLED)
@ -65,11 +64,11 @@ public:
void _menu_callback(id p_sender);
#if defined(GLES3_ENABLED)
ContextGL_OSX *context_gles2;
GLManager_OSX *gl_manager = nullptr;
#endif
#if defined(VULKAN_ENABLED)
VulkanContextOSX *context_vulkan;
RenderingDeviceVulkan *rendering_device_vulkan;
VulkanContextOSX *context_vulkan = nullptr;
RenderingDeviceVulkan *rendering_device_vulkan = nullptr;
#endif
const NSMenu *_get_menu_root(const String &p_menu_root) const;
@ -109,9 +108,6 @@ public:
Vector<Vector2> mpath;
#if defined(GLES3_ENABLED)
ContextGL_OSX *context_gles2 = nullptr;
#endif
Point2i mouse_pos;
Size2i min_size;
@ -287,6 +283,7 @@ public:
virtual void window_attach_instance_id(ObjectID p_instance, WindowID p_window = MAIN_WINDOW_ID) override;
virtual ObjectID window_get_attached_instance_id(WindowID p_window = MAIN_WINDOW_ID) const override;
virtual void gl_window_make_current(DisplayServer::WindowID p_window_id) override;
virtual void window_set_vsync_mode(DisplayServer::VSyncMode p_vsync_mode, WindowID p_window = MAIN_WINDOW_ID) override;
virtual DisplayServer::VSyncMode window_get_vsync_mode(WindowID p_vsync_mode) const override;

124
platform/osx/display_server_osx.mm
View File

@ -46,7 +46,7 @@
#include <IOKit/hid/IOHIDLib.h>
#if defined(GLES3_ENABLED)
//TODO - reimplement OpenGLES
#include "drivers/gles3/rasterizer_gles3.h"
#import <AppKit/NSOpenGLView.h>
#endif
@ -167,8 +167,8 @@ static NSCursor *_cursorFromSelector(SEL selector, SEL fallback = nil) {
}
#if defined(GLES3_ENABLED)
if (DS_OSX->rendering_driver == "opengl_es") {
//TODO - reimplement OpenGLES
if (DS_OSX->rendering_driver == "opengl3") {
DS_OSX->gl_manager->window_destroy(window_id);
}
#endif
#ifdef VULKAN_ENABLED
@ -272,8 +272,8 @@ static NSCursor *_cursorFromSelector(SEL selector, SEL fallback = nil) {
}
#if defined(GLES3_ENABLED)
if (DS_OSX->rendering_driver == "opengl_es") {
//TODO - reimplement OpenGLES
if (DS_OSX->rendering_driver == "opengl3") {
DS_OSX->gl_manager->window_resize(window_id, wd.size.width, wd.size.height);
}
#endif
#if defined(VULKAN_ENABLED)
@ -377,7 +377,12 @@ static NSCursor *_cursorFromSelector(SEL selector, SEL fallback = nil) {
/* GodotContentView */
/*************************************************************************/
#if defined(GLES3_ENABLED)
@interface GodotContentView : NSOpenGLView <NSTextInputClient> {
#else
@interface GodotContentView : NSView <NSTextInputClient> {
#endif
DisplayServerOSX::WindowID window_id;
NSTrackingArea *trackingArea;
NSMutableAttributedString *markedText;
@ -405,12 +410,6 @@ static NSCursor *_cursorFromSelector(SEL selector, SEL fallback = nil) {
}
- (CALayer *)makeBackingLayer {
#if defined(GLES3_ENABLED)
if (DS_OSX->rendering_driver == "opengl_es") {
CALayer *layer = [[NSOpenGLLayer class] layer];
return layer;
}
#endif
#if defined(VULKAN_ENABLED)
if (DS_OSX->rendering_driver == "vulkan") {
CALayer *layer = [[CAMetalLayer class] layer];
@ -422,9 +421,8 @@ static NSCursor *_cursorFromSelector(SEL selector, SEL fallback = nil) {
- (void)updateLayer {
#if defined(GLES3_ENABLED)
if (DS_OSX->rendering_driver == "opengl_es") {
[super updateLayer];
//TODO - reimplement OpenGLES
if (DS_OSX->rendering_driver == "opengl3") {
DS_OSX->gl_manager->window_update(window_id);
}
#endif
#if defined(VULKAN_ENABLED)
@ -2587,7 +2585,7 @@ void DisplayServerOSX::_set_window_per_pixel_transparency_enabled(bool p_enabled
}
#endif
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl_es") {
if (rendering_driver == "opengl3") {
//TODO - reimplement OpenGLES
}
#endif
@ -2606,14 +2604,14 @@ void DisplayServerOSX::_set_window_per_pixel_transparency_enabled(bool p_enabled
}
#endif
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl_es") {
if (rendering_driver == "opengl3") {
//TODO - reimplement OpenGLES
}
#endif
wd.layered_window = false;
}
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl_es") {
if (rendering_driver == "opengl3") {
//TODO - reimplement OpenGLES
}
#endif
@ -3455,18 +3453,31 @@ void DisplayServerOSX::set_icon(const Ref<Image> &p_icon) {
void DisplayServerOSX::window_set_vsync_mode(DisplayServer::VSyncMode p_vsync_mode, WindowID p_window) {
_THREAD_SAFE_METHOD_
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl3") {
gl_manager->swap_buffers();
}
#endif
#if defined(VULKAN_ENABLED)
context_vulkan->set_vsync_mode(p_window, p_vsync_mode);
if (rendering_driver == "vulkan") {
context_vulkan->set_vsync_mode(p_window, p_vsync_mode);
}
#endif
}
DisplayServer::VSyncMode DisplayServerOSX::window_get_vsync_mode(WindowID p_window) const {
_THREAD_SAFE_METHOD_
#if defined(VULKAN_ENABLED)
return context_vulkan->get_vsync_mode(p_window);
#else
return DisplayServer::VSYNC_ENABLED;
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl3") {
return (gl_manager->is_using_vsync() ? DisplayServer::VSyncMode::VSYNC_ENABLED : DisplayServer::VSyncMode::VSYNC_DISABLED);
}
#endif
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
return context_vulkan->get_vsync_mode(p_window);
}
#endif
return DisplayServer::VSYNC_ENABLED;
}
Vector<String> DisplayServerOSX::get_rendering_drivers_func() {
@ -3476,12 +3487,18 @@ Vector<String> DisplayServerOSX::get_rendering_drivers_func() {
drivers.push_back("vulkan");
#endif
#if defined(GLES3_ENABLED)
drivers.push_back("opengl_es");
drivers.push_back("opengl3");
#endif
return drivers;
}
void DisplayServerOSX::gl_window_make_current(DisplayServer::WindowID p_window_id) {
#if defined(GLES3_ENABLED)
gl_manager->window_make_current(p_window_id);
#endif
}
Point2i DisplayServerOSX::ime_get_selection() const {
return im_selection;
}
@ -3522,7 +3539,7 @@ ObjectID DisplayServerOSX::window_get_attached_instance_id(WindowID p_window) co
DisplayServer *DisplayServerOSX::create_func(const String &p_rendering_driver, WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
DisplayServer *ds = memnew(DisplayServerOSX(p_rendering_driver, p_mode, p_vsync_mode, p_flags, p_resolution, r_error));
if (r_error != OK) {
OS::get_singleton()->alert("Your video card driver does not support any of the supported Metal versions.", "Unable to initialize Video driver");
OS::get_singleton()->alert("Your video card driver does not support any of the supported Vulkan or OpenGL versions.", "Unable to initialize Video driver");
}
return ds;
}
@ -3580,8 +3597,11 @@ DisplayServerOSX::WindowID DisplayServerOSX::_create_window(WindowMode p_mode, V
}
#endif
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl_es") {
//TODO - reimplement OpenGLES
if (rendering_driver == "opengl3") {
if (gl_manager) {
Error err = gl_manager->window_create(window_id_counter, wd.window_view, p_rect.size.width, p_rect.size.height);
ERR_FAIL_COND_V_MSG(err != OK, INVALID_WINDOW_ID, "Can't create an OpenGL context");
}
}
#endif
id = window_id_counter++;
@ -3601,8 +3621,8 @@ DisplayServerOSX::WindowID DisplayServerOSX::_create_window(WindowMode p_mode, V
}
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl_es") {
//TODO - reimplement OpenGLES
if (rendering_driver == "opengl3") {
gl_manager->window_resize(id, wd.size.width, wd.size.height);
}
#endif
#if defined(VULKAN_ENABLED)
@ -3654,15 +3674,15 @@ void DisplayServerOSX::_dispatch_input_event(const Ref<InputEvent> &p_event) {
}
void DisplayServerOSX::release_rendering_thread() {
//TODO - reimplement OpenGLES
}
void DisplayServerOSX::make_rendering_thread() {
//TODO - reimplement OpenGLES
}
void DisplayServerOSX::swap_buffers() {
//TODO - reimplement OpenGLES
#if defined(GLES3_ENABLED)
gl_manager->swap_buffers();
#endif
}
void DisplayServerOSX::console_set_visible(bool p_enabled) {
@ -3753,14 +3773,17 @@ DisplayServerOSX::DisplayServerOSX(const String &p_rendering_driver, WindowMode
//TODO - do Vulkan and OpenGL support checks, driver selection and fallback
rendering_driver = p_rendering_driver;
#ifndef _MSC_VER
#warning Forcing vulkan rendering driver because OpenGL not implemented yet
#endif
rendering_driver = "vulkan";
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl_es") {
//TODO - reimplement OpenGLES
if (rendering_driver == "opengl3") {
GLManager_OSX::ContextType opengl_api_type = GLManager_OSX::GLES_3_0_COMPATIBLE;
gl_manager = memnew(GLManager_OSX(opengl_api_type));
if (gl_manager->initialize() != OK) {
memdelete(gl_manager);
gl_manager = nullptr;
r_error = ERR_UNAVAILABLE;
ERR_FAIL_MSG("Could not initialize OpenGL");
return;
}
}
#endif
#if defined(VULKAN_ENABLED)
@ -3788,8 +3811,8 @@ DisplayServerOSX::DisplayServerOSX(const String &p_rendering_driver, WindowMode
show_window(MAIN_WINDOW_ID);
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl_es") {
//TODO - reimplement OpenGLES
if (rendering_driver == "opengl3") {
RasterizerGLES3::make_current();
}
#endif
#if defined(VULKAN_ENABLED)
@ -3821,20 +3844,21 @@ DisplayServerOSX::~DisplayServerOSX() {
//destroy drivers
#if defined(GLES3_ENABLED)
if (rendering_driver == "opengl_es") {
//TODO - reimplement OpenGLES
if (gl_manager) {
memdelete(gl_manager);
gl_manager = nullptr;
}
#endif
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
if (rendering_device_vulkan) {
rendering_device_vulkan->finalize();
memdelete(rendering_device_vulkan);
}
if (rendering_device_vulkan) {
rendering_device_vulkan->finalize();
memdelete(rendering_device_vulkan);
rendering_device_vulkan = nullptr;
}
if (context_vulkan) {
memdelete(context_vulkan);
}
if (context_vulkan) {
memdelete(context_vulkan);
context_vulkan = nullptr;
}
#endif

76
platform/osx/context_gl_osx.h → platform/osx/gl_manager_osx.h
View File

@ -1,5 +1,5 @@
/*************************************************************************/
/* context_gl_osx.h */
/* gl_manager_osx.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
@ -28,47 +28,79 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef CONTEXT_GL_OSX_H
#define CONTEXT_GL_OSX_H
#ifndef GL_MANAGER_OSX_H
#define GL_MANAGER_OSX_H
#if defined(GLES3_ENABLED) || defined(GLES_ENABLED)
#if defined(OSX_ENABLED) && defined(GLES3_ENABLED)
#include "core/error/error_list.h"
#include "core/os/os.h"
#include "core/templates/local_vector.h"
#include "servers/display_server.h"
#include <AppKit/AppKit.h>
#include <ApplicationServices/ApplicationServices.h>
#include <CoreVideo/CoreVideo.h>
class ContextGL_OSX {
bool gles3_context;
bool use_vsync;
class GLManager_OSX {
public:
enum ContextType {
GLES_3_0_COMPATIBLE,
};
void *framework;
id window_view;
NSOpenGLPixelFormat *pixelFormat;
NSOpenGLContext *context;
private:
struct GLWindow {
GLWindow() { in_use = false; }
bool in_use;
DisplayServer::WindowID window_id;
int width;
int height;
id window_view;
NSOpenGLContext *context;
};
LocalVector<GLWindow> _windows;
NSOpenGLContext *_shared_context = nullptr;
GLWindow *_current_window;
Error _create_context(GLWindow &win);
void _internal_set_current_window(GLWindow *p_win);
GLWindow &get_window(unsigned int id) { return _windows[id]; }
const GLWindow &get_window(unsigned int id) const { return _windows[id]; }
bool use_vsync;
ContextType context_type;
public:
Error window_create(DisplayServer::WindowID p_window_id, id p_view, int p_width, int p_height);
void window_destroy(DisplayServer::WindowID p_window_id);
void window_resize(DisplayServer::WindowID p_window_id, int p_width, int p_height);
// get directly from the cached GLWindow
int window_get_width(DisplayServer::WindowID p_window_id = 0);
int window_get_height(DisplayServer::WindowID p_window_id = 0);
void release_current();
void make_current();
void update();
void set_opacity(GLint p_opacity);
int get_window_width();
int get_window_height();
void swap_buffers();
void window_make_current(DisplayServer::WindowID p_window_id);
void window_update(DisplayServer::WindowID p_window_id);
Error initialize();
void set_use_vsync(bool p_use);
bool is_using_vsync() const;
ContextGL_OSX(id p_view, bool p_gles3_context);
~ContextGL_OSX();
GLManager_OSX(ContextType p_context_type);
~GLManager_OSX();
};
#endif
#endif
#endif // defined(OSX_ENABLED) && defined(GLES3_ENABLED)
#endif // GL_MANAGER_OSX_H

233
platform/osx/gl_manager_osx.mm Normal file
View File

@ -0,0 +1,233 @@
/*************************************************************************/
/* gl_manager_osx.mm */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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. */
/*************************************************************************/
#include "gl_manager_osx.h"
#ifdef OSX_ENABLED
#ifdef GLES3_ENABLED
#include <stdio.h>
#include <stdlib.h>
Error GLManager_OSX::_create_context(GLWindow &win) {
NSOpenGLPixelFormatAttribute attributes[] = {
NSOpenGLPFADoubleBuffer,
NSOpenGLPFAClosestPolicy,
NSOpenGLPFAOpenGLProfile, NSOpenGLProfileVersion3_2Core,
NSOpenGLPFAColorSize, 32,
NSOpenGLPFADepthSize, 24,
NSOpenGLPFAStencilSize, 8,
0
};
NSOpenGLPixelFormat *pixel_format = [[NSOpenGLPixelFormat alloc] initWithAttributes:attributes];
ERR_FAIL_COND_V(pixel_format == nil, ERR_CANT_CREATE);
win.context = [[NSOpenGLContext alloc] initWithFormat:pixel_format shareContext:_shared_context];
ERR_FAIL_COND_V(win.context == nil, ERR_CANT_CREATE);
if (_shared_context == nullptr) {
_shared_context = win.context;
}
[win.context setView:win.window_view];
[win.context makeCurrentContext];
return OK;
}
Error GLManager_OSX::window_create(DisplayServer::WindowID p_window_id, id p_view, int p_width, int p_height) {
if (p_window_id >= (int)_windows.size()) {
_windows.resize(p_window_id + 1);
}
GLWindow &win = _windows[p_window_id];
win.in_use = true;
win.window_id = p_window_id;
win.width = p_width;
win.height = p_height;
win.window_view = p_view;
if (_create_context(win) != OK) {
_windows.remove(_windows.size() - 1);
return FAILED;
}
window_make_current(_windows.size() - 1);
return OK;
}
void GLManager_OSX::_internal_set_current_window(GLWindow *p_win) {
_current_window = p_win;
}
void GLManager_OSX::window_resize(DisplayServer::WindowID p_window_id, int p_width, int p_height) {
if (p_window_id == -1) {
return;
}
GLWindow &win = _windows[p_window_id];
if (!win.in_use) {
return;
}
win.width = p_width;
win.height = p_height;
GLint dim[2];
dim[0] = p_width;
dim[1] = p_height;
CGLSetParameter((CGLContextObj)[win.context CGLContextObj], kCGLCPSurfaceBackingSize, &dim[0]);
CGLEnable((CGLContextObj)[win.context CGLContextObj], kCGLCESurfaceBackingSize);
if (OS::get_singleton()->is_hidpi_allowed()) {
[win.window_view setWantsBestResolutionOpenGLSurface:YES];
} else {
[win.window_view setWantsBestResolutionOpenGLSurface:NO];
}
[win.context update];
}
int GLManager_OSX::window_get_width(DisplayServer::WindowID p_window_id) {
return get_window(p_window_id).width;
}
int GLManager_OSX::window_get_height(DisplayServer::WindowID p_window_id) {
return get_window(p_window_id).height;
}
void GLManager_OSX::window_destroy(DisplayServer::WindowID p_window_id) {
GLWindow &win = get_window(p_window_id);
win.in_use = false;
if (_current_window == &win) {
_current_window = nullptr;
}
}
void GLManager_OSX::release_current() {
if (!_current_window) {
return;
}
[NSOpenGLContext clearCurrentContext];
}
void GLManager_OSX::window_make_current(DisplayServer::WindowID p_window_id) {
if (p_window_id == -1) {
return;
}
GLWindow &win = _windows[p_window_id];
if (!win.in_use) {
return;
}
if (&win == _current_window) {
return;
}
[win.context makeCurrentContext];
_internal_set_current_window(&win);
}
void GLManager_OSX::make_current() {
if (!_current_window) {
return;
}
if (!_current_window->in_use) {
WARN_PRINT("current window not in use!");
return;
}
[_current_window->context makeCurrentContext];
}
void GLManager_OSX::swap_buffers() {
// NO NEED TO CALL SWAP BUFFERS for each window...
// see https://www.khronos.org/registry/OpenGL-Refpages/gl2.1/xhtml/glXSwapBuffers.xml
if (!_current_window) {
return;
}
if (!_current_window->in_use) {
WARN_PRINT("current window not in use!");
return;
}
[_current_window->context flushBuffer];
}
void GLManager_OSX::window_update(DisplayServer::WindowID p_window_id) {
if (p_window_id == -1) {
return;
}
GLWindow &win = _windows[p_window_id];
if (!win.in_use) {
return;
}
if (&win == _current_window) {
return;
}
[win.context update];
}
Error GLManager_OSX::initialize() {
return OK;
}
void GLManager_OSX::set_use_vsync(bool p_use) {
use_vsync = p_use;
CGLContextObj ctx = CGLGetCurrentContext();
if (ctx) {
GLint swapInterval = p_use ? 1 : 0;
CGLSetParameter(ctx, kCGLCPSwapInterval, &swapInterval);
use_vsync = p_use;
}
}
bool GLManager_OSX::is_using_vsync() const {
return use_vsync;
}
GLManager_OSX::GLManager_OSX(ContextType p_context_type) {
context_type = p_context_type;
use_vsync = false;
_current_window = nullptr;
}
GLManager_OSX::~GLManager_OSX() {
release_current();
}
#endif // GLES3_ENABLED
#endif // OSX