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/****************************************************************************
Copyright (c) 2010-2012 cocos2d-x.org
Copyright (c) 2013-2016 Chukong Technologies Inc.
Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
https://axis-project.github.io/
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 "platform/desktop/CCGLViewImpl-desktop.h"
#include <cmath>
#include <unordered_map>
#include <Metal/Metal.h>
#include "platform/CCApplication.h"
#include "base/CCDirector.h"
#include "base/CCTouch.h"
#include "base/CCEventDispatcher.h"
#include "base/CCEventKeyboard.h"
#include "base/CCEventMouse.h"
#include "base/CCIMEDispatcher.h"
#include "base/ccUtils.h"
#include "base/ccUTF8.h"
#include "2d/CCCamera.h"
#if CC_ICON_SET_SUPPORT
# include "platform/CCImage.h"
#endif /* CC_ICON_SET_SUPPORT */
#include "renderer/backend/metal/DeviceMTL.h"
#include "renderer/CCRenderer.h"
#include "renderer/backend/metal/UtilsMTL.h"
NS_AX_BEGIN
class GLFWEventHandler
{
public:
static void onGLFWError(int errorID, const char* errorDesc)
{
if (_view)
_view->onGLFWError(errorID, errorDesc);
}
static void onGLFWMouseCallBack(GLFWwindow* window, int button, int action, int modify)
{
if (_view)
_view->onGLFWMouseCallBack(window, button, action, modify);
}
static void onGLFWMouseMoveCallBack(GLFWwindow* window, double x, double y)
{
if (_view)
_view->onGLFWMouseMoveCallBack(window, x, y);
}
static void onGLFWMouseScrollCallback(GLFWwindow* window, double x, double y)
{
if (_view)
_view->onGLFWMouseScrollCallback(window, x, y);
}
static void onGLFWKeyCallback(GLFWwindow* window, int key, int scancode, int action, int mods)
{
if (_view)
_view->onGLFWKeyCallback(window, key, scancode, action, mods);
}
static void onGLFWCharCallback(GLFWwindow* window, unsigned int character)
{
if (_view)
_view->onGLFWCharCallback(window, character);
}
static void onGLFWWindowPosCallback(GLFWwindow* windows, int x, int y)
{
if (_view)
_view->onGLFWWindowPosCallback(windows, x, y);
}
// Notes: Unused on windows or macos Metal renderer backend
// static void onGLFWframebufferSize(GLFWwindow* window, int w, int h)
// {
// if (_view)
// _view->onGLFWframebufferSize(window, w, h);
// }
static void onGLFWWindowSizeCallback(GLFWwindow* window, int width, int height)
{
if (_view)
_view->onGLFWWindowSizeCallback(window, width, height);
}
static void setGLViewImpl(GLViewImpl* view) { _view = view; }
static void onGLFWWindowIconifyCallback(GLFWwindow* window, int iconified)
{
if (_view)
{
_view->onGLFWWindowIconifyCallback(window, iconified);
}
}
static void onGLFWWindowFocusCallback(GLFWwindow* window, int focused)
{
if (_view)
{
_view->onGLFWWindowFocusCallback(window, focused);
}
}
private:
static GLViewImpl* _view;
};
GLViewImpl* GLFWEventHandler::_view = nullptr;
const std::string GLViewImpl::EVENT_WINDOW_RESIZED = "glview_window_resized";
const std::string GLViewImpl::EVENT_WINDOW_FOCUSED = "glview_window_focused";
const std::string GLViewImpl::EVENT_WINDOW_UNFOCUSED = "glview_window_unfocused";
////////////////////////////////////////////////////
struct keyCodeItem
{
int glfwKeyCode;
EventKeyboard::KeyCode keyCode;
};
static std::unordered_map<int, EventKeyboard::KeyCode> g_keyCodeMap;
static keyCodeItem g_keyCodeStructArray[] = {
/* The unknown key */
{GLFW_KEY_UNKNOWN, EventKeyboard::KeyCode::KEY_NONE},
/* Printable keys */
{GLFW_KEY_SPACE, EventKeyboard::KeyCode::KEY_SPACE},
{GLFW_KEY_APOSTROPHE, EventKeyboard::KeyCode::KEY_APOSTROPHE},
{GLFW_KEY_COMMA, EventKeyboard::KeyCode::KEY_COMMA},
{GLFW_KEY_MINUS, EventKeyboard::KeyCode::KEY_MINUS},
{GLFW_KEY_PERIOD, EventKeyboard::KeyCode::KEY_PERIOD},
{GLFW_KEY_SLASH, EventKeyboard::KeyCode::KEY_SLASH},
{GLFW_KEY_0, EventKeyboard::KeyCode::KEY_0},
{GLFW_KEY_1, EventKeyboard::KeyCode::KEY_1},
{GLFW_KEY_2, EventKeyboard::KeyCode::KEY_2},
{GLFW_KEY_3, EventKeyboard::KeyCode::KEY_3},
{GLFW_KEY_4, EventKeyboard::KeyCode::KEY_4},
{GLFW_KEY_5, EventKeyboard::KeyCode::KEY_5},
{GLFW_KEY_6, EventKeyboard::KeyCode::KEY_6},
{GLFW_KEY_7, EventKeyboard::KeyCode::KEY_7},
{GLFW_KEY_8, EventKeyboard::KeyCode::KEY_8},
{GLFW_KEY_9, EventKeyboard::KeyCode::KEY_9},
{GLFW_KEY_SEMICOLON, EventKeyboard::KeyCode::KEY_SEMICOLON},
{GLFW_KEY_EQUAL, EventKeyboard::KeyCode::KEY_EQUAL},
{GLFW_KEY_A, EventKeyboard::KeyCode::KEY_A},
{GLFW_KEY_B, EventKeyboard::KeyCode::KEY_B},
{GLFW_KEY_C, EventKeyboard::KeyCode::KEY_C},
{GLFW_KEY_D, EventKeyboard::KeyCode::KEY_D},
{GLFW_KEY_E, EventKeyboard::KeyCode::KEY_E},
{GLFW_KEY_F, EventKeyboard::KeyCode::KEY_F},
{GLFW_KEY_G, EventKeyboard::KeyCode::KEY_G},
{GLFW_KEY_H, EventKeyboard::KeyCode::KEY_H},
{GLFW_KEY_I, EventKeyboard::KeyCode::KEY_I},
{GLFW_KEY_J, EventKeyboard::KeyCode::KEY_J},
{GLFW_KEY_K, EventKeyboard::KeyCode::KEY_K},
{GLFW_KEY_L, EventKeyboard::KeyCode::KEY_L},
{GLFW_KEY_M, EventKeyboard::KeyCode::KEY_M},
{GLFW_KEY_N, EventKeyboard::KeyCode::KEY_N},
{GLFW_KEY_O, EventKeyboard::KeyCode::KEY_O},
{GLFW_KEY_P, EventKeyboard::KeyCode::KEY_P},
{GLFW_KEY_Q, EventKeyboard::KeyCode::KEY_Q},
{GLFW_KEY_R, EventKeyboard::KeyCode::KEY_R},
{GLFW_KEY_S, EventKeyboard::KeyCode::KEY_S},
{GLFW_KEY_T, EventKeyboard::KeyCode::KEY_T},
{GLFW_KEY_U, EventKeyboard::KeyCode::KEY_U},
{GLFW_KEY_V, EventKeyboard::KeyCode::KEY_V},
{GLFW_KEY_W, EventKeyboard::KeyCode::KEY_W},
{GLFW_KEY_X, EventKeyboard::KeyCode::KEY_X},
{GLFW_KEY_Y, EventKeyboard::KeyCode::KEY_Y},
{GLFW_KEY_Z, EventKeyboard::KeyCode::KEY_Z},
{GLFW_KEY_LEFT_BRACKET, EventKeyboard::KeyCode::KEY_LEFT_BRACKET},
{GLFW_KEY_BACKSLASH, EventKeyboard::KeyCode::KEY_BACK_SLASH},
{GLFW_KEY_RIGHT_BRACKET, EventKeyboard::KeyCode::KEY_RIGHT_BRACKET},
{GLFW_KEY_GRAVE_ACCENT, EventKeyboard::KeyCode::KEY_GRAVE},
{GLFW_KEY_WORLD_1, EventKeyboard::KeyCode::KEY_GRAVE},
{GLFW_KEY_WORLD_2, EventKeyboard::KeyCode::KEY_NONE},
/* Function keys */
{GLFW_KEY_ESCAPE, EventKeyboard::KeyCode::KEY_ESCAPE},
{GLFW_KEY_ENTER, EventKeyboard::KeyCode::KEY_ENTER},
{GLFW_KEY_TAB, EventKeyboard::KeyCode::KEY_TAB},
{GLFW_KEY_BACKSPACE, EventKeyboard::KeyCode::KEY_BACKSPACE},
{GLFW_KEY_INSERT, EventKeyboard::KeyCode::KEY_INSERT},
{GLFW_KEY_DELETE, EventKeyboard::KeyCode::KEY_DELETE},
{GLFW_KEY_RIGHT, EventKeyboard::KeyCode::KEY_RIGHT_ARROW},
{GLFW_KEY_LEFT, EventKeyboard::KeyCode::KEY_LEFT_ARROW},
{GLFW_KEY_DOWN, EventKeyboard::KeyCode::KEY_DOWN_ARROW},
{GLFW_KEY_UP, EventKeyboard::KeyCode::KEY_UP_ARROW},
{GLFW_KEY_PAGE_UP, EventKeyboard::KeyCode::KEY_PG_UP},
{GLFW_KEY_PAGE_DOWN, EventKeyboard::KeyCode::KEY_PG_DOWN},
{GLFW_KEY_HOME, EventKeyboard::KeyCode::KEY_HOME},
{GLFW_KEY_END, EventKeyboard::KeyCode::KEY_END},
{GLFW_KEY_CAPS_LOCK, EventKeyboard::KeyCode::KEY_CAPS_LOCK},
{GLFW_KEY_SCROLL_LOCK, EventKeyboard::KeyCode::KEY_SCROLL_LOCK},
{GLFW_KEY_NUM_LOCK, EventKeyboard::KeyCode::KEY_NUM_LOCK},
{GLFW_KEY_PRINT_SCREEN, EventKeyboard::KeyCode::KEY_PRINT},
{GLFW_KEY_PAUSE, EventKeyboard::KeyCode::KEY_PAUSE},
{GLFW_KEY_F1, EventKeyboard::KeyCode::KEY_F1},
{GLFW_KEY_F2, EventKeyboard::KeyCode::KEY_F2},
{GLFW_KEY_F3, EventKeyboard::KeyCode::KEY_F3},
{GLFW_KEY_F4, EventKeyboard::KeyCode::KEY_F4},
{GLFW_KEY_F5, EventKeyboard::KeyCode::KEY_F5},
{GLFW_KEY_F6, EventKeyboard::KeyCode::KEY_F6},
{GLFW_KEY_F7, EventKeyboard::KeyCode::KEY_F7},
{GLFW_KEY_F8, EventKeyboard::KeyCode::KEY_F8},
{GLFW_KEY_F9, EventKeyboard::KeyCode::KEY_F9},
{GLFW_KEY_F10, EventKeyboard::KeyCode::KEY_F10},
{GLFW_KEY_F11, EventKeyboard::KeyCode::KEY_F11},
{GLFW_KEY_F12, EventKeyboard::KeyCode::KEY_F12},
{GLFW_KEY_F13, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F14, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F15, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F16, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F17, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F18, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F19, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F20, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F21, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F22, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F23, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F24, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_F25, EventKeyboard::KeyCode::KEY_NONE},
{GLFW_KEY_KP_0, EventKeyboard::KeyCode::KEY_0},
{GLFW_KEY_KP_1, EventKeyboard::KeyCode::KEY_1},
{GLFW_KEY_KP_2, EventKeyboard::KeyCode::KEY_2},
{GLFW_KEY_KP_3, EventKeyboard::KeyCode::KEY_3},
{GLFW_KEY_KP_4, EventKeyboard::KeyCode::KEY_4},
{GLFW_KEY_KP_5, EventKeyboard::KeyCode::KEY_5},
{GLFW_KEY_KP_6, EventKeyboard::KeyCode::KEY_6},
{GLFW_KEY_KP_7, EventKeyboard::KeyCode::KEY_7},
{GLFW_KEY_KP_8, EventKeyboard::KeyCode::KEY_8},
{GLFW_KEY_KP_9, EventKeyboard::KeyCode::KEY_9},
{GLFW_KEY_KP_DECIMAL, EventKeyboard::KeyCode::KEY_PERIOD},
{GLFW_KEY_KP_DIVIDE, EventKeyboard::KeyCode::KEY_KP_DIVIDE},
{GLFW_KEY_KP_MULTIPLY, EventKeyboard::KeyCode::KEY_KP_MULTIPLY},
{GLFW_KEY_KP_SUBTRACT, EventKeyboard::KeyCode::KEY_KP_MINUS},
{GLFW_KEY_KP_ADD, EventKeyboard::KeyCode::KEY_KP_PLUS},
{GLFW_KEY_KP_ENTER, EventKeyboard::KeyCode::KEY_KP_ENTER},
{GLFW_KEY_KP_EQUAL, EventKeyboard::KeyCode::KEY_EQUAL},
{GLFW_KEY_LEFT_SHIFT, EventKeyboard::KeyCode::KEY_LEFT_SHIFT},
{GLFW_KEY_LEFT_CONTROL, EventKeyboard::KeyCode::KEY_LEFT_CTRL},
{GLFW_KEY_LEFT_ALT, EventKeyboard::KeyCode::KEY_LEFT_ALT},
{GLFW_KEY_LEFT_SUPER, EventKeyboard::KeyCode::KEY_HYPER},
{GLFW_KEY_RIGHT_SHIFT, EventKeyboard::KeyCode::KEY_RIGHT_SHIFT},
{GLFW_KEY_RIGHT_CONTROL, EventKeyboard::KeyCode::KEY_RIGHT_CTRL},
{GLFW_KEY_RIGHT_ALT, EventKeyboard::KeyCode::KEY_RIGHT_ALT},
{GLFW_KEY_RIGHT_SUPER, EventKeyboard::KeyCode::KEY_HYPER},
{GLFW_KEY_MENU, EventKeyboard::KeyCode::KEY_MENU},
{GLFW_KEY_LAST, EventKeyboard::KeyCode::KEY_NONE}};
//////////////////////////////////////////////////////////////////////////
// implement GLViewImpl
//////////////////////////////////////////////////////////////////////////
GLViewImpl::GLViewImpl(bool initglfw)
: _captured(false)
, _isInRetinaMonitor(false)
, _isRetinaEnabled(false)
, _retinaFactor(1)
, _frameZoomFactor(1.0f)
, _mainWindow(nullptr)
, _monitor(nullptr)
, _mouseX(0.0f)
, _mouseY(0.0f)
{
_viewName = "cocos2dx";
g_keyCodeMap.clear();
for (auto& item : g_keyCodeStructArray)
{
g_keyCodeMap[item.glfwKeyCode] = item.keyCode;
}
GLFWEventHandler::setGLViewImpl(this);
if (initglfw)
{
glfwSetErrorCallback(GLFWEventHandler::onGLFWError);
glfwInit();
}
}
GLViewImpl::~GLViewImpl()
{
CCLOGINFO("deallocing GLViewImpl: %p", this);
GLFWEventHandler::setGLViewImpl(nullptr);
glfwTerminate();
}
GLViewImpl* GLViewImpl::create(std::string_view viewName)
{
return GLViewImpl::create(viewName, false);
}
GLViewImpl* GLViewImpl::create(std::string_view viewName, bool resizable)
{
auto ret = new GLViewImpl;
if (ret->initWithRect(viewName, Rect(0, 0, 960, 640), 1.0f, resizable))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
GLViewImpl* GLViewImpl::createWithRect(std::string_view viewName, Rect rect, float frameZoomFactor, bool resizable)
{
auto ret = new GLViewImpl;
if (ret->initWithRect(viewName, rect, frameZoomFactor, resizable))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
GLViewImpl* GLViewImpl::createWithFullScreen(std::string_view viewName)
{
auto ret = new GLViewImpl();
if (ret->initWithFullScreen(viewName))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
GLViewImpl* GLViewImpl::createWithFullScreen(std::string_view viewName,
const GLFWvidmode& videoMode,
GLFWmonitor* monitor)
{
auto ret = new GLViewImpl();
if (ret->initWithFullscreen(viewName, videoMode, monitor))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
bool GLViewImpl::initWithRect(std::string_view viewName, Rect rect, float frameZoomFactor, bool resizable)
{
setViewName(viewName);
_frameZoomFactor = frameZoomFactor;
glfwWindowHint(GLFW_RESIZABLE, resizable ? GL_TRUE : GL_FALSE);
glfwWindowHint(GLFW_RED_BITS, _glContextAttrs.redBits);
glfwWindowHint(GLFW_GREEN_BITS, _glContextAttrs.greenBits);
glfwWindowHint(GLFW_BLUE_BITS, _glContextAttrs.blueBits);
glfwWindowHint(GLFW_ALPHA_BITS, _glContextAttrs.alphaBits);
glfwWindowHint(GLFW_DEPTH_BITS, _glContextAttrs.depthBits);
glfwWindowHint(GLFW_STENCIL_BITS, _glContextAttrs.stencilBits);
glfwWindowHint(GLFW_SAMPLES, _glContextAttrs.multisamplingCount);
#if defined(CC_USE_METAL)
// Don't create gl context.
glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
#endif
int neededWidth = rect.size.width * _frameZoomFactor;
int neededHeight = rect.size.height * _frameZoomFactor;
_mainWindow = glfwCreateWindow(neededWidth, neededHeight, _viewName.c_str(), _monitor, nullptr);
if (_mainWindow == nullptr)
{
std::string message = "Can't create window";
if (!_glfwError.empty())
{
message.append("\nMore info: \n");
message.append(_glfwError);
}
ccMessageBox(message.c_str(), "Error launch application");
return false;
}
int fbWidth, fbHeight;
glfwGetFramebufferSize(_mainWindow, &fbWidth, &fbHeight);
CGSize size;
size.width = static_cast<CGFloat>(fbWidth);
size.height = static_cast<CGFloat>(fbHeight);
#if defined(CC_USE_METAL)
// Initialize device.
id<MTLDevice> device = MTLCreateSystemDefaultDevice();
if (!device)
{
CCLOG("Doesn't support metal.");
return false;
}
NSView* contentView = [getCocoaWindow() contentView];
[contentView setWantsLayer:YES];
CAMetalLayer* layer = [CAMetalLayer layer];
[layer setDevice:device];
[layer setPixelFormat:MTLPixelFormatBGRA8Unorm];
[layer setFramebufferOnly:YES];
[layer setDrawableSize:size];
layer.displaySyncEnabled = _glContextAttrs.vsync;
[contentView setLayer:layer];
backend::DeviceMTL::setCAMetalLayer(layer);
#endif
/*
* Note that the created window and context may differ from what you requested,
* as not all parameters and hints are
* [hard constraints](@ref window_hints_hard). This includes the size of the
* window, especially for full screen windows. To retrieve the actual
* attributes of the created window and context, use queries like @ref
* glfwGetWindowAttrib and @ref glfwGetWindowSize.
*
* see declaration glfwCreateWindow
*/
int realW = 0, realH = 0;
glfwGetWindowSize(_mainWindow, &realW, &realH);
if (realW != neededWidth)
{
rect.size.width = realW / _frameZoomFactor;
}
if (realH != neededHeight)
{
rect.size.height = realH / _frameZoomFactor;
}
#if defined(CC_USE_GL)
glfwMakeContextCurrent(_mainWindow);
glfwSwapInterval(_glContextAttrs.vsync ? 1 : 0);
#endif
glfwSetMouseButtonCallback(_mainWindow, GLFWEventHandler::onGLFWMouseCallBack);
glfwSetCursorPosCallback(_mainWindow, GLFWEventHandler::onGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, GLFWEventHandler::onGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, GLFWEventHandler::onGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, GLFWEventHandler::onGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, GLFWEventHandler::onGLFWWindowPosCallback);
glfwSetWindowSizeCallback(_mainWindow, GLFWEventHandler::onGLFWWindowSizeCallback);
glfwSetWindowIconifyCallback(_mainWindow, GLFWEventHandler::onGLFWWindowIconifyCallback);
glfwSetWindowFocusCallback(_mainWindow, GLFWEventHandler::onGLFWWindowFocusCallback);
setFrameSize(rect.size.width, rect.size.height);
return true;
}
bool GLViewImpl::initWithFullScreen(std::string_view viewName)
{
// Create fullscreen window on primary monitor at its current video mode.
_monitor = glfwGetPrimaryMonitor();
if (nullptr == _monitor)
return false;
const GLFWvidmode* videoMode = glfwGetVideoMode(_monitor);
return initWithRect(viewName, Rect(0, 0, (float)videoMode->width, (float)videoMode->height), 1.0f, false);
}
bool GLViewImpl::initWithFullscreen(std::string_view viewname, const GLFWvidmode& videoMode, GLFWmonitor* monitor)
{
// Create fullscreen on specified monitor at the specified video mode.
_monitor = monitor;
if (nullptr == _monitor)
return false;
// These are soft constraints. If the video mode is retrieved at runtime, the resulting window and context should
// match these exactly. If invalid attribs are passed (eg. from an outdated cache), window creation will NOT fail
// but the actual window/context may differ.
glfwWindowHint(GLFW_REFRESH_RATE, videoMode.refreshRate);
glfwWindowHint(GLFW_RED_BITS, videoMode.redBits);
glfwWindowHint(GLFW_BLUE_BITS, videoMode.blueBits);
glfwWindowHint(GLFW_GREEN_BITS, videoMode.greenBits);
return initWithRect(viewname, Rect(0, 0, (float)videoMode.width, (float)videoMode.height), 1.0f, false);
}
bool GLViewImpl::isOpenGLReady()
{
return nullptr != _mainWindow;
}
void GLViewImpl::end()
{
if (_mainWindow)
{
glfwSetWindowShouldClose(_mainWindow, 1);
_mainWindow = nullptr;
}
// Release self. Otherwise, GLViewImpl could not be freed.
release();
}
void GLViewImpl::swapBuffers()
{
#if defined(CC_USE_GL)
if (_mainWindow)
glfwSwapBuffers(_mainWindow);
#endif
}
bool GLViewImpl::windowShouldClose()
{
if (_mainWindow)
return glfwWindowShouldClose(_mainWindow) ? true : false;
else
return true;
}
void GLViewImpl::pollEvents()
{
glfwPollEvents();
}
void GLViewImpl::enableRetina(bool enabled)
{
_isRetinaEnabled = enabled;
if (_isRetinaEnabled)
{
_retinaFactor = 1;
}
else
{
_retinaFactor = 2;
}
updateFrameSize();
}
void GLViewImpl::setIMEKeyboardState(bool /*bOpen*/) {}
#if CC_ICON_SET_SUPPORT
void GLViewImpl::setIcon(std::string_view filename) const
{
std::vector<std::string> vec = {filename};
this->setIcon(vec);
}
void GLViewImpl::setIcon(const std::vector<std::string>& filelist) const
{
if (filelist.empty())
return;
std::vector<Image*> icons;
for (auto const& filename : filelist)
{
Image* icon = new Image();
if (icon->initWithImageFile(filename))
{
icons.push_back(icon);
}
else
{
CC_SAFE_DELETE(icon);
}
}
if (icons.empty())
return; // No valid images
size_t iconsCount = icons.size();
auto images = new GLFWimage[iconsCount];
for (size_t i = 0; i < iconsCount; i++)
{
auto& image = images[i];
auto& icon = icons[i];
image.width = icon->getWidth();
image.height = icon->getHeight();
image.pixels = icon->getData();
};
GLFWwindow* window = this->getWindow();
glfwSetWindowIcon(window, iconsCount, images);
CC_SAFE_DELETE_ARRAY(images);
for (auto& icon : icons)
{
CC_SAFE_DELETE(icon);
}
}
void GLViewImpl::setDefaultIcon() const
{
GLFWwindow* window = this->getWindow();
glfwSetWindowIcon(window, 0, nullptr);
}
#endif /* CC_ICON_SET_SUPPORT */
void GLViewImpl::setCursorVisible(bool isVisible)
{
if (_mainWindow == NULL)
return;
if (isVisible)
glfwSetInputMode(_mainWindow, GLFW_CURSOR, GLFW_CURSOR_NORMAL);
else
glfwSetInputMode(_mainWindow, GLFW_CURSOR, GLFW_CURSOR_HIDDEN);
}
void GLViewImpl::setFrameZoomFactor(float zoomFactor)
{
CCASSERT(zoomFactor > 0.0f, "zoomFactor must be larger than 0");
if (std::abs(_frameZoomFactor - zoomFactor) < FLT_EPSILON)
{
return;
}
_frameZoomFactor = zoomFactor;
updateFrameSize();
}
float GLViewImpl::getFrameZoomFactor() const
{
return _frameZoomFactor;
}
bool GLViewImpl::isFullscreen() const
{
return (_monitor != nullptr);
}
void GLViewImpl::setFullscreen()
{
setFullscreen(-1, -1, -1);
}
void GLViewImpl::setFullscreen(int w, int h, int refreshRate)
{
auto monitor = glfwGetPrimaryMonitor();
if (nullptr == monitor || monitor == _monitor)
{
return;
}
this->setFullscreen(monitor, w, h, refreshRate);
}
void GLViewImpl::setFullscreen(int monitorIndex)
{
setFullscreen(monitorIndex, -1, -1, -1);
}
void GLViewImpl::setFullscreen(int monitorIndex, int w, int h, int refreshRate)
{
int count = 0;
GLFWmonitor** monitors = glfwGetMonitors(&count);
if (monitorIndex < 0 || monitorIndex >= count)
{
return;
}
GLFWmonitor* monitor = monitors[monitorIndex];
if (nullptr == monitor || _monitor == monitor)
{
return;
}
this->setFullscreen(monitor, w, h, refreshRate);
}
void GLViewImpl::setFullscreen(GLFWmonitor* monitor, int w, int h, int refreshRate)
{
_monitor = monitor;
const GLFWvidmode* videoMode = glfwGetVideoMode(_monitor);
if (w == -1)
w = videoMode->width;
if (h == -1)
h = videoMode->height;
if (refreshRate == -1)
refreshRate = videoMode->refreshRate;
glfwSetWindowMonitor(_mainWindow, _monitor, 0, 0, w, h, refreshRate);
updateWindowSize();
}
void GLViewImpl::setWindowed(int width, int height)
{
if (!this->isFullscreen())
{
this->setFrameSize((float)width, (float)height);
}
else
{
const GLFWvidmode* videoMode = glfwGetVideoMode(_monitor);
int xpos = 0, ypos = 0;
glfwGetMonitorPos(_monitor, &xpos, &ypos);
xpos += (int)((videoMode->width - width) * 0.5f);
ypos += (int)((videoMode->height - height) * 0.5f);
_monitor = nullptr;
glfwSetWindowMonitor(_mainWindow, nullptr, xpos, ypos, width, height, GLFW_DONT_CARE);
#if (CC_TARGET_PLATFORM == CC_PLATFORM_MAC)
// on mac window will sometimes lose title when windowed
glfwSetWindowTitle(_mainWindow, _viewName.c_str());
#endif
updateWindowSize();
}
}
void GLViewImpl::updateWindowSize()
{
int w = 0, h = 0;
glfwGetFramebufferSize(_mainWindow, &w, &h);
int frameWidth = w / _frameZoomFactor;
int frameHeight = h / _frameZoomFactor;
setFrameSize(frameWidth, frameHeight);
updateDesignResolutionSize();
Director::getInstance()->getEventDispatcher()->dispatchCustomEvent(GLViewImpl::EVENT_WINDOW_RESIZED, nullptr);
}
int GLViewImpl::getMonitorCount() const
{
int count = 0;
glfwGetMonitors(&count);
return count;
}
Size GLViewImpl::getMonitorSize() const
{
GLFWmonitor* monitor = _monitor;
if (nullptr == monitor)
{
GLFWwindow* window = this->getWindow();
monitor = glfwGetWindowMonitor(window);
}
if (nullptr == monitor)
{
monitor = glfwGetPrimaryMonitor();
}
if (nullptr != monitor)
{
const GLFWvidmode* videoMode = glfwGetVideoMode(monitor);
Size size = Size((float)videoMode->width, (float)videoMode->height);
return size;
}
return Size::ZERO;
}
void GLViewImpl::updateFrameSize()
{
if (_screenSize.width > 0 && _screenSize.height > 0)
{
int w = 0, h = 0;
glfwGetWindowSize(_mainWindow, &w, &h);
int frameBufferW = 0, frameBufferH = 0;
glfwGetFramebufferSize(_mainWindow, &frameBufferW, &frameBufferH);
if (frameBufferW == 2 * w && frameBufferH == 2 * h)
{
if (_isRetinaEnabled)
{
_retinaFactor = 1;
}
else
{
_retinaFactor = 2;
}
glfwSetWindowSize(_mainWindow, _screenSize.width / 2 * _retinaFactor * _frameZoomFactor,
_screenSize.height / 2 * _retinaFactor * _frameZoomFactor);
_isInRetinaMonitor = true;
}
else
{
if (_isInRetinaMonitor)
{
_retinaFactor = 1;
}
glfwSetWindowSize(_mainWindow, (int)(_screenSize.width * _retinaFactor * _frameZoomFactor),
(int)(_screenSize.height * _retinaFactor * _frameZoomFactor));
_isInRetinaMonitor = false;
}
}
}
void GLViewImpl::setFrameSize(float width, float height)
{
GLView::setFrameSize(width, height);
updateFrameSize();
}
void GLViewImpl::setViewPortInPoints(float x, float y, float w, float h)
{
Viewport vp;
vp.x = (int)(x * _scaleX * _retinaFactor * _frameZoomFactor +
_viewPortRect.origin.x * _retinaFactor * _frameZoomFactor);
vp.y = (int)(y * _scaleY * _retinaFactor * _frameZoomFactor +
_viewPortRect.origin.y * _retinaFactor * _frameZoomFactor);
vp.w = (unsigned int)(w * _scaleX * _retinaFactor * _frameZoomFactor);
vp.h = (unsigned int)(h * _scaleY * _retinaFactor * _frameZoomFactor);
Camera::setDefaultViewport(vp);
}
void GLViewImpl::setScissorInPoints(float x, float y, float w, float h)
{
auto x1 = (int)(x * _scaleX * _retinaFactor * _frameZoomFactor +
_viewPortRect.origin.x * _retinaFactor * _frameZoomFactor);
auto y1 = (int)(y * _scaleY * _retinaFactor * _frameZoomFactor +
_viewPortRect.origin.y * _retinaFactor * _frameZoomFactor);
auto width1 = (unsigned int)(w * _scaleX * _retinaFactor * _frameZoomFactor);
auto height1 = (unsigned int)(h * _scaleY * _retinaFactor * _frameZoomFactor);
auto renderer = Director::getInstance()->getRenderer();
renderer->setScissorRect(x1, y1, width1, height1);
}
Rect GLViewImpl::getScissorRect() const
{
auto renderer = Director::getInstance()->getRenderer();
auto& rect = renderer->getScissorRect();
float x = (rect.x - _viewPortRect.origin.x * _retinaFactor * _frameZoomFactor) /
(_scaleX * _retinaFactor * _frameZoomFactor);
float y = (rect.y - _viewPortRect.origin.y * _retinaFactor * _frameZoomFactor) /
(_scaleY * _retinaFactor * _frameZoomFactor);
float w = rect.width / (_scaleX * _retinaFactor * _frameZoomFactor);
float h = rect.height / (_scaleY * _retinaFactor * _frameZoomFactor);
return Rect(x, y, w, h);
}
void GLViewImpl::onGLFWError(int errorID, const char* errorDesc)
{
if (_mainWindow)
{
_glfwError = StringUtils::format("GLFWError #%d Happen, %s", errorID, errorDesc);
}
else
{
_glfwError.append(StringUtils::format("GLFWError #%d Happen, %s\n", errorID, errorDesc));
}
CCLOGERROR("%s", _glfwError.c_str());
}
void GLViewImpl::onGLFWMouseCallBack(GLFWwindow* /*window*/, int button, int action, int /*modify*/)
{
if (GLFW_MOUSE_BUTTON_LEFT == button)
{
if (GLFW_PRESS == action)
{
_captured = true;
if (this->getViewPortRect().equals(Rect::ZERO) ||
this->getViewPortRect().containsPoint(Vec2(_mouseX, _mouseY)))
{
intptr_t id = 0;
this->handleTouchesBegin(1, &id, &_mouseX, &_mouseY);
}
}
else if (GLFW_RELEASE == action)
{
if (_captured)
{
_captured = false;
intptr_t id = 0;
this->handleTouchesEnd(1, &id, &_mouseX, &_mouseY);
}
}
}
// Because OpenGL and cocos2d-x uses different Y axis, we need to convert the coordinate here
float cursorX = (_mouseX - _viewPortRect.origin.x) / _scaleX;
float cursorY = (_viewPortRect.origin.y + _viewPortRect.size.height - _mouseY) / _scaleY;
if (GLFW_PRESS == action)
{
EventMouse event(EventMouse::MouseEventType::MOUSE_DOWN);
event.setCursorPosition(cursorX, cursorY);
event.setMouseButton(static_cast<axis::EventMouse::MouseButton>(button));
Director::getInstance()->getEventDispatcher()->dispatchEvent(&event);
}
else if (GLFW_RELEASE == action)
{
EventMouse event(EventMouse::MouseEventType::MOUSE_UP);
event.setCursorPosition(cursorX, cursorY);
event.setMouseButton(static_cast<axis::EventMouse::MouseButton>(button));
Director::getInstance()->getEventDispatcher()->dispatchEvent(&event);
}
}
void GLViewImpl::onGLFWMouseMoveCallBack(GLFWwindow* window, double x, double y)
{
_mouseX = (float)x;
_mouseY = (float)y;
_mouseX /= this->getFrameZoomFactor();
_mouseY /= this->getFrameZoomFactor();
if (_isInRetinaMonitor)
{
if (_retinaFactor == 1)
{
_mouseX *= 2;
_mouseY *= 2;
}
}
if (_captured)
{
intptr_t id = 0;
this->handleTouchesMove(1, &id, &_mouseX, &_mouseY);
}
// Because OpenGL and cocos2d-x uses different Y axis, we need to convert the coordinate here
float cursorX = (_mouseX - _viewPortRect.origin.x) / _scaleX;
float cursorY = (_viewPortRect.origin.y + _viewPortRect.size.height - _mouseY) / _scaleY;
EventMouse event(EventMouse::MouseEventType::MOUSE_MOVE);
// Set current button
if (glfwGetMouseButton(window, GLFW_MOUSE_BUTTON_LEFT) == GLFW_PRESS)
{
event.setMouseButton(static_cast<axis::EventMouse::MouseButton>(GLFW_MOUSE_BUTTON_LEFT));
}
else if (glfwGetMouseButton(window, GLFW_MOUSE_BUTTON_RIGHT) == GLFW_PRESS)
{
event.setMouseButton(static_cast<axis::EventMouse::MouseButton>(GLFW_MOUSE_BUTTON_RIGHT));
}
else if (glfwGetMouseButton(window, GLFW_MOUSE_BUTTON_MIDDLE) == GLFW_PRESS)
{
event.setMouseButton(static_cast<axis::EventMouse::MouseButton>(GLFW_MOUSE_BUTTON_MIDDLE));
}
event.setCursorPosition(cursorX, cursorY);
Director::getInstance()->getEventDispatcher()->dispatchEvent(&event);
}
void GLViewImpl::onGLFWMouseScrollCallback(GLFWwindow* /*window*/, double x, double y)
{
EventMouse event(EventMouse::MouseEventType::MOUSE_SCROLL);
// Because OpenGL and cocos2d-x uses different Y axis, we need to convert the coordinate here
float cursorX = (_mouseX - _viewPortRect.origin.x) / _scaleX;
float cursorY = (_viewPortRect.origin.y + _viewPortRect.size.height - _mouseY) / _scaleY;
event.setScrollData((float)x, -(float)y);
event.setCursorPosition(cursorX, cursorY);
Director::getInstance()->getEventDispatcher()->dispatchEvent(&event);
}
void GLViewImpl::onGLFWKeyCallback(GLFWwindow* /*window*/, int key, int /*scancode*/, int action, int /*mods*/)
{
// x-studio spec, for repeat press key support.
EventKeyboard event(g_keyCodeMap[key], action);
auto dispatcher = Director::getInstance()->getEventDispatcher();
dispatcher->dispatchEvent(&event);
if (GLFW_RELEASE != action)
{
switch (g_keyCodeMap[key])
{
case EventKeyboard::KeyCode::KEY_BACKSPACE:
IMEDispatcher::sharedDispatcher()->dispatchDeleteBackward();
break;
case EventKeyboard::KeyCode::KEY_HOME:
case EventKeyboard::KeyCode::KEY_KP_HOME:
case EventKeyboard::KeyCode::KEY_DELETE:
case EventKeyboard::KeyCode::KEY_KP_DELETE:
case EventKeyboard::KeyCode::KEY_END:
case EventKeyboard::KeyCode::KEY_LEFT_ARROW:
case EventKeyboard::KeyCode::KEY_RIGHT_ARROW:
case EventKeyboard::KeyCode::KEY_ESCAPE:
IMEDispatcher::sharedDispatcher()->dispatchControlKey(g_keyCodeMap[key]);
break;
default:
break;
}
}
}
void GLViewImpl::onGLFWCharCallback(GLFWwindow* /*window*/, unsigned int character)
{
char16_t wcharString[2] = {(char16_t)character, 0};
std::string utf8String;
StringUtils::UTF16ToUTF8(wcharString, utf8String);
static std::set<std::string> controlUnicode = {
"\xEF\x9C\x80", // up
"\xEF\x9C\x81", // down
"\xEF\x9C\x82", // left
"\xEF\x9C\x83", // right
"\xEF\x9C\xA8", // delete
"\xEF\x9C\xA9", // home
"\xEF\x9C\xAB", // end
"\xEF\x9C\xAC", // pageup
"\xEF\x9C\xAD", // pagedown
"\xEF\x9C\xB9" // clear
};
// Check for send control key
if (controlUnicode.find(utf8String) == controlUnicode.end())
{
IMEDispatcher::sharedDispatcher()->dispatchInsertText(utf8String.c_str(), utf8String.size());
}
}
void GLViewImpl::onGLFWWindowPosCallback(GLFWwindow* /*window*/, int /*x*/, int /*y*/)
{
Director::getInstance()->setViewport();
}
void GLViewImpl::onGLFWWindowSizeCallback(GLFWwindow* /*window*/, int width, int height)
{
if (width && height && _resolutionPolicy != ResolutionPolicy::UNKNOWN)
{
Size baseDesignSize = _designResolutionSize;
ResolutionPolicy baseResolutionPolicy = _resolutionPolicy;
int frameWidth = width / _frameZoomFactor;
int frameHeight = height / _frameZoomFactor;
setFrameSize(frameWidth, frameHeight);
setDesignResolutionSize(baseDesignSize.width, baseDesignSize.height, baseResolutionPolicy);
Director::getInstance()->setViewport();
Director::getInstance()->getEventDispatcher()->dispatchCustomEvent(GLViewImpl::EVENT_WINDOW_RESIZED, nullptr);
#if defined(CC_USE_METAL)
// update metal attachment texture size.
int fbWidth, fbHeight;
glfwGetFramebufferSize(_mainWindow, &fbWidth, &fbHeight);
backend::UtilsMTL::resizeDefaultAttachmentTexture(fbWidth, fbHeight);
#endif
}
}
void GLViewImpl::onGLFWWindowIconifyCallback(GLFWwindow* /*window*/, int iconified)
{
if (iconified == GL_TRUE)
{
Application::getInstance()->applicationDidEnterBackground();
}
else
{
Application::getInstance()->applicationWillEnterForeground();
}
}
void GLViewImpl::onGLFWWindowFocusCallback(GLFWwindow* /*window*/, int focused)
{
if (focused == GL_TRUE)
{
Director::getInstance()->getEventDispatcher()->dispatchCustomEvent(GLViewImpl::EVENT_WINDOW_FOCUSED, nullptr);
}
else
{
Director::getInstance()->getEventDispatcher()->dispatchCustomEvent(GLViewImpl::EVENT_WINDOW_UNFOCUSED, nullptr);
}
}
NS_AX_END // end of namespace axis;
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