axmol/cocos/2d/platform/linux/CCEGLView.cpp

460 lines
20 KiB
C++

/*
* EGLViewlinux.cpp
*
* Created on: Aug 8, 2011
* Author: laschweinski
*/
#include "CCEGLView.h"
#include "CCGL.h"
#include "ccMacros.h"
#include "CCDirector.h"
#include "CCTouch.h"
#include "CCIMEDispatcher.h"
#include "CCEventDispatcher.h"
#include "CCEventKeyboard.h"
#include "CCEventMouse.h"
#include <unistd.h>
NS_CC_BEGIN
static std::map<int, EventKeyboard::KeyCode> g_keyCodeMap = {
/* 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_KP_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_KP_PG_UP },
{ GLFW_KEY_PAGE_DOWN , EventKeyboard::KeyCode::KEY_KP_PG_DOWN },
{ GLFW_KEY_HOME , EventKeyboard::KeyCode::KEY_KP_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_SHIFT },
{ GLFW_KEY_LEFT_CONTROL , EventKeyboard::KeyCode::KEY_CTRL },
{ GLFW_KEY_LEFT_ALT , EventKeyboard::KeyCode::KEY_ALT },
{ GLFW_KEY_LEFT_SUPER , EventKeyboard::KeyCode::KEY_HYPER },
{ GLFW_KEY_RIGHT_SHIFT , EventKeyboard::KeyCode::KEY_SHIFT },
{ GLFW_KEY_RIGHT_CONTROL , EventKeyboard::KeyCode::KEY_CTRL },
{ GLFW_KEY_RIGHT_ALT , EventKeyboard::KeyCode::KEY_ALT },
{ GLFW_KEY_RIGHT_SUPER , EventKeyboard::KeyCode::KEY_HYPER },
{ GLFW_KEY_MENU , EventKeyboard::KeyCode::KEY_MENU },
{ GLFW_KEY_LAST , EventKeyboard::KeyCode::KEY_NONE }
};
//begin EGLViewEventHandler
class EGLViewEventHandler
{
public:
static bool s_captured;
static float s_mouseX;
static float s_mouseY;
static void OnGLFWError(int errorID, const char* errorDesc);
static void OnGLFWMouseCallBack(GLFWwindow* window, int button, int action, int modify);
static void OnGLFWMouseMoveCallBack(GLFWwindow* window, double x, double y);
static void OnGLFWMouseScrollCallback(GLFWwindow* window, double x, double y);
static void OnGLFWKeyCallback(GLFWwindow* window, int key, int scancode, int action, int mods);
static void OnGLFWCharCallback(GLFWwindow* window, unsigned int character);
static void OnGLFWWindowPosCallback(GLFWwindow* windows, int x, int y);
};
bool EGLViewEventHandler::s_captured = false;
float EGLViewEventHandler::s_mouseX = 0;
float EGLViewEventHandler::s_mouseY = 0;
void EGLViewEventHandler::OnGLFWError(int errorID, const char* errorDesc)
{
CCLOGERROR("GLFWError #%d Happen, %s\n", errorID, errorDesc);
}
void EGLViewEventHandler::OnGLFWMouseCallBack(GLFWwindow* window, int button, int action, int modify)
{
EGLView* eglView = EGLView::getInstance();
if(nullptr == eglView) return;
if(GLFW_MOUSE_BUTTON_LEFT == button)
{
if(GLFW_PRESS == action)
{
s_captured = true;
if (eglView->getViewPortRect().equals(Rect::ZERO) || eglView->getViewPortRect().containsPoint(Point(s_mouseX,s_mouseY)))
{
long id = 0;
eglView->handleTouchesBegin(1, &id, &s_mouseX, &s_mouseY);
}
}
else if(GLFW_RELEASE == action)
{
s_captured = false;
if (eglView->getViewPortRect().equals(Rect::ZERO) || eglView->getViewPortRect().containsPoint(Point(s_mouseX,s_mouseY)))
{
long id = 0;
eglView->handleTouchesEnd(1, &id, &s_mouseX, &s_mouseY);
}
}
}
if(GLFW_PRESS == action)
{
EventMouse event(EventMouse::MouseEventType::MOUSE_DOWN);
event.setCursorPosition(s_mouseX, eglView->getViewPortRect().size.height - s_mouseY);
event.setMouseButton(button);
Director::getInstance()->getEventDispatcher()->dispatchEvent(&event);
}
else if(GLFW_RELEASE == action)
{
EventMouse event(EventMouse::MouseEventType::MOUSE_UP);
event.setCursorPosition(s_mouseX, eglView->getViewPortRect().size.height - s_mouseY);
event.setMouseButton(button);
Director::getInstance()->getEventDispatcher()->dispatchEvent(&event);
}
}
void EGLViewEventHandler::OnGLFWMouseMoveCallBack(GLFWwindow* window, double x, double y)
{
s_mouseX = (float)x;
s_mouseY = (float)y;
EGLView* eglView = EGLView::getInstance();
if(nullptr == eglView) return;
s_mouseX /= eglView->getFrameZoomFactor();
s_mouseY /= eglView->getFrameZoomFactor();
if(s_captured)
{
if (eglView->getViewPortRect().equals(Rect::ZERO) || eglView->getViewPortRect().containsPoint(Point(s_mouseX,eglView->getFrameSize().height - s_mouseY)))
{
long id = 0;
eglView->handleTouchesMove(1, &id, &s_mouseX, &s_mouseY);
}
}
EventMouse event(EventMouse::MouseEventType::MOUSE_MOVE);
//Because OpenGL use upper left as origin point, we need to revert the mouse y coordinate here
event.setCursorPosition(s_mouseX, eglView->getViewPortRect().size.height - s_mouseY);
Director::getInstance()->getEventDispatcher()->dispatchEvent(&event);
}
void EGLViewEventHandler::OnGLFWMouseScrollCallback(GLFWwindow* window, double x, double y)
{
EGLView* eglView = EGLView::getInstance();
if(nullptr == eglView) return;
EventMouse event(EventMouse::MouseEventType::MOUSE_SCROLL);
//Because OpenGL use upper left as origin point, we need to revert the mouse y coordinate here
event.setScrollData((float)x, -(float)y);
event.setCursorPosition(s_mouseX, eglView->getViewPortRect().size.height - s_mouseY);
Director::getInstance()->getEventDispatcher()->dispatchEvent(&event);
}
void EGLViewEventHandler::OnGLFWKeyCallback(GLFWwindow *window, int key, int scancode, int action, int mods)
{
EventKeyboard event(g_keyCodeMap[key], GLFW_PRESS == action || GLFW_REPEAT == action);
auto dispatcher = Director::getInstance()->getEventDispatcher();
dispatcher->dispatchEvent(&event);
}
void EGLViewEventHandler::OnGLFWCharCallback(GLFWwindow *window, unsigned int character)
{
IMEDispatcher::sharedDispatcher()->dispatchInsertText((const char*) &character, 1);
}
void EGLViewEventHandler::OnGLFWWindowPosCallback(GLFWwindow *windows, int x, int y)
{
if(Director::getInstance())
{
Director::getInstance()->setViewport();
}
}
//end EGLViewEventHandler
//////////////////////////////////////////////////////////////////////////
// impliment EGLView
//////////////////////////////////////////////////////////////////////////
EGLView* EGLView::s_pEglView = nullptr;
EGLView::EGLView()
: _captured(false)
, _supportTouch(false)
, _frameZoomFactor(1.0f)
, _mainWindow(nullptr)
{
CCASSERT(nullptr == s_pEglView, "EGLView is singleton, Should be inited only one time\n");
s_pEglView = this;
_viewName = "Cocos2dxWin32";
glfwSetErrorCallback(EGLViewEventHandler::OnGLFWError);
glfwInit();
}
EGLView::~EGLView()
{
glfwTerminate();
s_pEglView = nullptr;
}
bool EGLView::init(const char* viewName, float width, float height, float frameZoomFactor)
{
if(nullptr != _mainWindow) return true;
setViewName(viewName);
setFrameSize(width, height);
setFrameZoomFactor(frameZoomFactor);
glfwWindowHint(GLFW_RESIZABLE,GL_FALSE);
_mainWindow = glfwCreateWindow(_screenSize.width * _frameZoomFactor, _screenSize.height * _frameZoomFactor, _viewName.c_str(), nullptr, nullptr);
glfwMakeContextCurrent(_mainWindow);
glfwGetFramebufferSize(_mainWindow, &_frameBufferSize[0], &_frameBufferSize[1]);
glfwSetMouseButtonCallback(_mainWindow,EGLViewEventHandler::OnGLFWMouseCallBack);
glfwSetCursorPosCallback(_mainWindow,EGLViewEventHandler::OnGLFWMouseMoveCallBack);
glfwSetScrollCallback(_mainWindow, EGLViewEventHandler::OnGLFWMouseScrollCallback);
glfwSetCharCallback(_mainWindow, EGLViewEventHandler::OnGLFWCharCallback);
glfwSetKeyCallback(_mainWindow, EGLViewEventHandler::OnGLFWKeyCallback);
glfwSetWindowPosCallback(_mainWindow, EGLViewEventHandler::OnGLFWWindowPosCallback);
// check OpenGL version at first
const GLubyte* glVersion = glGetString(GL_VERSION);
CCLOG("OpenGL version = %s", glVersion);
if ( atof((const char*)glVersion) < 1.5 )
{
char strComplain[256] = {0};
sprintf(strComplain,
"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
glVersion);
MessageBox(strComplain, "OpenGL version too old");
return false;
}
GLenum GlewInitResult = glewInit();
if (GLEW_OK != GlewInitResult)
{
MessageBox((char *)glewGetErrorString(GlewInitResult), "OpenGL error");
return false;
}
if (GLEW_ARB_vertex_shader && GLEW_ARB_fragment_shader)
{
log("Ready for GLSL");
}
else
{
log("Not totally ready :(");
}
if (glewIsSupported("GL_VERSION_2_0"))
{
log("Ready for OpenGL 2.0");
}
else
{
log("OpenGL 2.0 not supported");
}
// if(glew_dynamic_binding() == false)
// {
// MessageBox("No OpenGL framebuffer support. Please upgrade the driver of your video card.", "OpenGL error");
// return false;
// }
//
// Enable point size by default on windows.
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
return true;
}
bool EGLView::isOpenGLReady()
{
return nullptr != _mainWindow;
}
void EGLView::end()
{
if(_mainWindow)
glfwSetWindowShouldClose(_mainWindow,1);
}
void EGLView::swapBuffers()
{
if(_mainWindow)
glfwSwapBuffers(_mainWindow);
}
bool EGLView::windowShouldClose()
{
if(_mainWindow)
return glfwWindowShouldClose(_mainWindow);
else
return true;
}
void EGLView::pollEvents()
{
glfwPollEvents();
}
void EGLView::setIMEKeyboardState(bool /*bOpen*/)
{
}
void EGLView::setFrameZoomFactor(float fZoomFactor)
{
_frameZoomFactor = fZoomFactor;
Director::getInstance()->setProjection(Director::getInstance()->getProjection());
}
float EGLView::getFrameZoomFactor()
{
return _frameZoomFactor;
}
void EGLView::setFrameSize(float width, float height)
{
EGLViewProtocol::setFrameSize(width, height);
}
void EGLView::setViewPortInPoints(float x , float y , float w , float h)
{
float frameZoomFactorX = _frameBufferSize[0]/_screenSize.width;
float frameZoomFactorY = _frameBufferSize[1]/_screenSize.height;
glViewport((GLint)(x * _scaleX * frameZoomFactorX + _viewPortRect.origin.x * frameZoomFactorX),
(GLint)(y * _scaleY * frameZoomFactorY + _viewPortRect.origin.y * frameZoomFactorY),
(GLsizei)(w * _scaleX * frameZoomFactorX),
(GLsizei)(h * _scaleY * frameZoomFactorY));
}
void EGLView::setScissorInPoints(float x , float y , float w , float h)
{
float frameZoomFactorX = _frameBufferSize[0]/_screenSize.width;
float frameZoomFactorY = _frameBufferSize[1]/_screenSize.height;
glScissor((GLint)(x * _scaleX * frameZoomFactorX + _viewPortRect.origin.x * frameZoomFactorX),
(GLint)(y * _scaleY * frameZoomFactorY + _viewPortRect.origin.y * frameZoomFactorY),
(GLsizei)(w * _scaleX * frameZoomFactorX),
(GLsizei)(h * _scaleY * frameZoomFactorY));
}
EGLView* EGLView::getInstance()
{
CCASSERT(nullptr != s_pEglView, "EGL singleton should not be null");
return s_pEglView;
}
// XXX: deprecated
EGLView* EGLView::sharedOpenGLView()
{
return EGLView::getInstance();
}
NS_CC_END