mirror of
https://github.com/smallmain/cocos-enhance-kit.git
synced 2025-01-14 15:01:07 +00:00
568 lines
20 KiB
C++
568 lines
20 KiB
C++
/****************************************************************************
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (c) 2013-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "platform/desktop/CCGLView-desktop.h"
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#include "scripting/js-bindings/event/EventDispatcher.h"
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#include "cocos/scripting/js-bindings/jswrapper/SeApi.h"
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#include "base/ccMacros.h"
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#include "base/ccUtils.h"
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#include "platform/CCApplication.h"
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#include "cocos/ui/edit-box/EditBox.h"
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#include <cmath>
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#include <unordered_map>
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NS_CC_BEGIN
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GLView* GLFWEventHandler::_view = nullptr;
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namespace
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{
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struct RGBA
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{
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int r = 0;
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int g = 0;
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int b = 0;
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int a = 0;
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};
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struct DepthInfo
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{
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int depth = 0;
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int stencil = 0;
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};
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struct RGBA pixelformat2RGBA(Application::PixelFormat pixelformat)
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{
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struct RGBA ret;
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if (Application::PixelFormat::RGBA8 == pixelformat)
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ret.r = ret.g = ret.b = ret. a = 8;
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if (Application::PixelFormat::RGB565 == pixelformat)
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{
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ret.r = 5;
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ret.g = 6;
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ret.b = 5;
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}
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if (Application::PixelFormat::RGB8 == pixelformat)
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ret.r = ret.g = ret.b = 8;
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return ret;
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}
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struct DepthInfo depthformat2DepthInfo(Application::DepthFormat depthFormat)
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{
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struct DepthInfo ret;
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switch (depthFormat)
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{
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case Application::DepthFormat::NONE:
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break;
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case Application::DepthFormat::DEPTH_COMPONENT16:
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ret.depth = 16;
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break;
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case Application::DepthFormat::DEPTH_COMPONENT24:
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ret.depth = 24;
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break;
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case Application::DepthFormat::DEPTH_COMPONENT32F:
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ret.depth = 32;
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break;
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case Application::DepthFormat::DEPTH24_STENCIL8:
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ret.depth = 24;
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ret.stencil = 8;
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break;
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case Application::DepthFormat::DEPTH32F_STENCIL8:
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ret.depth = 32;
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ret.stencil = 8;
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break;
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case Application::DepthFormat::STENCIL_INDEX8:
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ret.stencil = 8;
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break;
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default:
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break;
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}
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return ret;
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}
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}
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//////////////////////////////////////////////////////////////////////////
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// implement GLView
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//////////////////////////////////////////////////////////////////////////
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GLView::GLView(Application* application, const std::string& name, int x, int y, int width, int height,
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Application::PixelFormat pixelformat, Application::DepthFormat depthFormat, int multisamplingCount)
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: _application(application)
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, _mainWindow(nullptr)
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, _monitor(nullptr)
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, _mouseX(0.0f)
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, _mouseY(0.0f)
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{
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GLFWEventHandler::setGLView(this);
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glfwSetErrorCallback(GLFWEventHandler::onGLFWError);
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glfwInit();
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struct RGBA rgba = pixelformat2RGBA(pixelformat);
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struct DepthInfo depthInfo = depthformat2DepthInfo(depthFormat);
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glfwWindowHint(GLFW_RED_BITS, rgba.r);
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glfwWindowHint(GLFW_GREEN_BITS, rgba.g);
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glfwWindowHint(GLFW_BLUE_BITS, rgba.b);
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glfwWindowHint(GLFW_ALPHA_BITS, rgba.a);
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glfwWindowHint(GLFW_DEPTH_BITS, depthInfo.depth);
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glfwWindowHint(GLFW_STENCIL_BITS, depthInfo.stencil);
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glfwWindowHint(GLFW_SAMPLES, multisamplingCount);
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_mainWindow = glfwCreateWindow(width, height, name.c_str(), _monitor, nullptr);
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if (_mainWindow == nullptr)
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{
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std::string message = "Can't create window";
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if (!_glfwError.empty())
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{
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message.append("\nMore info: \n");
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message.append(_glfwError);
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}
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printf("%s\n", message.c_str());
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return;
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}
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glfwMakeContextCurrent(_mainWindow);
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glfwSetMouseButtonCallback(_mainWindow, GLFWEventHandler::onGLFWMouseCallBack);
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glfwSetCursorPosCallback(_mainWindow, GLFWEventHandler::onGLFWMouseMoveCallBack);
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glfwSetScrollCallback(_mainWindow, GLFWEventHandler::onGLFWMouseScrollCallback);
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glfwSetCharCallback(_mainWindow, GLFWEventHandler::onGLFWCharCallback);
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glfwSetKeyCallback(_mainWindow, GLFWEventHandler::onGLFWKeyCallback);
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glfwSetWindowIconifyCallback(_mainWindow, GLFWEventHandler::onGLFWWindowIconifyCallback);
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glfwSetWindowSizeCallback(_mainWindow, GLFWEventHandler::onGLFWWindowSizeFunCallback);
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// check OpenGL version at first
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const GLubyte* glVersion = glGetString(GL_VERSION);
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if (utils::atof((const char*)glVersion) < 1.5 )
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{
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char strComplain[256] = {0};
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sprintf(strComplain,
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"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
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glVersion);
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printf("%s\n", strComplain);
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return;
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}
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initGlew();
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// Enable point size by default.
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glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
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if(multisamplingCount > 0)
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glEnable(GL_MULTISAMPLE);
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computeScale();
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glGetIntegerv(GL_FRAMEBUFFER_BINDING, &_mainFBO);
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Application::getInstance()->updateViewSize(width * _scale, height * _scale);
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}
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GLView::~GLView()
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{
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GLFWEventHandler::setGLView(nullptr);
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glfwTerminate();
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}
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bool GLView::windowShouldClose() const
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{
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if(_mainWindow)
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return glfwWindowShouldClose(_mainWindow) ? true : false;
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else
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return true;
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}
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void GLView::pollEvents()
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{
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glfwPollEvents();
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}
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void GLView::swapBuffers()
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{
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glfwSwapBuffers(_mainWindow);
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}
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float GLView::getScale() const
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{
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return _scale;
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}
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GLint GLView::getMainFBO() const
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{
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return _mainFBO;
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}
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void GLView::setIsEditboxEditing(bool value)
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{
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_isEditboxEditing = value;
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}
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void GLView::onGLFWError(int errorID, const char* errorDesc)
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{
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if (_mainWindow)
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printf("GLFWError #%d Happen, %s\n", errorID, errorDesc);
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else
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printf("GLFWError #%d Happen, %s\n", errorID, errorDesc);
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}
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namespace
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{
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void dispatchMouseEvent(double x, double y, unsigned short button, cocos2d::MouseEvent::Type type)
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{
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cocos2d::MouseEvent mouseEvent;
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mouseEvent.x = x;
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mouseEvent.y = y;
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mouseEvent.button = button;
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mouseEvent.type = type;
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cocos2d::EventDispatcher::dispatchMouseEvent(mouseEvent);
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}
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}
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void GLView::onGLFWMouseCallBack(GLFWwindow* /*window*/, int button, int action, int /*modify*/)
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{
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if (_isEditboxEditing)
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EditBox::complete();
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unsigned short jsButton;
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if (GLFW_MOUSE_BUTTON_LEFT == button)
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jsButton = 0;
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else if (GLFW_MOUSE_BUTTON_MIDDLE == button)
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jsButton = 1;
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else if (GLFW_MOUSE_BUTTON_RIGHT == button)
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jsButton = 2;
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if (GLFW_PRESS == action)
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{
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dispatchMouseEvent(_mouseX, _mouseY, jsButton, MouseEvent::Type::DOWN);
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}
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else if (GLFW_RELEASE == action)
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{
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dispatchMouseEvent(_mouseX, _mouseY, jsButton, MouseEvent::Type::UP);
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}
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}
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void GLView::onGLFWMouseScrollCallback(GLFWwindow* window, double x, double y)
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{
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if (_isEditboxEditing)
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return;
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dispatchMouseEvent(x, y, 0, MouseEvent::Type::WHEEL);
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}
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void GLView::onGLFWMouseMoveCallBack(GLFWwindow* window, double x, double y)
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{
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_mouseX = (float)x;
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_mouseY = (float)y;
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if (_isEditboxEditing)
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return;
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dispatchMouseEvent(_mouseX, _mouseY, 0, MouseEvent::Type::MOVE);
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}
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void GLView::onGLFWKeyCallback(GLFWwindow* /*window*/, int key, int /*scancode*/, int action, int mods)
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{
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// printf("key: %d, action: %d, mods: %d\n", key, action, mods);
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int keyInWeb = -1;
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if (key >= GLFW_KEY_0 && key <= GLFW_KEY_9)
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keyInWeb = key;
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else if (key >= GLFW_KEY_A && key <= GLFW_KEY_Z)
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keyInWeb = key;
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else if (key >= GLFW_KEY_F1 && key <= GLFW_KEY_F12)
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keyInWeb = key - 178;
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else if (key >= GLFW_KEY_KP_0 && key <= GLFW_KEY_KP_9)
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keyInWeb = key - 272 + 10000; // For indicating number in Numberpad, needs to be converted in JS.
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else if (key == GLFW_KEY_ESCAPE)
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keyInWeb = 27;
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else if (key == GLFW_KEY_MINUS)
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keyInWeb = 189;
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else if (key == GLFW_KEY_EQUAL)
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keyInWeb = 187;
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else if (key == GLFW_KEY_BACKSLASH)
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keyInWeb = 220;
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else if (key == GLFW_KEY_GRAVE_ACCENT)
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keyInWeb = 192;
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else if (key == GLFW_KEY_BACKSPACE)
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keyInWeb = 8;
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else if (key == GLFW_KEY_ENTER)
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keyInWeb = 13;
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else if (key == GLFW_KEY_LEFT_BRACKET)
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keyInWeb = 219;
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else if (key == GLFW_KEY_RIGHT_BRACKET)
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keyInWeb = 221;
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else if (key == GLFW_KEY_SEMICOLON)
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keyInWeb = 186;
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else if (key == GLFW_KEY_APOSTROPHE)
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keyInWeb = 222;
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else if (key == GLFW_KEY_TAB)
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keyInWeb = 9;
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else if (key == GLFW_KEY_LEFT_CONTROL)
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keyInWeb = 17;
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else if (key == GLFW_KEY_RIGHT_CONTROL)
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keyInWeb = 17 + 20000; // For indicating Left/Right control, needs to be converted in JS.
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else if (key == GLFW_KEY_LEFT_SHIFT)
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keyInWeb = 16;
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else if (key == GLFW_KEY_RIGHT_SHIFT)
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keyInWeb = 16 + 20000; // For indicating Left/Right shift, needs to be converted in JS.
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else if (key == GLFW_KEY_LEFT_ALT)
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keyInWeb = 18;
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else if (key == GLFW_KEY_RIGHT_ALT)
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keyInWeb = 18 + 20000; // For indicating Left/Right alt, needs to be converted in JS.
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else if (key == GLFW_KEY_LEFT_SUPER)
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keyInWeb = 91;
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else if (key == GLFW_KEY_RIGHT_SUPER)
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keyInWeb = 93;
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else if (key == GLFW_KEY_UP)
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keyInWeb = 38;
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else if (key == GLFW_KEY_DOWN)
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keyInWeb = 40;
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else if (key == GLFW_KEY_LEFT)
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keyInWeb = 37;
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else if (key == GLFW_KEY_RIGHT)
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keyInWeb = 39;
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else if (key == GLFW_KEY_MENU)
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keyInWeb = 93 + 20000;
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else if (key == GLFW_KEY_KP_ENTER)
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keyInWeb = 13 + 20000; // For indicating numpad enter, needs to be converted in JS.
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else if (key == GLFW_KEY_KP_ADD)
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keyInWeb = 107;
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else if (key == GLFW_KEY_KP_SUBTRACT)
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keyInWeb = 109;
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else if (key == GLFW_KEY_KP_MULTIPLY)
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keyInWeb = 106;
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else if (key == GLFW_KEY_KP_DIVIDE)
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keyInWeb = 111;
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else if (key == GLFW_KEY_NUM_LOCK)
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keyInWeb = 12;
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else if (key == GLFW_KEY_F13)
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keyInWeb = 124;
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else if (key == GLFW_KEY_BACKSPACE)
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keyInWeb = 8;
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else if (key == GLFW_KEY_HOME)
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keyInWeb = 36;
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else if (key == GLFW_KEY_PAGE_UP)
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keyInWeb = 33;
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else if (key == GLFW_KEY_PAGE_DOWN)
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keyInWeb = 34;
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else if (key == GLFW_KEY_END)
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keyInWeb = 35;
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else if (key == GLFW_KEY_COMMA)
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keyInWeb = 188;
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else if (key == GLFW_KEY_PERIOD)
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keyInWeb = 190;
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else if (key == GLFW_KEY_SLASH)
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keyInWeb = 191;
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else if (key == GLFW_KEY_SPACE)
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keyInWeb = 32;
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else if (key == GLFW_KEY_DELETE)
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keyInWeb = 46;
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else if (key == GLFW_KEY_KP_DECIMAL)
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keyInWeb = 110;
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else if (key == GLFW_KEY_CAPS_LOCK)
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keyInWeb = 20;
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KeyboardEvent event;
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event.key = keyInWeb;
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if (action == GLFW_PRESS)
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event.action = KeyboardEvent::Action::PRESS;
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else if (action == GLFW_RELEASE)
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event.action = KeyboardEvent::Action::RELEASE;
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else if (action == GLFW_REPEAT)
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event.action = KeyboardEvent::Action::REPEAT;
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if (mods & GLFW_MOD_SHIFT)
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event.shiftKeyActive = true;
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if (mods & GLFW_MOD_CONTROL)
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event.ctrlKeyActive = true;
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if (mods & GLFW_MOD_ALT)
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event.altKeyActive = true;
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if (mods & GLFW_MOD_SUPER)
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event.metaKeyActive = true;
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EventDispatcher::dispatchKeyboardEvent(event);
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}
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void GLView::onGLFWCharCallback(GLFWwindow* /*window*/, unsigned int character)
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{
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// REFINE
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// char16_t wcharString[2] = { (char16_t) character, 0 };
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// std::string utf8String;
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// StringUtils::UTF16ToUTF8( wcharString, utf8String );
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// static std::set<std::string> controlUnicode = {
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// "\xEF\x9C\x80", // up
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// "\xEF\x9C\x81", // down
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// "\xEF\x9C\x82", // left
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// "\xEF\x9C\x83", // right
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// "\xEF\x9C\xA8", // delete
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// "\xEF\x9C\xA9", // home
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// "\xEF\x9C\xAB", // end
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// "\xEF\x9C\xAC", // pageup
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// "\xEF\x9C\xAD", // pagedown
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// "\xEF\x9C\xB9" // clear
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// };
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}
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void GLView::onGLFWWindowIconifyCallback(GLFWwindow* /*window*/, int iconified)
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{
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if (iconified == GL_TRUE)
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_application->onPause();
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else
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_application->onResume();
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}
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void GLView::onGLFWWindowSizeFunCallback(GLFWwindow *window, int width, int height)
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{
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int targetWidth = width * _scale, targetHeight = height * _scale;
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Application::getInstance()->updateViewSize(targetWidth, targetHeight);
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EventDispatcher::dispatchResizeEvent(targetWidth, targetHeight);
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}
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#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32)
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static bool glew_dynamic_binding()
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{
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const char *gl_extensions = (const char*)glGetString(GL_EXTENSIONS);
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// If the current opengl driver doesn't have framebuffers methods, check if an extension exists
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if (glGenFramebuffers == nullptr)
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{
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log("OpenGL: glGenFramebuffers is nullptr, try to detect an extension");
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if (strstr(gl_extensions, "ARB_framebuffer_object"))
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{
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log("OpenGL: ARB_framebuffer_object is supported");
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glIsRenderbuffer = (PFNGLISRENDERBUFFERPROC) wglGetProcAddress("glIsRenderbuffer");
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glBindRenderbuffer = (PFNGLBINDRENDERBUFFERPROC) wglGetProcAddress("glBindRenderbuffer");
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glDeleteRenderbuffers = (PFNGLDELETERENDERBUFFERSPROC) wglGetProcAddress("glDeleteRenderbuffers");
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glGenRenderbuffers = (PFNGLGENRENDERBUFFERSPROC) wglGetProcAddress("glGenRenderbuffers");
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glRenderbufferStorage = (PFNGLRENDERBUFFERSTORAGEPROC) wglGetProcAddress("glRenderbufferStorage");
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glGetRenderbufferParameteriv = (PFNGLGETRENDERBUFFERPARAMETERIVPROC) wglGetProcAddress("glGetRenderbufferParameteriv");
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glIsFramebuffer = (PFNGLISFRAMEBUFFERPROC) wglGetProcAddress("glIsFramebuffer");
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glBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC) wglGetProcAddress("glBindFramebuffer");
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glDeleteFramebuffers = (PFNGLDELETEFRAMEBUFFERSPROC) wglGetProcAddress("glDeleteFramebuffers");
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glGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC) wglGetProcAddress("glGenFramebuffers");
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glCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC) wglGetProcAddress("glCheckFramebufferStatus");
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glFramebufferTexture1D = (PFNGLFRAMEBUFFERTEXTURE1DPROC) wglGetProcAddress("glFramebufferTexture1D");
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glFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC) wglGetProcAddress("glFramebufferTexture2D");
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glFramebufferTexture3D = (PFNGLFRAMEBUFFERTEXTURE3DPROC) wglGetProcAddress("glFramebufferTexture3D");
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glFramebufferRenderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFERPROC) wglGetProcAddress("glFramebufferRenderbuffer");
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glGetFramebufferAttachmentParameteriv = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC) wglGetProcAddress("glGetFramebufferAttachmentParameteriv");
|
|
glGenerateMipmap = (PFNGLGENERATEMIPMAPPROC) wglGetProcAddress("glGenerateMipmap");
|
|
}
|
|
else
|
|
if (strstr(gl_extensions, "EXT_framebuffer_object"))
|
|
{
|
|
log("OpenGL: EXT_framebuffer_object is supported");
|
|
glIsRenderbuffer = (PFNGLISRENDERBUFFERPROC) wglGetProcAddress("glIsRenderbufferEXT");
|
|
glBindRenderbuffer = (PFNGLBINDRENDERBUFFERPROC) wglGetProcAddress("glBindRenderbufferEXT");
|
|
glDeleteRenderbuffers = (PFNGLDELETERENDERBUFFERSPROC) wglGetProcAddress("glDeleteRenderbuffersEXT");
|
|
glGenRenderbuffers = (PFNGLGENRENDERBUFFERSPROC) wglGetProcAddress("glGenRenderbuffersEXT");
|
|
glRenderbufferStorage = (PFNGLRENDERBUFFERSTORAGEPROC) wglGetProcAddress("glRenderbufferStorageEXT");
|
|
glGetRenderbufferParameteriv = (PFNGLGETRENDERBUFFERPARAMETERIVPROC) wglGetProcAddress("glGetRenderbufferParameterivEXT");
|
|
glIsFramebuffer = (PFNGLISFRAMEBUFFERPROC) wglGetProcAddress("glIsFramebufferEXT");
|
|
glBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC) wglGetProcAddress("glBindFramebufferEXT");
|
|
glDeleteFramebuffers = (PFNGLDELETEFRAMEBUFFERSPROC) wglGetProcAddress("glDeleteFramebuffersEXT");
|
|
glGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC) wglGetProcAddress("glGenFramebuffersEXT");
|
|
glCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC) wglGetProcAddress("glCheckFramebufferStatusEXT");
|
|
glFramebufferTexture1D = (PFNGLFRAMEBUFFERTEXTURE1DPROC) wglGetProcAddress("glFramebufferTexture1DEXT");
|
|
glFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC) wglGetProcAddress("glFramebufferTexture2DEXT");
|
|
glFramebufferTexture3D = (PFNGLFRAMEBUFFERTEXTURE3DPROC) wglGetProcAddress("glFramebufferTexture3DEXT");
|
|
glFramebufferRenderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFERPROC) wglGetProcAddress("glFramebufferRenderbufferEXT");
|
|
glGetFramebufferAttachmentParameteriv = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC) wglGetProcAddress("glGetFramebufferAttachmentParameterivEXT");
|
|
glGenerateMipmap = (PFNGLGENERATEMIPMAPPROC) wglGetProcAddress("glGenerateMipmapEXT");
|
|
}
|
|
else
|
|
{
|
|
log("OpenGL: No framebuffers extension is supported");
|
|
log("OpenGL: Any call to Fbo will crash!");
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
void GLView::computeScale()
|
|
{
|
|
int widthInPixel = 0;
|
|
glfwGetFramebufferSize(_mainWindow, &widthInPixel, nullptr);
|
|
|
|
int width = 0;
|
|
glfwGetWindowSize(_mainWindow, &width, nullptr);
|
|
|
|
_scale = float(widthInPixel) / width;
|
|
}
|
|
|
|
// helper
|
|
bool GLView::initGlew()
|
|
{
|
|
#if (CC_TARGET_PLATFORM != CC_PLATFORM_MAC)
|
|
GLenum GlewInitResult = glewInit();
|
|
if (GLEW_OK != GlewInitResult)
|
|
{
|
|
log((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 (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32)
|
|
if(glew_dynamic_binding() == false)
|
|
{
|
|
log("No OpenGL framebuffer support. Please upgrade the driver of your video card.", "OpenGL error");
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
#endif // (CC_TARGET_PLATFORM != CC_PLATFORM_MAC)
|
|
|
|
return true;
|
|
}
|
|
|
|
NS_CC_END // end of namespace cocos2d;
|