2021-07-06 21:02:47 +08:00
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/****************************************************************************
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* Copyright (c) 2021 @aismann; Peter Eismann, Germany; dreifrankensoft
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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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2021-08-05 17:23:55 +08:00
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#include "platform/CCPlatformConfig.h"
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#include "extensions/cocos-ext.h"
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#include "ImGuiEXT/CCImGuiEXT.h"
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#include "cocos2d.h"
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#include "Box2DTestBed.h"
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#include "tests/test.h"
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#include "tests/settings.h"
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USING_NS_CC;
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USING_NS_CC_EXT;
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enum {
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kTagParentNode = 1,
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};
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Settings settings;
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cocos2d::Label* labelDebugDraw;
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enum
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{
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kTagBox2DNode,
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};
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TestEntry g_testEntries[MAX_TESTS] = { {nullptr} };
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int g_testCount = 0;
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int RegisterTest(const char* category, const char* name, TestCreateFcn* fcn)
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{
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int index = g_testCount;
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if (index < MAX_TESTS)
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{
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g_testEntries[index] = { category, name, fcn };
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++g_testCount;
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return index;
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}
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return -1;
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}
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Box2DTestBedTests::Box2DTestBedTests()
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{
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for (int entryId = 0; entryId < g_testCount; ++entryId)
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{
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addTestCase(g_testEntries[entryId].name, [entryId]() {
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return Box2DTestBed::createWithEntryID(entryId);
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});
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}
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}
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//------------------------------------------------------------------
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//
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// Box2dTestBed
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//
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//------------------------------------------------------------------
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Box2DTestBed::Box2DTestBed()
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{
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}
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Box2DTestBed::~Box2DTestBed()
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{
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Layer::_eventDispatcher->removeEventListener(_touchListener);
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}
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Box2DTestBed* Box2DTestBed::createWithEntryID(int entryId)
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{
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auto layer = new Box2DTestBed();
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layer->initWithEntryID(entryId);
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// layer->autorelease();
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return layer;
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}
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bool Box2DTestBed::initWithEntryID(int entryId)
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{
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if (!TestCase::init())
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{
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return false;
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}
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auto director = Director::getInstance();
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Vec2 visibleOrigin = director->getVisibleOrigin();
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Size visibleSize = director->getVisibleSize();
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m_entryID = entryId;
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m_entry = g_testEntries + entryId;
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m_test = m_entry->createFcn();
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debugDrawNode = g_debugDraw.GetDrawNode();
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m_test->debugDrawNode = debugDrawNode;
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m_test->g_debugDraw = g_debugDraw;
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TestCase::addChild(debugDrawNode, 100);
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// init physics
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this->initPhysics();
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auto label = Label::createWithTTF(m_entry->name, "fonts/arial.ttf", 28);
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TestCase::addChild(label, 1);
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label->setPosition(visibleOrigin.x + visibleSize.width / 2, visibleOrigin.y + visibleSize.height - 50);
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// Adds touch event listener
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_touchListener = EventListenerTouchOneByOne::create();
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_touchListener->setSwallowTouches(true);
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_touchListener->onTouchBegan = CC_CALLBACK_2(Box2DTestBed::onTouchBegan, this);
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_touchListener->onTouchMoved = CC_CALLBACK_2(Box2DTestBed::onTouchMoved, this);
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_touchListener->onTouchEnded = CC_CALLBACK_2(Box2DTestBed::onTouchEnded, this);
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TestCase::_eventDispatcher->addEventListenerWithFixedPriority(_touchListener,10);
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// Adds Keyboard event listener
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_keyboardListener = EventListenerKeyboard::create();
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_keyboardListener->onKeyPressed = CC_CALLBACK_2(Box2DTestBed::onKeyPressed, this);
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_keyboardListener->onKeyReleased = CC_CALLBACK_2(Box2DTestBed::onKeyReleased, this);
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TestCase::_eventDispatcher->addEventListenerWithFixedPriority(_keyboardListener,11);
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auto _mouseListener = EventListenerMouse::create();
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_mouseListener->onMouseMove = CC_CALLBACK_1(Box2DTestBed::onMouseMove, this);
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_mouseListener->onMouseUp = CC_CALLBACK_1(Box2DTestBed::onMouseUp, this);
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_mouseListener->onMouseDown = CC_CALLBACK_1(Box2DTestBed::onMouseDown, this);
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_mouseListener->onMouseScroll = CC_CALLBACK_1(Box2DTestBed::onMouseScroll, this);
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TestCase::_eventDispatcher->addEventListenerWithFixedPriority(_mouseListener, 12);
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// Demo messageString
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labelDebugDraw = Label::createWithTTF("TEST", "fonts/arial.ttf", 8.0f);
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labelDebugDraw->setAnchorPoint(Vec2(0, 1));
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labelDebugDraw->setPosition(VisibleRect::left().x, VisibleRect::top().y - 10);
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labelDebugDraw->setColor(Color3B::WHITE);
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TestCase::addChild(labelDebugDraw, 100);
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TestCase::scheduleUpdate();
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return true;
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}
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bool Box2DTestBed::onTouchBegan(Touch* touch, Event* event)
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{
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auto location = touch->getLocation() - g_debugDraw.debugNodeOffset;
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b2Vec2 pos = { location.x / g_debugDraw.mRatio, location.y / g_debugDraw.mRatio };
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return m_test->MouseDown(pos);
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}
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void Box2DTestBed::onTouchMoved(Touch* touch, Event* event)
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{
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auto location = touch->getLocation() - g_debugDraw.debugNodeOffset;
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b2Vec2 pos = { location.x / g_debugDraw.mRatio, location.y / g_debugDraw.mRatio };
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m_test->MouseMove(pos);
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}
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void Box2DTestBed::onTouchEnded(Touch* touch, Event* event)
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{
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auto location = touch->getLocation() - g_debugDraw.debugNodeOffset;
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b2Vec2 pos = { location.x / g_debugDraw.mRatio, location.y / g_debugDraw.mRatio };
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m_test->MouseUp(pos);
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}
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void Box2DTestBed::onKeyPressed(EventKeyboard::KeyCode code, Event* event)
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{
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CCLOG("onKeyPressed, keycode: %d", static_cast<int>(code));
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m_test->Keyboard((static_cast<int>(code) - 59)); // its a bad hack!
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}
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void Box2DTestBed::onKeyReleased(EventKeyboard::KeyCode code, Event* event)
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{
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CCLOG("onKeyPressed, keycode: %d", static_cast<int>(code));
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m_test->KeyboardUp((static_cast<int>(code) - 59)); // its a bad hack!
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}
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void Box2DTestBed::onMouseDown(Event* event)
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{
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EventMouse* e = (EventMouse*)event;
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switch (e->getMouseButton())
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{
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button[(int)EventMouse::MouseButton::BUTTON_LEFT] = false;
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button[(int)EventMouse::MouseButton::BUTTON_RIGHT] = false;
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button[(int)EventMouse::MouseButton::BUTTON_MIDDLE] = false;
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case EventMouse::MouseButton::BUTTON_LEFT:
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button[(int)EventMouse::MouseButton::BUTTON_LEFT] = true;
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break;
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case EventMouse::MouseButton::BUTTON_RIGHT:
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button[(int)EventMouse::MouseButton::BUTTON_RIGHT] = true;
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break;
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case EventMouse::MouseButton::BUTTON_MIDDLE:
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button[(int)EventMouse::MouseButton::BUTTON_MIDDLE] = true;
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break;
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}
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}
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void Box2DTestBed::onMouseUp(Event* event)
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{
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button[(int)EventMouse::MouseButton::BUTTON_LEFT] = false;
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button[(int)EventMouse::MouseButton::BUTTON_RIGHT] = false;
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button[(int)EventMouse::MouseButton::BUTTON_MIDDLE] = false;
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}
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void Box2DTestBed::onMouseMove(Event* event)
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{
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EventMouse* e = (EventMouse*)event;
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pos = { e->getCursorX() / g_debugDraw.mRatio , e->getCursorY() / g_debugDraw.mRatio };
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if (button[(int)EventMouse::MouseButton::BUTTON_RIGHT])
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{
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(pos.x > oldPos.x) ? g_debugDraw.debugNodeOffset.x += 4 : g_debugDraw.debugNodeOffset.x -= 4;
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(pos.y < oldPos.y) ? g_debugDraw.debugNodeOffset.y -= 2 : g_debugDraw.debugNodeOffset.y += 2;
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}
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oldPos = pos;
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}
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void Box2DTestBed::onMouseScroll(Event* event)
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{
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EventMouse* e = (EventMouse*)event;
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g_debugDraw.mRatio += e->getScrollY();
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}
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void Box2DTestBed::onEnter()
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{
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Scene::onEnter();
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ImGuiEXT::getInstance()->addFont(FileUtils::getInstance()->fullPathForFilename("fonts/arial.ttf"));
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ImGuiEXT::getInstance()->addRenderLoop("#im01", CC_CALLBACK_0(Box2DTestBed::onDrawImGui, this), this);
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}
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void Box2DTestBed::onExit()
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{
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Scene::onExit();
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ImGuiEXT::getInstance()->removeRenderLoop("#im01");
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}
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void Box2DTestBed::update(float dt)
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{
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// Debug draw
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m_test->debugString = "";
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labelDebugDraw->setString("");
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debugDrawNode->clear();
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m_test->Step(settings);
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m_test->m_world->DebugDraw();
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}
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void Box2DTestBed::initPhysics()
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{
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uint32 flags = 0;
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flags += 1 * b2Draw::e_shapeBit;
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flags += 1 * b2Draw::e_jointBit;
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flags += 0 * b2Draw::e_aabbBit;
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flags += 0 * b2Draw::e_centerOfMassBit;
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g_debugDraw.SetFlags(flags);
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g_debugDraw.mRatio = 8;
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m_test->m_world->SetDebugDraw(&g_debugDraw);
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m_test->g_debugDraw = g_debugDraw;
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g_debugDraw.debugNodeOffset = { 250, 70 };
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m_test->g_debugDraw.debugNodeOffset = g_debugDraw.debugNodeOffset;
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settings.m_hertz = 60;
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}
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void Box2DTestBed::onDrawImGui()
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{
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m_test->UpdateUI();
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}
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