130 lines
3.0 KiB
C++
130 lines
3.0 KiB
C++
/* The MIT License
|
|
*
|
|
* Copyright (c) 2010 OTClient, https://github.com/edubart/otclient
|
|
*
|
|
* 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 "engine.h"
|
|
#include "fonts.h"
|
|
#include "platform.h"
|
|
#include "graphics.h"
|
|
#include "input.h"
|
|
#include "configs.h"
|
|
#include "gamestate.h"
|
|
|
|
Engine g_engine;
|
|
|
|
void Engine::init()
|
|
{
|
|
// initialize stuff
|
|
g_graphics.init();
|
|
g_fonts.init();
|
|
|
|
// finally show the window
|
|
onResize(Platform::getWindowWidth(), Platform::getWindowHeight());
|
|
}
|
|
|
|
void Engine::terminate()
|
|
{
|
|
// force last state exit
|
|
changeState(NULL);
|
|
|
|
// terminate stuff
|
|
g_fonts.terminate();
|
|
g_graphics.terminate();
|
|
}
|
|
|
|
void Engine::run()
|
|
{
|
|
ulong ticks;
|
|
static ulong lastFrameTicks;
|
|
|
|
m_running = true;
|
|
|
|
lastFrameTicks = Platform::getTicks();
|
|
while(!m_stopping) {
|
|
// fire platform events
|
|
Platform::poll();
|
|
|
|
// update
|
|
ticks = Platform::getTicks();
|
|
update(ticks, ticks - lastFrameTicks);
|
|
lastFrameTicks = ticks;
|
|
|
|
// render only when visible
|
|
//if(Platform::isWindowVisible()) {
|
|
render();
|
|
|
|
// swap buffers
|
|
Platform::swapBuffers();
|
|
//}
|
|
}
|
|
|
|
lastFrameTicks = 0;
|
|
m_stopping = false;
|
|
m_running = false;
|
|
}
|
|
|
|
void Engine::stop()
|
|
{
|
|
m_stopping = true;
|
|
}
|
|
|
|
void Engine::changeState(GameState* newState)
|
|
{
|
|
if(m_currentState)
|
|
m_currentState->onLeave();
|
|
m_currentState = newState;
|
|
if(m_currentState)
|
|
m_currentState->onEnter();
|
|
}
|
|
|
|
void Engine::render()
|
|
{
|
|
g_graphics.beginRender();
|
|
if(m_currentState)
|
|
m_currentState->render();
|
|
g_graphics.endRender();
|
|
}
|
|
|
|
void Engine::update(int ticks, int elapsedTicks)
|
|
{
|
|
if(m_currentState)
|
|
m_currentState->update(ticks, elapsedTicks);
|
|
}
|
|
|
|
void Engine::onClose()
|
|
{
|
|
if(m_currentState)
|
|
m_currentState->onClose();
|
|
}
|
|
|
|
void Engine::onResize(int width, int height)
|
|
{
|
|
g_graphics.resize(width, height);
|
|
}
|
|
|
|
void Engine::onInputEvent(InputEvent *event)
|
|
{
|
|
if(m_currentState)
|
|
m_currentState->onInputEvent(event);
|
|
}
|