LibD/src/Main/main.cpp
2012-09-05 07:10:13 +03:00

135 lines
3.1 KiB
C++

#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#define WIN32_EXTRA_LEAN
#endif
#define GLX_GLXEXT_LEGACY // Use our local glxext.h rather than the system one.
#ifdef _WIN32
#include <windows.h>
#endif
#include <SDL/SDL.h>
#include <SDL/SDL_mixer.h>
#include <SDL/SDL_ttf.h>
#include <GL/gl.h>
#include <time.h>
#include "Game.h"
#include "../IO/Input.h"
#include "../Global/Globals.h"
#include "../Global/Constants.h"
#include "../System/Debug.h"
using saracraft::util::Debug;
void Destroy(void) {
TTF_Quit();
Mix_CloseAudio();
DestroyInput();
SDL_FreeSurface(screen);
SDL_Quit();
}
static void ResizeWindow(Game& game, int w, int h) {
SDL_SetVideoMode(w, h, 32, SDL_OPENGL | SDL_RESIZABLE);
game.OnResize(w, h);
SDL_GL_SwapBuffers();
}
#ifdef _WIN32
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR cmdLine, int cmdShow) {
#else
int main(int argc, char** argv) {
#endif
// Start by opening a debug log.
Debug::openLog(true);
Debug::logger->message("\n ----- Engine Loading -----");
if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) < 0) {
Debug::logger->message("Error: Could not load SDL");
Destroy();
return 1;
} else {
Debug::logger->message("SDL loaded..");
}
// Setup OpenGL.
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
flags = SDL_OPENGL | SDL_HWSURFACE | SDL_RESIZABLE;
screen = SDL_SetVideoMode(windowWidth, windowHeight, 32, flags);
Debug::logger->message("Video mode set..");
if(Mix_OpenAudio(44100, AUDIO_S16, 2, 4096)) {
Debug::logger->message("Audio opened..");
}
if(TTF_Init()) {
Debug::logger->message("SDL_ttf initialized.\n");
}
info = SDL_GetVideoInfo();
if(!info) {
// This should never accur.
Debug::logger->message("Video query failed!");
Destroy();
return 1;
}
SDL_WM_SetCaption("LibD", NULL);
srand((unsigned int)time(NULL));
Debug::logger->message("\n ----- Engine Initialization Complete -----");
Debug::logger->message("\n ----- Logic -----");
Game game;
game.Init();
CreateInput();
Uint32 timeStart = SDL_GetTicks();
float dt = 1.0f / 60.0f;
// We need to give OnResize()'s width and height params an initial value
// Otherwise it is just garbage, and the orthorgraphic view
// screws up for me. -- Allanis.
game.OnResize(windowWidth, windowHeight);
while(game.IsRunning()) {
while(SDL_PollEvent(&event)) {
if((event.type == SDL_QUIT) || KeyStillDown(SDLK_ESCAPE)) {
game.SetRunning(false);
break;
}
if(event.type == SDL_VIDEORESIZE) {
// Resize the window.
ResizeWindow(game, event.resize.w, event.resize.h);
break;
}
}
UpdateInput();
game.Prepare(dt);
game.ProcessEvents(dt);
game.Render();
SDL_GL_SwapBuffers();
Uint32 timeEnd = SDL_GetTicks();
dt = (float)(timeEnd - timeStart) / 1000.0f;
timeStart = timeEnd;
}
game.Shutdown();
Destroy();
Debug::closeLog();
return 0;
}