spieleprogrammierer.de - Forum und Wiki zur Spieleprogrammierung und Spieleentwicklung

C-/C++-Quelltext

#include <SDL.h>
#include <SDL_ttf.h>

#include <iostream>
#include <sstream>

#define __USE_C99_MATH
#include <stdbool.h>

int number = 0;

SDL_Surface* ScreenSurface =NULL;
SDL_Surface* window = NULL;
SDL_Surface* Background = NULL;

SDL_Surface *text1 = NULL;
SDL_Surface *text2 = NULL;

int main(int argc, char** argv)
{
 SDL_Init(SDL_INIT_VIDEO);

 SDL_Window * window = SDL_CreateWindow("SDL TTF + int Example",
 SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,   800, 600, 0);

 TTF_Init();

 TTF_Font *font = TTF_OpenFont("calibri.ttf",20);
 SDL_Color color = {255, 204, 0, 255};
 text1 = TTF_RenderText_Blended(font,"Score:",color);

 ScreenSurface = SDL_GetWindowSurface(window);

 Background= SDL_LoadBMP("background.bmp");

 SDL_Event event;
 bool quit;

 //GAME LOOP
 while (quit == false)
 {
  while (SDL_PollEvent(&event))
 {
  switch(event.type)
  {
   case SDL_QUIT:
   quit= true;
   break;
  }
 }
  //draw background
  SDL_BlitSurface(Background, NULL, ScreenSurface, NULL);

  SDL_Rect textPosition;
  textPosition.x = 5;
  textPosition.y = 5;

  //draw "Score: " on screen
  SDL_BlitSurface(text1, NULL, ScreenSurface,  &textPosition);

  std::stringstream Text;
  Text.clear();
  Text.str( "" );
  Text << number;
  
  //draw int to string
  text2 = TTF_RenderText_Blended(font, Text.str().c_str(),color);

  SDL_Rect textPosition_int;
  textPosition_int.x = 70;
  textPosition_int.y = 5;
  
  draw int on screen
  SDL_BlitSurface(text2, NULL, ScreenSurface,  &textPosition_int);

  number++;

  SDL_UpdateWindowSurface(window);
 }

 SDL_DestroyWindow(window);
 SDL_FreeSurface(Background);


 TTF_Quit();
 SDL_Quit();
}

C-/C++-Quelltext

#include <SDL.h>
#include <SDL_mixer.h>


#define __USE_C99_MATH
#include <stdbool.h>


SDL_Surface* ScreenSurface =NULL;
SDL_Surface* window = NULL;
SDL_Surface* Background = NULL;

int main(int argc, char** argv)
{
 SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO);

 SDL_Window * window = SDL_CreateWindow("SDL Example",
 SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,   800, 600, 0);

 Mix_OpenAudio(44100,MIX_DEFAULT_FORMAT,2,2048);

 Mix_Chunk *sound1 = Mix_LoadWAV("LASER.wav");

 ScreenSurface = SDL_GetWindowSurface(window);

 Background= SDL_LoadBMP("background.bmp");

 Mix_PlayChannel(-1,sound1,0);

 SDL_Event event;
 bool quit;

 //GAME LOOP
 while (quit == false)
 {
  while (SDL_PollEvent(&event))
 {
  switch(event.type)
  {
   case SDL_QUIT:
   quit= true;
   break;
  }
 }

  SDL_BlitSurface(Background, NULL, ScreenSurface, NULL);


  SDL_UpdateWindowSurface(window);
 }

 SDL_DestroyWindow(window);
 SDL_FreeSurface(Background);
 Mix_FreeChunk(sound1);

 Mix_Quit();
 SDL_Quit();
}