Example #1
0
void addProj(Player pl)
{
	int x = pl.getPosX();
	Projectile * tmp = new Projectile(x, SCREEN_HEIGHT - gProjTexture.getHeight()*2);
    tmp->setTex(&gProjTexture);
	Projects.push_back(tmp);
    gameObjects.push_back(tmp);
}
Example #2
0
bool ifShipHit(int projX, int projY, int shipX, int shipY)
{
	if ( projX >= shipX  && 
		(projX < (shipX + (gShipTexture.getWidth()) ) )  && 
		(projY > shipY  ) && 
		(projY < (shipY + (gShipTexture.getHeight()) ) ) )
	{
	return true;
	}
	else 
		return false;
}
Example #3
0
bool ifHitPlayer(int playerX, int playerY, int shipProjX, int shipProjY)
{
	//cout << "px " << playerX << "py " << playerY << "sX" << shipProjX << "sY " << shipProjY << endl;
	if( shipProjX > playerX  &&
		shipProjX < playerX + gPlayerTexture.getWidth()  &&
		shipProjY > playerY - gPlayerTexture.getHeight()  )
	{
		cout << "curna TRUE";
		return true;
	}
	else {
		return false;
	}
}
Dot::Dot()
{
    //Initialize the offsets
    mPosX = 0;
    mPosY = 0;

	//Set collision box dimension
	mCollider.w = gDotTexture.getWidth();
	mCollider.h = gDotTexture.getHeight();

    //Initialize the velocity
    mVelX = 0;
    mVelY = 0;
}
Example #5
0
int main() {
  if(!init()) {
    printf("Failed to initialize!\n");
    return -1;
  }

  if(!loadMedia()) {
    printf("Failed to load media!\n");
    return -1;
  }

  bool quit = false;
  SDL_Event e;

  //While application is running
  while(!quit) {
    //Handle events on queue
    while(SDL_PollEvent(&e) != 0) {
      //User request quit
      if(e.type == SDL_QUIT) {
	quit = true;
      } 
      //Handle window events
      g_window.handleEvent(e);
    }
    //Only draw when not minimized
    if(!g_window.isMinimized()) {
      //Clear screen
      SDL_SetRenderDrawColor(g_renderer, 0xFF, 0xFF, 0xFF, 0xFF);
      SDL_RenderClear(g_renderer);

      //Render text textures
      g_sceneTexture.render((g_window.getWidth() - g_sceneTexture.getWidth()) / 2,
				 (g_window.getHeight() - g_sceneTexture.getHeight()) / 2 );

      //Update screen
      SDL_RenderPresent(g_renderer);
    }
  }
  close();
  return 0;
}
Example #6
0
bool loadMedia() {
  //Loading success flag
  bool success = true;

  //Load foo' texture
  if( !gFooTexture.loadFromFile( "40_texture_manipulation/foo.png" ) ) {
    printf( "Failed to load corner texture!\n" );
    success = false;
  } else {
    //Lock texture
    if( !gFooTexture.lockTexture() ) {
      printf( "Unable to lock Foo' texture!\n" );
    }
    //Manual color key
    else {
      //Get pixel data
      Uint32* pixels = (Uint32*)gFooTexture.getPixels();
      int pixelCount = ( gFooTexture.getPitch() / 4 ) * gFooTexture.getHeight();

      //Map colors
      Uint32 colorKey = SDL_MapRGB( SDL_GetWindowSurface( gWindow )->format, 0, 0xFF, 0xFF );
      Uint32 transparent = SDL_MapRGBA( SDL_GetWindowSurface( gWindow )->format, 0xFF, 0xFF, 0xFF, 0x00 );

      //Color key pixels
      for( int i = 0; i < pixelCount; ++i ) {
        if( pixels[ i ] == colorKey ) {
          pixels[ i ] = transparent;
        }
      }

      //Unlock texture
      gFooTexture.unlockTexture();
    }
  }

  return success;
}
int main( int argc, char* args[] )
{
	//Start up SDL and create window
	if( !init() )
	{
		printf( "Failed to initialize!\n" );
	}
	else
	{
		//Load media
		if( !loadMedia() )
		{
			printf( "Failed to load media!\n" );
		}
		else
		{	
			//Main loop flag
			bool quit = false;

			//Event handler
			SDL_Event e;

			//Angle of rotation
			double degrees = 0;

			//Flip type
			SDL_RendererFlip flipType = SDL_FLIP_NONE;

			//While application is running
			while( !quit )
			{
				//Handle events on queue
				while( SDL_PollEvent( &e ) != 0 )
				{
					//User requests quit
					if( e.type == SDL_QUIT )
					{
						quit = true;
					}
					else if( e.type == SDL_KEYDOWN )
					{
						switch( e.key.keysym.sym )
						{
							case SDLK_a:
							degrees -= 60;
							break;
							
							case SDLK_d:
							degrees += 60;
							break;

							case SDLK_q:
							flipType = SDL_FLIP_HORIZONTAL;
							break;

							case SDLK_w:
							flipType = SDL_FLIP_NONE;
							break;

							case SDLK_e:
							flipType = SDL_FLIP_VERTICAL;
							break;
						}
					}
				}

				//Clear screen
				SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
				SDL_RenderClear( gRenderer );

				//Render arrow
				gArrowTexture.render( ( SCREEN_WIDTH - gArrowTexture.getWidth() ) / 2, ( SCREEN_HEIGHT - gArrowTexture.getHeight() ) / 2, NULL, degrees, NULL, flipType );

				//Update screen
				SDL_RenderPresent( gRenderer );
			}
		}
	}

	//Free resources and close SDL
	close();

	return 0;
}
int main( int argc, char* args[] )
{
	//Start up SDL and create window
	if( !init() )
	{
		printf( "Failed to initialize!\n" );
	}
	else
	{
		//Load media
		if( !loadMedia() )
		{
			printf( "Failed to load media!\n" );
		}
		else
		{	
			//Main loop flag
			bool quit = false;

			//Event handler
			SDL_Event e;

			//Set text color as black
			SDL_Color textColor = { 0, 0, 0, 255 };

			//The application timer
			LTimer timer;

			//In memory text stream
			std::stringstream timeText;

			//While application is running
			while( !quit )
			{
				//Handle events on queue
				while( SDL_PollEvent( &e ) != 0 )
				{
					//User requests quit
					if( e.type == SDL_QUIT )
					{
						quit = true;
					}
					//Reset start time on return keypress
					else if( e.type == SDL_KEYDOWN )
					{
						//Start/stop
						if( e.key.keysym.sym == SDLK_s )
						{
							if( timer.isStarted() )
							{
								timer.stop();
							}
							else
							{
								timer.start();
							}
						}
						//Pause/unpause
						else if( e.key.keysym.sym == SDLK_p )
						{
							if( timer.isPaused() )
							{
								timer.unpause();
							}
							else
							{
								timer.pause();
							}
						}
					}
				}

				//Set text to be rendered
				timeText.str( "" );
				timeText << "Seconds since start time " << ( timer.getTicks() / 1000.f ) ; 

				//Render text
				if( !gTimeTextTexture.loadFromRenderedText( timeText.str().c_str(), textColor ) )
				{
					printf( "Unable to render time texture!\n" );
				}

				//Clear screen
				SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
				SDL_RenderClear( gRenderer );

				//Render textures
				gStartPromptTexture.render( ( SCREEN_WIDTH - gStartPromptTexture.getWidth() ) / 2, 0 );
				gPausePromptTexture.render( ( SCREEN_WIDTH - gPausePromptTexture.getWidth() ) / 2, gStartPromptTexture.getHeight() );
				gTimeTextTexture.render( ( SCREEN_WIDTH - gTimeTextTexture.getWidth() ) / 2, ( SCREEN_HEIGHT - gTimeTextTexture.getHeight() ) / 2 );

				//Update screen
				SDL_RenderPresent( gRenderer );
			}
		}
	}

	//Free resources and close SDL
	close();

	return 0;
}
int main( int argc, char* args[] )
{
    //Start up SDL and create window
    if( !init() )
    {
        printf( "Failed to initialize!\n" );
    }
    else
    {
        //Load media
        if( !loadMedia() )
        {
            printf( "Failed to load media!\n" );
        }
        else
        {
            //Main loop flag
            bool quit = false;

            //Event handler
            SDL_Event e;

            //While application is running
            while( !quit )
            {
                //Handle events on queue
                while( SDL_PollEvent( &e ) != 0 )
                {
                    //User requests quit
                    if( e.type == SDL_QUIT )
                    {
                        quit = true;
                    }

                    //Handle window events
                    gWindow.handleEvent( e );
                }

                //Only draw when not minimized
                if( !gWindow.isMinimized() )
                {
                    //Clear screen
                    SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
                    SDL_RenderClear( gRenderer );

                    //Render text textures
                    gSceneTexture.render( ( gWindow.getWidth() - gSceneTexture.getWidth() ) / 2, ( gWindow.getHeight() - gSceneTexture.getHeight() ) / 2 );

                    //Update screen
                    SDL_RenderPresent( gRenderer );
                }
            }
        }
    }

    //Free resources and close SDL
    close();

    return 0;
}
Example #10
0
void LTexture::renderRelToScrnRel2Object(double x, double y, LTexture& obj2, double angle) {
	render(	MidPositionRelative(SCREEN_WIDTH,	obj2.getWidth(),	getWidth(),	x),
		MidPositionRelative(SCREEN_HEIGHT,	obj2.getHeight(),	getHeight(),	y),
		angle);
}
Example #11
0
int main( int argc, char* args[] )
{
	//Start up SDL and create window
	if( !init() )
	{
		printf( "Failed to initialize!\n" );
	}
	else
	{
		//Load media
		if( !loadMedia() )
		{
			printf( "Failed to load media!\n" );
		}
		else
		{	
			//Main loop flag
			bool quit = false;

			//Event handler
			SDL_Event e;

			//While application is running
			while( !quit )
			{
				//Handle events on queue
				while( SDL_PollEvent( &e ) != 0 )
				{
					//User requests quit
					if( e.type == SDL_QUIT )
					{
						quit = true;
					}
				}

				//Clear screen
				SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
				SDL_RenderClear( gRenderer );

				//Render current frame
				gTextTexture.render( ( SCREEN_WIDTH - gTextTexture.getWidth() ) / 2, ( SCREEN_HEIGHT - gTextTexture.getHeight() ) / 2 );

				//Update screen
				SDL_RenderPresent( gRenderer );
			}
		}
	}

	//Free resources and close SDL
	close();

	return 0;
}
int main( int argc, char* args[] )
{
	//Start up SDL and create window
	if( !init() )
	{
		printf( "Failed to initialize!\n" );
	}
	else
	{
		//Load media
		if( !loadMedia() )
		{
			printf( "Failed to load media!\n" );
		}
		else
		{	
			//Main loop flag
			bool quit = false;

			//Event handler
			SDL_Event e;

			//Set text color as black
			SDL_Color textColor = { 0, 0, 0, 255 };

			//The frames per second timer
			LTimer fpsTimer;

			//In memory text stream
			std::stringstream timeText;

			//Start counting frames per second
			int countedFrames = 0;
			fpsTimer.start();

			//While application is running
			while( !quit )
			{
				//Handle events on queue
				while( SDL_PollEvent( &e ) != 0 )
				{
					//User requests quit
					if( e.type == SDL_QUIT )
					{
						quit = true;
					}
				}

				//Calculate and correct fps
				float avgFPS = countedFrames / ( fpsTimer.getTicks() / 1000.f );
				if( avgFPS > 2000000 )
				{
					avgFPS = 0;
				}
				
				//Set text to be rendered
				timeText.str( "" );
				timeText << "Average Frames Per Second " << avgFPS; 

				//Render text
				if( !gFPSTextTexture.loadFromRenderedText( timeText.str().c_str(), textColor ) )
				{
					printf( "Unable to render FPS texture!\n" );
				}

				//Clear screen
				SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
				SDL_RenderClear( gRenderer );

				//Render textures
				gFPSTextTexture.render( ( SCREEN_WIDTH - gFPSTextTexture.getWidth() ) / 2, ( SCREEN_HEIGHT - gFPSTextTexture.getHeight() ) / 2 );

				//Update screen
				SDL_RenderPresent( gRenderer );
				++countedFrames;
			}
		}
	}

	//Free resources and close SDL
	close();

	return 0;
}
int main( int argc, char* args[] )
{
	//Start up SDL and create window
	if( !init() )
	{
		printf( "Failed to initialize!\n" );
	}
	else
	{
		//Load media
		if( !loadMedia() )
		{
			printf( "Failed to load media!\n" );
		}
		else
		{	
			//Main loop flag
			bool quit = false;

			//Event handler
			SDL_Event e;

			//Text rendering color
			SDL_Color textColor = { 0, 0, 0, 0xFF };
			SDL_Color highlightColor = { 0xFF, 0, 0, 0xFF };

			//Current input point
			int currentData = 0;

			//While application is running
			while( !quit )
			{
				//Handle events on queue
				while( SDL_PollEvent( &e ) != 0 )
				{
					//User requests quit
					if( e.type == SDL_QUIT )
					{
						quit = true;
					}
					else if( e.type == SDL_KEYDOWN )
					{
						switch( e.key.keysym.sym )
						{
							//Previous data entry
							case SDLK_UP:
							//Rerender previous entry input point
							gDataTextures[ currentData ].loadFromRenderedText( std::to_string( (_Longlong)gData[ currentData ] ), textColor );
							--currentData;
							if( currentData < 0 )
							{
								currentData = TOTAL_DATA - 1;
							}
							
							//Rerender current entry input point
							gDataTextures[ currentData ].loadFromRenderedText( std::to_string( (_Longlong)gData[ currentData ] ), highlightColor );
							break;
							
							//Next data entry
							case SDLK_DOWN:
							//Rerender previous entry input point
							gDataTextures[ currentData ].loadFromRenderedText( std::to_string( (_Longlong)gData[ currentData ] ), textColor );
							++currentData;
							if( currentData == TOTAL_DATA )
							{
								currentData = 0;
							}
							
							//Rerender current entry input point
							gDataTextures[ currentData ].loadFromRenderedText( std::to_string( (_Longlong)gData[ currentData ] ), highlightColor );
							break;

							//Decrement input point
							case SDLK_LEFT:
							--gData[ currentData ];
							gDataTextures[ currentData ].loadFromRenderedText( std::to_string( (_Longlong)gData[ currentData ] ), highlightColor );
							break;
							
							//Increment input point
							case SDLK_RIGHT:
							++gData[ currentData ];
							gDataTextures[ currentData ].loadFromRenderedText( std::to_string( (_Longlong)gData[ currentData ] ), highlightColor );
							break;
						}
					}
				}

				//Clear screen
				SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
				SDL_RenderClear( gRenderer );

				//Render text textures
				gPromptTextTexture.render( ( SCREEN_WIDTH - gPromptTextTexture.getWidth() ) / 2, 0 );
				for( int i = 0; i < TOTAL_DATA; ++i )
				{
					gDataTextures[ i ].render( ( SCREEN_WIDTH - gDataTextures[ i ].getWidth() ) / 2, gPromptTextTexture.getHeight() + gDataTextures[ 0 ].getHeight() * i );
				}

				//Update screen
				SDL_RenderPresent( gRenderer );
			}
		}
	}

	//Free resources and close SDL
	close();

	return 0;
}
Example #14
0
void loop () {
	//Handle events on queue
	while( SDL_PollEvent( &e ) != 0 )
	{
		//User requests quit
		if( e.type == SDL_QUIT )
		{
			quit = true;
		}
		//Reset start time on return keypress
		else if( e.type == SDL_KEYDOWN && e.key.keysym.sym == SDLK_RETURN )
		{
			startTime = SDL_GetTicks();
		}
	}

	//Set text to be rendered
	timeText.str( "" );
	timeText << "Milliseconds since start time " << SDL_GetTicks() - startTime; 

	//Render text
	if( !gTimeTextTexture.loadFromRenderedText( timeText.str().c_str(), textColor ) )
	{
		printf( "Unable to render time texture!\n" );
	}

	//Clear screen
	SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
	SDL_RenderClear( gRenderer );

	//Render textures
	gPromptTextTexture.render( ( SCREEN_WIDTH - gPromptTextTexture.getWidth() ) / 2, 0 );
	gTimeTextTexture.render( ( SCREEN_WIDTH - gPromptTextTexture.getWidth() ) / 2, ( SCREEN_HEIGHT - gPromptTextTexture.getHeight() ) / 2 );

	//Update screen
	SDL_RenderPresent( gRenderer );
}
void loop () {
	//Handle events on queue
	while( SDL_PollEvent( &e ) != 0 )
	{
		//User requests quit
		if( e.type == SDL_QUIT )
		{
			quit = true;
		}
	}
	
	//Calculate and correct fps
	float avgFPS = countedFrames / ( fpsTimer.getTicks() / 1000.f );
	if( avgFPS > 2000000 )
	{
		avgFPS = 0;
	}
	
	//Set text to be rendered
	timeText.str( "" );
	timeText << "Average Frames Per Second " << avgFPS; 

	//Render text
	if( !gFPSTextTexture.loadFromRenderedText( timeText.str().c_str(), textColor ) )
	{
		printf( "Unable to render FPS texture!\n" );
	}

	//Clear screen
	SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
	SDL_RenderClear( gRenderer );

	//Render textures
	gFPSTextTexture.render( ( SCREEN_WIDTH - gFPSTextTexture.getWidth() ) / 2, ( SCREEN_HEIGHT - gFPSTextTexture.getHeight() ) / 2 );

	//Update screen
	SDL_RenderPresent( gRenderer );
	++countedFrames;
}
Example #16
0
int main( int argc, char* args[])
 {
	SDL_Color textColor = { 255, 255, 200, 255 };
//	 int i = 0;
	int timer = 0;
	int direction = 1;   //  1 : left moving / 2 : right
	bool screenHit = false;

	int PlayerLifes = 3;

	std::stringstream PlayerLifesText;

	if( !init() )
	{
		printf( "Failed to initialize!\n" );
	}
	else
	{
		if( !loadMedia() )
		{
			printf( "Failed to load media!\n" );
		}
		else
		{	
			bool quit = false;

			SDL_Event e;

			Player player(0, SCREEN_HEIGHT - gPlayerTexture.getHeight());
            player.setTex(&gPlayerTexture);
            gameObjects.push_back(&player);
        
			createArmy(100, 50, 0);

			while( !quit )
			{
				while( SDL_PollEvent( &e ) != 0 )
				{
					if( e.type == SDL_QUIT )
					{
						quit = true;
					}
					//if(e.type == SDL_KEYDOWN && e.key.keysym.sym == SDLK_n) 
					//{
					//	PlayerLifes = 1;
					//	deleteShips();
					//	createArmy(100, 50, 0);
					//}
					bool shouldShoot = player.handleEvent( e );
                    if (shouldShoot)
                        addProj(player);
					
				}
           
			if(PlayerLifes <= 0) {
				SDL_SetRenderDrawColor( gRenderer, 0x00, 0x00, 0x00, 0x00 );
				SDL_RenderClear( gRenderer );

				gLoseScreen.render(0, 0, gRenderer);

			}
			else 
			{
				PlayerLifesText.str("");
				PlayerLifesText << "Lifes " << PlayerLifes;

				gPlayerLifesTexture.loadFromRenderedText( PlayerLifesText.str().c_str(), textColor, gRenderer, gFont  ); 

				if( timer > 100 )
					timer = 0;
				timer += 1; 

				if( timer % 3 == 0) 
				{
					if(ifScreenEndHit()) {
						screenHit = true;
						direction += 1;
					}	
				
					movingShips(direction, screenHit);
				
					if(screenHit)
						screenHit = false;
				}				
				
				if( timer % 50 == 0) {
					shipFire();
				}

				ifProjCollShip();
				projCollPlayer(player, PlayerLifes);
				
				//cout << PlayerLifes << endl;

				  for(std::list<GameObject*>::iterator it = gameObjects.begin(); it != gameObjects.end();)
				  {
					if( (*it)->alive == true ) 
						(*it)->update();
					    ++it;
					
				  }

				for(vector<Projectile*>::iterator it = shipProjects.begin(); it != shipProjects.end(); ++it)
				{
					if( (*it)->alive == true)
						(*it)->move();
				}

                // RENDERING
				SDL_SetRenderDrawColor( gRenderer, 0x00, 0x00, 0x00, 0x00 );
				SDL_RenderClear( gRenderer );

				for(vector<Projectile*>::iterator it = shipProjects.begin(); it != shipProjects.end(); ++it)
				{
						if( (*it)->alive == true)
							(*it)->render(gRenderer);
				}
	                
                for(std::list<GameObject*>::iterator it = gameObjects.begin(); it != gameObjects.end();)
                {
					if ((*it)->alive == true ) 
					    (*it)->render(gRenderer);
                    ++it;
					
                }
				
				for(vector<vector<Ships*>>::iterator it =  ships.begin(); it != ships.end(); ++it )
				{
					for(vector<Ships*>::iterator itt = (*it).begin(); itt != (*it).end(); ++itt)
					{
						if( (*itt)->alive == true )
							(*itt)->render(gRenderer);

					}
				}
			}

			gPlayerLifesTexture.render(5, 5, gRenderer);

				SDL_RenderPresent( gRenderer );
				//deleteDeadShips(); m

			}
		}
	
	}
	close();
	//system("pause");
	return 0;
}
int main( int argc, char* args[] )
{
	//Start up SDL and create window
	if( !init() )
	{
		printf( "Failed to initialize!\n" );
	}
	else
	{
		//Load media
		if( !loadMedia() )
		{
			printf( "Failed to load media!\n" );
		}
		else
		{	
			//Main loop flag
			bool quit = false;

			//Event handler
			SDL_Event e;

			//Set text color as black
			SDL_Color textColor = { 0, 0, 0, 0xFF };

			//The current input text.
			std::string inputText = "Some Text";
			gInputTextTexture.loadFromRenderedText( inputText.c_str(), textColor );

			//Enable text input
			SDL_StartTextInput();

			//While application is running
			while( !quit )
			{
				//The rerender text flag
				bool renderText = false;

				//Handle events on queue
				while( SDL_PollEvent( &e ) != 0 )
				{
					//User requests quit
					if( e.type == SDL_QUIT )
					{
						quit = true;
					}
					//Special key input
					else if( e.type == SDL_KEYDOWN )
					{
						//Handle backspace
						if( e.key.keysym.sym == SDLK_BACKSPACE && inputText.length() > 0 )
						{
							//lop off character
							inputText.pop_back();
							renderText = true;
						}
						//Handle copy
						else if( e.key.keysym.sym == SDLK_c && SDL_GetModState() & KMOD_CTRL )
						{
							SDL_SetClipboardText( inputText.c_str() );
						}
						//Handle paste
						else if( e.key.keysym.sym == SDLK_v && SDL_GetModState() & KMOD_CTRL )
						{
							inputText = SDL_GetClipboardText();
							renderText = true;
						}
					}
					//Special text input event
					else if( e.type == SDL_TEXTINPUT )
					{
						//Not copy or pasting
						if( !( ( e.text.text[ 0 ] == 'c' || e.text.text[ 0 ] == 'C' ) && ( e.text.text[ 0 ] == 'v' || e.text.text[ 0 ] == 'V' ) && SDL_GetModState() & KMOD_CTRL ) )
						{
							//Append character
							inputText += e.text.text;
							renderText = true;
						}
					}
				}

				//Rerender text if needed
				if( renderText )
				{
					//Text is not empty
					if( inputText != "" )
					{
						//Render new text
						gInputTextTexture.loadFromRenderedText( inputText.c_str(), textColor );
					}
					//Text is empty
					else
					{
						//Render space texture
						gInputTextTexture.loadFromRenderedText( " ", textColor );
					}
				}

				//Clear screen
				SDL_SetRenderDrawColor( gRenderer, 0xFF, 0xFF, 0xFF, 0xFF );
				SDL_RenderClear( gRenderer );

				//Render text textures
				gPromptTextTexture.render( ( SCREEN_WIDTH - gPromptTextTexture.getWidth() ) / 2, 0 );
				gInputTextTexture.render( ( SCREEN_WIDTH - gInputTextTexture.getWidth() ) / 2, gPromptTextTexture.getHeight() );

				//Update screen
				SDL_RenderPresent( gRenderer );
			}
			
			//Disable text input
			SDL_StopTextInput();
		}
	}

	//Free resources and close SDL
	close();

	return 0;
}
bool loadLetters()
{
	bool success = true;

	if (!gFontTexture.loadFromFile("font.png")) {
		printf("Failed to load corner texture!\n");
		success = false;
	}
	else {
		if (!gFontTexture.lockTexture()) {
			printf("Unable to lock font texture!\n");
		}
		else {
			Uint32* pixels = (Uint32*)gFontTexture.getPixels();
			int pixelCount = (gFontTexture.getPitch() / 4) * gFontTexture.getHeight();

			int width = gFontTexture.getWidth();
			int height = gFontTexture.getHeight();

			std::vector<std::vector<Uint32>> pixelGrid;
			pixelGrid.resize(height, std::vector<Uint32>(width));

			Uint32 white = SDL_MapRGB(SDL_GetWindowSurface(gWindow)->format, 255, 255, 255);
			Uint32 cyan = SDL_MapRGB(SDL_GetWindowSurface(gWindow)->format, 0, 255, 255);

			int k = 0;
			for (int i = 0; i < height; i++) {
				for (int j = 0; j < width; j++) {
					pixelGrid[i][j] = pixels[k];
					k++;
				}
			}
			
			std::vector<SDL_Rect> boxes;

			int current = 0;
			int rightEdge = 0;
			int leftEdge = 0;
			int state = 1;

			int rowCount = height / LINE_HEIGHT;
			printf("%d\n", rowCount);
			for (int i = 0; i < rowCount; i++) {
				for (int j = 0; j < width; j++) {
					printf("%d %d\n", i, j);
					int value = hasBlack(pixelGrid, i, j, white, cyan);
					if (value == 1) {
						if (state == 1) {
							leftEdge = j;
							state = 2;
						}
						if (state == 2) {
							rightEdge = j;
						}
					}
					if (value == 2) {
						SDL_Rect currentBox;
						currentBox.x = leftEdge;
						currentBox.y = i * LINE_HEIGHT;
						currentBox.w = rightEdge - leftEdge;
						currentBox.h = LINE_HEIGHT - 1;

						if (currentBox.w < 10) {
							currentBox.w = 10;
						}
						
						printf("%d %d %d %d\n", currentBox.x, currentBox.y, currentBox.w, currentBox.h);
						boxes.push_back(currentBox);

						state = 1;
					}
				}
			}

			convert(boxes);
			gFontTexture.unlockTexture();
		}
	}

	return success;
}
Example #19
0
int
main(int argc, char *argv[])
{
	int quit = 0;
	/* event handler */
	SDL_Event event;

	/* set text color as black */
	SDL_Color textColor = { 0, 0, 0, 255 };
	/* current time start time */
	Uint32 startTime = 0;
	char timeText[128];

	/* starts up SDL and create window */
	if (init_sdl() == -1) {
		fprintf(stderr, "Failed to initialize SDL!\n");
		return -1;
	}

	/* load media */
	if (load_media() == -1) {
		fprintf(stderr, "Failed to load media!\n");
		return -2;
	}

	/* main loop */
	while (quit == 0) {
		/* handle events on queue */
		while (SDL_PollEvent(&event) != 0) {
			/* users request quit */
			if (event.type == SDL_QUIT)
				quit = 1;

			/* reset start time on return key press */
			else if (event.type == SDL_KEYDOWN && event.key.keysym.sym == SDLK_RETURN) {
				startTime = SDL_GetTicks();
			}
		}

		/* set text to be rendered */
		snprintf(timeText, sizeof(timeText), "%d", SDL_GetTicks() - startTime);

		/* render text */
		if (gTimeTextTexture.loadFromRenderedText(timeText, textColor) == -1)
			fprintf(stderr, "Unable to render time texture!\n");


		/* clear screen */
		SDL_SetRenderDrawColor(gRenderer, 0xFF, 0xFF, 0xFF, 0xFF);
		SDL_RenderClear(gRenderer);

		/* render texture */
		gPromptTexture.render((SCREEN_WIDTH - gPromptTexture.getWidth()) / 2, 0);
		gTimeTextTexture.render((SCREEN_WIDTH - gTimeTextTexture.getWidth()) / 2,
			(SCREEN_HEIGHT - gTimeTextTexture.getHeight()) / 2);


		/* update screen */
		SDL_RenderPresent(gRenderer);
	}

	/* free resources and close */
	close_sdl();

	return 0;
}