kc3-lang/SDL/test/teststreaming.c

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• Hash : 1ad936eb
  Author :
  Date : 2013-08-11T19:56:43
  

  Fixed bug 2027 - Full-screen appears to be broken - hang in SDL_DestroyWindow() Rainer Deyke I'm running Linux Mint 15 with the Cinnamon window manager. SDL_DestroyWindow consistently locks up for me when the window if fullscreen.

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• test/teststreaming.c

• /*
    Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
  
    This software is provided 'as-is', without any express or implied
    warranty.  In no event will the authors be held liable for any damages
    arising from the use of this software.
  
    Permission is granted to anyone to use this software for any purpose,
    including commercial applications, and to alter it and redistribute it
    freely.
  */
  /********************************************************************************
   *                                                                              *
   * Running moose :) Coded by Mike Gorchak.                                      *
   *                                                                              *
   ********************************************************************************/
  
  #include <stdlib.h>
  #include <stdio.h>
  
  #include "SDL.h"
  
  #define MOOSEPIC_W 64
  #define MOOSEPIC_H 88
  
  #define MOOSEFRAME_SIZE (MOOSEPIC_W * MOOSEPIC_H)
  #define MOOSEFRAMES_COUNT 10
  
  SDL_Color MooseColors[84] = {
      {49, 49, 49}, {66, 24, 0}, {66, 33, 0}, {66, 66, 66},
      {66, 115, 49}, {74, 33, 0}, {74, 41, 16}, {82, 33, 8},
      {82, 41, 8}, {82, 49, 16}, {82, 82, 82}, {90, 41, 8},
      {90, 41, 16}, {90, 57, 24}, {99, 49, 16}, {99, 66, 24},
      {99, 66, 33}, {99, 74, 33}, {107, 57, 24}, {107, 82, 41},
      {115, 57, 33}, {115, 66, 33}, {115, 66, 41}, {115, 74, 0},
      {115, 90, 49}, {115, 115, 115}, {123, 82, 0}, {123, 99, 57},
      {132, 66, 41}, {132, 74, 41}, {132, 90, 8}, {132, 99, 33},
      {132, 99, 66}, {132, 107, 66}, {140, 74, 49}, {140, 99, 16},
      {140, 107, 74}, {140, 115, 74}, {148, 107, 24}, {148, 115, 82},
      {148, 123, 74}, {148, 123, 90}, {156, 115, 33}, {156, 115, 90},
      {156, 123, 82}, {156, 132, 82}, {156, 132, 99}, {156, 156, 156},
      {165, 123, 49}, {165, 123, 90}, {165, 132, 82}, {165, 132, 90},
      {165, 132, 99}, {165, 140, 90}, {173, 132, 57}, {173, 132, 99},
      {173, 140, 107}, {173, 140, 115}, {173, 148, 99}, {173, 173, 173},
      {181, 140, 74}, {181, 148, 115}, {181, 148, 123}, {181, 156, 107},
      {189, 148, 123}, {189, 156, 82}, {189, 156, 123}, {189, 156, 132},
      {189, 189, 189}, {198, 156, 123}, {198, 165, 132}, {206, 165, 99},
      {206, 165, 132}, {206, 173, 140}, {206, 206, 206}, {214, 173, 115},
      {214, 173, 140}, {222, 181, 148}, {222, 189, 132}, {222, 189, 156},
      {222, 222, 222}, {231, 198, 165}, {231, 231, 231}, {239, 206, 173}
  };
  
  Uint8 MooseFrames[MOOSEFRAMES_COUNT][MOOSEFRAME_SIZE];
  
  void quit(int rc)
  {
      SDL_Quit();
      exit(rc);
  }
  
  void UpdateTexture(SDL_Texture *texture, int frame)
  {
      SDL_Color *color;
      Uint8 *src;
      Uint32 *dst;
      int row, col;
      void *pixels;
      int pitch;
  
      if (SDL_LockTexture(texture, NULL, &pixels, &pitch) < 0) {
          fprintf(stderr, "Couldn't lock texture: %s\n", SDL_GetError());
          quit(5);
      }
      src = MooseFrames[frame];
      for (row = 0; row < MOOSEPIC_H; ++row) {
          dst = (Uint32*)((Uint8*)pixels + row * pitch);
          for (col = 0; col < MOOSEPIC_W; ++col) {
              color = &MooseColors[*src++];
              *dst++ = (0xFF000000|(color->r<<16)|(color->g<<8)|color->b);
          }
      }
      SDL_UnlockTexture(texture);
  }
  
  int
  main(int argc, char **argv)
  {
      SDL_Window *window;
      SDL_Renderer *renderer;
      SDL_RWops *handle;
      SDL_Texture *MooseTexture;
      SDL_Event event;
      SDL_bool done = SDL_FALSE;
      int frame;
  
      if (SDL_Init(SDL_INIT_VIDEO) < 0) {
          fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
          return 1;
      }
  
      /* load the moose images */
      handle = SDL_RWFromFile("moose.dat", "rb");
      if (handle == NULL) {
          fprintf(stderr, "Can't find the file moose.dat !\n");
          quit(2);
      }
      SDL_RWread(handle, MooseFrames, MOOSEFRAME_SIZE, MOOSEFRAMES_COUNT);
      SDL_RWclose(handle);
  
  
      /* Create the window and renderer */
      window = SDL_CreateWindow("Happy Moose",
                                SDL_WINDOWPOS_UNDEFINED,
                                SDL_WINDOWPOS_UNDEFINED,
                                MOOSEPIC_W*4, MOOSEPIC_H*4,
                                SDL_WINDOW_RESIZABLE);
      if (!window) {
          fprintf(stderr, "Couldn't set create window: %s\n", SDL_GetError());
          quit(3);
      }
  
      renderer = SDL_CreateRenderer(window, -1, 0);
      if (!renderer) {
          fprintf(stderr, "Couldn't set create renderer: %s\n", SDL_GetError());
          quit(4);
      }
  
      MooseTexture = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, MOOSEPIC_W, MOOSEPIC_H);
      if (!MooseTexture) {
          fprintf(stderr, "Couldn't set create texture: %s\n", SDL_GetError());
          quit(5);
      }
  
      /* Loop, waiting for QUIT or the escape key */
      frame = 0;
      while (!done) {
          while (SDL_PollEvent(&event)) {
              switch (event.type) {
              case SDL_KEYDOWN:
                  if (event.key.keysym.sym == SDLK_ESCAPE) {
                      done = SDL_TRUE;
                  }
                  break;
              case SDL_QUIT:
                  done = SDL_TRUE;
                  break;
              }
          }
  
          frame = (frame + 1) % MOOSEFRAMES_COUNT;
          UpdateTexture(MooseTexture, frame);
  
          SDL_RenderClear(renderer);
          SDL_RenderCopy(renderer, MooseTexture, NULL, NULL);
          SDL_RenderPresent(renderer);
      }
      SDL_DestroyRenderer(renderer);
  
      quit(0);
      return 0;
  }
  
  /* vi: set ts=4 sw=4 expandtab: */
  

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