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annotate test/testsprite2.c @ 1895:c121d94672cb

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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 10 Jul 2006 21:04:37 +0000
parents
children f132024010be
rev   line source
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /* Simple program: Move N sprites around on the screen as fast as possible */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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2
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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3 #include <stdlib.h>
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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4 #include <time.h>
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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5
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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6 #include "SDL.h"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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7
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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8 #define NUM_WINDOWS 4
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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9 #define WINDOW_W 640
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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10 #define WINDOW_H 480
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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11 #define NUM_SPRITES 100
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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12 #define MAX_SPEED 1
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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13 #define BACKGROUND 0x00FFFFFF
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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14
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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15 static int num_windows;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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16 static int num_sprites;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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17 static SDL_WindowID *windows;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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18 static SDL_TextureID *sprites;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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19 static SDL_Rect *positions;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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20 static SDL_Rect *velocities;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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21 static int sprite_w, sprite_h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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22
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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23 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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24 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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25 quit(int rc)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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26 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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27 if (windows) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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28 SDL_free(windows);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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29 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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30 if (sprites) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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31 SDL_free(sprites);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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32 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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33 if (positions) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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34 SDL_free(positions);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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35 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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36 if (velocities) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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37 SDL_free(velocities);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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38 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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39 SDL_Quit();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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40 exit(rc);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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41 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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42
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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43 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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44 LoadSprite(char *file)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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45 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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46 int i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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47 SDL_Surface *temp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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48
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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49 /* Load the sprite image */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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50 temp = SDL_LoadBMP(file);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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51 if (temp == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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52 fprintf(stderr, "Couldn't load %s: %s", file, SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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53 return (-1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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54 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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55 sprite_w = temp->w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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56 sprite_h = temp->h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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57
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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58 /* Set transparent pixel as the pixel at (0,0) */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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59 if (temp->format->palette) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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60 SDL_SetColorKey(temp, SDL_SRCCOLORKEY, *(Uint8 *) temp->pixels);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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61 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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62
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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63 /* Create textures from the image */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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64 for (i = 0; i < num_windows; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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65 SDL_SelectRenderer(windows[i]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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66 sprites[i] =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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67 SDL_CreateTextureFromSurface(0, SDL_TextureAccess_Remote, temp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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68 if (!sprites[i]) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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69 fprintf(stderr, "Couldn't create texture: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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70 SDL_FreeSurface(temp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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71 return (-1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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72 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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73 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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74 SDL_FreeSurface(temp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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75
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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76 /* We're ready to roll. :) */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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77 return (0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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78 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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79
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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80 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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81 MoveSprites(SDL_WindowID window, SDL_TextureID sprite)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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82 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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83 int i, n;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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84 int window_w, window_h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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85 SDL_Rect area, *position, *velocity;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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86
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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87 SDL_SelectRenderer(window);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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88
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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89 /* Query the sizes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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90 SDL_GetWindowSize(window, &window_w, &window_h);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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91
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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92 /* Move the sprite, bounce at the wall, and draw */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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93 n = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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94 for (i = 0; i < num_sprites; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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95 position = &positions[i];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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96 SDL_RenderFill(position, BACKGROUND);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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97 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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98 for (i = 0; i < num_sprites; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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99 position = &positions[i];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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100 velocity = &velocities[i];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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101 position->x += velocity->x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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102 if ((position->x < 0) || (position->x >= (window_w - sprite_w))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
103 velocity->x = -velocity->x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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104 position->x += velocity->x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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105 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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106 position->y += velocity->y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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107 if ((position->y < 0) || (position->y >= (window_h - sprite_w))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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108 velocity->y = -velocity->y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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109 position->y += velocity->y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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110 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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111
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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112 /* Blit the sprite onto the screen */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
113 SDL_RenderCopy(sprite, NULL, position, SDL_TextureBlendMode_Mask,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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114 SDL_TextureScaleMode_None);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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115 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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116
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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117 /* Update the screen! */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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118 SDL_RenderPresent();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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119 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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120
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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121 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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122 main(int argc, char *argv[])
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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123 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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124 int window_w, window_h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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125 Uint32 window_flags = SDL_WINDOW_SHOWN;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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126 SDL_DisplayMode *mode, fullscreen_mode;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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127 int i, done;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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128 SDL_Event event;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 Uint32 then, now, frames;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131 /* Initialize SDL */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132 if (SDL_Init(SDL_INIT_VIDEO) < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133 fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134 return (1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 num_windows = NUM_WINDOWS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 num_sprites = NUM_SPRITES;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 window_w = WINDOW_W;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 window_h = WINDOW_H;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 while (argc > 1) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 if (strcmp(argv[argc - 1], "-width") == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 window_w = atoi(argv[argc]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 --argc;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 } else if (strcmp(argv[argc - 1], "-height") == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 window_h = atoi(argv[argc]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 --argc;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 } else if (strcmp(argv[argc - 1], "-fullscreen") == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149 num_windows = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 window_flags |= SDL_WINDOW_FULLSCREEN;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 --argc;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 } else if (isdigit(argv[argc][0])) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 num_sprites = atoi(argv[argc]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 fprintf(stderr,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 "Usage: %s [-width] [-height] [numsprites]\n", argv[0]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 quit(1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 if (window_flags & SDL_WINDOW_FULLSCREEN) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 SDL_zero(fullscreen_mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 fullscreen_mode.w = window_w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 fullscreen_mode.h = window_h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 SDL_SetFullscreenDisplayMode(&fullscreen_mode);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 /* Create the windows, initialize the renderers, and load the textures */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 windows = (SDL_WindowID *) SDL_malloc(num_windows * sizeof(*windows));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 sprites = (SDL_TextureID *) SDL_malloc(num_windows * sizeof(*sprites));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 if (!windows || !sprites) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 fprintf(stderr, "Out of memory!\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173 quit(2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
175 for (i = 0; i < num_windows; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 char title[32];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 SDL_snprintf(title, sizeof(title), "testsprite %d", i + 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179 windows[i] =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 SDL_CreateWindow(title, SDL_WINDOWPOS_UNDEFINED,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 SDL_WINDOWPOS_UNDEFINED, window_w, window_h,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182 window_flags);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 if (!windows[i]) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184 fprintf(stderr, "Couldn't create window: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 quit(2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 if (SDL_CreateRenderer(windows[i], -1, 0) < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 fprintf(stderr, "Couldn't create renderer: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 quit(2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 SDL_RenderFill(NULL, BACKGROUND);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194 if (LoadSprite("icon.bmp") < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 quit(2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 /* Allocate memory for the sprite info */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199 positions = (SDL_Rect *) SDL_malloc(num_sprites * sizeof(SDL_Rect));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 velocities = (SDL_Rect *) SDL_malloc(num_sprites * sizeof(SDL_Rect));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 if (!positions || !velocities) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 fprintf(stderr, "Out of memory!\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 quit(2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205 srand(time(NULL));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 for (i = 0; i < num_sprites; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 positions[i].x = rand() % (window_w - sprite_w);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 positions[i].y = rand() % (window_h - sprite_h);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 positions[i].w = sprite_w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 positions[i].h = sprite_h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 velocities[i].x = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 velocities[i].y = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 while (!velocities[i].x && !velocities[i].y) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 velocities[i].x = (rand() % (MAX_SPEED * 2 + 1)) - MAX_SPEED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 velocities[i].y = (rand() % (MAX_SPEED * 2 + 1)) - MAX_SPEED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 /* Loop, blitting sprites and waiting for a keystroke */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 frames = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 then = SDL_GetTicks();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 done = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 while (!done) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 /* Check for events */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 ++frames;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 while (SDL_PollEvent(&event)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 switch (event.type) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 case SDL_WINDOWEVENT:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 switch (event.window.event) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 case SDL_WINDOWEVENT_EXPOSED:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 SDL_SelectRenderer(event.window.windowID);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 SDL_RenderFill(NULL, BACKGROUND);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 case SDL_WINDOWEVENT_CLOSE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 done = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 case SDL_KEYDOWN:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 /* Any keypress quits the app... */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 case SDL_QUIT:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 done = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 for (i = 0; i < num_windows; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 MoveSprites(windows[i], sprites[i]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 /* Print out some timing information */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 now = SDL_GetTicks();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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255 if (now > then) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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256 printf("%2.2f frames per second\n",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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257 ((double) frames * 1000) / (now - then));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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258 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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259 quit(0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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260 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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261
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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262 /* vi: set ts=4 sw=4 expandtab: */