Mercurial > sdl-ios-xcode

annotate Xcode-iPhoneOS/Demos/src/rectangles.c @ 4606:4e145485971b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Implement support for setting texture scale mode.
author Sunny Sachanandani <sunnysachanandani@gmail.com>
date Tue, 20 Jul 2010 11:43:13 +0530
parents 64ce267332c6
children 78db79f5a4e2
rev   line source
3277
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /*
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2 * rectangles.c
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3 * written by Holmes Futrell
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4 * use however you want
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5 */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7 #include "SDL.h"
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
8 #include <time.h>
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9 #include "common.h"
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
10
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 void
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 render(void)
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
13 {
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
14
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
15 Uint8 r, g, b;
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
16 /* Come up with a random rectangle */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
17 SDL_Rect rect;
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
18 rect.w = randomInt(64, 128);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
19 rect.h = randomInt(64, 128);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
20 rect.x = randomInt(0, SCREEN_WIDTH);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
21 rect.y = randomInt(0, SCREEN_HEIGHT);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
22
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
23 /* Come up with a random color */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
24 r = randomInt(50, 255);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
25 g = randomInt(50, 255);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
26 b = randomInt(50, 255);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
27
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
28 /* Fill the rectangle in the color */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
29 SDL_SetRenderDrawColor(r, g, b, 255);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
30 SDL_RenderFill(&rect);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
31
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
32 /* update screen */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
33 SDL_RenderPresent();
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
34
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
35 }
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
36
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
37 int
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
38 main(int argc, char *argv[])
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
39 {
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
40
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3277
diff changeset
41 SDL_Window *window;
3277
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
42 int done;
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
43 SDL_Event event;
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
44
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
45 /* initialize SDL */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
46 if (SDL_Init(SDL_INIT_VIDEO) < 0) {
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
47 fatalError("Could not initialize SDL");
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
48 }
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
49
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
50 /* seed random number generator */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
51 srand(time(NULL));
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
52
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
53 /* create window and renderer */
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3277
diff changeset
54 window =
3277
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
55 SDL_CreateWindow(NULL, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT,
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
56 SDL_WINDOW_SHOWN);
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3277
diff changeset
57 if (window == 0) {
3277
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
58 fatalError("Could not initialize Window");
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
59 }
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3277
diff changeset
60 if (SDL_CreateRenderer(window, -1, 0) != 0) {
3277
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
61 fatalError("Could not create renderer");
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
62 }
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
63
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
64 /* Fill screen with black */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
65 SDL_SetRenderDrawColor(0, 0, 0, 255);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
66 SDL_RenderFill(NULL);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
67
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
68 /* Enter render loop, waiting for user to quit */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
69 done = 0;
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
70 while (!done) {
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
71 while (SDL_PollEvent(&event)) {
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
72 if (event.type == SDL_QUIT) {
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
73 done = 1;
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
74 }
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
75 }
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
76 render();
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
77 SDL_Delay(1);
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
78 }
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
79
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
80 /* shutdown SDL */
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
81 SDL_Quit();
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
82
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
83 return 0;
20326ba2bda2 This name inconsistency has been bugging me for a while...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
84 }