sdl-ios-xcode: Xcode-iPhoneOS/Template/SDL Application/main.c annotate

annotate Xcode-iPhoneOS/Template/SDL Application/main.c @ 4687:257bdf117af8

Fixed so the origin of the touch events is the upper left.

author	Sam Lantinga <slouken@libsdl.org>
date	Fri, 13 Aug 2010 17:05:06 -0700
parents	20326ba2bda2
children	b6c7a6b07ebf

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
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 #define SCREEN_WIDTH 320
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 #define SCREEN_HEIGHT 480
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 int
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14 randomInt(int min, int max)
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 {
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 return min + rand() % (max - min + 1);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 }
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 void
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 render(void)
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 {
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 Uint8 r, g, b;
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 /* 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	25 SDL_Rect rect;
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	26 rect.w = randomInt(64, 128);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	27 rect.h = randomInt(64, 128);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	28 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	29 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	30
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	31 /* 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	32 r = randomInt(50, 255);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	33 g = randomInt(50, 255);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	34 b = randomInt(50, 255);
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 /* 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	37 SDL_RenderFill(r, g, b, 255, &rect);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	38
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	39 /* update screen */
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	40 SDL_RenderPresent();
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	41
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	42 }
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	43
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	44 int
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	45 main(int argc, char *argv[])
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	46 {
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	47
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	48 SDL_WindowID windowID;
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	49 int done;
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	50 SDL_Event event;
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	51
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	52 /* initialize SDL */
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	53 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	54 printf("Could not initialize SDL\n");
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 }
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57 /* seed random number generator */
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58 srand(time(NULL));
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	60 /* create window and renderer */
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	61 windowID =
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62 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	63 SDL_WINDOW_OPENGL \| SDL_WINDOW_SHOWN);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	64 if (windowID == 0) {
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	65 printf("Could not initialize Window\n");
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	66 }
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	67 if (SDL_CreateRenderer(windowID, -1, 0) != 0) {
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 printf("Could not create renderer\n");
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	69 }
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	70
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	71 /* Fill screen with black */
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	72 SDL_RenderFill(0, 0, 0, 0, NULL);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	73
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	74 /* 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	75 done = 0;
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	76 while (!done) {
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77 while (SDL_PollEvent(&event)) {
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78 if (event.type == SDL_QUIT) {
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 done = 1;
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	80 }
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 }
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 render();
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	83 SDL_Delay(1);
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	84 }
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	86 /* shutdown SDL */
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	87 SDL_Quit();
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	88
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	89 return 0;
20326ba2bda2 This name inconsistency has been bugging me for a while... Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90 }

Mercurial > sdl-ios-xcode

annotate Xcode-iPhoneOS/Template/SDL Application/main.c @ 4687:257bdf117af8