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iOS: Fixed compiling demos on C89 compilers.

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This commit is contained in:
Philipp Wiesemann
2016-04-01 21:14:49 +02:00
parent 831597f714
commit f3ca4e4d50
4 changed files with 10 additions and 7 deletions
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5
Xcode-iOS/Demos/src/accelerometer.c
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@@ -34,6 +34,7 @@ void
render(SDL_Renderer *renderer, int w, int h)
{
float speed;
/* get joystick (accelerometer) axis values and normalize them */
float ax = SDL_JoystickGetAxis(accelerometer, 0);
@@ -58,7 +59,7 @@ render(SDL_Renderer *renderer, int w, int h)
ay * SDL_IPHONE_MAX_GFORCE / SINT16_MAX * GRAVITY_CONSTANT *
MILLESECONDS_PER_FRAME;
float speed = sqrt(shipData.vx * shipData.vx + shipData.vy * shipData.vy);
speed = sqrt(shipData.vx * shipData.vx + shipData.vy * shipData.vy);
if (speed > 0) {
/* compensate for friction */
@@ -207,8 +208,8 @@ main(int argc, char *argv[])
done = 0;
/* enter main loop */
while (!done) {
startFrame = SDL_GetTicks();
SDL_Event event;
startFrame = SDL_GetTicks();
while (SDL_PollEvent(&event)) {
if (event.type == SDL_QUIT) {
done = 1;