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Removed the codepath that gets compiled if IPHONE_TOUCH_EFFICIENT_DANGEROUS is not defined. 

The "dangerous" codepath relies on the fact that UITouch objects are persistent for the entire touch sequence, which is always guaranteed by Apple.
This commit is contained in:
Alex Szpakowski 2014-10-24 04:06:45 -03:00
parent a0481bb10c
commit d89620a809
2 changed files with 0 additions and 48 deletions
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6
src/video/uikit/SDL_uikitview.h
View File

@ -24,12 +24,6 @@
#include "SDL_touch.h"
#define IPHONE_TOUCH_EFFICIENT_DANGEROUS
#ifndef IPHONE_TOUCH_EFFICIENT_DANGEROUS
#define MAX_SIMULTANEOUS_TOUCHES 5
#endif
#if SDL_IPHONE_KEYBOARD
@interface SDL_uikitview : UIView <UITextFieldDelegate>
#else

42
src/video/uikit/SDL_uikitview.m
View File

@ -41,9 +41,6 @@ void _uikit_keyboard_init();
SDL_TouchID touchId;
UITouch *leftFingerDown;
#ifndef IPHONE_TOUCH_EFFICIENT_DANGEROUS
UITouch *finger[MAX_SIMULTANEOUS_TOUCHES];
#endif
#if SDL_IPHONE_KEYBOARD
UITextField *textField;
@ -99,24 +96,8 @@ void _uikit_keyboard_init();
}
CGPoint locationInView = [self touchLocation:touch shouldNormalize:YES];
#ifdef IPHONE_TOUCH_EFFICIENT_DANGEROUS
/* FIXME: TODO: Using touch as the fingerId is potentially dangerous
* It is also much more efficient than storing the UITouch pointer
* and comparing it to the incoming event.
*/
SDL_SendTouch(touchId, (SDL_FingerID)((size_t)touch),
SDL_TRUE, locationInView.x, locationInView.y, 1.0f);
#else
int i;
for(i = 0; i < MAX_SIMULTANEOUS_TOUCHES; i++) {
if (finger[i] == NULL) {
finger[i] = touch;
SDL_SendTouch(touchId, i,
SDL_TRUE, locationInView.x, locationInView.y, 1.0f);
break;
}
}
#endif
}
}
@ -130,20 +111,8 @@ void _uikit_keyboard_init();
}
CGPoint locationInView = [self touchLocation:touch shouldNormalize:YES];
#ifdef IPHONE_TOUCH_EFFICIENT_DANGEROUS
SDL_SendTouch(touchId, (SDL_FingerID)((size_t)touch),
SDL_FALSE, locationInView.x, locationInView.y, 1.0f);
#else
int i;
for (i = 0; i < MAX_SIMULTANEOUS_TOUCHES; i++) {
if (finger[i] == touch) {
SDL_SendTouch(touchId, i,
SDL_FALSE, locationInView.x, locationInView.y, 1.0f);
finger[i] = NULL;
break;
}
}
#endif
}
}
@ -168,19 +137,8 @@ void _uikit_keyboard_init();
}
CGPoint locationInView = [self touchLocation:touch shouldNormalize:YES];
#ifdef IPHONE_TOUCH_EFFICIENT_DANGEROUS
SDL_SendTouchMotion(touchId, (SDL_FingerID)((size_t)touch),
locationInView.x, locationInView.y, 1.0f);
#else
int i;
for (i = 0; i < MAX_SIMULTANEOUS_TOUCHES; i++) {
if (finger[i] == touch) {
SDL_SendTouchMotion(touchId, i,
locationInView.x, locationInView.y, 1.0f);
break;
}
}
#endif
}
}