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

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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 committed 2014-10-24 04:06:45 -03:00
1 parent a0481bb10c
commit d89620a809
2 files changed
-48
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src/video/uikit/SDL_uikitview.h
-6
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
src/video/uikit/SDL_uikitview.m
-42
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
}
}