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Update rcore_android.c

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Bug Fix Update
Code to Ignore Hovering Inputs Completely
This commit is contained in:
Padmadev D
2025-05-18 18:53:28 +05:30
committed by GitHub
parent 8c99a508c6
commit 5da2d10118
1 changed files with 75 additions and 20 deletions
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95
src/platforms/rcore_android.c
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@@ -246,6 +246,17 @@ static const KeyboardKey mapKeycode[KEYCODE_MAP_SIZE] = {
KEY_KP_EQUAL // AKEYCODE_NUMPAD_EQUALS
};
// Store data for both Hover and Touch events
// Used to ignore Hover events which are interpreted as Touch events
static struct {
int32_t pointCount; // Number of touch points active
int32_t pointId[MAX_TOUCH_POINTS]; // Point identifiers
Vector2 position[MAX_TOUCH_POINTS]; // Touch position on screen
int32_t hoverPoints[MAX_TOUCH_POINTS]; // Hover Points
}touchRaw;
//----------------------------------------------------------------------------------
// Module Internal Functions Declaration
//----------------------------------------------------------------------------------
@@ -801,6 +812,11 @@ int InitPlatform(void)
}
}
touchRaw.pointCount = 0;
for(int i = 0; i < MAX_TOUCH_POINTS; i++){
touchRaw.hoverPoints[i] = -1;
}
return 0;
}
@@ -1269,25 +1285,78 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event)
}
// Register touch points count
CORE.Input.Touch.pointCount = AMotionEvent_getPointerCount(event);
touchRaw.pointCount = AMotionEvent_getPointerCount(event);
for (int i = 0; (i < CORE.Input.Touch.pointCount) && (i < MAX_TOUCH_POINTS); i++)
for (int i = 0; (i < touchRaw.pointCount) && (i < MAX_TOUCH_POINTS); i++)
{
// Register touch points id
CORE.Input.Touch.pointId[i] = AMotionEvent_getPointerId(event, i);
touchRaw.pointId[i] = AMotionEvent_getPointerId(event, i);
// Register touch points position
CORE.Input.Touch.position[i] = (Vector2){ AMotionEvent_getX(event, i), AMotionEvent_getY(event, i) };
touchRaw.position[i] = (Vector2){ AMotionEvent_getX(event, i), AMotionEvent_getY(event, i) };
// Normalize CORE.Input.Touch.position[i] for CORE.Window.screen.width and CORE.Window.screen.height
float widthRatio = (float)(CORE.Window.screen.width + CORE.Window.renderOffset.x)/(float)CORE.Window.display.width;
float heightRatio = (float)(CORE.Window.screen.height + CORE.Window.renderOffset.y)/(float)CORE.Window.display.height;
CORE.Input.Touch.position[i].x = CORE.Input.Touch.position[i].x*widthRatio - (float)CORE.Window.renderOffset.x/2;
CORE.Input.Touch.position[i].y = CORE.Input.Touch.position[i].y*heightRatio - (float)CORE.Window.renderOffset.y/2;
touchRaw.position[i].x = touchRaw.position[i].x*widthRatio - (float)CORE.Window.renderOffset.x/2;
touchRaw.position[i].y = touchRaw.position[i].y*heightRatio - (float)CORE.Window.renderOffset.y/2;
}
int32_t action = AMotionEvent_getAction(event);
unsigned int flags = action & AMOTION_EVENT_ACTION_MASK;
int32_t pointerIndex = (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
if(flags == AMOTION_EVENT_ACTION_HOVER_ENTER){
// The new pointer is hover
// So add it to hoverPoints
for(int i = 0; i < MAX_TOUCH_POINTS; i++){
if(touchRaw.hoverPoints[i] == -1){
touchRaw.hoverPoints[i] = touchRaw.pointId[pointerIndex];
break;
}
}
}
if (flags == AMOTION_EVENT_ACTION_POINTER_UP || flags == AMOTION_EVENT_ACTION_UP || flags == AMOTION_EVENT_ACTION_HOVER_EXIT)
{
// One of the touchpoints is released, remove it from touch point arrays
if(flags == AMOTION_EVENT_ACTION_HOVER_EXIT){
// If the touchPoint is hover, remove it from hoverPoints
for(int i = 0; i < MAX_TOUCH_POINTS; i++){
if(touchRaw.hoverPoints[i] == touchRaw.pointId[pointerIndex]){
touchRaw.hoverPoints[i] = -1;
break;
}
}
}
for (int i = pointerIndex; (i < touchRaw.pointCount - 1) && (i < MAX_TOUCH_POINTS-1); i++)
{
touchRaw.pointId[i] = touchRaw.pointId[i+1];
touchRaw.position[i] = touchRaw.position[i+1];
}
touchRaw.pointCount--;
}
int pointCount = 0;
for (int i = 0; (i < touchRaw.pointCount) && (i < MAX_TOUCH_POINTS); i++)
{
// If the touchPoint is hover, Ignore it
bool hover = false;
for(int j = 0; j < MAX_TOUCH_POINTS; j++){
// Check if the touchPoint is in hoverPointers
if(touchRaw.hoverPoints[j] == touchRaw.pointId[i]){
hover = true;
break;
}
}
if(hover)
continue;
CORE.Input.Touch.pointId[pointCount] = touchRaw.pointId[i];
CORE.Input.Touch.position[pointCount] = touchRaw.position[i];
pointCount++;
}
CORE.Input.Touch.pointCount = pointCount;
#if defined(SUPPORT_GESTURES_SYSTEM)
GestureEvent gestureEvent = { 0 };
@@ -1312,20 +1381,6 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event)
ProcessGestureEvent(gestureEvent);
#endif
int32_t pointerIndex = (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
if (flags == AMOTION_EVENT_ACTION_POINTER_UP || flags == AMOTION_EVENT_ACTION_UP)
{
// One of the touchpoints is released, remove it from touch point arrays
for (int i = pointerIndex; (i < CORE.Input.Touch.pointCount - 1) && (i < MAX_TOUCH_POINTS); i++)
{
CORE.Input.Touch.pointId[i] = CORE.Input.Touch.pointId[i+1];
CORE.Input.Touch.position[i] = CORE.Input.Touch.position[i+1];
}
CORE.Input.Touch.pointCount--;
}
// When all touchpoints are tapped and released really quickly, this event is generated
if (flags == AMOTION_EVENT_ACTION_CANCEL) CORE.Input.Touch.pointCount = 0;