UnrealXR/raylib-go
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Update C sources

Browse source
This commit is contained in:
Milan Nikolic 2019-11-25 03:34:31 +01:00
parent 02424e2e10
commit bd6bf15356
No known key found for this signature in database
GPG key ID: 9229D0EAA3AA4E75
53 changed files with 62247 additions and 9914 deletions
Download patch file Download diff file Expand all files Collapse all files

96
raylib/gestures.h
View file

@ -8,7 +8,7 @@
*
* #define GESTURES_IMPLEMENTATION
* Generates the implementation of the library into the included file.
* If not defined, the library is in header only mode and can be included in other headers
* If not defined, the library is in header only mode and can be included in other headers
* or source files without problems. But only ONE file should hold the implementation.
*
* #define GESTURES_STANDALONE
@ -24,7 +24,7 @@
*
* LICENSE: zlib/libpng
*
* Copyright (c) 2014-2018 Ramon Santamaria (@raysan5)
* Copyright (c) 2014-2019 Ramon Santamaria (@raysan5)
*
* This software is provided "as-is", without any express or implied warranty. In no event
* will the authors be held liable for any damages arising from the use of this software.
@ -216,8 +216,8 @@ static float pinchDistance = 0.0f; // PINCH displacement distance (
static int currentGesture = GESTURE_NONE; // Current detected gesture
// Enabled gestures flags, all gestures enabled by default
static unsigned int enabledGestures = 0b0000001111111111;
// Enabled gestures flags, all gestures enabled by default
static unsigned int enabledGestures = 0b0000001111111111;
//----------------------------------------------------------------------------------
// Module specific Functions Declaration
@ -251,13 +251,13 @@ void ProcessGestureEvent(GestureEvent event)
{
// Reset required variables
pointCount = event.pointCount; // Required on UpdateGestures()
if (pointCount < 2)
{
if (event.touchAction == TOUCH_DOWN)
{
tapCounter++; // Tap counter
// Detect GESTURE_DOUBLE_TAP
if ((currentGesture == GESTURE_NONE) && (tapCounter >= 2) && ((GetCurrentTime() - eventTime) < TAP_TIMEOUT) && (Vector2Distance(touchDownPosition, event.position[0]) < DOUBLETAP_RANGE))
{
@ -269,15 +269,15 @@ void ProcessGestureEvent(GestureEvent event)
tapCounter = 1;
currentGesture = GESTURE_TAP;
}
touchDownPosition = event.position[0];
touchDownDragPosition = event.position[0];
touchUpPosition = touchDownPosition;
eventTime = GetCurrentTime();
firstTouchId = event.pointerId[0];
dragVector = (Vector2){ 0.0f, 0.0f };
}
else if (event.touchAction == TOUCH_UP)
@ -287,15 +287,15 @@ void ProcessGestureEvent(GestureEvent event)
// NOTE: dragIntensity dependend on the resolution of the screen
dragDistance = Vector2Distance(touchDownPosition, touchUpPosition);
dragIntensity = dragDistance/(float)((GetCurrentTime() - swipeTime));
startMoving = false;
// Detect GESTURE_SWIPE
if ((dragIntensity > FORCE_TO_SWIPE) && (firstTouchId == event.pointerId[0]))
{
// NOTE: Angle should be inverted in Y
dragAngle = 360.0f - Vector2Angle(touchDownPosition, touchUpPosition);
if ((dragAngle < 30) || (dragAngle > 330)) currentGesture = GESTURE_SWIPE_RIGHT; // Right
else if ((dragAngle > 30) && (dragAngle < 120)) currentGesture = GESTURE_SWIPE_UP; // Up
else if ((dragAngle > 120) && (dragAngle < 210)) currentGesture = GESTURE_SWIPE_LEFT; // Left
@ -307,31 +307,31 @@ void ProcessGestureEvent(GestureEvent event)
dragDistance = 0.0f;
dragIntensity = 0.0f;
dragAngle = 0.0f;
currentGesture = GESTURE_NONE;
}
touchDownDragPosition = (Vector2){ 0.0f, 0.0f };
pointCount = 0;
}
else if (event.touchAction == TOUCH_MOVE)
{
if (currentGesture == GESTURE_DRAG) eventTime = GetCurrentTime();
if (!startMoving)
{
swipeTime = GetCurrentTime();
startMoving = true;
}
moveDownPosition = event.position[0];
if (currentGesture == GESTURE_HOLD)
{
if (resetHold) touchDownPosition = event.position[0];
resetHold = false;
// Detect GESTURE_DRAG
if (Vector2Distance(touchDownPosition, moveDownPosition) >= MINIMUM_DRAG)
{
@ -339,7 +339,7 @@ void ProcessGestureEvent(GestureEvent event)
currentGesture = GESTURE_DRAG;
}
}
dragVector.x = moveDownPosition.x - touchDownDragPosition.x;
dragVector.y = moveDownPosition.y - touchDownDragPosition.y;
}
@ -350,28 +350,28 @@ void ProcessGestureEvent(GestureEvent event)
{
touchDownPosition = event.position[0];
touchDownPosition2 = event.position[1];
//pinchDistance = Vector2Distance(touchDownPosition, touchDownPosition2);
pinchVector.x = touchDownPosition2.x - touchDownPosition.x;
pinchVector.y = touchDownPosition2.y - touchDownPosition.y;
currentGesture = GESTURE_HOLD;
timeHold = GetCurrentTime();
}
else if (event.touchAction == TOUCH_MOVE)
{
pinchDistance = Vector2Distance(moveDownPosition, moveDownPosition2);
touchDownPosition = moveDownPosition;
touchDownPosition2 = moveDownPosition2;
moveDownPosition = event.position[0];
moveDownPosition2 = event.position[1];
pinchVector.x = moveDownPosition2.x - moveDownPosition.x;
pinchVector.y = moveDownPosition2.y - moveDownPosition.y;
if ((Vector2Distance(touchDownPosition, moveDownPosition) >= MINIMUM_PINCH) || (Vector2Distance(touchDownPosition2, moveDownPosition2) >= MINIMUM_PINCH))
{
if ((Vector2Distance(moveDownPosition, moveDownPosition2) - pinchDistance) < 0) currentGesture = GESTURE_PINCH_IN;
@ -382,7 +382,7 @@ void ProcessGestureEvent(GestureEvent event)
currentGesture = GESTURE_HOLD;
timeHold = GetCurrentTime();
}
// NOTE: Angle should be inverted in Y
pinchAngle = 360.0f - Vector2Angle(moveDownPosition, moveDownPosition2);
}
@ -392,7 +392,7 @@ void ProcessGestureEvent(GestureEvent event)
pinchAngle = 0.0f;
pinchVector = (Vector2){ 0.0f, 0.0f };
pointCount = 0;
currentGesture = GESTURE_NONE;
}
}
@ -409,14 +409,14 @@ void UpdateGestures(void)
currentGesture = GESTURE_HOLD;
timeHold = GetCurrentTime();
}
if (((GetCurrentTime() - eventTime) > TAP_TIMEOUT) && (currentGesture == GESTURE_DRAG) && (pointCount < 2))
{
currentGesture = GESTURE_HOLD;
timeHold = GetCurrentTime();
resetHold = true;
}
// Detect GESTURE_NONE
if ((currentGesture == GESTURE_SWIPE_RIGHT) || (currentGesture == GESTURE_SWIPE_UP) || (currentGesture == GESTURE_SWIPE_LEFT) || (currentGesture == GESTURE_SWIPE_DOWN))
{
@ -428,7 +428,7 @@ void UpdateGestures(void)
int GetTouchPointsCount(void)
{
// NOTE: point count is calculated when ProcessGestureEvent(GestureEvent event) is called
return pointCount;
}
@ -443,11 +443,11 @@ int GetGestureDetected(void)
float GetGestureHoldDuration(void)
{
// NOTE: time is calculated on current gesture HOLD
double time = 0.0;
if (currentGesture == GESTURE_HOLD) time = GetCurrentTime() - timeHold;
return (float)time;
}
@ -455,7 +455,7 @@ float GetGestureHoldDuration(void)
Vector2 GetGestureDragVector(void)
{
// NOTE: drag vector is calculated on one touch points TOUCH_MOVE
return dragVector;
}
@ -464,7 +464,7 @@ Vector2 GetGestureDragVector(void)
float GetGestureDragAngle(void)
{
// NOTE: drag angle is calculated on one touch points TOUCH_UP
return dragAngle;
}
@ -473,7 +473,7 @@ Vector2 GetGesturePinchVector(void)
{
// NOTE: The position values used for pinchDistance are not modified like the position values of [core.c]-->GetTouchPosition(int index)
// NOTE: pinch distance is calculated on two touch points TOUCH_MOVE
return pinchVector;
}
@ -482,7 +482,7 @@ Vector2 GetGesturePinchVector(void)
float GetGesturePinchAngle(void)
{
// NOTE: pinch angle is calculated on two touch points TOUCH_MOVE
return pinchAngle;
}
@ -494,7 +494,7 @@ float GetGesturePinchAngle(void)
static float Vector2Angle(Vector2 v1, Vector2 v2)
{
float angle = atan2f(v2.y - v1.y, v2.x - v1.x)*(180.0f/PI);
if (angle < 0) angle += 360.0f;
return angle;
@ -518,13 +518,13 @@ static float Vector2Distance(Vector2 v1, Vector2 v2)
static double GetCurrentTime(void)
{
double time = 0;
#if defined(_WIN32)
unsigned long long int clockFrequency, currentTime;
QueryPerformanceFrequency(&clockFrequency); // BE CAREFUL: Costly operation!
QueryPerformanceCounter(&currentTime);
time = (double)currentTime/clockFrequency*1000.0f; // Time in miliseconds
#endif
@ -533,24 +533,24 @@ static double GetCurrentTime(void)
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
uint64_t nowTime = (uint64_t)now.tv_sec*1000000000LLU + (uint64_t)now.tv_nsec; // Time in nanoseconds
time = ((double)nowTime/1000000.0); // Time in miliseconds
#endif
#if defined(__APPLE__)
//#define CLOCK_REALTIME CALENDAR_CLOCK // returns UTC time since 1970-01-01
//#define CLOCK_MONOTONIC SYSTEM_CLOCK // returns the time since boot time
clock_serv_t cclock;
mach_timespec_t now;
host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock);
// NOTE: OS X does not have clock_gettime(), using clock_get_time()
clock_get_time(cclock, &now);
mach_port_deallocate(mach_task_self(), cclock);
uint64_t nowTime = (uint64_t)now.tv_sec*1000000000LLU + (uint64_t)now.tv_nsec; // Time in nanoseconds
time = ((double)nowTime/1000000.0); // Time in miliseconds
time = ((double)nowTime/1000000.0); // Time in miliseconds
#endif
return time;