Joe Shotton
/
ll16j23s_test_docs
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Revision 23:8e1a30a69caa, committed 2020-01-27
- Comitter:
- eencae
- Date:
- Mon Jan 27 15:26:16 2020 +0000
- Parent:
- 22:72357412608d
- Child:
- 24:33639c2eacb3
- Commit message:
- Fixed joystick orientation.
Changed in this revision
| Gamepad.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/Gamepad.cpp Mon Jan 27 13:58:59 2020 +0000
+++ b/Gamepad.cpp Mon Jan 27 15:26:16 2020 +0000
@@ -292,13 +292,9 @@
float x = 2.0f*( _horiz->read() - _x0 );
float y = 2.0f*( _vert->read() - _y0 );
- // Note: the x value here is inverted to ensure the positive x is to the
- // right. This is simply due to how the potentiometer on the joystick
- // I was using was connected up. It could have been corrected in hardware
- // by swapping the power supply pins. Instead it is done in software so may
- // need to be changed depending on your wiring setup
+ // Note: the y value here is inverted to ensure the positive y is up
- Vector2D coord = {-x,y};
+ Vector2D coord = {x,-y};
return coord;
}
@@ -312,7 +308,7 @@
float x = coord.x*sqrt(1.0f-pow(coord.y,2.0f)/2.0f);
float y = coord.y*sqrt(1.0f-pow(coord.x,2.0f)/2.0f);
- Vector2D mapped_coord = {-x,-y};
+ Vector2D mapped_coord = {x,y};
return mapped_coord;
}