TUM_Event.c File Reference

Utilities required by other TUM_XXX files. More...

#include <linux/unistd.h>
#include <assert.h>
#include "TUM_Event.h"
#include "task.h"
#include "semphr.h"
#include "SDL2/SDL.h"
#include "SDL2/SDL_mouse.h"
#include "TUM_Draw.h"
#include "TUM_Utils.h"

Include dependency graph for TUM_Event.c:

Data Structures
struct	mouse

Macros
#define	FETCH_BLOCK_S   0
#define	FETCH_NONBLOCK_S   1
#define	FETCH_NO_GL_CHECK_S   2

Typedefs
typedef struct mouse	mouse_t

Functions
static int	initMouse (void)
static void	SDLFetchEvents (void)
int	tumEventFetchEvents (int flags)
	Polls all outstanding SDL Events. Should be called from Draw Loop that holds the OpenGL context. More...
signed short	tumEventGetMouseX (void)
	Returns a copy of the mouse's most recent X coord (in pixels) More...
signed short	tumEventGetMouseY (void)
	Returns a copy of the mouse's most recent Y coord (in pixels) More...
signed char	tumEventGetMouseLeft (void)
	Returns a copy of the mouse's left button status. More...
signed char	tumEventGetMouseRight (void)
	Returns a copy of the mouse's right button status. More...
signed char	tumEventGetMouseMiddle (void)
	Returns a copy of the mouse's middle button status. More...
int	tumEventInit (void)
	Initializes the TUM Event backend. More...
void	tumEventExit (void)
	Deinitializes the TUM Event backend.

Variables
QueueHandle_t	buttonInputQueue = NULL
	FreeRTOS queue used to obtain a current copy of the keyboard lookup table. More...
mouse_t	mouse
xSemaphoreHandle	fetch_lock

Detailed Description

Utilities required by other TUM_XXX files.

Author

Alex Hoffman

Date

27 August 2019

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    Copyright (C) Alexander Hoffman, 2019
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    any later version.
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
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