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/*
* Copyright (C) 2015 Advanced Driver Information Technology Joint Venture GmbH
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of the copyright holders not be used in
* advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. The copyright holders make
* no representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <pthread.h>
#include "ilm_control.h"
t_ilm_uint screenWidth;
t_ilm_uint screenHeight;
t_ilm_uint layer;
pthread_mutex_t mutex;
static pthread_cond_t waiterVariable = PTHREAD_COND_INITIALIZER;
static int number_of_surfaces;
static void configure_ilm_surface(t_ilm_uint id, t_ilm_uint width, t_ilm_uint height)
{
ilm_surfaceSetDestinationRectangle(id, 0, 0, width, height);
printf("SetDestinationRectangle: surface ID (%d), Width (%u), Height (%u)\n", id, width, height);
ilm_surfaceSetSourceRectangle(id, 0, 0, width, height);
printf("SetSourceRectangle : surface ID (%d), Width (%u), Height (%u)\n", id, width, height);
ilm_surfaceSetVisibility(id, ILM_TRUE);
printf("SetVisibility : surface ID (%d), ILM_TRUE\n", id);
ilm_layerAddSurface(layer,id);
printf("layerAddSurface : surface ID (%d) is added to layer ID (%d)\n", id, layer);
ilm_commitChanges();
pthread_cond_signal( &waiterVariable );
}
static void surfaceCallbackFunction(t_ilm_uint id, struct ilmSurfaceProperties* sp, t_ilm_notification_mask m)
{
if ((unsigned)m & ILM_NOTIFICATION_CONFIGURED)
{
configure_ilm_surface(id, sp->origSourceWidth, sp->origSourceHeight);
}
}
static void callbackFunction(ilmObjectType object, t_ilm_uint id, t_ilm_bool created, void *user_data)
{
(void)user_data;
struct ilmSurfaceProperties sp;
if (object == ILM_SURFACE) {
if (created) {
if (number_of_surfaces > 0) {
number_of_surfaces--;
printf("surface : %d created\n",id);
ilm_getPropertiesOfSurface(id, &sp);
if ((sp.origSourceWidth != 0) && (sp.origSourceHeight !=0))
{ // surface is already configured
configure_ilm_surface(id, sp.origSourceWidth, sp.origSourceHeight);
} else {
// wait for configured event
ilm_surfaceAddNotification(id,&surfaceCallbackFunction);
ilm_commitChanges();
}
}
}
else if(!created)
printf("surface: %d destroyed\n",id);
} else if (object == ILM_LAYER) {
if (created)
printf("layer: %d created\n",id);
else if(!created)
printf("layer: %d destroyed\n",id);
}
}
/* Choose the display with the largest resolution.*/
static t_ilm_uint choose_screen(void)
{
struct ilmScreenProperties screenProperties;
t_ilm_uint* screen_IDs = NULL;
t_ilm_uint screen_ID = 0;
t_ilm_uint screen_count = NULL;
t_ilm_uint choosen_width = 0;
t_ilm_uint choosen_height = 0;
int i;
ilm_getScreenIDs(&screen_count, &screen_IDs);
for (i = 0; i<screen_count; i++)
{
ilm_getPropertiesOfScreen(screen_IDs[i], &screenProperties);
if (screenProperties.screenWidth > choosen_width) {
choosen_width = screenProperties.screenWidth;
choosen_height = screenProperties.screenHeight;
screen_ID = screen_IDs[i];
}
}
screenWidth = choosen_width;
screenHeight = choosen_height;
free(screen_IDs);
return screen_ID;
}
int main (int argc, const char * argv[])
{
// Get command-line options
if ( argc != 3) {
printf("Call layer-add-surface <layerID> <number_of_surfaces>\n");
return -1;
}
layer = strtol(argv[1], NULL, 0);
number_of_surfaces = strtol(argv[2], NULL, 0);
pthread_mutexattr_t a;
if (pthread_mutexattr_init(&a) != 0)
{
return -1;
}
if (pthread_mutexattr_settype(&a, PTHREAD_MUTEX_RECURSIVE) != 0)
{
pthread_mutexattr_destroy(&a);
return -1;
}
if (pthread_mutex_init(&mutex, &a) != 0)
{
pthread_mutexattr_destroy(&a);
fprintf(stderr, "failed to initialize pthread_mutex\n");
return -1;
}
pthread_mutexattr_destroy(&a);
t_ilm_layer renderOrder[1];
t_ilm_uint screen_ID;
renderOrder[0] = layer;
ilm_init();
screen_ID = choose_screen();
ilm_layerCreateWithDimension(&layer, screenWidth, screenHeight);
printf("CreateWithDimension: layer ID (%d), Width (%u), Height (%u)\n", layer, screenWidth, screenHeight);
ilm_layerSetVisibility(layer,ILM_TRUE);
printf("SetVisibility : layer ID (%d), ILM_TRUE\n", layer);
ilm_displaySetRenderOrder(screen_ID, renderOrder, 1);
ilm_commitChanges();
ilm_registerNotification(callbackFunction, NULL);
while (number_of_surfaces > 0) {
pthread_mutex_lock(&mutex);
pthread_cond_wait( &waiterVariable, &mutex);
}
ilm_unregisterNotification();
ilm_destroy();
return 0;
}
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