/////////////////////////////////////////
// M A I N
//
int main(int argc, char **argv)
{
srand(time(NULL));
mouse_x = 0;
old_mouse_x = 0;
mouse_y = 0;
old_mouse_y = 0;
m_angle = -300*M_PI; //FOULHACK!
glutInit(&argc, argv);
initKeymapManager();
glutPassiveMotionFunc(mouse);
//glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH);
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GL_MULTISAMPLE);
glutInitWindowSize(800, 600);
glutInitContextVersion(3, 2); // Might not be needed in Linux
glutCreateWindow("Farm Escape");
glutDisplayFunc(DisplayWindow);
create_floor(&f);
//create_plank(&p, SetVector(4,4,0), SetVector(0,5,0));
create_fence(&ff, 14, SetVector(0,0,0));
//f.model = generate_terrain(32);
create_ball(&ball, SetVector(5,0,0));
create_wall(&wall, SetVector(0,10,0), SetVector(2,5,2));
create_joint(&legbase_joint[0], SetVector(-2.2, 3.8, .7),
"legjoint0", "legcurrpos0", "legbonepos0", 0);
create_joint(&legbase_joint[1], SetVector(-2.2, 3.8, -.7),
"legjoint1", "legcurrpos1", "legbonepos1", 0);
create_joint(&legbase_joint[2], SetVector(.2, 3.9, -.7),
"legjoint2", "legcurrpos2", "legbonepos2", 0);
create_joint(&legbase_joint[3], SetVector(.2, 3.9, .7),
"legjoint3", "legcurrpos3", "legbonepos3", 0);
create_joint(&thigh_joint[0], SetVector(-2.3, 1.8, .4),
NULL, NULL, NULL, 0);
create_joint(&thigh_joint[1], SetVector(-2.3, 1.8, -.4),
NULL, NULL, NULL, 0);
create_joint(&thigh_joint[2], SetVector(.1, 2, -.4),
NULL, NULL, NULL, 0);
create_joint(&thigh_joint[3], SetVector(.1, 2.0, .4),
NULL, NULL, NULL, 0);
create_joint(&knee_joint[0], SetVector(-2.6, .9, .4),
NULL, NULL, NULL, 0);
create_joint(&knee_joint[1], SetVector(-2.6, .9, -.4),
NULL, NULL, NULL, 0);
create_joint(&knee_joint[2], SetVector(.4, .9, -.4),
NULL, NULL, NULL, 0);
create_joint(&knee_joint[3], SetVector(.4, .9, .4),
NULL, NULL, NULL, 0);
create_joint(&foot_joint[0], SetVector(-2.75, 0, .4),
NULL, NULL, NULL, 0);
create_joint(&foot_joint[1], SetVector(-2.75, 0, -.4),
NULL, NULL, NULL, 0);
create_joint(&foot_joint[2], SetVector(.34, 0, -.4),
NULL, NULL, NULL, 0);
create_joint(&foot_joint[3], SetVector(.34, 0, .4),
NULL, NULL, NULL, 0);
//BODY JOINTS
create_joint(&body_joint[0], SetVector(-1.8, 3.6, 0),
"bodyjoint", "bodycurrpos", "bodybonepos", 0);
create_joint(&body_joint[1], SetVector(-1, 3.3, 0),
NULL, NULL, NULL, 0);
create_joint(&body_joint[2], SetVector(.14, 3.9, 0),
NULL, NULL, NULL, 0);
//TAIL JOINTS
create_joint(&tail_joint[0], SetVector(.7+.3, 3.75, 0),
"tailjoint", "tailcurrpos", "tailbonepos", 0);
create_joint(&tail_joint[1], SetVector(2.2, 3.8, 0),
NULL, NULL, NULL, 0);
create_joint(&tail_joint[2], SetVector(3.0, 3.75, 0),
NULL, NULL, NULL, 0);
create_joint(&tail_joint[3], SetVector(3.9, 3.65, 0),
NULL, NULL, NULL, 0);
//HEAD JOINTS
create_joint(&head_joint[0], SetVector(-2.9, 3.2, 0),
"headjoint", "headcurrpos", "headbonepos", 0);
create_joint(&head_joint[1], SetVector(-3.85, 4, 0),
NULL, NULL, NULL, 0);
create_joint(&head_joint[2], SetVector(-4.7, 3, 0),
NULL, NULL, NULL, 0);
//EAR JOINTS
//create_joint(&left_ear_joint[0], SetVector(-2.9, 3.2, -.4),
//"leftearjoint", "leftearcurrpos", "leftearbonepos", 0);
create_joint(&left_ear_joint[0], SetVector(-2.9, 3.2, .6),
NULL, NULL, NULL, 0);
create_joint(&right_ear_joint[0], SetVector(-2.9, 3.2, -.6),
NULL, NULL, NULL, 0);
//create_joint(&left_ear_joint[1], SetVector(-2.9, 3.2, .6),
//NULL, NULL, NULL, 0);
//create_joint(&right_ear_joint[1], SetVector(-2.9, 3.2, -.6),
//NULL, NULL, NULL, 0);
//create_joint(&right_ear_joint[0], SetVector(-2.9, 3.2, -.6),
//"rightearjoint", "rightearcurrpos", "rightearbonepos", 0);
//create_joint(&right_ear_joint[1], SetVector(-2.9, 3.2, -.8),
//"rightearjoint", "rightearcurrpos", "rightearbonepos", 0);
//SET CHILDREN!
body_joint[0].child[0] = &body_joint[1];
body_joint[1].child[0] = &body_joint[2];
body_joint[2].child[0] = &tail_joint[0];
body_joint[2].child[1] = &legbase_joint[2];
body_joint[2].child[2] = &legbase_joint[3];
tail_joint[0].child[0] = &tail_joint[1];
tail_joint[1].child[0] = &tail_joint[2];
tail_joint[2].child[0] = &tail_joint[3];
tail_joint[3].child[0] = NULL;
head_joint[0].child[0] = &head_joint[1];
head_joint[1].child[0] = &head_joint[2];
head_joint[2].child[0] = NULL;
//head_joint[2].child[0] = &right_ear_joint[1];
head_joint[2].child[1] = &left_ear_joint[0];
head_joint[2].child[2] = &right_ear_joint[0];
//left_ear_joint[0].child[0] = &left_ear_joint[1];
//right_ear_joint[0].child[0] = &right_ear_joint[1];
//left_ear_joint[1].child[0] = NULL;
//right_ear_joint[1].child[0] = NULL;
//head_joint[0].child = &legbase_joint[0];
int i;
for(i=0;i<4;i++)
{
legbase_joint[i].child[0] = &thigh_joint[i];
thigh_joint[i].child[0] = &knee_joint[i];
knee_joint[i].child[0] = &foot_joint[i];
foot_joint[i].child[0] = NULL;
}
//SET PARENTS
legbase_joint[2].parent = &body_joint[2];
legbase_joint[3].parent = &body_joint[2];
//left_ear_joint[1].parent = &left_ear_joint[0];
left_ear_joint[0].parent = &head_joint[2];
//right_ear_joint[1].parent = &right_ear_joint[0];
right_ear_joint[0].parent = &head_joint[2];
create_cow(&cow);
create_farmer(&farmer, SetVector(0,0,0));
create_ragdoll(&ragdoll);
g_shader = loadShaders("shader.vert" , "shader.frag");
glUseProgram(g_shader);
// Set up depth buffer
glEnable(GL_DEPTH_TEST);
//glEnable (GL_BLEND);
//glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// initiering
//#ifdef WIN32
// glewInit();
//#endif
//glutSetCursor(0);
//terr = generate_terrain(512);
glutTimerFunc(20, &OnTimer, 0);
glutMainLoop();
exit(0);
}
static int atomic_run(const struct gbm *gbm, const struct egl *egl)
{
struct gbm_bo *bo = NULL;
struct drm_fb *fb;
uint32_t i = 0;
uint32_t flags = DRM_MODE_ATOMIC_NONBLOCK;
struct timeval timeout;
fd_set fds;
int ret;
if (egl_check(egl, eglDupNativeFenceFDANDROID) ||
egl_check(egl, eglCreateSyncKHR) ||
egl_check(egl, eglDestroySyncKHR) ||
egl_check(egl, eglWaitSyncKHR) ||
egl_check(egl, eglClientWaitSyncKHR))
return -1;
/* Allow a modeset change for the first commit only. */
flags |= DRM_MODE_ATOMIC_ALLOW_MODESET;
while (1) {
struct gbm_bo *next_bo;
EGLSyncKHR gpu_fence = NULL; /* out-fence from gpu, in-fence to kms */
EGLSyncKHR kms_fence = NULL; /* in-fence to gpu, out-fence from kms */
if (drm.kms_out_fence_fd != -1) {
kms_fence = create_fence(egl, drm.kms_out_fence_fd);
assert(kms_fence);
/* driver now has ownership of the fence fd: */
drm.kms_out_fence_fd = -1;
/* wait "on the gpu" (ie. this won't necessarily block, but
* will block the rendering until fence is signaled), until
* the previous pageflip completes so we don't render into
* the buffer that is still on screen.
*/
egl->eglWaitSyncKHR(egl->display, kms_fence, 0);
}
egl->draw(i++);
/* insert fence to be singled in cmdstream.. this fence will be
* signaled when gpu rendering done
*/
gpu_fence = create_fence(egl, EGL_NO_NATIVE_FENCE_FD_ANDROID);
assert(gpu_fence);
eglSwapBuffers(egl->display, egl->surface);
/* after swapbuffers, gpu_fence should be flushed, so safe
* to get fd:
*/
drm.kms_in_fence_fd = egl->eglDupNativeFenceFDANDROID(egl->display, gpu_fence);
egl->eglDestroySyncKHR(egl->display, gpu_fence);
assert(drm.kms_in_fence_fd != -1);
next_bo = gbm_surface_lock_front_buffer(gbm->surface);
if (!next_bo) {
printf("Failed to lock frontbuffer\n");
return -1;
}
fb = drm_fb_get_from_bo(next_bo);
if (!fb) {
printf("Failed to get a new framebuffer BO\n");
return -1;
}
if (kms_fence) {
EGLint status;
/* Wait on the CPU side for the _previous_ commit to
* complete before we post the flip through KMS, as
* atomic will reject the commit if we post a new one
* whilst the previous one is still pending.
*/
do {
status = egl->eglClientWaitSyncKHR(egl->display,
kms_fence,
0,
EGL_FOREVER_KHR);
} while (status != EGL_CONDITION_SATISFIED_KHR);
egl->eglDestroySyncKHR(egl->display, kms_fence);
}
/*
* Here you could also update drm plane layers if you want
* hw composition
*/
ret = drm_atomic_commit(fb->fb_id, flags);
if (ret) {
printf("failed to commit: %s\n", strerror(errno));
return -1;
}
/* release last buffer to render on again: */
if (bo)
gbm_surface_release_buffer(gbm->surface, bo);
bo = next_bo;
/* Allow a modeset change for the first commit only. */
flags &= ~(DRM_MODE_ATOMIC_ALLOW_MODESET);
/* watch for user interruption */
FD_ZERO(&fds);
FD_SET(0, &fds);
memset(&timeout, 0, sizeof(timeout));
ret = select(1, &fds, NULL, NULL, &timeout);
if (ret < 0) {
printf("select() failed: %s\n", strerror(errno));
break;
}
/*
* select() will immediately timeout if there was no user
* interrupt because of the 0 timeout. However, that's an
* expected situation, not an error, so we just ignore it
* here.
*/
if (FD_ISSET(0, &fds)) {
printf("user interrupted!\n");
break;
}
}
return ret;
}
