void compositor_imagetexture_modified(GF_Node *node)
{
MFURL url;
SFURL sfurl;
GF_TextureHandler *txh = (GF_TextureHandler *) gf_node_get_private(node);
if (!txh) return;
if (gf_node_get_tag(node)!=TAG_MPEG4_CacheTexture) {
url = ((M_ImageTexture *) node)->url;
} else {
url.count = 1;
sfurl.OD_ID=GF_MEDIA_EXTERNAL_ID;
sfurl.url = ((M_CacheTexture *) node)->image.buffer;
url.vals = &sfurl;
}
/*if open and changed, stop and play*/
if (txh->is_open) {
if (! gf_sc_texture_check_url_change(txh, &url)) return;
gf_sc_texture_stop(txh);
gf_sc_texture_play(txh, &url);
return;
}
/*if not open and changed play*/
if (url.count)
gf_sc_texture_play(txh, &url);
}
static void back_check_gf_sc_texture_change(GF_TextureHandler *txh, MFURL *url)
{
/*if open and changed, stop and play*/
if (txh->is_open) {
if (! gf_sc_texture_check_url_change(txh, url)) return;
gf_sc_texture_stop(txh);
gf_sc_texture_play(txh, url);
return;
}
/*if not open and changed play*/
if (url->count) gf_sc_texture_play(txh, url);
}
void compositor_background2d_modified(GF_Node *node)
{
M_Background2D *bck = (M_Background2D *)node;
Background2DStack *st = (Background2DStack *) gf_node_get_private(node);
if (!st) return;
/*dirty node and parents in order to trigger parent visual redraw*/
gf_node_dirty_set(node, 0, 1);
/*if open and changed, stop and play*/
if (st->txh.is_open) {
if (! gf_sc_texture_check_url_change(&st->txh, &bck->url)) return;
gf_sc_texture_stop(&st->txh);
gf_sc_texture_play(&st->txh, &bck->url);
return;
}
/*if not open and changed play*/
if (bck->url.count)
gf_sc_texture_play(&st->txh, &bck->url);
gf_sc_invalidate(st->txh.compositor, NULL);
}
static void movietexture_update_time(GF_TimeNode *st)
{
Double time;
M_MovieTexture *mt = (M_MovieTexture *)st->udta;
MovieTextureStack *stack = (MovieTextureStack *)gf_node_get_private(st->udta);
/*not active, store start time and speed*/
if ( ! mt->isActive) {
stack->start_time = mt->startTime;
}
time = gf_node_get_scene_time(st->udta);
if (time < stack->start_time ||
/*special case if we're getting active AFTER stoptime */
(!mt->isActive && (mt->stopTime > stack->start_time) && (time>=mt->stopTime))
// || (!stack->start_time && !stack->is_x3d && !mt->loop)
) {
/*opens stream only at first access to fetch first frame*/
if (stack->fetch_first_frame) {
stack->fetch_first_frame = 0;
if (!stack->txh.is_open)
gf_sc_texture_play(&stack->txh, &mt->url);
else
gf_mo_resume(stack->txh.stream);
}
return;
}
if (movietexture_get_speed(stack, mt) && mt->isActive) {
/*if stoptime is reached (>startTime) deactivate*/
if ((mt->stopTime > stack->start_time) && (time >= mt->stopTime) ) {
movietexture_deactivate(stack, mt);
return;
}
}
/*we're (about to be) active: VRML:
"A time-dependent node is inactive until its startTime is reached. When time now becomes greater than or
equal to startTime, an isActive TRUE event is generated and the time-dependent node becomes active */
if (! mt->isActive) movietexture_activate(stack, mt, time);
stack->txh.stream_finished = GF_FALSE;
}
void compositor_movietexture_modified(GF_Node *node)
{
M_MovieTexture *mt = (M_MovieTexture *)node;
MovieTextureStack *st = (MovieTextureStack *) gf_node_get_private(node);
if (!st) return;
/*if open and changed, stop and play*/
if (gf_sc_texture_check_url_change(&st->txh, &mt->url)) {
if (st->txh.is_open) gf_sc_texture_stop(&st->txh);
if (mt->isActive) gf_sc_texture_play(&st->txh, &mt->url);
}
/*update state if we're active*/
else if (mt->isActive) {
movietexture_update_time(&st->time_handle);
if (!mt->isActive) return;
}
/*reregister if needed*/
st->time_handle.needs_unregister = 0;
if (!st->time_handle.is_registered) gf_sc_register_time_node(st->txh.compositor, &st->time_handle);
}
static void TraverseBackground2D(GF_Node *node, void *rs, Bool is_destroy)
{
u32 col;
BackgroundStatus *status;
M_Background2D *bck;
Background2DStack *stack = (Background2DStack *) gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
DestroyBackground2D(node);
return;
}
bck = (M_Background2D *)node;
/*special case for background in Layer2D: the background is seen as a regular drawable, so
RENDER_BINDABLE is not used*/
switch (tr_state->traversing_mode) {
case TRAVERSE_DRAW_2D:
DrawBackground2D_2D(tr_state->ctx, tr_state);
return;
case TRAVERSE_PICK:
case TRAVERSE_GET_BOUNDS:
return;
}
/*first traverse, bound if needed*/
if (gf_list_find(tr_state->backgrounds, node) < 0) {
M_Background2D *top_bck = (M_Background2D *)node;
gf_list_add(tr_state->backgrounds, node);
assert(gf_list_find(stack->reg_stacks, tr_state->backgrounds)==-1);
gf_list_add(stack->reg_stacks, tr_state->backgrounds);
b2D_new_status(stack, bck);
/*only bound if we're on top*/
top_bck = gf_list_get(tr_state->backgrounds, 0);
if (!bck->isBound) {
if (top_bck== bck) {
Bindable_SetIsBound(node, 1);
} else if (!top_bck->isBound) {
bck->set_bind = 1;
bck->on_set_bind(node, NULL);
}
}
/*open the stream if any*/
if (back_use_texture(bck) && !stack->txh.is_open) gf_sc_texture_play(&stack->txh, &bck->url);
/*in any case don't draw the first time (since the background could have been declared last)*/
gf_sc_invalidate(stack->txh.compositor, NULL);
return;
}
if (!bck->isBound) return;
status = b2d_get_status(stack, tr_state->backgrounds);
if (!status) return;
if (gf_node_dirty_get(node)) {
stack->flags |= CTX_APP_DIRTY;
gf_node_dirty_clear(node, 0);
col = GF_COL_ARGB_FIXED(FIX_ONE, bck->backColor.red, bck->backColor.green, bck->backColor.blue);
if (col != status->ctx.aspect.fill_color) {
status->ctx.aspect.fill_color = col;
stack->flags |= CTX_APP_DIRTY;
}
}
if (back_use_texture(bck) ) {
if (stack->txh.tx_io && !(status->ctx.flags & CTX_APP_DIRTY) && stack->txh.needs_refresh)
stack->flags |= CTX_TEXTURE_DIRTY;
}
status->ctx.flags = stack->flags;
if (tr_state->traversing_mode != TRAVERSE_BINDABLE) return;
/*3D mode*/
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) {
DrawBackground2D_3D(bck, stack, tr_state);
} else
#endif
DrawBackground2D_2D(&status->ctx, tr_state);
}
static void imagetexture_update(GF_TextureHandler *txh)
{
if (gf_node_get_tag(txh->owner)!=TAG_MPEG4_CacheTexture) {
MFURL url = ((M_ImageTexture *) txh->owner)->url;
/*setup texture if needed*/
if (!txh->is_open && url.count) {
gf_sc_texture_play(txh, &url);
}
gf_sc_texture_update_frame(txh, 0);
if (
/*URL is present but not opened - redraw till fetch*/
/* (txh->stream && !txh->tx_io) && */
/*image has been updated*/
txh->needs_refresh) {
/*mark all subtrees using this image as dirty*/
gf_node_dirty_parents(txh->owner);
gf_sc_invalidate(txh->compositor, NULL);
}
return;
}
/*cache texture case*/
else {
M_CacheTexture *ct = (M_CacheTexture *) txh->owner;
/*decode cacheTexture data */
if ((ct->data || ct->image.buffer) && !txh->data) {
#ifndef GPAC_DISABLE_AV_PARSERS
u32 out_size;
GF_Err e;
/*BT/XMT playback: load to memory*/
if (ct->image.buffer) {
char *par = (char *) gf_scene_get_service_url( gf_node_get_graph(txh->owner ) );
char *src_url = gf_url_concatenate(par, ct->image.buffer);
FILE *test = gf_fopen( src_url ? src_url : ct->image.buffer, "rb");
if (test) {
fseek(test, 0, SEEK_END);
ct->data_len = (u32) gf_ftell(test);
ct->data = gf_malloc(sizeof(char)*ct->data_len);
fseek(test, 0, SEEK_SET);
if (ct->data_len != fread(ct->data, 1, ct->data_len, test)) {
GF_LOG(GF_LOG_ERROR, GF_LOG_COMPOSE, ("[Compositor] Failed to load CacheTexture data from file %s: IO err\n", src_url ? src_url : ct->image.buffer ) );
gf_free(ct->data);
ct->data = NULL;
ct->data_len = 0;
}
gf_fclose(test);
} else {
GF_LOG(GF_LOG_ERROR, GF_LOG_COMPOSE, ("[Compositor] Failed to load CacheTexture data from file %s: not found\n", src_url ? src_url : ct->image.buffer ) );
}
ct->image.buffer = NULL;
if (src_url) gf_free(src_url);
}
/*BIFS decoded playback*/
switch (ct->objectTypeIndication) {
case GPAC_OTI_IMAGE_JPEG:
out_size = 0;
e = gf_img_jpeg_dec((char *) ct->data, ct->data_len, &txh->width, &txh->height, &txh->pixelformat, NULL, &out_size, 3);
if (e==GF_BUFFER_TOO_SMALL) {
u32 BPP;
txh->data = gf_malloc(sizeof(char) * out_size);
if (txh->pixelformat==GF_PIXEL_GREYSCALE) BPP = 1;
else BPP = 3;
e = gf_img_jpeg_dec((char *) ct->data, ct->data_len, &txh->width, &txh->height, &txh->pixelformat, txh->data, &out_size, BPP);
if (e==GF_OK) {
gf_sc_texture_allocate(txh);
gf_sc_texture_set_data(txh);
txh->needs_refresh = 1;
txh->stride = out_size / txh->height;
}
}
break;
case GPAC_OTI_IMAGE_PNG:
out_size = 0;
e = gf_img_png_dec((char *) ct->data, ct->data_len, &txh->width, &txh->height, &txh->pixelformat, NULL, &out_size);
if (e==GF_BUFFER_TOO_SMALL) {
txh->data = gf_malloc(sizeof(char) * out_size);
e = gf_img_png_dec((char *) ct->data, ct->data_len, &txh->width, &txh->height, &txh->pixelformat, txh->data, &out_size);
if (e==GF_OK) {
gf_sc_texture_allocate(txh);
gf_sc_texture_set_data(txh);
txh->needs_refresh = 1;
txh->stride = out_size / txh->height;
}
}
break;
}
#endif // GPAC_DISABLE_AV_PARSERS
/*cacheURL is specified, store the image*/
if (ct->cacheURL.buffer) {
u32 i;
u8 hash[20];
FILE *cached_texture;
char szExtractName[GF_MAX_PATH], section[64], *opt, *src_url;
opt = (char *) gf_cfg_get_key(txh->compositor->user->config, "General", "CacheDirectory");
if (opt) {
strcpy(szExtractName, opt);
} else {
opt = gf_get_default_cache_directory();
strcpy(szExtractName, opt);
gf_free(opt);
}
strcat(szExtractName, "/");
src_url = (char *) gf_scene_get_service_url( gf_node_get_graph(txh->owner ) );
gf_sha1_csum((u8 *)src_url, (u32) strlen(src_url), hash);
for (i=0; i<20; i++) {
char t[3];
t[2] = 0;
sprintf(t, "%02X", hash[i]);
strcat(szExtractName, t);
}
strcat(szExtractName, "_");
strcat(szExtractName, ct->cacheURL.buffer);
cached_texture = gf_fopen(szExtractName, "wb");
if (cached_texture) {
gf_fwrite(ct->data, 1, ct->data_len, cached_texture);
gf_fclose(cached_texture);
}
/*and write cache info*/
if (ct->expirationDate!=0) {
sprintf(section, "@cache=%p", ct);
gf_cfg_set_key(txh->compositor->user->config, section, "serviceURL", src_url);
gf_cfg_set_key(txh->compositor->user->config, section, "cacheFile", szExtractName);
gf_cfg_set_key(txh->compositor->user->config, section, "cacheName", ct->cacheURL.buffer);
if (ct->expirationDate>0) {
char exp[50];
u32 sec, frac;
gf_net_get_ntp(&sec, &frac);
sec += ct->expirationDate;
sprintf(exp, "%u", sec);
gf_cfg_set_key(txh->compositor->user->config, section, "expireAfterNTP", exp);
} else {
gf_cfg_set_key(txh->compositor->user->config, section, "expireAfterNTP", "0");
}
}
}
/*done with image, destroy buffer*/
if (ct->data) gf_free(ct->data);
ct->data = NULL;
ct->data_len = 0;
}
}
}
static void TraverseBackground(GF_Node *node, void *rs, Bool is_destroy)
{
M_Background *bck;
BackgroundStack *st;
SFColor bcol;
SFVec4f res;
Fixed scale;
Bool has_sky, has_ground, front_tx, back_tx, top_tx, bottom_tx, right_tx, left_tx;
GF_Matrix mx;
GF_Compositor *compositor;
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
DestroyBackground(node);
return;
}
gf_node_dirty_clear(node, 0);
bck = (M_Background *)node;
st = (BackgroundStack *) gf_node_get_private(node);
compositor = (GF_Compositor*)st->compositor;
/*may happen in get_bounds*/
if (!tr_state->backgrounds) return;
/*first traverse, bound if needed*/
if (gf_list_find(tr_state->backgrounds, node) < 0) {
gf_list_add(tr_state->backgrounds, node);
assert(gf_list_find(st->reg_stacks, tr_state->backgrounds)==-1);
gf_list_add(st->reg_stacks, tr_state->backgrounds);
/*only bound if we're on top*/
if (gf_list_get(tr_state->backgrounds, 0) == bck) {
if (!bck->isBound) Bindable_SetIsBound(node, 1);
}
/*check streams*/
if (back_use_texture(&bck->frontUrl) && !st->txh_front.is_open) gf_sc_texture_play(&st->txh_front, &bck->frontUrl);
if (back_use_texture(&bck->bottomUrl) && !st->txh_bottom.is_open) gf_sc_texture_play(&st->txh_bottom, &bck->bottomUrl);
if (back_use_texture(&bck->backUrl) && !st->txh_back.is_open) gf_sc_texture_play(&st->txh_back, &bck->backUrl);
if (back_use_texture(&bck->topUrl) && !st->txh_top.is_open) gf_sc_texture_play(&st->txh_top, &bck->topUrl);
if (back_use_texture(&bck->rightUrl) && !st->txh_right.is_open) gf_sc_texture_play(&st->txh_right, &bck->rightUrl);
if (back_use_texture(&bck->leftUrl) && !st->txh_left.is_open) gf_sc_texture_play(&st->txh_left, &bck->leftUrl);
/*in any case don't draw the first time (since the background could have been declared last)*/
gf_sc_invalidate(st->compositor, NULL);
return;
}
if (!bck->isBound) return;
if (tr_state->traversing_mode != TRAVERSE_BINDABLE) {
if (tr_state->traversing_mode == TRAVERSE_SORT) {
gf_mx_copy(st->current_mx, tr_state->model_matrix);
}
return;
}
front_tx = back_gf_sc_texture_enabled(&bck->frontUrl, &st->txh_front);
back_tx = back_gf_sc_texture_enabled(&bck->backUrl, &st->txh_back);
top_tx = back_gf_sc_texture_enabled(&bck->topUrl, &st->txh_top);
bottom_tx = back_gf_sc_texture_enabled(&bck->bottomUrl, &st->txh_bottom);
right_tx = back_gf_sc_texture_enabled(&bck->rightUrl, &st->txh_right);
left_tx = back_gf_sc_texture_enabled(&bck->leftUrl, &st->txh_left);
has_sky = ((bck->skyColor.count>1) && bck->skyAngle.count) ? 1 : 0;
has_ground = ((bck->groundColor.count>1) && bck->groundAngle.count) ? 1 : 0;
bcol.red = bcol.green = bcol.blue = 0;
if (bck->skyColor.count) bcol = bck->skyColor.vals[0];
/*if we clear the main visual clear it entirely - ONLY IF NOT IN LAYER*/
if ((tr_state->visual == compositor->visual) && (tr_state->visual->back_stack == tr_state->backgrounds)) {
visual_3d_clear(tr_state->visual, bcol, FIX_ONE);
if (!has_sky && !has_ground && !front_tx && !back_tx && !top_tx && !bottom_tx && !left_tx && !right_tx) {
return;
}
}
/*undo translation*/
res.x = res.y = res.z = 0;
res.q = FIX_ONE;
gf_mx_apply_vec_4x4(&tr_state->camera->unprojection, &res);
assert(res.q);
res.x = gf_divfix(res.x, res.q);
res.y = gf_divfix(res.y, res.q);
res.z = gf_divfix(res.z, res.q);
/*NB: we don't support local rotation of the background ...*/
/*enable background state (turn off all quality options)*/
visual_3d_set_background_state(tr_state->visual, 1);
if (has_sky) {
GF_Matrix bck_mx;
gf_mx_copy(bck_mx, tr_state->model_matrix);
gf_mx_copy(tr_state->model_matrix, st->current_mx);
if (!st->sky_mesh) {
st->sky_mesh = new_mesh();
back_build_dome(st->sky_mesh, &bck->skyAngle, &bck->skyColor, 0);
}
gf_mx_init(mx);
gf_mx_add_translation(&mx, res.x, res.y, res.z);
/*CHECKME - not sure why, we need to scale less in fixed point otherwise z-far clipping occur - probably some
rounding issues...*/
#ifdef GPAC_FIXED_POINT
scale = (tr_state->camera->z_far/10)*8;
#else
scale = 9*tr_state->camera->z_far/10;
#endif
gf_mx_add_scale(&mx, scale, scale, scale);
gf_mx_add_matrix(&tr_state->model_matrix, &mx);
visual_3d_mesh_paint(tr_state, st->sky_mesh);
gf_mx_copy(tr_state->model_matrix, bck_mx);
}
if (has_ground) {
GF_Matrix bck_mx;
gf_mx_copy(bck_mx, tr_state->model_matrix);
gf_mx_copy(tr_state->model_matrix, st->current_mx);
if (!st->ground_mesh) {
st->ground_mesh = new_mesh();
back_build_dome(st->ground_mesh, &bck->groundAngle, &bck->groundColor, 1);
}
gf_mx_init(mx);
gf_mx_add_translation(&mx, res.x, res.y, res.z);
/*cf above*/
#ifdef GPAC_FIXED_POINT
scale = (tr_state->camera->z_far/100)*70;
#else
scale = 85*tr_state->camera->z_far/100;
#endif
gf_mx_add_scale(&mx, scale, -scale, scale);
gf_mx_add_matrix(&tr_state->model_matrix, &mx);
visual_3d_mesh_paint(tr_state, st->ground_mesh);
gf_mx_copy(tr_state->model_matrix, bck_mx);
}
if (front_tx || back_tx || left_tx || right_tx || top_tx || bottom_tx) {
GF_Matrix bck_mx;
gf_mx_copy(bck_mx, tr_state->model_matrix);
gf_mx_copy(tr_state->model_matrix, st->current_mx);
gf_mx_init(mx);
gf_mx_add_translation(&mx, res.x, res.y, res.z);
#ifdef GPAC_FIXED_POINT
scale = (tr_state->camera->z_far/100)*99;
gf_mx_add_scale(&mx, scale, scale, scale);
#else
gf_mx_add_scale(&mx, tr_state->camera->z_far, tr_state->camera->z_far, tr_state->camera->z_far);
#endif
visual_3d_enable_antialias(tr_state->visual, 1);
gf_mx_add_matrix(&tr_state->model_matrix, &mx);
if (front_tx) back_draw_texture(tr_state, &st->txh_front, st->front_mesh);
if (back_tx) back_draw_texture(tr_state, &st->txh_back, st->back_mesh);
if (top_tx) back_draw_texture(tr_state, &st->txh_top, st->top_mesh);
if (bottom_tx) back_draw_texture(tr_state, &st->txh_bottom, st->bottom_mesh);
if (left_tx) back_draw_texture(tr_state, &st->txh_left, st->left_mesh);
if (right_tx) back_draw_texture(tr_state, &st->txh_right, st->right_mesh);
gf_mx_copy(tr_state->model_matrix, bck_mx);
}
/*enable background state (turn off all quality options)*/
visual_3d_set_background_state(tr_state->visual, 0);
}
