void visual_2d_texture_path_opengl_auto(GF_VisualManager *visual, GF_Path *path, GF_TextureHandler *txh, struct _drawable_context *ctx, GF_Rect *orig_bounds, GF_Matrix2D *ext_mx, GF_TraverseState *tr_state) { GF_Rect clipper; u32 prev_mode = tr_state->traversing_mode; u32 prev_type_3d = tr_state->visual->type_3d; visual_2d_flush_hybgl_canvas(visual, txh, ctx, tr_state); tr_state->visual->type_3d = 4; tr_state->appear = ctx->appear; if (ctx->col_mat) gf_cmx_copy(&tr_state->color_mat, ctx->col_mat);// tr_state->traversing_mode=TRAVERSE_DRAW_3D; gf_mx_from_mx2d(&tr_state->model_matrix, &ctx->transform); clipper.x = INT2FIX(ctx->bi->clip.x); clipper.y = INT2FIX(ctx->bi->clip.y); clipper.width = INT2FIX(ctx->bi->clip.width); clipper.height = INT2FIX(ctx->bi->clip.height); visual_3d_set_clipper_2d(tr_state->visual, clipper, NULL, 1); gf_node_allow_cyclic_traverse(ctx->drawable->node); gf_node_traverse(ctx->drawable->node, tr_state); tr_state->visual->type_3d=prev_type_3d; tr_state->traversing_mode=prev_mode; if (ctx->col_mat) gf_cmx_init(&tr_state->color_mat); ctx->flags |= CTX_PATH_FILLED; visual_3d_reset_clipper_2d(tr_state->visual); }
static void TraverseLayer2D(GF_Node *node, void *rs, Bool is_destroy) { GF_List *oldb, *oldv; GF_Node *viewport; GF_Node *back; Bool prev_layer; GF_Matrix2D backup; SFVec2f prev_vp; #ifndef GPAC_DISABLE_3D GF_Matrix mx3d; GF_List *oldf, *oldn; GF_List *node_list_backup; GF_Rect prev_clipper; Bool had_clip; #endif M_Layer2D *l = (M_Layer2D *)node; Layer2DStack *st = (Layer2DStack *) gf_node_get_private(node); GF_TraverseState *tr_state = (GF_TraverseState *) rs; if (is_destroy) { gf_list_del(st->backs); gf_list_del(st->views); group_2d_destroy(node, (GroupingNode2D*)st); gf_free(st); return; } /*layers can only be used in a 2D context*/ #ifndef GPAC_DISABLE_3D if (tr_state->visual->type_3d && tr_state->camera->is_3D) return; #endif /*layer2D maintains its own stacks*/ oldb = tr_state->backgrounds; oldv = tr_state->viewpoints; tr_state->backgrounds = st->backs; tr_state->viewpoints = st->views; prev_layer = tr_state->is_layer; tr_state->is_layer = 1; #ifndef GPAC_DISABLE_3D oldf = tr_state->fogs; oldn = tr_state->navigations; tr_state->fogs = tr_state->navigations = NULL; #endif l2d_CheckBindables(node, tr_state, st->first); back = (GF_Node*)gf_list_get(st->backs, 0); viewport = (GF_Node*)gf_list_get(st->views, 0); if ((tr_state->traversing_mode == TRAVERSE_SORT) || (tr_state->traversing_mode == TRAVERSE_GET_BOUNDS)) { /*override group bounds*/ visual_get_size_info(tr_state, &st->clip.width, &st->clip.height); /*setup bounds in local coord system*/ if (l->size.x>=0) st->clip.width = l->size.x; if (l->size.y>=0) st->clip.height = l->size.y; st->clip = gf_rect_center(st->clip.width, st->clip.height); st->bounds = st->clip; } prev_vp = tr_state->vp_size; tr_state->vp_size.x = st->clip.width; tr_state->vp_size.y = st->clip.height; switch (tr_state->traversing_mode) { case TRAVERSE_SORT: #ifndef GPAC_DISABLE_3D if (tr_state->visual->type_3d) { tr_state->layer_clipper = compositor_2d_update_clipper(tr_state, st->clip, &had_clip, &prev_clipper, 1); visual_3d_matrix_push(tr_state->visual); gf_mx_copy(mx3d, tr_state->model_matrix); /*setup clipping*/ visual_3d_set_clipper_2d(tr_state->visual, tr_state->layer_clipper); /*apply background BEFORE viewport*/ if (back) { tr_state->traversing_mode = TRAVERSE_BINDABLE; gf_bbox_from_rect(&tr_state->bbox, &st->clip); gf_node_traverse(back, tr_state); } /*sort all children without transform, and use current transform when flushing contexts*/ gf_mx_init(tr_state->model_matrix); /*apply viewport*/ if (viewport) { tr_state->traversing_mode = TRAVERSE_BINDABLE; tr_state->bounds = st->clip; gf_node_traverse(viewport, tr_state); visual_3d_matrix_add(tr_state->visual, tr_state->model_matrix.m); } node_list_backup = tr_state->visual->alpha_nodes_to_draw; tr_state->visual->alpha_nodes_to_draw = gf_list_new(); tr_state->traversing_mode = TRAVERSE_SORT; /*reset cull flag*/ tr_state->cull_flag = 0; group_2d_traverse(node, (GroupingNode2D *)st, tr_state); visual_3d_flush_contexts(tr_state->visual, tr_state); tr_state->traversing_mode = TRAVERSE_SORT; assert(!gf_list_count(tr_state->visual->alpha_nodes_to_draw)); gf_list_del(tr_state->visual->alpha_nodes_to_draw); tr_state->visual->alpha_nodes_to_draw = node_list_backup; visual_3d_matrix_pop(tr_state->visual); gf_mx_copy(tr_state->model_matrix, mx3d); visual_3d_reset_clipper_2d(tr_state->visual); tr_state->has_layer_clip = had_clip; if (had_clip) { tr_state->layer_clipper = prev_clipper; visual_3d_set_clipper_2d(tr_state->visual, tr_state->layer_clipper); } } else #endif { GF_IRect prev_clip; GF_Rect rc; gf_mx2d_copy(backup, tr_state->transform); prev_clip = tr_state->visual->top_clipper; rc = st->clip; /*get clipper in world coordinate*/ gf_mx2d_apply_rect(&tr_state->transform, &rc); if (viewport) { tr_state->traversing_mode = TRAVERSE_BINDABLE; tr_state->bounds = st->clip; gf_node_traverse(viewport, tr_state); #if VIEWPORT_CLIPS /*move viewport box in world coordinate*/ gf_mx2d_apply_rect(&backup, &tr_state->bounds); /*and intersect with layer clipper*/ rect_intersect(&rc, &tr_state->bounds); #endif } tr_state->visual->top_clipper = gf_rect_pixelize(&rc); gf_irect_intersect(&tr_state->visual->top_clipper, &prev_clip); tr_state->traversing_mode = TRAVERSE_SORT; if (tr_state->visual->top_clipper.width && tr_state->visual->top_clipper.height) { if (back && Bindable_GetIsBound(back) ) { DrawableContext *ctx; ctx = b2d_get_context((M_Background2D*) back, st->backs); gf_mx2d_init(ctx->transform); ctx->bi->clip = tr_state->visual->top_clipper; ctx->bi->unclip = rc; if (tr_state->immediate_draw) { tr_state->ctx = ctx; tr_state->traversing_mode = TRAVERSE_DRAW_2D; gf_node_traverse(back, tr_state); tr_state->traversing_mode = TRAVERSE_SORT; tr_state->ctx = NULL; } else { DrawableContext *back_ctx = visual_2d_get_drawable_context(tr_state->visual); gf_node_traverse(back, tr_state); back_ctx->flags = ctx->flags; back_ctx->flags &= ~CTX_IS_TRANSPARENT; back_ctx->flags |= CTX_IS_BACKGROUND; back_ctx->aspect = ctx->aspect; back_ctx->drawable = ctx->drawable; drawable_check_bounds(back_ctx, tr_state->visual); back_ctx->bi->clip = ctx->bi->clip; back_ctx->bi->unclip = ctx->bi->unclip; } /*keep track of node drawn*/ if (!(ctx->drawable->flags & DRAWABLE_REGISTERED_WITH_VISUAL) ) { struct _drawable_store *it; GF_SAFEALLOC(it, struct _drawable_store); it->drawable = ctx->drawable; if (tr_state->visual->last_prev_entry) { tr_state->visual->last_prev_entry->next = it; tr_state->visual->last_prev_entry = it; } else { tr_state->visual->prev_nodes = tr_state->visual->last_prev_entry = it; } GF_LOG(GF_LOG_DEBUG, GF_LOG_COMPOSE, ("[Layer2D] Registering new drawn node %s on visual\n", gf_node_get_class_name(it->drawable->node))); ctx->drawable->flags |= DRAWABLE_REGISTERED_WITH_VISUAL; } } group_2d_traverse(node, (GroupingNode2D *)st, tr_state); } tr_state->visual->top_clipper = prev_clip; gf_mx2d_copy(tr_state->transform, backup); } break; /*check picking - we must fall in our 2D clipper*/ case TRAVERSE_PICK: if (gf_sc_pick_in_clipper(tr_state, &st->clip)) { #ifndef GPAC_DISABLE_3D if (tr_state->visual->type_3d) { /*apply viewport*/ if (viewport) { gf_mx_copy(mx3d, tr_state->model_matrix); tr_state->traversing_mode = TRAVERSE_BINDABLE; tr_state->bounds = st->clip; gf_node_traverse(viewport, tr_state); tr_state->traversing_mode = TRAVERSE_PICK; group_2d_traverse(node, (GroupingNode2D *)st, tr_state); gf_mx_copy(tr_state->model_matrix, mx3d); } else { group_2d_traverse(node, (GroupingNode2D *)st, tr_state); } } else #endif { if (viewport) { gf_mx2d_copy(backup, tr_state->transform); tr_state->traversing_mode = TRAVERSE_BINDABLE; tr_state->bounds = st->clip; gf_node_traverse(viewport, tr_state); tr_state->traversing_mode = TRAVERSE_PICK; group_2d_traverse(node, (GroupingNode2D *)st, tr_state); gf_mx2d_copy(tr_state->transform, backup); } else { group_2d_traverse(node, (GroupingNode2D *)st, tr_state); } } } break; case TRAVERSE_GET_BOUNDS: if (tr_state->for_node) { group_2d_traverse(node, (GroupingNode2D *)st, tr_state); } else { tr_state->bounds = st->clip; #ifndef GPAC_DISABLE_3D gf_bbox_from_rect(&tr_state->bbox, &st->clip); #endif } break; case TRAVERSE_DRAW_2D: group_2d_traverse(node, (GroupingNode2D *)st, tr_state); break; #ifndef GPAC_DISABLE_3D /*drawing a layer means drawing all sub-elements as a whole (no depth sorting with parents)*/ case TRAVERSE_DRAW_3D: assert(0); break; #endif } /*restore traversing state*/ tr_state->vp_size = prev_vp; tr_state->backgrounds = oldb; tr_state->viewpoints = oldv; tr_state->is_layer = prev_layer; #ifndef GPAC_DISABLE_3D tr_state->fogs = oldf; tr_state->navigations = oldn; #endif /*in case we missed bindables*/ if (st->first) { st->first = 0; gf_sc_invalidate(tr_state->visual->compositor, NULL); } }