static void TraverseILS2D(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
M_IndexedLineSet2D *ils2D = (M_IndexedLineSet2D *)node;
Drawable *stack = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
drawable_node_del(node);
return;
}
if (!ils2D->coord) return;
ils2d_check_changes(node, stack, tr_state);
switch (tr_state->traversing_mode) {
case TRAVERSE_DRAW_2D:
ILS2D_Draw(node, tr_state);
return;
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
if (!stack->mesh) {
stack->mesh = new_mesh();
mesh_new_ils(stack->mesh, ils2D->coord, &ils2D->coordIndex, ils2D->color, &ils2D->colorIndex, ils2D->colorPerVertex, 0);
}
if (ils2D->color) {
DrawAspect2D asp;
memset(&asp, 0, sizeof(DrawAspect2D));
drawable_get_aspect_2d_mpeg4(node, &asp, tr_state);
visual_3d_mesh_strike(tr_state, stack->mesh, asp.pen_props.width, asp.line_scale, asp.pen_props.dash);
} else {
visual_3d_draw_2d(stack, tr_state);
}
return;
#endif
case TRAVERSE_PICK:
vrml_drawable_pick(stack, tr_state);
return;
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
/*ILS2D are NEVER filled*/
ctx->aspect.fill_color &= 0x00FFFFFF;
drawable_finalize_sort(ctx, tr_state, NULL);
return;
default:
return;
}
}
static void TraversePointSet2D(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
M_PointSet2D *ps2D = (M_PointSet2D *)node;
Drawable *stack = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
drawable_node_del(node);
return;
}
if (!ps2D->coord) return;
pointset2d_check_changes(node, stack, tr_state);
switch (tr_state->traversing_mode) {
case TRAVERSE_DRAW_2D:
PointSet2D_Draw(node, tr_state);
return;
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
{
DrawAspect2D asp;
if (!stack->mesh) {
stack->mesh = new_mesh();
mesh_new_ps(stack->mesh, ps2D->coord, ps2D->color);
}
memset(&asp, 0, sizeof(DrawAspect2D));
drawable_get_aspect_2d_mpeg4(node, &asp, tr_state);
visual_3d_set_material_2d_argb(tr_state->visual, asp.fill_color);
visual_3d_mesh_paint(tr_state, stack->mesh);
return;
}
#endif
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
return;
case TRAVERSE_PICK:
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
drawable_finalize_sort(ctx, tr_state, NULL);
break;
default:
return;
}
}
static void TraverseArc2D(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
Drawable *stack = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
drawable_node_del(node);
return;
}
arc2d_check_changes(node, stack, tr_state);
switch (tr_state->traversing_mode) {
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
if (!stack->mesh) {
stack->mesh = new_mesh();
if (gf_node_get_tag(node)==TAG_X3D_Arc2D) {
mesh_get_outline(stack->mesh, stack->path);
} else {
mesh_from_path(stack->mesh, stack->path);
}
}
visual_3d_draw_2d(stack, tr_state);
return;
#endif
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
#ifndef GPAC_DISABLE_3D
gf_bbox_from_rect(&tr_state->bbox, &tr_state->bounds);
#endif
return;
case TRAVERSE_PICK:
vrml_drawable_pick(stack, tr_state);
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
drawable_finalize_sort(ctx, tr_state, NULL);
return;
}
}
static void TraverseIndexedCurve2D(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
IndexedCurve2D ic2d;
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
Drawable *stack = (Drawable *)gf_node_get_private(node);
if (is_destroy) {
drawable_node_del(node);
return;
}
if (gf_node_dirty_get(node)) {
if (!IndexedCurve2D_GetNode(node, &ic2d)) return;
curve2d_check_changes((GF_Node*) &ic2d, stack, tr_state, &ic2d.index);
}
switch (tr_state->traversing_mode) {
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
if (!stack->mesh) {
stack->mesh = new_mesh();
mesh_from_path(stack->mesh, stack->path);
}
visual_3d_draw_2d(stack, tr_state);
return;
#endif
case TRAVERSE_PICK:
vrml_drawable_pick(stack, tr_state);
return;
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
drawable_finalize_sort(ctx, tr_state, NULL);
return;
}
}
static void TraverseCircle(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
Drawable *stack = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
drawable_node_del(node);
return;
}
circle_check_changes(node, stack, tr_state);
switch (tr_state->traversing_mode) {
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
if (!stack->mesh) {
Fixed a = ((M_Circle *) node)->radius * 2;
stack->mesh = new_mesh();
mesh_new_ellipse(stack->mesh, a, a, tr_state->visual->compositor->high_speed);
}
visual_3d_draw_2d(stack, tr_state);
return;
#endif
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
return;
case TRAVERSE_PICK:
vrml_drawable_pick(stack, tr_state);
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
drawable_finalize_sort(ctx, tr_state, NULL);
return;
}
}
static void TraverseDisk2D(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
Drawable *stack = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
drawable_node_del(node);
return;
}
disk2d_check_changes(node, stack, tr_state);
switch (tr_state->traversing_mode) {
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
if (!stack->mesh) {
stack->mesh = new_mesh();
/*FIXME - enable it with OpenGL-ES*/
mesh_from_path(stack->mesh, stack->path);
}
visual_3d_draw_2d(stack, tr_state);
return;
#endif
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
return;
case TRAVERSE_PICK:
vrml_drawable_pick(stack, tr_state);
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
drawable_finalize_sort(ctx, tr_state, NULL);
return;
}
}
static void TraverseRectangle(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
Drawable *stack = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
drawable_node_del(node);
return;
}
rectangle_check_changes(node, stack, tr_state);
switch (tr_state->traversing_mode) {
case TRAVERSE_DRAW_2D:
compositor_2d_draw_rectangle(tr_state);
return;
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
if (!stack->mesh) {
stack->mesh = new_mesh();
mesh_new_rectangle(stack->mesh, ((M_Rectangle *) node)->size, NULL, 0);
}
visual_3d_draw_2d(stack, tr_state);
return;
#endif
case TRAVERSE_PICK:
vrml_drawable_pick(stack, tr_state);
return;
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
break;
default:
return;
}
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
/*if rotated, object is transparent (doesn't fill bounds) and antialias must be used*/
if (tr_state->transform.m[1] || tr_state->transform.m[3]) {
}
else {
/*if alpha or not filled, transparent*/
if (ctx->aspect.fill_color && (GF_COL_A(ctx->aspect.fill_color) != 0xFF)) {
}
/*if texture transparent, transparent*/
else if (ctx->aspect.fill_texture && ctx->aspect.fill_texture->transparent) {
}
/*TODO check matrix for alpha*/
else if (!tr_state->color_mat.identity) {
}
/*otherwise, not transparent*/
else {
ctx->flags &= ~CTX_IS_TRANSPARENT;
}
/*if no line width, we skip antialiasing*/
if (!ctx->aspect.pen_props.width) ctx->flags |= CTX_NO_ANTIALIAS;
}
drawable_finalize_sort(ctx, tr_state, NULL);
}
static void svg_drawable_traverse(GF_Node *node, void *rs, Bool is_destroy,
void (*rebuild_path)(GF_Node *, Drawable *, SVGAllAttributes *),
Bool is_svg_rect, Bool is_svg_path)
{
GF_Matrix2D backup_matrix;
GF_Matrix mx_3d;
DrawableContext *ctx;
SVGPropertiesPointers backup_props;
u32 backup_flags;
Drawable *drawable = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
SVGAllAttributes all_atts;
if (is_destroy) {
#if USE_GF_PATH
/* The path is the same as the one in the SVG node, don't delete it here */
if (is_svg_path) drawable->path = NULL;
#endif
drawable_node_del(node);
return;
}
assert(tr_state->traversing_mode!=TRAVERSE_DRAW_2D);
if (tr_state->traversing_mode==TRAVERSE_PICK) {
svg_drawable_pick(node, drawable, tr_state);
return;
}
/*flatten attributes and apply animations + inheritance*/
gf_svg_flatten_attributes((SVG_Element *)node, &all_atts);
if (!compositor_svg_traverse_base(node, &all_atts, (GF_TraverseState *)rs, &backup_props, &backup_flags))
return;
/* Recreates the path (i.e the shape) only if the node is dirty */
if (gf_node_dirty_get(node) & GF_SG_SVG_GEOMETRY_DIRTY) {
/*the rebuild function is responsible for cleaning the path*/
rebuild_path(node, drawable, &all_atts);
gf_node_dirty_clear(node, GF_SG_SVG_GEOMETRY_DIRTY);
drawable_mark_modified(drawable, tr_state);
}
if (drawable->path) {
if (*(tr_state->svg_props->fill_rule)==GF_PATH_FILL_ZERO_NONZERO) {
if (!(drawable->path->flags & GF_PATH_FILL_ZERO_NONZERO)) {
drawable->path->flags |= GF_PATH_FILL_ZERO_NONZERO;
drawable_mark_modified(drawable, tr_state);
}
} else {
if (drawable->path->flags & GF_PATH_FILL_ZERO_NONZERO) {
drawable->path->flags &= ~GF_PATH_FILL_ZERO_NONZERO;
drawable_mark_modified(drawable, tr_state);
}
}
}
if (tr_state->traversing_mode == TRAVERSE_GET_BOUNDS) {
if (! compositor_svg_is_display_off(tr_state->svg_props)) {
DrawAspect2D asp;
gf_path_get_bounds(drawable->path, &tr_state->bounds);
if (!tr_state->ignore_strike) {
memset(&asp, 0, sizeof(DrawAspect2D));
drawable_get_aspect_2d_svg(node, &asp, tr_state);
if (asp.pen_props.width) {
StrikeInfo2D *si = drawable_get_strikeinfo(tr_state->visual->compositor, drawable, &asp, NULL, drawable->path, 0, NULL);
if (si && si->outline) {
gf_path_get_bounds(si->outline, &tr_state->bounds);
}
}
}
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, NULL);
if (!tr_state->abort_bounds_traverse)
gf_mx2d_apply_rect(&tr_state->transform, &tr_state->bounds);
gf_sc_get_nodes_bounds(node, NULL, tr_state, NULL);
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, NULL);
}
} else if (tr_state->traversing_mode == TRAVERSE_SORT) {
/*reset our flags - this may break reuse of nodes and change-detection in dirty-rect algo */
gf_node_dirty_clear(node, 0);
if (!compositor_svg_is_display_off(tr_state->svg_props) &&
( *(tr_state->svg_props->visibility) != SVG_VISIBILITY_HIDDEN) ) {
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, &mx_3d);
ctx = drawable_init_context_svg(drawable, tr_state);
if (ctx) {
if (is_svg_rect) {
if (ctx->aspect.fill_texture && ctx->aspect.fill_texture->transparent) {}
else if (GF_COL_A(ctx->aspect.fill_color) != 0xFF) {}
else if (ctx->transform.m[1] || ctx->transform.m[3]) {}
else {
ctx->flags &= ~CTX_IS_TRANSPARENT;
if (!ctx->aspect.pen_props.width)
ctx->flags |= CTX_NO_ANTIALIAS;
}
}
if (all_atts.pathLength && all_atts.pathLength->type==SVG_NUMBER_VALUE)
ctx->aspect.pen_props.path_length = all_atts.pathLength->value;
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) {
if (!drawable->mesh) {
drawable->mesh = new_mesh();
if (drawable->path) mesh_from_path(drawable->mesh, drawable->path);
}
visual_3d_draw_from_context(ctx, tr_state);
ctx->drawable = NULL;
} else
#endif
{
drawable_finalize_sort(ctx, tr_state, NULL);
}
}
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, &mx_3d);
}
}
memcpy(tr_state->svg_props, &backup_props, sizeof(SVGPropertiesPointers));
tr_state->svg_flags = backup_flags;
}
static void TraverseTriangleSet2D(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
Drawable *stack = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
drawable_node_del(node);
return;
}
triangleset2d_check_changes(node, stack, tr_state);
switch (tr_state->traversing_mode) {
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
if (!stack->mesh) {
SFColorRGBA col;
u32 i, count, idx;
GF_Vertex v1, v2, v3;
X_TriangleSet2D *p = (X_TriangleSet2D *)node;
stack->mesh = new_mesh();
stack->mesh->mesh_type = MESH_TRIANGLES;
col.red = col.green = col.blue = 0;
col.alpha = FIX_ONE;
v1.color = MESH_MAKE_COL(col);
v1.normal.x = v1.normal.y = 0;
v1.normal.z = MESH_NORMAL_UNIT;
v1.pos.z = 0;
v3 = v2 = v1;
count = p->vertices.count;
while (count%3) count--;
for (i=0; i<count; i+=3) {
idx = stack->mesh->v_count;
v1.pos.x = p->vertices.vals[i].x;
v1.pos.y = p->vertices.vals[i].y;
v2.pos.x = p->vertices.vals[i+1].x;
v2.pos.y = p->vertices.vals[i+1].y;
v3.pos.x = p->vertices.vals[i+2].x;
v3.pos.y = p->vertices.vals[i+2].y;
mesh_set_vertex_vx(stack->mesh, &v1);
mesh_set_vertex_vx(stack->mesh, &v2);
mesh_set_vertex_vx(stack->mesh, &v3);
gf_vec_diff(v2.pos, v2.pos, v1.pos);
gf_vec_diff(v3.pos, v3.pos, v1.pos);
v1.pos = gf_vec_cross(v2.pos, v3.pos);
if (v1.pos.z<0) {
mesh_set_triangle(stack->mesh, idx, idx+2, idx+1);
} else {
mesh_set_triangle(stack->mesh, idx, idx+1, idx+2);
}
}
stack->mesh->flags |= MESH_IS_2D;
mesh_update_bounds(stack->mesh);
}
visual_3d_draw_2d(stack, tr_state);
return;
#endif
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
return;
case TRAVERSE_PICK:
vrml_drawable_pick(stack, tr_state);
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
drawable_finalize_sort(ctx, tr_state, NULL);
return;
}
}
static void TraverseIFS2D(GF_Node *node, void *rs, Bool is_destroy)
{
DrawableContext *ctx;
M_IndexedFaceSet2D *ifs2D = (M_IndexedFaceSet2D *)node;
Drawable *stack = (Drawable *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
if (is_destroy) {
drawable_node_del(node);
return;
}
if (!ifs2D->coord) return;
ifs2d_check_changes(node, stack, tr_state);
switch (tr_state->traversing_mode) {
case TRAVERSE_DRAW_2D:
IFS2D_Draw(node, tr_state);
return;
#ifndef GPAC_DISABLE_3D
case TRAVERSE_DRAW_3D:
{
DrawAspect2D asp;
if (!stack->mesh) {
stack->mesh = new_mesh();
mesh_new_ifs2d(stack->mesh, node);
}
memset(&asp, 0, sizeof(DrawAspect2D));
drawable_get_aspect_2d_mpeg4(node, &asp, tr_state);
if (ifs2D->color && !GF_COL_A(asp.fill_color) ) {
/*use special func to disable outline recompute and handle recompute ourselves*/
StrikeInfo2D *si = drawable_get_strikeinfo(tr_state->visual->compositor, stack, &asp, tr_state->appear, NULL, 0, tr_state);
if (!si->mesh_outline) {
si->mesh_outline = new_mesh();
mesh_new_ils(si->mesh_outline, ifs2D->coord, &ifs2D->coordIndex, ifs2D->color, &ifs2D->colorIndex, ifs2D->colorPerVertex, 1);
}
visual_3d_mesh_strike(tr_state, si->mesh_outline, asp.pen_props.width, asp.line_scale, asp.pen_props.dash);
} else {
visual_3d_draw_2d_with_aspect(stack, tr_state, &asp);
}
return;
}
#endif
case TRAVERSE_PICK:
vrml_drawable_pick(stack, tr_state);
return;
case TRAVERSE_GET_BOUNDS:
gf_path_get_bounds(stack->path, &tr_state->bounds);
return;
case TRAVERSE_SORT:
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) return;
#endif
ctx = drawable_init_context_mpeg4(stack, tr_state);
if (!ctx) return;
drawable_finalize_sort(ctx, tr_state, NULL);
return;
}
}
