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cf1e30a2ed
godot/scene/main/canvas_item.cpp
Hugo Locurcio cf1e30a2ed
Tweak CanvasItem/material sampling property hints for readability 
The "Anisotropic" term is abbreviated as spelling it out would cause
the PopupMenu to overflow the editor window when using the default
inspector width.
2021-05-06 03:05:37 +02:00

1567 lines
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/*************************************************************************/
/* canvas_item.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "canvas_item.h"
#include "core/input/input.h"
#include "core/object/message_queue.h"
#include "scene/2d/canvas_group.h"
#include "scene/main/canvas_layer.h"
#include "scene/main/viewport.h"
#include "scene/main/window.h"
#include "scene/resources/font.h"
#include "scene/resources/style_box.h"
#include "scene/resources/texture.h"
#include "scene/scene_string_names.h"
#include "servers/rendering_server.h"
Mutex CanvasItemMaterial::material_mutex;
SelfList<CanvasItemMaterial>::List *CanvasItemMaterial::dirty_materials = nullptr;
Map<CanvasItemMaterial::MaterialKey, CanvasItemMaterial::ShaderData> CanvasItemMaterial::shader_map;
CanvasItemMaterial::ShaderNames *CanvasItemMaterial::shader_names = nullptr;
void CanvasItemMaterial::init_shaders() {
dirty_materials = memnew(SelfList<CanvasItemMaterial>::List);
shader_names = memnew(ShaderNames);
shader_names->particles_anim_h_frames = "particles_anim_h_frames";
shader_names->particles_anim_v_frames = "particles_anim_v_frames";
shader_names->particles_anim_loop = "particles_anim_loop";
}
void CanvasItemMaterial::finish_shaders() {
memdelete(dirty_materials);
memdelete(shader_names);
dirty_materials = nullptr;
}
void CanvasItemMaterial::_update_shader() {
dirty_materials->remove(&element);
MaterialKey mk = _compute_key();
if (mk.key == current_key.key) {
return; //no update required in the end
}
if (shader_map.has(current_key)) {
shader_map[current_key].users--;
if (shader_map[current_key].users == 0) {
//deallocate shader, as it's no longer in use
RS::get_singleton()->free(shader_map[current_key].shader);
shader_map.erase(current_key);
}
}
current_key = mk;
if (shader_map.has(mk)) {
RS::get_singleton()->material_set_shader(_get_material(), shader_map[mk].shader);
shader_map[mk].users++;
return;
}
//must create a shader!
String code = "shader_type canvas_item;\nrender_mode ";
switch (blend_mode) {
case BLEND_MODE_MIX:
code += "blend_mix";
break;
case BLEND_MODE_ADD:
code += "blend_add";
break;
case BLEND_MODE_SUB:
code += "blend_sub";
break;
case BLEND_MODE_MUL:
code += "blend_mul";
break;
case BLEND_MODE_PREMULT_ALPHA:
code += "blend_premul_alpha";
break;
case BLEND_MODE_DISABLED:
code += "blend_disabled";
break;
}
switch (light_mode) {
case LIGHT_MODE_NORMAL:
break;
case LIGHT_MODE_UNSHADED:
code += ",unshaded";
break;
case LIGHT_MODE_LIGHT_ONLY:
code += ",light_only";
break;
}
code += ";\n";
if (particles_animation) {
code += "uniform int particles_anim_h_frames;\n";
code += "uniform int particles_anim_v_frames;\n";
code += "uniform bool particles_anim_loop;\n";
code += "void vertex() {\n";
code += "\tfloat h_frames = float(particles_anim_h_frames);\n";
code += "\tfloat v_frames = float(particles_anim_v_frames);\n";
code += "\tVERTEX.xy /= vec2(h_frames, v_frames);\n";
code += "\tfloat particle_total_frames = float(particles_anim_h_frames * particles_anim_v_frames);\n";
code += "\tfloat particle_frame = floor(INSTANCE_CUSTOM.z * float(particle_total_frames));\n";
code += "\tif (!particles_anim_loop) {\n";
code += "\t\tparticle_frame = clamp(particle_frame, 0.0, particle_total_frames - 1.0);\n";
code += "\t} else {\n";
code += "\t\tparticle_frame = mod(particle_frame, particle_total_frames);\n";
code += "\t}";
code += "\tUV /= vec2(h_frames, v_frames);\n";
code += "\tUV += vec2(mod(particle_frame, h_frames) / h_frames, floor(particle_frame / h_frames) / v_frames);\n";
code += "}\n";
}
ShaderData shader_data;
shader_data.shader = RS::get_singleton()->shader_create();
shader_data.users = 1;
RS::get_singleton()->shader_set_code(shader_data.shader, code);
shader_map[mk] = shader_data;
RS::get_singleton()->material_set_shader(_get_material(), shader_data.shader);
}
void CanvasItemMaterial::flush_changes() {
MutexLock lock(material_mutex);
while (dirty_materials->first()) {
dirty_materials->first()->self()->_update_shader();
}
}
void CanvasItemMaterial::_queue_shader_change() {
MutexLock lock(material_mutex);
if (!element.in_list()) {
dirty_materials->add(&element);
}
}
bool CanvasItemMaterial::_is_shader_dirty() const {
MutexLock lock(material_mutex);
return element.in_list();
}
void CanvasItemMaterial::set_blend_mode(BlendMode p_blend_mode) {
blend_mode = p_blend_mode;
_queue_shader_change();
}
CanvasItemMaterial::BlendMode CanvasItemMaterial::get_blend_mode() const {
return blend_mode;
}
void CanvasItemMaterial::set_light_mode(LightMode p_light_mode) {
light_mode = p_light_mode;
_queue_shader_change();
}
CanvasItemMaterial::LightMode CanvasItemMaterial::get_light_mode() const {
return light_mode;
}
void CanvasItemMaterial::set_particles_animation(bool p_particles_anim) {
particles_animation = p_particles_anim;
_queue_shader_change();
notify_property_list_changed();
}
bool CanvasItemMaterial::get_particles_animation() const {
return particles_animation;
}
void CanvasItemMaterial::set_particles_anim_h_frames(int p_frames) {
particles_anim_h_frames = p_frames;
RS::get_singleton()->material_set_param(_get_material(), shader_names->particles_anim_h_frames, p_frames);
}
int CanvasItemMaterial::get_particles_anim_h_frames() const {
return particles_anim_h_frames;
}
void CanvasItemMaterial::set_particles_anim_v_frames(int p_frames) {
particles_anim_v_frames = p_frames;
RS::get_singleton()->material_set_param(_get_material(), shader_names->particles_anim_v_frames, p_frames);
}
int CanvasItemMaterial::get_particles_anim_v_frames() const {
return particles_anim_v_frames;
}
void CanvasItemMaterial::set_particles_anim_loop(bool p_loop) {
particles_anim_loop = p_loop;
RS::get_singleton()->material_set_param(_get_material(), shader_names->particles_anim_loop, particles_anim_loop);
}
bool CanvasItemMaterial::get_particles_anim_loop() const {
return particles_anim_loop;
}
void CanvasItemMaterial::_validate_property(PropertyInfo &property) const {
if (property.name.begins_with("particles_anim_") && !particles_animation) {
property.usage = 0;
}
}
RID CanvasItemMaterial::get_shader_rid() const {
ERR_FAIL_COND_V(!shader_map.has(current_key), RID());
return shader_map[current_key].shader;
}
Shader::Mode CanvasItemMaterial::get_shader_mode() const {
return Shader::MODE_CANVAS_ITEM;
}
void CanvasItemMaterial::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_blend_mode", "blend_mode"), &CanvasItemMaterial::set_blend_mode);
ClassDB::bind_method(D_METHOD("get_blend_mode"), &CanvasItemMaterial::get_blend_mode);
ClassDB::bind_method(D_METHOD("set_light_mode", "light_mode"), &CanvasItemMaterial::set_light_mode);
ClassDB::bind_method(D_METHOD("get_light_mode"), &CanvasItemMaterial::get_light_mode);
ClassDB::bind_method(D_METHOD("set_particles_animation", "particles_anim"), &CanvasItemMaterial::set_particles_animation);
ClassDB::bind_method(D_METHOD("get_particles_animation"), &CanvasItemMaterial::get_particles_animation);
ClassDB::bind_method(D_METHOD("set_particles_anim_h_frames", "frames"), &CanvasItemMaterial::set_particles_anim_h_frames);
ClassDB::bind_method(D_METHOD("get_particles_anim_h_frames"), &CanvasItemMaterial::get_particles_anim_h_frames);
ClassDB::bind_method(D_METHOD("set_particles_anim_v_frames", "frames"), &CanvasItemMaterial::set_particles_anim_v_frames);
ClassDB::bind_method(D_METHOD("get_particles_anim_v_frames"), &CanvasItemMaterial::get_particles_anim_v_frames);
ClassDB::bind_method(D_METHOD("set_particles_anim_loop", "loop"), &CanvasItemMaterial::set_particles_anim_loop);
ClassDB::bind_method(D_METHOD("get_particles_anim_loop"), &CanvasItemMaterial::get_particles_anim_loop);
ADD_PROPERTY(PropertyInfo(Variant::INT, "blend_mode", PROPERTY_HINT_ENUM, "Mix,Add,Sub,Mul,Premult Alpha"), "set_blend_mode", "get_blend_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "light_mode", PROPERTY_HINT_ENUM, "Normal,Unshaded,Light Only"), "set_light_mode", "get_light_mode");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "particles_animation"), "set_particles_animation", "get_particles_animation");
ADD_PROPERTY(PropertyInfo(Variant::INT, "particles_anim_h_frames", PROPERTY_HINT_RANGE, "1,128,1"), "set_particles_anim_h_frames", "get_particles_anim_h_frames");
ADD_PROPERTY(PropertyInfo(Variant::INT, "particles_anim_v_frames", PROPERTY_HINT_RANGE, "1,128,1"), "set_particles_anim_v_frames", "get_particles_anim_v_frames");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "particles_anim_loop"), "set_particles_anim_loop", "get_particles_anim_loop");
BIND_ENUM_CONSTANT(BLEND_MODE_MIX);
BIND_ENUM_CONSTANT(BLEND_MODE_ADD);
BIND_ENUM_CONSTANT(BLEND_MODE_SUB);
BIND_ENUM_CONSTANT(BLEND_MODE_MUL);
BIND_ENUM_CONSTANT(BLEND_MODE_PREMULT_ALPHA);
BIND_ENUM_CONSTANT(LIGHT_MODE_NORMAL);
BIND_ENUM_CONSTANT(LIGHT_MODE_UNSHADED);
BIND_ENUM_CONSTANT(LIGHT_MODE_LIGHT_ONLY);
}
CanvasItemMaterial::CanvasItemMaterial() :
element(this) {
set_particles_anim_h_frames(1);
set_particles_anim_v_frames(1);
set_particles_anim_loop(false);
current_key.invalid_key = 1;
_queue_shader_change();
}
CanvasItemMaterial::~CanvasItemMaterial() {
MutexLock lock(material_mutex);
if (shader_map.has(current_key)) {
shader_map[current_key].users--;
if (shader_map[current_key].users == 0) {
//deallocate shader, as it's no longer in use
RS::get_singleton()->free(shader_map[current_key].shader);
shader_map.erase(current_key);
}
RS::get_singleton()->material_set_shader(_get_material(), RID());
}
}
///////////////////////////////////////////////////////////////////
#ifdef TOOLS_ENABLED
bool CanvasItem::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
if (_edit_use_rect()) {
return _edit_get_rect().has_point(p_point);
} else {
return p_point.length() < p_tolerance;
}
}
Transform2D CanvasItem::_edit_get_transform() const {
return Transform2D(_edit_get_rotation(), _edit_get_position() + _edit_get_pivot());
}
#endif
bool CanvasItem::is_visible_in_tree() const {
if (!is_inside_tree()) {
return false;
}
const CanvasItem *p = this;
while (p) {
if (!p->visible) {
return false;
}
if (p->window && !p->window->is_visible()) {
return false;
}
p = p->get_parent_item();
}
return true;
}
void CanvasItem::_propagate_visibility_changed(bool p_visible) {
if (p_visible && first_draw) { //avoid propagating it twice
first_draw = false;
}
notification(NOTIFICATION_VISIBILITY_CHANGED);
if (p_visible) {
update(); //todo optimize
} else {
emit_signal(SceneStringNames::get_singleton()->hidden);
}
_block();
for (int i = 0; i < get_child_count(); i++) {
CanvasItem *c = Object::cast_to<CanvasItem>(get_child(i));
if (c && c->visible) { //should the top_levels stop propagation? i think so but..
c->_propagate_visibility_changed(p_visible);
}
}
_unblock();
}
void CanvasItem::show() {
if (visible) {
return;
}
visible = true;
RenderingServer::get_singleton()->canvas_item_set_visible(canvas_item, true);
if (!is_inside_tree()) {
return;
}
_propagate_visibility_changed(true);
}
void CanvasItem::hide() {
if (!visible) {
return;
}
visible = false;
RenderingServer::get_singleton()->canvas_item_set_visible(canvas_item, false);
if (!is_inside_tree()) {
return;
}
_propagate_visibility_changed(false);
}
CanvasItem *CanvasItem::current_item_drawn = nullptr;
CanvasItem *CanvasItem::get_current_item_drawn() {
return current_item_drawn;
}
void CanvasItem::_update_callback() {
if (!is_inside_tree()) {
pending_update = false;
return;
}
RenderingServer::get_singleton()->canvas_item_clear(get_canvas_item());
//todo updating = true - only allow drawing here
if (is_visible_in_tree()) { //todo optimize this!!
if (first_draw) {
notification(NOTIFICATION_VISIBILITY_CHANGED);
first_draw = false;
}
drawing = true;
current_item_drawn = this;
notification(NOTIFICATION_DRAW);
emit_signal(SceneStringNames::get_singleton()->draw);
if (get_script_instance()) {
get_script_instance()->call(SceneStringNames::get_singleton()->_draw);
}
current_item_drawn = nullptr;
drawing = false;
}
//todo updating = false
pending_update = false; // don't change to false until finished drawing (avoid recursive update)
}
Transform2D CanvasItem::get_global_transform_with_canvas() const {
if (canvas_layer) {
return canvas_layer->get_transform() * get_global_transform();
} else if (is_inside_tree()) {
return get_viewport()->get_canvas_transform() * get_global_transform();
} else {
return get_global_transform();
}
}
Transform2D CanvasItem::get_screen_transform() const {
ERR_FAIL_COND_V(!is_inside_tree(), Transform2D());
Transform2D xform = get_global_transform_with_canvas();
Window *w = Object::cast_to<Window>(get_viewport());
if (w && !w->is_embedding_subwindows()) {
Transform2D s;
s.set_origin(w->get_position());
xform = s * xform;
}
return xform;
}
Transform2D CanvasItem::get_global_transform() const {
#ifdef DEBUG_ENABLED
ERR_FAIL_COND_V(!is_inside_tree(), get_transform());
#endif
if (global_invalid) {
const CanvasItem *pi = get_parent_item();
if (pi) {
global_transform = pi->get_global_transform() * get_transform();
} else {
global_transform = get_transform();
}
global_invalid = false;
}
return global_transform;
}
void CanvasItem::_top_level_raise_self() {
if (!is_inside_tree()) {
return;
}
if (canvas_layer) {
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, canvas_layer->get_sort_index());
} else {
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, get_viewport()->gui_get_canvas_sort_index());
}
}
void CanvasItem::_enter_canvas() {
if ((!Object::cast_to<CanvasItem>(get_parent())) || top_level) {
Node *n = this;
canvas_layer = nullptr;
while (n) {
canvas_layer = Object::cast_to<CanvasLayer>(n);
if (canvas_layer) {
break;
}
if (Object::cast_to<Viewport>(n)) {
break;
}
n = n->get_parent();
}
RID canvas;
if (canvas_layer) {
canvas = canvas_layer->get_canvas();
} else {
canvas = get_viewport()->find_world_2d()->get_canvas();
}
RenderingServer::get_singleton()->canvas_item_set_parent(canvas_item, canvas);
group = "root_canvas" + itos(canvas.get_id());
add_to_group(group);
if (canvas_layer) {
canvas_layer->reset_sort_index();
} else {
get_viewport()->gui_reset_canvas_sort_index();
}
get_tree()->call_group_flags(SceneTree::GROUP_CALL_UNIQUE, group, "_top_level_raise_self");
} else {
CanvasItem *parent = get_parent_item();
canvas_layer = parent->canvas_layer;
RenderingServer::get_singleton()->canvas_item_set_parent(canvas_item, parent->get_canvas_item());
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, get_index());
}
pending_update = false;
update();
notification(NOTIFICATION_ENTER_CANVAS);
}
void CanvasItem::_exit_canvas() {
notification(NOTIFICATION_EXIT_CANVAS, true); //reverse the notification
RenderingServer::get_singleton()->canvas_item_set_parent(canvas_item, RID());
canvas_layer = nullptr;
group = "";
}
void CanvasItem::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
_update_texture_filter_changed(false);
_update_texture_repeat_changed(false);
first_draw = true;
Node *parent = get_parent();
if (parent) {
CanvasItem *ci = Object::cast_to<CanvasItem>(parent);
if (ci) {
C = ci->children_items.push_back(this);
}
if (!ci) {
//look for a window
Viewport *viewport = nullptr;
while (parent) {
viewport = Object::cast_to<Viewport>(parent);
if (viewport) {
break;
}
parent = parent->get_parent();
}
ERR_FAIL_COND(!viewport);
window = Object::cast_to<Window>(viewport);
if (window) {
window->connect(SceneStringNames::get_singleton()->visibility_changed, callable_mp(this, &CanvasItem::_window_visibility_changed));
}
}
}
_enter_canvas();
if (!block_transform_notify && !xform_change.in_list()) {
get_tree()->xform_change_list.add(&xform_change);
}
} break;
case NOTIFICATION_MOVED_IN_PARENT: {
if (!is_inside_tree()) {
break;
}
if (group != "") {
get_tree()->call_group_flags(SceneTree::GROUP_CALL_UNIQUE, group, "_top_level_raise_self");
} else {
CanvasItem *p = get_parent_item();
ERR_FAIL_COND(!p);
RenderingServer::get_singleton()->canvas_item_set_draw_index(canvas_item, get_index());
}
} break;
case NOTIFICATION_EXIT_TREE: {
if (xform_change.in_list()) {
get_tree()->xform_change_list.remove(&xform_change);
}
_exit_canvas();
if (C) {
Object::cast_to<CanvasItem>(get_parent())->children_items.erase(C);
C = nullptr;
}
if (window) {
window->disconnect(SceneStringNames::get_singleton()->visibility_changed, callable_mp(this, &CanvasItem::_window_visibility_changed));
}
global_invalid = true;
} break;
case NOTIFICATION_DRAW:
case NOTIFICATION_TRANSFORM_CHANGED: {
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
emit_signal(SceneStringNames::get_singleton()->visibility_changed);
} break;
}
}
void CanvasItem::set_visible(bool p_visible) {
if (p_visible) {
show();
} else {
hide();
}
}
void CanvasItem::_window_visibility_changed() {
if (visible) {
_propagate_visibility_changed(window->is_visible());
}
}
bool CanvasItem::is_visible() const {
return visible;
}
void CanvasItem::update() {
if (!is_inside_tree()) {
return;
}
if (pending_update) {
return;
}
pending_update = true;
MessageQueue::get_singleton()->push_call(this, "_update_callback");
}
void CanvasItem::set_modulate(const Color &p_modulate) {
if (modulate == p_modulate) {
return;
}
modulate = p_modulate;
RenderingServer::get_singleton()->canvas_item_set_modulate(canvas_item, modulate);
}
Color CanvasItem::get_modulate() const {
return modulate;
}
void CanvasItem::set_as_top_level(bool p_top_level) {
if (top_level == p_top_level) {
return;
}
if (!is_inside_tree()) {
top_level = p_top_level;
return;
}
_exit_canvas();
top_level = p_top_level;
_enter_canvas();
_notify_transform();
}
bool CanvasItem::is_set_as_top_level() const {
return top_level;
}
CanvasItem *CanvasItem::get_parent_item() const {
if (top_level) {
return nullptr;
}
return Object::cast_to<CanvasItem>(get_parent());
}
void CanvasItem::set_self_modulate(const Color &p_self_modulate) {
if (self_modulate == p_self_modulate) {
return;
}
self_modulate = p_self_modulate;
RenderingServer::get_singleton()->canvas_item_set_self_modulate(canvas_item, self_modulate);
}
Color CanvasItem::get_self_modulate() const {
return self_modulate;
}
void CanvasItem::set_light_mask(int p_light_mask) {
if (light_mask == p_light_mask) {
return;
}
light_mask = p_light_mask;
RS::get_singleton()->canvas_item_set_light_mask(canvas_item, p_light_mask);
}
int CanvasItem::get_light_mask() const {
return light_mask;
}
void CanvasItem::item_rect_changed(bool p_size_changed) {
if (p_size_changed) {
update();
}
emit_signal(SceneStringNames::get_singleton()->item_rect_changed);
}
void CanvasItem::draw_line(const Point2 &p_from, const Point2 &p_to, const Color &p_color, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_line(canvas_item, p_from, p_to, p_color, p_width);
}
void CanvasItem::draw_polyline(const Vector<Point2> &p_points, const Color &p_color, real_t p_width, bool p_antialiased) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
Vector<Color> colors;
colors.push_back(p_color);
RenderingServer::get_singleton()->canvas_item_add_polyline(canvas_item, p_points, colors, p_width, p_antialiased);
}
void CanvasItem::draw_polyline_colors(const Vector<Point2> &p_points, const Vector<Color> &p_colors, real_t p_width, bool p_antialiased) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_polyline(canvas_item, p_points, p_colors, p_width, p_antialiased);
}
void CanvasItem::draw_arc(const Vector2 &p_center, real_t p_radius, real_t p_start_angle, real_t p_end_angle, int p_point_count, const Color &p_color, real_t p_width, bool p_antialiased) {
Vector<Point2> points;
points.resize(p_point_count);
const real_t delta_angle = p_end_angle - p_start_angle;
for (int i = 0; i < p_point_count; i++) {
real_t theta = (i / (p_point_count - 1.0f)) * delta_angle + p_start_angle;
points.set(i, p_center + Vector2(Math::cos(theta), Math::sin(theta)) * p_radius);
}
draw_polyline(points, p_color, p_width, p_antialiased);
}
void CanvasItem::draw_multiline(const Vector<Point2> &p_points, const Color &p_color, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
Vector<Color> colors;
colors.push_back(p_color);
RenderingServer::get_singleton()->canvas_item_add_multiline(canvas_item, p_points, colors, p_width);
}
void CanvasItem::draw_multiline_colors(const Vector<Point2> &p_points, const Vector<Color> &p_colors, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_multiline(canvas_item, p_points, p_colors, p_width);
}
void CanvasItem::draw_rect(const Rect2 &p_rect, const Color &p_color, bool p_filled, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
if (p_filled) {
if (p_width != 1.0) {
WARN_PRINT("The draw_rect() \"width\" argument has no effect when \"filled\" is \"true\".");
}
RenderingServer::get_singleton()->canvas_item_add_rect(canvas_item, p_rect, p_color);
} else {
// Thick lines are offset depending on their width to avoid partial overlapping.
// Thin lines don't require an offset, so don't apply one in this case
real_t offset;
if (p_width >= 2) {
offset = p_width / 2.0;
} else {
offset = 0.0;
}
RenderingServer::get_singleton()->canvas_item_add_line(
canvas_item,
p_rect.position + Size2(-offset, 0),
p_rect.position + Size2(p_rect.size.width + offset, 0),
p_color,
p_width);
RenderingServer::get_singleton()->canvas_item_add_line(
canvas_item,
p_rect.position + Size2(p_rect.size.width, offset),
p_rect.position + Size2(p_rect.size.width, p_rect.size.height - offset),
p_color,
p_width);
RenderingServer::get_singleton()->canvas_item_add_line(
canvas_item,
p_rect.position + Size2(p_rect.size.width + offset, p_rect.size.height),
p_rect.position + Size2(-offset, p_rect.size.height),
p_color,
p_width);
RenderingServer::get_singleton()->canvas_item_add_line(
canvas_item,
p_rect.position + Size2(0, p_rect.size.height - offset),
p_rect.position + Size2(0, offset),
p_color,
p_width);
}
}
void CanvasItem::draw_circle(const Point2 &p_pos, real_t p_radius, const Color &p_color) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_circle(canvas_item, p_pos, p_radius, p_color);
}
void CanvasItem::draw_texture(const Ref<Texture2D> &p_texture, const Point2 &p_pos, const Color &p_modulate) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_texture.is_null());
p_texture->draw(canvas_item, p_pos, p_modulate, false);
}
void CanvasItem::draw_texture_rect(const Ref<Texture2D> &p_texture, const Rect2 &p_rect, bool p_tile, const Color &p_modulate, bool p_transpose) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_texture.is_null());
p_texture->draw_rect(canvas_item, p_rect, p_tile, p_modulate, p_transpose);
}
void CanvasItem::draw_texture_rect_region(const Ref<Texture2D> &p_texture, const Rect2 &p_rect, const Rect2 &p_src_rect, const Color &p_modulate, bool p_transpose, bool p_clip_uv) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_texture.is_null());
p_texture->draw_rect_region(canvas_item, p_rect, p_src_rect, p_modulate, p_transpose, p_clip_uv);
}
void CanvasItem::draw_style_box(const Ref<StyleBox> &p_style_box, const Rect2 &p_rect) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_style_box.is_null());
p_style_box->draw(canvas_item, p_rect);
}
void CanvasItem::draw_primitive(const Vector<Point2> &p_points, const Vector<Color> &p_colors, const Vector<Point2> &p_uvs, Ref<Texture2D> p_texture, real_t p_width) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RID rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_primitive(canvas_item, p_points, p_colors, p_uvs, rid, p_width);
}
void CanvasItem::draw_set_transform(const Point2 &p_offset, real_t p_rot, const Size2 &p_scale) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
Transform2D xform(p_rot, p_offset);
xform.scale_basis(p_scale);
RenderingServer::get_singleton()->canvas_item_add_set_transform(canvas_item, xform);
}
void CanvasItem::draw_set_transform_matrix(const Transform2D &p_matrix) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RenderingServer::get_singleton()->canvas_item_add_set_transform(canvas_item, p_matrix);
}
void CanvasItem::draw_polygon(const Vector<Point2> &p_points, const Vector<Color> &p_colors, const Vector<Point2> &p_uvs, Ref<Texture2D> p_texture) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
RID rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_polygon(canvas_item, p_points, p_colors, p_uvs, rid);
}
void CanvasItem::draw_colored_polygon(const Vector<Point2> &p_points, const Color &p_color, const Vector<Point2> &p_uvs, Ref<Texture2D> p_texture) {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
Vector<Color> colors;
colors.push_back(p_color);
RID rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_polygon(canvas_item, p_points, colors, p_uvs, rid);
}
void CanvasItem::draw_mesh(const Ref<Mesh> &p_mesh, const Ref<Texture2D> &p_texture, const Transform2D &p_transform, const Color &p_modulate) {
ERR_FAIL_COND(p_mesh.is_null());
RID texture_rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_mesh(canvas_item, p_mesh->get_rid(), p_transform, p_modulate, texture_rid);
}
void CanvasItem::draw_multimesh(const Ref<MultiMesh> &p_multimesh, const Ref<Texture2D> &p_texture) {
ERR_FAIL_COND(p_multimesh.is_null());
RID texture_rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
RenderingServer::get_singleton()->canvas_item_add_multimesh(canvas_item, p_multimesh->get_rid(), texture_rid);
}
void CanvasItem::draw_string(const Ref<Font> &p_font, const Point2 &p_pos, const String &p_text, HAlign p_align, real_t p_width, int p_size, const Color &p_modulate, int p_outline_size, const Color &p_outline_modulate, uint8_t p_flags) const {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_font.is_null());
p_font->draw_string(canvas_item, p_pos, p_text, p_align, p_width, p_size, p_modulate, p_outline_size, p_outline_modulate, p_flags);
}
void CanvasItem::draw_multiline_string(const Ref<Font> &p_font, const Point2 &p_pos, const String &p_text, HAlign p_align, real_t p_width, int p_max_lines, int p_size, const Color &p_modulate, int p_outline_size, const Color &p_outline_modulate, uint8_t p_flags) const {
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND(p_font.is_null());
p_font->draw_multiline_string(canvas_item, p_pos, p_text, p_align, p_width, p_max_lines, p_size, p_modulate, p_outline_size, p_outline_modulate, p_flags);
}
real_t CanvasItem::draw_char(const Ref<Font> &p_font, const Point2 &p_pos, const String &p_char, const String &p_next, int p_size, const Color &p_modulate, int p_outline_size, const Color &p_outline_modulate) const {
ERR_FAIL_COND_V_MSG(!drawing, 0.f, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
ERR_FAIL_COND_V(p_font.is_null(), 0.f);
ERR_FAIL_COND_V(p_char.length() != 1, 0.f);
return p_font->draw_char(canvas_item, p_pos, p_char[0], p_next.get_data()[0], p_size, p_modulate, p_outline_size, p_outline_modulate);
}
void CanvasItem::_notify_transform(CanvasItem *p_node) {
/* This check exists to avoid re-propagating the transform
* notification down the tree on dirty nodes. It provides
* optimization by avoiding redundancy (nodes are dirty, will get the
* notification anyway).
*/
if (/*p_node->xform_change.in_list() &&*/ p_node->global_invalid) {
return; //nothing to do
}
p_node->global_invalid = true;
if (p_node->notify_transform && !p_node->xform_change.in_list()) {
if (!p_node->block_transform_notify) {
if (p_node->is_inside_tree()) {
get_tree()->xform_change_list.add(&p_node->xform_change);
}
}
}
for (List<CanvasItem *>::Element *E = p_node->children_items.front(); E; E = E->next()) {
CanvasItem *ci = E->get();
if (ci->top_level) {
continue;
}
_notify_transform(ci);
}
}
Rect2 CanvasItem::get_viewport_rect() const {
ERR_FAIL_COND_V(!is_inside_tree(), Rect2());
return get_viewport()->get_visible_rect();
}
RID CanvasItem::get_canvas() const {
ERR_FAIL_COND_V(!is_inside_tree(), RID());
if (canvas_layer) {
return canvas_layer->get_canvas();
} else {
return get_viewport()->find_world_2d()->get_canvas();
}
}
ObjectID CanvasItem::get_canvas_layer_instance_id() const {
if (canvas_layer) {
return canvas_layer->get_instance_id();
} else {
return ObjectID();
}
}
CanvasItem *CanvasItem::get_top_level() const {
CanvasItem *ci = const_cast<CanvasItem *>(this);
while (!ci->top_level && Object::cast_to<CanvasItem>(ci->get_parent())) {
ci = Object::cast_to<CanvasItem>(ci->get_parent());
}
return ci;
}
Ref<World2D> CanvasItem::get_world_2d() const {
ERR_FAIL_COND_V(!is_inside_tree(), Ref<World2D>());
CanvasItem *tl = get_top_level();
if (tl->get_viewport()) {
return tl->get_viewport()->find_world_2d();
} else {
return Ref<World2D>();
}
}
RID CanvasItem::get_viewport_rid() const {
ERR_FAIL_COND_V(!is_inside_tree(), RID());
return get_viewport()->get_viewport_rid();
}
void CanvasItem::set_block_transform_notify(bool p_enable) {
block_transform_notify = p_enable;
}
bool CanvasItem::is_block_transform_notify_enabled() const {
return block_transform_notify;
}
void CanvasItem::set_draw_behind_parent(bool p_enable) {
if (behind == p_enable) {
return;
}
behind = p_enable;
RenderingServer::get_singleton()->canvas_item_set_draw_behind_parent(canvas_item, behind);
}
bool CanvasItem::is_draw_behind_parent_enabled() const {
return behind;
}
void CanvasItem::set_material(const Ref<Material> &p_material) {
material = p_material;
RID rid;
if (material.is_valid()) {
rid = material->get_rid();
}
RS::get_singleton()->canvas_item_set_material(canvas_item, rid);
notify_property_list_changed(); //properties for material exposed
}
void CanvasItem::set_use_parent_material(bool p_use_parent_material) {
use_parent_material = p_use_parent_material;
RS::get_singleton()->canvas_item_set_use_parent_material(canvas_item, p_use_parent_material);
}
bool CanvasItem::get_use_parent_material() const {
return use_parent_material;
}
Ref<Material> CanvasItem::get_material() const {
return material;
}
Vector2 CanvasItem::make_canvas_position_local(const Vector2 &screen_point) const {
ERR_FAIL_COND_V(!is_inside_tree(), screen_point);
Transform2D local_matrix = (get_canvas_transform() * get_global_transform()).affine_inverse();
return local_matrix.xform(screen_point);
}
Ref<InputEvent> CanvasItem::make_input_local(const Ref<InputEvent> &p_event) const {
ERR_FAIL_COND_V(p_event.is_null(), p_event);
ERR_FAIL_COND_V(!is_inside_tree(), p_event);
return p_event->xformed_by((get_canvas_transform() * get_global_transform()).affine_inverse());
}
Vector2 CanvasItem::get_global_mouse_position() const {
ERR_FAIL_COND_V(!get_viewport(), Vector2());
return get_canvas_transform().affine_inverse().xform(get_viewport()->get_mouse_position());
}
Vector2 CanvasItem::get_local_mouse_position() const {
ERR_FAIL_COND_V(!get_viewport(), Vector2());
return get_global_transform().affine_inverse().xform(get_global_mouse_position());
}
void CanvasItem::force_update_transform() {
ERR_FAIL_COND(!is_inside_tree());
if (!xform_change.in_list()) {
return;
}
get_tree()->xform_change_list.remove(&xform_change);
notification(NOTIFICATION_TRANSFORM_CHANGED);
}
void CanvasItem::_bind_methods() {
ClassDB::bind_method(D_METHOD("_top_level_raise_self"), &CanvasItem::_top_level_raise_self);
ClassDB::bind_method(D_METHOD("_update_callback"), &CanvasItem::_update_callback);
#ifdef TOOLS_ENABLED
ClassDB::bind_method(D_METHOD("_edit_set_state", "state"), &CanvasItem::_edit_set_state);
ClassDB::bind_method(D_METHOD("_edit_get_state"), &CanvasItem::_edit_get_state);
ClassDB::bind_method(D_METHOD("_edit_set_position", "position"), &CanvasItem::_edit_set_position);
ClassDB::bind_method(D_METHOD("_edit_get_position"), &CanvasItem::_edit_get_position);
ClassDB::bind_method(D_METHOD("_edit_set_scale", "scale"), &CanvasItem::_edit_set_scale);
ClassDB::bind_method(D_METHOD("_edit_get_scale"), &CanvasItem::_edit_get_scale);
ClassDB::bind_method(D_METHOD("_edit_set_rect", "rect"), &CanvasItem::_edit_set_rect);
ClassDB::bind_method(D_METHOD("_edit_get_rect"), &CanvasItem::_edit_get_rect);
ClassDB::bind_method(D_METHOD("_edit_use_rect"), &CanvasItem::_edit_use_rect);
ClassDB::bind_method(D_METHOD("_edit_set_rotation", "degrees"), &CanvasItem::_edit_set_rotation);
ClassDB::bind_method(D_METHOD("_edit_get_rotation"), &CanvasItem::_edit_get_rotation);
ClassDB::bind_method(D_METHOD("_edit_use_rotation"), &CanvasItem::_edit_use_rotation);
ClassDB::bind_method(D_METHOD("_edit_set_pivot", "pivot"), &CanvasItem::_edit_set_pivot);
ClassDB::bind_method(D_METHOD("_edit_get_pivot"), &CanvasItem::_edit_get_pivot);
ClassDB::bind_method(D_METHOD("_edit_use_pivot"), &CanvasItem::_edit_use_pivot);
ClassDB::bind_method(D_METHOD("_edit_get_transform"), &CanvasItem::_edit_get_transform);
#endif
ClassDB::bind_method(D_METHOD("get_canvas_item"), &CanvasItem::get_canvas_item);
ClassDB::bind_method(D_METHOD("set_visible", "visible"), &CanvasItem::set_visible);
ClassDB::bind_method(D_METHOD("is_visible"), &CanvasItem::is_visible);
ClassDB::bind_method(D_METHOD("is_visible_in_tree"), &CanvasItem::is_visible_in_tree);
ClassDB::bind_method(D_METHOD("show"), &CanvasItem::show);
ClassDB::bind_method(D_METHOD("hide"), &CanvasItem::hide);
ClassDB::bind_method(D_METHOD("update"), &CanvasItem::update);
ClassDB::bind_method(D_METHOD("set_as_top_level", "enable"), &CanvasItem::set_as_top_level);
ClassDB::bind_method(D_METHOD("is_set_as_top_level"), &CanvasItem::is_set_as_top_level);
ClassDB::bind_method(D_METHOD("set_light_mask", "light_mask"), &CanvasItem::set_light_mask);
ClassDB::bind_method(D_METHOD("get_light_mask"), &CanvasItem::get_light_mask);
ClassDB::bind_method(D_METHOD("set_modulate", "modulate"), &CanvasItem::set_modulate);
ClassDB::bind_method(D_METHOD("get_modulate"), &CanvasItem::get_modulate);
ClassDB::bind_method(D_METHOD("set_self_modulate", "self_modulate"), &CanvasItem::set_self_modulate);
ClassDB::bind_method(D_METHOD("get_self_modulate"), &CanvasItem::get_self_modulate);
ClassDB::bind_method(D_METHOD("set_draw_behind_parent", "enable"), &CanvasItem::set_draw_behind_parent);
ClassDB::bind_method(D_METHOD("is_draw_behind_parent_enabled"), &CanvasItem::is_draw_behind_parent_enabled);
ClassDB::bind_method(D_METHOD("_set_on_top", "on_top"), &CanvasItem::_set_on_top);
ClassDB::bind_method(D_METHOD("_is_on_top"), &CanvasItem::_is_on_top);
//ClassDB::bind_method(D_METHOD("get_transform"),&CanvasItem::get_transform);
ClassDB::bind_method(D_METHOD("draw_line", "from", "to", "color", "width"), &CanvasItem::draw_line, DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_polyline", "points", "color", "width", "antialiased"), &CanvasItem::draw_polyline, DEFVAL(1.0), DEFVAL(false));
ClassDB::bind_method(D_METHOD("draw_polyline_colors", "points", "colors", "width", "antialiased"), &CanvasItem::draw_polyline_colors, DEFVAL(1.0), DEFVAL(false));
ClassDB::bind_method(D_METHOD("draw_arc", "center", "radius", "start_angle", "end_angle", "point_count", "color", "width", "antialiased"), &CanvasItem::draw_arc, DEFVAL(1.0), DEFVAL(false));
ClassDB::bind_method(D_METHOD("draw_multiline", "points", "color", "width"), &CanvasItem::draw_multiline, DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_multiline_colors", "points", "colors", "width"), &CanvasItem::draw_multiline_colors, DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_rect", "rect", "color", "filled", "width"), &CanvasItem::draw_rect, DEFVAL(true), DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_circle", "position", "radius", "color"), &CanvasItem::draw_circle);
ClassDB::bind_method(D_METHOD("draw_texture", "texture", "position", "modulate"), &CanvasItem::draw_texture, DEFVAL(Color(1, 1, 1, 1)));
ClassDB::bind_method(D_METHOD("draw_texture_rect", "texture", "rect", "tile", "modulate", "transpose"), &CanvasItem::draw_texture_rect, DEFVAL(Color(1, 1, 1, 1)), DEFVAL(false));
ClassDB::bind_method(D_METHOD("draw_texture_rect_region", "texture", "rect", "src_rect", "modulate", "transpose", "clip_uv"), &CanvasItem::draw_texture_rect_region, DEFVAL(Color(1, 1, 1, 1)), DEFVAL(false), DEFVAL(true));
ClassDB::bind_method(D_METHOD("draw_style_box", "style_box", "rect"), &CanvasItem::draw_style_box);
ClassDB::bind_method(D_METHOD("draw_primitive", "points", "colors", "uvs", "texture", "width"), &CanvasItem::draw_primitive, DEFVAL(Ref<Texture2D>()), DEFVAL(1.0));
ClassDB::bind_method(D_METHOD("draw_polygon", "points", "colors", "uvs", "texture"), &CanvasItem::draw_polygon, DEFVAL(PackedVector2Array()), DEFVAL(Ref<Texture2D>()));
ClassDB::bind_method(D_METHOD("draw_colored_polygon", "points", "color", "uvs", "texture"), &CanvasItem::draw_colored_polygon, DEFVAL(PackedVector2Array()), DEFVAL(Ref<Texture2D>()));
ClassDB::bind_method(D_METHOD("draw_string", "font", "pos", "text", "align", "width", "size", "modulate", "outline_size", "outline_modulate", "flags"), &CanvasItem::draw_string, DEFVAL(HALIGN_LEFT), DEFVAL(-1), DEFVAL(-1), DEFVAL(Color(1, 1, 1)), DEFVAL(0), DEFVAL(Color(1, 1, 1, 0)), DEFVAL(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND));
ClassDB::bind_method(D_METHOD("draw_multiline_string", "font", "pos", "text", "align", "width", "max_lines", "size", "modulate", "outline_size", "outline_modulate", "flags"), &CanvasItem::draw_multiline_string, DEFVAL(HALIGN_LEFT), DEFVAL(-1), DEFVAL(-1), DEFVAL(-1), DEFVAL(Color(1, 1, 1)), DEFVAL(0), DEFVAL(Color(1, 1, 1, 0)), DEFVAL(TextServer::BREAK_MANDATORY | TextServer::BREAK_WORD_BOUND | TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND));
ClassDB::bind_method(D_METHOD("draw_char", "font", "pos", "char", "next", "size", "modulate", "outline_size", "outline_modulate"), &CanvasItem::draw_char, DEFVAL(""), DEFVAL(-1), DEFVAL(Color(1, 1, 1)), DEFVAL(0), DEFVAL(Color(1, 1, 1, 0)));
ClassDB::bind_method(D_METHOD("draw_mesh", "mesh", "texture", "transform", "modulate"), &CanvasItem::draw_mesh, DEFVAL(Transform2D()), DEFVAL(Color(1, 1, 1, 1)));
ClassDB::bind_method(D_METHOD("draw_multimesh", "multimesh", "texture"), &CanvasItem::draw_multimesh);
ClassDB::bind_method(D_METHOD("draw_set_transform", "position", "rotation", "scale"), &CanvasItem::draw_set_transform, DEFVAL(0.0), DEFVAL(Size2(1.0, 1.0)));
ClassDB::bind_method(D_METHOD("draw_set_transform_matrix", "xform"), &CanvasItem::draw_set_transform_matrix);
ClassDB::bind_method(D_METHOD("get_transform"), &CanvasItem::get_transform);
ClassDB::bind_method(D_METHOD("get_global_transform"), &CanvasItem::get_global_transform);
ClassDB::bind_method(D_METHOD("get_global_transform_with_canvas"), &CanvasItem::get_global_transform_with_canvas);
ClassDB::bind_method(D_METHOD("get_viewport_transform"), &CanvasItem::get_viewport_transform);
ClassDB::bind_method(D_METHOD("get_viewport_rect"), &CanvasItem::get_viewport_rect);
ClassDB::bind_method(D_METHOD("get_canvas_transform"), &CanvasItem::get_canvas_transform);
ClassDB::bind_method(D_METHOD("get_local_mouse_position"), &CanvasItem::get_local_mouse_position);
ClassDB::bind_method(D_METHOD("get_global_mouse_position"), &CanvasItem::get_global_mouse_position);
ClassDB::bind_method(D_METHOD("get_canvas"), &CanvasItem::get_canvas);
ClassDB::bind_method(D_METHOD("get_world_2d"), &CanvasItem::get_world_2d);
//ClassDB::bind_method(D_METHOD("get_viewport"),&CanvasItem::get_viewport);
ClassDB::bind_method(D_METHOD("set_material", "material"), &CanvasItem::set_material);
ClassDB::bind_method(D_METHOD("get_material"), &CanvasItem::get_material);
ClassDB::bind_method(D_METHOD("set_use_parent_material", "enable"), &CanvasItem::set_use_parent_material);
ClassDB::bind_method(D_METHOD("get_use_parent_material"), &CanvasItem::get_use_parent_material);
ClassDB::bind_method(D_METHOD("set_notify_local_transform", "enable"), &CanvasItem::set_notify_local_transform);
ClassDB::bind_method(D_METHOD("is_local_transform_notification_enabled"), &CanvasItem::is_local_transform_notification_enabled);
ClassDB::bind_method(D_METHOD("set_notify_transform", "enable"), &CanvasItem::set_notify_transform);
ClassDB::bind_method(D_METHOD("is_transform_notification_enabled"), &CanvasItem::is_transform_notification_enabled);
ClassDB::bind_method(D_METHOD("force_update_transform"), &CanvasItem::force_update_transform);
ClassDB::bind_method(D_METHOD("make_canvas_position_local", "screen_point"), &CanvasItem::make_canvas_position_local);
ClassDB::bind_method(D_METHOD("make_input_local", "event"), &CanvasItem::make_input_local);
ClassDB::bind_method(D_METHOD("set_texture_filter", "mode"), &CanvasItem::set_texture_filter);
ClassDB::bind_method(D_METHOD("get_texture_filter"), &CanvasItem::get_texture_filter);
ClassDB::bind_method(D_METHOD("set_texture_repeat", "mode"), &CanvasItem::set_texture_repeat);
ClassDB::bind_method(D_METHOD("get_texture_repeat"), &CanvasItem::get_texture_repeat);
ClassDB::bind_method(D_METHOD("set_clip_children", "enable"), &CanvasItem::set_clip_children);
ClassDB::bind_method(D_METHOD("is_clipping_children"), &CanvasItem::is_clipping_children);
BIND_VMETHOD(MethodInfo("_draw"));
ADD_GROUP("Visibility", "");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "visible"), "set_visible", "is_visible");
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "modulate"), "set_modulate", "get_modulate");
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "self_modulate"), "set_self_modulate", "get_self_modulate");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "show_behind_parent"), "set_draw_behind_parent", "is_draw_behind_parent_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "top_level"), "set_as_top_level", "is_set_as_top_level");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "show_on_top", PROPERTY_HINT_NONE, "", 0), "_set_on_top", "_is_on_top"); //compatibility
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "clip_children"), "set_clip_children", "is_clipping_children");
ADD_PROPERTY(PropertyInfo(Variant::INT, "light_mask", PROPERTY_HINT_LAYERS_2D_RENDER), "set_light_mask", "get_light_mask");
ADD_GROUP("Texture", "texture_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_filter", PROPERTY_HINT_ENUM, "Inherit,Nearest,Linear,Nearest Mipmap,Linear Mipmap,Nearest Mipmap Aniso.,Linear Mipmap Aniso."), "set_texture_filter", "get_texture_filter");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_repeat", PROPERTY_HINT_ENUM, "Inherit,Disabled,Enabled,Mirror"), "set_texture_repeat", "get_texture_repeat");
ADD_GROUP("Material", "");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "ShaderMaterial,CanvasItemMaterial"), "set_material", "get_material");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_parent_material"), "set_use_parent_material", "get_use_parent_material");
// ADD_PROPERTY(PropertyInfo(Variant::BOOL,"transform/notify"),"set_transform_notify","is_transform_notify_enabled");
ADD_SIGNAL(MethodInfo("draw"));
ADD_SIGNAL(MethodInfo("visibility_changed"));
ADD_SIGNAL(MethodInfo("hidden"));
ADD_SIGNAL(MethodInfo("item_rect_changed"));
BIND_CONSTANT(NOTIFICATION_TRANSFORM_CHANGED);
BIND_CONSTANT(NOTIFICATION_DRAW);
BIND_CONSTANT(NOTIFICATION_VISIBILITY_CHANGED);
BIND_CONSTANT(NOTIFICATION_ENTER_CANVAS);
BIND_CONSTANT(NOTIFICATION_EXIT_CANVAS);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_PARENT_NODE);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_NEAREST);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_LINEAR);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_NEAREST_WITH_MIPMAPS);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_LINEAR_WITH_MIPMAPS);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_NEAREST_WITH_MIPMAPS_ANISOTROPIC);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_LINEAR_WITH_MIPMAPS_ANISOTROPIC);
BIND_ENUM_CONSTANT(TEXTURE_FILTER_MAX);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_PARENT_NODE);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_DISABLED);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_ENABLED);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_MIRROR);
BIND_ENUM_CONSTANT(TEXTURE_REPEAT_MAX);
}
Transform2D CanvasItem::get_canvas_transform() const {
ERR_FAIL_COND_V(!is_inside_tree(), Transform2D());
if (canvas_layer) {
return canvas_layer->get_transform();
} else if (Object::cast_to<CanvasItem>(get_parent())) {
return Object::cast_to<CanvasItem>(get_parent())->get_canvas_transform();
} else {
return get_viewport()->get_canvas_transform();
}
}
Transform2D CanvasItem::get_viewport_transform() const {
ERR_FAIL_COND_V(!is_inside_tree(), Transform2D());
if (canvas_layer) {
if (get_viewport()) {
return get_viewport()->get_final_transform() * canvas_layer->get_transform();
} else {
return canvas_layer->get_transform();
}
} else {
return get_viewport()->get_final_transform() * get_viewport()->get_canvas_transform();
}
}
void CanvasItem::set_notify_local_transform(bool p_enable) {
notify_local_transform = p_enable;
}
bool CanvasItem::is_local_transform_notification_enabled() const {
return notify_local_transform;
}
void CanvasItem::set_notify_transform(bool p_enable) {
if (notify_transform == p_enable) {
return;
}
notify_transform = p_enable;
if (notify_transform && is_inside_tree()) {
//this ensures that invalid globals get resolved, so notifications can be received
get_global_transform();
}
}
bool CanvasItem::is_transform_notification_enabled() const {
return notify_transform;
}
int CanvasItem::get_canvas_layer() const {
if (canvas_layer) {
return canvas_layer->get_layer();
} else {
return 0;
}
}
void CanvasItem::_update_texture_filter_changed(bool p_propagate) {
if (!is_inside_tree()) {
return;
}
if (texture_filter == TEXTURE_FILTER_PARENT_NODE) {
CanvasItem *parent_item = get_parent_item();
if (parent_item) {
texture_filter_cache = parent_item->texture_filter_cache;
} else {
texture_filter_cache = RS::CANVAS_ITEM_TEXTURE_FILTER_DEFAULT;
}
} else {
texture_filter_cache = RS::CanvasItemTextureFilter(texture_filter);
}
RS::get_singleton()->canvas_item_set_default_texture_filter(get_canvas_item(), texture_filter_cache);
update();
if (p_propagate) {
for (List<CanvasItem *>::Element *E = children_items.front(); E; E = E->next()) {
if (!E->get()->top_level && E->get()->texture_filter == TEXTURE_FILTER_PARENT_NODE) {
E->get()->_update_texture_filter_changed(true);
}
}
}
}
void CanvasItem::set_texture_filter(TextureFilter p_texture_filter) {
ERR_FAIL_INDEX(p_texture_filter, TEXTURE_FILTER_MAX);
if (texture_filter == p_texture_filter) {
return;
}
texture_filter = p_texture_filter;
_update_texture_filter_changed(true);
notify_property_list_changed();
}
CanvasItem::TextureFilter CanvasItem::get_texture_filter() const {
return texture_filter;
}
void CanvasItem::_update_texture_repeat_changed(bool p_propagate) {
if (!is_inside_tree()) {
return;
}
if (texture_repeat == TEXTURE_REPEAT_PARENT_NODE) {
CanvasItem *parent_item = get_parent_item();
if (parent_item) {
texture_repeat_cache = parent_item->texture_repeat_cache;
} else {
texture_repeat_cache = RS::CANVAS_ITEM_TEXTURE_REPEAT_DEFAULT;
}
} else {
texture_repeat_cache = RS::CanvasItemTextureRepeat(texture_repeat);
}
RS::get_singleton()->canvas_item_set_default_texture_repeat(get_canvas_item(), texture_repeat_cache);
update();
if (p_propagate) {
for (List<CanvasItem *>::Element *E = children_items.front(); E; E = E->next()) {
if (!E->get()->top_level && E->get()->texture_repeat == TEXTURE_REPEAT_PARENT_NODE) {
E->get()->_update_texture_repeat_changed(true);
}
}
}
}
void CanvasItem::set_texture_repeat(TextureRepeat p_texture_repeat) {
ERR_FAIL_INDEX(p_texture_repeat, TEXTURE_REPEAT_MAX);
if (texture_repeat == p_texture_repeat) {
return;
}
texture_repeat = p_texture_repeat;
_update_texture_repeat_changed(true);
notify_property_list_changed();
}
void CanvasItem::set_clip_children(bool p_enabled) {
if (clip_children == p_enabled) {
return;
}
clip_children = p_enabled;
if (Object::cast_to<CanvasGroup>(this) != nullptr) {
//avoid accidental bugs, make this not work on CanvasGroup
return;
}
RS::get_singleton()->canvas_item_set_canvas_group_mode(get_canvas_item(), clip_children ? RS::CANVAS_GROUP_MODE_OPAQUE : RS::CANVAS_GROUP_MODE_DISABLED);
}
bool CanvasItem::is_clipping_children() const {
return clip_children;
}
CanvasItem::TextureRepeat CanvasItem::get_texture_repeat() const {
return texture_repeat;
}
CanvasItem::CanvasItem() :
xform_change(this) {
canvas_item = RenderingServer::get_singleton()->canvas_item_create();
}
CanvasItem::~CanvasItem() {
RenderingServer::get_singleton()->free(canvas_item);
}
///////////////////////////////////////////////////////////////////
void CanvasTexture::set_diffuse_texture(const Ref<Texture2D> &p_diffuse) {
ERR_FAIL_COND_MSG(Object::cast_to<CanvasTexture>(p_diffuse.ptr()) != nullptr, "Cant self-assign a CanvasTexture");
diffuse_texture = p_diffuse;
RID tex_rid = diffuse_texture.is_valid() ? diffuse_texture->get_rid() : RID();
RS::get_singleton()->canvas_texture_set_channel(canvas_texture, RS::CANVAS_TEXTURE_CHANNEL_DIFFUSE, tex_rid);
emit_changed();
}
Ref<Texture2D> CanvasTexture::get_diffuse_texture() const {
return diffuse_texture;
}
void CanvasTexture::set_normal_texture(const Ref<Texture2D> &p_normal) {
ERR_FAIL_COND_MSG(Object::cast_to<CanvasTexture>(p_normal.ptr()) != nullptr, "Cant self-assign a CanvasTexture");
normal_texture = p_normal;
RID tex_rid = normal_texture.is_valid() ? normal_texture->get_rid() : RID();
RS::get_singleton()->canvas_texture_set_channel(canvas_texture, RS::CANVAS_TEXTURE_CHANNEL_NORMAL, tex_rid);
}
Ref<Texture2D> CanvasTexture::get_normal_texture() const {
return normal_texture;
}
void CanvasTexture::set_specular_texture(const Ref<Texture2D> &p_specular) {
ERR_FAIL_COND_MSG(Object::cast_to<CanvasTexture>(p_specular.ptr()) != nullptr, "Cant self-assign a CanvasTexture");
specular_texture = p_specular;
RID tex_rid = specular_texture.is_valid() ? specular_texture->get_rid() : RID();
RS::get_singleton()->canvas_texture_set_channel(canvas_texture, RS::CANVAS_TEXTURE_CHANNEL_SPECULAR, tex_rid);
}
Ref<Texture2D> CanvasTexture::get_specular_texture() const {
return specular_texture;
}
void CanvasTexture::set_specular_color(const Color &p_color) {
specular = p_color;
RS::get_singleton()->canvas_texture_set_shading_parameters(canvas_texture, specular, shininess);
}
Color CanvasTexture::get_specular_color() const {
return specular;
}
void CanvasTexture::set_specular_shininess(real_t p_shininess) {
shininess = p_shininess;
RS::get_singleton()->canvas_texture_set_shading_parameters(canvas_texture, specular, shininess);
}
real_t CanvasTexture::get_specular_shininess() const {
return shininess;
}
void CanvasTexture::set_texture_filter(CanvasItem::TextureFilter p_filter) {
texture_filter = p_filter;
RS::get_singleton()->canvas_texture_set_texture_filter(canvas_texture, RS::CanvasItemTextureFilter(p_filter));
}
CanvasItem::TextureFilter CanvasTexture::get_texture_filter() const {
return texture_filter;
}
void CanvasTexture::set_texture_repeat(CanvasItem::TextureRepeat p_repeat) {
texture_repeat = p_repeat;
RS::get_singleton()->canvas_texture_set_texture_repeat(canvas_texture, RS::CanvasItemTextureRepeat(p_repeat));
}
CanvasItem::TextureRepeat CanvasTexture::get_texture_repeat() const {
return texture_repeat;
}
int CanvasTexture::get_width() const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->get_width();
} else {
return 1;
}
}
int CanvasTexture::get_height() const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->get_height();
} else {
return 1;
}
}
bool CanvasTexture::is_pixel_opaque(int p_x, int p_y) const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->is_pixel_opaque(p_x, p_y);
} else {
return false;
}
}
bool CanvasTexture::has_alpha() const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->has_alpha();
} else {
return false;
}
}
Ref<Image> CanvasTexture::get_image() const {
if (diffuse_texture.is_valid()) {
return diffuse_texture->get_image();
} else {
return Ref<Image>();
}
}
RID CanvasTexture::get_rid() const {
return canvas_texture;
}
void CanvasTexture::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_diffuse_texture", "texture"), &CanvasTexture::set_diffuse_texture);
ClassDB::bind_method(D_METHOD("get_diffuse_texture"), &CanvasTexture::get_diffuse_texture);
ClassDB::bind_method(D_METHOD("set_normal_texture", "texture"), &CanvasTexture::set_normal_texture);
ClassDB::bind_method(D_METHOD("get_normal_texture"), &CanvasTexture::get_normal_texture);
ClassDB::bind_method(D_METHOD("set_specular_texture", "texture"), &CanvasTexture::set_specular_texture);
ClassDB::bind_method(D_METHOD("get_specular_texture"), &CanvasTexture::get_specular_texture);
ClassDB::bind_method(D_METHOD("set_specular_color", "color"), &CanvasTexture::set_specular_color);
ClassDB::bind_method(D_METHOD("get_specular_color"), &CanvasTexture::get_specular_color);
ClassDB::bind_method(D_METHOD("set_specular_shininess", "shininess"), &CanvasTexture::set_specular_shininess);
ClassDB::bind_method(D_METHOD("get_specular_shininess"), &CanvasTexture::get_specular_shininess);
ClassDB::bind_method(D_METHOD("set_texture_filter", "filter"), &CanvasTexture::set_texture_filter);
ClassDB::bind_method(D_METHOD("get_texture_filter"), &CanvasTexture::get_texture_filter);
ClassDB::bind_method(D_METHOD("set_texture_repeat", "repeat"), &CanvasTexture::set_texture_repeat);
ClassDB::bind_method(D_METHOD("get_texture_repeat"), &CanvasTexture::get_texture_repeat);
ADD_GROUP("Diffuse", "diffuse_");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "diffuse_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_diffuse_texture", "get_diffuse_texture");
ADD_GROUP("Normalmap", "normal_");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "normal_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_normal_texture", "get_normal_texture");
ADD_GROUP("Specular", "specular_");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "specular_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_specular_texture", "get_specular_texture");
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "specular_color", PROPERTY_HINT_COLOR_NO_ALPHA), "set_specular_color", "get_specular_color");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "specular_shininess", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_specular_shininess", "get_specular_shininess");
ADD_GROUP("Texture", "texture_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_filter", PROPERTY_HINT_ENUM, "Inherit,Nearest,Linear,MipmapNearest,MipmapLinear,MipmapNearestAniso,MipmapLinearAniso"), "set_texture_filter", "get_texture_filter");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_repeat", PROPERTY_HINT_ENUM, "Inherit,Disabled,Enabled,Mirror"), "set_texture_repeat", "get_texture_repeat");
}
CanvasTexture::CanvasTexture() {
canvas_texture = RS::get_singleton()->canvas_texture_create();
}
CanvasTexture::~CanvasTexture() {
RS::get_singleton()->free(canvas_texture);
}
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