mirror of
https://github.com/godotengine/godot.git
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01afc442c7
Remove now unnecessary bindings of signal callbacks in the public API. There might be some false positives that need rebinding if they were meant to be public. No regular expressions were harmed in the making of this commit. (Nah, just kidding.)
436 lines
14 KiB
C++
436 lines
14 KiB
C++
/*************************************************************************/
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/* particles_2d_editor_plugin.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "particles_2d_editor_plugin.h"
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#include "canvas_item_editor_plugin.h"
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#include "core/io/image_loader.h"
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#include "scene/2d/cpu_particles_2d.h"
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#include "scene/gui/separator.h"
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#include "scene/resources/particles_material.h"
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void Particles2DEditorPlugin::edit(Object *p_object) {
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particles = Object::cast_to<Particles2D>(p_object);
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}
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bool Particles2DEditorPlugin::handles(Object *p_object) const {
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return p_object->is_class("Particles2D");
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}
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void Particles2DEditorPlugin::make_visible(bool p_visible) {
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if (p_visible) {
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toolbar->show();
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} else {
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toolbar->hide();
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}
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}
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void Particles2DEditorPlugin::_file_selected(const String &p_file) {
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source_emission_file = p_file;
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emission_mask->popup_centered_minsize();
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}
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void Particles2DEditorPlugin::_menu_callback(int p_idx) {
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switch (p_idx) {
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case MENU_GENERATE_VISIBILITY_RECT: {
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float gen_time = particles->get_lifetime();
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if (gen_time < 1.0)
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generate_seconds->set_value(1.0);
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else
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generate_seconds->set_value(trunc(gen_time) + 1.0);
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generate_visibility_rect->popup_centered_minsize();
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} break;
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case MENU_LOAD_EMISSION_MASK: {
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file->popup_centered_ratio();
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} break;
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case MENU_CLEAR_EMISSION_MASK: {
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emission_mask->popup_centered_minsize();
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} break;
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case MENU_OPTION_CONVERT_TO_CPU_PARTICLES: {
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CPUParticles2D *cpu_particles = memnew(CPUParticles2D);
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cpu_particles->convert_from_particles(particles);
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cpu_particles->set_name(particles->get_name());
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cpu_particles->set_transform(particles->get_transform());
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cpu_particles->set_visible(particles->is_visible());
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cpu_particles->set_pause_mode(particles->get_pause_mode());
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cpu_particles->set_z_index(particles->get_z_index());
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UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
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ur->create_action(TTR("Convert to CPUParticles"));
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ur->add_do_method(EditorNode::get_singleton()->get_scene_tree_dock(), "replace_node", particles, cpu_particles, true, false);
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ur->add_do_reference(cpu_particles);
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ur->add_undo_method(EditorNode::get_singleton()->get_scene_tree_dock(), "replace_node", cpu_particles, particles, false, false);
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ur->add_undo_reference(particles);
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ur->commit_action();
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} break;
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case MENU_RESTART: {
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particles->restart();
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}
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}
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}
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void Particles2DEditorPlugin::_generate_visibility_rect() {
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float time = generate_seconds->get_value();
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float running = 0.0;
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EditorProgress ep("gen_vrect", TTR("Generating Visibility Rect"), int(time));
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bool was_emitting = particles->is_emitting();
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if (!was_emitting) {
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particles->set_emitting(true);
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OS::get_singleton()->delay_usec(1000);
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}
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Rect2 rect;
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while (running < time) {
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uint64_t ticks = OS::get_singleton()->get_ticks_usec();
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ep.step("Generating...", int(running), true);
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OS::get_singleton()->delay_usec(1000);
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Rect2 capture = particles->capture_rect();
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if (rect == Rect2())
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rect = capture;
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else
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rect = rect.merge(capture);
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running += (OS::get_singleton()->get_ticks_usec() - ticks) / 1000000.0;
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}
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if (!was_emitting) {
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particles->set_emitting(false);
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}
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undo_redo->create_action(TTR("Generate Visibility Rect"));
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undo_redo->add_do_method(particles, "set_visibility_rect", rect);
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undo_redo->add_undo_method(particles, "set_visibility_rect", particles->get_visibility_rect());
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undo_redo->commit_action();
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}
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void Particles2DEditorPlugin::_generate_emission_mask() {
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Ref<ParticlesMaterial> pm = particles->get_process_material();
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if (!pm.is_valid()) {
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EditorNode::get_singleton()->show_warning(TTR("Can only set point into a ParticlesMaterial process material"));
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return;
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}
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Ref<Image> img;
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img.instance();
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Error err = ImageLoader::load_image(source_emission_file, img);
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ERR_FAIL_COND_MSG(err != OK, "Error loading image '" + source_emission_file + "'.");
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if (img->is_compressed()) {
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img->decompress();
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}
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img->convert(Image::FORMAT_RGBA8);
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ERR_FAIL_COND(img->get_format() != Image::FORMAT_RGBA8);
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Size2i s = Size2(img->get_width(), img->get_height());
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ERR_FAIL_COND(s.width == 0 || s.height == 0);
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Vector<Point2> valid_positions;
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Vector<Point2> valid_normals;
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Vector<uint8_t> valid_colors;
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valid_positions.resize(s.width * s.height);
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EmissionMode emode = (EmissionMode)emission_mask_mode->get_selected();
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if (emode == EMISSION_MODE_BORDER_DIRECTED) {
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valid_normals.resize(s.width * s.height);
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}
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bool capture_colors = emission_colors->is_pressed();
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if (capture_colors) {
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valid_colors.resize(s.width * s.height * 4);
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}
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int vpc = 0;
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{
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Vector<uint8_t> data = img->get_data();
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const uint8_t *r = data.ptr();
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for (int i = 0; i < s.width; i++) {
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for (int j = 0; j < s.height; j++) {
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uint8_t a = r[(j * s.width + i) * 4 + 3];
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if (a > 128) {
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if (emode == EMISSION_MODE_SOLID) {
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if (capture_colors) {
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valid_colors.write[vpc * 4 + 0] = r[(j * s.width + i) * 4 + 0];
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valid_colors.write[vpc * 4 + 1] = r[(j * s.width + i) * 4 + 1];
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valid_colors.write[vpc * 4 + 2] = r[(j * s.width + i) * 4 + 2];
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valid_colors.write[vpc * 4 + 3] = r[(j * s.width + i) * 4 + 3];
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}
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valid_positions.write[vpc++] = Point2(i, j);
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} else {
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bool on_border = false;
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for (int x = i - 1; x <= i + 1; x++) {
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for (int y = j - 1; y <= j + 1; y++) {
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if (x < 0 || y < 0 || x >= s.width || y >= s.height || r[(y * s.width + x) * 4 + 3] <= 128) {
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on_border = true;
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break;
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}
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}
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if (on_border)
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break;
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}
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if (on_border) {
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valid_positions.write[vpc] = Point2(i, j);
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if (emode == EMISSION_MODE_BORDER_DIRECTED) {
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Vector2 normal;
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for (int x = i - 2; x <= i + 2; x++) {
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for (int y = j - 2; y <= j + 2; y++) {
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if (x == i && y == j)
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continue;
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if (x < 0 || y < 0 || x >= s.width || y >= s.height || r[(y * s.width + x) * 4 + 3] <= 128) {
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normal += Vector2(x - i, y - j).normalized();
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}
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}
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}
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normal.normalize();
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valid_normals.write[vpc] = normal;
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}
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if (capture_colors) {
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valid_colors.write[vpc * 4 + 0] = r[(j * s.width + i) * 4 + 0];
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valid_colors.write[vpc * 4 + 1] = r[(j * s.width + i) * 4 + 1];
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valid_colors.write[vpc * 4 + 2] = r[(j * s.width + i) * 4 + 2];
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valid_colors.write[vpc * 4 + 3] = r[(j * s.width + i) * 4 + 3];
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}
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vpc++;
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}
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}
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}
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}
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}
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}
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valid_positions.resize(vpc);
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if (valid_normals.size()) {
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valid_normals.resize(vpc);
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}
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ERR_FAIL_COND_MSG(valid_positions.size() == 0, "No pixels with transparency > 128 in image...");
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Vector<uint8_t> texdata;
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int w = 2048;
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int h = (vpc / 2048) + 1;
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texdata.resize(w * h * 2 * sizeof(float));
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{
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uint8_t *tw = texdata.ptrw();
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float *twf = (float *)tw;
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for (int i = 0; i < vpc; i++) {
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twf[i * 2 + 0] = valid_positions[i].x;
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twf[i * 2 + 1] = valid_positions[i].y;
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}
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}
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img.instance();
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img->create(w, h, false, Image::FORMAT_RGF, texdata);
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Ref<ImageTexture> imgt;
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imgt.instance();
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imgt->create_from_image(img);
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pm->set_emission_point_texture(imgt);
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pm->set_emission_point_count(vpc);
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if (capture_colors) {
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Vector<uint8_t> colordata;
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colordata.resize(w * h * 4); //use RG texture
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{
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uint8_t *tw = colordata.ptrw();
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for (int i = 0; i < vpc * 4; i++) {
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tw[i] = valid_colors[i];
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}
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}
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img.instance();
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img->create(w, h, false, Image::FORMAT_RGBA8, colordata);
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imgt.instance();
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imgt->create_from_image(img);
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pm->set_emission_color_texture(imgt);
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}
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if (valid_normals.size()) {
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pm->set_emission_shape(ParticlesMaterial::EMISSION_SHAPE_DIRECTED_POINTS);
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Vector<uint8_t> normdata;
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normdata.resize(w * h * 2 * sizeof(float)); //use RG texture
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{
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uint8_t *tw = normdata.ptrw();
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float *twf = (float *)tw;
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for (int i = 0; i < vpc; i++) {
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twf[i * 2 + 0] = valid_normals[i].x;
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twf[i * 2 + 1] = valid_normals[i].y;
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}
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}
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img.instance();
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img->create(w, h, false, Image::FORMAT_RGF, normdata);
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imgt.instance();
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imgt->create_from_image(img);
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pm->set_emission_normal_texture(imgt);
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} else {
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pm->set_emission_shape(ParticlesMaterial::EMISSION_SHAPE_POINTS);
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}
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}
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void Particles2DEditorPlugin::_notification(int p_what) {
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if (p_what == NOTIFICATION_ENTER_TREE) {
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menu->get_popup()->connect("id_pressed", callable_mp(this, &Particles2DEditorPlugin::_menu_callback));
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menu->set_icon(menu->get_popup()->get_icon("Particles2D", "EditorIcons"));
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file->connect("file_selected", callable_mp(this, &Particles2DEditorPlugin::_file_selected));
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}
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}
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void Particles2DEditorPlugin::_bind_methods() {
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}
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Particles2DEditorPlugin::Particles2DEditorPlugin(EditorNode *p_node) {
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particles = NULL;
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editor = p_node;
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undo_redo = editor->get_undo_redo();
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toolbar = memnew(HBoxContainer);
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add_control_to_container(CONTAINER_CANVAS_EDITOR_MENU, toolbar);
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toolbar->hide();
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toolbar->add_child(memnew(VSeparator));
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menu = memnew(MenuButton);
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menu->get_popup()->add_item(TTR("Generate Visibility Rect"), MENU_GENERATE_VISIBILITY_RECT);
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menu->get_popup()->add_separator();
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menu->get_popup()->add_item(TTR("Load Emission Mask"), MENU_LOAD_EMISSION_MASK);
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// menu->get_popup()->add_item(TTR("Clear Emission Mask"), MENU_CLEAR_EMISSION_MASK);
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menu->get_popup()->add_separator();
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menu->get_popup()->add_item(TTR("Convert to CPUParticles"), MENU_OPTION_CONVERT_TO_CPU_PARTICLES);
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menu->get_popup()->add_separator();
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menu->get_popup()->add_item(TTR("Restart"), MENU_RESTART);
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menu->set_text(TTR("Particles"));
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menu->set_switch_on_hover(true);
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toolbar->add_child(menu);
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file = memnew(EditorFileDialog);
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List<String> ext;
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ImageLoader::get_recognized_extensions(&ext);
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for (List<String>::Element *E = ext.front(); E; E = E->next()) {
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file->add_filter("*." + E->get() + "; " + E->get().to_upper());
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}
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file->set_mode(EditorFileDialog::MODE_OPEN_FILE);
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toolbar->add_child(file);
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epoints = memnew(SpinBox);
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epoints->set_min(1);
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epoints->set_max(8192);
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epoints->set_step(1);
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epoints->set_value(512);
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file->get_vbox()->add_margin_child(TTR("Generated Point Count:"), epoints);
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generate_visibility_rect = memnew(ConfirmationDialog);
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generate_visibility_rect->set_title(TTR("Generate Visibility Rect"));
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VBoxContainer *genvb = memnew(VBoxContainer);
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generate_visibility_rect->add_child(genvb);
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generate_seconds = memnew(SpinBox);
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genvb->add_margin_child(TTR("Generation Time (sec):"), generate_seconds);
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generate_seconds->set_min(0.1);
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generate_seconds->set_max(25);
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generate_seconds->set_value(2);
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toolbar->add_child(generate_visibility_rect);
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generate_visibility_rect->connect("confirmed", callable_mp(this, &Particles2DEditorPlugin::_generate_visibility_rect));
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emission_mask = memnew(ConfirmationDialog);
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emission_mask->set_title(TTR("Load Emission Mask"));
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VBoxContainer *emvb = memnew(VBoxContainer);
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emission_mask->add_child(emvb);
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emission_mask_mode = memnew(OptionButton);
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emvb->add_margin_child(TTR("Emission Mask"), emission_mask_mode);
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emission_mask_mode->add_item(TTR("Solid Pixels"), EMISSION_MODE_SOLID);
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emission_mask_mode->add_item(TTR("Border Pixels"), EMISSION_MODE_BORDER);
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emission_mask_mode->add_item(TTR("Directed Border Pixels"), EMISSION_MODE_BORDER_DIRECTED);
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emission_colors = memnew(CheckBox);
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emission_colors->set_text(TTR("Capture from Pixel"));
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emvb->add_margin_child(TTR("Emission Colors"), emission_colors);
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toolbar->add_child(emission_mask);
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emission_mask->connect("confirmed", callable_mp(this, &Particles2DEditorPlugin::_generate_emission_mask));
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}
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Particles2DEditorPlugin::~Particles2DEditorPlugin() {
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}
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