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Merge pull request #94371 from KoBeWi/insane_particle_unification_😱

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Unify particle editors
This commit is contained in:
Thaddeus Crews 2024-10-14 14:09:42 -05:00
commit 5c00d0a54e
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GPG Key ID: 62181B86FE9E5D84
14 changed files with 1192 additions and 1820 deletions
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6
doc/classes/CPUParticles3D.xml
View File

@ -11,6 +11,12 @@
<link title="Particle systems (3D)">$DOCS_URL/tutorials/3d/particles/index.html</link>
</tutorials>
<methods>
<method name="capture_aabb" qualifiers="const">
<return type="AABB" />
<description>
Returns the axis-aligned bounding box that contains all the particles that are active in the current frame.
</description>
</method>
<method name="convert_from_particles">
<return type="void" />
<param index="0" name="particles" type="Node" />

4
editor/editor_node.cpp
View File

@ -6737,10 +6737,6 @@ EditorNode::EditorNode() {
ED_SHORTCUT("editor/group_selected_nodes", TTR("Group Selected Node(s)"), KeyModifierMask::CMD_OR_CTRL | Key::G);
ED_SHORTCUT("editor/ungroup_selected_nodes", TTR("Ungroup Selected Node(s)"), KeyModifierMask::CMD_OR_CTRL | KeyModifierMask::SHIFT | Key::G);
// Used in the GPUParticles/CPUParticles 2D/3D editor plugins.
// The shortcut is Ctrl + R even on macOS, as Cmd + R is used to run the current scene on macOS.
ED_SHORTCUT("particles/restart_emission", TTR("Restart Emission"), KeyModifierMask::CTRL | Key::R);
FileAccess::set_backup_save(EDITOR_GET("filesystem/on_save/safe_save_on_backup_then_rename"));
_update_vsync_mode();

309
editor/plugins/cpu_particles_2d_editor_plugin.cpp
View File

@ -1,309 +0,0 @@
/**************************************************************************/
/* cpu_particles_2d_editor_plugin.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "cpu_particles_2d_editor_plugin.h"
#include "canvas_item_editor_plugin.h"
#include "core/io/image_loader.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/gui/editor_file_dialog.h"
#include "editor/scene_tree_dock.h"
#include "scene/2d/cpu_particles_2d.h"
#include "scene/2d/gpu_particles_2d.h"
#include "scene/gui/check_box.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/option_button.h"
#include "scene/gui/separator.h"
#include "scene/gui/spin_box.h"
#include "scene/resources/particle_process_material.h"
void CPUParticles2DEditorPlugin::edit(Object *p_object) {
particles = Object::cast_to<CPUParticles2D>(p_object);
}
bool CPUParticles2DEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("CPUParticles2D");
}
void CPUParticles2DEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
toolbar->show();
} else {
toolbar->hide();
}
}
void CPUParticles2DEditorPlugin::_file_selected(const String &p_file) {
source_emission_file = p_file;
emission_mask->popup_centered();
}
void CPUParticles2DEditorPlugin::_menu_callback(int p_idx) {
switch (p_idx) {
case MENU_LOAD_EMISSION_MASK: {
file->popup_file_dialog();
} break;
case MENU_CLEAR_EMISSION_MASK: {
emission_mask->popup_centered();
} break;
case MENU_RESTART: {
particles->restart();
} break;
case MENU_CONVERT_TO_GPU_PARTICLES: {
GPUParticles2D *gpu_particles = memnew(GPUParticles2D);
gpu_particles->convert_from_particles(particles);
gpu_particles->set_name(particles->get_name());
gpu_particles->set_transform(particles->get_transform());
gpu_particles->set_visible(particles->is_visible());
gpu_particles->set_process_mode(particles->get_process_mode());
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Convert to GPUParticles3D"), UndoRedo::MERGE_DISABLE, particles);
SceneTreeDock::get_singleton()->replace_node(particles, gpu_particles);
ur->commit_action(false);
} break;
}
}
void CPUParticles2DEditorPlugin::_generate_emission_mask() {
Ref<Image> img;
img.instantiate();
Error err = ImageLoader::load_image(source_emission_file, img);
ERR_FAIL_COND_MSG(err != OK, "Error loading image '" + source_emission_file + "'.");
if (img->is_compressed()) {
img->decompress();
}
img->convert(Image::FORMAT_RGBA8);
ERR_FAIL_COND(img->get_format() != Image::FORMAT_RGBA8);
Size2i s = img->get_size();
ERR_FAIL_COND(s.width == 0 || s.height == 0);
Vector<Point2> valid_positions;
Vector<Point2> valid_normals;
Vector<uint8_t> valid_colors;
valid_positions.resize(s.width * s.height);
EmissionMode emode = (EmissionMode)emission_mask_mode->get_selected();
if (emode == EMISSION_MODE_BORDER_DIRECTED) {
valid_normals.resize(s.width * s.height);
}
bool capture_colors = emission_colors->is_pressed();
if (capture_colors) {
valid_colors.resize(s.width * s.height * 4);
}
int vpc = 0;
{
Vector<uint8_t> img_data = img->get_data();
const uint8_t *r = img_data.ptr();
for (int i = 0; i < s.width; i++) {
for (int j = 0; j < s.height; j++) {
uint8_t a = r[(j * s.width + i) * 4 + 3];
if (a > 128) {
if (emode == EMISSION_MODE_SOLID) {
if (capture_colors) {
valid_colors.write[vpc * 4 + 0] = r[(j * s.width + i) * 4 + 0];
valid_colors.write[vpc * 4 + 1] = r[(j * s.width + i) * 4 + 1];
valid_colors.write[vpc * 4 + 2] = r[(j * s.width + i) * 4 + 2];
valid_colors.write[vpc * 4 + 3] = r[(j * s.width + i) * 4 + 3];
}
valid_positions.write[vpc++] = Point2(i, j);
} else {
bool on_border = false;
for (int x = i - 1; x <= i + 1; x++) {
for (int y = j - 1; y <= j + 1; y++) {
if (x < 0 || y < 0 || x >= s.width || y >= s.height || r[(y * s.width + x) * 4 + 3] <= 128) {
on_border = true;
break;
}
}
if (on_border) {
break;
}
}
if (on_border) {
valid_positions.write[vpc] = Point2(i, j);
if (emode == EMISSION_MODE_BORDER_DIRECTED) {
Vector2 normal;
for (int x = i - 2; x <= i + 2; x++) {
for (int y = j - 2; y <= j + 2; y++) {
if (x == i && y == j) {
continue;
}
if (x < 0 || y < 0 || x >= s.width || y >= s.height || r[(y * s.width + x) * 4 + 3] <= 128) {
normal += Vector2(x - i, y - j).normalized();
}
}
}
normal.normalize();
valid_normals.write[vpc] = normal;
}
if (capture_colors) {
valid_colors.write[vpc * 4 + 0] = r[(j * s.width + i) * 4 + 0];
valid_colors.write[vpc * 4 + 1] = r[(j * s.width + i) * 4 + 1];
valid_colors.write[vpc * 4 + 2] = r[(j * s.width + i) * 4 + 2];
valid_colors.write[vpc * 4 + 3] = r[(j * s.width + i) * 4 + 3];
}
vpc++;
}
}
}
}
}
}
valid_positions.resize(vpc);
if (valid_normals.size()) {
valid_normals.resize(vpc);
}
ERR_FAIL_COND_MSG(valid_positions.is_empty(), "No pixels with transparency > 128 in image...");
if (capture_colors) {
PackedColorArray pca;
pca.resize(vpc);
Color *pcaw = pca.ptrw();
for (int i = 0; i < vpc; i += 1) {
Color color;
color.r = valid_colors[i * 4 + 0] / 255.0f;
color.g = valid_colors[i * 4 + 1] / 255.0f;
color.b = valid_colors[i * 4 + 2] / 255.0f;
color.a = valid_colors[i * 4 + 3] / 255.0f;
pcaw[i] = color;
}
particles->set_emission_colors(pca);
}
if (valid_normals.size()) {
particles->set_emission_shape(CPUParticles2D::EMISSION_SHAPE_DIRECTED_POINTS);
PackedVector2Array norms;
norms.resize(valid_normals.size());
Vector2 *normsw = norms.ptrw();
for (int i = 0; i < valid_normals.size(); i += 1) {
normsw[i] = valid_normals[i];
}
particles->set_emission_normals(norms);
} else {
particles->set_emission_shape(CPUParticles2D::EMISSION_SHAPE_POINTS);
}
{
Vector2 offset;
if (emission_mask_centered->is_pressed()) {
offset = Vector2(-s.width * 0.5, -s.height * 0.5);
}
PackedVector2Array points;
points.resize(valid_positions.size());
Vector2 *pointsw = points.ptrw();
for (int i = 0; i < valid_positions.size(); i += 1) {
pointsw[i] = valid_positions[i] + offset;
}
particles->set_emission_points(points);
}
}
void CPUParticles2DEditorPlugin::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
menu->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &CPUParticles2DEditorPlugin::_menu_callback));
menu->set_icon(file->get_editor_theme_icon(SNAME("CPUParticles2D")));
file->connect("file_selected", callable_mp(this, &CPUParticles2DEditorPlugin::_file_selected));
} break;
}
}
CPUParticles2DEditorPlugin::CPUParticles2DEditorPlugin() {
particles = nullptr;
toolbar = memnew(HBoxContainer);
add_control_to_container(CONTAINER_CANVAS_EDITOR_MENU, toolbar);
toolbar->hide();
menu = memnew(MenuButton);
menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("particles/restart_emission"), MENU_RESTART);
menu->get_popup()->add_item(TTR("Load Emission Mask"), MENU_LOAD_EMISSION_MASK);
menu->get_popup()->add_item(TTR("Convert to GPUParticles2D"), MENU_CONVERT_TO_GPU_PARTICLES);
menu->set_text(TTR("CPUParticles2D"));
menu->set_switch_on_hover(true);
toolbar->add_child(menu);
file = memnew(EditorFileDialog);
List<String> ext;
ImageLoader::get_recognized_extensions(&ext);
for (const String &E : ext) {
file->add_filter("*." + E, E.to_upper());
}
file->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
toolbar->add_child(file);
emission_mask = memnew(ConfirmationDialog);
emission_mask->set_title(TTR("Load Emission Mask"));
VBoxContainer *emvb = memnew(VBoxContainer);
emission_mask->add_child(emvb);
emission_mask_mode = memnew(OptionButton);
emvb->add_margin_child(TTR("Emission Mask"), emission_mask_mode);
emission_mask_mode->add_item(TTR("Solid Pixels"), EMISSION_MODE_SOLID);
emission_mask_mode->add_item(TTR("Border Pixels"), EMISSION_MODE_BORDER);
emission_mask_mode->add_item(TTR("Directed Border Pixels"), EMISSION_MODE_BORDER_DIRECTED);
VBoxContainer *optionsvb = memnew(VBoxContainer);
emvb->add_margin_child(TTR("Options"), optionsvb);
emission_mask_centered = memnew(CheckBox);
emission_mask_centered->set_text(TTR("Centered"));
optionsvb->add_child(emission_mask_centered);
emission_colors = memnew(CheckBox);
emission_colors->set_text(TTR("Capture Colors from Pixel"));
optionsvb->add_child(emission_colors);
toolbar->add_child(emission_mask);
emission_mask->connect(SceneStringName(confirmed), callable_mp(this, &CPUParticles2DEditorPlugin::_generate_emission_mask));
}
CPUParticles2DEditorPlugin::~CPUParticles2DEditorPlugin() {
}

94
editor/plugins/cpu_particles_2d_editor_plugin.h
View File

@ -1,94 +0,0 @@
/**************************************************************************/
/* cpu_particles_2d_editor_plugin.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef CPU_PARTICLES_2D_EDITOR_PLUGIN_H
#define CPU_PARTICLES_2D_EDITOR_PLUGIN_H
#include "editor/plugins/editor_plugin.h"
#include "scene/2d/cpu_particles_2d.h"
#include "scene/2d/physics/collision_polygon_2d.h"
#include "scene/gui/box_container.h"
class CheckBox;
class ConfirmationDialog;
class SpinBox;
class EditorFileDialog;
class MenuButton;
class OptionButton;
class CPUParticles2DEditorPlugin : public EditorPlugin {
GDCLASS(CPUParticles2DEditorPlugin, EditorPlugin);
enum {
MENU_LOAD_EMISSION_MASK,
MENU_CLEAR_EMISSION_MASK,
MENU_RESTART,
MENU_CONVERT_TO_GPU_PARTICLES,
};
enum EmissionMode {
EMISSION_MODE_SOLID,
EMISSION_MODE_BORDER,
EMISSION_MODE_BORDER_DIRECTED
};
CPUParticles2D *particles = nullptr;
EditorFileDialog *file = nullptr;
HBoxContainer *toolbar = nullptr;
MenuButton *menu = nullptr;
ConfirmationDialog *emission_mask = nullptr;
OptionButton *emission_mask_mode = nullptr;
CheckBox *emission_mask_centered = nullptr;
CheckBox *emission_colors = nullptr;
String source_emission_file;
void _file_selected(const String &p_file);
void _menu_callback(int p_idx);
void _generate_emission_mask();
protected:
void _notification(int p_what);
public:
virtual String get_name() const override { return "CPUParticles2D"; }
bool has_main_screen() const override { return false; }
virtual void edit(Object *p_object) override;
virtual bool handles(Object *p_object) const override;
virtual void make_visible(bool p_visible) override;
CPUParticles2DEditorPlugin();
~CPUParticles2DEditorPlugin();
};
#endif // CPU_PARTICLES_2D_EDITOR_PLUGIN_H

217
editor/plugins/cpu_particles_3d_editor_plugin.cpp
View File

@ -1,217 +0,0 @@
/**************************************************************************/
/* cpu_particles_3d_editor_plugin.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "cpu_particles_3d_editor_plugin.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/gui/scene_tree_editor.h"
#include "editor/plugins/node_3d_editor_plugin.h"
#include "editor/scene_tree_dock.h"
#include "scene/gui/menu_button.h"
void CPUParticles3DEditor::_node_removed(Node *p_node) {
if (p_node == node) {
node = nullptr;
hide();
}
}
void CPUParticles3DEditor::_notification(int p_notification) {
switch (p_notification) {
case NOTIFICATION_ENTER_TREE: {
options->set_icon(get_editor_theme_icon(SNAME("CPUParticles3D")));
} break;
}
}
void CPUParticles3DEditor::_menu_option(int p_option) {
switch (p_option) {
case MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE: {
emission_tree_dialog->popup_scenetree_dialog();
} break;
case MENU_OPTION_RESTART: {
node->restart();
} break;
case MENU_OPTION_CONVERT_TO_GPU_PARTICLES: {
GPUParticles3D *gpu_particles = memnew(GPUParticles3D);
gpu_particles->convert_from_particles(node);
gpu_particles->set_name(node->get_name());
gpu_particles->set_transform(node->get_transform());
gpu_particles->set_visible(node->is_visible());
gpu_particles->set_process_mode(node->get_process_mode());
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Convert to GPUParticles3D"), UndoRedo::MERGE_DISABLE, node);
SceneTreeDock::get_singleton()->replace_node(node, gpu_particles);
ur->commit_action(false);
} break;
case MENU_OPTION_GENERATE_AABB: {
// Add one second to the default generation lifetime, since the progress is updated every second.
generate_seconds->set_value(MAX(1.0, trunc(node->get_lifetime()) + 1.0));
if (generate_seconds->get_value() >= 11.0 + CMP_EPSILON) {
// Only pop up the time dialog if the particle's lifetime is long enough to warrant shortening it.
generate_aabb->popup_centered();
} else {
// Generate the visibility AABB immediately.
_generate_aabb();
}
} break;
}
}
void CPUParticles3DEditor::_generate_aabb() {
double time = generate_seconds->get_value();
double running = 0.0;
EditorProgress ep("gen_aabb", TTR("Generating Visibility AABB (Waiting for Particle Simulation)"), int(time));
bool was_emitting = node->is_emitting();
if (!was_emitting) {
node->set_emitting(true);
OS::get_singleton()->delay_usec(1000);
}
AABB rect;
while (running < time) {
uint64_t ticks = OS::get_singleton()->get_ticks_usec();
ep.step(TTR("Generating..."), int(running), true);
OS::get_singleton()->delay_usec(1000);
AABB capture = node->capture_aabb();
if (rect == AABB()) {
rect = capture;
} else {
rect.merge_with(capture);
}
running += (OS::get_singleton()->get_ticks_usec() - ticks) / 1000000.0;
}
if (!was_emitting) {
node->set_emitting(false);
}
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Generate Visibility AABB"));
ur->add_do_method(node, "set_visibility_aabb", rect);
ur->add_undo_method(node, "set_visibility_aabb", node->get_visibility_aabb());
ur->commit_action();
}
void CPUParticles3DEditor::edit(CPUParticles3D *p_particles) {
base_node = p_particles;
node = p_particles;
}
void CPUParticles3DEditor::_generate_emission_points() {
/// hacer codigo aca
Vector<Vector3> points;
Vector<Vector3> normals;
if (!_generate(points, normals)) {
return;
}
if (normals.size() == 0) {
node->set_emission_shape(CPUParticles3D::EMISSION_SHAPE_POINTS);
node->set_emission_points(points);
} else {
node->set_emission_shape(CPUParticles3D::EMISSION_SHAPE_DIRECTED_POINTS);
node->set_emission_points(points);
node->set_emission_normals(normals);
}
}
CPUParticles3DEditor::CPUParticles3DEditor() {
particles_editor_hb = memnew(HBoxContainer);
Node3DEditor::get_singleton()->add_control_to_menu_panel(particles_editor_hb);
options = memnew(MenuButton);
options->set_switch_on_hover(true);
particles_editor_hb->add_child(options);
particles_editor_hb->hide();
options->set_text(TTR("CPUParticles3D"));
options->get_popup()->add_shortcut(ED_GET_SHORTCUT("particles/restart_emission"), MENU_OPTION_RESTART);
options->get_popup()->add_item(TTR("Generate AABB"), MENU_OPTION_GENERATE_AABB);
options->get_popup()->add_item(TTR("Create Emission Points From Node"), MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE);
options->get_popup()->add_item(TTR("Convert to GPUParticles3D"), MENU_OPTION_CONVERT_TO_GPU_PARTICLES);
options->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &CPUParticles3DEditor::_menu_option));
generate_aabb = memnew(ConfirmationDialog);
generate_aabb->set_title(TTR("Generate Visibility AABB"));
VBoxContainer *genvb = memnew(VBoxContainer);
generate_aabb->add_child(genvb);
generate_seconds = memnew(SpinBox);
genvb->add_margin_child(TTR("Generation Time (sec):"), generate_seconds);
generate_seconds->set_min(0.1);
generate_seconds->set_max(25);
generate_seconds->set_value(2);
add_child(generate_aabb);
generate_aabb->connect(SceneStringName(confirmed), callable_mp(this, &CPUParticles3DEditor::_generate_aabb));
}
void CPUParticles3DEditorPlugin::edit(Object *p_object) {
particles_editor->edit(Object::cast_to<CPUParticles3D>(p_object));
}
bool CPUParticles3DEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("CPUParticles3D");
}
void CPUParticles3DEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
particles_editor->show();
particles_editor->particles_editor_hb->show();
} else {
particles_editor->particles_editor_hb->hide();
particles_editor->hide();
particles_editor->edit(nullptr);
}
}
CPUParticles3DEditorPlugin::CPUParticles3DEditorPlugin() {
particles_editor = memnew(CPUParticles3DEditor);
EditorNode::get_singleton()->get_gui_base()->add_child(particles_editor);
particles_editor->hide();
}
CPUParticles3DEditorPlugin::~CPUParticles3DEditorPlugin() {
}

85
editor/plugins/cpu_particles_3d_editor_plugin.h
View File

@ -1,85 +0,0 @@
/**************************************************************************/
/* cpu_particles_3d_editor_plugin.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef CPU_PARTICLES_3D_EDITOR_PLUGIN_H
#define CPU_PARTICLES_3D_EDITOR_PLUGIN_H
#include "editor/plugins/gpu_particles_3d_editor_plugin.h"
#include "scene/3d/cpu_particles_3d.h"
class CPUParticles3DEditor : public GPUParticles3DEditorBase {
GDCLASS(CPUParticles3DEditor, GPUParticles3DEditorBase);
enum Menu {
MENU_OPTION_GENERATE_AABB,
MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE,
MENU_OPTION_CLEAR_EMISSION_VOLUME,
MENU_OPTION_RESTART,
MENU_OPTION_CONVERT_TO_GPU_PARTICLES,
};
ConfirmationDialog *generate_aabb = nullptr;
SpinBox *generate_seconds = nullptr;
CPUParticles3D *node = nullptr;
void _generate_aabb();
void _menu_option(int);
friend class CPUParticles3DEditorPlugin;
virtual void _generate_emission_points() override;
protected:
void _notification(int p_notification);
void _node_removed(Node *p_node);
public:
void edit(CPUParticles3D *p_particles);
CPUParticles3DEditor();
};
class CPUParticles3DEditorPlugin : public EditorPlugin {
GDCLASS(CPUParticles3DEditorPlugin, EditorPlugin);
CPUParticles3DEditor *particles_editor = nullptr;
public:
virtual String get_name() const override { return "CPUParticles3D"; }
bool has_main_screen() const override { return false; }
virtual void edit(Object *p_object) override;
virtual bool handles(Object *p_object) const override;
virtual void make_visible(bool p_visible) override;
CPUParticles3DEditorPlugin();
~CPUParticles3DEditorPlugin();
};
#endif // CPU_PARTICLES_3D_EDITOR_PLUGIN_H

427
editor/plugins/gpu_particles_2d_editor_plugin.cpp
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@ -1,427 +0,0 @@
/**************************************************************************/
/* gpu_particles_2d_editor_plugin.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "gpu_particles_2d_editor_plugin.h"
#include "canvas_item_editor_plugin.h"
#include "core/io/image_loader.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/gui/editor_file_dialog.h"
#include "editor/scene_tree_dock.h"
#include "scene/2d/cpu_particles_2d.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/separator.h"
#include "scene/resources/image_texture.h"
#include "scene/resources/particle_process_material.h"
void GPUParticles2DEditorPlugin::edit(Object *p_object) {
particles = Object::cast_to<GPUParticles2D>(p_object);
}
bool GPUParticles2DEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("GPUParticles2D");
}
void GPUParticles2DEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
toolbar->show();
} else {
toolbar->hide();
}
}
void GPUParticles2DEditorPlugin::_file_selected(const String &p_file) {
source_emission_file = p_file;
emission_mask->popup_centered();
}
void GPUParticles2DEditorPlugin::_selection_changed() {
List<Node *> selected_nodes = EditorNode::get_singleton()->get_editor_selection()->get_selected_node_list();
if (selected_particles.is_empty() && selected_nodes.is_empty()) {
return;
}
for (GPUParticles2D *SP : selected_particles) {
SP->set_show_visibility_rect(false);
}
selected_particles.clear();
for (Node *P : selected_nodes) {
GPUParticles2D *selected_particle = Object::cast_to<GPUParticles2D>(P);
if (selected_particle != nullptr) {
selected_particle->set_show_visibility_rect(true);
selected_particles.push_back(selected_particle);
}
}
}
void GPUParticles2DEditorPlugin::_menu_callback(int p_idx) {
switch (p_idx) {
case MENU_GENERATE_VISIBILITY_RECT: {
// Add one second to the default generation lifetime, since the progress is updated every second.
generate_seconds->set_value(MAX(1.0, trunc(particles->get_lifetime()) + 1.0));
if (generate_seconds->get_value() >= 11.0 + CMP_EPSILON) {
// Only pop up the time dialog if the particle's lifetime is long enough to warrant shortening it.
generate_visibility_rect->popup_centered();
} else {
// Generate the visibility rect immediately.
_generate_visibility_rect();
}
} break;
case MENU_LOAD_EMISSION_MASK: {
file->popup_file_dialog();
} break;
case MENU_CLEAR_EMISSION_MASK: {
emission_mask->popup_centered();
} break;
case MENU_OPTION_CONVERT_TO_CPU_PARTICLES: {
CPUParticles2D *cpu_particles = memnew(CPUParticles2D);
cpu_particles->convert_from_particles(particles);
cpu_particles->set_name(particles->get_name());
cpu_particles->set_transform(particles->get_transform());
cpu_particles->set_visible(particles->is_visible());
cpu_particles->set_process_mode(particles->get_process_mode());
cpu_particles->set_z_index(particles->get_z_index());
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Convert to CPUParticles2D"), UndoRedo::MERGE_DISABLE, particles);
SceneTreeDock::get_singleton()->replace_node(particles, cpu_particles);
ur->commit_action(false);
} break;
case MENU_RESTART: {
particles->restart();
}
}
}
void GPUParticles2DEditorPlugin::_generate_visibility_rect() {
double time = generate_seconds->get_value();
float running = 0.0;
EditorProgress ep("gen_vrect", TTR("Generating Visibility Rect (Waiting for Particle Simulation)"), int(time));
bool was_emitting = particles->is_emitting();
if (!was_emitting) {
particles->set_emitting(true);
OS::get_singleton()->delay_usec(1000);
}
Rect2 rect;
while (running < time) {
uint64_t ticks = OS::get_singleton()->get_ticks_usec();
ep.step(TTR("Generating..."), int(running), true);
OS::get_singleton()->delay_usec(1000);
Rect2 capture = particles->capture_rect();
if (rect == Rect2()) {
rect = capture;
} else {
rect = rect.merge(capture);
}
running += (OS::get_singleton()->get_ticks_usec() - ticks) / 1000000.0;
}
if (!was_emitting) {
particles->set_emitting(false);
}
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Generate Visibility Rect"));
undo_redo->add_do_method(particles, "set_visibility_rect", rect);
undo_redo->add_undo_method(particles, "set_visibility_rect", particles->get_visibility_rect());
undo_redo->commit_action();
}
void GPUParticles2DEditorPlugin::_generate_emission_mask() {
Ref<ParticleProcessMaterial> pm = particles->get_process_material();
if (!pm.is_valid()) {
EditorNode::get_singleton()->show_warning(TTR("Can only set point into a ParticleProcessMaterial process material"));
return;
}
Ref<Image> img;
img.instantiate();
Error err = ImageLoader::load_image(source_emission_file, img);
ERR_FAIL_COND_MSG(err != OK, "Error loading image '" + source_emission_file + "'.");
if (img->is_compressed()) {
img->decompress();
}
img->convert(Image::FORMAT_RGBA8);
ERR_FAIL_COND(img->get_format() != Image::FORMAT_RGBA8);
Size2i s = img->get_size();
ERR_FAIL_COND(s.width == 0 || s.height == 0);
Vector<Point2> valid_positions;
Vector<Point2> valid_normals;
Vector<uint8_t> valid_colors;
valid_positions.resize(s.width * s.height);
EmissionMode emode = (EmissionMode)emission_mask_mode->get_selected();
if (emode == EMISSION_MODE_BORDER_DIRECTED) {
valid_normals.resize(s.width * s.height);
}
bool capture_colors = emission_colors->is_pressed();
if (capture_colors) {
valid_colors.resize(s.width * s.height * 4);
}
int vpc = 0;
{
Vector<uint8_t> img_data = img->get_data();
const uint8_t *r = img_data.ptr();
for (int i = 0; i < s.width; i++) {
for (int j = 0; j < s.height; j++) {
uint8_t a = r[(j * s.width + i) * 4 + 3];
if (a > 128) {
if (emode == EMISSION_MODE_SOLID) {
if (capture_colors) {
valid_colors.write[vpc * 4 + 0] = r[(j * s.width + i) * 4 + 0];
valid_colors.write[vpc * 4 + 1] = r[(j * s.width + i) * 4 + 1];
valid_colors.write[vpc * 4 + 2] = r[(j * s.width + i) * 4 + 2];
valid_colors.write[vpc * 4 + 3] = r[(j * s.width + i) * 4 + 3];
}
valid_positions.write[vpc++] = Point2(i, j);
} else {
bool on_border = false;
for (int x = i - 1; x <= i + 1; x++) {
for (int y = j - 1; y <= j + 1; y++) {
if (x < 0 || y < 0 || x >= s.width || y >= s.height || r[(y * s.width + x) * 4 + 3] <= 128) {
on_border = true;
break;
}
}
if (on_border) {
break;
}
}
if (on_border) {
valid_positions.write[vpc] = Point2(i, j);
if (emode == EMISSION_MODE_BORDER_DIRECTED) {
Vector2 normal;
for (int x = i - 2; x <= i + 2; x++) {
for (int y = j - 2; y <= j + 2; y++) {
if (x == i && y == j) {
continue;
}
if (x < 0 || y < 0 || x >= s.width || y >= s.height || r[(y * s.width + x) * 4 + 3] <= 128) {
normal += Vector2(x - i, y - j).normalized();
}
}
}
normal.normalize();
valid_normals.write[vpc] = normal;
}
if (capture_colors) {
valid_colors.write[vpc * 4 + 0] = r[(j * s.width + i) * 4 + 0];
valid_colors.write[vpc * 4 + 1] = r[(j * s.width + i) * 4 + 1];
valid_colors.write[vpc * 4 + 2] = r[(j * s.width + i) * 4 + 2];
valid_colors.write[vpc * 4 + 3] = r[(j * s.width + i) * 4 + 3];
}
vpc++;
}
}
}
}
}
}
valid_positions.resize(vpc);
if (valid_normals.size()) {
valid_normals.resize(vpc);
}
ERR_FAIL_COND_MSG(valid_positions.is_empty(), "No pixels with transparency > 128 in image...");
Vector<uint8_t> texdata;
int w = 2048;
int h = (vpc / 2048) + 1;
texdata.resize(w * h * 2 * sizeof(float));
{
Vector2 offset;
if (emission_mask_centered->is_pressed()) {
offset = Vector2(-s.width * 0.5, -s.height * 0.5);
}
uint8_t *tw = texdata.ptrw();
float *twf = reinterpret_cast<float *>(tw);
for (int i = 0; i < vpc; i++) {
twf[i * 2 + 0] = valid_positions[i].x + offset.x;
twf[i * 2 + 1] = valid_positions[i].y + offset.y;
}
}
img.instantiate();
img->set_data(w, h, false, Image::FORMAT_RGF, texdata);
pm->set_emission_point_texture(ImageTexture::create_from_image(img));
pm->set_emission_point_count(vpc);
if (capture_colors) {
Vector<uint8_t> colordata;
colordata.resize(w * h * 4); //use RG texture
{
uint8_t *tw = colordata.ptrw();
for (int i = 0; i < vpc * 4; i++) {
tw[i] = valid_colors[i];
}
}
img.instantiate();
img->set_data(w, h, false, Image::FORMAT_RGBA8, colordata);
pm->set_emission_color_texture(ImageTexture::create_from_image(img));
}
if (valid_normals.size()) {
pm->set_emission_shape(ParticleProcessMaterial::EMISSION_SHAPE_DIRECTED_POINTS);
Vector<uint8_t> normdata;
normdata.resize(w * h * 2 * sizeof(float)); //use RG texture
{
uint8_t *tw = normdata.ptrw();
float *twf = reinterpret_cast<float *>(tw);
for (int i = 0; i < vpc; i++) {
twf[i * 2 + 0] = valid_normals[i].x;
twf[i * 2 + 1] = valid_normals[i].y;
}
}
img.instantiate();
img->set_data(w, h, false, Image::FORMAT_RGF, normdata);
pm->set_emission_normal_texture(ImageTexture::create_from_image(img));
} else {
pm->set_emission_shape(ParticleProcessMaterial::EMISSION_SHAPE_POINTS);
}
}
void GPUParticles2DEditorPlugin::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
menu->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &GPUParticles2DEditorPlugin::_menu_callback));
menu->set_icon(menu->get_editor_theme_icon(SNAME("GPUParticles2D")));
file->connect("file_selected", callable_mp(this, &GPUParticles2DEditorPlugin::_file_selected));
EditorNode::get_singleton()->get_editor_selection()->connect("selection_changed", callable_mp(this, &GPUParticles2DEditorPlugin::_selection_changed));
} break;
}
}
GPUParticles2DEditorPlugin::GPUParticles2DEditorPlugin() {
particles = nullptr;
toolbar = memnew(HBoxContainer);
add_control_to_container(CONTAINER_CANVAS_EDITOR_MENU, toolbar);
toolbar->hide();
menu = memnew(MenuButton);
menu->get_popup()->add_shortcut(ED_GET_SHORTCUT("particles/restart_emission"), MENU_RESTART);
menu->get_popup()->add_item(TTR("Generate Visibility Rect"), MENU_GENERATE_VISIBILITY_RECT);
menu->get_popup()->add_item(TTR("Load Emission Mask"), MENU_LOAD_EMISSION_MASK);
// menu->get_popup()->add_item(TTR("Clear Emission Mask"), MENU_CLEAR_EMISSION_MASK);
menu->get_popup()->add_item(TTR("Convert to CPUParticles2D"), MENU_OPTION_CONVERT_TO_CPU_PARTICLES);
menu->set_text(TTR("GPUParticles2D"));
menu->set_switch_on_hover(true);
toolbar->add_child(menu);
file = memnew(EditorFileDialog);
List<String> ext;
ImageLoader::get_recognized_extensions(&ext);
for (const String &E : ext) {
file->add_filter("*." + E, E.to_upper());
}
file->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
toolbar->add_child(file);
generate_visibility_rect = memnew(ConfirmationDialog);
generate_visibility_rect->set_title(TTR("Generate Visibility Rect"));
VBoxContainer *genvb = memnew(VBoxContainer);
generate_visibility_rect->add_child(genvb);
generate_seconds = memnew(SpinBox);
genvb->add_margin_child(TTR("Generation Time (sec):"), generate_seconds);
generate_seconds->set_min(0.1);
generate_seconds->set_max(25);
generate_seconds->set_value(2);
toolbar->add_child(generate_visibility_rect);
generate_visibility_rect->connect(SceneStringName(confirmed), callable_mp(this, &GPUParticles2DEditorPlugin::_generate_visibility_rect));
emission_mask = memnew(ConfirmationDialog);
emission_mask->set_title(TTR("Load Emission Mask"));
VBoxContainer *emvb = memnew(VBoxContainer);
emission_mask->add_child(emvb);
emission_mask_mode = memnew(OptionButton);
emvb->add_margin_child(TTR("Emission Mask"), emission_mask_mode);
emission_mask_mode->add_item(TTR("Solid Pixels"), EMISSION_MODE_SOLID);
emission_mask_mode->add_item(TTR("Border Pixels"), EMISSION_MODE_BORDER);
emission_mask_mode->add_item(TTR("Directed Border Pixels"), EMISSION_MODE_BORDER_DIRECTED);
VBoxContainer *optionsvb = memnew(VBoxContainer);
emvb->add_margin_child(TTR("Options"), optionsvb);
emission_mask_centered = memnew(CheckBox);
emission_mask_centered->set_text(TTR("Centered"));
optionsvb->add_child(emission_mask_centered);
emission_colors = memnew(CheckBox);
emission_colors->set_text(TTR("Capture Colors from Pixel"));
optionsvb->add_child(emission_colors);
toolbar->add_child(emission_mask);
emission_mask->connect(SceneStringName(confirmed), callable_mp(this, &GPUParticles2DEditorPlugin::_generate_emission_mask));
}
GPUParticles2DEditorPlugin::~GPUParticles2DEditorPlugin() {
}

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@ -1,101 +0,0 @@
/**************************************************************************/
/* gpu_particles_2d_editor_plugin.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef GPU_PARTICLES_2D_EDITOR_PLUGIN_H
#define GPU_PARTICLES_2D_EDITOR_PLUGIN_H
#include "editor/plugins/editor_plugin.h"
#include "scene/2d/gpu_particles_2d.h"
#include "scene/2d/physics/collision_polygon_2d.h"
#include "scene/gui/box_container.h"
#include "scene/gui/spin_box.h"
class CheckBox;
class ConfirmationDialog;
class EditorFileDialog;
class MenuButton;
class OptionButton;
class GPUParticles2DEditorPlugin : public EditorPlugin {
GDCLASS(GPUParticles2DEditorPlugin, EditorPlugin);
enum {
MENU_GENERATE_VISIBILITY_RECT,
MENU_LOAD_EMISSION_MASK,
MENU_CLEAR_EMISSION_MASK,
MENU_OPTION_CONVERT_TO_CPU_PARTICLES,
MENU_RESTART
};
enum EmissionMode {
EMISSION_MODE_SOLID,
EMISSION_MODE_BORDER,
EMISSION_MODE_BORDER_DIRECTED
};
GPUParticles2D *particles = nullptr;
List<GPUParticles2D *> selected_particles;
EditorFileDialog *file = nullptr;
HBoxContainer *toolbar = nullptr;
MenuButton *menu = nullptr;
ConfirmationDialog *generate_visibility_rect = nullptr;
SpinBox *generate_seconds = nullptr;
ConfirmationDialog *emission_mask = nullptr;
OptionButton *emission_mask_mode = nullptr;
CheckBox *emission_mask_centered = nullptr;
CheckBox *emission_colors = nullptr;
String source_emission_file;
void _file_selected(const String &p_file);
void _menu_callback(int p_idx);
void _generate_visibility_rect();
void _generate_emission_mask();
void _selection_changed();
protected:
void _notification(int p_what);
public:
virtual String get_name() const override { return "GPUParticles2D"; }
bool has_main_screen() const override { return false; }
virtual void edit(Object *p_object) override;
virtual bool handles(Object *p_object) const override;
virtual void make_visible(bool p_visible) override;
GPUParticles2DEditorPlugin();
~GPUParticles2DEditorPlugin();
};
#endif // GPU_PARTICLES_2D_EDITOR_PLUGIN_H

461
editor/plugins/gpu_particles_3d_editor_plugin.cpp
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@ -1,461 +0,0 @@
/**************************************************************************/
/* gpu_particles_3d_editor_plugin.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "gpu_particles_3d_editor_plugin.h"
#include "core/io/resource_loader.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/plugins/node_3d_editor_plugin.h"
#include "editor/scene_tree_dock.h"
#include "scene/3d/cpu_particles_3d.h"
#include "scene/3d/mesh_instance_3d.h"
#include "scene/gui/menu_button.h"
#include "scene/resources/image_texture.h"
#include "scene/resources/particle_process_material.h"
bool GPUParticles3DEditorBase::_generate(Vector<Vector3> &points, Vector<Vector3> &normals) {
bool use_normals = emission_fill->get_selected() == 1;
if (emission_fill->get_selected() < 2) {
float area_accum = 0;
RBMap<float, int> triangle_area_map;
for (int i = 0; i < geometry.size(); i++) {
float area = geometry[i].get_area();
if (area < CMP_EPSILON) {
continue;
}
triangle_area_map[area_accum] = i;
area_accum += area;
}
if (!triangle_area_map.size() || area_accum == 0) {
EditorNode::get_singleton()->show_warning(TTR("The geometry's faces don't contain any area."));
return false;
}
int emissor_count = emission_amount->get_value();
for (int i = 0; i < emissor_count; i++) {
float areapos = Math::random(0.0f, area_accum);
RBMap<float, int>::Iterator E = triangle_area_map.find_closest(areapos);
ERR_FAIL_COND_V(!E, false);
int index = E->value;
ERR_FAIL_INDEX_V(index, geometry.size(), false);
// ok FINALLY get face
Face3 face = geometry[index];
//now compute some position inside the face...
Vector3 pos = face.get_random_point_inside();
points.push_back(pos);
if (use_normals) {
Vector3 normal = face.get_plane().normal;
normals.push_back(normal);
}
}
} else {
int gcount = geometry.size();
if (gcount == 0) {
EditorNode::get_singleton()->show_warning(TTR("The geometry doesn't contain any faces."));
return false;
}
const Face3 *r = geometry.ptr();
AABB aabb;
for (int i = 0; i < gcount; i++) {
for (int j = 0; j < 3; j++) {
if (i == 0 && j == 0) {
aabb.position = r[i].vertex[j];
} else {
aabb.expand_to(r[i].vertex[j]);
}
}
}
int emissor_count = emission_amount->get_value();
for (int i = 0; i < emissor_count; i++) {
int attempts = 5;
for (int j = 0; j < attempts; j++) {
Vector3 dir;
dir[Math::rand() % 3] = 1.0;
Vector3 ofs = (Vector3(1, 1, 1) - dir) * Vector3(Math::randf(), Math::randf(), Math::randf()) * aabb.size + aabb.position;
Vector3 ofsv = ofs + aabb.size * dir;
//space it a little
ofs -= dir;
ofsv += dir;
float max = -1e7, min = 1e7;
for (int k = 0; k < gcount; k++) {
const Face3 &f3 = r[k];
Vector3 res;
if (f3.intersects_segment(ofs, ofsv, &res)) {
res -= ofs;
float d = dir.dot(res);
if (d < min) {
min = d;
}
if (d > max) {
max = d;
}
}
}
if (max < min) {
continue; //lost attempt
}
float val = min + (max - min) * Math::randf();
Vector3 point = ofs + dir * val;
points.push_back(point);
break;
}
}
}
return true;
}
void GPUParticles3DEditorBase::_node_selected(const NodePath &p_path) {
Node *sel = get_node(p_path);
if (!sel) {
return;
}
if (!sel->is_class("Node3D")) {
EditorNode::get_singleton()->show_warning(vformat(TTR("\"%s\" doesn't inherit from Node3D."), sel->get_name()));
return;
}
MeshInstance3D *mi = Object::cast_to<MeshInstance3D>(sel);
if (!mi || mi->get_mesh().is_null()) {
EditorNode::get_singleton()->show_warning(vformat(TTR("\"%s\" doesn't contain geometry."), sel->get_name()));
return;
}
geometry = mi->get_mesh()->get_faces();
if (geometry.size() == 0) {
EditorNode::get_singleton()->show_warning(vformat(TTR("\"%s\" doesn't contain face geometry."), sel->get_name()));
return;
}
Transform3D geom_xform = base_node->get_global_transform().affine_inverse() * mi->get_global_transform();
int gc = geometry.size();
Face3 *w = geometry.ptrw();
for (int i = 0; i < gc; i++) {
for (int j = 0; j < 3; j++) {
w[i].vertex[j] = geom_xform.xform(w[i].vertex[j]);
}
}
emission_dialog->popup_centered(Size2(300, 130));
}
GPUParticles3DEditorBase::GPUParticles3DEditorBase() {
emission_dialog = memnew(ConfirmationDialog);
emission_dialog->set_title(TTR("Create Emitter"));
add_child(emission_dialog);
VBoxContainer *emd_vb = memnew(VBoxContainer);
emission_dialog->add_child(emd_vb);
emission_amount = memnew(SpinBox);
emission_amount->set_min(1);
emission_amount->set_max(100000);
emission_amount->set_value(512);
emd_vb->add_margin_child(TTR("Emission Points:"), emission_amount);
emission_fill = memnew(OptionButton);
emission_fill->add_item(TTR("Surface Points"));
emission_fill->add_item(TTR("Surface Points+Normal (Directed)"));
emission_fill->add_item(TTR("Volume"));
emd_vb->add_margin_child(TTR("Emission Source:"), emission_fill);
emission_dialog->set_ok_button_text(TTR("Create"));
emission_dialog->connect(SceneStringName(confirmed), callable_mp(this, &GPUParticles3DEditorBase::_generate_emission_points));
emission_tree_dialog = memnew(SceneTreeDialog);
Vector<StringName> valid_types;
valid_types.push_back("MeshInstance3D");
emission_tree_dialog->set_valid_types(valid_types);
add_child(emission_tree_dialog);
emission_tree_dialog->connect("selected", callable_mp(this, &GPUParticles3DEditorBase::_node_selected));
}
void GPUParticles3DEditor::_node_removed(Node *p_node) {
if (p_node == node) {
node = nullptr;
hide();
}
}
void GPUParticles3DEditor::_notification(int p_notification) {
switch (p_notification) {
case NOTIFICATION_ENTER_TREE: {
options->set_icon(options->get_popup()->get_editor_theme_icon(SNAME("GPUParticles3D")));
get_tree()->connect("node_removed", callable_mp(this, &GPUParticles3DEditor::_node_removed));
} break;
}
}
void GPUParticles3DEditor::_menu_option(int p_option) {
switch (p_option) {
case MENU_OPTION_GENERATE_AABB: {
// Add one second to the default generation lifetime, since the progress is updated every second.
generate_seconds->set_value(MAX(1.0, trunc(node->get_lifetime()) + 1.0));
if (generate_seconds->get_value() >= 11.0 + CMP_EPSILON) {
// Only pop up the time dialog if the particle's lifetime is long enough to warrant shortening it.
generate_aabb->popup_centered();
} else {
// Generate the visibility AABB immediately.
_generate_aabb();
}
} break;
case MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE: {
Ref<ParticleProcessMaterial> mat = node->get_process_material();
if (mat.is_null()) {
EditorNode::get_singleton()->show_warning(TTR("A processor material of type 'ParticleProcessMaterial' is required."));
return;
}
emission_tree_dialog->popup_scenetree_dialog();
} break;
case MENU_OPTION_CONVERT_TO_CPU_PARTICLES: {
CPUParticles3D *cpu_particles = memnew(CPUParticles3D);
cpu_particles->convert_from_particles(node);
cpu_particles->set_name(node->get_name());
cpu_particles->set_transform(node->get_transform());
cpu_particles->set_visible(node->is_visible());
cpu_particles->set_process_mode(node->get_process_mode());
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Convert to CPUParticles3D"), UndoRedo::MERGE_DISABLE, node);
SceneTreeDock::get_singleton()->replace_node(node, cpu_particles);
ur->commit_action(false);
} break;
case MENU_OPTION_RESTART: {
node->restart();
} break;
}
}
void GPUParticles3DEditor::_generate_aabb() {
double time = generate_seconds->get_value();
double running = 0.0;
EditorProgress ep("gen_aabb", TTR("Generating Visibility AABB (Waiting for Particle Simulation)"), int(time));
bool was_emitting = node->is_emitting();
if (!was_emitting) {
node->set_emitting(true);
OS::get_singleton()->delay_usec(1000);
}
AABB rect;
while (running < time) {
uint64_t ticks = OS::get_singleton()->get_ticks_usec();
ep.step(TTR("Generating..."), int(running), true);
OS::get_singleton()->delay_usec(1000);
AABB capture = node->capture_aabb();
if (rect == AABB()) {
rect = capture;
} else {
rect.merge_with(capture);
}
running += (OS::get_singleton()->get_ticks_usec() - ticks) / 1000000.0;
}
if (!was_emitting) {
node->set_emitting(false);
}
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Generate Visibility AABB"));
ur->add_do_method(node, "set_visibility_aabb", rect);
ur->add_undo_method(node, "set_visibility_aabb", node->get_visibility_aabb());
ur->commit_action();
}
void GPUParticles3DEditor::edit(GPUParticles3D *p_particles) {
base_node = p_particles;
node = p_particles;
}
void GPUParticles3DEditor::_generate_emission_points() {
/// hacer codigo aca
Vector<Vector3> points;
Vector<Vector3> normals;
if (!_generate(points, normals)) {
return;
}
int point_count = points.size();
int w = 2048;
int h = (point_count / 2048) + 1;
Vector<uint8_t> point_img;
point_img.resize(w * h * 3 * sizeof(float));
{
uint8_t *iw = point_img.ptrw();
memset(iw, 0, w * h * 3 * sizeof(float));
const Vector3 *r = points.ptr();
float *wf = reinterpret_cast<float *>(iw);
for (int i = 0; i < point_count; i++) {
wf[i * 3 + 0] = r[i].x;
wf[i * 3 + 1] = r[i].y;
wf[i * 3 + 2] = r[i].z;
}
}
Ref<Image> image = memnew(Image(w, h, false, Image::FORMAT_RGBF, point_img));
Ref<ImageTexture> tex = ImageTexture::create_from_image(image);
Ref<ParticleProcessMaterial> mat = node->get_process_material();
ERR_FAIL_COND(mat.is_null());
if (normals.size() > 0) {
mat->set_emission_shape(ParticleProcessMaterial::EMISSION_SHAPE_DIRECTED_POINTS);
mat->set_emission_point_count(point_count);
mat->set_emission_point_texture(tex);
Vector<uint8_t> point_img2;
point_img2.resize(w * h * 3 * sizeof(float));
{
uint8_t *iw = point_img2.ptrw();
memset(iw, 0, w * h * 3 * sizeof(float));
const Vector3 *r = normals.ptr();
float *wf = reinterpret_cast<float *>(iw);
for (int i = 0; i < point_count; i++) {
wf[i * 3 + 0] = r[i].x;
wf[i * 3 + 1] = r[i].y;
wf[i * 3 + 2] = r[i].z;
}
}
Ref<Image> image2 = memnew(Image(w, h, false, Image::FORMAT_RGBF, point_img2));
mat->set_emission_normal_texture(ImageTexture::create_from_image(image2));
} else {
mat->set_emission_shape(ParticleProcessMaterial::EMISSION_SHAPE_POINTS);
mat->set_emission_point_count(point_count);
mat->set_emission_point_texture(tex);
}
}
GPUParticles3DEditor::GPUParticles3DEditor() {
node = nullptr;
particles_editor_hb = memnew(HBoxContainer);
Node3DEditor::get_singleton()->add_control_to_menu_panel(particles_editor_hb);
options = memnew(MenuButton);
options->set_switch_on_hover(true);
particles_editor_hb->add_child(options);
particles_editor_hb->hide();
options->set_text(TTR("GPUParticles3D"));
options->get_popup()->add_shortcut(ED_GET_SHORTCUT("particles/restart_emission"), MENU_OPTION_RESTART);
options->get_popup()->add_item(TTR("Generate AABB"), MENU_OPTION_GENERATE_AABB);
options->get_popup()->add_item(TTR("Create Emission Points From Node"), MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE);
options->get_popup()->add_item(TTR("Convert to CPUParticles3D"), MENU_OPTION_CONVERT_TO_CPU_PARTICLES);
options->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &GPUParticles3DEditor::_menu_option));
generate_aabb = memnew(ConfirmationDialog);
generate_aabb->set_title(TTR("Generate Visibility AABB"));
VBoxContainer *genvb = memnew(VBoxContainer);
generate_aabb->add_child(genvb);
generate_seconds = memnew(SpinBox);
genvb->add_margin_child(TTR("Generation Time (sec):"), generate_seconds);
generate_seconds->set_min(0.1);
generate_seconds->set_max(25);
generate_seconds->set_value(2);
add_child(generate_aabb);
generate_aabb->connect(SceneStringName(confirmed), callable_mp(this, &GPUParticles3DEditor::_generate_aabb));
}
void GPUParticles3DEditorPlugin::edit(Object *p_object) {
particles_editor->edit(Object::cast_to<GPUParticles3D>(p_object));
}
bool GPUParticles3DEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("GPUParticles3D");
}
void GPUParticles3DEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
particles_editor->show();
particles_editor->particles_editor_hb->show();
} else {
particles_editor->particles_editor_hb->hide();
particles_editor->hide();
particles_editor->edit(nullptr);
}
}
GPUParticles3DEditorPlugin::GPUParticles3DEditorPlugin() {
particles_editor = memnew(GPUParticles3DEditor);
EditorNode::get_singleton()->get_gui_base()->add_child(particles_editor);
particles_editor->hide();
}
GPUParticles3DEditorPlugin::~GPUParticles3DEditorPlugin() {
}

118
editor/plugins/gpu_particles_3d_editor_plugin.h
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@ -1,118 +0,0 @@
/**************************************************************************/
/* gpu_particles_3d_editor_plugin.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef GPU_PARTICLES_3D_EDITOR_PLUGIN_H
#define GPU_PARTICLES_3D_EDITOR_PLUGIN_H
#include "editor/plugins/editor_plugin.h"
#include "scene/3d/gpu_particles_3d.h"
#include "scene/gui/spin_box.h"
class ConfirmationDialog;
class HBoxContainer;
class MenuButton;
class OptionButton;
class SceneTreeDialog;
class GPUParticles3DEditorBase : public Control {
GDCLASS(GPUParticles3DEditorBase, Control);
protected:
Node3D *base_node = nullptr;
Panel *panel = nullptr;
MenuButton *options = nullptr;
HBoxContainer *particles_editor_hb = nullptr;
SceneTreeDialog *emission_tree_dialog = nullptr;
ConfirmationDialog *emission_dialog = nullptr;
SpinBox *emission_amount = nullptr;
OptionButton *emission_fill = nullptr;
Vector<Face3> geometry;
bool _generate(Vector<Vector3> &points, Vector<Vector3> &normals);
virtual void _generate_emission_points() {}
void _node_selected(const NodePath &p_path);
public:
GPUParticles3DEditorBase();
};
class GPUParticles3DEditor : public GPUParticles3DEditorBase {
GDCLASS(GPUParticles3DEditor, GPUParticles3DEditorBase);
ConfirmationDialog *generate_aabb = nullptr;
SpinBox *generate_seconds = nullptr;
GPUParticles3D *node = nullptr;
enum Menu {
MENU_OPTION_GENERATE_AABB,
MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE,
MENU_OPTION_CLEAR_EMISSION_VOLUME,
MENU_OPTION_CONVERT_TO_CPU_PARTICLES,
MENU_OPTION_RESTART,
};
void _generate_aabb();
void _menu_option(int);
friend class GPUParticles3DEditorPlugin;
virtual void _generate_emission_points() override;
protected:
void _notification(int p_notification);
void _node_removed(Node *p_node);
public:
void edit(GPUParticles3D *p_particles);
GPUParticles3DEditor();
};
class GPUParticles3DEditorPlugin : public EditorPlugin {
GDCLASS(GPUParticles3DEditorPlugin, EditorPlugin);
GPUParticles3DEditor *particles_editor = nullptr;
public:
virtual String get_name() const override { return "GPUParticles3D"; }
bool has_main_screen() const override { return false; }
virtual void edit(Object *p_object) override;
virtual bool handles(Object *p_object) const override;
virtual void make_visible(bool p_visible) override;
GPUParticles3DEditorPlugin();
~GPUParticles3DEditorPlugin();
};
#endif // GPU_PARTICLES_3D_EDITOR_PLUGIN_H

968
editor/plugins/particles_editor_plugin.cpp Normal file
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@ -0,0 +1,968 @@
/**************************************************************************/
/* particles_editor_plugin.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "particles_editor_plugin.h"
#include "canvas_item_editor_plugin.h"
#include "core/io/image_loader.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/gui/editor_file_dialog.h"
#include "editor/scene_tree_dock.h"
#include "scene/2d/cpu_particles_2d.h"
#include "scene/2d/gpu_particles_2d.h"
#include "scene/3d/cpu_particles_3d.h"
#include "scene/3d/gpu_particles_3d.h"
#include "scene/3d/mesh_instance_3d.h"
#include "scene/gui/box_container.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/separator.h"
#include "scene/gui/spin_box.h"
#include "scene/resources/image_texture.h"
#include "scene/resources/particle_process_material.h"
void ParticlesEditorPlugin::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
if (handled_type.ends_with("2D")) {
add_control_to_container(CONTAINER_CANVAS_EDITOR_MENU, toolbar);
} else if (handled_type.ends_with("3D")) {
add_control_to_container(CONTAINER_SPATIAL_EDITOR_MENU, toolbar);
} else {
DEV_ASSERT(false);
}
menu->set_icon(menu->get_editor_theme_icon(handled_type));
menu->set_text(handled_type);
PopupMenu *popup = menu->get_popup();
popup->add_shortcut(ED_SHORTCUT("particles/restart_emission", TTR("Restart Emission"), KeyModifierMask::CTRL | Key::R), MENU_RESTART);
_add_menu_options(popup);
popup->add_item(conversion_option_name, MENU_OPTION_CONVERT);
} break;
}
}
bool ParticlesEditorPlugin::need_show_lifetime_dialog(SpinBox *p_seconds) {
// Add one second to the default generation lifetime, since the progress is updated every second.
p_seconds->set_value(MAX(1.0, trunc(edited_node->get("lifetime").operator double()) + 1.0));
if (p_seconds->get_value() >= 11.0 + CMP_EPSILON) {
// Only pop up the time dialog if the particle's lifetime is long enough to warrant shortening it.
return true;
} else {
// Generate the visibility rect/AABB immediately.
return false;
}
}
void ParticlesEditorPlugin::_menu_callback(int p_idx) {
switch (p_idx) {
case MENU_OPTION_CONVERT: {
Node *converted_node = _convert_particles();
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(conversion_option_name, UndoRedo::MERGE_DISABLE, edited_node);
SceneTreeDock::get_singleton()->replace_node(edited_node, converted_node);
ur->commit_action(false);
} break;
case MENU_RESTART: {
edited_node->call("restart");
}
}
}
void ParticlesEditorPlugin::edit(Object *p_object) {
edited_node = Object::cast_to<Node>(p_object);
}
bool ParticlesEditorPlugin::handles(Object *p_object) const {
return p_object->is_class(handled_type);
}
void ParticlesEditorPlugin::make_visible(bool p_visible) {
toolbar->set_visible(p_visible);
}
ParticlesEditorPlugin::ParticlesEditorPlugin() {
toolbar = memnew(HBoxContainer);
toolbar->hide();
menu = memnew(MenuButton);
menu->set_switch_on_hover(true);
toolbar->add_child(menu);
menu->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &ParticlesEditorPlugin::_menu_callback));
}
// 2D /////////////////////////////////////////////
void GPUParticles2DEditorPlugin::_menu_callback(int p_idx) {
if (p_idx == MENU_GENERATE_VISIBILITY_RECT) {
if (need_show_lifetime_dialog(generate_seconds)) {
generate_visibility_rect->popup_centered();
} else {
_generate_visibility_rect();
}
} else {
Particles2DEditorPlugin::_menu_callback(p_idx);
}
}
void GPUParticles2DEditorPlugin::_add_menu_options(PopupMenu *p_menu) {
Particles2DEditorPlugin::_add_menu_options(p_menu);
p_menu->add_item(TTR("Generate Visibility Rect"), MENU_GENERATE_VISIBILITY_RECT);
}
void Particles2DEditorPlugin::_file_selected(const String &p_file) {
source_emission_file = p_file;
emission_mask->popup_centered();
}
void Particles2DEditorPlugin::_get_base_emission_mask(PackedVector2Array &r_valid_positions, PackedVector2Array &r_valid_normals, PackedByteArray &r_valid_colors, Vector2i &r_image_size) {
Ref<Image> img;
img.instantiate();
Error err = ImageLoader::load_image(source_emission_file, img);
ERR_FAIL_COND_MSG(err != OK, "Error loading image '" + source_emission_file + "'.");
if (img->is_compressed()) {
img->decompress();
}
img->convert(Image::FORMAT_RGBA8);
ERR_FAIL_COND(img->get_format() != Image::FORMAT_RGBA8);
Size2i s = img->get_size();
ERR_FAIL_COND(s.width == 0 || s.height == 0);
r_image_size = s;
r_valid_positions.resize(s.width * s.height);
EmissionMode emode = (EmissionMode)emission_mask_mode->get_selected();
if (emode == EMISSION_MODE_BORDER_DIRECTED) {
r_valid_normals.resize(s.width * s.height);
}
bool capture_colors = emission_colors->is_pressed();
if (capture_colors) {
r_valid_colors.resize(s.width * s.height * 4);
}
int vpc = 0;
{
Vector<uint8_t> img_data = img->get_data();
const uint8_t *r = img_data.ptr();
for (int i = 0; i < s.width; i++) {
for (int j = 0; j < s.height; j++) {
uint8_t a = r[(j * s.width + i) * 4 + 3];
if (a > 128) {
if (emode == EMISSION_MODE_SOLID) {
if (capture_colors) {
r_valid_colors.write[vpc * 4 + 0] = r[(j * s.width + i) * 4 + 0];
r_valid_colors.write[vpc * 4 + 1] = r[(j * s.width + i) * 4 + 1];
r_valid_colors.write[vpc * 4 + 2] = r[(j * s.width + i) * 4 + 2];
r_valid_colors.write[vpc * 4 + 3] = r[(j * s.width + i) * 4 + 3];
}
r_valid_positions.write[vpc++] = Point2(i, j);
} else {
bool on_border = false;
for (int x = i - 1; x <= i + 1; x++) {
for (int y = j - 1; y <= j + 1; y++) {
if (x < 0 || y < 0 || x >= s.width || y >= s.height || r[(y * s.width + x) * 4 + 3] <= 128) {
on_border = true;
break;
}
}
if (on_border) {
break;
}
}
if (on_border) {
r_valid_positions.write[vpc] = Point2(i, j);
if (emode == EMISSION_MODE_BORDER_DIRECTED) {
Vector2 normal;
for (int x = i - 2; x <= i + 2; x++) {
for (int y = j - 2; y <= j + 2; y++) {
if (x == i && y == j) {
continue;
}
if (x < 0 || y < 0 || x >= s.width || y >= s.height || r[(y * s.width + x) * 4 + 3] <= 128) {
normal += Vector2(x - i, y - j).normalized();
}
}
}
normal.normalize();
r_valid_normals.write[vpc] = normal;
}
if (capture_colors) {
r_valid_colors.write[vpc * 4 + 0] = r[(j * s.width + i) * 4 + 0];
r_valid_colors.write[vpc * 4 + 1] = r[(j * s.width + i) * 4 + 1];
r_valid_colors.write[vpc * 4 + 2] = r[(j * s.width + i) * 4 + 2];
r_valid_colors.write[vpc * 4 + 3] = r[(j * s.width + i) * 4 + 3];
}
vpc++;
}
}
}
}
}
}
r_valid_positions.resize(vpc);
if (!r_valid_normals.is_empty()) {
r_valid_normals.resize(vpc);
}
}
Particles2DEditorPlugin::Particles2DEditorPlugin() {
file = memnew(EditorFileDialog);
List<String> ext;
ImageLoader::get_recognized_extensions(&ext);
for (const String &E : ext) {
file->add_filter("*." + E, E.to_upper());
}
file->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
EditorNode::get_singleton()->get_gui_base()->add_child(file);
file->connect("file_selected", callable_mp(this, &Particles2DEditorPlugin::_file_selected));
emission_mask = memnew(ConfirmationDialog);
emission_mask->set_title(TTR("Load Emission Mask"));
VBoxContainer *emvb = memnew(VBoxContainer);
emission_mask->add_child(emvb);
emission_mask_mode = memnew(OptionButton);
emission_mask_mode->add_item(TTR("Solid Pixels"), EMISSION_MODE_SOLID);
emission_mask_mode->add_item(TTR("Border Pixels"), EMISSION_MODE_BORDER);
emission_mask_mode->add_item(TTR("Directed Border Pixels"), EMISSION_MODE_BORDER_DIRECTED);
emvb->add_margin_child(TTR("Emission Mask"), emission_mask_mode);
VBoxContainer *optionsvb = memnew(VBoxContainer);
emvb->add_margin_child(TTR("Options"), optionsvb);
emission_mask_centered = memnew(CheckBox(TTR("Centered")));
optionsvb->add_child(emission_mask_centered);
emission_colors = memnew(CheckBox(TTR("Capture Colors from Pixel")));
optionsvb->add_child(emission_colors);
EditorNode::get_singleton()->get_gui_base()->add_child(emission_mask);
emission_mask->connect(SceneStringName(confirmed), callable_mp(this, &Particles2DEditorPlugin::_generate_emission_mask));
}
void GPUParticles2DEditorPlugin::_selection_changed() {
List<Node *> selected_nodes = EditorNode::get_singleton()->get_editor_selection()->get_selected_node_list();
if (selected_particles.is_empty() && selected_nodes.is_empty()) {
return;
}
for (GPUParticles2D *particles : selected_particles) {
particles->set_show_visibility_rect(false);
}
selected_particles.clear();
for (Node *node : selected_nodes) {
GPUParticles2D *selected_particle = Object::cast_to<GPUParticles2D>(node);
if (selected_particle) {
selected_particle->set_show_visibility_rect(true);
selected_particles.push_back(selected_particle);
}
}
}
void GPUParticles2DEditorPlugin::_generate_visibility_rect() {
GPUParticles2D *particles = Object::cast_to<GPUParticles2D>(edited_node);
double time = generate_seconds->get_value();
float running = 0.0;
EditorProgress ep("gen_vrect", TTR("Generating Visibility Rect (Waiting for Particle Simulation)"), int(time));
bool was_emitting = particles->is_emitting();
if (!was_emitting) {
particles->set_emitting(true);
OS::get_singleton()->delay_usec(1000);
}
Rect2 rect;
while (running < time) {
uint64_t ticks = OS::get_singleton()->get_ticks_usec();
ep.step(TTR("Generating..."), int(running), true);
OS::get_singleton()->delay_usec(1000);
Rect2 capture = particles->capture_rect();
if (rect == Rect2()) {
rect = capture;
} else {
rect = rect.merge(capture);
}
running += (OS::get_singleton()->get_ticks_usec() - ticks) / 1000000.0;
}
if (!was_emitting) {
particles->set_emitting(false);
}
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Generate Visibility Rect"));
undo_redo->add_do_method(particles, "set_visibility_rect", rect);
undo_redo->add_undo_method(particles, "set_visibility_rect", particles->get_visibility_rect());
undo_redo->commit_action();
}
void GPUParticles2DEditorPlugin::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
EditorNode::get_singleton()->get_editor_selection()->connect("selection_changed", callable_mp(this, &GPUParticles2DEditorPlugin::_selection_changed));
} break;
}
}
void Particles2DEditorPlugin::_menu_callback(int p_idx) {
if (p_idx == MENU_LOAD_EMISSION_MASK) {
file->popup_file_dialog();
} else {
ParticlesEditorPlugin::_menu_callback(p_idx);
}
}
void Particles2DEditorPlugin::_add_menu_options(PopupMenu *p_menu) {
p_menu->add_item(TTR("Load Emission Mask"), MENU_LOAD_EMISSION_MASK);
}
Node *GPUParticles2DEditorPlugin::_convert_particles() {
GPUParticles2D *particles = Object::cast_to<GPUParticles2D>(edited_node);
CPUParticles2D *cpu_particles = memnew(CPUParticles2D);
cpu_particles->convert_from_particles(particles);
cpu_particles->set_name(particles->get_name());
cpu_particles->set_transform(particles->get_transform());
cpu_particles->set_visible(particles->is_visible());
cpu_particles->set_process_mode(particles->get_process_mode());
cpu_particles->set_z_index(particles->get_z_index());
return cpu_particles;
}
void GPUParticles2DEditorPlugin::_generate_emission_mask() {
GPUParticles2D *particles = Object::cast_to<GPUParticles2D>(edited_node);
Ref<ParticleProcessMaterial> pm = particles->get_process_material();
if (pm.is_null()) {
EditorNode::get_singleton()->show_warning(TTR("Can only set point into a ParticleProcessMaterial process material"));
return;
}
PackedVector2Array valid_positions;
PackedVector2Array valid_normals;
PackedByteArray valid_colors;
Vector2i image_size;
_get_base_emission_mask(valid_positions, valid_normals, valid_colors, image_size);
ERR_FAIL_COND_MSG(valid_positions.is_empty(), "No pixels with transparency > 128 in image...");
Vector<uint8_t> texdata;
int vpc = valid_positions.size();
int w = 2048;
int h = (vpc / 2048) + 1;
texdata.resize(w * h * 2 * sizeof(float));
{
Vector2 offset;
if (emission_mask_centered->is_pressed()) {
offset = Vector2(-image_size.width * 0.5, -image_size.height * 0.5);
}
uint8_t *tw = texdata.ptrw();
float *twf = reinterpret_cast<float *>(tw);
for (int i = 0; i < vpc; i++) {
twf[i * 2 + 0] = valid_positions[i].x + offset.x;
twf[i * 2 + 1] = valid_positions[i].y + offset.y;
}
}
Ref<Image> img;
img.instantiate();
img->set_data(w, h, false, Image::FORMAT_RGF, texdata);
pm->set_emission_point_texture(ImageTexture::create_from_image(img));
pm->set_emission_point_count(vpc);
if (emission_colors->is_pressed()) {
Vector<uint8_t> colordata;
colordata.resize(w * h * 4); //use RG texture
{
uint8_t *tw = colordata.ptrw();
for (int i = 0; i < vpc * 4; i++) {
tw[i] = valid_colors[i];
}
}
img.instantiate();
img->set_data(w, h, false, Image::FORMAT_RGBA8, colordata);
pm->set_emission_color_texture(ImageTexture::create_from_image(img));
}
if (valid_normals.size()) {
pm->set_emission_shape(ParticleProcessMaterial::EMISSION_SHAPE_DIRECTED_POINTS);
Vector<uint8_t> normdata;
normdata.resize(w * h * 2 * sizeof(float)); //use RG texture
{
uint8_t *tw = normdata.ptrw();
float *twf = reinterpret_cast<float *>(tw);
for (int i = 0; i < vpc; i++) {
twf[i * 2 + 0] = valid_normals[i].x;
twf[i * 2 + 1] = valid_normals[i].y;
}
}
img.instantiate();
img->set_data(w, h, false, Image::FORMAT_RGF, normdata);
pm->set_emission_normal_texture(ImageTexture::create_from_image(img));
} else {
pm->set_emission_shape(ParticleProcessMaterial::EMISSION_SHAPE_POINTS);
}
}
GPUParticles2DEditorPlugin::GPUParticles2DEditorPlugin() {
handled_type = "GPUParticles2D"; // TTR("GPUParticles2D")
conversion_option_name = TTR("Convert to CPUParticles2D");
generate_visibility_rect = memnew(ConfirmationDialog);
generate_visibility_rect->set_title(TTR("Generate Visibility Rect"));
VBoxContainer *genvb = memnew(VBoxContainer);
generate_visibility_rect->add_child(genvb);
generate_seconds = memnew(SpinBox);
generate_seconds->set_min(0.1);
generate_seconds->set_max(25);
generate_seconds->set_value(2);
genvb->add_margin_child(TTR("Generation Time (sec):"), generate_seconds);
EditorNode::get_singleton()->get_gui_base()->add_child(generate_visibility_rect);
generate_visibility_rect->connect(SceneStringName(confirmed), callable_mp(this, &GPUParticles2DEditorPlugin::_generate_visibility_rect));
}
Node *CPUParticles2DEditorPlugin::_convert_particles() {
CPUParticles2D *particles = Object::cast_to<CPUParticles2D>(edited_node);
GPUParticles2D *gpu_particles = memnew(GPUParticles2D);
gpu_particles->convert_from_particles(particles);
gpu_particles->set_name(particles->get_name());
gpu_particles->set_transform(particles->get_transform());
gpu_particles->set_visible(particles->is_visible());
gpu_particles->set_process_mode(particles->get_process_mode());
return gpu_particles;
}
void CPUParticles2DEditorPlugin::_generate_emission_mask() {
CPUParticles2D *particles = Object::cast_to<CPUParticles2D>(edited_node);
PackedVector2Array valid_positions;
PackedVector2Array valid_normals;
PackedByteArray valid_colors;
Vector2i image_size;
_get_base_emission_mask(valid_positions, valid_normals, valid_colors, image_size);
ERR_FAIL_COND_MSG(valid_positions.is_empty(), "No pixels with transparency > 128 in image...");
int vpc = valid_positions.size();
if (emission_colors->is_pressed()) {
PackedColorArray pca;
pca.resize(vpc);
Color *pcaw = pca.ptrw();
for (int i = 0; i < vpc; i += 1) {
Color color;
color.r = valid_colors[i * 4 + 0] / 255.0f;
color.g = valid_colors[i * 4 + 1] / 255.0f;
color.b = valid_colors[i * 4 + 2] / 255.0f;
color.a = valid_colors[i * 4 + 3] / 255.0f;
pcaw[i] = color;
}
particles->set_emission_colors(pca);
}
if (valid_normals.size()) {
particles->set_emission_shape(CPUParticles2D::EMISSION_SHAPE_DIRECTED_POINTS);
PackedVector2Array norms;
norms.resize(valid_normals.size());
Vector2 *normsw = norms.ptrw();
for (int i = 0; i < valid_normals.size(); i += 1) {
normsw[i] = valid_normals[i];
}
particles->set_emission_normals(norms);
} else {
particles->set_emission_shape(CPUParticles2D::EMISSION_SHAPE_POINTS);
}
{
Vector2 offset;
if (emission_mask_centered->is_pressed()) {
offset = Vector2(-image_size.width * 0.5, -image_size.height * 0.5);
}
PackedVector2Array points;
points.resize(valid_positions.size());
Vector2 *pointsw = points.ptrw();
for (int i = 0; i < valid_positions.size(); i += 1) {
pointsw[i] = valid_positions[i] + offset;
}
particles->set_emission_points(points);
}
}
CPUParticles2DEditorPlugin::CPUParticles2DEditorPlugin() {
handled_type = "CPUParticles2D"; // TTR("CPUParticles2D")
conversion_option_name = TTR("Convert to GPUParticles2D");
}
// 3D /////////////////////////////////////////////
void Particles3DEditorPlugin::_generate_aabb() {
double time = generate_seconds->get_value();
double running = 0.0;
EditorProgress ep("gen_aabb", TTR("Generating Visibility AABB (Waiting for Particle Simulation)"), int(time));
bool was_emitting = edited_node->get("emitting");
if (!was_emitting) {
edited_node->set("emitting", true);
OS::get_singleton()->delay_usec(1000);
}
AABB rect;
Callable capture_aabb = Callable(edited_node, "capture_aabb");
while (running < time) {
uint64_t ticks = OS::get_singleton()->get_ticks_usec();
ep.step(TTR("Generating..."), int(running), true);
OS::get_singleton()->delay_usec(1000);
AABB capture = capture_aabb.call();
if (rect == AABB()) {
rect = capture;
} else {
rect.merge_with(capture);
}
running += (OS::get_singleton()->get_ticks_usec() - ticks) / 1000000.0;
}
if (!was_emitting) {
edited_node->set("emitting", false);
}
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Generate Visibility AABB"));
ur->add_do_property(edited_node, "visibility_aabb", rect);
ur->add_undo_property(edited_node, "visibility_aabb", edited_node->get("visibility_aabb"));
ur->commit_action();
}
void Particles3DEditorPlugin::_node_selected(const NodePath &p_path) {
Node *sel = get_node(p_path);
if (!sel) {
return;
}
if (!sel->is_class("Node3D")) {
EditorNode::get_singleton()->show_warning(vformat(TTR("\"%s\" doesn't inherit from Node3D."), sel->get_name()));
return;
}
MeshInstance3D *mi = Object::cast_to<MeshInstance3D>(sel);
if (!mi || mi->get_mesh().is_null()) {
EditorNode::get_singleton()->show_warning(vformat(TTR("\"%s\" doesn't contain geometry."), sel->get_name()));
return;
}
geometry = mi->get_mesh()->get_faces();
if (geometry.size() == 0) {
EditorNode::get_singleton()->show_warning(vformat(TTR("\"%s\" doesn't contain face geometry."), sel->get_name()));
return;
}
Transform3D geom_xform = edited_node->get("global_transform");
geom_xform = geom_xform.affine_inverse() * mi->get_global_transform();
int gc = geometry.size();
Face3 *w = geometry.ptrw();
for (int i = 0; i < gc; i++) {
for (int j = 0; j < 3; j++) {
w[i].vertex[j] = geom_xform.xform(w[i].vertex[j]);
}
}
emission_dialog->popup_centered(Size2(300, 130));
}
void Particles3DEditorPlugin::_menu_callback(int p_idx) {
switch (p_idx) {
case MENU_OPTION_GENERATE_AABB: {
if (need_show_lifetime_dialog(generate_seconds)) {
generate_aabb->popup_centered();
} else {
_generate_aabb();
}
} break;
case MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE: {
if (_can_generate_points()) {
emission_tree_dialog->popup_scenetree_dialog();
}
} break;
default: {
ParticlesEditorPlugin::_menu_callback(p_idx);
}
}
}
void Particles3DEditorPlugin::_add_menu_options(PopupMenu *p_menu) {
p_menu->add_item(TTR("Generate AABB"), MENU_OPTION_GENERATE_AABB);
p_menu->add_item(TTR("Create Emission Points From Node"), MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE);
}
bool Particles3DEditorPlugin::_generate(Vector<Vector3> &r_points, Vector<Vector3> &r_normals) {
bool use_normals = emission_fill->get_selected() == 1;
if (emission_fill->get_selected() < 2) {
float area_accum = 0;
RBMap<float, int> triangle_area_map;
for (int i = 0; i < geometry.size(); i++) {
float area = geometry[i].get_area();
if (area < CMP_EPSILON) {
continue;
}
triangle_area_map[area_accum] = i;
area_accum += area;
}
if (!triangle_area_map.size() || area_accum == 0) {
EditorNode::get_singleton()->show_warning(TTR("The geometry's faces don't contain any area."));
return false;
}
int emissor_count = emission_amount->get_value();
for (int i = 0; i < emissor_count; i++) {
float areapos = Math::random(0.0f, area_accum);
RBMap<float, int>::Iterator E = triangle_area_map.find_closest(areapos);
ERR_FAIL_COND_V(!E, false);
int index = E->value;
ERR_FAIL_INDEX_V(index, geometry.size(), false);
// ok FINALLY get face
Face3 face = geometry[index];
//now compute some position inside the face...
Vector3 pos = face.get_random_point_inside();
r_points.push_back(pos);
if (use_normals) {
Vector3 normal = face.get_plane().normal;
r_normals.push_back(normal);
}
}
} else {
int gcount = geometry.size();
if (gcount == 0) {
EditorNode::get_singleton()->show_warning(TTR("The geometry doesn't contain any faces."));
return false;
}
const Face3 *r = geometry.ptr();
AABB aabb;
for (int i = 0; i < gcount; i++) {
for (int j = 0; j < 3; j++) {
if (i == 0 && j == 0) {
aabb.position = r[i].vertex[j];
} else {
aabb.expand_to(r[i].vertex[j]);
}
}
}
int emissor_count = emission_amount->get_value();
for (int i = 0; i < emissor_count; i++) {
int attempts = 5;
for (int j = 0; j < attempts; j++) {
Vector3 dir;
dir[Math::rand() % 3] = 1.0;
Vector3 ofs = (Vector3(1, 1, 1) - dir) * Vector3(Math::randf(), Math::randf(), Math::randf()) * aabb.size + aabb.position;
Vector3 ofsv = ofs + aabb.size * dir;
//space it a little
ofs -= dir;
ofsv += dir;
float max = -1e7, min = 1e7;
for (int k = 0; k < gcount; k++) {
const Face3 &f3 = r[k];
Vector3 res;
if (f3.intersects_segment(ofs, ofsv, &res)) {
res -= ofs;
float d = dir.dot(res);
if (d < min) {
min = d;
}
if (d > max) {
max = d;
}
}
}
if (max < min) {
continue; //lost attempt
}
float val = min + (max - min) * Math::randf();
Vector3 point = ofs + dir * val;
r_points.push_back(point);
break;
}
}
}
return true;
}
Particles3DEditorPlugin::Particles3DEditorPlugin() {
generate_aabb = memnew(ConfirmationDialog);
generate_aabb->set_title(TTR("Generate Visibility AABB"));
VBoxContainer *genvb = memnew(VBoxContainer);
generate_aabb->add_child(genvb);
generate_seconds = memnew(SpinBox);
generate_seconds->set_min(0.1);
generate_seconds->set_max(25);
generate_seconds->set_value(2);
genvb->add_margin_child(TTR("Generation Time (sec):"), generate_seconds);
EditorNode::get_singleton()->get_gui_base()->add_child(generate_aabb);
generate_aabb->connect(SceneStringName(confirmed), callable_mp(this, &Particles3DEditorPlugin::_generate_aabb));
emission_tree_dialog = memnew(SceneTreeDialog);
Vector<StringName> valid_types;
valid_types.push_back("MeshInstance3D");
emission_tree_dialog->set_valid_types(valid_types);
EditorNode::get_singleton()->get_gui_base()->add_child(emission_tree_dialog);
emission_tree_dialog->connect("selected", callable_mp(this, &Particles3DEditorPlugin::_node_selected));
emission_dialog = memnew(ConfirmationDialog);
emission_dialog->set_title(TTR("Create Emitter"));
EditorNode::get_singleton()->get_gui_base()->add_child(emission_dialog);
VBoxContainer *emd_vb = memnew(VBoxContainer);
emission_dialog->add_child(emd_vb);
emission_amount = memnew(SpinBox);
emission_amount->set_min(1);
emission_amount->set_max(100000);
emission_amount->set_value(512);
emd_vb->add_margin_child(TTR("Emission Points:"), emission_amount);
emission_fill = memnew(OptionButton);
emission_fill->add_item(TTR("Surface Points"));
emission_fill->add_item(TTR("Surface Points+Normal (Directed)"));
emission_fill->add_item(TTR("Volume"));
emd_vb->add_margin_child(TTR("Emission Source:"), emission_fill);
emission_dialog->set_ok_button_text(TTR("Create"));
emission_dialog->connect(SceneStringName(confirmed), callable_mp(this, &Particles3DEditorPlugin::_generate_emission_points));
}
Node *GPUParticles3DEditorPlugin::_convert_particles() {
GPUParticles3D *particles = Object::cast_to<GPUParticles3D>(edited_node);
CPUParticles3D *cpu_particles = memnew(CPUParticles3D);
cpu_particles->convert_from_particles(particles);
cpu_particles->set_name(particles->get_name());
cpu_particles->set_transform(particles->get_transform());
cpu_particles->set_visible(particles->is_visible());
cpu_particles->set_process_mode(particles->get_process_mode());
return cpu_particles;
}
bool GPUParticles3DEditorPlugin::_can_generate_points() const {
GPUParticles3D *particles = Object::cast_to<GPUParticles3D>(edited_node);
Ref<ParticleProcessMaterial> mat = particles->get_process_material();
if (mat.is_null()) {
EditorNode::get_singleton()->show_warning(TTR("A processor material of type 'ParticleProcessMaterial' is required."));
return false;
}
return true;
}
void GPUParticles3DEditorPlugin::_generate_emission_points() {
GPUParticles3D *particles = Object::cast_to<GPUParticles3D>(edited_node);
/// hacer codigo aca
Vector<Vector3> points;
Vector<Vector3> normals;
if (!_generate(points, normals)) {
return;
}
int point_count = points.size();
int w = 2048;
int h = (point_count / 2048) + 1;
Vector<uint8_t> point_img;
point_img.resize(w * h * 3 * sizeof(float));
{
uint8_t *iw = point_img.ptrw();
memset(iw, 0, w * h * 3 * sizeof(float));
const Vector3 *r = points.ptr();
float *wf = reinterpret_cast<float *>(iw);
for (int i = 0; i < point_count; i++) {
wf[i * 3 + 0] = r[i].x;
wf[i * 3 + 1] = r[i].y;
wf[i * 3 + 2] = r[i].z;
}
}
Ref<Image> image = memnew(Image(w, h, false, Image::FORMAT_RGBF, point_img));
Ref<ImageTexture> tex = ImageTexture::create_from_image(image);
Ref<ParticleProcessMaterial> mat = particles->get_process_material();
ERR_FAIL_COND(mat.is_null());
if (normals.size() > 0) {
mat->set_emission_shape(ParticleProcessMaterial::EMISSION_SHAPE_DIRECTED_POINTS);
mat->set_emission_point_count(point_count);
mat->set_emission_point_texture(tex);
Vector<uint8_t> point_img2;
point_img2.resize(w * h * 3 * sizeof(float));
{
uint8_t *iw = point_img2.ptrw();
memset(iw, 0, w * h * 3 * sizeof(float));
const Vector3 *r = normals.ptr();
float *wf = reinterpret_cast<float *>(iw);
for (int i = 0; i < point_count; i++) {
wf[i * 3 + 0] = r[i].x;
wf[i * 3 + 1] = r[i].y;
wf[i * 3 + 2] = r[i].z;
}
}
Ref<Image> image2 = memnew(Image(w, h, false, Image::FORMAT_RGBF, point_img2));
mat->set_emission_normal_texture(ImageTexture::create_from_image(image2));
} else {
mat->set_emission_shape(ParticleProcessMaterial::EMISSION_SHAPE_POINTS);
mat->set_emission_point_count(point_count);
mat->set_emission_point_texture(tex);
}
}
GPUParticles3DEditorPlugin::GPUParticles3DEditorPlugin() {
handled_type = "GPUParticles3D"; // TTR("GPUParticles3D")
conversion_option_name = TTR("Convert to CPUParticles3D");
}
Node *CPUParticles3DEditorPlugin::_convert_particles() {
CPUParticles3D *particles = Object::cast_to<CPUParticles3D>(edited_node);
GPUParticles3D *gpu_particles = memnew(GPUParticles3D);
gpu_particles->convert_from_particles(particles);
gpu_particles->set_name(particles->get_name());
gpu_particles->set_transform(particles->get_transform());
gpu_particles->set_visible(particles->is_visible());
gpu_particles->set_process_mode(particles->get_process_mode());
return gpu_particles;
}
void CPUParticles3DEditorPlugin::_generate_emission_points() {
CPUParticles3D *particles = Object::cast_to<CPUParticles3D>(edited_node);
/// hacer codigo aca
Vector<Vector3> points;
Vector<Vector3> normals;
if (!_generate(points, normals)) {
return;
}
if (normals.is_empty()) {
particles->set_emission_shape(CPUParticles3D::EMISSION_SHAPE_POINTS);
particles->set_emission_points(points);
} else {
particles->set_emission_shape(CPUParticles3D::EMISSION_SHAPE_DIRECTED_POINTS);
particles->set_emission_points(points);
particles->set_emission_normals(normals);
}
}
CPUParticles3DEditorPlugin::CPUParticles3DEditorPlugin() {
handled_type = "CPUParticles3D"; // TTR("CPUParticles3D")
conversion_option_name = TTR("Convert to GPUParticles3D");
}

216
editor/plugins/particles_editor_plugin.h Normal file
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@ -0,0 +1,216 @@
/**************************************************************************/
/* particles_editor_plugin.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef PARTICLES_EDITOR_PLUGIN_H
#define PARTICLES_EDITOR_PLUGIN_H
#include "editor/plugins/editor_plugin.h"
class CheckBox;
class ConfirmationDialog;
class EditorFileDialog;
class GPUParticles2D;
class HBoxContainer;
class MenuButton;
class OptionButton;
class SceneTreeDialog;
class SpinBox;
class ParticlesEditorPlugin : public EditorPlugin {
GDCLASS(ParticlesEditorPlugin, EditorPlugin);
private:
enum {
MENU_OPTION_CONVERT,
MENU_RESTART
};
HBoxContainer *toolbar = nullptr;
MenuButton *menu = nullptr;
protected:
String handled_type;
String conversion_option_name;
Node *edited_node = nullptr;
void _notification(int p_what);
bool need_show_lifetime_dialog(SpinBox *p_seconds);
virtual void _menu_callback(int p_idx);
virtual void _add_menu_options(PopupMenu *p_menu) {}
virtual Node *_convert_particles() = 0;
public:
virtual void edit(Object *p_object) override;
virtual bool handles(Object *p_object) const override;
virtual void make_visible(bool p_visible) override;
ParticlesEditorPlugin();
};
// 2D /////////////////////////////////////////////
class Particles2DEditorPlugin : public ParticlesEditorPlugin {
GDCLASS(Particles2DEditorPlugin, ParticlesEditorPlugin);
protected:
enum {
MENU_LOAD_EMISSION_MASK = 100,
};
enum EmissionMode {
EMISSION_MODE_SOLID,
EMISSION_MODE_BORDER,
EMISSION_MODE_BORDER_DIRECTED
};
EditorFileDialog *file = nullptr;
ConfirmationDialog *emission_mask = nullptr;
OptionButton *emission_mask_mode = nullptr;
CheckBox *emission_mask_centered = nullptr;
CheckBox *emission_colors = nullptr;
String source_emission_file;
virtual void _menu_callback(int p_idx) override;
virtual void _add_menu_options(PopupMenu *p_menu) override;
void _file_selected(const String &p_file);
void _get_base_emission_mask(PackedVector2Array &r_valid_positions, PackedVector2Array &r_valid_normals, PackedByteArray &r_valid_colors, Vector2i &r_image_size);
virtual void _generate_emission_mask() = 0;
public:
Particles2DEditorPlugin();
};
class GPUParticles2DEditorPlugin : public Particles2DEditorPlugin {
GDCLASS(GPUParticles2DEditorPlugin, Particles2DEditorPlugin);
enum {
MENU_GENERATE_VISIBILITY_RECT = 200,
};
List<GPUParticles2D *> selected_particles;
ConfirmationDialog *generate_visibility_rect = nullptr;
SpinBox *generate_seconds = nullptr;
void _selection_changed();
void _generate_visibility_rect();
protected:
void _notification(int p_what);
void _menu_callback(int p_idx) override;
void _add_menu_options(PopupMenu *p_menu) override;
Node *_convert_particles() override;
void _generate_emission_mask() override;
public:
GPUParticles2DEditorPlugin();
};
class CPUParticles2DEditorPlugin : public Particles2DEditorPlugin {
GDCLASS(CPUParticles2DEditorPlugin, Particles2DEditorPlugin);
protected:
Node *_convert_particles() override;
void _generate_emission_mask() override;
public:
CPUParticles2DEditorPlugin();
};
// 3D /////////////////////////////////////////////
class Particles3DEditorPlugin : public ParticlesEditorPlugin {
GDCLASS(Particles3DEditorPlugin, ParticlesEditorPlugin);
enum {
MENU_OPTION_GENERATE_AABB = 300,
MENU_OPTION_CREATE_EMISSION_VOLUME_FROM_NODE,
};
ConfirmationDialog *generate_aabb = nullptr;
SpinBox *generate_seconds = nullptr;
SceneTreeDialog *emission_tree_dialog = nullptr;
ConfirmationDialog *emission_dialog = nullptr;
SpinBox *emission_amount = nullptr;
OptionButton *emission_fill = nullptr;
void _generate_aabb();
void _node_selected(const NodePath &p_path);
protected:
Vector<Face3> geometry;
virtual void _menu_callback(int p_idx) override;
virtual void _add_menu_options(PopupMenu *p_menu) override;
bool _generate(Vector<Vector3> &r_points, Vector<Vector3> &r_normals);
virtual bool _can_generate_points() const = 0;
virtual void _generate_emission_points() = 0;
public:
Particles3DEditorPlugin();
};
class GPUParticles3DEditorPlugin : public Particles3DEditorPlugin {
GDCLASS(GPUParticles3DEditorPlugin, Particles3DEditorPlugin);
protected:
Node *_convert_particles() override;
bool _can_generate_points() const override;
void _generate_emission_points() override;
public:
GPUParticles3DEditorPlugin();
};
class CPUParticles3DEditorPlugin : public Particles3DEditorPlugin {
GDCLASS(CPUParticles3DEditorPlugin, Particles3DEditorPlugin);
protected:
Node *_convert_particles() override;
bool _can_generate_points() const override { return true; }
void _generate_emission_points() override;
public:
CPUParticles3DEditorPlugin();
};
#endif // PARTICLES_EDITOR_PLUGIN_H

5
editor/register_editor_types.cpp
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@ -76,15 +76,11 @@
#include "editor/plugins/collision_polygon_2d_editor_plugin.h"
#include "editor/plugins/collision_shape_2d_editor_plugin.h"
#include "editor/plugins/control_editor_plugin.h"
#include "editor/plugins/cpu_particles_2d_editor_plugin.h"
#include "editor/plugins/cpu_particles_3d_editor_plugin.h"
#include "editor/plugins/curve_editor_plugin.h"
#include "editor/plugins/editor_context_menu_plugin.h"
#include "editor/plugins/editor_debugger_plugin.h"
#include "editor/plugins/editor_resource_tooltip_plugins.h"
#include "editor/plugins/font_config_plugin.h"
#include "editor/plugins/gpu_particles_2d_editor_plugin.h"
#include "editor/plugins/gpu_particles_3d_editor_plugin.h"
#include "editor/plugins/gpu_particles_collision_sdf_editor_plugin.h"
#include "editor/plugins/gradient_editor_plugin.h"
#include "editor/plugins/gradient_texture_2d_editor_plugin.h"
@ -105,6 +101,7 @@
#include "editor/plugins/occluder_instance_3d_editor_plugin.h"
#include "editor/plugins/packed_scene_editor_plugin.h"
#include "editor/plugins/parallax_background_editor_plugin.h"
#include "editor/plugins/particles_editor_plugin.h"
#include "editor/plugins/path_2d_editor_plugin.h"
#include "editor/plugins/path_3d_editor_plugin.h"
#include "editor/plugins/physical_bone_3d_editor_plugin.h"

1
scene/3d/cpu_particles_3d.cpp
View File

@ -1479,6 +1479,7 @@ void CPUParticles3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_mesh"), &CPUParticles3D::get_mesh);
ClassDB::bind_method(D_METHOD("restart"), &CPUParticles3D::restart);
ClassDB::bind_method(D_METHOD("capture_aabb"), &CPUParticles3D::capture_aabb);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "emitting"), "set_emitting", "is_emitting");
ADD_PROPERTY(PropertyInfo(Variant::INT, "amount", PROPERTY_HINT_RANGE, "1,1000000,1,exp"), "set_amount", "get_amount");