mirror of
https://github.com/godotengine/godot.git
synced 2024-12-15 10:12:40 +08:00
85ce4a67ed
Remove animation loop from ParticlesMaterial and move it to SpatialMaterial for 3D particles and Particles2D for the 2D case. Added animation to CPUParticles2D as well as the "Convert to CPUParticles2D" to the PAarticles2D menu.
433 lines
13 KiB
C++
433 lines
13 KiB
C++
/*************************************************************************/
|
|
/* particles_2d_editor_plugin.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
|
|
#include "particles_2d_editor_plugin.h"
|
|
|
|
#include "canvas_item_editor_plugin.h"
|
|
#include "core/io/image_loader.h"
|
|
#include "scene/2d/cpu_particles_2d.h"
|
|
#include "scene/gui/separator.h"
|
|
#include "scene/resources/particles_material.h"
|
|
|
|
void Particles2DEditorPlugin::edit(Object *p_object) {
|
|
|
|
particles = Object::cast_to<Particles2D>(p_object);
|
|
}
|
|
|
|
bool Particles2DEditorPlugin::handles(Object *p_object) const {
|
|
|
|
return p_object->is_class("Particles2D");
|
|
}
|
|
|
|
void Particles2DEditorPlugin::make_visible(bool p_visible) {
|
|
|
|
if (p_visible) {
|
|
|
|
toolbar->show();
|
|
} else {
|
|
|
|
toolbar->hide();
|
|
}
|
|
}
|
|
|
|
void Particles2DEditorPlugin::_file_selected(const String &p_file) {
|
|
|
|
source_emission_file = p_file;
|
|
emission_mask->popup_centered_minsize();
|
|
}
|
|
|
|
void Particles2DEditorPlugin::_menu_callback(int p_idx) {
|
|
|
|
switch (p_idx) {
|
|
case MENU_GENERATE_VISIBILITY_RECT: {
|
|
float gen_time = particles->get_lifetime();
|
|
if (gen_time < 1.0)
|
|
generate_seconds->set_value(1.0);
|
|
else
|
|
generate_seconds->set_value(trunc(gen_time) + 1.0);
|
|
generate_visibility_rect->popup_centered_minsize();
|
|
} break;
|
|
case MENU_LOAD_EMISSION_MASK: {
|
|
|
|
file->popup_centered_ratio();
|
|
|
|
} break;
|
|
case MENU_CLEAR_EMISSION_MASK: {
|
|
|
|
emission_mask->popup_centered_minsize();
|
|
} break;
|
|
case MENU_OPTION_CONVERT_TO_CPU_PARTICLES: {
|
|
|
|
UndoRedo *undo_redo = EditorNode::get_singleton()->get_undo_redo();
|
|
|
|
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_pause_mode(particles->get_pause_mode());
|
|
|
|
undo_redo->create_action("Replace Particles by CPUParticles");
|
|
undo_redo->add_do_method(particles, "replace_by", cpu_particles);
|
|
undo_redo->add_undo_method(cpu_particles, "replace_by", particles);
|
|
undo_redo->add_do_reference(cpu_particles);
|
|
undo_redo->add_undo_reference(particles);
|
|
undo_redo->commit_action();
|
|
|
|
} break;
|
|
}
|
|
}
|
|
|
|
void Particles2DEditorPlugin::_generate_visibility_rect() {
|
|
|
|
float time = generate_seconds->get_value();
|
|
|
|
float running = 0.0;
|
|
|
|
EditorProgress ep("gen_vrect", TTR("Generating Visibility Rect"), 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("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);
|
|
}
|
|
|
|
particles->set_visibility_rect(rect);
|
|
}
|
|
|
|
void Particles2DEditorPlugin::_generate_emission_mask() {
|
|
|
|
Ref<ParticlesMaterial> pm = particles->get_process_material();
|
|
if (!pm.is_valid()) {
|
|
EditorNode::get_singleton()->show_warning(TTR("Can only set point into a ParticlesMaterial process material"));
|
|
return;
|
|
}
|
|
|
|
Ref<Image> img;
|
|
img.instance();
|
|
Error err = ImageLoader::load_image(source_emission_file, img);
|
|
ERR_EXPLAIN(TTR("Error loading image:") + " " + source_emission_file);
|
|
ERR_FAIL_COND(err != OK);
|
|
|
|
if (img->is_compressed()) {
|
|
img->decompress();
|
|
}
|
|
img->convert(Image::FORMAT_RGBA8);
|
|
ERR_FAIL_COND(img->get_format() != Image::FORMAT_RGBA8);
|
|
Size2i s = Size2(img->get_width(), img->get_height());
|
|
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;
|
|
|
|
{
|
|
PoolVector<uint8_t> data = img->get_data();
|
|
PoolVector<uint8_t>::Read r = data.read();
|
|
|
|
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_EXPLAIN(TTR("No pixels with transparency > 128 in image..."));
|
|
ERR_FAIL_COND(valid_positions.size() == 0);
|
|
|
|
PoolVector<uint8_t> texdata;
|
|
|
|
int w = 2048;
|
|
int h = (vpc / 2048) + 1;
|
|
|
|
texdata.resize(w * h * 2 * sizeof(float));
|
|
|
|
{
|
|
PoolVector<uint8_t>::Write tw = texdata.write();
|
|
float *twf = (float *)tw.ptr();
|
|
for (int i = 0; i < vpc; i++) {
|
|
|
|
twf[i * 2 + 0] = valid_positions[i].x;
|
|
twf[i * 2 + 1] = valid_positions[i].y;
|
|
}
|
|
}
|
|
|
|
img.instance();
|
|
img->create(w, h, false, Image::FORMAT_RGF, texdata);
|
|
|
|
Ref<ImageTexture> imgt;
|
|
imgt.instance();
|
|
imgt->create_from_image(img, 0);
|
|
|
|
pm->set_emission_point_texture(imgt);
|
|
pm->set_emission_point_count(vpc);
|
|
|
|
if (capture_colors) {
|
|
|
|
PoolVector<uint8_t> colordata;
|
|
colordata.resize(w * h * 4); //use RG texture
|
|
|
|
{
|
|
PoolVector<uint8_t>::Write tw = colordata.write();
|
|
for (int i = 0; i < vpc * 4; i++) {
|
|
|
|
tw[i] = valid_colors[i];
|
|
}
|
|
}
|
|
|
|
img.instance();
|
|
img->create(w, h, false, Image::FORMAT_RGBA8, colordata);
|
|
|
|
imgt.instance();
|
|
imgt->create_from_image(img, 0);
|
|
pm->set_emission_color_texture(imgt);
|
|
}
|
|
|
|
if (valid_normals.size()) {
|
|
pm->set_emission_shape(ParticlesMaterial::EMISSION_SHAPE_DIRECTED_POINTS);
|
|
|
|
PoolVector<uint8_t> normdata;
|
|
normdata.resize(w * h * 2 * sizeof(float)); //use RG texture
|
|
|
|
{
|
|
PoolVector<uint8_t>::Write tw = normdata.write();
|
|
float *twf = (float *)tw.ptr();
|
|
for (int i = 0; i < vpc; i++) {
|
|
twf[i * 2 + 0] = valid_normals[i].x;
|
|
twf[i * 2 + 1] = valid_normals[i].y;
|
|
}
|
|
}
|
|
|
|
img.instance();
|
|
img->create(w, h, false, Image::FORMAT_RGF, normdata);
|
|
|
|
imgt.instance();
|
|
imgt->create_from_image(img, 0);
|
|
pm->set_emission_normal_texture(imgt);
|
|
|
|
} else {
|
|
pm->set_emission_shape(ParticlesMaterial::EMISSION_SHAPE_POINTS);
|
|
}
|
|
}
|
|
|
|
void Particles2DEditorPlugin::_notification(int p_what) {
|
|
|
|
if (p_what == NOTIFICATION_ENTER_TREE) {
|
|
|
|
menu->get_popup()->connect("id_pressed", this, "_menu_callback");
|
|
menu->set_icon(menu->get_popup()->get_icon("Particles2D", "EditorIcons"));
|
|
file->connect("file_selected", this, "_file_selected");
|
|
}
|
|
}
|
|
|
|
void Particles2DEditorPlugin::_bind_methods() {
|
|
|
|
ClassDB::bind_method(D_METHOD("_menu_callback"), &Particles2DEditorPlugin::_menu_callback);
|
|
ClassDB::bind_method(D_METHOD("_file_selected"), &Particles2DEditorPlugin::_file_selected);
|
|
ClassDB::bind_method(D_METHOD("_generate_visibility_rect"), &Particles2DEditorPlugin::_generate_visibility_rect);
|
|
ClassDB::bind_method(D_METHOD("_generate_emission_mask"), &Particles2DEditorPlugin::_generate_emission_mask);
|
|
}
|
|
|
|
Particles2DEditorPlugin::Particles2DEditorPlugin(EditorNode *p_node) {
|
|
|
|
particles = NULL;
|
|
editor = p_node;
|
|
undo_redo = editor->get_undo_redo();
|
|
|
|
toolbar = memnew(HBoxContainer);
|
|
add_control_to_container(CONTAINER_CANVAS_EDITOR_MENU, toolbar);
|
|
toolbar->hide();
|
|
|
|
toolbar->add_child(memnew(VSeparator));
|
|
|
|
menu = memnew(MenuButton);
|
|
menu->get_popup()->add_item(TTR("Generate Visibility Rect"), MENU_GENERATE_VISIBILITY_RECT);
|
|
menu->get_popup()->add_separator();
|
|
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_separator();
|
|
menu->get_popup()->add_item(TTR("Convert to CPUParticles"), MENU_OPTION_CONVERT_TO_CPU_PARTICLES);
|
|
menu->set_text(TTR("Particles"));
|
|
toolbar->add_child(menu);
|
|
|
|
file = memnew(EditorFileDialog);
|
|
List<String> ext;
|
|
ImageLoader::get_recognized_extensions(&ext);
|
|
for (List<String>::Element *E = ext.front(); E; E = E->next()) {
|
|
file->add_filter("*." + E->get() + "; " + E->get().to_upper());
|
|
}
|
|
file->set_mode(EditorFileDialog::MODE_OPEN_FILE);
|
|
toolbar->add_child(file);
|
|
|
|
epoints = memnew(SpinBox);
|
|
epoints->set_min(1);
|
|
epoints->set_max(8192);
|
|
epoints->set_step(1);
|
|
epoints->set_value(512);
|
|
file->get_vbox()->add_margin_child(TTR("Generated Point Count:"), epoints);
|
|
|
|
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("confirmed", this, "_generate_visibility_rect");
|
|
|
|
emission_mask = memnew(ConfirmationDialog);
|
|
emission_mask->set_title(TTR("Generate Visibility Rect"));
|
|
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("Solid Pixels", EMISSION_MODE_SOLID);
|
|
emission_mask_mode->add_item("Border Pixels", EMISSION_MODE_BORDER);
|
|
emission_mask_mode->add_item("Directed Border Pixels", EMISSION_MODE_BORDER_DIRECTED);
|
|
emission_colors = memnew(CheckBox);
|
|
emission_colors->set_text(TTR("Capture from Pixel"));
|
|
emvb->add_margin_child(TTR("Emission Colors"), emission_colors);
|
|
|
|
toolbar->add_child(emission_mask);
|
|
|
|
emission_mask->connect("confirmed", this, "_generate_emission_mask");
|
|
}
|
|
|
|
Particles2DEditorPlugin::~Particles2DEditorPlugin() {
|
|
}
|