1 /*************************************************************************/
2 /*  baked_light_editor_plugin.cpp                                        */
3 /*************************************************************************/
4 /*                       This file is part of:                           */
5 /*                           GODOT ENGINE                                */
6 /*                      https://godotengine.org                          */
7 /*************************************************************************/
8 /* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur.                 */
9 /* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md)    */
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29 /*************************************************************************/
30 #include "baked_light_editor_plugin.h"
31 #include "io/marshalls.h"
32 #include "io/resource_saver.h"
33 #include "scene/3d/mesh_instance.h"
34 #include "scene/gui/box_container.h"
35 
_end_baking()36 void BakedLightEditor::_end_baking() {
37 
38 	baker->clear();
39 	set_process(false);
40 	button_bake->set_pressed(false);
41 	bake_info->set_text("");
42 }
43 
_node_removed(Node * p_node)44 void BakedLightEditor::_node_removed(Node *p_node) {
45 
46 	if (p_node == node) {
47 		_end_baking();
48 		node = NULL;
49 
50 		hide();
51 	}
52 }
53 
_notification(int p_option)54 void BakedLightEditor::_notification(int p_option) {
55 
56 	if (p_option == NOTIFICATION_ENTER_TREE) {
57 
58 		button_bake->set_icon(get_icon("Bake", "EditorIcons"));
59 		button_reset->set_icon(get_icon("Reload", "EditorIcons"));
60 		button_make_lightmaps->set_icon(get_icon("LightMap", "EditorIcons"));
61 	}
62 
63 	if (p_option == NOTIFICATION_PROCESS) {
64 
65 		if (baker->is_baking() && !baker->is_paused()) {
66 
67 			update_timeout -= get_process_delta_time();
68 			if (update_timeout < 0) {
69 
70 				if (baker->get_baked_light() != node->get_baked_light()) {
71 					_end_baking();
72 					return;
73 				}
74 
75 				uint64_t t = OS::get_singleton()->get_ticks_msec();
76 
77 #ifdef DEBUG_CUBES
78 				double norm = baker->get_normalization();
79 				float max_lum = 0;
80 
81 				{
82 					DVector<Color>::Write cw = colors.write();
83 					BakedLightBaker::Octant *octants = baker->octant_pool.ptr();
84 					BakedLightBaker::Octant *oct = &octants[baker->leaf_list];
85 					int vert_idx = 0;
86 
87 					while (oct) {
88 
89 						Color colors[8];
90 						for (int i = 0; i < 8; i++) {
91 
92 							colors[i].r = oct->light_accum[i][0] / norm;
93 							colors[i].g = oct->light_accum[i][1] / norm;
94 							colors[i].b = oct->light_accum[i][2] / norm;
95 
96 							float lum = colors[i].get_v();
97 							//if (lum<0.05)
98 							//	color.a=0;
99 							if (lum > max_lum)
100 								max_lum = lum;
101 						}
102 						static const int vert2cub[36] = { 7, 3, 1, 1, 5, 7, 7, 6, 2, 2, 3, 7, 7, 5, 4, 4, 6, 7, 2, 6, 4, 4, 0, 2, 4, 5, 1, 1, 0, 4, 1, 3, 2, 2, 0, 1 };
103 						for (int i = 0; i < 36; i++) {
104 
105 							cw[vert_idx++] = colors[vert2cub[i]];
106 						}
107 
108 						if (oct->next_leaf)
109 							oct = &octants[oct->next_leaf];
110 						else
111 							oct = NULL;
112 					}
113 				}
114 				print_line("MSCOL: " + itos(OS::get_singleton()->get_ticks_msec() - t));
115 				t = OS::get_singleton()->get_ticks_msec();
116 
117 				Array a;
118 				a.resize(Mesh::ARRAY_MAX);
119 				a[Mesh::ARRAY_VERTEX] = vertices;
120 				a[Mesh::ARRAY_COLOR] = colors;
121 				while (mesh->get_surface_count())
122 					mesh->surface_remove(0);
123 				mesh->add_surface(Mesh::PRIMITIVE_TRIANGLES, a);
124 				mesh->surface_set_material(0, material);
125 #endif
126 				ERR_FAIL_COND(node->get_baked_light().is_null());
127 
128 				baker->update_octree_images(octree_texture, light_texture);
129 				baker->update_octree_sampler(octree_sampler);
130 				//print_line("sampler size: "+itos(octree_sampler.size()*4));
131 
132 #if 1
133 				//debug
134 				Image img(baker->baked_octree_texture_w, baker->baked_octree_texture_h, 0, Image::FORMAT_RGBA, octree_texture);
135 				Ref<ImageTexture> it = memnew(ImageTexture);
136 				it->create_from_image(img);
137 				ResourceSaver::save("baked_octree.png", it);
138 
139 #endif
140 
141 				uint64_t rays_snap = baker->get_rays_thrown();
142 				int rays_sec = (rays_snap - last_rays_time) * 1.0 - (update_timeout);
143 				last_rays_time = rays_snap;
144 
145 				bake_info->set_text("rays/s: " + itos(rays_sec));
146 				update_timeout = 1;
147 				print_line("MSUPDATE: " + itos(OS::get_singleton()->get_ticks_msec() - t));
148 				t = OS::get_singleton()->get_ticks_msec();
149 				node->get_baked_light()->set_octree(octree_texture);
150 				node->get_baked_light()->set_light(light_texture);
151 				node->get_baked_light()->set_sampler_octree(octree_sampler);
152 				node->get_baked_light()->set_edited(true);
153 
154 				print_line("MSSET: " + itos(OS::get_singleton()->get_ticks_msec() - t));
155 			}
156 		}
157 	}
158 }
159 
_menu_option(int p_option)160 void BakedLightEditor::_menu_option(int p_option) {
161 
162 	switch (p_option) {
163 
164 		case MENU_OPTION_BAKE: {
165 
166 			ERR_FAIL_COND(!node);
167 			ERR_FAIL_COND(node->get_baked_light().is_null());
168 			baker->bake(node->get_baked_light(), node);
169 			node->get_baked_light()->set_mode(BakedLight::MODE_OCTREE);
170 			update_timeout = 0;
171 			set_process(true);
172 
173 		} break;
174 		case MENU_OPTION_CLEAR: {
175 
176 		} break;
177 	}
178 }
179 
_bake_pressed()180 void BakedLightEditor::_bake_pressed() {
181 
182 	ERR_FAIL_COND(!node);
183 	const String conf_warning = node->get_configuration_warning();
184 	if (!conf_warning.empty()) {
185 		err_dialog->set_text(conf_warning);
186 		err_dialog->popup_centered_minsize();
187 		button_bake->set_pressed(false);
188 		return;
189 	}
190 
191 	if (baker->is_baking()) {
192 
193 		baker->set_pause(!button_bake->is_pressed());
194 		if (baker->is_paused()) {
195 
196 			set_process(false);
197 			bake_info->set_text("");
198 			button_reset->show();
199 			button_make_lightmaps->show();
200 
201 		} else {
202 
203 			update_timeout = 0;
204 			set_process(true);
205 			button_make_lightmaps->hide();
206 			button_reset->hide();
207 		}
208 	} else {
209 		baker->bake(node->get_baked_light(), node);
210 		node->get_baked_light()->set_mode(BakedLight::MODE_OCTREE);
211 		update_timeout = 0;
212 
213 		last_rays_time = 0;
214 		button_bake->set_pressed(false);
215 
216 		set_process(true);
217 	}
218 }
219 
_clear_pressed()220 void BakedLightEditor::_clear_pressed() {
221 
222 	baker->clear();
223 	button_bake->set_pressed(false);
224 	bake_info->set_text("");
225 }
226 
edit(BakedLightInstance * p_baked_light)227 void BakedLightEditor::edit(BakedLightInstance *p_baked_light) {
228 
229 	if (p_baked_light == NULL || node == p_baked_light) {
230 		return;
231 	}
232 	if (node && node != p_baked_light)
233 		_end_baking();
234 
235 	node = p_baked_light;
236 	//_end_baking();
237 }
238 
_bake_lightmaps()239 void BakedLightEditor::_bake_lightmaps() {
240 
241 	Error err = baker->transfer_to_lightmaps();
242 	if (err) {
243 
244 		err_dialog->set_text("Error baking to lightmaps!\nMake sure that a bake has just\n happened and that lightmaps are\n configured. ");
245 		err_dialog->popup_centered_minsize();
246 		return;
247 	}
248 
249 	node->get_baked_light()->set_mode(BakedLight::MODE_LIGHTMAPS);
250 }
251 
_bind_methods()252 void BakedLightEditor::_bind_methods() {
253 
254 	ObjectTypeDB::bind_method("_menu_option", &BakedLightEditor::_menu_option);
255 	ObjectTypeDB::bind_method("_bake_pressed", &BakedLightEditor::_bake_pressed);
256 	ObjectTypeDB::bind_method("_clear_pressed", &BakedLightEditor::_clear_pressed);
257 	ObjectTypeDB::bind_method("_bake_lightmaps", &BakedLightEditor::_bake_lightmaps);
258 }
259 
BakedLightEditor()260 BakedLightEditor::BakedLightEditor() {
261 
262 	bake_hbox = memnew(HBoxContainer);
263 	button_bake = memnew(ToolButton);
264 	button_bake->set_text(TTR("Bake!"));
265 	button_bake->set_toggle_mode(true);
266 	button_reset = memnew(Button);
267 	button_make_lightmaps = memnew(Button);
268 	button_bake->set_tooltip("Start/Unpause the baking process.\nThis bakes lighting into the lightmap octree.");
269 	button_make_lightmaps->set_tooltip("Convert the lightmap octree to lightmap textures\n(must have set up UV/Lightmaps properly before!).");
270 
271 	bake_info = memnew(Label);
272 	bake_hbox->add_child(button_bake);
273 	bake_hbox->add_child(button_reset);
274 	bake_hbox->add_child(bake_info);
275 
276 	err_dialog = memnew(AcceptDialog);
277 	add_child(err_dialog);
278 	node = NULL;
279 	baker = memnew(BakedLightBaker);
280 
281 	bake_hbox->add_child(button_make_lightmaps);
282 	button_make_lightmaps->hide();
283 
284 	button_bake->connect("pressed", this, "_bake_pressed");
285 	button_reset->connect("pressed", this, "_clear_pressed");
286 	button_make_lightmaps->connect("pressed", this, "_bake_lightmaps");
287 	button_reset->hide();
288 	button_reset->set_tooltip(TTR("Reset the lightmap octree baking process (start over)."));
289 
290 	update_timeout = 0;
291 }
292 
~BakedLightEditor()293 BakedLightEditor::~BakedLightEditor() {
294 
295 	memdelete(baker);
296 }
297 
edit(Object * p_object)298 void BakedLightEditorPlugin::edit(Object *p_object) {
299 
300 	baked_light_editor->edit(p_object->cast_to<BakedLightInstance>());
301 }
302 
handles(Object * p_object) const303 bool BakedLightEditorPlugin::handles(Object *p_object) const {
304 
305 	return p_object->is_type("BakedLightInstance");
306 }
307 
make_visible(bool p_visible)308 void BakedLightEditorPlugin::make_visible(bool p_visible) {
309 
310 	if (p_visible) {
311 		baked_light_editor->show();
312 		baked_light_editor->bake_hbox->show();
313 	} else {
314 
315 		baked_light_editor->hide();
316 		baked_light_editor->bake_hbox->hide();
317 		baked_light_editor->edit(NULL);
318 	}
319 }
320 
BakedLightEditorPlugin(EditorNode * p_node)321 BakedLightEditorPlugin::BakedLightEditorPlugin(EditorNode *p_node) {
322 
323 	editor = p_node;
324 	baked_light_editor = memnew(BakedLightEditor);
325 	editor->get_viewport()->add_child(baked_light_editor);
326 	add_control_to_container(CONTAINER_SPATIAL_EDITOR_MENU, baked_light_editor->bake_hbox);
327 	baked_light_editor->hide();
328 	baked_light_editor->bake_hbox->hide();
329 }
330 
~BakedLightEditorPlugin()331 BakedLightEditorPlugin::~BakedLightEditorPlugin() {
332 }
333