1/**************************************************************************/
2/* particle_process_material.cpp */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
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20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#include "particle_process_material.h"
32
33#include "core/version.h"
34#include "scene/resources/curve_texture.h"
35
36Mutex ParticleProcessMaterial::material_mutex;
37SelfList<ParticleProcessMaterial>::List *ParticleProcessMaterial::dirty_materials = nullptr;
38HashMap<ParticleProcessMaterial::MaterialKey, ParticleProcessMaterial::ShaderData, ParticleProcessMaterial::MaterialKey> ParticleProcessMaterial::shader_map;
39ParticleProcessMaterial::ShaderNames *ParticleProcessMaterial::shader_names = nullptr;
40
41void ParticleProcessMaterial::init_shaders() {
42 dirty_materials = memnew(SelfList<ParticleProcessMaterial>::List);
43
44 shader_names = memnew(ShaderNames);
45
46 shader_names->direction = "direction";
47 shader_names->spread = "spread";
48 shader_names->flatness = "flatness";
49 shader_names->initial_linear_velocity_min = "initial_linear_velocity_min";
50 shader_names->initial_angle_min = "initial_angle_min";
51 shader_names->angular_velocity_min = "angular_velocity_min";
52 shader_names->orbit_velocity_min = "orbit_velocity_min";
53 shader_names->linear_accel_min = "linear_accel_min";
54 shader_names->radial_accel_min = "radial_accel_min";
55 shader_names->tangent_accel_min = "tangent_accel_min";
56 shader_names->damping_min = "damping_min";
57 shader_names->scale_min = "scale_min";
58 shader_names->hue_variation_min = "hue_variation_min";
59 shader_names->anim_speed_min = "anim_speed_min";
60 shader_names->anim_offset_min = "anim_offset_min";
61
62 shader_names->initial_linear_velocity_max = "initial_linear_velocity_max";
63 shader_names->initial_angle_max = "initial_angle_max";
64 shader_names->angular_velocity_max = "angular_velocity_max";
65 shader_names->orbit_velocity_max = "orbit_velocity_max";
66 shader_names->linear_accel_max = "linear_accel_max";
67 shader_names->radial_accel_max = "radial_accel_max";
68 shader_names->tangent_accel_max = "tangent_accel_max";
69 shader_names->damping_max = "damping_max";
70 shader_names->scale_max = "scale_max";
71 shader_names->hue_variation_max = "hue_variation_max";
72 shader_names->anim_speed_max = "anim_speed_max";
73 shader_names->anim_offset_max = "anim_offset_max";
74
75 shader_names->angle_texture = "angle_texture";
76 shader_names->angular_velocity_texture = "angular_velocity_texture";
77 shader_names->orbit_velocity_texture = "orbit_velocity_texture";
78 shader_names->linear_accel_texture = "linear_accel_texture";
79 shader_names->radial_accel_texture = "radial_accel_texture";
80 shader_names->tangent_accel_texture = "tangent_accel_texture";
81 shader_names->damping_texture = "damping_texture";
82 shader_names->scale_texture = "scale_texture";
83 shader_names->hue_variation_texture = "hue_variation_texture";
84 shader_names->anim_speed_texture = "anim_speed_texture";
85 shader_names->anim_offset_texture = "anim_offset_texture";
86
87 shader_names->color = "color_value";
88 shader_names->color_ramp = "color_ramp";
89 shader_names->color_initial_ramp = "color_initial_ramp";
90
91 shader_names->emission_sphere_radius = "emission_sphere_radius";
92 shader_names->emission_box_extents = "emission_box_extents";
93 shader_names->emission_texture_point_count = "emission_texture_point_count";
94 shader_names->emission_texture_points = "emission_texture_points";
95 shader_names->emission_texture_normal = "emission_texture_normal";
96 shader_names->emission_texture_color = "emission_texture_color";
97 shader_names->emission_ring_axis = "emission_ring_axis";
98 shader_names->emission_ring_height = "emission_ring_height";
99 shader_names->emission_ring_radius = "emission_ring_radius";
100 shader_names->emission_ring_inner_radius = "emission_ring_inner_radius";
101
102 shader_names->turbulence_enabled = "turbulence_enabled";
103 shader_names->turbulence_noise_strength = "turbulence_noise_strength";
104 shader_names->turbulence_noise_scale = "turbulence_noise_scale";
105 shader_names->turbulence_noise_speed = "turbulence_noise_speed";
106 shader_names->turbulence_noise_speed_random = "turbulence_noise_speed_random";
107 shader_names->turbulence_influence_over_life = "turbulence_influence_over_life";
108 shader_names->turbulence_influence_min = "turbulence_influence_min";
109 shader_names->turbulence_influence_max = "turbulence_influence_max";
110 shader_names->turbulence_initial_displacement_min = "turbulence_initial_displacement_min";
111 shader_names->turbulence_initial_displacement_max = "turbulence_initial_displacement_max";
112
113 shader_names->gravity = "gravity";
114
115 shader_names->lifetime_randomness = "lifetime_randomness";
116
117 shader_names->sub_emitter_frequency = "sub_emitter_frequency";
118 shader_names->sub_emitter_amount_at_end = "sub_emitter_amount_at_end";
119 shader_names->sub_emitter_amount_at_collision = "sub_emitter_amount_at_collision";
120 shader_names->sub_emitter_keep_velocity = "sub_emitter_keep_velocity";
121
122 shader_names->collision_friction = "collision_friction";
123 shader_names->collision_bounce = "collision_bounce";
124}
125
126void ParticleProcessMaterial::finish_shaders() {
127 memdelete(dirty_materials);
128 dirty_materials = nullptr;
129
130 memdelete(shader_names);
131}
132
133void ParticleProcessMaterial::_update_shader() {
134 dirty_materials->remove(&element);
135
136 MaterialKey mk = _compute_key();
137 if (mk.key == current_key.key) {
138 return; //no update required in the end
139 }
140
141 if (shader_map.has(current_key)) {
142 shader_map[current_key].users--;
143 if (shader_map[current_key].users == 0) {
144 //deallocate shader, as it's no longer in use
145 RS::get_singleton()->free(shader_map[current_key].shader);
146 shader_map.erase(current_key);
147 }
148 }
149
150 current_key = mk;
151
152 if (shader_map.has(mk)) {
153 RS::get_singleton()->material_set_shader(_get_material(), shader_map[mk].shader);
154 shader_map[mk].users++;
155 return;
156 }
157 //must create a shader!
158
159 // Add a comment to describe the shader origin (useful when converting to ShaderMaterial).
160 String code = "// NOTE: Shader automatically converted from " VERSION_NAME " " VERSION_FULL_CONFIG "'s ParticleProcessMaterial.\n\n";
161
162 code += "shader_type particles;\n";
163
164 if (collision_scale) {
165 code += "render_mode collision_use_scale;\n";
166 }
167
168 code += "uniform vec3 direction;\n";
169 code += "uniform float spread;\n";
170 code += "uniform float flatness;\n";
171 code += "uniform float initial_linear_velocity_min;\n";
172 code += "uniform float initial_angle_min;\n";
173 code += "uniform float angular_velocity_min;\n";
174 code += "uniform float orbit_velocity_min;\n";
175 code += "uniform float linear_accel_min;\n";
176 code += "uniform float radial_accel_min;\n";
177 code += "uniform float tangent_accel_min;\n";
178 code += "uniform float damping_min;\n";
179 code += "uniform float scale_min;\n";
180 code += "uniform float hue_variation_min;\n";
181 code += "uniform float anim_speed_min;\n";
182 code += "uniform float anim_offset_min;\n";
183
184 code += "uniform float initial_linear_velocity_max;\n";
185 code += "uniform float initial_angle_max;\n";
186 code += "uniform float angular_velocity_max;\n";
187 code += "uniform float orbit_velocity_max;\n";
188 code += "uniform float linear_accel_max;\n";
189 code += "uniform float radial_accel_max;\n";
190 code += "uniform float tangent_accel_max;\n";
191 code += "uniform float damping_max;\n";
192 code += "uniform float scale_max;\n";
193 code += "uniform float hue_variation_max;\n";
194 code += "uniform float anim_speed_max;\n";
195 code += "uniform float anim_offset_max;\n";
196 code += "uniform float lifetime_randomness;\n";
197
198 switch (emission_shape) {
199 case EMISSION_SHAPE_POINT: {
200 //do none
201 } break;
202 case EMISSION_SHAPE_SPHERE: {
203 code += "uniform float emission_sphere_radius;\n";
204 } break;
205 case EMISSION_SHAPE_SPHERE_SURFACE: {
206 code += "uniform float emission_sphere_radius;\n";
207 } break;
208 case EMISSION_SHAPE_BOX: {
209 code += "uniform vec3 emission_box_extents;\n";
210 } break;
211 case EMISSION_SHAPE_DIRECTED_POINTS: {
212 code += "uniform sampler2D emission_texture_normal : hint_default_black;\n";
213 [[fallthrough]];
214 }
215 case EMISSION_SHAPE_POINTS: {
216 code += "uniform sampler2D emission_texture_points : hint_default_black;\n";
217 code += "uniform int emission_texture_point_count;\n";
218 if (emission_color_texture.is_valid()) {
219 code += "uniform sampler2D emission_texture_color : hint_default_white;\n";
220 }
221 } break;
222 case EMISSION_SHAPE_RING: {
223 code += "uniform vec3 " + shader_names->emission_ring_axis + ";\n";
224 code += "uniform float " + shader_names->emission_ring_height + ";\n";
225 code += "uniform float " + shader_names->emission_ring_radius + ";\n";
226 code += "uniform float " + shader_names->emission_ring_inner_radius + ";\n";
227 } break;
228 case EMISSION_SHAPE_MAX: { // Max value for validity check.
229 break;
230 }
231 }
232
233 if (sub_emitter_mode != SUB_EMITTER_DISABLED && !RenderingServer::get_singleton()->is_low_end()) {
234 if (sub_emitter_mode == SUB_EMITTER_CONSTANT) {
235 code += "uniform float sub_emitter_frequency;\n";
236 }
237 if (sub_emitter_mode == SUB_EMITTER_AT_END) {
238 code += "uniform int sub_emitter_amount_at_end;\n";
239 }
240 if (sub_emitter_mode == SUB_EMITTER_AT_COLLISION) {
241 code += "uniform int sub_emitter_amount_at_collision;\n";
242 }
243 code += "uniform bool sub_emitter_keep_velocity;\n";
244 }
245
246 code += "uniform vec4 color_value : source_color;\n";
247
248 code += "uniform vec3 gravity;\n";
249
250 if (color_ramp.is_valid()) {
251 code += "uniform sampler2D color_ramp : repeat_disable;\n";
252 }
253
254 if (color_initial_ramp.is_valid()) {
255 code += "uniform sampler2D color_initial_ramp : repeat_disable;\n";
256 }
257
258 if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
259 code += "uniform sampler2D linear_velocity_texture : repeat_disable;\n";
260 }
261 if (tex_parameters[PARAM_ORBIT_VELOCITY].is_valid()) {
262 code += "uniform sampler2D orbit_velocity_texture : repeat_disable;\n";
263 }
264 if (tex_parameters[PARAM_ANGULAR_VELOCITY].is_valid()) {
265 code += "uniform sampler2D angular_velocity_texture : repeat_disable;\n";
266 }
267 if (tex_parameters[PARAM_LINEAR_ACCEL].is_valid()) {
268 code += "uniform sampler2D linear_accel_texture : repeat_disable;\n";
269 }
270 if (tex_parameters[PARAM_RADIAL_ACCEL].is_valid()) {
271 code += "uniform sampler2D radial_accel_texture : repeat_disable;\n";
272 }
273 if (tex_parameters[PARAM_TANGENTIAL_ACCEL].is_valid()) {
274 code += "uniform sampler2D tangent_accel_texture : repeat_disable;\n";
275 }
276 if (tex_parameters[PARAM_DAMPING].is_valid()) {
277 code += "uniform sampler2D damping_texture : repeat_disable;\n";
278 }
279 if (tex_parameters[PARAM_ANGLE].is_valid()) {
280 code += "uniform sampler2D angle_texture : repeat_disable;\n";
281 }
282 if (tex_parameters[PARAM_SCALE].is_valid()) {
283 code += "uniform sampler2D scale_texture : repeat_disable;\n";
284 }
285 if (tex_parameters[PARAM_HUE_VARIATION].is_valid()) {
286 code += "uniform sampler2D hue_variation_texture : repeat_disable;\n";
287 }
288 if (tex_parameters[PARAM_ANIM_SPEED].is_valid()) {
289 code += "uniform sampler2D anim_speed_texture : repeat_disable;\n";
290 }
291 if (tex_parameters[PARAM_ANIM_OFFSET].is_valid()) {
292 code += "uniform sampler2D anim_offset_texture : repeat_disable;\n";
293 }
294
295 if (collision_mode == COLLISION_RIGID) {
296 code += "uniform float collision_friction;\n";
297 code += "uniform float collision_bounce;\n";
298 }
299
300 if (turbulence_enabled) {
301 code += "uniform float turbulence_noise_strength;\n";
302 code += "uniform float turbulence_noise_scale;\n";
303 code += "uniform float turbulence_influence_min;\n";
304 code += "uniform float turbulence_influence_max;\n";
305 code += "uniform float turbulence_initial_displacement_min;\n";
306 code += "uniform float turbulence_initial_displacement_max;\n";
307 code += "uniform float turbulence_noise_speed_random;\n";
308 code += "uniform vec3 turbulence_noise_speed = vec3(1.0, 1.0, 1.0);\n";
309 if (tex_parameters[PARAM_TURB_INFLUENCE_OVER_LIFE].is_valid()) {
310 code += "uniform sampler2D turbulence_influence_over_life;\n";
311 }
312 if (turbulence_color_ramp.is_valid()) {
313 code += "uniform sampler2D turbulence_color_ramp;\n";
314 }
315 code += "\n";
316
317 //functions for 3D noise / turbulence
318 code += "\n\n";
319 code += "vec4 grad(vec4 p) {\n";
320 code += " p = fract(vec4(\n";
321 code += " dot(p, vec4(0.143081, 0.001724, 0.280166, 0.262771)),\n";
322 code += " dot(p, vec4(0.645401, -0.047791, -0.146698, 0.595016)),\n";
323 code += " dot(p, vec4(-0.499665, -0.095734, 0.425674, -0.207367)),\n";
324 code += " dot(p, vec4(-0.013596, -0.848588, 0.423736, 0.17044))));\n";
325 code += " return fract((p.xyzw * p.yzwx) * 2365.952041) * 2.0 - 1.0;\n";
326 code += "}\n";
327 code += "float noise(vec4 coord) {\n";
328 code += " // Domain rotation to improve the look of XYZ slices + animation patterns.\n";
329 code += " coord = vec4(\n";
330 code += " coord.xyz + dot(coord, vec4(vec3(-0.1666667), -0.5)),\n";
331 code += " dot(coord, vec4(0.5)));\n\n";
332 code += " vec4 base = floor(coord), delta = coord - base;\n\n";
333 code += " vec4 grad_0000 = grad(base + vec4(0.0, 0.0, 0.0, 0.0)), grad_1000 = grad(base + vec4(1.0, 0.0, 0.0, 0.0));\n";
334 code += " vec4 grad_0100 = grad(base + vec4(0.0, 1.0, 0.0, 0.0)), grad_1100 = grad(base + vec4(1.0, 1.0, 0.0, 0.0));\n";
335 code += " vec4 grad_0010 = grad(base + vec4(0.0, 0.0, 1.0, 0.0)), grad_1010 = grad(base + vec4(1.0, 0.0, 1.0, 0.0));\n";
336 code += " vec4 grad_0110 = grad(base + vec4(0.0, 1.0, 1.0, 0.0)), grad_1110 = grad(base + vec4(1.0, 1.0, 1.0, 0.0));\n";
337 code += " vec4 grad_0001 = grad(base + vec4(0.0, 0.0, 0.0, 1.0)), grad_1001 = grad(base + vec4(1.0, 0.0, 0.0, 1.0));\n";
338 code += " vec4 grad_0101 = grad(base + vec4(0.0, 1.0, 0.0, 1.0)), grad_1101 = grad(base + vec4(1.0, 1.0, 0.0, 1.0));\n";
339 code += " vec4 grad_0011 = grad(base + vec4(0.0, 0.0, 1.0, 1.0)), grad_1011 = grad(base + vec4(1.0, 0.0, 1.0, 1.0));\n";
340 code += " vec4 grad_0111 = grad(base + vec4(0.0, 1.0, 1.0, 1.0)), grad_1111 = grad(base + vec4(1.0, 1.0, 1.0, 1.0));\n\n";
341 code += " vec4 result_0123 = vec4(\n";
342 code += " dot(delta - vec4(0.0, 0.0, 0.0, 0.0), grad_0000), dot(delta - vec4(1.0, 0.0, 0.0, 0.0), grad_1000),\n";
343 code += " dot(delta - vec4(0.0, 1.0, 0.0, 0.0), grad_0100), dot(delta - vec4(1.0, 1.0, 0.0, 0.0), grad_1100));\n";
344 code += " vec4 result_4567 = vec4(\n";
345 code += " dot(delta - vec4(0.0, 0.0, 1.0, 0.0), grad_0010), dot(delta - vec4(1.0, 0.0, 1.0, 0.0), grad_1010),\n";
346 code += " dot(delta - vec4(0.0, 1.0, 1.0, 0.0), grad_0110), dot(delta - vec4(1.0, 1.0, 1.0, 0.0), grad_1110));\n";
347 code += " vec4 result_89AB = vec4(\n";
348 code += " dot(delta - vec4(0.0, 0.0, 0.0, 1.0), grad_0001), dot(delta - vec4(1.0, 0.0, 0.0, 1.0), grad_1001),\n";
349 code += " dot(delta - vec4(0.0, 1.0, 0.0, 1.0), grad_0101), dot(delta - vec4(1.0, 1.0, 0.0, 1.0), grad_1101));\n";
350 code += " vec4 result_CDEF = vec4(\n";
351 code += " dot(delta - vec4(0.0, 0.0, 1.0, 1.0), grad_0011), dot(delta - vec4(1.0, 0.0, 1.0, 1.0), grad_1011),\n";
352 code += " dot(delta - vec4(0.0, 1.0, 1.0, 1.0), grad_0111), dot(delta - vec4(1.0, 1.0, 1.0, 1.0), grad_1111));\n\n";
353 code += " vec4 fade = delta * delta * delta * (10.0 + delta * (-15.0 + delta * 6.0));\n";
354 code += " vec4 result_W0 = mix(result_0123, result_89AB, fade.w), result_W1 = mix(result_4567, result_CDEF, fade.w);\n";
355 code += " vec4 result_WZ = mix(result_W0, result_W1, fade.z);\n";
356 code += " vec2 result_WZY = mix(result_WZ.xy, result_WZ.zw, fade.y);\n";
357 code += " return mix(result_WZY.x, result_WZY.y, fade.x);\n";
358 code += "}\n\n";
359 code += "// Curl 3D and three-noise function with friendly permission by Isaac Cohen.\n";
360 code += "// Modified to accept 4D noise.\n";
361 code += "vec3 noise_3x(vec4 p) {\n";
362 code += " float s = noise(p);\n";
363 code += " float s1 = noise(p + vec4(vec3(0.0), 1.7320508 * 2048.333333));\n";
364 code += " float s2 = noise(p - vec4(vec3(0.0), 1.7320508 * 2048.333333));\n";
365 code += " vec3 c = vec3(s, s1, s2);\n";
366 code += " return c;\n";
367 code += "}\n";
368 code += "vec3 curl_3d(vec4 p, float c) {\n";
369 code += " float epsilon = 0.001 + c;\n";
370 code += " vec4 dx = vec4(epsilon, 0.0, 0.0, 0.0);\n";
371 code += " vec4 dy = vec4(0.0, epsilon, 0.0, 0.0);\n";
372 code += " vec4 dz = vec4(0.0, 0.0, epsilon, 0.0);\n";
373 code += " vec3 x0 = noise_3x(p - dx).xyz;\n";
374 code += " vec3 x1 = noise_3x(p + dx).xyz;\n";
375 code += " vec3 y0 = noise_3x(p - dy).xyz;\n";
376 code += " vec3 y1 = noise_3x(p + dy).xyz;\n";
377 code += " vec3 z0 = noise_3x(p - dz).xyz;\n";
378 code += " vec3 z1 = noise_3x(p + dz).xyz;\n";
379 code += " float x = (y1.z - y0.z) - (z1.y - z0.y);\n";
380 code += " float y = (z1.x - z0.x) - (x1.z - x0.z);\n";
381 code += " float z = (x1.y - x0.y) - (y1.x - y0.x);\n";
382 code += " return normalize(vec3(x, y, z));\n";
383 code += "}\n";
384 code += "vec3 get_noise_direction(vec3 pos) {\n";
385 code += " float adj_contrast = max((turbulence_noise_strength - 1.0), 0.0) * 70.0;\n";
386 code += " vec4 noise_time = TIME * vec4(turbulence_noise_speed, turbulence_noise_speed_random);\n";
387 code += " vec4 noise_pos = vec4(pos * turbulence_noise_scale, 0.0);\n";
388 code += " vec3 noise_direction = curl_3d(noise_pos + noise_time, adj_contrast);\n";
389 code += " noise_direction = mix(0.9 * noise_direction, noise_direction, turbulence_noise_strength - 9.0);\n";
390 code += " return noise_direction;\n";
391 code += "}\n";
392 }
393
394 //need a random function
395 code += "\n\n";
396 code += "float rand_from_seed(inout uint seed) {\n";
397 code += " int k;\n";
398 code += " int s = int(seed);\n";
399 code += " if (s == 0)\n";
400 code += " s = 305420679;\n";
401 code += " k = s / 127773;\n";
402 code += " s = 16807 * (s - k * 127773) - 2836 * k;\n";
403 code += " if (s < 0)\n";
404 code += " s += 2147483647;\n";
405 code += " seed = uint(s);\n";
406 code += " return float(seed % uint(65536)) / 65535.0;\n";
407 code += "}\n";
408 code += "\n";
409
410 code += "float rand_from_seed_m1_p1(inout uint seed) {\n";
411 code += " return rand_from_seed(seed) * 2.0 - 1.0;\n";
412 code += "}\n";
413 code += "\n";
414
415 //improve seed quality
416 code += "uint hash(uint x) {\n";
417 code += " x = ((x >> uint(16)) ^ x) * uint(73244475);\n";
418 code += " x = ((x >> uint(16)) ^ x) * uint(73244475);\n";
419 code += " x = (x >> uint(16)) ^ x;\n";
420 code += " return x;\n";
421 code += "}\n";
422 code += "\n";
423
424 code += "void start() {\n";
425 code += " uint base_number = NUMBER;\n";
426 code += " uint alt_seed = hash(base_number + uint(1) + RANDOM_SEED);\n";
427 code += " float angle_rand = rand_from_seed(alt_seed);\n";
428 code += " float scale_rand = rand_from_seed(alt_seed);\n";
429 code += " float hue_rot_rand = rand_from_seed(alt_seed);\n";
430 code += " float anim_offset_rand = rand_from_seed(alt_seed);\n";
431 if (color_initial_ramp.is_valid()) {
432 code += " float color_initial_rand = rand_from_seed(alt_seed);\n";
433 }
434 code += " float pi = 3.14159;\n";
435 code += " float degree_to_rad = pi / 180.0;\n";
436 code += "\n";
437
438 if (emission_shape == EMISSION_SHAPE_POINTS || emission_shape == EMISSION_SHAPE_DIRECTED_POINTS) {
439 code += " int point = min(emission_texture_point_count - 1, int(rand_from_seed(alt_seed) * float(emission_texture_point_count)));\n";
440 code += " ivec2 emission_tex_size = textureSize(emission_texture_points, 0);\n";
441 code += " ivec2 emission_tex_ofs = ivec2(point % emission_tex_size.x, point / emission_tex_size.x);\n";
442 }
443 if (tex_parameters[PARAM_ANGLE].is_valid()) {
444 code += " float tex_angle = textureLod(angle_texture, vec2(0.0, 0.0), 0.0).r;\n";
445 } else {
446 code += " float tex_angle = 1.0;\n";
447 }
448
449 if (tex_parameters[PARAM_ANIM_OFFSET].is_valid()) {
450 code += " float tex_anim_offset = textureLod(anim_offset_texture, vec2(0.0, 0.0), 0.0).r;\n";
451 } else {
452 code += " float tex_anim_offset = 1.0;\n";
453 }
454
455 code += " float spread_rad = spread * degree_to_rad;\n";
456
457 code += " if (RESTART_VELOCITY) {\n";
458
459 if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
460 code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(0.0, 0.0), 0.0).r;\n";
461 } else {
462 code += " float tex_linear_velocity = 1.0;\n";
463 }
464
465 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
466 code += " {\n";
467 code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n";
468 code += " angle1_rad += direction.x != 0.0 ? atan(direction.y, direction.x) : sign(direction.y) * (pi / 2.0);\n";
469 code += " vec3 rot = vec3(cos(angle1_rad), sin(angle1_rad), 0.0);\n";
470 code += " VELOCITY = rot * mix(initial_linear_velocity_min,initial_linear_velocity_max, rand_from_seed(alt_seed));\n";
471 code += " }\n";
472
473 } else {
474 //initiate velocity spread in 3D
475 code += " {\n";
476 code += " float angle1_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad;\n";
477 code += " float angle2_rad = rand_from_seed_m1_p1(alt_seed) * spread_rad * (1.0 - flatness);\n";
478 code += " vec3 direction_xz = vec3(sin(angle1_rad), 0.0, cos(angle1_rad));\n";
479 code += " vec3 direction_yz = vec3(0.0, sin(angle2_rad), cos(angle2_rad));\n";
480 code += " direction_yz.z = direction_yz.z / max(0.0001,sqrt(abs(direction_yz.z))); // better uniform distribution\n";
481 code += " vec3 spread_direction = vec3(direction_xz.x * direction_yz.z, direction_yz.y, direction_xz.z * direction_yz.z);\n";
482 code += " vec3 direction_nrm = length(direction) > 0.0 ? normalize(direction) : vec3(0.0, 0.0, 1.0);\n";
483 code += " // rotate spread to direction\n";
484 code += " vec3 binormal = cross(vec3(0.0, 1.0, 0.0), direction_nrm);\n";
485 code += " if (length(binormal) < 0.0001) {\n";
486 code += " // direction is parallel to Y. Choose Z as the binormal.\n";
487 code += " binormal = vec3(0.0, 0.0, 1.0);\n";
488 code += " }\n";
489 code += " binormal = normalize(binormal);\n";
490 code += " vec3 normal = cross(binormal, direction_nrm);\n";
491 code += " spread_direction = binormal * spread_direction.x + normal * spread_direction.y + direction_nrm * spread_direction.z;\n";
492 code += " VELOCITY = spread_direction * mix(initial_linear_velocity_min, initial_linear_velocity_max,rand_from_seed(alt_seed));\n";
493 code += " }\n";
494 }
495 code += " }\n";
496
497 code += " float base_angle = (tex_angle) * mix(initial_angle_min, initial_angle_max, angle_rand);\n";
498 code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle
499 code += " CUSTOM.y = 0.0;\n"; // phase
500 code += " CUSTOM.w = (1.0 - lifetime_randomness * rand_from_seed(alt_seed));\n";
501 code += " CUSTOM.z = (tex_anim_offset) * mix(anim_offset_min, anim_offset_max, anim_offset_rand);\n\n"; // animation offset (0-1)
502
503 code += " if (RESTART_ROT_SCALE) {\n";
504 code += " TRANSFORM[0].xyz = vec3(1.0, 0.0, 0.0);\n";
505 code += " TRANSFORM[1].xyz = vec3(0.0, 1.0, 0.0);\n";
506 code += " TRANSFORM[2].xyz = vec3(0.0, 0.0, 1.0);\n";
507 code += " }\n\n";
508
509 code += " if (RESTART_POSITION) {\n";
510
511 switch (emission_shape) {
512 case EMISSION_SHAPE_POINT: {
513 //do none, identity (will later be multiplied by emission transform)
514 code += " TRANSFORM[3].xyz = vec3(0.0, 0.0, 0.0);\n";
515 } break;
516 case EMISSION_SHAPE_SPHERE: {
517 code += " float s = rand_from_seed(alt_seed) * 2.0 - 1.0;\n";
518 code += " float t = rand_from_seed(alt_seed) * 2.0 * pi;\n";
519 code += " float p = rand_from_seed(alt_seed);\n";
520 code += " float radius = emission_sphere_radius * sqrt(1.0 - s * s);\n";
521 code += " TRANSFORM[3].xyz = mix(vec3(0.0, 0.0, 0.0), vec3(radius * cos(t), radius * sin(t), emission_sphere_radius * s), p);\n";
522 } break;
523 case EMISSION_SHAPE_SPHERE_SURFACE: {
524 code += " float s = rand_from_seed(alt_seed) * 2.0 - 1.0;\n";
525 code += " float t = rand_from_seed(alt_seed) * 2.0 * pi;\n";
526 code += " float radius = emission_sphere_radius * sqrt(1.0 - s * s);\n";
527 code += " TRANSFORM[3].xyz = vec3(radius * cos(t), radius * sin(t), emission_sphere_radius * s);\n";
528 } break;
529 case EMISSION_SHAPE_BOX: {
530 code += " TRANSFORM[3].xyz = vec3(rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0, rand_from_seed(alt_seed) * 2.0 - 1.0) * emission_box_extents;\n";
531 } break;
532 case EMISSION_SHAPE_POINTS:
533 case EMISSION_SHAPE_DIRECTED_POINTS: {
534 code += " TRANSFORM[3].xyz = texelFetch(emission_texture_points, emission_tex_ofs, 0).xyz;\n";
535
536 if (emission_shape == EMISSION_SHAPE_DIRECTED_POINTS) {
537 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
538 code += " {\n";
539 code += " mat2 rotm;";
540 code += " rotm[0] = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xy;\n";
541 code += " rotm[1] = rotm[0].yx * vec2(1.0, -1.0);\n";
542 code += " if (RESTART_VELOCITY) VELOCITY.xy = rotm * VELOCITY.xy;\n";
543 code += " }\n";
544 } else {
545 code += " {\n";
546 code += " vec3 normal = texelFetch(emission_texture_normal, emission_tex_ofs, 0).xyz;\n";
547 code += " vec3 v0 = abs(normal.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(0.0, 1.0, 0.0);\n";
548 code += " vec3 tangent = normalize(cross(v0, normal));\n";
549 code += " vec3 bitangent = normalize(cross(tangent, normal));\n";
550 code += " if (RESTART_VELOCITY) VELOCITY = mat3(tangent, bitangent, normal) * VELOCITY;\n";
551 code += " }\n";
552 }
553 }
554 } break;
555 case EMISSION_SHAPE_RING: {
556 code += " float ring_spawn_angle = rand_from_seed(alt_seed) * 2.0 * pi;\n";
557 code += " float ring_random_radius = rand_from_seed(alt_seed) * (emission_ring_radius - emission_ring_inner_radius) + emission_ring_inner_radius;\n";
558 code += " vec3 axis = normalize(emission_ring_axis);\n";
559 code += " vec3 ortho_axis = vec3(0.0);\n";
560 code += " if (axis == vec3(1.0, 0.0, 0.0)) {\n";
561 code += " ortho_axis = cross(axis, vec3(0.0, 1.0, 0.0));\n";
562 code += " } else {\n";
563 code += " ortho_axis = cross(axis, vec3(1.0, 0.0, 0.0));\n";
564 code += " }\n";
565 code += " ortho_axis = normalize(ortho_axis);\n";
566 code += " float s = sin(ring_spawn_angle);\n";
567 code += " float c = cos(ring_spawn_angle);\n";
568 code += " float oc = 1.0 - c;\n";
569 code += " ortho_axis = mat3(\n";
570 code += " vec3(c + axis.x * axis.x * oc, axis.x * axis.y * oc - axis.z * s, axis.x * axis.z *oc + axis.y * s),\n";
571 code += " vec3(axis.x * axis.y * oc + s * axis.z, c + axis.y * axis.y * oc, axis.y * axis.z * oc - axis.x * s),\n";
572 code += " vec3(axis.z * axis.x * oc - axis.y * s, axis.z * axis.y * oc + axis.x * s, c + axis.z * axis.z * oc)\n";
573 code += " ) * ortho_axis;\n";
574 code += " ortho_axis = normalize(ortho_axis);\n";
575 code += " TRANSFORM[3].xyz = ortho_axis * ring_random_radius + (rand_from_seed(alt_seed) * emission_ring_height - emission_ring_height / 2.0) * axis;\n";
576 } break;
577 case EMISSION_SHAPE_MAX: { // Max value for validity check.
578 break;
579 }
580 }
581 code += " if (RESTART_VELOCITY) VELOCITY = (EMISSION_TRANSFORM * vec4(VELOCITY, 0.0)).xyz;\n";
582 // Apply noise/turbulence: initial displacement.
583 if (turbulence_enabled) {
584 code += " vec3 noise_direction = get_noise_direction(TRANSFORM[3].xyz);\n";
585 code += " float turb_init_displacement = mix(turbulence_initial_displacement_min, turbulence_initial_displacement_max, rand_from_seed(alt_seed));";
586 code += " TRANSFORM[3].xyz += noise_direction * turb_init_displacement;\n";
587 }
588 code += " TRANSFORM = EMISSION_TRANSFORM * TRANSFORM;\n";
589 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
590 code += " VELOCITY.z = 0.0;\n";
591 code += " TRANSFORM[3].z = 0.0;\n";
592 }
593 code += " }\n";
594 code += "}\n\n";
595
596 code += "void process() {\n";
597 code += " uint base_number = NUMBER;\n";
598 code += " uint alt_seed = hash(base_number + uint(1) + RANDOM_SEED);\n";
599 code += " float angle_rand = rand_from_seed(alt_seed);\n";
600 code += " float scale_rand = rand_from_seed(alt_seed);\n";
601 code += " float hue_rot_rand = rand_from_seed(alt_seed);\n";
602 code += " float anim_offset_rand = rand_from_seed(alt_seed);\n";
603 if (color_initial_ramp.is_valid()) {
604 code += " float color_initial_rand = rand_from_seed(alt_seed);\n";
605 }
606 code += " float pi = 3.14159;\n";
607 code += " float degree_to_rad = pi / 180.0;\n";
608 code += "\n";
609
610 if (emission_shape == EMISSION_SHAPE_POINTS || emission_shape == EMISSION_SHAPE_DIRECTED_POINTS) {
611 code += " int point = min(emission_texture_point_count - 1, int(rand_from_seed(alt_seed) * float(emission_texture_point_count)));\n";
612 code += " ivec2 emission_tex_size = textureSize(emission_texture_points, 0);\n";
613 code += " ivec2 emission_tex_ofs = ivec2(point % emission_tex_size.x, point / emission_tex_size.x);\n";
614 }
615
616 code += " CUSTOM.y += DELTA / LIFETIME;\n";
617 code += " float tv = CUSTOM.y / CUSTOM.w;\n";
618 if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
619 code += " float tex_linear_velocity = textureLod(linear_velocity_texture, vec2(tv, 0.0), 0.0).r;\n";
620 } else {
621 code += " float tex_linear_velocity = 1.0;\n";
622 }
623
624 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
625 if (tex_parameters[PARAM_ORBIT_VELOCITY].is_valid()) {
626 code += " float tex_orbit_velocity = textureLod(orbit_velocity_texture, vec2(tv, 0.0), 0.0).r;\n";
627 } else {
628 code += " float tex_orbit_velocity = 1.0;\n";
629 }
630 }
631
632 if (tex_parameters[PARAM_ANGULAR_VELOCITY].is_valid()) {
633 code += " float tex_angular_velocity = textureLod(angular_velocity_texture, vec2(tv, 0.0), 0.0).r;\n";
634 } else {
635 code += " float tex_angular_velocity = 1.0;\n";
636 }
637
638 if (tex_parameters[PARAM_LINEAR_ACCEL].is_valid()) {
639 code += " float tex_linear_accel = textureLod(linear_accel_texture, vec2(tv, 0.0), 0.0).r;\n";
640 } else {
641 code += " float tex_linear_accel = 1.0;\n";
642 }
643
644 if (tex_parameters[PARAM_RADIAL_ACCEL].is_valid()) {
645 code += " float tex_radial_accel = textureLod(radial_accel_texture, vec2(tv, 0.0), 0.0).r;\n";
646 } else {
647 code += " float tex_radial_accel = 1.0;\n";
648 }
649
650 if (tex_parameters[PARAM_TANGENTIAL_ACCEL].is_valid()) {
651 code += " float tex_tangent_accel = textureLod(tangent_accel_texture, vec2(tv, 0.0), 0.0).r;\n";
652 } else {
653 code += " float tex_tangent_accel = 1.0;\n";
654 }
655
656 if (tex_parameters[PARAM_DAMPING].is_valid()) {
657 code += " float tex_damping = textureLod(damping_texture, vec2(tv, 0.0), 0.0).r;\n";
658 } else {
659 code += " float tex_damping = 1.0;\n";
660 }
661
662 if (tex_parameters[PARAM_ANGLE].is_valid()) {
663 code += " float tex_angle = textureLod(angle_texture, vec2(tv, 0.0), 0.0).r;\n";
664 } else {
665 code += " float tex_angle = 1.0;\n";
666 }
667
668 if (tex_parameters[PARAM_ANIM_SPEED].is_valid()) {
669 code += " float tex_anim_speed = textureLod(anim_speed_texture, vec2(tv, 0.0), 0.0).r;\n";
670 } else {
671 code += " float tex_anim_speed = 1.0;\n";
672 }
673
674 if (tex_parameters[PARAM_ANIM_OFFSET].is_valid()) {
675 code += " float tex_anim_offset = textureLod(anim_offset_texture, vec2(tv, 0.0), 0.0).r;\n";
676 } else {
677 code += " float tex_anim_offset = 1.0;\n";
678 }
679
680 code += " vec3 force = gravity;\n";
681 code += " vec3 pos = TRANSFORM[3].xyz;\n";
682 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
683 code += " pos.z = 0.0;\n";
684 }
685 code += " // apply linear acceleration\n";
686 code += " float linear_accel_rand = rand_from_seed(alt_seed);\n";
687 code += " force += length(VELOCITY) > 0.0 ? normalize(VELOCITY) * tex_linear_accel * mix(linear_accel_min, linear_accel_max, linear_accel_rand) : vec3(0.0);\n";
688 code += " // apply radial acceleration\n";
689 code += " vec3 org = EMISSION_TRANSFORM[3].xyz;\n";
690 code += " vec3 diff = pos - org;\n";
691 code += " float radial_accel_rand = rand_from_seed(alt_seed);\n";
692 code += " force += length(diff) > 0.0 ? normalize(diff) * tex_radial_accel * mix(radial_accel_min, radial_accel_max, radial_accel_rand) : vec3(0.0);\n";
693 code += " // apply tangential acceleration;\n";
694 code += " float tangent_accel_val = tex_tangent_accel * mix(tangent_accel_min, tangent_accel_max, rand_from_seed(alt_seed));\n";
695 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
696 code += " force += length(diff.yx) > 0.0 ? vec3(normalize(diff.yx * vec2(-1.0, 1.0)), 0.0) * tangent_accel_val : vec3(0.0);\n";
697
698 } else {
699 code += " vec3 crossDiff = cross(normalize(diff), normalize(gravity));\n";
700 code += " force += length(crossDiff) > 0.0 ? normalize(crossDiff) * tangent_accel_val : vec3(0.0);\n";
701 }
702 if (attractor_interaction_enabled) {
703 code += " force += ATTRACTOR_FORCE;\n\n";
704 }
705
706 code += " // apply attractor forces\n";
707 code += " VELOCITY += force * DELTA;\n";
708
709 if (tex_parameters[PARAM_INITIAL_LINEAR_VELOCITY].is_valid()) {
710 code += " VELOCITY = normalize(VELOCITY) * tex_linear_velocity;\n";
711 }
712
713 // Apply noise/turbulence.
714 if (turbulence_enabled) {
715 code += " // apply turbulence\n";
716 if (tex_parameters[PARAM_TURB_INFLUENCE_OVER_LIFE].is_valid()) {
717 code += " float turbulence_influence = textureLod(turbulence_influence_over_life, vec2(tv, 0.0), 0.0).r;\n";
718 } else {
719 code += " const float turbulence_influence = 1.0;\n";
720 }
721 code += " \n";
722 code += " vec3 noise_direction = get_noise_direction(TRANSFORM[3].xyz);\n";
723 // If collision happened, turbulence is no longer applied.
724 // We don't need this check when the collision mode is "hide on contact",
725 // as the particle will be hidden anyway.
726 String extra_tab = "";
727 if (collision_mode != COLLISION_RIGID) {
728 code += " if (!COLLIDED) {\n";
729 extra_tab = " ";
730 }
731 code += extra_tab + " \n";
732 code += extra_tab + " float vel_mag = length(VELOCITY);\n";
733 code += extra_tab + " float vel_infl = clamp(mix(turbulence_influence_min, turbulence_influence_max, rand_from_seed(alt_seed)) * turbulence_influence, 0.0, 1.0);\n";
734 code += extra_tab + " VELOCITY = mix(VELOCITY, normalize(noise_direction) * vel_mag * (1.0 + (1.0 - vel_infl) * 0.2), vel_infl);\n";
735 if (collision_mode != COLLISION_RIGID) {
736 code += " }";
737 }
738 }
739 code += " \n";
740 code += " // orbit velocity\n";
741 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
742 code += " float orbit_amount = tex_orbit_velocity * mix(orbit_velocity_min, orbit_velocity_max, rand_from_seed(alt_seed));\n";
743 code += " if (orbit_amount != 0.0) {\n";
744 code += " float ang = orbit_amount * DELTA * pi * 2.0;\n";
745 code += " mat2 rot = mat2(vec2(cos(ang), -sin(ang)), vec2(sin(ang), cos(ang)));\n";
746 code += " TRANSFORM[3].xy -= diff.xy;\n";
747 code += " TRANSFORM[3].xy += rot * diff.xy;\n";
748 code += " }\n";
749 }
750
751 code += " float dmp = mix(damping_min, damping_max, rand_from_seed(alt_seed));\n";
752 code += " if (dmp * tex_damping > 0.0) {\n";
753 code += " float v = length(VELOCITY);\n";
754 code += " float damp = tex_damping * dmp;\n";
755 code += " v -= damp * DELTA;\n";
756 code += " if (v < 0.0) {\n";
757 code += " VELOCITY = vec3(0.0);\n";
758 code += " } else {\n";
759 code += " VELOCITY = normalize(VELOCITY) * v;\n";
760 code += " }\n";
761 code += " }\n";
762 code += " float base_angle = (tex_angle) * mix(initial_angle_min, initial_angle_max, angle_rand);\n";
763 code += " base_angle += CUSTOM.y * LIFETIME * (tex_angular_velocity) * mix(angular_velocity_min,angular_velocity_max, rand_from_seed(alt_seed));\n";
764 code += " CUSTOM.x = base_angle * degree_to_rad;\n"; // angle
765 code += " CUSTOM.z = (tex_anim_offset) * mix(anim_offset_min, anim_offset_max, anim_offset_rand) + tv * tex_anim_speed * mix(anim_speed_min, anim_speed_max, rand_from_seed(alt_seed));\n"; // angle
766
767 // apply color
768 // apply hue rotation
769 if (tex_parameters[PARAM_SCALE].is_valid()) {
770 code += " vec3 tex_scale = textureLod(scale_texture, vec2(tv, 0.0), 0.0).rgb;\n";
771 } else {
772 code += " vec3 tex_scale = vec3(1.0);\n";
773 }
774
775 if (tex_parameters[PARAM_HUE_VARIATION].is_valid()) {
776 code += " float tex_hue_variation = textureLod(hue_variation_texture, vec2(tv, 0.0), 0.0).r;\n";
777 } else {
778 code += " float tex_hue_variation = 1.0;\n";
779 }
780
781 code += " float hue_rot_angle = (tex_hue_variation) * pi * 2.0 * mix(hue_variation_min, hue_variation_max, rand_from_seed(alt_seed));\n";
782 code += " float hue_rot_c = cos(hue_rot_angle);\n";
783 code += " float hue_rot_s = sin(hue_rot_angle);\n";
784 code += " mat4 hue_rot_mat = mat4(vec4(0.299, 0.587, 0.114, 0.0),\n";
785 code += " vec4(0.299, 0.587, 0.114, 0.0),\n";
786 code += " vec4(0.299, 0.587, 0.114, 0.0),\n";
787 code += " vec4(0.000, 0.000, 0.000, 1.0)) +\n";
788 code += " mat4(vec4(0.701, -0.587, -0.114, 0.0),\n";
789 code += " vec4(-0.299, 0.413, -0.114, 0.0),\n";
790 code += " vec4(-0.300, -0.588, 0.886, 0.0),\n";
791 code += " vec4(0.000, 0.000, 0.000, 0.0)) * hue_rot_c +\n";
792 code += " mat4(vec4(0.168, 0.330, -0.497, 0.0),\n";
793 code += " vec4(-0.328, 0.035, 0.292, 0.0),\n";
794 code += " vec4(1.250, -1.050, -0.203, 0.0),\n";
795 code += " vec4(0.000, 0.000, 0.000, 0.0)) * hue_rot_s;\n";
796 if (color_ramp.is_valid()) {
797 code += " COLOR = hue_rot_mat * textureLod(color_ramp, vec2(tv, 0.0), 0.0) * color_value;\n";
798 } else {
799 code += " COLOR = hue_rot_mat * color_value;\n";
800 }
801
802 if (color_initial_ramp.is_valid()) {
803 code += " vec4 start_color = textureLod(color_initial_ramp, vec2(color_initial_rand, 0.0), 0.0);\n";
804 code += " COLOR *= start_color;\n";
805 }
806
807 if (emission_color_texture.is_valid() && (emission_shape == EMISSION_SHAPE_POINTS || emission_shape == EMISSION_SHAPE_DIRECTED_POINTS)) {
808 code += " COLOR *= texelFetch(emission_texture_color, emission_tex_ofs, 0);\n";
809 }
810 code += "\n";
811
812 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
813 if (particle_flags[PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY]) {
814 code += " if (length(VELOCITY) > 0.0) {\n";
815 code += " TRANSFORM[1].xyz = normalize(VELOCITY);\n";
816 code += " } else {\n";
817 code += " TRANSFORM[1].xyz = normalize(TRANSFORM[1].xyz);\n";
818 code += " }\n";
819 code += " TRANSFORM[0].xyz = normalize(cross(TRANSFORM[1].xyz, TRANSFORM[2].xyz));\n";
820 code += " TRANSFORM[2] = vec4(0.0, 0.0, 1.0, 0.0);\n";
821 } else {
822 code += " TRANSFORM[0] = vec4(cos(CUSTOM.x), -sin(CUSTOM.x), 0.0, 0.0);\n";
823 code += " TRANSFORM[1] = vec4(sin(CUSTOM.x), cos(CUSTOM.x), 0.0, 0.0);\n";
824 code += " TRANSFORM[2] = vec4(0.0, 0.0, 1.0, 0.0);\n";
825 }
826
827 } else {
828 // orient particle Y towards velocity
829 if (particle_flags[PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY]) {
830 code += " if (length(VELOCITY) > 0.0) {\n";
831 code += " TRANSFORM[1].xyz = normalize(VELOCITY);\n";
832 code += " } else {\n";
833 code += " TRANSFORM[1].xyz = normalize(TRANSFORM[1].xyz);\n";
834 code += " }\n";
835 code += " if (TRANSFORM[1].xyz == normalize(TRANSFORM[0].xyz)) {\n";
836 code += " TRANSFORM[0].xyz = normalize(cross(normalize(TRANSFORM[1].xyz), normalize(TRANSFORM[2].xyz)));\n";
837 code += " TRANSFORM[2].xyz = normalize(cross(normalize(TRANSFORM[0].xyz), normalize(TRANSFORM[1].xyz)));\n";
838 code += " } else {\n";
839 code += " TRANSFORM[2].xyz = normalize(cross(normalize(TRANSFORM[0].xyz), normalize(TRANSFORM[1].xyz)));\n";
840 code += " TRANSFORM[0].xyz = normalize(cross(normalize(TRANSFORM[1].xyz), normalize(TRANSFORM[2].xyz)));\n";
841 code += " }\n";
842 } else {
843 code += " TRANSFORM[0].xyz = normalize(TRANSFORM[0].xyz);\n";
844 code += " TRANSFORM[1].xyz = normalize(TRANSFORM[1].xyz);\n";
845 code += " TRANSFORM[2].xyz = normalize(TRANSFORM[2].xyz);\n";
846 }
847 // turn particle by rotation in Y
848 if (particle_flags[PARTICLE_FLAG_ROTATE_Y]) {
849 code += " vec4 origin = TRANSFORM[3];\n";
850 code += " TRANSFORM = mat4(vec4(cos(CUSTOM.x), 0.0, -sin(CUSTOM.x), 0.0), vec4(0.0, 1.0, 0.0, 0.0), vec4(sin(CUSTOM.x), 0.0, cos(CUSTOM.x), 0.0), vec4(0.0, 0.0, 0.0, 1.0));\n";
851 code += " TRANSFORM[3] = origin;\n";
852 }
853 }
854
855 if (particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
856 code += " TRANSFORM[3].z = 0.0;\n";
857 }
858
859 // scale by scale
860 code += " float base_scale = mix(scale_min, scale_max, scale_rand);\n";
861 code += " base_scale = sign(base_scale) * max(abs(base_scale), 0.001);\n";
862 code += " TRANSFORM[0].xyz *= base_scale * sign(tex_scale.r) * max(abs(tex_scale.r), 0.001);\n";
863 code += " TRANSFORM[1].xyz *= base_scale * sign(tex_scale.g) * max(abs(tex_scale.g), 0.001);\n";
864 code += " TRANSFORM[2].xyz *= base_scale * sign(tex_scale.b) * max(abs(tex_scale.b), 0.001);\n";
865
866 if (collision_mode == COLLISION_RIGID) {
867 code += " if (COLLIDED) {\n";
868 code += " if (length(VELOCITY) > 3.0) {\n";
869 code += " TRANSFORM[3].xyz += COLLISION_NORMAL * COLLISION_DEPTH;\n";
870 code += " VELOCITY -= COLLISION_NORMAL * dot(COLLISION_NORMAL, VELOCITY) * (1.0 + collision_bounce);\n";
871 code += " VELOCITY = mix(VELOCITY,vec3(0.0),clamp(collision_friction, 0.0, 1.0));\n";
872 code += " } else {\n";
873 code += " VELOCITY = vec3(0.0);\n";
874 // If turbulence is enabled, set the noise direction to up so the turbulence color is "neutral"
875 if (turbulence_enabled) {
876 code += " noise_direction = vec3(1.0, 0.0, 0.0);\n";
877 }
878 code += " }\n";
879 code += " }\n";
880 } else if (collision_mode == COLLISION_HIDE_ON_CONTACT) {
881 code += " if (COLLIDED) {\n";
882 code += " ACTIVE = false;\n";
883 code += " }\n";
884 }
885
886 if (sub_emitter_mode != SUB_EMITTER_DISABLED && !RenderingServer::get_singleton()->is_low_end()) {
887 code += " int emit_count = 0;\n";
888 switch (sub_emitter_mode) {
889 case SUB_EMITTER_CONSTANT: {
890 code += " float interval_from = CUSTOM.y * LIFETIME - DELTA;\n";
891 code += " float interval_rem = sub_emitter_frequency - mod(interval_from,sub_emitter_frequency);\n";
892 code += " if (DELTA >= interval_rem) emit_count = 1;\n";
893 } break;
894 case SUB_EMITTER_AT_COLLISION: {
895 code += " if (COLLIDED) emit_count = sub_emitter_amount_at_collision;\n";
896 } break;
897 case SUB_EMITTER_AT_END: {
898 code += " float unit_delta = DELTA/LIFETIME;\n";
899 code += " float end_time = CUSTOM.w * 0.95;\n"; // if we do at the end we might miss it, as it can just get deactivated by emitter
900 code += " if (CUSTOM.y < end_time && (CUSTOM.y + unit_delta) >= end_time) emit_count = sub_emitter_amount_at_end;\n";
901 } break;
902 default: {
903 }
904 }
905 code += " for(int i=0;i<emit_count;i++) {\n";
906 code += " uint flags = FLAG_EMIT_POSITION|FLAG_EMIT_ROT_SCALE;\n";
907 code += " if (sub_emitter_keep_velocity) flags|=FLAG_EMIT_VELOCITY;\n";
908 code += " emit_subparticle(TRANSFORM,VELOCITY,vec4(0.0),vec4(0.0),flags);\n";
909 code += " }";
910 }
911
912 code += " if (CUSTOM.y > CUSTOM.w) {\n";
913 code += " ACTIVE = false;\n";
914 code += " }\n";
915 code += "}\n";
916 code += "\n";
917
918 ShaderData shader_data;
919 shader_data.shader = RS::get_singleton()->shader_create();
920 shader_data.users = 1;
921
922 RS::get_singleton()->shader_set_code(shader_data.shader, code);
923
924 shader_map[mk] = shader_data;
925
926 RS::get_singleton()->material_set_shader(_get_material(), shader_data.shader);
927}
928
929void ParticleProcessMaterial::flush_changes() {
930 MutexLock lock(material_mutex);
931
932 while (dirty_materials->first()) {
933 dirty_materials->first()->self()->_update_shader();
934 }
935}
936
937void ParticleProcessMaterial::_queue_shader_change() {
938 MutexLock lock(material_mutex);
939
940 if (_is_initialized() && !element.in_list()) {
941 dirty_materials->add(&element);
942 }
943}
944
945bool ParticleProcessMaterial::_is_shader_dirty() const {
946 MutexLock lock(material_mutex);
947
948 return element.in_list();
949}
950
951void ParticleProcessMaterial::set_direction(Vector3 p_direction) {
952 direction = p_direction;
953 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->direction, direction);
954}
955
956Vector3 ParticleProcessMaterial::get_direction() const {
957 return direction;
958}
959
960void ParticleProcessMaterial::set_spread(float p_spread) {
961 spread = p_spread;
962 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->spread, p_spread);
963}
964
965float ParticleProcessMaterial::get_spread() const {
966 return spread;
967}
968
969void ParticleProcessMaterial::set_flatness(float p_flatness) {
970 flatness = p_flatness;
971 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->flatness, p_flatness);
972}
973
974float ParticleProcessMaterial::get_flatness() const {
975 return flatness;
976}
977
978void ParticleProcessMaterial::set_param_min(Parameter p_param, float p_value) {
979 ERR_FAIL_INDEX(p_param, PARAM_MAX);
980
981 params_min[p_param] = p_value;
982 if (params_min[p_param] > params_max[p_param]) {
983 set_param_max(p_param, p_value);
984 }
985
986 switch (p_param) {
987 case PARAM_INITIAL_LINEAR_VELOCITY: {
988 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->initial_linear_velocity_min, p_value);
989 } break;
990 case PARAM_ANGULAR_VELOCITY: {
991 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->angular_velocity_min, p_value);
992 } break;
993 case PARAM_ORBIT_VELOCITY: {
994 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->orbit_velocity_min, p_value);
995 } break;
996 case PARAM_LINEAR_ACCEL: {
997 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->linear_accel_min, p_value);
998 } break;
999 case PARAM_RADIAL_ACCEL: {
1000 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->radial_accel_min, p_value);
1001 } break;
1002 case PARAM_TANGENTIAL_ACCEL: {
1003 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->tangent_accel_min, p_value);
1004 } break;
1005 case PARAM_DAMPING: {
1006 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->damping_min, p_value);
1007 } break;
1008 case PARAM_ANGLE: {
1009 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->initial_angle_min, p_value);
1010 } break;
1011 case PARAM_SCALE: {
1012 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->scale_min, p_value);
1013 } break;
1014 case PARAM_HUE_VARIATION: {
1015 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->hue_variation_min, p_value);
1016 } break;
1017 case PARAM_ANIM_SPEED: {
1018 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_speed_min, p_value);
1019 } break;
1020 case PARAM_ANIM_OFFSET: {
1021 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_offset_min, p_value);
1022 } break;
1023 case PARAM_TURB_VEL_INFLUENCE: {
1024 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_influence_min, p_value);
1025 } break;
1026 case PARAM_TURB_INIT_DISPLACEMENT: {
1027 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_initial_displacement_min, p_value);
1028 } break;
1029 case PARAM_TURB_INFLUENCE_OVER_LIFE: {
1030 // Can't happen, but silences warning
1031 } break;
1032 case PARAM_MAX:
1033 break; // Can't happen, but silences warning
1034 }
1035}
1036
1037float ParticleProcessMaterial::get_param_min(Parameter p_param) const {
1038 ERR_FAIL_INDEX_V(p_param, PARAM_MAX, 0);
1039
1040 return params_min[p_param];
1041}
1042
1043void ParticleProcessMaterial::set_param_max(Parameter p_param, float p_value) {
1044 ERR_FAIL_INDEX(p_param, PARAM_MAX);
1045
1046 params_max[p_param] = p_value;
1047 if (params_min[p_param] > params_max[p_param]) {
1048 set_param_min(p_param, p_value);
1049 }
1050
1051 switch (p_param) {
1052 case PARAM_INITIAL_LINEAR_VELOCITY: {
1053 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->initial_linear_velocity_max, p_value);
1054 } break;
1055 case PARAM_ANGULAR_VELOCITY: {
1056 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->angular_velocity_max, p_value);
1057 } break;
1058 case PARAM_ORBIT_VELOCITY: {
1059 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->orbit_velocity_max, p_value);
1060 } break;
1061 case PARAM_LINEAR_ACCEL: {
1062 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->linear_accel_max, p_value);
1063 } break;
1064 case PARAM_RADIAL_ACCEL: {
1065 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->radial_accel_max, p_value);
1066 } break;
1067 case PARAM_TANGENTIAL_ACCEL: {
1068 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->tangent_accel_max, p_value);
1069 } break;
1070 case PARAM_DAMPING: {
1071 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->damping_max, p_value);
1072 } break;
1073 case PARAM_ANGLE: {
1074 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->initial_angle_max, p_value);
1075 } break;
1076 case PARAM_SCALE: {
1077 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->scale_max, p_value);
1078 } break;
1079 case PARAM_HUE_VARIATION: {
1080 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->hue_variation_max, p_value);
1081 } break;
1082 case PARAM_ANIM_SPEED: {
1083 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_speed_max, p_value);
1084 } break;
1085 case PARAM_ANIM_OFFSET: {
1086 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_offset_max, p_value);
1087 } break;
1088 case PARAM_TURB_VEL_INFLUENCE: {
1089 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_influence_max, p_value);
1090 } break;
1091 case PARAM_TURB_INIT_DISPLACEMENT: {
1092 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_initial_displacement_max, p_value);
1093 } break;
1094 case PARAM_TURB_INFLUENCE_OVER_LIFE: {
1095 // Can't happen, but silences warning
1096 } break;
1097 case PARAM_MAX:
1098 break; // Can't happen, but silences warning
1099 }
1100}
1101
1102float ParticleProcessMaterial::get_param_max(Parameter p_param) const {
1103 ERR_FAIL_INDEX_V(p_param, PARAM_MAX, 0);
1104
1105 return params_max[p_param];
1106}
1107
1108static void _adjust_curve_range(const Ref<Texture2D> &p_texture, float p_min, float p_max) {
1109 Ref<CurveTexture> curve_tex = p_texture;
1110 if (!curve_tex.is_valid()) {
1111 return;
1112 }
1113
1114 curve_tex->ensure_default_setup(p_min, p_max);
1115}
1116
1117void ParticleProcessMaterial::set_param_texture(Parameter p_param, const Ref<Texture2D> &p_texture) {
1118 ERR_FAIL_INDEX(p_param, PARAM_MAX);
1119
1120 tex_parameters[p_param] = p_texture;
1121
1122 RID tex_rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
1123
1124 switch (p_param) {
1125 case PARAM_INITIAL_LINEAR_VELOCITY: {
1126 //do none for this one
1127 } break;
1128 case PARAM_ANGULAR_VELOCITY: {
1129 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->angular_velocity_texture, tex_rid);
1130 _adjust_curve_range(p_texture, -360, 360);
1131 } break;
1132 case PARAM_ORBIT_VELOCITY: {
1133 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->orbit_velocity_texture, tex_rid);
1134 _adjust_curve_range(p_texture, -500, 500);
1135 } break;
1136 case PARAM_LINEAR_ACCEL: {
1137 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->linear_accel_texture, tex_rid);
1138 _adjust_curve_range(p_texture, -200, 200);
1139 } break;
1140 case PARAM_RADIAL_ACCEL: {
1141 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->radial_accel_texture, tex_rid);
1142 _adjust_curve_range(p_texture, -200, 200);
1143 } break;
1144 case PARAM_TANGENTIAL_ACCEL: {
1145 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->tangent_accel_texture, tex_rid);
1146 _adjust_curve_range(p_texture, -200, 200);
1147 } break;
1148 case PARAM_DAMPING: {
1149 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->damping_texture, tex_rid);
1150 _adjust_curve_range(p_texture, 0, 100);
1151 } break;
1152 case PARAM_ANGLE: {
1153 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->angle_texture, tex_rid);
1154 _adjust_curve_range(p_texture, -360, 360);
1155 } break;
1156 case PARAM_SCALE: {
1157 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->scale_texture, tex_rid);
1158 _adjust_curve_range(p_texture, 0, 1);
1159 } break;
1160 case PARAM_HUE_VARIATION: {
1161 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->hue_variation_texture, tex_rid);
1162 _adjust_curve_range(p_texture, -1, 1);
1163 } break;
1164 case PARAM_ANIM_SPEED: {
1165 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_speed_texture, tex_rid);
1166 _adjust_curve_range(p_texture, 0, 200);
1167 } break;
1168 case PARAM_ANIM_OFFSET: {
1169 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->anim_offset_texture, tex_rid);
1170 } break;
1171 case PARAM_TURB_INFLUENCE_OVER_LIFE: {
1172 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_influence_over_life, tex_rid);
1173 _adjust_curve_range(p_texture, 0, 1);
1174 } break;
1175 case PARAM_TURB_VEL_INFLUENCE: {
1176 // Can't happen, but silences warning
1177 } break;
1178 case PARAM_TURB_INIT_DISPLACEMENT: {
1179 // Can't happen, but silences warning
1180 } break;
1181 case PARAM_MAX:
1182 break; // Can't happen, but silences warning
1183 }
1184
1185 _queue_shader_change();
1186}
1187
1188Ref<Texture2D> ParticleProcessMaterial::get_param_texture(Parameter p_param) const {
1189 ERR_FAIL_INDEX_V(p_param, PARAM_MAX, Ref<Texture2D>());
1190
1191 return tex_parameters[p_param];
1192}
1193
1194void ParticleProcessMaterial::set_color(const Color &p_color) {
1195 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->color, p_color);
1196 color = p_color;
1197}
1198
1199Color ParticleProcessMaterial::get_color() const {
1200 return color;
1201}
1202
1203void ParticleProcessMaterial::set_color_ramp(const Ref<Texture2D> &p_texture) {
1204 color_ramp = p_texture;
1205 RID tex_rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
1206 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->color_ramp, tex_rid);
1207 _queue_shader_change();
1208 notify_property_list_changed();
1209}
1210
1211Ref<Texture2D> ParticleProcessMaterial::get_color_ramp() const {
1212 return color_ramp;
1213}
1214
1215void ParticleProcessMaterial::set_color_initial_ramp(const Ref<Texture2D> &p_texture) {
1216 color_initial_ramp = p_texture;
1217 RID tex_rid = p_texture.is_valid() ? p_texture->get_rid() : RID();
1218 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->color_initial_ramp, tex_rid);
1219 _queue_shader_change();
1220 notify_property_list_changed();
1221}
1222
1223Ref<Texture2D> ParticleProcessMaterial::get_color_initial_ramp() const {
1224 return color_initial_ramp;
1225}
1226
1227void ParticleProcessMaterial::set_particle_flag(ParticleFlags p_particle_flag, bool p_enable) {
1228 ERR_FAIL_INDEX(p_particle_flag, PARTICLE_FLAG_MAX);
1229 particle_flags[p_particle_flag] = p_enable;
1230 _queue_shader_change();
1231 if (p_particle_flag == PARTICLE_FLAG_DISABLE_Z) {
1232 notify_property_list_changed();
1233 }
1234}
1235
1236bool ParticleProcessMaterial::get_particle_flag(ParticleFlags p_particle_flag) const {
1237 ERR_FAIL_INDEX_V(p_particle_flag, PARTICLE_FLAG_MAX, false);
1238 return particle_flags[p_particle_flag];
1239}
1240
1241void ParticleProcessMaterial::set_emission_shape(EmissionShape p_shape) {
1242 ERR_FAIL_INDEX(p_shape, EMISSION_SHAPE_MAX);
1243 emission_shape = p_shape;
1244 notify_property_list_changed();
1245 _queue_shader_change();
1246}
1247
1248void ParticleProcessMaterial::set_emission_sphere_radius(real_t p_radius) {
1249 emission_sphere_radius = p_radius;
1250 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_sphere_radius, p_radius);
1251}
1252
1253void ParticleProcessMaterial::set_emission_box_extents(Vector3 p_extents) {
1254 emission_box_extents = p_extents;
1255 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_box_extents, p_extents);
1256}
1257
1258void ParticleProcessMaterial::set_emission_point_texture(const Ref<Texture2D> &p_points) {
1259 emission_point_texture = p_points;
1260 RID tex_rid = p_points.is_valid() ? p_points->get_rid() : RID();
1261 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_texture_points, tex_rid);
1262}
1263
1264void ParticleProcessMaterial::set_emission_normal_texture(const Ref<Texture2D> &p_normals) {
1265 emission_normal_texture = p_normals;
1266 RID tex_rid = p_normals.is_valid() ? p_normals->get_rid() : RID();
1267 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_texture_normal, tex_rid);
1268}
1269
1270void ParticleProcessMaterial::set_emission_color_texture(const Ref<Texture2D> &p_colors) {
1271 emission_color_texture = p_colors;
1272 RID tex_rid = p_colors.is_valid() ? p_colors->get_rid() : RID();
1273 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_texture_color, tex_rid);
1274 _queue_shader_change();
1275}
1276
1277void ParticleProcessMaterial::set_emission_point_count(int p_count) {
1278 emission_point_count = p_count;
1279 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_texture_point_count, p_count);
1280}
1281
1282void ParticleProcessMaterial::set_emission_ring_axis(Vector3 p_axis) {
1283 emission_ring_axis = p_axis;
1284 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_ring_axis, p_axis);
1285}
1286
1287void ParticleProcessMaterial::set_emission_ring_height(real_t p_height) {
1288 emission_ring_height = p_height;
1289 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_ring_height, p_height);
1290}
1291
1292void ParticleProcessMaterial::set_emission_ring_radius(real_t p_radius) {
1293 emission_ring_radius = p_radius;
1294 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_ring_radius, p_radius);
1295}
1296
1297void ParticleProcessMaterial::set_emission_ring_inner_radius(real_t p_radius) {
1298 emission_ring_inner_radius = p_radius;
1299 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->emission_ring_inner_radius, p_radius);
1300}
1301
1302ParticleProcessMaterial::EmissionShape ParticleProcessMaterial::get_emission_shape() const {
1303 return emission_shape;
1304}
1305
1306real_t ParticleProcessMaterial::get_emission_sphere_radius() const {
1307 return emission_sphere_radius;
1308}
1309
1310Vector3 ParticleProcessMaterial::get_emission_box_extents() const {
1311 return emission_box_extents;
1312}
1313
1314Ref<Texture2D> ParticleProcessMaterial::get_emission_point_texture() const {
1315 return emission_point_texture;
1316}
1317
1318Ref<Texture2D> ParticleProcessMaterial::get_emission_normal_texture() const {
1319 return emission_normal_texture;
1320}
1321
1322Ref<Texture2D> ParticleProcessMaterial::get_emission_color_texture() const {
1323 return emission_color_texture;
1324}
1325
1326int ParticleProcessMaterial::get_emission_point_count() const {
1327 return emission_point_count;
1328}
1329
1330Vector3 ParticleProcessMaterial::get_emission_ring_axis() const {
1331 return emission_ring_axis;
1332}
1333
1334real_t ParticleProcessMaterial::get_emission_ring_height() const {
1335 return emission_ring_height;
1336}
1337
1338real_t ParticleProcessMaterial::get_emission_ring_radius() const {
1339 return emission_ring_radius;
1340}
1341
1342real_t ParticleProcessMaterial::get_emission_ring_inner_radius() const {
1343 return emission_ring_inner_radius;
1344}
1345
1346void ParticleProcessMaterial::set_turbulence_enabled(const bool p_turbulence_enabled) {
1347 turbulence_enabled = p_turbulence_enabled;
1348 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_enabled, turbulence_enabled);
1349 _queue_shader_change();
1350 notify_property_list_changed();
1351}
1352
1353bool ParticleProcessMaterial::get_turbulence_enabled() const {
1354 return turbulence_enabled;
1355}
1356
1357void ParticleProcessMaterial::set_turbulence_noise_strength(float p_turbulence_noise_strength) {
1358 turbulence_noise_strength = p_turbulence_noise_strength;
1359 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_noise_strength, p_turbulence_noise_strength);
1360}
1361
1362float ParticleProcessMaterial::get_turbulence_noise_strength() const {
1363 return turbulence_noise_strength;
1364}
1365
1366void ParticleProcessMaterial::set_turbulence_noise_scale(float p_turbulence_noise_scale) {
1367 turbulence_noise_scale = p_turbulence_noise_scale;
1368 const float noise_frequency_when_slider_is_zero = 4.0;
1369 const float max_slider_value = 10.0;
1370 const float curve_exponent = 0.25;
1371 const float curve_rescale = noise_frequency_when_slider_is_zero / pow(max_slider_value, curve_exponent);
1372 float shader_turbulence_noise_scale = pow(p_turbulence_noise_scale, curve_exponent) * curve_rescale - noise_frequency_when_slider_is_zero;
1373 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_noise_scale, shader_turbulence_noise_scale);
1374}
1375
1376float ParticleProcessMaterial::get_turbulence_noise_scale() const {
1377 return turbulence_noise_scale;
1378}
1379
1380void ParticleProcessMaterial::set_turbulence_noise_speed_random(float p_turbulence_noise_speed_random) {
1381 turbulence_noise_speed_random = p_turbulence_noise_speed_random;
1382 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_noise_speed_random, p_turbulence_noise_speed_random);
1383}
1384
1385float ParticleProcessMaterial::get_turbulence_noise_speed_random() const {
1386 return turbulence_noise_speed_random;
1387}
1388
1389void ParticleProcessMaterial::set_turbulence_noise_speed(const Vector3 &p_turbulence_noise_speed) {
1390 turbulence_noise_speed = p_turbulence_noise_speed;
1391 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->turbulence_noise_speed, turbulence_noise_speed);
1392}
1393
1394Vector3 ParticleProcessMaterial::get_turbulence_noise_speed() const {
1395 return turbulence_noise_speed;
1396}
1397
1398void ParticleProcessMaterial::set_gravity(const Vector3 &p_gravity) {
1399 gravity = p_gravity;
1400 Vector3 gset = gravity;
1401 if (gset == Vector3()) {
1402 gset = Vector3(0, -0.000001, 0); //as gravity is used as upvector in some calculations
1403 }
1404 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->gravity, gset);
1405}
1406
1407Vector3 ParticleProcessMaterial::get_gravity() const {
1408 return gravity;
1409}
1410
1411void ParticleProcessMaterial::set_lifetime_randomness(double p_lifetime) {
1412 lifetime_randomness = p_lifetime;
1413 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->lifetime_randomness, lifetime_randomness);
1414}
1415
1416double ParticleProcessMaterial::get_lifetime_randomness() const {
1417 return lifetime_randomness;
1418}
1419
1420RID ParticleProcessMaterial::get_shader_rid() const {
1421 ERR_FAIL_COND_V(!shader_map.has(current_key), RID());
1422 return shader_map[current_key].shader;
1423}
1424
1425void ParticleProcessMaterial::_validate_property(PropertyInfo &p_property) const {
1426 if (p_property.name == "emission_sphere_radius" && (emission_shape != EMISSION_SHAPE_SPHERE && emission_shape != EMISSION_SHAPE_SPHERE_SURFACE)) {
1427 p_property.usage = PROPERTY_USAGE_NONE;
1428 }
1429
1430 if (p_property.name == "emission_box_extents" && emission_shape != EMISSION_SHAPE_BOX) {
1431 p_property.usage = PROPERTY_USAGE_NONE;
1432 }
1433
1434 if ((p_property.name == "emission_point_texture" || p_property.name == "emission_color_texture") && (emission_shape != EMISSION_SHAPE_POINTS && emission_shape != EMISSION_SHAPE_DIRECTED_POINTS)) {
1435 p_property.usage = PROPERTY_USAGE_NONE;
1436 }
1437
1438 if (p_property.name == "emission_normal_texture" && emission_shape != EMISSION_SHAPE_DIRECTED_POINTS) {
1439 p_property.usage = PROPERTY_USAGE_NONE;
1440 }
1441
1442 if (p_property.name == "emission_point_count" && (emission_shape != EMISSION_SHAPE_POINTS && emission_shape != EMISSION_SHAPE_DIRECTED_POINTS)) {
1443 p_property.usage = PROPERTY_USAGE_NONE;
1444 }
1445
1446 if (p_property.name.begins_with("emission_ring_") && emission_shape != EMISSION_SHAPE_RING) {
1447 p_property.usage = PROPERTY_USAGE_NONE;
1448 }
1449
1450 if (p_property.name == "sub_emitter_frequency" && sub_emitter_mode != SUB_EMITTER_CONSTANT) {
1451 p_property.usage = PROPERTY_USAGE_NONE;
1452 }
1453
1454 if (p_property.name == "sub_emitter_amount_at_end" && sub_emitter_mode != SUB_EMITTER_AT_END) {
1455 p_property.usage = PROPERTY_USAGE_NONE;
1456 }
1457
1458 if (p_property.name == "sub_emitter_amount_at_collision" && sub_emitter_mode != SUB_EMITTER_AT_COLLISION) {
1459 p_property.usage = PROPERTY_USAGE_NONE;
1460 }
1461
1462 if (p_property.name.begins_with("orbit_") && !particle_flags[PARTICLE_FLAG_DISABLE_Z]) {
1463 p_property.usage = PROPERTY_USAGE_NONE;
1464 }
1465
1466 if (!turbulence_enabled) {
1467 if (p_property.name == "turbulence_noise_strength" ||
1468 p_property.name == "turbulence_noise_scale" ||
1469 p_property.name == "turbulence_noise_speed" ||
1470 p_property.name == "turbulence_noise_speed_random" ||
1471 p_property.name == "turbulence_influence_over_life" ||
1472 p_property.name == "turbulence_influence_min" ||
1473 p_property.name == "turbulence_influence_max" ||
1474 p_property.name == "turbulence_initial_displacement_min" ||
1475 p_property.name == "turbulence_initial_displacement_max") {
1476 p_property.usage = PROPERTY_USAGE_NO_EDITOR;
1477 }
1478 }
1479
1480 if (p_property.name == "collision_friction" && collision_mode != COLLISION_RIGID) {
1481 p_property.usage = PROPERTY_USAGE_NONE;
1482 }
1483
1484 if (p_property.name == "collision_bounce" && collision_mode != COLLISION_RIGID) {
1485 p_property.usage = PROPERTY_USAGE_NONE;
1486 }
1487}
1488
1489void ParticleProcessMaterial::set_sub_emitter_mode(SubEmitterMode p_sub_emitter_mode) {
1490 sub_emitter_mode = p_sub_emitter_mode;
1491 _queue_shader_change();
1492 notify_property_list_changed();
1493 if (sub_emitter_mode != SUB_EMITTER_DISABLED && RenderingServer::get_singleton()->is_low_end()) {
1494 WARN_PRINT_ONCE_ED("Sub-emitter modes other than SUB_EMITTER_DISABLED are not supported in the GL Compatibility rendering backend.");
1495 }
1496}
1497
1498ParticleProcessMaterial::SubEmitterMode ParticleProcessMaterial::get_sub_emitter_mode() const {
1499 return sub_emitter_mode;
1500}
1501
1502void ParticleProcessMaterial::set_sub_emitter_frequency(double p_frequency) {
1503 sub_emitter_frequency = p_frequency;
1504 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->sub_emitter_frequency, 1.0 / p_frequency); //pass delta instead of frequency, since its easier to compute
1505}
1506
1507double ParticleProcessMaterial::get_sub_emitter_frequency() const {
1508 return sub_emitter_frequency;
1509}
1510
1511void ParticleProcessMaterial::set_sub_emitter_amount_at_end(int p_amount) {
1512 sub_emitter_amount_at_end = p_amount;
1513 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->sub_emitter_amount_at_end, p_amount);
1514}
1515
1516int ParticleProcessMaterial::get_sub_emitter_amount_at_end() const {
1517 return sub_emitter_amount_at_end;
1518}
1519
1520void ParticleProcessMaterial::set_sub_emitter_amount_at_collision(int p_amount) {
1521 sub_emitter_amount_at_collision = p_amount;
1522 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->sub_emitter_amount_at_collision, p_amount);
1523}
1524
1525int ParticleProcessMaterial::get_sub_emitter_amount_at_collision() const {
1526 return sub_emitter_amount_at_collision;
1527}
1528
1529void ParticleProcessMaterial::set_sub_emitter_keep_velocity(bool p_enable) {
1530 sub_emitter_keep_velocity = p_enable;
1531 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->sub_emitter_keep_velocity, p_enable);
1532}
1533bool ParticleProcessMaterial::get_sub_emitter_keep_velocity() const {
1534 return sub_emitter_keep_velocity;
1535}
1536
1537void ParticleProcessMaterial::set_attractor_interaction_enabled(bool p_enable) {
1538 attractor_interaction_enabled = p_enable;
1539 _queue_shader_change();
1540}
1541
1542bool ParticleProcessMaterial::is_attractor_interaction_enabled() const {
1543 return attractor_interaction_enabled;
1544}
1545
1546void ParticleProcessMaterial::set_collision_mode(CollisionMode p_collision_mode) {
1547 collision_mode = p_collision_mode;
1548 _queue_shader_change();
1549 notify_property_list_changed();
1550}
1551
1552ParticleProcessMaterial::CollisionMode ParticleProcessMaterial::get_collision_mode() const {
1553 return collision_mode;
1554}
1555
1556void ParticleProcessMaterial::set_collision_use_scale(bool p_scale) {
1557 collision_scale = p_scale;
1558 _queue_shader_change();
1559}
1560
1561bool ParticleProcessMaterial::is_collision_using_scale() const {
1562 return collision_scale;
1563}
1564
1565void ParticleProcessMaterial::set_collision_friction(float p_friction) {
1566 collision_friction = p_friction;
1567 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->collision_friction, p_friction);
1568}
1569
1570float ParticleProcessMaterial::get_collision_friction() const {
1571 return collision_friction;
1572}
1573
1574void ParticleProcessMaterial::set_collision_bounce(float p_bounce) {
1575 collision_bounce = p_bounce;
1576 RenderingServer::get_singleton()->material_set_param(_get_material(), shader_names->collision_bounce, p_bounce);
1577}
1578
1579float ParticleProcessMaterial::get_collision_bounce() const {
1580 return collision_bounce;
1581}
1582
1583Shader::Mode ParticleProcessMaterial::get_shader_mode() const {
1584 return Shader::MODE_PARTICLES;
1585}
1586
1587void ParticleProcessMaterial::_bind_methods() {
1588 ClassDB::bind_method(D_METHOD("set_direction", "degrees"), &ParticleProcessMaterial::set_direction);
1589 ClassDB::bind_method(D_METHOD("get_direction"), &ParticleProcessMaterial::get_direction);
1590
1591 ClassDB::bind_method(D_METHOD("set_spread", "degrees"), &ParticleProcessMaterial::set_spread);
1592 ClassDB::bind_method(D_METHOD("get_spread"), &ParticleProcessMaterial::get_spread);
1593
1594 ClassDB::bind_method(D_METHOD("set_flatness", "amount"), &ParticleProcessMaterial::set_flatness);
1595 ClassDB::bind_method(D_METHOD("get_flatness"), &ParticleProcessMaterial::get_flatness);
1596
1597 ClassDB::bind_method(D_METHOD("set_param_min", "param", "value"), &ParticleProcessMaterial::set_param_min);
1598 ClassDB::bind_method(D_METHOD("get_param_min", "param"), &ParticleProcessMaterial::get_param_min);
1599
1600 ClassDB::bind_method(D_METHOD("set_param_max", "param", "value"), &ParticleProcessMaterial::set_param_max);
1601 ClassDB::bind_method(D_METHOD("get_param_max", "param"), &ParticleProcessMaterial::get_param_max);
1602
1603 ClassDB::bind_method(D_METHOD("set_param_texture", "param", "texture"), &ParticleProcessMaterial::set_param_texture);
1604 ClassDB::bind_method(D_METHOD("get_param_texture", "param"), &ParticleProcessMaterial::get_param_texture);
1605
1606 ClassDB::bind_method(D_METHOD("set_color", "color"), &ParticleProcessMaterial::set_color);
1607 ClassDB::bind_method(D_METHOD("get_color"), &ParticleProcessMaterial::get_color);
1608
1609 ClassDB::bind_method(D_METHOD("set_color_ramp", "ramp"), &ParticleProcessMaterial::set_color_ramp);
1610 ClassDB::bind_method(D_METHOD("get_color_ramp"), &ParticleProcessMaterial::get_color_ramp);
1611
1612 ClassDB::bind_method(D_METHOD("set_color_initial_ramp", "ramp"), &ParticleProcessMaterial::set_color_initial_ramp);
1613 ClassDB::bind_method(D_METHOD("get_color_initial_ramp"), &ParticleProcessMaterial::get_color_initial_ramp);
1614
1615 ClassDB::bind_method(D_METHOD("set_particle_flag", "particle_flag", "enable"), &ParticleProcessMaterial::set_particle_flag);
1616 ClassDB::bind_method(D_METHOD("get_particle_flag", "particle_flag"), &ParticleProcessMaterial::get_particle_flag);
1617
1618 ClassDB::bind_method(D_METHOD("set_emission_shape", "shape"), &ParticleProcessMaterial::set_emission_shape);
1619 ClassDB::bind_method(D_METHOD("get_emission_shape"), &ParticleProcessMaterial::get_emission_shape);
1620
1621 ClassDB::bind_method(D_METHOD("set_emission_sphere_radius", "radius"), &ParticleProcessMaterial::set_emission_sphere_radius);
1622 ClassDB::bind_method(D_METHOD("get_emission_sphere_radius"), &ParticleProcessMaterial::get_emission_sphere_radius);
1623
1624 ClassDB::bind_method(D_METHOD("set_emission_box_extents", "extents"), &ParticleProcessMaterial::set_emission_box_extents);
1625 ClassDB::bind_method(D_METHOD("get_emission_box_extents"), &ParticleProcessMaterial::get_emission_box_extents);
1626
1627 ClassDB::bind_method(D_METHOD("set_emission_point_texture", "texture"), &ParticleProcessMaterial::set_emission_point_texture);
1628 ClassDB::bind_method(D_METHOD("get_emission_point_texture"), &ParticleProcessMaterial::get_emission_point_texture);
1629
1630 ClassDB::bind_method(D_METHOD("set_emission_normal_texture", "texture"), &ParticleProcessMaterial::set_emission_normal_texture);
1631 ClassDB::bind_method(D_METHOD("get_emission_normal_texture"), &ParticleProcessMaterial::get_emission_normal_texture);
1632
1633 ClassDB::bind_method(D_METHOD("set_emission_color_texture", "texture"), &ParticleProcessMaterial::set_emission_color_texture);
1634 ClassDB::bind_method(D_METHOD("get_emission_color_texture"), &ParticleProcessMaterial::get_emission_color_texture);
1635
1636 ClassDB::bind_method(D_METHOD("set_emission_point_count", "point_count"), &ParticleProcessMaterial::set_emission_point_count);
1637 ClassDB::bind_method(D_METHOD("get_emission_point_count"), &ParticleProcessMaterial::get_emission_point_count);
1638
1639 ClassDB::bind_method(D_METHOD("set_emission_ring_axis", "axis"), &ParticleProcessMaterial::set_emission_ring_axis);
1640 ClassDB::bind_method(D_METHOD("get_emission_ring_axis"), &ParticleProcessMaterial::get_emission_ring_axis);
1641
1642 ClassDB::bind_method(D_METHOD("set_emission_ring_height", "height"), &ParticleProcessMaterial::set_emission_ring_height);
1643 ClassDB::bind_method(D_METHOD("get_emission_ring_height"), &ParticleProcessMaterial::get_emission_ring_height);
1644
1645 ClassDB::bind_method(D_METHOD("set_emission_ring_radius", "radius"), &ParticleProcessMaterial::set_emission_ring_radius);
1646 ClassDB::bind_method(D_METHOD("get_emission_ring_radius"), &ParticleProcessMaterial::get_emission_ring_radius);
1647
1648 ClassDB::bind_method(D_METHOD("set_emission_ring_inner_radius", "inner_radius"), &ParticleProcessMaterial::set_emission_ring_inner_radius);
1649 ClassDB::bind_method(D_METHOD("get_emission_ring_inner_radius"), &ParticleProcessMaterial::get_emission_ring_inner_radius);
1650
1651 ClassDB::bind_method(D_METHOD("get_turbulence_enabled"), &ParticleProcessMaterial::get_turbulence_enabled);
1652 ClassDB::bind_method(D_METHOD("set_turbulence_enabled", "turbulence_enabled"), &ParticleProcessMaterial::set_turbulence_enabled);
1653
1654 ClassDB::bind_method(D_METHOD("get_turbulence_noise_strength"), &ParticleProcessMaterial::get_turbulence_noise_strength);
1655 ClassDB::bind_method(D_METHOD("set_turbulence_noise_strength", "turbulence_noise_strength"), &ParticleProcessMaterial::set_turbulence_noise_strength);
1656
1657 ClassDB::bind_method(D_METHOD("get_turbulence_noise_scale"), &ParticleProcessMaterial::get_turbulence_noise_scale);
1658 ClassDB::bind_method(D_METHOD("set_turbulence_noise_scale", "turbulence_noise_scale"), &ParticleProcessMaterial::set_turbulence_noise_scale);
1659
1660 ClassDB::bind_method(D_METHOD("get_turbulence_noise_speed_random"), &ParticleProcessMaterial::get_turbulence_noise_speed_random);
1661 ClassDB::bind_method(D_METHOD("set_turbulence_noise_speed_random", "turbulence_noise_speed_random"), &ParticleProcessMaterial::set_turbulence_noise_speed_random);
1662
1663 ClassDB::bind_method(D_METHOD("get_turbulence_noise_speed"), &ParticleProcessMaterial::get_turbulence_noise_speed);
1664 ClassDB::bind_method(D_METHOD("set_turbulence_noise_speed", "turbulence_noise_speed"), &ParticleProcessMaterial::set_turbulence_noise_speed);
1665
1666 ClassDB::bind_method(D_METHOD("get_gravity"), &ParticleProcessMaterial::get_gravity);
1667 ClassDB::bind_method(D_METHOD("set_gravity", "accel_vec"), &ParticleProcessMaterial::set_gravity);
1668
1669 ClassDB::bind_method(D_METHOD("set_lifetime_randomness", "randomness"), &ParticleProcessMaterial::set_lifetime_randomness);
1670 ClassDB::bind_method(D_METHOD("get_lifetime_randomness"), &ParticleProcessMaterial::get_lifetime_randomness);
1671
1672 ClassDB::bind_method(D_METHOD("get_sub_emitter_mode"), &ParticleProcessMaterial::get_sub_emitter_mode);
1673 ClassDB::bind_method(D_METHOD("set_sub_emitter_mode", "mode"), &ParticleProcessMaterial::set_sub_emitter_mode);
1674
1675 ClassDB::bind_method(D_METHOD("get_sub_emitter_frequency"), &ParticleProcessMaterial::get_sub_emitter_frequency);
1676 ClassDB::bind_method(D_METHOD("set_sub_emitter_frequency", "hz"), &ParticleProcessMaterial::set_sub_emitter_frequency);
1677
1678 ClassDB::bind_method(D_METHOD("get_sub_emitter_amount_at_end"), &ParticleProcessMaterial::get_sub_emitter_amount_at_end);
1679 ClassDB::bind_method(D_METHOD("set_sub_emitter_amount_at_end", "amount"), &ParticleProcessMaterial::set_sub_emitter_amount_at_end);
1680
1681 ClassDB::bind_method(D_METHOD("get_sub_emitter_amount_at_collision"), &ParticleProcessMaterial::get_sub_emitter_amount_at_collision);
1682 ClassDB::bind_method(D_METHOD("set_sub_emitter_amount_at_collision", "amount"), &ParticleProcessMaterial::set_sub_emitter_amount_at_collision);
1683
1684 ClassDB::bind_method(D_METHOD("get_sub_emitter_keep_velocity"), &ParticleProcessMaterial::get_sub_emitter_keep_velocity);
1685 ClassDB::bind_method(D_METHOD("set_sub_emitter_keep_velocity", "enable"), &ParticleProcessMaterial::set_sub_emitter_keep_velocity);
1686
1687 ClassDB::bind_method(D_METHOD("set_attractor_interaction_enabled", "enabled"), &ParticleProcessMaterial::set_attractor_interaction_enabled);
1688 ClassDB::bind_method(D_METHOD("is_attractor_interaction_enabled"), &ParticleProcessMaterial::is_attractor_interaction_enabled);
1689
1690 ClassDB::bind_method(D_METHOD("set_collision_mode", "mode"), &ParticleProcessMaterial::set_collision_mode);
1691 ClassDB::bind_method(D_METHOD("get_collision_mode"), &ParticleProcessMaterial::get_collision_mode);
1692
1693 ClassDB::bind_method(D_METHOD("set_collision_use_scale", "radius"), &ParticleProcessMaterial::set_collision_use_scale);
1694 ClassDB::bind_method(D_METHOD("is_collision_using_scale"), &ParticleProcessMaterial::is_collision_using_scale);
1695
1696 ClassDB::bind_method(D_METHOD("set_collision_friction", "friction"), &ParticleProcessMaterial::set_collision_friction);
1697 ClassDB::bind_method(D_METHOD("get_collision_friction"), &ParticleProcessMaterial::get_collision_friction);
1698
1699 ClassDB::bind_method(D_METHOD("set_collision_bounce", "bounce"), &ParticleProcessMaterial::set_collision_bounce);
1700 ClassDB::bind_method(D_METHOD("get_collision_bounce"), &ParticleProcessMaterial::get_collision_bounce);
1701
1702 ADD_GROUP("Time", "");
1703 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "lifetime_randomness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_lifetime_randomness", "get_lifetime_randomness");
1704
1705 ADD_GROUP("Emission Shape", "emission_");
1706 ADD_PROPERTY(PropertyInfo(Variant::INT, "emission_shape", PROPERTY_HINT_ENUM, "Point,Sphere,Sphere Surface,Box,Points,Directed Points,Ring"), "set_emission_shape", "get_emission_shape");
1707 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "emission_sphere_radius", PROPERTY_HINT_RANGE, "0.01,128,0.01,or_greater"), "set_emission_sphere_radius", "get_emission_sphere_radius");
1708 ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "emission_box_extents"), "set_emission_box_extents", "get_emission_box_extents");
1709 ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "emission_point_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_emission_point_texture", "get_emission_point_texture");
1710 ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "emission_normal_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_emission_normal_texture", "get_emission_normal_texture");
1711 ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "emission_color_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_emission_color_texture", "get_emission_color_texture");
1712 ADD_PROPERTY(PropertyInfo(Variant::INT, "emission_point_count", PROPERTY_HINT_RANGE, "0,1000000,1"), "set_emission_point_count", "get_emission_point_count");
1713 ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "emission_ring_axis"), "set_emission_ring_axis", "get_emission_ring_axis");
1714 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "emission_ring_height"), "set_emission_ring_height", "get_emission_ring_height");
1715 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "emission_ring_radius"), "set_emission_ring_radius", "get_emission_ring_radius");
1716 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "emission_ring_inner_radius"), "set_emission_ring_inner_radius", "get_emission_ring_inner_radius");
1717 ADD_GROUP("Particle Flags", "particle_flag_");
1718 ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "particle_flag_align_y"), "set_particle_flag", "get_particle_flag", PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY);
1719 ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "particle_flag_rotate_y"), "set_particle_flag", "get_particle_flag", PARTICLE_FLAG_ROTATE_Y);
1720 ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "particle_flag_disable_z"), "set_particle_flag", "get_particle_flag", PARTICLE_FLAG_DISABLE_Z);
1721 ADD_GROUP("Direction", "");
1722 ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "direction"), "set_direction", "get_direction");
1723 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "spread", PROPERTY_HINT_RANGE, "0,180,0.01"), "set_spread", "get_spread");
1724 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "flatness", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_flatness", "get_flatness");
1725 ADD_GROUP("Gravity", "");
1726 ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "gravity"), "set_gravity", "get_gravity");
1727 ADD_GROUP("Initial Velocity", "initial_");
1728 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "initial_velocity_min", PROPERTY_HINT_RANGE, "0,1000,0.01,or_less,or_greater"), "set_param_min", "get_param_min", PARAM_INITIAL_LINEAR_VELOCITY);
1729 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "initial_velocity_max", PROPERTY_HINT_RANGE, "0,1000,0.01,or_less,or_greater"), "set_param_max", "get_param_max", PARAM_INITIAL_LINEAR_VELOCITY);
1730 ADD_GROUP("Angular Velocity", "angular_");
1731 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "angular_velocity_min", PROPERTY_HINT_RANGE, "-720,720,0.01,or_less,or_greater"), "set_param_min", "get_param_min", PARAM_ANGULAR_VELOCITY);
1732 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "angular_velocity_max", PROPERTY_HINT_RANGE, "-720,720,0.01,or_less,or_greater"), "set_param_max", "get_param_max", PARAM_ANGULAR_VELOCITY);
1733 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "angular_velocity_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ANGULAR_VELOCITY);
1734 ADD_GROUP("Orbit Velocity", "orbit_");
1735 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "orbit_velocity_min", PROPERTY_HINT_RANGE, "-1000,1000,0.01,or_less,or_greater"), "set_param_min", "get_param_min", PARAM_ORBIT_VELOCITY);
1736 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "orbit_velocity_max", PROPERTY_HINT_RANGE, "-1000,1000,0.01,or_less,or_greater"), "set_param_max", "get_param_max", PARAM_ORBIT_VELOCITY);
1737 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "orbit_velocity_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ORBIT_VELOCITY);
1738 ADD_GROUP("Linear Accel", "linear_");
1739 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "linear_accel_min", PROPERTY_HINT_RANGE, "-100,100,0.01,or_less,or_greater"), "set_param_min", "get_param_min", PARAM_LINEAR_ACCEL);
1740 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "linear_accel_max", PROPERTY_HINT_RANGE, "-100,100,0.01,or_less,or_greater"), "set_param_max", "get_param_max", PARAM_LINEAR_ACCEL);
1741 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "linear_accel_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_LINEAR_ACCEL);
1742 ADD_GROUP("Radial Accel", "radial_");
1743 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "radial_accel_min", PROPERTY_HINT_RANGE, "-100,100,0.01,or_less,or_greater"), "set_param_min", "get_param_min", PARAM_RADIAL_ACCEL);
1744 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "radial_accel_max", PROPERTY_HINT_RANGE, "-100,100,0.01,or_less,or_greater"), "set_param_max", "get_param_max", PARAM_RADIAL_ACCEL);
1745 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "radial_accel_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_RADIAL_ACCEL);
1746 ADD_GROUP("Tangential Accel", "tangential_");
1747 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "tangential_accel_min", PROPERTY_HINT_RANGE, "-100,100,0.01,or_less,or_greater"), "set_param_min", "get_param_min", PARAM_TANGENTIAL_ACCEL);
1748 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "tangential_accel_max", PROPERTY_HINT_RANGE, "-100,100,0.01,or_less,or_greater"), "set_param_max", "get_param_max", PARAM_TANGENTIAL_ACCEL);
1749 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "tangential_accel_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_TANGENTIAL_ACCEL);
1750 ADD_GROUP("Damping", "");
1751 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "damping_min", PROPERTY_HINT_RANGE, "0,100,0.001,or_greater"), "set_param_min", "get_param_min", PARAM_DAMPING);
1752 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "damping_max", PROPERTY_HINT_RANGE, "0,100,0.001,or_greater"), "set_param_max", "get_param_max", PARAM_DAMPING);
1753 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "damping_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_DAMPING);
1754 ADD_GROUP("Angle", "");
1755 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "angle_min", PROPERTY_HINT_RANGE, "-720,720,0.1,or_less,or_greater,degrees"), "set_param_min", "get_param_min", PARAM_ANGLE);
1756 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "angle_max", PROPERTY_HINT_RANGE, "-720,720,0.1,or_less,or_greater,degrees"), "set_param_max", "get_param_max", PARAM_ANGLE);
1757 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "angle_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ANGLE);
1758 ADD_GROUP("Scale", "");
1759 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "scale_min", PROPERTY_HINT_RANGE, "0,1000,0.01,or_greater"), "set_param_min", "get_param_min", PARAM_SCALE);
1760 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "scale_max", PROPERTY_HINT_RANGE, "0,1000,0.01,or_greater"), "set_param_max", "get_param_max", PARAM_SCALE);
1761 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "scale_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture,CurveXYZTexture"), "set_param_texture", "get_param_texture", PARAM_SCALE);
1762 ADD_GROUP("Color", "");
1763 ADD_PROPERTY(PropertyInfo(Variant::COLOR, "color"), "set_color", "get_color");
1764 ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "color_ramp", PROPERTY_HINT_RESOURCE_TYPE, "GradientTexture1D"), "set_color_ramp", "get_color_ramp");
1765 ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "color_initial_ramp", PROPERTY_HINT_RESOURCE_TYPE, "GradientTexture1D"), "set_color_initial_ramp", "get_color_initial_ramp");
1766
1767 ADD_GROUP("Hue Variation", "hue_");
1768 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "hue_variation_min", PROPERTY_HINT_RANGE, "-1,1,0.01"), "set_param_min", "get_param_min", PARAM_HUE_VARIATION);
1769 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "hue_variation_max", PROPERTY_HINT_RANGE, "-1,1,0.01"), "set_param_max", "get_param_max", PARAM_HUE_VARIATION);
1770 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "hue_variation_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_HUE_VARIATION);
1771
1772 ADD_GROUP("Turbulence", "turbulence_");
1773 ADD_PROPERTY(PropertyInfo(Variant::BOOL, "turbulence_enabled"), "set_turbulence_enabled", "get_turbulence_enabled");
1774 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "turbulence_noise_strength", PROPERTY_HINT_RANGE, "0,20,0.01"), "set_turbulence_noise_strength", "get_turbulence_noise_strength");
1775 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "turbulence_noise_scale", PROPERTY_HINT_RANGE, "0,10,0.01"), "set_turbulence_noise_scale", "get_turbulence_noise_scale");
1776 ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "turbulence_noise_speed"), "set_turbulence_noise_speed", "get_turbulence_noise_speed");
1777 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "turbulence_noise_speed_random", PROPERTY_HINT_RANGE, "0,4,0.01"), "set_turbulence_noise_speed_random", "get_turbulence_noise_speed_random");
1778 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "turbulence_influence_min", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_min", "get_param_min", PARAM_TURB_VEL_INFLUENCE);
1779 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "turbulence_influence_max", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_param_max", "get_param_max", PARAM_TURB_VEL_INFLUENCE);
1780 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "turbulence_initial_displacement_min", PROPERTY_HINT_RANGE, "-100,100,0.1"), "set_param_min", "get_param_min", PARAM_TURB_INIT_DISPLACEMENT);
1781 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "turbulence_initial_displacement_max", PROPERTY_HINT_RANGE, "-100,100,0.1"), "set_param_max", "get_param_max", PARAM_TURB_INIT_DISPLACEMENT);
1782 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "turbulence_influence_over_life", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_TURB_INFLUENCE_OVER_LIFE);
1783
1784 ADD_GROUP("Animation", "anim_");
1785 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "anim_speed_min", PROPERTY_HINT_RANGE, "0,16,0.01,or_less,or_greater"), "set_param_min", "get_param_min", PARAM_ANIM_SPEED);
1786 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "anim_speed_max", PROPERTY_HINT_RANGE, "0,16,0.01,or_less,or_greater"), "set_param_max", "get_param_max", PARAM_ANIM_SPEED);
1787 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "anim_speed_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ANIM_SPEED);
1788 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "anim_offset_min", PROPERTY_HINT_RANGE, "0,1,0.0001"), "set_param_min", "get_param_min", PARAM_ANIM_OFFSET);
1789 ADD_PROPERTYI(PropertyInfo(Variant::FLOAT, "anim_offset_max", PROPERTY_HINT_RANGE, "0,1,0.0001"), "set_param_max", "get_param_max", PARAM_ANIM_OFFSET);
1790 ADD_PROPERTYI(PropertyInfo(Variant::OBJECT, "anim_offset_curve", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_param_texture", "get_param_texture", PARAM_ANIM_OFFSET);
1791
1792 ADD_GROUP("Sub Emitter", "sub_emitter_");
1793 ADD_PROPERTY(PropertyInfo(Variant::INT, "sub_emitter_mode", PROPERTY_HINT_ENUM, "Disabled,Constant,At End,At Collision"), "set_sub_emitter_mode", "get_sub_emitter_mode");
1794 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "sub_emitter_frequency", PROPERTY_HINT_RANGE, "0.01,100,0.01,suffix:Hz"), "set_sub_emitter_frequency", "get_sub_emitter_frequency");
1795 ADD_PROPERTY(PropertyInfo(Variant::INT, "sub_emitter_amount_at_end", PROPERTY_HINT_RANGE, "1,32,1"), "set_sub_emitter_amount_at_end", "get_sub_emitter_amount_at_end");
1796 ADD_PROPERTY(PropertyInfo(Variant::INT, "sub_emitter_amount_at_collision", PROPERTY_HINT_RANGE, "1,32,1"), "set_sub_emitter_amount_at_collision", "get_sub_emitter_amount_at_collision");
1797 ADD_PROPERTY(PropertyInfo(Variant::BOOL, "sub_emitter_keep_velocity"), "set_sub_emitter_keep_velocity", "get_sub_emitter_keep_velocity");
1798
1799 ADD_GROUP("Attractor Interaction", "attractor_interaction_");
1800 ADD_PROPERTY(PropertyInfo(Variant::BOOL, "attractor_interaction_enabled"), "set_attractor_interaction_enabled", "is_attractor_interaction_enabled");
1801 ADD_GROUP("Collision", "collision_");
1802 ADD_PROPERTY(PropertyInfo(Variant::INT, "collision_mode", PROPERTY_HINT_ENUM, "Disabled,Rigid,Hide On Contact"), "set_collision_mode", "get_collision_mode");
1803 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "collision_friction", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_collision_friction", "get_collision_friction");
1804 ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "collision_bounce", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_collision_bounce", "get_collision_bounce");
1805 ADD_PROPERTY(PropertyInfo(Variant::BOOL, "collision_use_scale"), "set_collision_use_scale", "is_collision_using_scale");
1806
1807 BIND_ENUM_CONSTANT(PARAM_INITIAL_LINEAR_VELOCITY);
1808 BIND_ENUM_CONSTANT(PARAM_ANGULAR_VELOCITY);
1809 BIND_ENUM_CONSTANT(PARAM_ORBIT_VELOCITY);
1810 BIND_ENUM_CONSTANT(PARAM_LINEAR_ACCEL);
1811 BIND_ENUM_CONSTANT(PARAM_RADIAL_ACCEL);
1812 BIND_ENUM_CONSTANT(PARAM_TANGENTIAL_ACCEL);
1813 BIND_ENUM_CONSTANT(PARAM_DAMPING);
1814 BIND_ENUM_CONSTANT(PARAM_ANGLE);
1815 BIND_ENUM_CONSTANT(PARAM_SCALE);
1816 BIND_ENUM_CONSTANT(PARAM_HUE_VARIATION);
1817 BIND_ENUM_CONSTANT(PARAM_ANIM_SPEED);
1818 BIND_ENUM_CONSTANT(PARAM_ANIM_OFFSET);
1819 BIND_ENUM_CONSTANT(PARAM_MAX);
1820
1821 BIND_ENUM_CONSTANT(PARTICLE_FLAG_ALIGN_Y_TO_VELOCITY);
1822 BIND_ENUM_CONSTANT(PARTICLE_FLAG_ROTATE_Y);
1823 BIND_ENUM_CONSTANT(PARTICLE_FLAG_DISABLE_Z);
1824 BIND_ENUM_CONSTANT(PARTICLE_FLAG_MAX);
1825
1826 BIND_ENUM_CONSTANT(EMISSION_SHAPE_POINT);
1827 BIND_ENUM_CONSTANT(EMISSION_SHAPE_SPHERE);
1828 BIND_ENUM_CONSTANT(EMISSION_SHAPE_SPHERE_SURFACE);
1829 BIND_ENUM_CONSTANT(EMISSION_SHAPE_BOX);
1830 BIND_ENUM_CONSTANT(EMISSION_SHAPE_POINTS);
1831 BIND_ENUM_CONSTANT(EMISSION_SHAPE_DIRECTED_POINTS);
1832 BIND_ENUM_CONSTANT(EMISSION_SHAPE_RING);
1833 BIND_ENUM_CONSTANT(EMISSION_SHAPE_MAX);
1834
1835 BIND_ENUM_CONSTANT(PARAM_TURB_VEL_INFLUENCE);
1836 BIND_ENUM_CONSTANT(PARAM_TURB_INIT_DISPLACEMENT);
1837 BIND_ENUM_CONSTANT(PARAM_TURB_INFLUENCE_OVER_LIFE);
1838
1839 BIND_ENUM_CONSTANT(SUB_EMITTER_DISABLED);
1840 BIND_ENUM_CONSTANT(SUB_EMITTER_CONSTANT);
1841 BIND_ENUM_CONSTANT(SUB_EMITTER_AT_END);
1842 BIND_ENUM_CONSTANT(SUB_EMITTER_AT_COLLISION);
1843 BIND_ENUM_CONSTANT(SUB_EMITTER_MAX);
1844
1845 BIND_ENUM_CONSTANT(COLLISION_DISABLED);
1846 BIND_ENUM_CONSTANT(COLLISION_RIGID);
1847 BIND_ENUM_CONSTANT(COLLISION_HIDE_ON_CONTACT);
1848 BIND_ENUM_CONSTANT(COLLISION_MAX);
1849}
1850
1851ParticleProcessMaterial::ParticleProcessMaterial() :
1852 element(this) {
1853 set_direction(Vector3(1, 0, 0));
1854 set_spread(45);
1855 set_flatness(0);
1856 set_param_min(PARAM_INITIAL_LINEAR_VELOCITY, 0);
1857 set_param_min(PARAM_ANGULAR_VELOCITY, 0);
1858 set_param_min(PARAM_ORBIT_VELOCITY, 0);
1859 set_param_min(PARAM_LINEAR_ACCEL, 0);
1860 set_param_min(PARAM_RADIAL_ACCEL, 0);
1861 set_param_min(PARAM_TANGENTIAL_ACCEL, 0);
1862 set_param_min(PARAM_DAMPING, 0);
1863 set_param_min(PARAM_ANGLE, 0);
1864 set_param_min(PARAM_SCALE, 1);
1865 set_param_min(PARAM_HUE_VARIATION, 0);
1866 set_param_min(PARAM_ANIM_SPEED, 0);
1867 set_param_min(PARAM_ANIM_OFFSET, 0);
1868 set_param_max(PARAM_INITIAL_LINEAR_VELOCITY, 0);
1869 set_param_max(PARAM_ANGULAR_VELOCITY, 0);
1870 set_param_max(PARAM_ORBIT_VELOCITY, 0);
1871 set_param_max(PARAM_LINEAR_ACCEL, 0);
1872 set_param_max(PARAM_RADIAL_ACCEL, 0);
1873 set_param_max(PARAM_TANGENTIAL_ACCEL, 0);
1874 set_param_max(PARAM_DAMPING, 0);
1875 set_param_max(PARAM_ANGLE, 0);
1876 set_param_max(PARAM_SCALE, 1);
1877 set_param_max(PARAM_HUE_VARIATION, 0);
1878 set_param_max(PARAM_ANIM_SPEED, 0);
1879 set_param_max(PARAM_ANIM_OFFSET, 0);
1880 set_emission_shape(EMISSION_SHAPE_POINT);
1881 set_emission_sphere_radius(1);
1882 set_emission_box_extents(Vector3(1, 1, 1));
1883 set_emission_ring_axis(Vector3(0, 0, 1.0));
1884 set_emission_ring_height(1);
1885 set_emission_ring_radius(1);
1886 set_emission_ring_inner_radius(0);
1887
1888 set_turbulence_enabled(false);
1889 set_turbulence_noise_speed(Vector3(0.0, 0.0, 0.0));
1890 set_turbulence_noise_strength(1);
1891 set_turbulence_noise_scale(9);
1892 set_turbulence_noise_speed_random(0.2);
1893 set_param_min(PARAM_TURB_VEL_INFLUENCE, 0.1);
1894 set_param_max(PARAM_TURB_VEL_INFLUENCE, 0.1);
1895 set_param_min(PARAM_TURB_INIT_DISPLACEMENT, 0.0);
1896 set_param_max(PARAM_TURB_INIT_DISPLACEMENT, 0.0);
1897
1898 set_gravity(Vector3(0, -9.8, 0));
1899 set_lifetime_randomness(0);
1900
1901 set_sub_emitter_mode(SUB_EMITTER_DISABLED);
1902 set_sub_emitter_frequency(4);
1903 set_sub_emitter_amount_at_end(1);
1904 set_sub_emitter_amount_at_collision(1);
1905 set_sub_emitter_keep_velocity(false);
1906
1907 set_attractor_interaction_enabled(true);
1908 set_collision_mode(COLLISION_DISABLED);
1909 set_collision_bounce(0.0);
1910 set_collision_friction(0.0);
1911 set_collision_use_scale(false);
1912
1913 for (int i = 0; i < PARTICLE_FLAG_MAX; i++) {
1914 particle_flags[i] = false;
1915 }
1916
1917 set_color(Color(1, 1, 1, 1));
1918
1919 current_key.invalid_key = 1;
1920
1921 _mark_initialized(callable_mp(this, &ParticleProcessMaterial::_queue_shader_change));
1922}
1923
1924ParticleProcessMaterial::~ParticleProcessMaterial() {
1925 ERR_FAIL_NULL(RenderingServer::get_singleton());
1926 MutexLock lock(material_mutex);
1927
1928 if (shader_map.has(current_key)) {
1929 shader_map[current_key].users--;
1930 if (shader_map[current_key].users == 0) {
1931 //deallocate shader, as it's no longer in use
1932 RS::get_singleton()->free(shader_map[current_key].shader);
1933 shader_map.erase(current_key);
1934 }
1935
1936 RS::get_singleton()->material_set_shader(_get_material(), RID());
1937 }
1938}
1939