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godot/modules/noise/noise_texture_3d.cpp
Rémi Verschelde 25b2f1780a
Style: Harmonize header includes in modules 
This applies our existing style guide, and adds a new rule to that style
guide for modular components such as platform ports and modules:

Includes from the platform port or module ("local" includes) should be listed
first in their own block using relative paths, before Godot's "core" includes
which use "absolute" (project folder relative) paths, and finally thirdparty
includes.

Includes in `#ifdef`s come after their relevant section, i.e. the overall
structure is:

- Local includes
  * Conditional local includes
- Core includes
  * Conditional core includes
- Thirdparty includes
  * Conditional thirdparty includes
2023-06-15 14:35:45 +02:00

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/**************************************************************************/
/* noise_texture_3d.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "noise_texture_3d.h"
#include "noise.h"
#include "core/core_string_names.h"
NoiseTexture3D::NoiseTexture3D() {
noise = Ref<Noise>();
_queue_update();
}
NoiseTexture3D::~NoiseTexture3D() {
ERR_FAIL_NULL(RenderingServer::get_singleton());
if (texture.is_valid()) {
RS::get_singleton()->free(texture);
}
if (noise_thread.is_started()) {
noise_thread.wait_to_finish();
}
}
void NoiseTexture3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("_update_texture"), &NoiseTexture3D::_update_texture);
ClassDB::bind_method(D_METHOD("_generate_texture"), &NoiseTexture3D::_generate_texture);
ClassDB::bind_method(D_METHOD("_thread_done", "image"), &NoiseTexture3D::_thread_done);
ClassDB::bind_method(D_METHOD("set_width", "width"), &NoiseTexture3D::set_width);
ClassDB::bind_method(D_METHOD("set_height", "height"), &NoiseTexture3D::set_height);
ClassDB::bind_method(D_METHOD("set_depth", "depth"), &NoiseTexture3D::set_depth);
ClassDB::bind_method(D_METHOD("set_invert", "invert"), &NoiseTexture3D::set_invert);
ClassDB::bind_method(D_METHOD("get_invert"), &NoiseTexture3D::get_invert);
ClassDB::bind_method(D_METHOD("set_seamless", "seamless"), &NoiseTexture3D::set_seamless);
ClassDB::bind_method(D_METHOD("get_seamless"), &NoiseTexture3D::get_seamless);
ClassDB::bind_method(D_METHOD("set_seamless_blend_skirt", "seamless_blend_skirt"), &NoiseTexture3D::set_seamless_blend_skirt);
ClassDB::bind_method(D_METHOD("get_seamless_blend_skirt"), &NoiseTexture3D::get_seamless_blend_skirt);
ClassDB::bind_method(D_METHOD("set_normalize", "normalize"), &NoiseTexture3D::set_normalize);
ClassDB::bind_method(D_METHOD("is_normalized"), &NoiseTexture3D::is_normalized);
ClassDB::bind_method(D_METHOD("set_color_ramp", "gradient"), &NoiseTexture3D::set_color_ramp);
ClassDB::bind_method(D_METHOD("get_color_ramp"), &NoiseTexture3D::get_color_ramp);
ClassDB::bind_method(D_METHOD("set_noise", "noise"), &NoiseTexture3D::set_noise);
ClassDB::bind_method(D_METHOD("get_noise"), &NoiseTexture3D::get_noise);
ADD_PROPERTY(PropertyInfo(Variant::INT, "width", PROPERTY_HINT_RANGE, "1,2048,1,or_greater,suffix:px"), "set_width", "get_width");
ADD_PROPERTY(PropertyInfo(Variant::INT, "height", PROPERTY_HINT_RANGE, "1,2048,1,or_greater,suffix:px"), "set_height", "get_height");
ADD_PROPERTY(PropertyInfo(Variant::INT, "depth", PROPERTY_HINT_RANGE, "1,2048,1,or_greater,suffix:px"), "set_depth", "get_depth");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "invert"), "set_invert", "get_invert");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "seamless"), "set_seamless", "get_seamless");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "seamless_blend_skirt", PROPERTY_HINT_RANGE, "0.05,1,0.001"), "set_seamless_blend_skirt", "get_seamless_blend_skirt");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "normalize"), "set_normalize", "is_normalized");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "color_ramp", PROPERTY_HINT_RESOURCE_TYPE, "Gradient"), "set_color_ramp", "get_color_ramp");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "noise", PROPERTY_HINT_RESOURCE_TYPE, "Noise"), "set_noise", "get_noise");
}
void NoiseTexture3D::_validate_property(PropertyInfo &p_property) const {
if (p_property.name == "seamless_blend_skirt") {
if (!seamless) {
p_property.usage = PROPERTY_USAGE_NO_EDITOR;
}
}
}
void NoiseTexture3D::_set_texture_data(const TypedArray<Image> &p_data) {
if (!p_data.is_empty()) {
Vector<Ref<Image>> data;
data.resize(p_data.size());
for (int i = 0; i < data.size(); i++) {
data.write[i] = p_data[i];
}
if (texture.is_valid()) {
RID new_texture = RS::get_singleton()->texture_3d_create(data[0]->get_format(), data[0]->get_width(), data[0]->get_height(), data.size(), false, data);
RS::get_singleton()->texture_replace(texture, new_texture);
} else {
texture = RS::get_singleton()->texture_3d_create(data[0]->get_format(), data[0]->get_width(), data[0]->get_height(), data.size(), false, data);
}
}
emit_changed();
}
void NoiseTexture3D::_thread_done(const TypedArray<Image> &p_data) {
_set_texture_data(p_data);
noise_thread.wait_to_finish();
if (regen_queued) {
noise_thread.start(_thread_function, this);
regen_queued = false;
}
}
void NoiseTexture3D::_thread_function(void *p_ud) {
NoiseTexture3D *tex = static_cast<NoiseTexture3D *>(p_ud);
tex->call_deferred(SNAME("_thread_done"), tex->_generate_texture());
}
void NoiseTexture3D::_queue_update() {
if (update_queued) {
return;
}
update_queued = true;
call_deferred(SNAME("_update_texture"));
}
TypedArray<Image> NoiseTexture3D::_generate_texture() {
// Prevent memdelete due to unref() on other thread.
Ref<Noise> ref_noise = noise;
if (ref_noise.is_null()) {
return TypedArray<Image>();
}
Vector<Ref<Image>> images;
if (seamless) {
images = ref_noise->_get_seamless_image(width, height, depth, invert, true, seamless_blend_skirt, normalize);
} else {
images = ref_noise->_get_image(width, height, depth, invert, true, normalize);
}
if (color_ramp.is_valid()) {
for (int i = 0; i < images.size(); i++) {
images.write[i] = _modulate_with_gradient(images[i], color_ramp);
}
}
TypedArray<Image> new_data;
new_data.resize(images.size());
for (int i = 0; i < new_data.size(); i++) {
new_data[i] = images[i];
}
return new_data;
}
Ref<Image> NoiseTexture3D::_modulate_with_gradient(Ref<Image> p_image, Ref<Gradient> p_gradient) {
int w = p_image->get_width();
int h = p_image->get_height();
Ref<Image> new_image = Image::create_empty(w, h, false, Image::FORMAT_RGBA8);
for (int row = 0; row < h; row++) {
for (int col = 0; col < w; col++) {
Color pixel_color = p_image->get_pixel(col, row);
Color ramp_color = p_gradient->get_color_at_offset(pixel_color.get_luminance());
new_image->set_pixel(col, row, ramp_color);
}
}
return new_image;
}
void NoiseTexture3D::_update_texture() {
bool use_thread = true;
if (first_time) {
use_thread = false;
first_time = false;
}
if (use_thread) {
if (!noise_thread.is_started()) {
noise_thread.start(_thread_function, this);
regen_queued = false;
} else {
regen_queued = true;
}
} else {
TypedArray<Image> new_data = _generate_texture();
_set_texture_data(new_data);
}
update_queued = false;
}
void NoiseTexture3D::set_noise(Ref<Noise> p_noise) {
if (p_noise == noise) {
return;
}
if (noise.is_valid()) {
noise->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(this, &NoiseTexture3D::_queue_update));
}
noise = p_noise;
if (noise.is_valid()) {
noise->connect(CoreStringNames::get_singleton()->changed, callable_mp(this, &NoiseTexture3D::_queue_update));
}
_queue_update();
}
Ref<Noise> NoiseTexture3D::get_noise() {
return noise;
}
void NoiseTexture3D::set_width(int p_width) {
ERR_FAIL_COND(p_width <= 0);
if (p_width == width) {
return;
}
width = p_width;
_queue_update();
}
void NoiseTexture3D::set_height(int p_height) {
ERR_FAIL_COND(p_height <= 0);
if (p_height == height) {
return;
}
height = p_height;
_queue_update();
}
void NoiseTexture3D::set_depth(int p_depth) {
ERR_FAIL_COND(p_depth <= 0);
if (p_depth == depth) {
return;
}
depth = p_depth;
_queue_update();
}
void NoiseTexture3D::set_invert(bool p_invert) {
if (p_invert == invert) {
return;
}
invert = p_invert;
_queue_update();
}
bool NoiseTexture3D::get_invert() const {
return invert;
}
void NoiseTexture3D::set_seamless(bool p_seamless) {
if (p_seamless == seamless) {
return;
}
seamless = p_seamless;
_queue_update();
notify_property_list_changed();
}
bool NoiseTexture3D::get_seamless() {
return seamless;
}
void NoiseTexture3D::set_seamless_blend_skirt(real_t p_blend_skirt) {
ERR_FAIL_COND(p_blend_skirt < 0.05 || p_blend_skirt > 1);
if (p_blend_skirt == seamless_blend_skirt) {
return;
}
seamless_blend_skirt = p_blend_skirt;
_queue_update();
}
real_t NoiseTexture3D::get_seamless_blend_skirt() {
return seamless_blend_skirt;
}
void NoiseTexture3D::set_color_ramp(const Ref<Gradient> &p_gradient) {
if (p_gradient == color_ramp) {
return;
}
if (color_ramp.is_valid()) {
color_ramp->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(this, &NoiseTexture3D::_queue_update));
}
color_ramp = p_gradient;
if (color_ramp.is_valid()) {
color_ramp->connect(CoreStringNames::get_singleton()->changed, callable_mp(this, &NoiseTexture3D::_queue_update));
}
_queue_update();
}
void NoiseTexture3D::set_normalize(bool p_normalize) {
if (normalize == p_normalize) {
return;
}
normalize = p_normalize;
_queue_update();
}
bool NoiseTexture3D::is_normalized() const {
return normalize;
}
Ref<Gradient> NoiseTexture3D::get_color_ramp() const {
return color_ramp;
}
int NoiseTexture3D::get_width() const {
return width;
}
int NoiseTexture3D::get_height() const {
return height;
}
int NoiseTexture3D::get_depth() const {
return depth;
}
RID NoiseTexture3D::get_rid() const {
if (!texture.is_valid()) {
texture = RS::get_singleton()->texture_3d_placeholder_create();
}
return texture;
}
Vector<Ref<Image>> NoiseTexture3D::get_data() const {
ERR_FAIL_COND_V(!texture.is_valid(), Vector<Ref<Image>>());
return RS::get_singleton()->texture_3d_get(texture);
}
Image::Format NoiseTexture3D::get_format() const {
ERR_FAIL_COND_V(!texture.is_valid(), Image::FORMAT_L8);
return RS::get_singleton()->texture_3d_get(texture)[0]->get_format();
}
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