573 lines
18 KiB
C++
573 lines
18 KiB
C++
/*************************************************************************/
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/* gi_probe.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "gi_probe.h"
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#include "core/os/os.h"
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#include "mesh_instance.h"
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#include "voxel_light_baker.h"
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void GIProbeData::set_bounds(const AABB &p_bounds) {
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VS::get_singleton()->gi_probe_set_bounds(probe, p_bounds);
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}
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AABB GIProbeData::get_bounds() const {
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return VS::get_singleton()->gi_probe_get_bounds(probe);
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}
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void GIProbeData::set_cell_size(float p_size) {
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VS::get_singleton()->gi_probe_set_cell_size(probe, p_size);
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}
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float GIProbeData::get_cell_size() const {
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return VS::get_singleton()->gi_probe_get_cell_size(probe);
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}
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void GIProbeData::set_to_cell_xform(const Transform &p_xform) {
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VS::get_singleton()->gi_probe_set_to_cell_xform(probe, p_xform);
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}
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Transform GIProbeData::get_to_cell_xform() const {
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return VS::get_singleton()->gi_probe_get_to_cell_xform(probe);
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}
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void GIProbeData::set_dynamic_data(const PoolVector<int> &p_data) {
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VS::get_singleton()->gi_probe_set_dynamic_data(probe, p_data);
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}
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PoolVector<int> GIProbeData::get_dynamic_data() const {
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return VS::get_singleton()->gi_probe_get_dynamic_data(probe);
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}
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void GIProbeData::set_dynamic_range(int p_range) {
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VS::get_singleton()->gi_probe_set_dynamic_range(probe, p_range);
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}
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void GIProbeData::set_energy(float p_range) {
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VS::get_singleton()->gi_probe_set_energy(probe, p_range);
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}
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float GIProbeData::get_energy() const {
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return VS::get_singleton()->gi_probe_get_energy(probe);
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}
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void GIProbeData::set_bias(float p_range) {
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VS::get_singleton()->gi_probe_set_bias(probe, p_range);
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}
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float GIProbeData::get_bias() const {
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return VS::get_singleton()->gi_probe_get_bias(probe);
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}
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void GIProbeData::set_normal_bias(float p_range) {
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VS::get_singleton()->gi_probe_set_normal_bias(probe, p_range);
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}
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float GIProbeData::get_normal_bias() const {
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return VS::get_singleton()->gi_probe_get_normal_bias(probe);
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}
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void GIProbeData::set_propagation(float p_range) {
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VS::get_singleton()->gi_probe_set_propagation(probe, p_range);
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}
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float GIProbeData::get_propagation() const {
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return VS::get_singleton()->gi_probe_get_propagation(probe);
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}
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void GIProbeData::set_interior(bool p_enable) {
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VS::get_singleton()->gi_probe_set_interior(probe, p_enable);
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}
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bool GIProbeData::is_interior() const {
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return VS::get_singleton()->gi_probe_is_interior(probe);
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}
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bool GIProbeData::is_compressed() const {
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return VS::get_singleton()->gi_probe_is_compressed(probe);
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}
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void GIProbeData::set_compress(bool p_enable) {
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VS::get_singleton()->gi_probe_set_compress(probe, p_enable);
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}
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int GIProbeData::get_dynamic_range() const {
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return VS::get_singleton()->gi_probe_get_dynamic_range(probe);
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}
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RID GIProbeData::get_rid() const {
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return probe;
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}
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void GIProbeData::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_bounds", "bounds"), &GIProbeData::set_bounds);
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ClassDB::bind_method(D_METHOD("get_bounds"), &GIProbeData::get_bounds);
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ClassDB::bind_method(D_METHOD("set_cell_size", "cell_size"), &GIProbeData::set_cell_size);
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ClassDB::bind_method(D_METHOD("get_cell_size"), &GIProbeData::get_cell_size);
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ClassDB::bind_method(D_METHOD("set_to_cell_xform", "to_cell_xform"), &GIProbeData::set_to_cell_xform);
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ClassDB::bind_method(D_METHOD("get_to_cell_xform"), &GIProbeData::get_to_cell_xform);
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ClassDB::bind_method(D_METHOD("set_dynamic_data", "dynamic_data"), &GIProbeData::set_dynamic_data);
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ClassDB::bind_method(D_METHOD("get_dynamic_data"), &GIProbeData::get_dynamic_data);
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ClassDB::bind_method(D_METHOD("set_dynamic_range", "dynamic_range"), &GIProbeData::set_dynamic_range);
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ClassDB::bind_method(D_METHOD("get_dynamic_range"), &GIProbeData::get_dynamic_range);
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ClassDB::bind_method(D_METHOD("set_energy", "energy"), &GIProbeData::set_energy);
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ClassDB::bind_method(D_METHOD("get_energy"), &GIProbeData::get_energy);
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ClassDB::bind_method(D_METHOD("set_bias", "bias"), &GIProbeData::set_bias);
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ClassDB::bind_method(D_METHOD("get_bias"), &GIProbeData::get_bias);
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ClassDB::bind_method(D_METHOD("set_normal_bias", "bias"), &GIProbeData::set_normal_bias);
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ClassDB::bind_method(D_METHOD("get_normal_bias"), &GIProbeData::get_normal_bias);
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ClassDB::bind_method(D_METHOD("set_propagation", "propagation"), &GIProbeData::set_propagation);
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ClassDB::bind_method(D_METHOD("get_propagation"), &GIProbeData::get_propagation);
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ClassDB::bind_method(D_METHOD("set_interior", "interior"), &GIProbeData::set_interior);
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ClassDB::bind_method(D_METHOD("is_interior"), &GIProbeData::is_interior);
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ClassDB::bind_method(D_METHOD("set_compress", "compress"), &GIProbeData::set_compress);
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ClassDB::bind_method(D_METHOD("is_compressed"), &GIProbeData::is_compressed);
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ADD_PROPERTY(PropertyInfo(Variant::AABB, "bounds", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_bounds", "get_bounds");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "cell_size", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_cell_size", "get_cell_size");
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ADD_PROPERTY(PropertyInfo(Variant::TRANSFORM, "to_cell_xform", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_to_cell_xform", "get_to_cell_xform");
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ADD_PROPERTY(PropertyInfo(Variant::POOL_INT_ARRAY, "dynamic_data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_dynamic_data", "get_dynamic_data");
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ADD_PROPERTY(PropertyInfo(Variant::INT, "dynamic_range", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_dynamic_range", "get_dynamic_range");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "energy", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_energy", "get_energy");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "bias", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_bias", "get_bias");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "normal_bias", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_normal_bias", "get_normal_bias");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "propagation", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_propagation", "get_propagation");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "interior", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_interior", "is_interior");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "compress", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_compress", "is_compressed");
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}
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GIProbeData::GIProbeData() {
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probe = VS::get_singleton()->gi_probe_create();
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}
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GIProbeData::~GIProbeData() {
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VS::get_singleton()->free(probe);
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}
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//////////////////////
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//////////////////////
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void GIProbe::set_probe_data(const Ref<GIProbeData> &p_data) {
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if (p_data.is_valid()) {
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VS::get_singleton()->instance_set_base(get_instance(), p_data->get_rid());
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} else {
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VS::get_singleton()->instance_set_base(get_instance(), RID());
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}
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probe_data = p_data;
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}
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Ref<GIProbeData> GIProbe::get_probe_data() const {
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return probe_data;
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}
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void GIProbe::set_subdiv(Subdiv p_subdiv) {
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ERR_FAIL_INDEX(p_subdiv, SUBDIV_MAX);
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subdiv = p_subdiv;
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update_gizmo();
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}
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GIProbe::Subdiv GIProbe::get_subdiv() const {
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return subdiv;
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}
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void GIProbe::set_extents(const Vector3 &p_extents) {
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extents = p_extents;
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update_gizmo();
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_change_notify("extents");
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}
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Vector3 GIProbe::get_extents() const {
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return extents;
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}
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void GIProbe::set_dynamic_range(int p_dynamic_range) {
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dynamic_range = p_dynamic_range;
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}
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int GIProbe::get_dynamic_range() const {
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return dynamic_range;
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}
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void GIProbe::set_energy(float p_energy) {
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energy = p_energy;
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if (probe_data.is_valid()) {
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probe_data->set_energy(energy);
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}
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}
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float GIProbe::get_energy() const {
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return energy;
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}
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void GIProbe::set_bias(float p_bias) {
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bias = p_bias;
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if (probe_data.is_valid()) {
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probe_data->set_bias(bias);
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}
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}
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float GIProbe::get_bias() const {
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return bias;
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}
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void GIProbe::set_normal_bias(float p_normal_bias) {
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normal_bias = p_normal_bias;
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if (probe_data.is_valid()) {
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probe_data->set_normal_bias(normal_bias);
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}
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}
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float GIProbe::get_normal_bias() const {
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return normal_bias;
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}
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void GIProbe::set_propagation(float p_propagation) {
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propagation = p_propagation;
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if (probe_data.is_valid()) {
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probe_data->set_propagation(propagation);
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}
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}
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float GIProbe::get_propagation() const {
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return propagation;
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}
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void GIProbe::set_interior(bool p_enable) {
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interior = p_enable;
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if (probe_data.is_valid()) {
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probe_data->set_interior(p_enable);
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}
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}
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bool GIProbe::is_interior() const {
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return interior;
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}
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void GIProbe::set_compress(bool p_enable) {
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compress = p_enable;
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if (probe_data.is_valid()) {
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probe_data->set_compress(p_enable);
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}
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}
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bool GIProbe::is_compressed() const {
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return compress;
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}
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void GIProbe::_find_meshes(Node *p_at_node, List<PlotMesh> &plot_meshes) {
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MeshInstance *mi = Object::cast_to<MeshInstance>(p_at_node);
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if (mi && mi->get_flag(GeometryInstance::FLAG_USE_BAKED_LIGHT) && mi->is_visible_in_tree()) {
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Ref<Mesh> mesh = mi->get_mesh();
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if (mesh.is_valid()) {
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AABB aabb = mesh->get_aabb();
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Transform xf = get_global_transform().affine_inverse() * mi->get_global_transform();
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if (AABB(-extents, extents * 2).intersects(xf.xform(aabb))) {
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PlotMesh pm;
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pm.local_xform = xf;
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pm.mesh = mesh;
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for (int i = 0; i < mesh->get_surface_count(); i++) {
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pm.instance_materials.push_back(mi->get_surface_material(i));
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}
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pm.override_material = mi->get_material_override();
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plot_meshes.push_back(pm);
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}
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}
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}
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Spatial *s = Object::cast_to<Spatial>(p_at_node);
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if (s) {
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if (s->is_visible_in_tree()) {
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Array meshes = p_at_node->call("get_meshes");
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for (int i = 0; i < meshes.size(); i += 2) {
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Transform mxf = meshes[i];
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Ref<Mesh> mesh = meshes[i + 1];
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if (!mesh.is_valid())
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continue;
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AABB aabb = mesh->get_aabb();
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Transform xf = get_global_transform().affine_inverse() * (s->get_global_transform() * mxf);
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if (AABB(-extents, extents * 2).intersects(xf.xform(aabb))) {
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PlotMesh pm;
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pm.local_xform = xf;
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pm.mesh = mesh;
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plot_meshes.push_back(pm);
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}
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}
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}
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}
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for (int i = 0; i < p_at_node->get_child_count(); i++) {
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Node *child = p_at_node->get_child(i);
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_find_meshes(child, plot_meshes);
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}
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}
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GIProbe::BakeBeginFunc GIProbe::bake_begin_function = NULL;
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GIProbe::BakeStepFunc GIProbe::bake_step_function = NULL;
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GIProbe::BakeEndFunc GIProbe::bake_end_function = NULL;
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void GIProbe::bake(Node *p_from_node, bool p_create_visual_debug) {
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static const int subdiv_value[SUBDIV_MAX] = { 7, 8, 9, 10 };
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VoxelLightBaker baker;
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baker.begin_bake(subdiv_value[subdiv], AABB(-extents, extents * 2.0));
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List<PlotMesh> mesh_list;
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_find_meshes(p_from_node ? p_from_node : get_parent(), mesh_list);
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if (bake_begin_function) {
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bake_begin_function(mesh_list.size() + 1);
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}
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int pmc = 0;
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for (List<PlotMesh>::Element *E = mesh_list.front(); E; E = E->next()) {
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if (bake_step_function) {
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bake_step_function(pmc, RTR("Plotting Meshes") + " " + itos(pmc) + "/" + itos(mesh_list.size()));
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}
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pmc++;
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baker.plot_mesh(E->get().local_xform, E->get().mesh, E->get().instance_materials, E->get().override_material);
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}
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if (bake_step_function) {
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bake_step_function(pmc++, RTR("Finishing Plot"));
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}
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baker.end_bake();
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//create the data for visual server
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PoolVector<int> data = baker.create_gi_probe_data();
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if (p_create_visual_debug) {
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MultiMeshInstance *mmi = memnew(MultiMeshInstance);
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mmi->set_multimesh(baker.create_debug_multimesh());
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add_child(mmi);
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#ifdef TOOLS_ENABLED
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if (get_tree()->get_edited_scene_root() == this) {
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mmi->set_owner(this);
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} else {
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mmi->set_owner(get_owner());
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}
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#else
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mmi->set_owner(get_owner());
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#endif
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} else {
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Ref<GIProbeData> probe_data = get_probe_data();
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if (probe_data.is_null())
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probe_data.instance();
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probe_data->set_bounds(AABB(-extents, extents * 2.0));
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probe_data->set_cell_size(baker.get_cell_size());
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probe_data->set_dynamic_data(data);
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probe_data->set_dynamic_range(dynamic_range);
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probe_data->set_energy(energy);
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probe_data->set_bias(bias);
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probe_data->set_normal_bias(normal_bias);
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probe_data->set_propagation(propagation);
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probe_data->set_interior(interior);
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probe_data->set_compress(compress);
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probe_data->set_to_cell_xform(baker.get_to_cell_space_xform());
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set_probe_data(probe_data);
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}
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if (bake_end_function) {
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bake_end_function();
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}
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}
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void GIProbe::_debug_bake() {
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bake(NULL, true);
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}
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AABB GIProbe::get_aabb() const {
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return AABB(-extents, extents * 2);
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}
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PoolVector<Face3> GIProbe::get_faces(uint32_t p_usage_flags) const {
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return PoolVector<Face3>();
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}
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String GIProbe::get_configuration_warning() const {
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if (OS::get_singleton()->get_current_video_driver() == OS::VIDEO_DRIVER_GLES2) {
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return TTR("GIProbes are not supported by the GLES2 video driver.\nUse a BakedLightmap instead.");
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}
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return String();
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}
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void GIProbe::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_probe_data", "data"), &GIProbe::set_probe_data);
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ClassDB::bind_method(D_METHOD("get_probe_data"), &GIProbe::get_probe_data);
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ClassDB::bind_method(D_METHOD("set_subdiv", "subdiv"), &GIProbe::set_subdiv);
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ClassDB::bind_method(D_METHOD("get_subdiv"), &GIProbe::get_subdiv);
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ClassDB::bind_method(D_METHOD("set_extents", "extents"), &GIProbe::set_extents);
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ClassDB::bind_method(D_METHOD("get_extents"), &GIProbe::get_extents);
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ClassDB::bind_method(D_METHOD("set_dynamic_range", "max"), &GIProbe::set_dynamic_range);
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ClassDB::bind_method(D_METHOD("get_dynamic_range"), &GIProbe::get_dynamic_range);
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ClassDB::bind_method(D_METHOD("set_energy", "max"), &GIProbe::set_energy);
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ClassDB::bind_method(D_METHOD("get_energy"), &GIProbe::get_energy);
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ClassDB::bind_method(D_METHOD("set_bias", "max"), &GIProbe::set_bias);
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ClassDB::bind_method(D_METHOD("get_bias"), &GIProbe::get_bias);
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ClassDB::bind_method(D_METHOD("set_normal_bias", "max"), &GIProbe::set_normal_bias);
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ClassDB::bind_method(D_METHOD("get_normal_bias"), &GIProbe::get_normal_bias);
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ClassDB::bind_method(D_METHOD("set_propagation", "max"), &GIProbe::set_propagation);
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ClassDB::bind_method(D_METHOD("get_propagation"), &GIProbe::get_propagation);
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ClassDB::bind_method(D_METHOD("set_interior", "enable"), &GIProbe::set_interior);
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ClassDB::bind_method(D_METHOD("is_interior"), &GIProbe::is_interior);
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ClassDB::bind_method(D_METHOD("set_compress", "enable"), &GIProbe::set_compress);
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ClassDB::bind_method(D_METHOD("is_compressed"), &GIProbe::is_compressed);
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ClassDB::bind_method(D_METHOD("bake", "from_node", "create_visual_debug"), &GIProbe::bake, DEFVAL(Variant()), DEFVAL(false));
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ClassDB::bind_method(D_METHOD("debug_bake"), &GIProbe::_debug_bake);
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ClassDB::set_method_flags(get_class_static(), _scs_create("debug_bake"), METHOD_FLAGS_DEFAULT | METHOD_FLAG_EDITOR);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "subdiv", PROPERTY_HINT_ENUM, "64,128,256,512"), "set_subdiv", "get_subdiv");
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ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "extents"), "set_extents", "get_extents");
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ADD_PROPERTY(PropertyInfo(Variant::INT, "dynamic_range", PROPERTY_HINT_RANGE, "1,16,1"), "set_dynamic_range", "get_dynamic_range");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "energy", PROPERTY_HINT_RANGE, "0,16,0.01,or_greater"), "set_energy", "get_energy");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "propagation", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_propagation", "get_propagation");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "bias", PROPERTY_HINT_RANGE, "0,4,0.001"), "set_bias", "get_bias");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "normal_bias", PROPERTY_HINT_RANGE, "0,4,0.001"), "set_normal_bias", "get_normal_bias");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "interior"), "set_interior", "is_interior");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "compress"), "set_compress", "is_compressed");
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "data", PROPERTY_HINT_RESOURCE_TYPE, "GIProbeData", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_DO_NOT_SHARE_ON_DUPLICATE), "set_probe_data", "get_probe_data");
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BIND_ENUM_CONSTANT(SUBDIV_64);
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BIND_ENUM_CONSTANT(SUBDIV_128);
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BIND_ENUM_CONSTANT(SUBDIV_256);
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BIND_ENUM_CONSTANT(SUBDIV_512);
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BIND_ENUM_CONSTANT(SUBDIV_MAX);
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}
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GIProbe::GIProbe() {
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subdiv = SUBDIV_128;
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dynamic_range = 4;
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energy = 1.0;
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bias = 1.5;
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normal_bias = 0.0;
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propagation = 0.7;
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extents = Vector3(10, 10, 10);
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interior = false;
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compress = false;
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gi_probe = VS::get_singleton()->gi_probe_create();
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set_disable_scale(true);
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}
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GIProbe::~GIProbe() {
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VS::get_singleton()->free(gi_probe);
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}
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