486 lines
18 KiB
C++
486 lines
18 KiB
C++
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/**************************************************************************/
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/* mesh_storage.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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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 "mesh_storage.h"
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#include "core/math/transform_interpolator.h"
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#if defined(DEBUG_ENABLED) && defined(TOOLS_ENABLED)
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#include "core/config/project_settings.h"
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#endif
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RID RendererMeshStorage::multimesh_allocate() {
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return _multimesh_allocate();
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}
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void RendererMeshStorage::multimesh_initialize(RID p_rid) {
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_multimesh_initialize(p_rid);
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}
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void RendererMeshStorage::multimesh_free(RID p_rid) {
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_multimesh_free(p_rid);
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}
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void RendererMeshStorage::multimesh_allocate_data(RID p_multimesh, int p_instances, RS::MultimeshTransformFormat p_transform_format, bool p_use_colors, bool p_use_custom_data) {
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi) {
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mmi->_transform_format = p_transform_format;
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mmi->_use_colors = p_use_colors;
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mmi->_use_custom_data = p_use_custom_data;
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mmi->_num_instances = p_instances;
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mmi->_vf_size_xform = p_transform_format == RS::MULTIMESH_TRANSFORM_2D ? 8 : 12;
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mmi->_vf_size_color = p_use_colors ? 4 : 0;
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mmi->_vf_size_data = p_use_custom_data ? 4 : 0;
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mmi->_stride = mmi->_vf_size_xform + mmi->_vf_size_color + mmi->_vf_size_data;
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int size_in_floats = p_instances * mmi->_stride;
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mmi->_data_curr.resize_zeroed(size_in_floats);
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mmi->_data_prev.resize_zeroed(size_in_floats);
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mmi->_data_interpolated.resize_zeroed(size_in_floats);
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}
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_multimesh_allocate_data(p_multimesh, p_instances, p_transform_format, p_use_colors, p_use_custom_data);
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}
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int RendererMeshStorage::multimesh_get_instance_count(RID p_multimesh) const {
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return _multimesh_get_instance_count(p_multimesh);
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}
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void RendererMeshStorage::multimesh_set_mesh(RID p_multimesh, RID p_mesh) {
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_multimesh_set_mesh(p_multimesh, p_mesh);
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}
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void RendererMeshStorage::multimesh_instance_set_transform(RID p_multimesh, int p_index, const Transform3D &p_transform) {
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi && mmi->interpolated) {
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ERR_FAIL_COND(p_index >= mmi->_num_instances);
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ERR_FAIL_COND(mmi->_vf_size_xform != 12);
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int start = p_index * mmi->_stride;
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float *ptr = mmi->_data_curr.ptrw();
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ptr += start;
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const Transform3D &t = p_transform;
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ptr[0] = t.basis.rows[0][0];
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ptr[1] = t.basis.rows[0][1];
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ptr[2] = t.basis.rows[0][2];
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ptr[3] = t.origin.x;
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ptr[4] = t.basis.rows[1][0];
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ptr[5] = t.basis.rows[1][1];
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ptr[6] = t.basis.rows[1][2];
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ptr[7] = t.origin.y;
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ptr[8] = t.basis.rows[2][0];
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ptr[9] = t.basis.rows[2][1];
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ptr[10] = t.basis.rows[2][2];
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ptr[11] = t.origin.z;
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_multimesh_add_to_interpolation_lists(p_multimesh, *mmi);
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#if defined(DEBUG_ENABLED) && defined(TOOLS_ENABLED)
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if (!Engine::get_singleton()->is_in_physics_frame()) {
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PHYSICS_INTERPOLATION_WARNING("MultiMesh interpolation is being triggered from outside physics process, this might lead to issues");
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}
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#endif
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return;
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}
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_multimesh_instance_set_transform(p_multimesh, p_index, p_transform);
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}
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void RendererMeshStorage::multimesh_instance_set_transform_2d(RID p_multimesh, int p_index, const Transform2D &p_transform) {
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_multimesh_instance_set_transform_2d(p_multimesh, p_index, p_transform);
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}
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void RendererMeshStorage::multimesh_instance_set_color(RID p_multimesh, int p_index, const Color &p_color) {
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi && mmi->interpolated) {
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ERR_FAIL_COND(p_index >= mmi->_num_instances);
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ERR_FAIL_COND(mmi->_vf_size_color == 0);
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int start = (p_index * mmi->_stride) + mmi->_vf_size_xform;
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float *ptr = mmi->_data_curr.ptrw();
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ptr += start;
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if (mmi->_vf_size_color == 4) {
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for (int n = 0; n < 4; n++) {
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ptr[n] = p_color.components[n];
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}
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} else {
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#ifdef DEV_ENABLED
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// The options are currently 4 or zero, but just in case this changes in future...
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ERR_FAIL_COND(mmi->_vf_size_color != 0);
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#endif
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}
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_multimesh_add_to_interpolation_lists(p_multimesh, *mmi);
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return;
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}
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_multimesh_instance_set_color(p_multimesh, p_index, p_color);
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}
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void RendererMeshStorage::multimesh_instance_set_custom_data(RID p_multimesh, int p_index, const Color &p_color) {
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi && mmi->interpolated) {
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ERR_FAIL_COND(p_index >= mmi->_num_instances);
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ERR_FAIL_COND(mmi->_vf_size_data == 0);
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int start = (p_index * mmi->_stride) + mmi->_vf_size_xform + mmi->_vf_size_color;
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float *ptr = mmi->_data_curr.ptrw();
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ptr += start;
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if (mmi->_vf_size_data == 4) {
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for (int n = 0; n < 4; n++) {
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ptr[n] = p_color.components[n];
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}
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} else {
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#ifdef DEV_ENABLED
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// The options are currently 4 or zero, but just in case this changes in future...
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ERR_FAIL_COND(mmi->_vf_size_data != 0);
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#endif
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}
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_multimesh_add_to_interpolation_lists(p_multimesh, *mmi);
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return;
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}
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_multimesh_instance_set_custom_data(p_multimesh, p_index, p_color);
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}
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void RendererMeshStorage::multimesh_set_custom_aabb(RID p_multimesh, const AABB &p_aabb) {
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_multimesh_set_custom_aabb(p_multimesh, p_aabb);
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}
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AABB RendererMeshStorage::multimesh_get_custom_aabb(RID p_multimesh) const {
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return _multimesh_get_custom_aabb(p_multimesh);
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}
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RID RendererMeshStorage::multimesh_get_mesh(RID p_multimesh) const {
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return _multimesh_get_mesh(p_multimesh);
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}
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Transform3D RendererMeshStorage::multimesh_instance_get_transform(RID p_multimesh, int p_index) const {
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return _multimesh_instance_get_transform(p_multimesh, p_index);
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}
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Transform2D RendererMeshStorage::multimesh_instance_get_transform_2d(RID p_multimesh, int p_index) const {
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return _multimesh_instance_get_transform_2d(p_multimesh, p_index);
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}
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Color RendererMeshStorage::multimesh_instance_get_color(RID p_multimesh, int p_index) const {
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return _multimesh_instance_get_color(p_multimesh, p_index);
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}
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Color RendererMeshStorage::multimesh_instance_get_custom_data(RID p_multimesh, int p_index) const {
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return _multimesh_instance_get_custom_data(p_multimesh, p_index);
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}
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void RendererMeshStorage::multimesh_set_buffer(RID p_multimesh, const Vector<float> &p_buffer) {
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi && mmi->interpolated) {
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ERR_FAIL_COND_MSG(p_buffer.size() != mmi->_data_curr.size(), vformat("Buffer should have %d elements, got %d instead.", mmi->_data_curr.size(), p_buffer.size()));
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mmi->_data_curr = p_buffer;
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_multimesh_add_to_interpolation_lists(p_multimesh, *mmi);
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#if defined(DEBUG_ENABLED) && defined(TOOLS_ENABLED)
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if (!Engine::get_singleton()->is_in_physics_frame()) {
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PHYSICS_INTERPOLATION_WARNING("MultiMesh interpolation is being triggered from outside physics process, this might lead to issues");
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}
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#endif
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return;
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}
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_multimesh_set_buffer(p_multimesh, p_buffer);
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}
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Vector<float> RendererMeshStorage::multimesh_get_buffer(RID p_multimesh) const {
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return _multimesh_get_buffer(p_multimesh);
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}
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void RendererMeshStorage::multimesh_set_buffer_interpolated(RID p_multimesh, const Vector<float> &p_buffer, const Vector<float> &p_buffer_prev) {
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi) {
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ERR_FAIL_COND_MSG(p_buffer.size() != mmi->_data_curr.size(), vformat("Buffer for current frame should have %d elements, got %d instead.", mmi->_data_curr.size(), p_buffer.size()));
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ERR_FAIL_COND_MSG(p_buffer_prev.size() != mmi->_data_prev.size(), vformat("Buffer for previous frame should have %d elements, got %d instead.", mmi->_data_prev.size(), p_buffer_prev.size()));
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// We are assuming that mmi->interpolated is the case. (Can possibly assert this?)
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// Even if this flag hasn't been set - just calling this function suggests interpolation is desired.
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mmi->_data_prev = p_buffer_prev;
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mmi->_data_curr = p_buffer;
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_multimesh_add_to_interpolation_lists(p_multimesh, *mmi);
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#if defined(DEBUG_ENABLED) && defined(TOOLS_ENABLED)
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if (!Engine::get_singleton()->is_in_physics_frame()) {
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PHYSICS_INTERPOLATION_WARNING("MultiMesh interpolation is being triggered from outside physics process, this might lead to issues");
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}
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#endif
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}
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}
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void RendererMeshStorage::multimesh_set_physics_interpolated(RID p_multimesh, bool p_interpolated) {
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi) {
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mmi->interpolated = p_interpolated;
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}
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}
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void RendererMeshStorage::multimesh_set_physics_interpolation_quality(RID p_multimesh, RS::MultimeshPhysicsInterpolationQuality p_quality) {
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ERR_FAIL_COND((p_quality < 0) || (p_quality > 1));
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi) {
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mmi->quality = (int)p_quality;
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}
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}
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void RendererMeshStorage::multimesh_instance_reset_physics_interpolation(RID p_multimesh, int p_index) {
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MultiMeshInterpolator *mmi = _multimesh_get_interpolator(p_multimesh);
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if (mmi) {
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ERR_FAIL_INDEX(p_index, mmi->_num_instances);
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float *w = mmi->_data_prev.ptrw();
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const float *r = mmi->_data_curr.ptr();
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int start = p_index * mmi->_stride;
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for (int n = 0; n < mmi->_stride; n++) {
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w[start + n] = r[start + n];
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}
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}
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}
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void RendererMeshStorage::multimesh_set_visible_instances(RID p_multimesh, int p_visible) {
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return _multimesh_set_visible_instances(p_multimesh, p_visible);
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}
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int RendererMeshStorage::multimesh_get_visible_instances(RID p_multimesh) const {
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return _multimesh_get_visible_instances(p_multimesh);
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}
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AABB RendererMeshStorage::multimesh_get_aabb(RID p_multimesh) const {
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return _multimesh_get_aabb(p_multimesh);
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}
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void RendererMeshStorage::_multimesh_add_to_interpolation_lists(RID p_multimesh, MultiMeshInterpolator &r_mmi) {
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if (!r_mmi.on_interpolate_update_list) {
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r_mmi.on_interpolate_update_list = true;
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_interpolation_data.multimesh_interpolate_update_list.push_back(p_multimesh);
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}
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if (!r_mmi.on_transform_update_list) {
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r_mmi.on_transform_update_list = true;
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_interpolation_data.multimesh_transform_update_list_curr->push_back(p_multimesh);
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}
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}
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void RendererMeshStorage::InterpolationData::notify_free_multimesh(RID p_rid) {
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// If the instance was on any of the lists, remove.
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multimesh_interpolate_update_list.erase_multiple_unordered(p_rid);
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multimesh_transform_update_lists[0].erase_multiple_unordered(p_rid);
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multimesh_transform_update_lists[1].erase_multiple_unordered(p_rid);
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}
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void RendererMeshStorage::update_interpolation_tick(bool p_process) {
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// Detect any that were on the previous transform list that are no longer active,
|
||
|
|
// we should remove them from the interpolate list.
|
||
|
|
|
||
|
|
for (unsigned int n = 0; n < _interpolation_data.multimesh_transform_update_list_prev->size(); n++) {
|
||
|
|
const RID &rid = (*_interpolation_data.multimesh_transform_update_list_prev)[n];
|
||
|
|
|
||
|
|
bool active = true;
|
||
|
|
|
||
|
|
// No longer active? (Either the instance deleted or no longer being transformed.)
|
||
|
|
|
||
|
|
MultiMeshInterpolator *mmi = _multimesh_get_interpolator(rid);
|
||
|
|
if (mmi && !mmi->on_transform_update_list) {
|
||
|
|
active = false;
|
||
|
|
mmi->on_interpolate_update_list = false;
|
||
|
|
|
||
|
|
// Make sure the most recent transform is set...
|
||
|
|
mmi->_data_interpolated = mmi->_data_curr; // TODO: Copy data rather than use Packed = function?
|
||
|
|
|
||
|
|
// ... and that both prev and current are the same, just in case of any interpolations.
|
||
|
|
mmi->_data_prev = mmi->_data_curr;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!mmi) {
|
||
|
|
active = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!active) {
|
||
|
|
_interpolation_data.multimesh_interpolate_update_list.erase(rid);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (p_process) {
|
||
|
|
for (unsigned int i = 0; i < _interpolation_data.multimesh_transform_update_list_curr->size(); i++) {
|
||
|
|
const RID &rid = (*_interpolation_data.multimesh_transform_update_list_curr)[i];
|
||
|
|
|
||
|
|
MultiMeshInterpolator *mmi = _multimesh_get_interpolator(rid);
|
||
|
|
if (mmi) {
|
||
|
|
// Reset for next tick.
|
||
|
|
mmi->on_transform_update_list = false;
|
||
|
|
mmi->_data_prev = mmi->_data_curr;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// If any have left the transform list, remove from the interpolate list.
|
||
|
|
|
||
|
|
// We maintain a mirror list for the transform updates, so we can detect when an instance
|
||
|
|
// is no longer being transformed, and remove it from the interpolate list.
|
||
|
|
SWAP(_interpolation_data.multimesh_transform_update_list_curr, _interpolation_data.multimesh_transform_update_list_prev);
|
||
|
|
|
||
|
|
// Prepare for the next iteration.
|
||
|
|
_interpolation_data.multimesh_transform_update_list_curr->clear();
|
||
|
|
}
|
||
|
|
|
||
|
|
void RendererMeshStorage::update_interpolation_frame(bool p_process) {
|
||
|
|
if (p_process) {
|
||
|
|
// Only need 32 bits for interpolation, don't use real_t.
|
||
|
|
float f = Engine::get_singleton()->get_physics_interpolation_fraction();
|
||
|
|
|
||
|
|
for (unsigned int c = 0; c < _interpolation_data.multimesh_interpolate_update_list.size(); c++) {
|
||
|
|
const RID &rid = _interpolation_data.multimesh_interpolate_update_list[c];
|
||
|
|
|
||
|
|
// We could use the TransformInterpolator here to slerp transforms, but that might be too expensive,
|
||
|
|
// so just using a Basis lerp for now.
|
||
|
|
MultiMeshInterpolator *mmi = _multimesh_get_interpolator(rid);
|
||
|
|
if (mmi) {
|
||
|
|
// Make sure arrays are the correct size.
|
||
|
|
DEV_ASSERT(mmi->_data_prev.size() == mmi->_data_curr.size());
|
||
|
|
|
||
|
|
if (mmi->_data_interpolated.size() < mmi->_data_curr.size()) {
|
||
|
|
mmi->_data_interpolated.resize(mmi->_data_curr.size());
|
||
|
|
}
|
||
|
|
DEV_ASSERT(mmi->_data_interpolated.size() >= mmi->_data_curr.size());
|
||
|
|
|
||
|
|
DEV_ASSERT((mmi->_data_curr.size() % mmi->_stride) == 0);
|
||
|
|
int num = mmi->_data_curr.size() / mmi->_stride;
|
||
|
|
|
||
|
|
const float *pf_prev = mmi->_data_prev.ptr();
|
||
|
|
const float *pf_curr = mmi->_data_curr.ptr();
|
||
|
|
float *pf_int = mmi->_data_interpolated.ptrw();
|
||
|
|
|
||
|
|
bool use_lerp = mmi->quality == 0;
|
||
|
|
|
||
|
|
// Temporary transform (needed for swizzling).
|
||
|
|
Transform3D tp, tc, tr; // (transform prev, curr and result)
|
||
|
|
|
||
|
|
// Test for cache friendliness versus doing branchless.
|
||
|
|
for (int n = 0; n < num; n++) {
|
||
|
|
// Transform.
|
||
|
|
if (use_lerp) {
|
||
|
|
for (int i = 0; i < mmi->_vf_size_xform; i++) {
|
||
|
|
pf_int[i] = Math::lerp(pf_prev[i], pf_curr[i], f);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// Silly swizzling, this will slow things down.
|
||
|
|
// No idea why it is using this format...
|
||
|
|
// ... maybe due to the shader.
|
||
|
|
tp.basis.rows[0][0] = pf_prev[0];
|
||
|
|
tp.basis.rows[0][1] = pf_prev[1];
|
||
|
|
tp.basis.rows[0][2] = pf_prev[2];
|
||
|
|
tp.basis.rows[1][0] = pf_prev[4];
|
||
|
|
tp.basis.rows[1][1] = pf_prev[5];
|
||
|
|
tp.basis.rows[1][2] = pf_prev[6];
|
||
|
|
tp.basis.rows[2][0] = pf_prev[8];
|
||
|
|
tp.basis.rows[2][1] = pf_prev[9];
|
||
|
|
tp.basis.rows[2][2] = pf_prev[10];
|
||
|
|
tp.origin.x = pf_prev[3];
|
||
|
|
tp.origin.y = pf_prev[7];
|
||
|
|
tp.origin.z = pf_prev[11];
|
||
|
|
|
||
|
|
tc.basis.rows[0][0] = pf_curr[0];
|
||
|
|
tc.basis.rows[0][1] = pf_curr[1];
|
||
|
|
tc.basis.rows[0][2] = pf_curr[2];
|
||
|
|
tc.basis.rows[1][0] = pf_curr[4];
|
||
|
|
tc.basis.rows[1][1] = pf_curr[5];
|
||
|
|
tc.basis.rows[1][2] = pf_curr[6];
|
||
|
|
tc.basis.rows[2][0] = pf_curr[8];
|
||
|
|
tc.basis.rows[2][1] = pf_curr[9];
|
||
|
|
tc.basis.rows[2][2] = pf_curr[10];
|
||
|
|
tc.origin.x = pf_curr[3];
|
||
|
|
tc.origin.y = pf_curr[7];
|
||
|
|
tc.origin.z = pf_curr[11];
|
||
|
|
|
||
|
|
TransformInterpolator::interpolate_transform_3d(tp, tc, tr, f);
|
||
|
|
|
||
|
|
pf_int[0] = tr.basis.rows[0][0];
|
||
|
|
pf_int[1] = tr.basis.rows[0][1];
|
||
|
|
pf_int[2] = tr.basis.rows[0][2];
|
||
|
|
pf_int[4] = tr.basis.rows[1][0];
|
||
|
|
pf_int[5] = tr.basis.rows[1][1];
|
||
|
|
pf_int[6] = tr.basis.rows[1][2];
|
||
|
|
pf_int[8] = tr.basis.rows[2][0];
|
||
|
|
pf_int[9] = tr.basis.rows[2][1];
|
||
|
|
pf_int[10] = tr.basis.rows[2][2];
|
||
|
|
pf_int[3] = tr.origin.x;
|
||
|
|
pf_int[7] = tr.origin.y;
|
||
|
|
pf_int[11] = tr.origin.z;
|
||
|
|
}
|
||
|
|
|
||
|
|
pf_prev += mmi->_vf_size_xform;
|
||
|
|
pf_curr += mmi->_vf_size_xform;
|
||
|
|
pf_int += mmi->_vf_size_xform;
|
||
|
|
|
||
|
|
// Color.
|
||
|
|
if (mmi->_vf_size_color == 4) {
|
||
|
|
for (int i = 0; i < 4; i++) {
|
||
|
|
pf_int[i] = Math::lerp(pf_prev[i], pf_curr[i], f);
|
||
|
|
}
|
||
|
|
|
||
|
|
pf_prev += 4;
|
||
|
|
pf_curr += 4;
|
||
|
|
pf_int += 4;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Custom data.
|
||
|
|
if (mmi->_vf_size_data == 4) {
|
||
|
|
for (int i = 0; i < 4; i++) {
|
||
|
|
pf_int[i] = Math::lerp(pf_prev[i], pf_curr[i], f);
|
||
|
|
}
|
||
|
|
|
||
|
|
pf_prev += 4;
|
||
|
|
pf_curr += 4;
|
||
|
|
pf_int += 4;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
_multimesh_set_buffer(rid, mmi->_data_interpolated);
|
||
|
|
|
||
|
|
// TODO: Make sure AABBs are constantly up to date through the interpolation?
|
||
|
|
// NYI.
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|