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godot/scene/3d/camera_3d.cpp

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/*************************************************************************/
/* camera_3d.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 "camera_3d.h"
#include "collision_object_3d.h"
#include "core/math/projection.h"
#include "scene/main/viewport.h"
void Camera3D::_update_audio_listener_state() {
}
void Camera3D::_request_camera_update() {
_update_camera();
}
void Camera3D::_update_camera_mode() {
force_change = true;
switch (mode) {
case PROJECTION_PERSPECTIVE: {
set_perspective(fov, near, far);
} break;
case PROJECTION_ORTHOGONAL: {
set_orthogonal(size, near, far);
} break;
case PROJECTION_FRUSTUM: {
set_frustum(size, frustum_offset, near, far);
} break;
}
}
void Camera3D::_validate_property(PropertyInfo &p_property) const {
if (p_property.name == "fov") {
if (mode != PROJECTION_PERSPECTIVE) {
p_property.usage = PROPERTY_USAGE_NO_EDITOR;
}
} else if (p_property.name == "size") {
if (mode != PROJECTION_ORTHOGONAL && mode != PROJECTION_FRUSTUM) {
p_property.usage = PROPERTY_USAGE_NO_EDITOR;
}
} else if (p_property.name == "frustum_offset") {
if (mode != PROJECTION_FRUSTUM) {
p_property.usage = PROPERTY_USAGE_NO_EDITOR;
}
}
Node3D::_validate_property(p_property);
}
void Camera3D::_update_camera() {
if (!is_inside_tree()) {
return;
}
RenderingServer::get_singleton()->camera_set_transform(camera, get_camera_transform());
if (get_tree()->is_node_being_edited(this) || !is_current()) {
return;
}
get_viewport()->_camera_3d_transform_changed_notify();
}
void Camera3D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_WORLD: {
// Needs to track the Viewport because it's needed on NOTIFICATION_EXIT_WORLD
// and Spatial will handle it first, including clearing its reference to the Viewport,
// therefore making it impossible to subclasses to access it
viewport = get_viewport();
ERR_FAIL_COND(!viewport);
bool first_camera = viewport->_camera_3d_add(this);
if (current || first_camera) {
viewport->_camera_3d_set(this);
}
} break;
case NOTIFICATION_TRANSFORM_CHANGED: {
_request_camera_update();
if (doppler_tracking != DOPPLER_TRACKING_DISABLED) {
velocity_tracker->update_position(get_global_transform().origin);
}
} break;
case NOTIFICATION_EXIT_WORLD: {
if (!get_tree()->is_node_being_edited(this)) {
if (is_current()) {
clear_current();
current = true; //keep it true
} else {
current = false;
}
}
if (viewport) {
viewport->_camera_3d_remove(this);
viewport = nullptr;
}
} break;
case NOTIFICATION_BECAME_CURRENT: {
if (viewport) {
viewport->find_world_3d()->_register_camera(this);
}
} break;
case NOTIFICATION_LOST_CURRENT: {
if (viewport) {
viewport->find_world_3d()->_remove_camera(this);
}
} break;
}
}
Transform3D Camera3D::get_camera_transform() const {
Transform3D tr = get_global_transform().orthonormalized();
tr.origin += tr.basis.get_column(1) * v_offset;
tr.origin += tr.basis.get_column(0) * h_offset;
return tr;
}
void Camera3D::set_perspective(real_t p_fovy_degrees, real_t p_z_near, real_t p_z_far) {
if (!force_change && fov == p_fovy_degrees && p_z_near == near && p_z_far == far && mode == PROJECTION_PERSPECTIVE) {
return;
}
fov = p_fovy_degrees;
near = p_z_near;
far = p_z_far;
mode = PROJECTION_PERSPECTIVE;
RenderingServer::get_singleton()->camera_set_perspective(camera, fov, near, far);
update_gizmos();
force_change = false;
}
void Camera3D::set_orthogonal(real_t p_size, real_t p_z_near, real_t p_z_far) {
if (!force_change && size == p_size && p_z_near == near && p_z_far == far && mode == PROJECTION_ORTHOGONAL) {
return;
}
size = p_size;
near = p_z_near;
far = p_z_far;
mode = PROJECTION_ORTHOGONAL;
force_change = false;
RenderingServer::get_singleton()->camera_set_orthogonal(camera, size, near, far);
update_gizmos();
}
void Camera3D::set_frustum(real_t p_size, Vector2 p_offset, real_t p_z_near, real_t p_z_far) {
if (!force_change && size == p_size && frustum_offset == p_offset && p_z_near == near && p_z_far == far && mode == PROJECTION_FRUSTUM) {
return;
}
size = p_size;
frustum_offset = p_offset;
near = p_z_near;
far = p_z_far;
mode = PROJECTION_FRUSTUM;
force_change = false;
RenderingServer::get_singleton()->camera_set_frustum(camera, size, frustum_offset, near, far);
update_gizmos();
}
void Camera3D::set_projection(ProjectionType p_mode) {
if (p_mode == PROJECTION_PERSPECTIVE || p_mode == PROJECTION_ORTHOGONAL || p_mode == PROJECTION_FRUSTUM) {
mode = p_mode;
_update_camera_mode();
notify_property_list_changed();
}
}
RID Camera3D::get_camera() const {
return camera;
};
void Camera3D::make_current() {
current = true;
if (!is_inside_tree()) {
return;
}
get_viewport()->_camera_3d_set(this);
}
void Camera3D::clear_current(bool p_enable_next) {
current = false;
if (!is_inside_tree()) {
return;
}
if (get_viewport()->get_camera_3d() == this) {
get_viewport()->_camera_3d_set(nullptr);
if (p_enable_next) {
get_viewport()->_camera_3d_make_next_current(this);
}
}
}
void Camera3D::set_current(bool p_enabled) {
if (p_enabled) {
make_current();
} else {
clear_current();
}
}
bool Camera3D::is_current() const {
if (is_inside_tree() && !get_tree()->is_node_being_edited(this)) {
return get_viewport()->get_camera_3d() == this;
} else {
return current;
}
}
Vector3 Camera3D::project_ray_normal(const Point2 &p_pos) const {
Vector3 ray = project_local_ray_normal(p_pos);
return get_camera_transform().basis.xform(ray).normalized();
};
Vector3 Camera3D::project_local_ray_normal(const Point2 &p_pos) const {
ERR_FAIL_COND_V_MSG(!is_inside_tree(), Vector3(), "Camera is not inside scene.");
Size2 viewport_size = get_viewport()->get_camera_rect_size();
Vector2 cpos = get_viewport()->get_camera_coords(p_pos);
Vector3 ray;
if (mode == PROJECTION_ORTHOGONAL) {
ray = Vector3(0, 0, -1);
} else {
Projection cm;
cm.set_perspective(fov, viewport_size.aspect(), near, far, keep_aspect == KEEP_WIDTH);
Vector2 screen_he = cm.get_viewport_half_extents();
ray = Vector3(((cpos.x / viewport_size.width) * 2.0 - 1.0) * screen_he.x, ((1.0 - (cpos.y / viewport_size.height)) * 2.0 - 1.0) * screen_he.y, -near).normalized();
}
return ray;
};
Vector3 Camera3D::project_ray_origin(const Point2 &p_pos) const {
ERR_FAIL_COND_V_MSG(!is_inside_tree(), Vector3(), "Camera is not inside scene.");
Size2 viewport_size = get_viewport()->get_camera_rect_size();
Vector2 cpos = get_viewport()->get_camera_coords(p_pos);
ERR_FAIL_COND_V(viewport_size.y == 0, Vector3());
if (mode == PROJECTION_PERSPECTIVE) {
return get_camera_transform().origin;
} else {
Vector2 pos = cpos / viewport_size;
real_t vsize, hsize;
if (keep_aspect == KEEP_WIDTH) {
vsize = size / viewport_size.aspect();
hsize = size;
} else {
hsize = size * viewport_size.aspect();
vsize = size;
}
Vector3 ray;
ray.x = pos.x * (hsize)-hsize / 2;
ray.y = (1.0 - pos.y) * (vsize)-vsize / 2;
ray.z = -near;
ray = get_camera_transform().xform(ray);
return ray;
};
};
bool Camera3D::is_position_behind(const Vector3 &p_pos) const {
Transform3D t = get_global_transform();
Vector3 eyedir = -t.basis.get_column(2).normalized();
return eyedir.dot(p_pos - t.origin) < near;
}
Vector<Vector3> Camera3D::get_near_plane_points() const {
ERR_FAIL_COND_V_MSG(!is_inside_tree(), Vector<Vector3>(), "Camera is not inside scene.");
Size2 viewport_size = get_viewport()->get_visible_rect().size;
Projection cm;
if (mode == PROJECTION_ORTHOGONAL) {
cm.set_orthogonal(size, viewport_size.aspect(), near, far, keep_aspect == KEEP_WIDTH);
} else {
cm.set_perspective(fov, viewport_size.aspect(), near, far, keep_aspect == KEEP_WIDTH);
}
Vector3 endpoints[8];
cm.get_endpoints(Transform3D(), endpoints);
Vector<Vector3> points = {
Vector3(),
endpoints[4],
endpoints[5],
endpoints[6],
endpoints[7]
};
return points;
}
Point2 Camera3D::unproject_position(const Vector3 &p_pos) const {
ERR_FAIL_COND_V_MSG(!is_inside_tree(), Vector2(), "Camera is not inside scene.");
Size2 viewport_size = get_viewport()->get_visible_rect().size;
Projection cm;
if (mode == PROJECTION_ORTHOGONAL) {
cm.set_orthogonal(size, viewport_size.aspect(), near, far, keep_aspect == KEEP_WIDTH);
} else {
cm.set_perspective(fov, viewport_size.aspect(), near, far, keep_aspect == KEEP_WIDTH);
}
Plane p(get_camera_transform().xform_inv(p_pos), 1.0);
p = cm.xform4(p);
p.normal /= p.d;
Point2 res;
res.x = (p.normal.x * 0.5 + 0.5) * viewport_size.x;
res.y = (-p.normal.y * 0.5 + 0.5) * viewport_size.y;
return res;
}
Vector3 Camera3D::project_position(const Point2 &p_point, real_t p_z_depth) const {
ERR_FAIL_COND_V_MSG(!is_inside_tree(), Vector3(), "Camera is not inside scene.");
if (p_z_depth == 0 && mode != PROJECTION_ORTHOGONAL) {
return get_global_transform().origin;
}
Size2 viewport_size = get_viewport()->get_visible_rect().size;
Projection cm;
if (mode == PROJECTION_ORTHOGONAL) {
cm.set_orthogonal(size, viewport_size.aspect(), p_z_depth, far, keep_aspect == KEEP_WIDTH);
} else {
cm.set_perspective(fov, viewport_size.aspect(), p_z_depth, far, keep_aspect == KEEP_WIDTH);
}
Vector2 vp_he = cm.get_viewport_half_extents();
Vector2 point;
point.x = (p_point.x / viewport_size.x) * 2.0 - 1.0;
point.y = (1.0 - (p_point.y / viewport_size.y)) * 2.0 - 1.0;
point *= vp_he;
Vector3 p(point.x, point.y, -p_z_depth);
return get_camera_transform().xform(p);
}
void Camera3D::set_environment(const Ref<Environment> &p_environment) {
environment = p_environment;
if (environment.is_valid()) {
RS::get_singleton()->camera_set_environment(camera, environment->get_rid());
} else {
RS::get_singleton()->camera_set_environment(camera, RID());
}
_update_camera_mode();
}
Ref<Environment> Camera3D::get_environment() const {
return environment;
}
void Camera3D::set_effects(const Ref<CameraEffects> &p_effects) {
effects = p_effects;
if (effects.is_valid()) {
RS::get_singleton()->camera_set_camera_effects(camera, effects->get_rid());
} else {
RS::get_singleton()->camera_set_camera_effects(camera, RID());
}
_update_camera_mode();
}
Ref<CameraEffects> Camera3D::get_effects() const {
return effects;
}
void Camera3D::set_keep_aspect_mode(KeepAspect p_aspect) {
keep_aspect = p_aspect;
RenderingServer::get_singleton()->camera_set_use_vertical_aspect(camera, p_aspect == KEEP_WIDTH);
_update_camera_mode();
notify_property_list_changed();
}
Camera3D::KeepAspect Camera3D::get_keep_aspect_mode() const {
return keep_aspect;
}
void Camera3D::set_doppler_tracking(DopplerTracking p_tracking) {
if (doppler_tracking == p_tracking) {
return;
}
doppler_tracking = p_tracking;
if (p_tracking != DOPPLER_TRACKING_DISABLED) {
velocity_tracker->set_track_physics_step(doppler_tracking == DOPPLER_TRACKING_PHYSICS_STEP);
if (is_inside_tree()) {
velocity_tracker->reset(get_global_transform().origin);
}
}
_update_camera_mode();
}
Camera3D::DopplerTracking Camera3D::get_doppler_tracking() const {
return doppler_tracking;
}
void Camera3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("project_ray_normal", "screen_point"), &Camera3D::project_ray_normal);
ClassDB::bind_method(D_METHOD("project_local_ray_normal", "screen_point"), &Camera3D::project_local_ray_normal);
ClassDB::bind_method(D_METHOD("project_ray_origin", "screen_point"), &Camera3D::project_ray_origin);
ClassDB::bind_method(D_METHOD("unproject_position", "world_point"), &Camera3D::unproject_position);
ClassDB::bind_method(D_METHOD("is_position_behind", "world_point"), &Camera3D::is_position_behind);
ClassDB::bind_method(D_METHOD("project_position", "screen_point", "z_depth"), &Camera3D::project_position);
ClassDB::bind_method(D_METHOD("set_perspective", "fov", "z_near", "z_far"), &Camera3D::set_perspective);
ClassDB::bind_method(D_METHOD("set_orthogonal", "size", "z_near", "z_far"), &Camera3D::set_orthogonal);
ClassDB::bind_method(D_METHOD("set_frustum", "size", "offset", "z_near", "z_far"), &Camera3D::set_frustum);
ClassDB::bind_method(D_METHOD("make_current"), &Camera3D::make_current);
ClassDB::bind_method(D_METHOD("clear_current", "enable_next"), &Camera3D::clear_current, DEFVAL(true));
ClassDB::bind_method(D_METHOD("set_current", "enabled"), &Camera3D::set_current);
ClassDB::bind_method(D_METHOD("is_current"), &Camera3D::is_current);
ClassDB::bind_method(D_METHOD("get_camera_transform"), &Camera3D::get_camera_transform);
ClassDB::bind_method(D_METHOD("get_fov"), &Camera3D::get_fov);
ClassDB::bind_method(D_METHOD("get_frustum_offset"), &Camera3D::get_frustum_offset);
ClassDB::bind_method(D_METHOD("get_size"), &Camera3D::get_size);
ClassDB::bind_method(D_METHOD("get_far"), &Camera3D::get_far);
ClassDB::bind_method(D_METHOD("get_near"), &Camera3D::get_near);
ClassDB::bind_method(D_METHOD("set_fov", "fov"), &Camera3D::set_fov);
ClassDB::bind_method(D_METHOD("set_frustum_offset", "offset"), &Camera3D::set_frustum_offset);
ClassDB::bind_method(D_METHOD("set_size", "size"), &Camera3D::set_size);
ClassDB::bind_method(D_METHOD("set_far", "far"), &Camera3D::set_far);
ClassDB::bind_method(D_METHOD("set_near", "near"), &Camera3D::set_near);
ClassDB::bind_method(D_METHOD("get_projection"), &Camera3D::get_projection);
ClassDB::bind_method(D_METHOD("set_projection", "mode"), &Camera3D::set_projection);
ClassDB::bind_method(D_METHOD("set_h_offset", "offset"), &Camera3D::set_h_offset);
ClassDB::bind_method(D_METHOD("get_h_offset"), &Camera3D::get_h_offset);
ClassDB::bind_method(D_METHOD("set_v_offset", "offset"), &Camera3D::set_v_offset);
ClassDB::bind_method(D_METHOD("get_v_offset"), &Camera3D::get_v_offset);
ClassDB::bind_method(D_METHOD("set_cull_mask", "mask"), &Camera3D::set_cull_mask);
ClassDB::bind_method(D_METHOD("get_cull_mask"), &Camera3D::get_cull_mask);
ClassDB::bind_method(D_METHOD("set_environment", "env"), &Camera3D::set_environment);
ClassDB::bind_method(D_METHOD("get_environment"), &Camera3D::get_environment);
ClassDB::bind_method(D_METHOD("set_effects", "env"), &Camera3D::set_effects);
ClassDB::bind_method(D_METHOD("get_effects"), &Camera3D::get_effects);
ClassDB::bind_method(D_METHOD("set_keep_aspect_mode", "mode"), &Camera3D::set_keep_aspect_mode);
ClassDB::bind_method(D_METHOD("get_keep_aspect_mode"), &Camera3D::get_keep_aspect_mode);
ClassDB::bind_method(D_METHOD("set_doppler_tracking", "mode"), &Camera3D::set_doppler_tracking);
ClassDB::bind_method(D_METHOD("get_doppler_tracking"), &Camera3D::get_doppler_tracking);
ClassDB::bind_method(D_METHOD("get_frustum"), &Camera3D::get_frustum);
ClassDB::bind_method(D_METHOD("is_position_in_frustum", "world_point"), &Camera3D::is_position_in_frustum);
ClassDB::bind_method(D_METHOD("get_camera_rid"), &Camera3D::get_camera);
ClassDB::bind_method(D_METHOD("get_pyramid_shape_rid"), &Camera3D::get_pyramid_shape_rid);
ClassDB::bind_method(D_METHOD("set_cull_mask_value", "layer_number", "value"), &Camera3D::set_cull_mask_value);
ClassDB::bind_method(D_METHOD("get_cull_mask_value", "layer_number"), &Camera3D::get_cull_mask_value);
//ClassDB::bind_method(D_METHOD("_camera_make_current"),&Camera::_camera_make_current );
ADD_PROPERTY(PropertyInfo(Variant::INT, "keep_aspect", PROPERTY_HINT_ENUM, "Keep Width,Keep Height"), "set_keep_aspect_mode", "get_keep_aspect_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "cull_mask", PROPERTY_HINT_LAYERS_3D_RENDER), "set_cull_mask", "get_cull_mask");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "environment", PROPERTY_HINT_RESOURCE_TYPE, "Environment"), "set_environment", "get_environment");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "effects", PROPERTY_HINT_RESOURCE_TYPE, "CameraEffects"), "set_effects", "get_effects");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "h_offset", PROPERTY_HINT_NONE, "suffix:m"), "set_h_offset", "get_h_offset");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "v_offset", PROPERTY_HINT_NONE, "suffix:m"), "set_v_offset", "get_v_offset");
ADD_PROPERTY(PropertyInfo(Variant::INT, "doppler_tracking", PROPERTY_HINT_ENUM, "Disabled,Idle,Physics"), "set_doppler_tracking", "get_doppler_tracking");
ADD_PROPERTY(PropertyInfo(Variant::INT, "projection", PROPERTY_HINT_ENUM, "Perspective,Orthogonal,Frustum"), "set_projection", "get_projection");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "current"), "set_current", "is_current");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "fov", PROPERTY_HINT_RANGE, "1,179,0.1,degrees"), "set_fov", "get_fov");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "size", PROPERTY_HINT_RANGE, "0.001,16384,0.001,suffix:m"), "set_size", "get_size");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "frustum_offset", PROPERTY_HINT_NONE, "suffix:m"), "set_frustum_offset", "get_frustum_offset");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "near", PROPERTY_HINT_RANGE, "0.001,10,0.001,or_greater,exp,suffix:m"), "set_near", "get_near");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "far", PROPERTY_HINT_RANGE, "0.01,4000,0.01,or_greater,exp,suffix:m"), "set_far", "get_far");
BIND_ENUM_CONSTANT(PROJECTION_PERSPECTIVE);
BIND_ENUM_CONSTANT(PROJECTION_ORTHOGONAL);
BIND_ENUM_CONSTANT(PROJECTION_FRUSTUM);
BIND_ENUM_CONSTANT(KEEP_WIDTH);
BIND_ENUM_CONSTANT(KEEP_HEIGHT);
BIND_ENUM_CONSTANT(DOPPLER_TRACKING_DISABLED);
BIND_ENUM_CONSTANT(DOPPLER_TRACKING_IDLE_STEP);
BIND_ENUM_CONSTANT(DOPPLER_TRACKING_PHYSICS_STEP);
}
real_t Camera3D::get_fov() const {
return fov;
}
real_t Camera3D::get_size() const {
return size;
}
real_t Camera3D::get_near() const {
return near;
}
Vector2 Camera3D::get_frustum_offset() const {
return frustum_offset;
}
real_t Camera3D::get_far() const {
return far;
}
Camera3D::ProjectionType Camera3D::get_projection() const {
return mode;
}
void Camera3D::set_fov(real_t p_fov) {
ERR_FAIL_COND(p_fov < 1 || p_fov > 179);
fov = p_fov;
_update_camera_mode();
}
void Camera3D::set_size(real_t p_size) {
ERR_FAIL_COND(p_size < 0.001 || p_size > 16384);
size = p_size;
_update_camera_mode();
}
void Camera3D::set_near(real_t p_near) {
near = p_near;
_update_camera_mode();
}
void Camera3D::set_frustum_offset(Vector2 p_offset) {
frustum_offset = p_offset;
_update_camera_mode();
}
void Camera3D::set_far(real_t p_far) {
far = p_far;
_update_camera_mode();
}
void Camera3D::set_cull_mask(uint32_t p_layers) {
layers = p_layers;
RenderingServer::get_singleton()->camera_set_cull_mask(camera, layers);
_update_camera_mode();
}
uint32_t Camera3D::get_cull_mask() const {
return layers;
}
void Camera3D::set_cull_mask_value(int p_layer_number, bool p_value) {
ERR_FAIL_COND_MSG(p_layer_number < 1, "Render layer number must be between 1 and 20 inclusive.");
ERR_FAIL_COND_MSG(p_layer_number > 20, "Render layer number must be between 1 and 20 inclusive.");
uint32_t mask = get_cull_mask();
if (p_value) {
mask |= 1 << (p_layer_number - 1);
} else {
mask &= ~(1 << (p_layer_number - 1));
}
set_cull_mask(mask);
}
bool Camera3D::get_cull_mask_value(int p_layer_number) const {
ERR_FAIL_COND_V_MSG(p_layer_number < 1, false, "Render layer number must be between 1 and 20 inclusive.");
ERR_FAIL_COND_V_MSG(p_layer_number > 20, false, "Render layer number must be between 1 and 20 inclusive.");
return layers & (1 << (p_layer_number - 1));
}
Vector<Plane> Camera3D::get_frustum() const {
ERR_FAIL_COND_V(!is_inside_world(), Vector<Plane>());
Size2 viewport_size = get_viewport()->get_visible_rect().size;
Projection cm;
if (mode == PROJECTION_PERSPECTIVE) {
cm.set_perspective(fov, viewport_size.aspect(), near, far, keep_aspect == KEEP_WIDTH);
} else {
cm.set_orthogonal(size, viewport_size.aspect(), near, far, keep_aspect == KEEP_WIDTH);
}
return cm.get_projection_planes(get_camera_transform());
}
bool Camera3D::is_position_in_frustum(const Vector3 &p_position) const {
Vector<Plane> frustum = get_frustum();
for (int i = 0; i < frustum.size(); i++) {
if (frustum[i].is_point_over(p_position)) {
return false;
}
}
return true;
}
void Camera3D::set_v_offset(real_t p_offset) {
v_offset = p_offset;
_update_camera();
}
real_t Camera3D::get_v_offset() const {
return v_offset;
}
void Camera3D::set_h_offset(real_t p_offset) {
h_offset = p_offset;
_update_camera();
}
real_t Camera3D::get_h_offset() const {
return h_offset;
}
Vector3 Camera3D::get_doppler_tracked_velocity() const {
if (doppler_tracking != DOPPLER_TRACKING_DISABLED) {
return velocity_tracker->get_tracked_linear_velocity();
} else {
return Vector3();
}
}
RID Camera3D::get_pyramid_shape_rid() {
ERR_FAIL_COND_V_MSG(!is_inside_tree(), RID(), "Camera is not inside scene.");
if (pyramid_shape == RID()) {
pyramid_shape_points = get_near_plane_points();
pyramid_shape = PhysicsServer3D::get_singleton()->convex_polygon_shape_create();
PhysicsServer3D::get_singleton()->shape_set_data(pyramid_shape, pyramid_shape_points);
} else { //check if points changed
Vector<Vector3> local_points = get_near_plane_points();
bool all_equal = true;
for (int i = 0; i < 5; i++) {
if (local_points[i] != pyramid_shape_points[i]) {
all_equal = false;
break;
}
}
if (!all_equal) {
PhysicsServer3D::get_singleton()->shape_set_data(pyramid_shape, local_points);
pyramid_shape_points = local_points;
}
}
return pyramid_shape;
}
Camera3D::Camera3D() {
camera = RenderingServer::get_singleton()->camera_create();
set_perspective(75.0, 0.05, 4000.0);
RenderingServer::get_singleton()->camera_set_cull_mask(camera, layers);
//active=false;
velocity_tracker.instantiate();
set_notify_transform(true);
set_disable_scale(true);
}
Camera3D::~Camera3D() {
RenderingServer::get_singleton()->free(camera);
if (pyramid_shape.is_valid()) {
PhysicsServer3D::get_singleton()->free(pyramid_shape);
}
}
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