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godot/scene/3d/sprite_3d.cpp

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/*************************************************************************/
/* sprite_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 "sprite_3d.h"
#include "scene/scene_string_names.h"
Color SpriteBase3D::_get_color_accum() {
if (!color_dirty) {
return color_accum;
}
if (parent_sprite) {
color_accum = parent_sprite->_get_color_accum();
} else {
color_accum = Color(1, 1, 1, 1);
}
color_accum.r *= modulate.r;
color_accum.g *= modulate.g;
color_accum.b *= modulate.b;
color_accum.a *= modulate.a;
color_dirty = false;
return color_accum;
}
void SpriteBase3D::_propagate_color_changed() {
if (color_dirty) {
return;
}
color_dirty = true;
_queue_redraw();
for (SpriteBase3D *&E : children) {
E->_propagate_color_changed();
}
}
void SpriteBase3D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
if (!pending_update) {
_im_update();
}
parent_sprite = Object::cast_to<SpriteBase3D>(get_parent());
if (parent_sprite) {
pI = parent_sprite->children.push_back(this);
}
} break;
case NOTIFICATION_EXIT_TREE: {
if (parent_sprite) {
parent_sprite->children.erase(pI);
pI = nullptr;
parent_sprite = nullptr;
}
} break;
}
}
void SpriteBase3D::draw_texture_rect(Ref<Texture2D> p_texture, Rect2 p_dst_rect, Rect2 p_src_rect) {
ERR_FAIL_COND(p_texture.is_null());
Rect2 final_rect;
Rect2 final_src_rect;
if (!p_texture->get_rect_region(p_dst_rect, p_src_rect, final_rect, final_src_rect)) {
return;
}
if (final_rect.size.x == 0 || final_rect.size.y == 0) {
return;
}
// 2D: 3D plane (axes match exactly when `axis == Vector3::AXIS_Z`):
// -X+ -X+
// - +
// Y +--------+ +--------+ +--------+ Y +--------+
// + | +--+ | | | (2) | | - | 0--1 |
// | |ab| | (1) | +--+ | (3) | 3--2 | | |ab| |
// | |cd| | --> | |ab| | --> | |cd| | <==> | |cd| |
// | +--+ | | |cd| | | |ab| | | 3--2 |
// | | | +--+ | | 0--1 | | |
// +--------+ +--------+ +--------+ +--------+
// (1) Y-wise shift `final_rect` within `p_dst_rect` so after inverting Y
// axis distances between top/bottom borders will be preserved (so for
// example AtlasTextures with vertical margins will look the same in 2D/3D).
final_rect.position.y = (p_dst_rect.position.y + p_dst_rect.size.y) - ((final_rect.position.y + final_rect.size.y) - p_dst_rect.position.y);
Color color = _get_color_accum();
real_t px_size = get_pixel_size();
// (2) Order vertices (0123) bottom-top in 2D / top-bottom in 3D.
Vector2 vertices[4] = {
(final_rect.position + Vector2(0, final_rect.size.y)) * px_size,
(final_rect.position + final_rect.size) * px_size,
(final_rect.position + Vector2(final_rect.size.x, 0)) * px_size,
final_rect.position * px_size,
};
Vector2 src_tsize = p_texture->get_size();
// Properly setup UVs for impostor textures (AtlasTexture).
Ref<AtlasTexture> atlas_tex = p_texture;
if (atlas_tex != nullptr) {
src_tsize[0] = atlas_tex->get_atlas()->get_width();
src_tsize[1] = atlas_tex->get_atlas()->get_height();
}
// (3) Assign UVs (abcd) according to the vertices order (bottom-top in 2D / top-bottom in 3D).
Vector2 uvs[4] = {
final_src_rect.position / src_tsize,
(final_src_rect.position + Vector2(final_src_rect.size.x, 0)) / src_tsize,
(final_src_rect.position + final_src_rect.size) / src_tsize,
(final_src_rect.position + Vector2(0, final_src_rect.size.y)) / src_tsize,
};
if (is_flipped_h()) {
SWAP(uvs[0], uvs[1]);
SWAP(uvs[2], uvs[3]);
}
if (is_flipped_v()) {
SWAP(uvs[0], uvs[3]);
SWAP(uvs[1], uvs[2]);
}
Vector3 normal;
int ax = get_axis();
normal[ax] = 1.0;
Plane tangent;
if (ax == Vector3::AXIS_X) {
tangent = Plane(0, 0, -1, 1);
} else {
tangent = Plane(1, 0, 0, 1);
}
int x_axis = ((ax + 1) % 3);
int y_axis = ((ax + 2) % 3);
if (ax != Vector3::AXIS_Z) {
SWAP(x_axis, y_axis);
for (int i = 0; i < 4; i++) {
//uvs[i] = Vector2(1.0,1.0)-uvs[i];
//SWAP(vertices[i].x,vertices[i].y);
if (ax == Vector3::AXIS_Y) {
vertices[i].y = -vertices[i].y;
} else if (ax == Vector3::AXIS_X) {
vertices[i].x = -vertices[i].x;
}
}
}
AABB aabb_new;
// Everything except position and UV is compressed.
uint8_t *vertex_write_buffer = vertex_buffer.ptrw();
uint8_t *attribute_write_buffer = attribute_buffer.ptrw();
uint32_t v_normal;
{
Vector3 n = normal * Vector3(0.5, 0.5, 0.5) + Vector3(0.5, 0.5, 0.5);
Vector2 res = n.octahedron_encode();
uint32_t value = 0;
value |= (uint16_t)CLAMP(res.x * 65535, 0, 65535);
value |= (uint16_t)CLAMP(res.y * 65535, 0, 65535) << 16;
v_normal = value;
}
uint32_t v_tangent;
{
Plane t = tangent;
Vector2 res = t.normal.octahedron_tangent_encode(t.d);
uint32_t value = 0;
value |= (uint16_t)CLAMP(res.x * 65535, 0, 65535);
value |= (uint16_t)CLAMP(res.y * 65535, 0, 65535) << 16;
v_tangent = value;
}
uint8_t v_color[4] = {
uint8_t(CLAMP(color.r * 255.0, 0.0, 255.0)),
uint8_t(CLAMP(color.g * 255.0, 0.0, 255.0)),
uint8_t(CLAMP(color.b * 255.0, 0.0, 255.0)),
uint8_t(CLAMP(color.a * 255.0, 0.0, 255.0))
};
for (int i = 0; i < 4; i++) {
Vector3 vtx;
vtx[x_axis] = vertices[i][0];
vtx[y_axis] = vertices[i][1];
if (i == 0) {
aabb_new.position = vtx;
aabb_new.size = Vector3();
} else {
aabb_new.expand_to(vtx);
}
float v_uv[2] = { (float)uvs[i].x, (float)uvs[i].y };
memcpy(&attribute_write_buffer[i * attrib_stride + mesh_surface_offsets[RS::ARRAY_TEX_UV]], v_uv, 8);
float v_vertex[3] = { (float)vtx.x, (float)vtx.y, (float)vtx.z };
memcpy(&vertex_write_buffer[i * vertex_stride + mesh_surface_offsets[RS::ARRAY_VERTEX]], &v_vertex, sizeof(float) * 3);
memcpy(&vertex_write_buffer[i * vertex_stride + mesh_surface_offsets[RS::ARRAY_NORMAL]], &v_normal, 4);
memcpy(&vertex_write_buffer[i * vertex_stride + mesh_surface_offsets[RS::ARRAY_TANGENT]], &v_tangent, 4);
memcpy(&attribute_write_buffer[i * attrib_stride + mesh_surface_offsets[RS::ARRAY_COLOR]], v_color, 4);
}
RID mesh_new = get_mesh();
RS::get_singleton()->mesh_surface_update_vertex_region(mesh_new, 0, 0, vertex_buffer);
RS::get_singleton()->mesh_surface_update_attribute_region(mesh_new, 0, 0, attribute_buffer);
RS::get_singleton()->mesh_set_custom_aabb(mesh_new, aabb_new);
set_aabb(aabb_new);
RID shader_rid;
StandardMaterial3D::get_material_for_2d(get_draw_flag(FLAG_SHADED), get_draw_flag(FLAG_TRANSPARENT), get_draw_flag(FLAG_DOUBLE_SIDED), get_alpha_cut_mode() == ALPHA_CUT_DISCARD, get_alpha_cut_mode() == ALPHA_CUT_OPAQUE_PREPASS, get_billboard_mode() == StandardMaterial3D::BILLBOARD_ENABLED, get_billboard_mode() == StandardMaterial3D::BILLBOARD_FIXED_Y, false, get_draw_flag(FLAG_DISABLE_DEPTH_TEST), get_draw_flag(FLAG_FIXED_SIZE), get_texture_filter(), &shader_rid);
if (last_shader != shader_rid) {
RS::get_singleton()->material_set_shader(get_material(), shader_rid);
last_shader = shader_rid;
}
if (last_texture != p_texture->get_rid()) {
RS::get_singleton()->material_set_param(get_material(), "texture_albedo", p_texture->get_rid());
last_texture = p_texture->get_rid();
}
if (get_alpha_cut_mode() == ALPHA_CUT_DISABLED) {
RS::get_singleton()->material_set_render_priority(get_material(), get_render_priority());
RS::get_singleton()->mesh_surface_set_material(mesh, 0, get_material());
}
}
void SpriteBase3D::set_centered(bool p_center) {
centered = p_center;
_queue_redraw();
}
bool SpriteBase3D::is_centered() const {
return centered;
}
void SpriteBase3D::set_offset(const Point2 &p_offset) {
offset = p_offset;
_queue_redraw();
}
Point2 SpriteBase3D::get_offset() const {
return offset;
}
void SpriteBase3D::set_flip_h(bool p_flip) {
hflip = p_flip;
_queue_redraw();
}
bool SpriteBase3D::is_flipped_h() const {
return hflip;
}
void SpriteBase3D::set_flip_v(bool p_flip) {
vflip = p_flip;
_queue_redraw();
}
bool SpriteBase3D::is_flipped_v() const {
return vflip;
}
void SpriteBase3D::set_modulate(const Color &p_color) {
modulate = p_color;
_propagate_color_changed();
_queue_redraw();
}
Color SpriteBase3D::get_modulate() const {
return modulate;
}
void SpriteBase3D::set_render_priority(int p_priority) {
ERR_FAIL_COND(p_priority < RS::MATERIAL_RENDER_PRIORITY_MIN || p_priority > RS::MATERIAL_RENDER_PRIORITY_MAX);
render_priority = p_priority;
_queue_redraw();
}
int SpriteBase3D::get_render_priority() const {
return render_priority;
}
void SpriteBase3D::set_pixel_size(real_t p_amount) {
pixel_size = p_amount;
_queue_redraw();
}
real_t SpriteBase3D::get_pixel_size() const {
return pixel_size;
}
void SpriteBase3D::set_axis(Vector3::Axis p_axis) {
ERR_FAIL_INDEX(p_axis, 3);
axis = p_axis;
_queue_redraw();
}
Vector3::Axis SpriteBase3D::get_axis() const {
return axis;
}
void SpriteBase3D::_im_update() {
_draw();
pending_update = false;
//texture->draw_rect_region(ci,dst_rect,src_rect,modulate);
}
void SpriteBase3D::_queue_redraw() {
// The 3D equivalent of CanvasItem.queue_redraw().
if (pending_update) {
return;
}
triangle_mesh.unref();
update_gizmos();
pending_update = true;
call_deferred(SceneStringNames::get_singleton()->_im_update);
}
AABB SpriteBase3D::get_aabb() const {
return aabb;
}
Ref<TriangleMesh> SpriteBase3D::generate_triangle_mesh() const {
if (triangle_mesh.is_valid()) {
return triangle_mesh;
}
Vector<Vector3> faces;
faces.resize(6);
Vector3 *facesw = faces.ptrw();
Rect2 final_rect = get_item_rect();
if (final_rect.size.x == 0 || final_rect.size.y == 0) {
return Ref<TriangleMesh>();
}
real_t px_size = get_pixel_size();
Vector2 vertices[4] = {
(final_rect.position + Vector2(0, final_rect.size.y)) * px_size,
(final_rect.position + final_rect.size) * px_size,
(final_rect.position + Vector2(final_rect.size.x, 0)) * px_size,
final_rect.position * px_size,
};
int x_axis = ((axis + 1) % 3);
int y_axis = ((axis + 2) % 3);
if (axis != Vector3::AXIS_Z) {
SWAP(x_axis, y_axis);
for (int i = 0; i < 4; i++) {
if (axis == Vector3::AXIS_Y) {
vertices[i].y = -vertices[i].y;
} else if (axis == Vector3::AXIS_X) {
vertices[i].x = -vertices[i].x;
}
}
}
static const int indices[6] = {
0, 1, 2,
0, 2, 3
};
for (int j = 0; j < 6; j++) {
int i = indices[j];
Vector3 vtx;
vtx[x_axis] = vertices[i][0];
vtx[y_axis] = vertices[i][1];
facesw[j] = vtx;
}
triangle_mesh = Ref<TriangleMesh>(memnew(TriangleMesh));
triangle_mesh->create(faces);
return triangle_mesh;
}
void SpriteBase3D::set_draw_flag(DrawFlags p_flag, bool p_enable) {
ERR_FAIL_INDEX(p_flag, FLAG_MAX);
flags[p_flag] = p_enable;
_queue_redraw();
}
bool SpriteBase3D::get_draw_flag(DrawFlags p_flag) const {
ERR_FAIL_INDEX_V(p_flag, FLAG_MAX, false);
return flags[p_flag];
}
void SpriteBase3D::set_alpha_cut_mode(AlphaCutMode p_mode) {
ERR_FAIL_INDEX(p_mode, 3);
alpha_cut = p_mode;
_queue_redraw();
}
SpriteBase3D::AlphaCutMode SpriteBase3D::get_alpha_cut_mode() const {
return alpha_cut;
}
void SpriteBase3D::set_billboard_mode(StandardMaterial3D::BillboardMode p_mode) {
ERR_FAIL_INDEX(p_mode, 3); // Cannot use BILLBOARD_PARTICLES.
billboard_mode = p_mode;
_queue_redraw();
}
StandardMaterial3D::BillboardMode SpriteBase3D::get_billboard_mode() const {
return billboard_mode;
}
void SpriteBase3D::set_texture_filter(StandardMaterial3D::TextureFilter p_filter) {
if (texture_filter != p_filter) {
texture_filter = p_filter;
_queue_redraw();
}
}
StandardMaterial3D::TextureFilter SpriteBase3D::get_texture_filter() const {
return texture_filter;
}
void SpriteBase3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_centered", "centered"), &SpriteBase3D::set_centered);
ClassDB::bind_method(D_METHOD("is_centered"), &SpriteBase3D::is_centered);
ClassDB::bind_method(D_METHOD("set_offset", "offset"), &SpriteBase3D::set_offset);
ClassDB::bind_method(D_METHOD("get_offset"), &SpriteBase3D::get_offset);
ClassDB::bind_method(D_METHOD("set_flip_h", "flip_h"), &SpriteBase3D::set_flip_h);
ClassDB::bind_method(D_METHOD("is_flipped_h"), &SpriteBase3D::is_flipped_h);
ClassDB::bind_method(D_METHOD("set_flip_v", "flip_v"), &SpriteBase3D::set_flip_v);
ClassDB::bind_method(D_METHOD("is_flipped_v"), &SpriteBase3D::is_flipped_v);
ClassDB::bind_method(D_METHOD("set_modulate", "modulate"), &SpriteBase3D::set_modulate);
ClassDB::bind_method(D_METHOD("get_modulate"), &SpriteBase3D::get_modulate);
ClassDB::bind_method(D_METHOD("set_render_priority", "priority"), &SpriteBase3D::set_render_priority);
ClassDB::bind_method(D_METHOD("get_render_priority"), &SpriteBase3D::get_render_priority);
ClassDB::bind_method(D_METHOD("set_pixel_size", "pixel_size"), &SpriteBase3D::set_pixel_size);
ClassDB::bind_method(D_METHOD("get_pixel_size"), &SpriteBase3D::get_pixel_size);
ClassDB::bind_method(D_METHOD("set_axis", "axis"), &SpriteBase3D::set_axis);
ClassDB::bind_method(D_METHOD("get_axis"), &SpriteBase3D::get_axis);
ClassDB::bind_method(D_METHOD("set_draw_flag", "flag", "enabled"), &SpriteBase3D::set_draw_flag);
ClassDB::bind_method(D_METHOD("get_draw_flag", "flag"), &SpriteBase3D::get_draw_flag);
ClassDB::bind_method(D_METHOD("set_alpha_cut_mode", "mode"), &SpriteBase3D::set_alpha_cut_mode);
ClassDB::bind_method(D_METHOD("get_alpha_cut_mode"), &SpriteBase3D::get_alpha_cut_mode);
ClassDB::bind_method(D_METHOD("set_billboard_mode", "mode"), &SpriteBase3D::set_billboard_mode);
ClassDB::bind_method(D_METHOD("get_billboard_mode"), &SpriteBase3D::get_billboard_mode);
ClassDB::bind_method(D_METHOD("set_texture_filter", "mode"), &SpriteBase3D::set_texture_filter);
ClassDB::bind_method(D_METHOD("get_texture_filter"), &SpriteBase3D::get_texture_filter);
ClassDB::bind_method(D_METHOD("get_item_rect"), &SpriteBase3D::get_item_rect);
ClassDB::bind_method(D_METHOD("generate_triangle_mesh"), &SpriteBase3D::generate_triangle_mesh);
ClassDB::bind_method(D_METHOD("_im_update"), &SpriteBase3D::_im_update);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "centered"), "set_centered", "is_centered");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "offset", PROPERTY_HINT_NONE, "suffix:px"), "set_offset", "get_offset");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "flip_h"), "set_flip_h", "is_flipped_h");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "flip_v"), "set_flip_v", "is_flipped_v");
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "modulate"), "set_modulate", "get_modulate");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "pixel_size", PROPERTY_HINT_RANGE, "0.0001,128,0.0001,suffix:m"), "set_pixel_size", "get_pixel_size");
ADD_PROPERTY(PropertyInfo(Variant::INT, "axis", PROPERTY_HINT_ENUM, "X-Axis,Y-Axis,Z-Axis"), "set_axis", "get_axis");
ADD_GROUP("Flags", "");
ADD_PROPERTY(PropertyInfo(Variant::INT, "billboard", PROPERTY_HINT_ENUM, "Disabled,Enabled,Y-Billboard"), "set_billboard_mode", "get_billboard_mode");
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "transparent"), "set_draw_flag", "get_draw_flag", FLAG_TRANSPARENT);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "shaded"), "set_draw_flag", "get_draw_flag", FLAG_SHADED);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "double_sided"), "set_draw_flag", "get_draw_flag", FLAG_DOUBLE_SIDED);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "no_depth_test"), "set_draw_flag", "get_draw_flag", FLAG_DISABLE_DEPTH_TEST);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "fixed_size"), "set_draw_flag", "get_draw_flag", FLAG_FIXED_SIZE);
ADD_PROPERTY(PropertyInfo(Variant::INT, "alpha_cut", PROPERTY_HINT_ENUM, "Disabled,Discard,Opaque Pre-Pass"), "set_alpha_cut_mode", "get_alpha_cut_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "texture_filter", PROPERTY_HINT_ENUM, "Nearest,Linear,Nearest Mipmap,Linear Mipmap,Nearest Mipmap Anisotropic,Linear Mipmap Anisotropic"), "set_texture_filter", "get_texture_filter");
ADD_PROPERTY(PropertyInfo(Variant::INT, "render_priority", PROPERTY_HINT_RANGE, itos(RS::MATERIAL_RENDER_PRIORITY_MIN) + "," + itos(RS::MATERIAL_RENDER_PRIORITY_MAX) + ",1"), "set_render_priority", "get_render_priority");
BIND_ENUM_CONSTANT(FLAG_TRANSPARENT);
BIND_ENUM_CONSTANT(FLAG_SHADED);
BIND_ENUM_CONSTANT(FLAG_DOUBLE_SIDED);
BIND_ENUM_CONSTANT(FLAG_DISABLE_DEPTH_TEST);
BIND_ENUM_CONSTANT(FLAG_FIXED_SIZE);
BIND_ENUM_CONSTANT(FLAG_MAX);
BIND_ENUM_CONSTANT(ALPHA_CUT_DISABLED);
BIND_ENUM_CONSTANT(ALPHA_CUT_DISCARD);
BIND_ENUM_CONSTANT(ALPHA_CUT_OPAQUE_PREPASS);
}
SpriteBase3D::SpriteBase3D() {
for (int i = 0; i < FLAG_MAX; i++) {
flags[i] = i == FLAG_TRANSPARENT || i == FLAG_DOUBLE_SIDED;
}
material = RenderingServer::get_singleton()->material_create();
// Set defaults for material, names need to match up those in StandardMaterial3D.
RS::get_singleton()->material_set_param(material, "albedo", Color(1, 1, 1, 1));
RS::get_singleton()->material_set_param(material, "specular", 0.5);
RS::get_singleton()->material_set_param(material, "metallic", 0.0);
RS::get_singleton()->material_set_param(material, "roughness", 1.0);
RS::get_singleton()->material_set_param(material, "uv1_offset", Vector3(0, 0, 0));
RS::get_singleton()->material_set_param(material, "uv1_scale", Vector3(1, 1, 1));
RS::get_singleton()->material_set_param(material, "uv2_offset", Vector3(0, 0, 0));
RS::get_singleton()->material_set_param(material, "uv2_scale", Vector3(1, 1, 1));
RS::get_singleton()->material_set_param(material, "alpha_scissor_threshold", 0.5);
mesh = RenderingServer::get_singleton()->mesh_create();
PackedVector3Array mesh_vertices;
PackedVector3Array mesh_normals;
PackedFloat32Array mesh_tangents;
PackedColorArray mesh_colors;
PackedVector2Array mesh_uvs;
PackedInt32Array indices;
mesh_vertices.resize(4);
mesh_normals.resize(4);
mesh_tangents.resize(16);
mesh_colors.resize(4);
mesh_uvs.resize(4);
// Create basic mesh and store format information.
for (int i = 0; i < 4; i++) {
mesh_normals.write[i] = Vector3(0.0, 0.0, 0.0);
mesh_tangents.write[i * 4 + 0] = 0.0;
mesh_tangents.write[i * 4 + 1] = 0.0;
mesh_tangents.write[i * 4 + 2] = 0.0;
mesh_tangents.write[i * 4 + 3] = 0.0;
mesh_colors.write[i] = Color(1.0, 1.0, 1.0, 1.0);
mesh_uvs.write[i] = Vector2(0.0, 0.0);
mesh_vertices.write[i] = Vector3(0.0, 0.0, 0.0);
}
indices.resize(6);
indices.write[0] = 0;
indices.write[1] = 1;
indices.write[2] = 2;
indices.write[3] = 0;
indices.write[4] = 2;
indices.write[5] = 3;
Array mesh_array;
mesh_array.resize(RS::ARRAY_MAX);
mesh_array[RS::ARRAY_VERTEX] = mesh_vertices;
mesh_array[RS::ARRAY_NORMAL] = mesh_normals;
mesh_array[RS::ARRAY_TANGENT] = mesh_tangents;
mesh_array[RS::ARRAY_COLOR] = mesh_colors;
mesh_array[RS::ARRAY_TEX_UV] = mesh_uvs;
mesh_array[RS::ARRAY_INDEX] = indices;
RS::SurfaceData sd;
RS::get_singleton()->mesh_create_surface_data_from_arrays(&sd, RS::PRIMITIVE_TRIANGLES, mesh_array);
mesh_surface_format = sd.format;
vertex_buffer = sd.vertex_data;
attribute_buffer = sd.attribute_data;
sd.material = material;
RS::get_singleton()->mesh_surface_make_offsets_from_format(sd.format, sd.vertex_count, sd.index_count, mesh_surface_offsets, vertex_stride, attrib_stride, skin_stride);
RS::get_singleton()->mesh_add_surface(mesh, sd);
set_base(mesh);
}
SpriteBase3D::~SpriteBase3D() {
RenderingServer::get_singleton()->free(mesh);
RenderingServer::get_singleton()->free(material);
}
///////////////////////////////////////////
void Sprite3D::_draw() {
if (get_base() != get_mesh()) {
set_base(get_mesh());
}
if (texture.is_null()) {
set_base(RID());
return;
}
Vector2 tsize = texture->get_size();
if (tsize.x == 0 || tsize.y == 0) {
return;
}
Rect2 base_rect;
if (region) {
base_rect = region_rect;
} else {
base_rect = Rect2(0, 0, texture->get_width(), texture->get_height());
}
Size2 frame_size = base_rect.size / Size2(hframes, vframes);
Point2 frame_offset = Point2(frame % hframes, frame / hframes) * frame_size;
Point2 dst_offset = get_offset();
if (is_centered()) {
dst_offset -= frame_size / 2.0f;
}
Rect2 src_rect(base_rect.position + frame_offset, frame_size);
Rect2 dst_rect(dst_offset, frame_size);
draw_texture_rect(texture, dst_rect, src_rect);
}
void Sprite3D::set_texture(const Ref<Texture2D> &p_texture) {
if (p_texture == texture) {
return;
}
if (texture.is_valid()) {
texture->disconnect(SceneStringNames::get_singleton()->changed, callable_mp((SpriteBase3D *)this, &Sprite3D::_queue_redraw));
}
texture = p_texture;
if (texture.is_valid()) {
texture->connect(SceneStringNames::get_singleton()->changed, callable_mp((SpriteBase3D *)this, &Sprite3D::_queue_redraw));
}
_queue_redraw();
emit_signal(SceneStringNames::get_singleton()->texture_changed);
}
Ref<Texture2D> Sprite3D::get_texture() const {
return texture;
}
void Sprite3D::set_region_enabled(bool p_region) {
if (p_region == region) {
return;
}
region = p_region;
_queue_redraw();
notify_property_list_changed();
}
bool Sprite3D::is_region_enabled() const {
return region;
}
void Sprite3D::set_region_rect(const Rect2 &p_region_rect) {
bool changed = region_rect != p_region_rect;
region_rect = p_region_rect;
if (region && changed) {
_queue_redraw();
}
}
Rect2 Sprite3D::get_region_rect() const {
return region_rect;
}
void Sprite3D::set_frame(int p_frame) {
ERR_FAIL_INDEX(p_frame, int64_t(vframes) * hframes);
frame = p_frame;
_queue_redraw();
emit_signal(SceneStringNames::get_singleton()->frame_changed);
}
int Sprite3D::get_frame() const {
return frame;
}
void Sprite3D::set_frame_coords(const Vector2i &p_coord) {
ERR_FAIL_INDEX(p_coord.x, hframes);
ERR_FAIL_INDEX(p_coord.y, vframes);
set_frame(p_coord.y * hframes + p_coord.x);
}
Vector2i Sprite3D::get_frame_coords() const {
return Vector2i(frame % hframes, frame / hframes);
}
void Sprite3D::set_vframes(int p_amount) {
ERR_FAIL_COND(p_amount < 1);
vframes = p_amount;
_queue_redraw();
notify_property_list_changed();
}
int Sprite3D::get_vframes() const {
return vframes;
}
void Sprite3D::set_hframes(int p_amount) {
ERR_FAIL_COND(p_amount < 1);
hframes = p_amount;
_queue_redraw();
notify_property_list_changed();
}
int Sprite3D::get_hframes() const {
return hframes;
}
Rect2 Sprite3D::get_item_rect() const {
if (texture.is_null()) {
return Rect2(0, 0, 1, 1);
}
Size2 s;
if (region) {
s = region_rect.size;
} else {
s = texture->get_size();
s = s / Point2(hframes, vframes);
}
Point2 ofs = get_offset();
if (is_centered()) {
ofs -= s / 2;
}
if (s == Size2(0, 0)) {
s = Size2(1, 1);
}
return Rect2(ofs, s);
}
void Sprite3D::_validate_property(PropertyInfo &p_property) const {
if (p_property.name == "frame") {
p_property.hint = PROPERTY_HINT_RANGE;
p_property.hint_string = "0," + itos(vframes * hframes - 1) + ",1";
p_property.usage |= PROPERTY_USAGE_KEYING_INCREMENTS;
}
if (p_property.name == "frame_coords") {
p_property.usage |= PROPERTY_USAGE_KEYING_INCREMENTS;
}
if (!region && (p_property.name == "region_rect")) {
p_property.usage = PROPERTY_USAGE_NO_EDITOR;
}
}
void Sprite3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_texture", "texture"), &Sprite3D::set_texture);
ClassDB::bind_method(D_METHOD("get_texture"), &Sprite3D::get_texture);
ClassDB::bind_method(D_METHOD("set_region_enabled", "enabled"), &Sprite3D::set_region_enabled);
ClassDB::bind_method(D_METHOD("is_region_enabled"), &Sprite3D::is_region_enabled);
ClassDB::bind_method(D_METHOD("set_region_rect", "rect"), &Sprite3D::set_region_rect);
ClassDB::bind_method(D_METHOD("get_region_rect"), &Sprite3D::get_region_rect);
ClassDB::bind_method(D_METHOD("set_frame", "frame"), &Sprite3D::set_frame);
ClassDB::bind_method(D_METHOD("get_frame"), &Sprite3D::get_frame);
ClassDB::bind_method(D_METHOD("set_frame_coords", "coords"), &Sprite3D::set_frame_coords);
ClassDB::bind_method(D_METHOD("get_frame_coords"), &Sprite3D::get_frame_coords);
ClassDB::bind_method(D_METHOD("set_vframes", "vframes"), &Sprite3D::set_vframes);
ClassDB::bind_method(D_METHOD("get_vframes"), &Sprite3D::get_vframes);
ClassDB::bind_method(D_METHOD("set_hframes", "hframes"), &Sprite3D::set_hframes);
ClassDB::bind_method(D_METHOD("get_hframes"), &Sprite3D::get_hframes);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_texture", "get_texture");
ADD_GROUP("Animation", "");
ADD_PROPERTY(PropertyInfo(Variant::INT, "hframes", PROPERTY_HINT_RANGE, "1,16384,1"), "set_hframes", "get_hframes");
ADD_PROPERTY(PropertyInfo(Variant::INT, "vframes", PROPERTY_HINT_RANGE, "1,16384,1"), "set_vframes", "get_vframes");
ADD_PROPERTY(PropertyInfo(Variant::INT, "frame"), "set_frame", "get_frame");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "frame_coords", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_EDITOR), "set_frame_coords", "get_frame_coords");
ADD_GROUP("Region", "region_");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "region_enabled"), "set_region_enabled", "is_region_enabled");
ADD_PROPERTY(PropertyInfo(Variant::RECT2, "region_rect", PROPERTY_HINT_NONE, "suffix:px"), "set_region_rect", "get_region_rect");
ADD_SIGNAL(MethodInfo("frame_changed"));
ADD_SIGNAL(MethodInfo("texture_changed"));
}
Sprite3D::Sprite3D() {
}
////////////////////////////////////////
void AnimatedSprite3D::_draw() {
if (get_base() != get_mesh()) {
set_base(get_mesh());
}
if (frames.is_null() || !frames->has_animation(animation)) {
return;
}
Ref<Texture2D> texture = frames->get_frame(animation, frame);
if (texture.is_null()) {
set_base(RID());
return;
}
Size2 tsize = texture->get_size();
if (tsize.x == 0 || tsize.y == 0) {
return;
}
Rect2 src_rect;
src_rect.size = tsize;
Point2 ofs = get_offset();
if (is_centered()) {
ofs -= tsize / 2;
}
Rect2 dst_rect(ofs, tsize);
draw_texture_rect(texture, dst_rect, src_rect);
}
void AnimatedSprite3D::_validate_property(PropertyInfo &p_property) const {
if (!frames.is_valid()) {
return;
}
if (p_property.name == "animation") {
p_property.hint = PROPERTY_HINT_ENUM;
List<StringName> names;
frames->get_animation_list(&names);
names.sort_custom<StringName::AlphCompare>();
bool current_found = false;
bool is_first_element = true;
for (const StringName &E : names) {
if (!is_first_element) {
p_property.hint_string += ",";
} else {
is_first_element = false;
}
p_property.hint_string += String(E);
if (animation == E) {
current_found = true;
}
}
if (!current_found) {
if (p_property.hint_string.is_empty()) {
p_property.hint_string = String(animation);
} else {
p_property.hint_string = String(animation) + "," + p_property.hint_string;
}
}
return;
}
if (p_property.name == "frame") {
if (playing) {
p_property.usage = PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_READ_ONLY;
return;
}
p_property.hint = PROPERTY_HINT_RANGE;
if (frames->has_animation(animation) && frames->get_frame_count(animation) > 0) {
p_property.hint_string = "0," + itos(frames->get_frame_count(animation) - 1) + ",1";
} else {
// Avoid an error, `hint_string` is required for `PROPERTY_HINT_RANGE`.
p_property.hint_string = "0,0,1";
}
p_property.usage |= PROPERTY_USAGE_KEYING_INCREMENTS;
}
}
void AnimatedSprite3D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_INTERNAL_PROCESS: {
if (frames.is_null() || !frames->has_animation(animation)) {
return;
}
double speed = frames->get_animation_speed(animation) * Math::abs(speed_scale);
if (speed == 0) {
return; // Do nothing.
}
int last_frame = frames->get_frame_count(animation) - 1;
double remaining = get_process_delta_time();
while (remaining) {
if (timeout <= 0) {
timeout = _get_frame_duration();
if (!playing_backwards) {
// Forward.
if (frame >= last_frame) {
if (frames->get_animation_loop(animation)) {
frame = 0;
emit_signal(SceneStringNames::get_singleton()->animation_finished);
} else {
frame = last_frame;
if (!is_over) {
is_over = true;
emit_signal(SceneStringNames::get_singleton()->animation_finished);
}
}
} else {
frame++;
}
} else {
// Reversed.
if (frame <= 0) {
if (frames->get_animation_loop(animation)) {
frame = last_frame;
emit_signal(SceneStringNames::get_singleton()->animation_finished);
} else {
frame = 0;
if (!is_over) {
is_over = true;
emit_signal(SceneStringNames::get_singleton()->animation_finished);
}
}
} else {
frame--;
}
}
_queue_redraw();
emit_signal(SceneStringNames::get_singleton()->frame_changed);
}
double to_process = MIN(timeout, remaining);
remaining -= to_process;
timeout -= to_process;
}
} break;
}
}
void AnimatedSprite3D::set_sprite_frames(const Ref<SpriteFrames> &p_frames) {
if (frames.is_valid()) {
frames->disconnect(SceneStringNames::get_singleton()->changed, callable_mp(this, &AnimatedSprite3D::_res_changed));
}
frames = p_frames;
if (frames.is_valid()) {
frames->connect(SceneStringNames::get_singleton()->changed, callable_mp(this, &AnimatedSprite3D::_res_changed));
}
if (frames.is_null()) {
frame = 0;
} else {
set_frame(frame);
}
notify_property_list_changed();
_reset_timeout();
_queue_redraw();
update_configuration_warnings();
}
Ref<SpriteFrames> AnimatedSprite3D::get_sprite_frames() const {
return frames;
}
void AnimatedSprite3D::set_frame(int p_frame) {
if (frames.is_null()) {
return;
}
if (frames->has_animation(animation)) {
int limit = frames->get_frame_count(animation);
if (p_frame >= limit) {
p_frame = limit - 1;
}
}
if (p_frame < 0) {
p_frame = 0;
}
if (frame == p_frame) {
return;
}
frame = p_frame;
_reset_timeout();
_queue_redraw();
emit_signal(SceneStringNames::get_singleton()->frame_changed);
}
int AnimatedSprite3D::get_frame() const {
return frame;
}
void AnimatedSprite3D::set_speed_scale(double p_speed_scale) {
if (speed_scale == p_speed_scale) {
return;
}
double elapsed = _get_frame_duration() - timeout;
speed_scale = p_speed_scale;
playing_backwards = signbit(speed_scale) != backwards;
// We adapt the timeout so that the animation speed adapts as soon as the speed scale is changed.
_reset_timeout();
timeout -= elapsed;
}
double AnimatedSprite3D::get_speed_scale() const {
return speed_scale;
}
Rect2 AnimatedSprite3D::get_item_rect() const {
if (frames.is_null() || !frames->has_animation(animation)) {
return Rect2(0, 0, 1, 1);
}
if (frame < 0 || frame >= frames->get_frame_count(animation)) {
return Rect2(0, 0, 1, 1);
}
Ref<Texture2D> t;
if (animation) {
t = frames->get_frame(animation, frame);
}
if (t.is_null()) {
return Rect2(0, 0, 1, 1);
}
Size2 s = t->get_size();
Point2 ofs = get_offset();
if (centered) {
ofs -= s / 2;
}
if (s == Size2(0, 0)) {
s = Size2(1, 1);
}
return Rect2(ofs, s);
}
void AnimatedSprite3D::_res_changed() {
set_frame(frame);
_queue_redraw();
}
void AnimatedSprite3D::set_playing(bool p_playing) {
if (playing == p_playing) {
return;
}
playing = p_playing;
_reset_timeout();
set_process_internal(playing);
notify_property_list_changed();
}
bool AnimatedSprite3D::is_playing() const {
return playing;
}
void AnimatedSprite3D::play(const StringName &p_animation, bool p_backwards) {
backwards = p_backwards;
playing_backwards = signbit(speed_scale) != backwards;
if (p_animation) {
set_animation(p_animation);
if (frames.is_valid() && playing_backwards && get_frame() == 0) {
set_frame(frames->get_frame_count(p_animation) - 1);
}
}
is_over = false;
set_playing(true);
}
void AnimatedSprite3D::stop() {
set_playing(false);
}
double AnimatedSprite3D::_get_frame_duration() {
if (frames.is_valid() && frames->has_animation(animation)) {
double speed = frames->get_animation_speed(animation) * Math::abs(speed_scale);
if (speed > 0) {
return 1.0 / speed;
}
}
return 0.0;
}
void AnimatedSprite3D::_reset_timeout() {
if (!playing) {
return;
}
timeout = _get_frame_duration();
is_over = false;
}
void AnimatedSprite3D::set_animation(const StringName &p_animation) {
ERR_FAIL_COND_MSG(frames == nullptr, vformat("There is no animation with name '%s'.", p_animation));
ERR_FAIL_COND_MSG(!frames->get_animation_names().has(p_animation), vformat("There is no animation with name '%s'.", p_animation));
if (animation == p_animation) {
return;
}
animation = p_animation;
_reset_timeout();
set_frame(0);
notify_property_list_changed();
_queue_redraw();
}
StringName AnimatedSprite3D::get_animation() const {
return animation;
}
PackedStringArray AnimatedSprite3D::get_configuration_warnings() const {
PackedStringArray warnings = SpriteBase3D::get_configuration_warnings();
if (frames.is_null()) {
warnings.push_back(RTR("A SpriteFrames resource must be created or set in the \"Frames\" property in order for AnimatedSprite3D to display frames."));
}
return warnings;
}
void AnimatedSprite3D::get_argument_options(const StringName &p_function, int p_idx, List<String> *r_options) const {
if (p_idx == 0 && p_function == "play" && frames.is_valid()) {
List<StringName> al;
frames->get_animation_list(&al);
for (const StringName &name : al) {
r_options->push_back(String(name).quote());
}
}
Node::get_argument_options(p_function, p_idx, r_options);
}
void AnimatedSprite3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_sprite_frames", "sprite_frames"), &AnimatedSprite3D::set_sprite_frames);
ClassDB::bind_method(D_METHOD("get_sprite_frames"), &AnimatedSprite3D::get_sprite_frames);
ClassDB::bind_method(D_METHOD("set_animation", "animation"), &AnimatedSprite3D::set_animation);
ClassDB::bind_method(D_METHOD("get_animation"), &AnimatedSprite3D::get_animation);
ClassDB::bind_method(D_METHOD("set_playing", "playing"), &AnimatedSprite3D::set_playing);
ClassDB::bind_method(D_METHOD("is_playing"), &AnimatedSprite3D::is_playing);
ClassDB::bind_method(D_METHOD("play", "anim", "backwards"), &AnimatedSprite3D::play, DEFVAL(StringName()), DEFVAL(false));
ClassDB::bind_method(D_METHOD("stop"), &AnimatedSprite3D::stop);
ClassDB::bind_method(D_METHOD("set_frame", "frame"), &AnimatedSprite3D::set_frame);
ClassDB::bind_method(D_METHOD("get_frame"), &AnimatedSprite3D::get_frame);
ClassDB::bind_method(D_METHOD("set_speed_scale", "speed_scale"), &AnimatedSprite3D::set_speed_scale);
ClassDB::bind_method(D_METHOD("get_speed_scale"), &AnimatedSprite3D::get_speed_scale);
ClassDB::bind_method(D_METHOD("_res_changed"), &AnimatedSprite3D::_res_changed);
ADD_SIGNAL(MethodInfo("frame_changed"));
ADD_SIGNAL(MethodInfo("animation_finished"));
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "frames", PROPERTY_HINT_RESOURCE_TYPE, "SpriteFrames"), "set_sprite_frames", "get_sprite_frames");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "animation"), "set_animation", "get_animation");
ADD_PROPERTY(PropertyInfo(Variant::INT, "frame"), "set_frame", "get_frame");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "speed_scale"), "set_speed_scale", "get_speed_scale");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "playing"), "set_playing", "is_playing");
}
AnimatedSprite3D::AnimatedSprite3D() {
}
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