253 lines
7.0 KiB
C++
253 lines
7.0 KiB
C++
/**************************************************************************/
|
|
/* label_3d.h */
|
|
/**************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/**************************************************************************/
|
|
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
|
|
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/**************************************************************************/
|
|
|
|
#ifndef LABEL_3D_H
|
|
#define LABEL_3D_H
|
|
|
|
#include "scene/3d/visual_instance.h"
|
|
#include "scene/resources/font.h"
|
|
|
|
class Label3D : public GeometryInstance {
|
|
GDCLASS(Label3D, GeometryInstance);
|
|
|
|
public:
|
|
enum DrawFlags {
|
|
FLAG_SHADED,
|
|
FLAG_DOUBLE_SIDED,
|
|
FLAG_DISABLE_DEPTH_TEST,
|
|
FLAG_FIXED_SIZE,
|
|
FLAG_MAX
|
|
};
|
|
|
|
enum AlphaCutMode {
|
|
ALPHA_CUT_DISABLED,
|
|
ALPHA_CUT_DISCARD,
|
|
ALPHA_CUT_OPAQUE_PREPASS
|
|
};
|
|
|
|
enum Align {
|
|
|
|
ALIGN_LEFT,
|
|
ALIGN_CENTER,
|
|
ALIGN_RIGHT,
|
|
ALIGN_FILL
|
|
};
|
|
|
|
enum VAlign {
|
|
|
|
VALIGN_TOP,
|
|
VALIGN_CENTER,
|
|
VALIGN_BOTTOM,
|
|
VALIGN_FILL
|
|
};
|
|
|
|
private:
|
|
real_t pixel_size = 0.01;
|
|
bool flags[FLAG_MAX] = {};
|
|
AlphaCutMode alpha_cut = ALPHA_CUT_DISABLED;
|
|
float alpha_scissor_threshold = 0.5;
|
|
|
|
AABB aabb;
|
|
|
|
mutable Ref<TriangleMesh> triangle_mesh;
|
|
RID mesh;
|
|
|
|
struct SurfaceData {
|
|
PoolVector3Array mesh_vertices;
|
|
PoolVector3Array mesh_normals;
|
|
PoolRealArray mesh_tangents;
|
|
PoolColorArray mesh_colors;
|
|
PoolVector2Array mesh_uvs;
|
|
PoolIntArray indices;
|
|
int offset = 0;
|
|
float z_shift = 0.0;
|
|
RID material;
|
|
};
|
|
|
|
struct SurfaceKey {
|
|
uint64_t texture_id;
|
|
int32_t priority;
|
|
|
|
bool operator==(const SurfaceKey &p_b) const {
|
|
return (texture_id == p_b.texture_id) && (priority == p_b.priority);
|
|
}
|
|
|
|
SurfaceKey(uint64_t p_texture_id, int p_priority) {
|
|
texture_id = p_texture_id;
|
|
priority = p_priority;
|
|
}
|
|
};
|
|
|
|
struct SurfaceKeyHasher {
|
|
_FORCE_INLINE_ static uint32_t hash(const SurfaceKey &p_a) {
|
|
uint32_t hash = hash_djb2_one_32(p_a.texture_id);
|
|
return hash_djb2_one_32(p_a.priority, hash);
|
|
}
|
|
};
|
|
|
|
HashMap<SurfaceKey, SurfaceData, SurfaceKeyHasher> surfaces;
|
|
|
|
struct WordCache {
|
|
enum {
|
|
CHAR_NEWLINE = -1,
|
|
CHAR_WRAPLINE = -2
|
|
};
|
|
int char_pos; // if -1, then newline
|
|
int word_len;
|
|
int pixel_width;
|
|
int space_count;
|
|
WordCache *next;
|
|
WordCache() {
|
|
char_pos = 0;
|
|
word_len = 0;
|
|
pixel_width = 0;
|
|
next = nullptr;
|
|
space_count = 0;
|
|
}
|
|
};
|
|
bool word_cache_dirty = true;
|
|
|
|
WordCache *word_cache = nullptr;
|
|
int line_count = 0;
|
|
|
|
Align horizontal_alignment = ALIGN_CENTER;
|
|
VAlign vertical_alignment = VALIGN_CENTER;
|
|
String text;
|
|
String xl_text;
|
|
bool uppercase = false;
|
|
|
|
bool autowrap = false;
|
|
float width = 500.0;
|
|
|
|
Ref<Font> font_override;
|
|
mutable Ref<Font> theme_font;
|
|
Color modulate = Color(1, 1, 1, 1);
|
|
Point2 lbl_offset;
|
|
int outline_render_priority = -1;
|
|
int render_priority = 0;
|
|
|
|
Color outline_modulate = Color(0, 0, 0, 1);
|
|
|
|
float line_spacing = 0.f;
|
|
|
|
RID base_material;
|
|
SpatialMaterial::BillboardMode billboard_mode = SpatialMaterial::BILLBOARD_DISABLED;
|
|
|
|
bool pending_update = false;
|
|
|
|
void regenerate_word_cache();
|
|
int get_longest_line_width() const;
|
|
float _generate_glyph_surfaces(const Ref<Font> &p_font, CharType p_char, CharType p_next, Vector2 p_offset, const Color &p_modulate, int p_priority, bool p_outline);
|
|
|
|
protected:
|
|
void _notification(int p_what);
|
|
|
|
static void _bind_methods();
|
|
|
|
void _validate_property(PropertyInfo &property) const;
|
|
|
|
void _im_update();
|
|
void _font_changed();
|
|
void _queue_update();
|
|
|
|
void _shape();
|
|
|
|
public:
|
|
void set_horizontal_alignment(Align p_alignment);
|
|
Align get_horizontal_alignment() const;
|
|
|
|
void set_vertical_alignment(VAlign p_alignment);
|
|
VAlign get_vertical_alignment() const;
|
|
|
|
void set_render_priority(int p_priority);
|
|
int get_render_priority() const;
|
|
|
|
void set_outline_render_priority(int p_priority);
|
|
int get_outline_render_priority() const;
|
|
|
|
void set_text(const String &p_string);
|
|
String get_text() const;
|
|
|
|
void set_uppercase(bool p_uppercase);
|
|
bool is_uppercase() const;
|
|
|
|
void set_font(const Ref<Font> &p_font);
|
|
Ref<Font> get_font() const;
|
|
Ref<Font> _get_font_or_default() const;
|
|
|
|
void set_line_spacing(float p_size);
|
|
float get_line_spacing() const;
|
|
|
|
void set_modulate(const Color &p_color);
|
|
Color get_modulate() const;
|
|
|
|
void set_outline_modulate(const Color &p_color);
|
|
Color get_outline_modulate() const;
|
|
|
|
void set_autowrap(bool p_mode);
|
|
bool get_autowrap() const;
|
|
|
|
void set_width(float p_width);
|
|
float get_width() const;
|
|
|
|
void set_pixel_size(real_t p_amount);
|
|
real_t get_pixel_size() const;
|
|
|
|
void set_offset(const Point2 &p_offset);
|
|
Point2 get_offset() const;
|
|
|
|
void set_draw_flag(DrawFlags p_flag, bool p_enable);
|
|
bool get_draw_flag(DrawFlags p_flag) const;
|
|
|
|
void set_alpha_cut_mode(AlphaCutMode p_mode);
|
|
AlphaCutMode get_alpha_cut_mode() const;
|
|
|
|
void set_alpha_scissor_threshold(float p_threshold);
|
|
float get_alpha_scissor_threshold() const;
|
|
|
|
void set_billboard_mode(SpatialMaterial::BillboardMode p_mode);
|
|
SpatialMaterial::BillboardMode get_billboard_mode() const;
|
|
|
|
virtual AABB get_aabb() const;
|
|
Ref<TriangleMesh> generate_triangle_mesh() const;
|
|
|
|
virtual PoolVector<Face3> get_faces(uint32_t p_usage_flags) const;
|
|
|
|
Label3D();
|
|
~Label3D();
|
|
};
|
|
|
|
VARIANT_ENUM_CAST(Label3D::DrawFlags);
|
|
VARIANT_ENUM_CAST(Label3D::AlphaCutMode);
|
|
VARIANT_ENUM_CAST(Label3D::Align);
|
|
VARIANT_ENUM_CAST(Label3D::VAlign);
|
|
|
|
#endif // LABEL_3D_H
|