pandemonium_engine/modules/voxelman/library/voxel_surface.cpp

/*************************************************************************/
/*  voxel_surface.cpp                                                    */
/*************************************************************************/
/*                         This file is part of:                         */
/*                          PANDEMONIUM ENGINE                           */
/*             https://github.com/Relintai/pandemonium_engine            */
/*************************************************************************/
/* Copyright (c) 2022-present Péter Magyar.                              */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
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/*************************************************************************/

#include "voxel_surface.h"

int VoxelSurface::get_id() const {
	return _id;
}
void VoxelSurface::set_id(const int value) {
	_id = value;
}

int VoxelSurface::get_mesher_index() const {
	return _mesher_index;
}
void VoxelSurface::set_mesher_index(const int value) {
	_mesher_index = value;
}

bool VoxelSurface::get_transparent() const {
	return _transparent;
}
void VoxelSurface::set_transparent(const bool transparent) {
	_transparent = transparent;
}

bool VoxelSurface::get_liquid() const {
	return _liquid;
}
void VoxelSurface::set_liquid(const bool value) {
	_liquid = value;
}

Rect2 VoxelSurface::get_rect(const VoxelSurfaceSides side) const {
	return _rects[side];
}
void VoxelSurface::set_rect(const VoxelSurfaceSides side, const Rect2 &rect) {
	_rects[side] = rect;
}

Ref<VoxelLibrary> VoxelSurface::get_library() const {
	return Ref<VoxelLibrary>(_library);
}

void VoxelSurface::set_library(Ref<VoxelLibrary> library) {
	_library = (*library);
}

_FORCE_INLINE_ Vector2 VoxelSurface::transform_uv(const VoxelSurfaceSides p_side, const Vector2 &p_uv) const {
	Vector2 uv = p_uv;

	Rect2 r = _rects[p_side];

	uv.x *= r.size.x;
	uv.y *= r.size.y;
	uv.x += r.position.x;
	uv.y += r.position.y;

	return uv;
}

_FORCE_INLINE_ Vector2 VoxelSurface::transform_uv_scaled(const VoxelSurfaceSides p_side, const Vector2 &p_uv, const int p_current_x, const int p_current_y, const int p_max) const {
	Vector2 uv = p_uv;

	Rect2 r = _rects[p_side];

	float sizex = r.size.x / static_cast<float>(p_max);
	float sizey = r.size.y / static_cast<float>(p_max);

	uv.x *= sizex;
	uv.y *= sizey;

	uv.x += r.position.x + sizex * p_current_x;
	uv.y += r.position.y + sizey * p_current_y;

	return uv;
}

void VoxelSurface::refresh_rects() {
}

VoxelSurface::VoxelSurface() {
	_id = 0;
	_mesher_index = 0;
	_transparent = false;
	_liquid = false;
	_library = NULL;
}

VoxelSurface::~VoxelSurface() {
	_library = NULL;
}

void VoxelSurface::_bind_methods() {
	ClassDB::bind_method(D_METHOD("get_id"), &VoxelSurface::get_id);
	ClassDB::bind_method(D_METHOD("set_id", "value"), &VoxelSurface::set_id);
	ADD_PROPERTY(PropertyInfo(Variant::INT, "id"), "set_id", "get_id");

	ClassDB::bind_method(D_METHOD("get_mesher_index"), &VoxelSurface::get_mesher_index);
	ClassDB::bind_method(D_METHOD("set_mesher_index", "value"), &VoxelSurface::set_mesher_index);
	ADD_PROPERTY(PropertyInfo(Variant::INT, "mesher_index"), "set_mesher_index", "get_mesher_index");

	ADD_PROPERTY(PropertyInfo(Variant::STRING, "voxel_name"), "set_name", "get_name");

	ClassDB::bind_method(D_METHOD("get_transparent"), &VoxelSurface::get_transparent);
	ClassDB::bind_method(D_METHOD("set_transparent", "transparent"), &VoxelSurface::set_transparent);
	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "transparent"), "set_transparent", "get_transparent");

	ClassDB::bind_method(D_METHOD("get_liquid"), &VoxelSurface::get_liquid);
	ClassDB::bind_method(D_METHOD("set_liquid", "transparent"), &VoxelSurface::set_liquid);
	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "liquid"), "set_liquid", "get_liquid");

	ClassDB::bind_method(D_METHOD("get_rect", "side"), &VoxelSurface::get_rect);
	ClassDB::bind_method(D_METHOD("set_rect", "side", "rect"), &VoxelSurface::set_rect);

	ClassDB::bind_method(D_METHOD("transform_uv", "side", "uv"), &VoxelSurface::transform_uv);
	ClassDB::bind_method(D_METHOD("transform_uv_scaled", "side", "uv", "p_current_x", "p_current_y", "max"), &VoxelSurface::transform_uv_scaled);

	ClassDB::bind_method(D_METHOD("refresh_rects"), &VoxelSurface::refresh_rects);

	BIND_ENUM_CONSTANT(VOXEL_SIDE_TOP);
	BIND_ENUM_CONSTANT(VOXEL_SIDE_BOTTOM);
	BIND_ENUM_CONSTANT(VOXEL_SIDE_SIDE);

	BIND_CONSTANT(VOXEL_SIDES_COUNT);
}