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authorGeorge Marques <george@gmarqu.es>2021-08-18 11:03:52 -0300
committerBastiaan Olij <mux213@gmail.com>2021-09-27 23:08:08 +1000
commite4ed48976a962b67e9585cc2d20d11f115ef7949 (patch)
tree7830ad6926b5cd14a91784b07c2eff5b77e3f533 /include/core/CameraMatrix.hpp
parentee708668944430a7f1d69e8faf7b3f3160432dc2 (diff)
downloadredot-cpp-e4ed48976a962b67e9585cc2d20d11f115ef7949.tar.gz
Replace bindgins to work with extensions
Diffstat (limited to 'include/core/CameraMatrix.hpp')
-rw-r--r--include/core/CameraMatrix.hpp124
1 files changed, 0 insertions, 124 deletions
diff --git a/include/core/CameraMatrix.hpp b/include/core/CameraMatrix.hpp
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--- a/include/core/CameraMatrix.hpp
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-/*************************************************************************/
-/* CameraMatrix.hpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2021 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. */
-/*************************************************************************/
-
-#ifndef CAMERA_MATRIX_H
-#define CAMERA_MATRIX_H
-
-#include "Defs.hpp"
-#include "Math.hpp"
-#include "Plane.hpp"
-#include "Rect2.hpp"
-#include "Transform.hpp"
-
-#include <vector>
-
-namespace {
-using namespace godot;
-} // namespace
-
-struct CameraMatrix {
- enum Planes {
- PLANE_NEAR,
- PLANE_FAR,
- PLANE_LEFT,
- PLANE_TOP,
- PLANE_RIGHT,
- PLANE_BOTTOM
- };
-
- real_t matrix[4][4];
-
- void set_identity();
- void set_zero();
- void set_light_bias();
- void set_light_atlas_rect(const Rect2 &p_rect);
- void set_perspective(real_t p_fovy_degrees, real_t p_aspect, real_t p_z_near, real_t p_z_far, bool p_flip_fov = false);
- void set_perspective(real_t p_fovy_degrees, real_t p_aspect, real_t p_z_near, real_t p_z_far, bool p_flip_fov, int p_eye, real_t p_intraocular_dist, real_t p_convergence_dist);
- void set_for_hmd(int p_eye, real_t p_aspect, real_t p_intraocular_dist, real_t p_display_width, real_t p_display_to_lens, real_t p_oversample, real_t p_z_near, real_t p_z_far);
- void set_orthogonal(real_t p_left, real_t p_right, real_t p_bottom, real_t p_top, real_t p_znear, real_t p_zfar);
- void set_orthogonal(real_t p_size, real_t p_aspect, real_t p_znear, real_t p_zfar, bool p_flip_fov = false);
- void set_frustum(real_t p_left, real_t p_right, real_t p_bottom, real_t p_top, real_t p_near, real_t p_far);
- void set_frustum(real_t p_size, real_t p_aspect, Vector2 p_offset, real_t p_near, real_t p_far, bool p_flip_fov = false);
-
- static real_t get_fovy(real_t p_fovx, real_t p_aspect) {
- return Math::rad2deg(atan(p_aspect * tan(Math::deg2rad(p_fovx) * 0.5)) * 2.0);
- }
-
- static inline double absd(double g) {
- union {
- double d;
- uint64_t i;
- } u;
- u.d = g;
- u.i &= (uint64_t)9223372036854775807ll;
- return u.d;
- }
-
- real_t get_z_far() const;
- real_t get_z_near() const;
- real_t get_aspect() const;
- real_t get_fov() const;
- bool is_orthogonal() const;
-
- std::vector<Plane> get_projection_planes(const Transform &p_transform) const;
-
- bool get_endpoints(const Transform &p_transform, Vector3 *p_8points) const;
- Vector2 get_viewport_half_extents() const;
-
- void invert();
- CameraMatrix inverse() const;
-
- CameraMatrix operator*(const CameraMatrix &p_matrix) const;
-
- Plane xform4(const Plane &p_vec4) const;
- inline Vector3 xform(const Vector3 &p_vec3) const;
-
- operator String() const;
-
- void scale_translate_to_fit(const AABB &p_aabb);
- void make_scale(const Vector3 &p_scale);
- int get_pixels_per_meter(int p_for_pixel_width) const;
- operator Transform() const;
-
- CameraMatrix();
- CameraMatrix(const Transform &p_transform);
- ~CameraMatrix();
-};
-
-Vector3 CameraMatrix::xform(const Vector3 &p_vec3) const {
- Vector3 ret;
- ret.x = matrix[0][0] * p_vec3.x + matrix[1][0] * p_vec3.y + matrix[2][0] * p_vec3.z + matrix[3][0];
- ret.y = matrix[0][1] * p_vec3.x + matrix[1][1] * p_vec3.y + matrix[2][1] * p_vec3.z + matrix[3][1];
- ret.z = matrix[0][2] * p_vec3.x + matrix[1][2] * p_vec3.y + matrix[2][2] * p_vec3.z + matrix[3][2];
- real_t w = matrix[0][3] * p_vec3.x + matrix[1][3] * p_vec3.y + matrix[2][3] * p_vec3.z + matrix[3][3];
- return ret / w;
-}
-
-#endif