/**************************************************************************/ /* projection.h */ /**************************************************************************/ /* This file is part of: */ /* PANDEMONIUM ENGINE */ /* https://pandemoniumengine.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 GDNATIVE_PROJECTION_H #define GDNATIVE_PROJECTION_H #ifdef __cplusplus extern "C" { #endif #include #define PANDEMONIUM_PROJECTION_SIZE 64 #ifndef PANDEMONIUM_CORE_API_PANDEMONIUM_PROJECTION_TYPE_DEFINED #define PANDEMONIUM_CORE_API_PANDEMONIUM_PROJECTION_TYPE_DEFINED typedef struct { uint8_t _dont_touch_that[PANDEMONIUM_PROJECTION_SIZE]; } pandemonium_projection; #endif // reduce extern "C" nesting for VS2013 #ifdef __cplusplus } #endif #include #include #include #include #include #include #include #ifdef __cplusplus extern "C" { #endif typedef enum { PANDEMONIUM_PROJECTION_PLANE_NEAR, PANDEMONIUM_PROJECTION_PLANE_FAR, PANDEMONIUM_PROJECTION_PLANE_LEFT, PANDEMONIUM_PROJECTION_PLANE_TOP, PANDEMONIUM_PROJECTION_PLANE_RIGHT, PANDEMONIUM_PROJECTION_PLANE_BOTTOM } pandemonium_projection_planes; pandemonium_vector4 GDAPI *pandemonium_projection_operator_index(pandemonium_projection *p_self, const pandemonium_int p_axis); const pandemonium_vector4 GDAPI *pandemonium_projection_operator_index_const(const pandemonium_projection *p_self, const pandemonium_int p_axis); pandemonium_real GDAPI pandemonium_projection_determinant(const pandemonium_projection *p_self); void GDAPI pandemonium_projection_set_identity(pandemonium_projection *p_self); void GDAPI pandemonium_projection_set_zero(pandemonium_projection *p_self); void GDAPI pandemonium_projection_set_light_bias(pandemonium_projection *p_self); void GDAPI pandemonium_projection_set_depth_correction(pandemonium_projection *p_self); void GDAPI pandemonium_projection_set_depth_correction_flip(pandemonium_projection *p_self, pandemonium_bool p_flip_y); void GDAPI pandemonium_projection_set_light_atlas_rect(pandemonium_projection *p_self, const pandemonium_rect2 *p_rect); void GDAPI pandemonium_projection_set_perspective1(pandemonium_projection *p_self, pandemonium_real p_fovy_degrees, pandemonium_real p_aspect, pandemonium_real p_z_near, pandemonium_real p_z_far); void GDAPI pandemonium_projection_set_perspective1_flip_fov(pandemonium_projection *p_self, pandemonium_real p_fovy_degrees, pandemonium_real p_aspect, pandemonium_real p_z_near, pandemonium_real p_z_far, pandemonium_bool p_flip_fov); void GDAPI pandemonium_projection_set_perspective2(pandemonium_projection *p_self, pandemonium_real p_fovy_degrees, pandemonium_real p_aspect, pandemonium_real p_z_near, pandemonium_real p_z_far, pandemonium_bool p_flip_fov, pandemonium_int p_eye, pandemonium_real p_intraocular_dist, pandemonium_real p_convergence_dist); void GDAPI pandemonium_projection_set_for_hmd(pandemonium_projection *p_self, pandemonium_int p_eye, pandemonium_real p_aspect, pandemonium_real p_intraocular_dist, pandemonium_real p_display_width, pandemonium_real p_display_to_lens, pandemonium_real p_oversample, pandemonium_real p_z_near, pandemonium_real p_z_far); void GDAPI pandemonium_projection_set_orthogonal1(pandemonium_projection *p_self, pandemonium_real p_left, pandemonium_real p_right, pandemonium_real p_bottom, pandemonium_real p_top, pandemonium_real p_znear, pandemonium_real p_zfar); void GDAPI pandemonium_projection_set_orthogonal2(pandemonium_projection *p_self, pandemonium_real p_size, pandemonium_real p_aspect, pandemonium_real p_znear, pandemonium_real p_zfar); void GDAPI pandemonium_projection_set_orthogonal2_flip_fov(pandemonium_projection *p_self, pandemonium_real p_size, pandemonium_real p_aspect, pandemonium_real p_znear, pandemonium_real p_zfar, pandemonium_bool p_flip_fov); void GDAPI pandemonium_projection_set_frustum1(pandemonium_projection *p_self, pandemonium_real p_left, pandemonium_real p_right, pandemonium_real p_bottom, pandemonium_real p_top, pandemonium_real p_near, pandemonium_real p_far); void GDAPI pandemonium_projection_set_frustum2(pandemonium_projection *p_self, pandemonium_real p_size, pandemonium_real p_aspect, pandemonium_vector2 *p_offset, pandemonium_real p_near, pandemonium_real p_far); void GDAPI pandemonium_projection_set_frustum2_flip_fov(pandemonium_projection *p_self, pandemonium_real p_size, pandemonium_real p_aspect, pandemonium_vector2 *p_offset, pandemonium_real p_near, pandemonium_real p_far, pandemonium_bool p_flip_fov); void GDAPI pandemonium_projection_adjust_perspective_znear(pandemonium_projection *p_self, pandemonium_real p_new_znear); pandemonium_projection GDAPI pandemonium_projection_create_depth_correction(pandemonium_bool p_flip_y); pandemonium_projection GDAPI pandemonium_projection_create_light_atlas_rect(const pandemonium_rect2 *p_rect); pandemonium_projection GDAPI pandemonium_projection_create_perspective(pandemonium_real p_fovy_degrees, pandemonium_real p_aspect, pandemonium_real p_z_near, pandemonium_real p_z_far, pandemonium_bool p_flip_fov); pandemonium_projection GDAPI pandemonium_projection_create_perspective_hmd(pandemonium_real p_fovy_degrees, pandemonium_real p_aspect, pandemonium_real p_z_near, pandemonium_real p_z_far, pandemonium_bool p_flip_fov, pandemonium_int p_eye, pandemonium_real p_intraocular_dist, pandemonium_real p_convergence_dist); pandemonium_projection GDAPI pandemonium_projection_create_for_hmd(pandemonium_int p_eye, pandemonium_real p_aspect, pandemonium_real p_intraocular_dist, pandemonium_real p_display_width, pandemonium_real p_display_to_lens, pandemonium_real p_oversample, pandemonium_real p_z_near, pandemonium_real p_z_far); pandemonium_projection GDAPI pandemonium_projection_create_orthogonal(pandemonium_real p_left, pandemonium_real p_right, pandemonium_real p_bottom, pandemonium_real p_top, pandemonium_real p_znear, pandemonium_real p_zfar); pandemonium_projection GDAPI pandemonium_projection_create_orthogonal_aspect(pandemonium_real p_size, pandemonium_real p_aspect, pandemonium_real p_znear, pandemonium_real p_zfar, pandemonium_bool p_flip_fov); pandemonium_projection GDAPI pandemonium_projection_create_frustum(pandemonium_real p_left, pandemonium_real p_right, pandemonium_real p_bottom, pandemonium_real p_top, pandemonium_real p_near, pandemonium_real p_far); pandemonium_projection GDAPI pandemonium_projection_create_frustum_aspect(pandemonium_real p_size, pandemonium_real p_aspect, pandemonium_vector2 *p_offset, pandemonium_real p_near, pandemonium_real p_far, pandemonium_bool p_flip_fov); pandemonium_projection GDAPI pandemonium_projection_create_fit_aabb(const pandemonium_aabb *p_aabb); pandemonium_projection GDAPI pandemonium_projection_perspective_znear_adjusted(const pandemonium_projection *p_self, pandemonium_real p_new_znear); pandemonium_plane GDAPI pandemonium_projection_get_projection_plane(const pandemonium_projection *p_self, pandemonium_projection_planes p_plane); pandemonium_projection GDAPI pandemonium_projection_flipped_y(const pandemonium_projection *p_self); pandemonium_projection GDAPI pandemonium_projection_jitter_offseted(const pandemonium_projection *p_self, const pandemonium_vector2 *p_offset); pandemonium_real GDAPI pandemonium_projection_get_fovy(pandemonium_real p_fovx, pandemonium_real p_aspect); pandemonium_real GDAPI pandemonium_projection_calculate_fovy(pandemonium_projection *p_self, pandemonium_real p_fovx, pandemonium_real p_aspect); pandemonium_real GDAPI pandemonium_projection_get_z_far(const pandemonium_projection *p_self); pandemonium_real GDAPI pandemonium_projection_get_z_near(const pandemonium_projection *p_self); pandemonium_real GDAPI pandemonium_projection_get_aspect(const pandemonium_projection *p_self); pandemonium_real GDAPI pandemonium_projection_get_fov(const pandemonium_projection *p_self); pandemonium_bool GDAPI pandemonium_projection_is_orthogonal(const pandemonium_projection *p_self); //Vector get_projection_planes(const Projection &p_projection) const; pandemonium_array GDAPI pandemonium_projection_get_projection_planes_array(const pandemonium_projection *p_self, const pandemonium_projection *p_projection); pandemonium_bool GDAPI pandemonium_projection_get_endpoints(const pandemonium_projection *p_self, const pandemonium_projection *p_projection, pandemonium_vector3 *p_8points); pandemonium_vector2 GDAPI pandemonium_projection_get_viewport_half_extents(const pandemonium_projection *p_self); pandemonium_vector2 GDAPI pandemonium_projection_get_far_plane_half_extents(const pandemonium_projection *p_self); void GDAPI pandemonium_projection_invert(pandemonium_projection *p_self); pandemonium_projection GDAPI pandemonium_projection_inverse(const pandemonium_projection *p_self); pandemonium_projection GDAPI pandemonium_projection_operator_mul(const pandemonium_projection *p_self, const pandemonium_projection *p_matrix); pandemonium_vector4 GDAPI pandemonium_projection_xform_vector4(const pandemonium_projection *p_self, const pandemonium_vector4 *p_vec4); pandemonium_vector4 GDAPI pandemonium_projection_xform_inv_vector4(const pandemonium_projection *p_self, const pandemonium_vector4 *p_vec4); pandemonium_vector3 GDAPI pandemonium_projection_xform_vector3(const pandemonium_projection *p_self, const pandemonium_vector3 *p_vector); pandemonium_plane GDAPI pandemonium_projection_xform_plane(const pandemonium_projection *p_self, const pandemonium_plane *p_plane); pandemonium_string GDAPI pandemonium_projection_as_string(const pandemonium_projection *p_self); void GDAPI pandemonium_projection_scale_translate_to_fit(pandemonium_projection *p_self, const pandemonium_aabb *p_aabb); void GDAPI pandemonium_projection_add_jitter_offset(pandemonium_projection *p_self, const pandemonium_vector2 *p_offset); void GDAPI pandemonium_projection_make_scale(pandemonium_projection *p_self, const pandemonium_vector3 *p_scale); pandemonium_int GDAPI pandemonium_projection_get_pixels_per_meter(const pandemonium_projection *p_self, pandemonium_int p_for_pixel_width); pandemonium_transform GDAPI pandemonium_projection_to_transform(const pandemonium_projection *p_self); void GDAPI pandemonium_projection_flip_y(pandemonium_projection *p_self); pandemonium_bool GDAPI pandemonium_projection_operator_equal(const pandemonium_projection *p_self, const pandemonium_projection *p_cam); pandemonium_real GDAPI pandemonium_projection_get_lod_multiplier(const pandemonium_projection *p_self); void GDAPI pandemonium_projection_new_identity(pandemonium_projection *r_dest); void GDAPI pandemonium_projection_new_vector4s(pandemonium_projection *r_dest, const pandemonium_vector4 *p_x, const pandemonium_vector4 *p_y, const pandemonium_vector4 *p_z, const pandemonium_vector4 *p_w); void GDAPI pandemonium_projection_new_from_projection(pandemonium_projection *r_dest, const pandemonium_projection *p_projection); #ifdef __cplusplus } #endif #endif // GDNATIVE_PROJECTION_H