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- /*
- * Copyright (C) 2021 Christopher J. Howard
- *
- * This file is part of Antkeeper source code.
- *
- * Antkeeper source code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Antkeeper source code is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
- */
-
- #ifndef ANTKEEPER_SKY_PASS_HPP
- #define ANTKEEPER_SKY_PASS_HPP
-
- #include "renderer/render-pass.hpp"
- #include "utility/fundamental-types.hpp"
- #include "event/event-handler.hpp"
- #include "event/input-events.hpp"
- #include "animation/tween.hpp"
- #include "math/quaternion-type.hpp"
- #include "gl/shader-program.hpp"
- #include "gl/shader-input.hpp"
- #include "gl/vertex-buffer.hpp"
- #include "gl/vertex-array.hpp"
- #include "gl/texture-2d.hpp"
- #include "gl/drawing-mode.hpp"
-
- class resource_manager;
- class model;
- class material;
-
- /**
- *
- */
- class sky_pass: public render_pass,
- public event_handler<mouse_moved_event>
- {
- public:
- sky_pass(gl::rasterizer* rasterizer, const gl::framebuffer* framebuffer, resource_manager* resource_manager);
- virtual ~sky_pass();
- virtual void render(render_context* context) const final;
-
- void update_tweens();
-
- void set_sky_model(const model* model);
- void set_horizon_color(const float3& color);
- void set_zenith_color(const float3& color);
- void set_time_of_day(float time);
- void set_blue_noise_map(const gl::texture_2d* texture);
- void set_time_tween(const tween<double>* time);
- void set_moon_model(const model* model);
-
- void set_julian_day(float jd);
- void set_observer_location(float altitude, float latitude, float longitude);
- void set_sun_coordinates(const float3& position, const float2& az_el);
- void set_moon_coordinates(const float3& position, const float2& az_el);
- void set_moon_rotation(const math::quaternion<float>& rotation);
-
- void set_moon_angular_radius(float radius);
- void set_sun_angular_radius(float radius);
-
- private:
- virtual void handle_event(const mouse_moved_event& event);
-
- gl::shader_program* sky_shader_program;
- const gl::shader_input* model_view_projection_input;
- const gl::shader_input* horizon_color_input;
- const gl::shader_input* zenith_color_input;
- const gl::shader_input* mouse_input;
- const gl::shader_input* resolution_input;
- const gl::shader_input* time_input;
- const gl::shader_input* time_of_day_input;
- const gl::shader_input* observer_location_input;
- const gl::shader_input* sun_position_input;
- const gl::shader_input* sun_az_el_input;
- const gl::shader_input* moon_position_input;
- const gl::shader_input* moon_az_el_input;
- const gl::shader_input* blue_noise_map_input;
- const gl::shader_input* julian_day_input;
- const gl::shader_input* cos_sun_angular_radius_input;
- const gl::shader_input* cos_moon_angular_radius_input;
-
- gl::shader_program* moon_shader_program;
- const gl::shader_input* moon_model_view_projection_input;
- const gl::shader_input* moon_normal_model_input;
- const gl::shader_input* moon_moon_position_input;
- const gl::shader_input* moon_sun_position_input;
-
- const model* sky_model;
- const material* sky_material;
- const gl::vertex_array* sky_model_vao;
- gl::drawing_mode sky_model_drawing_mode;
- std::size_t sky_model_start_index;
- std::size_t sky_model_index_count;
-
- const model* moon_model;
- const material* moon_material;
- const gl::vertex_array* moon_model_vao;
- gl::drawing_mode moon_model_drawing_mode;
- std::size_t moon_model_start_index;
- std::size_t moon_model_index_count;
-
- const gl::texture_2d* blue_noise_map;
- float2 mouse_position;
-
- float3 observer_location;
-
- const tween<double>* time_tween;
- tween<float> time_of_day_tween;
- tween<float> julian_day_tween;
- tween<float3> sun_position_tween;
- tween<float2> sun_az_el_tween;
- tween<float3> moon_position_tween;
- tween<float2> moon_az_el_tween;
- tween<float3> horizon_color_tween;
- tween<float3> zenith_color_tween;
-
- math::quaternion<float> moon_rotation;
-
- float moon_angular_radius;
- float cos_moon_angular_radius;
- float sun_angular_radius;
- float cos_sun_angular_radius;
- };
-
- #endif // ANTKEEPER_SKY_PASS_HPP
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