64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
/* Copyright (c) 2019-2024, Sascha Willems
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 the "License";
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <array>
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#include "common/error.h"
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#include "common/glm_common.h"
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namespace vkb
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{
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enum Side
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{
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LEFT = 0,
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RIGHT = 1,
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TOP = 2,
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BOTTOM = 3,
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BACK = 4,
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FRONT = 5
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};
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/**
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* @brief Represents a matrix by extracting its planes. Responsible for doing
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* intersection tests
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*/
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class Frustum
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{
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public:
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/**
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* @brief Updates the frustums planes based on a matrix
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* @param matrix The matrix to update the frustum on
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*/
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void update(const glm::mat4 &matrix);
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/**
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* @brief Checks if a sphere is inside the Frustum
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* @param pos The center of the sphere
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* @param radius The radius of the sphere
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*/
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bool check_sphere(glm::vec3 pos, float radius);
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const std::array<glm::vec4, 6> &get_planes() const;
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private:
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std::array<glm::vec4, 6> planes;
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};
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} // namespace vkb
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