Seele/src/Engine/Component/Camera.h

#pragma once
#include "Component.h"
#include "Math/Matrix.h"
#include "Transform.h"
#include <glm/trigonometric.hpp>

namespace Seele {
namespace Component {
struct Camera {
    float fieldOfView = glm::radians(70.0f);
    float aspectRatio = 16.0f / 9.0f;
    float nearPlane = 0.1f;
    float farPlane = 1000.0f;
    bool mainCamera = false;
    constexpr Matrix4 getProjectionMatrix() const {
        if(fieldOfView > 0.0f) {
            return perspectiveProjection(fieldOfView, aspectRatio, nearPlane, farPlane);
        } else {
            float orthoHeight = 10.0f;
            float orthoWidth = orthoHeight * aspectRatio;
            return orthographicProjection(-orthoWidth / 2.0f, orthoWidth / 2.0f, -orthoHeight / 2.0f, orthoHeight / 2.0f, nearPlane, farPlane);
        }
    }
    constexpr Matrix4 getPerspectiveMatrix() const {
        return perspectiveProjection(fieldOfView, aspectRatio, nearPlane, farPlane);
    }
    constexpr Matrix4 getOrthographicMatrix(float left, float right, float bottom, float top) const {
        return orthographicProjection(left, right, bottom, top, nearPlane, farPlane);
    }
};
} // namespace Component
} // namespace Seele