705bdfb3de
Co-authored-by: Bart Louwers <bart@emeel.net> Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Bart Louwers <bart.louwers@gmail.com>
45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
#pragma once
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#include <mbgl/util/size.hpp>
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#include <mbgl/util/quaternion.hpp>
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#include <optional>
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namespace mbgl {
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class LatLng;
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namespace util {
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class Camera {
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public:
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Camera() noexcept;
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vec3 getPosition() const noexcept;
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mat4 getCameraToWorld(double scale, bool flippedY) const noexcept;
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mat4 getWorldToCamera(double scale, bool flippedY) const noexcept;
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mat4 getCameraToClipPerspective(double fovy, double aspectRatio, double nearZ, double farZ) const noexcept;
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vec3 forward() const noexcept;
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vec3 right() const noexcept;
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vec3 up() const noexcept;
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const Quaternion& getOrientation() const noexcept { return orientation; }
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void getOrientation(double& pitch, double& bearing) const noexcept;
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void setOrientation(double pitch, double bearing) noexcept;
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void setOrientation(const Quaternion& orientation_) noexcept;
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void setPosition(const vec3& position) noexcept;
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// Computes orientation using forward and up vectors of the provided
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// coordinate frame. Only bearing and pitch components will be used. Does
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// not return a value if input is invalid
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static std::optional<Quaternion> orientationFromFrame(const vec3& forward, const vec3& up) noexcept;
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private:
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Quaternion orientation;
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mat4 transform; // Position (mercator) and orientation of the camera
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};
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} // namespace util
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} // namespace mbgl
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