c_api_camera.h

#pragma once
#include "c_api_types.h"
#ifdef __cplusplus
extern "C" {
#endif
struct CameraCApi
{
    ConstVector3Ptr (*local_position)(ConstCameraPtr camera_pointer);
    CApiQuaternion (*local_rotation)(ConstCameraPtr camera_pointer);
    ConstVector3Ptr (*local_scale)(ConstCameraPtr camera_pointer);
    ConstLocalTransformPtr (*local_pose)(ConstCameraPtr camera_pointer);
    void (*set_local_position)(CameraPtr camera_pointer, UnitRef unit_ref, ConstVector3Ptr position_pointer);
    void (*set_local_rotation)(CameraPtr camera_pointer, UnitRef unit_ref, ConstQuaternionPtr quaternion_pointer);
    void (*set_local_scale)(CameraPtr camera_pointer, UnitRef unit_ref, ConstVector3Ptr scale_pointer);
    void (*set_local_pose)(CameraPtr camera_pointer, UnitRef unit_ref, ConstLocalTransformPtr local_transform_pointer);
    ConstVector3Ptr (*world_position)(ConstCameraPtr camera_pointer);
    ConstMatrix4x4Ptr (*world_pose)(ConstCameraPtr camera_pointer);
    // Performance-warning; Fetches the world_pose, extracts a Matrix3x3 from it and returns a copy on the stack.
    CApiQuaternion (*world_rotation)(ConstCameraPtr camera_pointer);
    float (*near_range)(ConstCameraPtr camera_pointer);
    float (*far_range)(ConstCameraPtr camera_pointer);
    void (*set_near_range)(CameraPtr camera_pointer, float near_range);
    void (*set_far_range)(CameraPtr camera_pointer, float far_range);
    float (*vertical_fov)(ConstCameraPtr camera_pointer, unsigned index);
    void (*set_vertical_fov)(CameraPtr camera_pointer, float fov, unsigned index);
    enum CameraProjectionType (*projection_type)(ConstCameraPtr camera_pointer);
    void (*set_projection_type)(CameraPtr camera_pointer, enum CameraProjectionType camera_projection_type);
    void (*set_orthographic_view)(CameraPtr camera_pointer, float min_x, float max_x, float min_z, float max_z, unsigned index);
    void (*set_post_projection_transform)(CameraPtr camera_pointer, ConstMatrix4x4Ptr transform);
    void (*set_frustum)(CameraPtr camera_pointer, float left, float right, float bottom, float top, unsigned index);
    void (*set_frustum_half_angles)(CameraPtr camera_pointer, float left_tan, float right_tan, float bottom_tan, float top_tan, unsigned index);
    float (*inside_frustum)(ConstCameraPtr camera_pointer, ConstVector3Ptr point, ConstWindowPtr optional_window);
    CApiMatrix4x4 (*projection)(ConstCameraPtr camera_pointer, float aspect_ratio);
    unsigned (*node)(ConstCameraPtr camera_pointer);
    enum CameraMode (*mode)(ConstCameraPtr camera_pointer);
    void (*set_mode)(CameraPtr camera_pointer, enum CameraMode mode);
    void (*set_local)(CameraPtr camera_pointer, ConstMatrix4x4Ptr m, unsigned index);
    CApiVector3 (*screen_to_world)(CameraPtr camera_pointer, ConstVector3Ptr point, float depth, unsigned screen_width, unsigned screen_height);
};
#ifdef __cplusplus
}
#endif