vr_render_helpers.h

#pragma once
 
#include <vr/vr_kit.h>
#include <vr/vr_state.h>
#include <cgv/render/shader_program.h>
#include <cgv_gl/gl/mesh_render_info.h>
 
#include "lib_begin.h"
 
 
 
namespace vr {
    extern CGV_API cgv::mat4 get_mat4_from_pose(const float pose_matrix[12]);
    extern CGV_API cgv::mat4 get_world_to_eye_transform(const vr_kit* vr_kit_ptr, const vr_kit_state& state, int eye);
    extern CGV_API cgv::mat4 get_world_to_camera_transform(const vr_kit* vr_kit_ptr, const vr_kit_state& state, int eye);
    extern CGV_API cgv::mat4 get_eye_projection_transform(const vr_kit* vr_kit_ptr, const vr_kit_state& state, float z_near, float z_far, int eye);
    extern CGV_API cgv::mat4 get_camera_projection_transform(const vr_kit* vr_kit_ptr, float z_near, float z_far, int eye, bool undistorted);
    extern CGV_API cgv::mat4 get_texture_transform(const vr_kit* vr_kit_ptr, const vr_kit_state& state, float z_near, float z_far, int eye, bool undistorted);
 
    extern CGV_API bool configure_seethrough_shader_program(cgv::render::context& ctx, cgv::render::shader_program& prog, 
        uint32_t frame_width, uint32_t frame_height, const vr_kit* vr_kit_ptr, const vr_kit_state& state, float z_near, float z_far, int eye, bool undistorted);
    enum VRMeshId {
        VRM_HMD,
        VRM_CONTROLLER,
        VRM_TRACKER,
        VRM_BASE
    };
    extern CGV_API const std::string& get_vrmesh_file_name(VRMeshId id);
    extern CGV_API void set_vrmesh_file_name(VRMeshId id, const std::string& file_name);
    extern CGV_API cgv::render::mesh_render_info* get_vrmesh_render_info(cgv::render::context& ctx, VRMeshId id);
}
 
#include <cgv/config/lib_end.h>