OPC_Picking.h

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/*
 *      OPCODE - Optimized Collision Detection
 *      Copyright (C) 2001 Pierre Terdiman
 *      Homepage: http://www.codercorner.com/Opcode.htm
 */



// Include Guard
#ifndef __OPC_PICKING_H__
#define __OPC_PICKING_H__

#ifdef OPC_RAYHIT_CALLBACK

        enum CullMode
        {
                CULLMODE_NONE   = 0,
                CULLMODE_CW             = 1,
                CULLMODE_CCW    = 2
        };

        typedef CullMode (*CullModeCallback)(udword triangle_index, void* user_data);

        OPCODE_API      bool SetupAllHits               (RayCollider& collider, CollisionFaces& contacts);
        OPCODE_API      bool SetupClosestHit    (RayCollider& collider, CollisionFace& closest_contact);
        OPCODE_API      bool SetupShadowFeeler  (RayCollider& collider);
        OPCODE_API      bool SetupInOutTest             (RayCollider& collider);

        OPCODE_API      bool Picking(
                                                CollisionFace& picked_face,
                                                const Ray& world_ray, const Model& model, const Matrix4x4* world,
                                                float min_dist, float max_dist, const Point& view_point, CullModeCallback callback, void* user_data);
#endif

#endif //__OPC_PICKING_H__