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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** Emanuel Greisen
** (if your name is missing here, please add it)
*/
#ifndef header_surface_outline_generic
#define header_surface_outline_generic
#include "API/Display/Collision/collision_outline.h"
#include "Display/Collision/collision_outline_generic.h"
#include "API/Display/Collision/contour.h"
#include "API/Display/Collision/outline_circle.h"
#include "API/Display/Collision/outline_accuracy.h"
#include "API/Core/Math/rect.h"
class CL_OutlineProvider;
class CL_CollisionOutline_Generic
{
//! Construction:
public:
CL_CollisionOutline_Generic();
CL_CollisionOutline_Generic( CL_OutlineProvider *provider, CL_OutlineAccuracy accuracy );
~CL_CollisionOutline_Generic();
//! Attributes:
public:
std::vector<CL_Contour> contours;
bool do_inside_test;
int width, height;
float angle;
//float radius;
CL_Circlef minimum_enclosing_disc;
CL_Pointf position;
CL_Pointf scale_factor;
CL_Pointf translation_offset;
CL_Origin translation_origin;
CL_Pointf rotation_hotspot;
CL_Origin rotation_origin;
bool collision_info_points;
bool collision_info_normals;
bool collision_info_meta;
bool collision_info_pen_depth;
///< points || normals || meta (quick way of seeing if any info is collected)
bool collision_info_collect;
std::vector<CL_CollidingContours> collision_info;
//! Operations:
public:
void set_translation(float x, float y, bool offset_points=false);
void set_scale(float sx, float sy);
void set_angle(float angle);
void rotate(float angle);
void optimize(unsigned char check_distance, float corner_angle);
void save(const std::string &filename, CL_OutputSourceProvider *provider) const;
bool collide( const CL_CollisionOutline &outline, bool remove_old_collision_info);
bool point_inside( const CL_Pointf &point ) const;
static bool point_inside_contour( const CL_Pointf &point, const CL_Contour &contour);
bool contours_collide(const CL_Contour &contour1, const CL_Contour &contour2, bool do_subcirle_test=true);
static void calculate_penetration_depth(std::vector<CL_CollidingContours> &collision_info);
void calculate_radius();
void calculate_sub_circles(float radius_multiplier=3.5f);
void calculate_smallest_enclosing_discs();
void calculate_convex_hulls();
inline bool line_bounding_box_overlap( const std::vector<CL_Pointf> &rect1, const std::vector<CL_Pointf> &rect2, int i, int j, int i2, int j2 ) const;
};
#endif
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