src/supertux/tile.cpp File Reference

#include "supertux/tile.hpp"
#include "supertux/constants.hpp"
#include "supertux/tile_set.hpp"
#include "math/aatriangle.hpp"
#include "video/drawing_context.hpp"

Go to the source code of this file.

Functions
bool	is_above_line (float l_x, float l_y, float m, float p_x, float p_y)
bool	is_below_line (float l_x, float l_y, float m, float p_x, float p_y)

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Function Documentation

bool is_above_line	(	float	l_x,
		float	l_y,
		float	m,
		float	p_x,
		float	p_y
	)

Definition at line 249 of file tile.cpp.

Referenced by Tile::check_position_unisolid(), and is_below_line().

{
  float interp_y = (l_y + (m * (p_x - l_x)));
  return (interp_y >= p_y);
}

bool is_below_line	(	float	l_x,
		float	l_y,
		float	m,
		float	p_x,
		float	p_y
	)

Definition at line 256 of file tile.cpp.

References is_above_line().

Referenced by Tile::check_position_unisolid().

{
  return !is_above_line (l_x, l_y, m, p_x, p_y);
}

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