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/*
* Copyright (C) 2003, David Redick
* Released under the GNU General Public License (v2)
*/
#include <stdio.h>
#include <stdlib.h>
#include "map.h"
char default_filename[10] = "lwmap.bmp";
/* [2] for w == 0, h == 1 */
int map_size[MAX_MAP_SIZE][2] =
{
{ 128, 95 }, /* 0 */
{ 160, 120 }, /* 1 */
{ 256, 190 }, /* 2 */
{ 320, 240 }, /* 3 */
{ 512, 380 }, /* 4 */
{ 640, 480 } /* 5 */
};
/* [2] for r == 0, c == 1 */
/* the maps just look better if the ratio is the same */
int map_grid_size[MAX_MAP_GRID_SIZE][2] =
{
/* this is random. keep at top */
{ 0, 0 }, /* 0 */
{ 2, 3 }, /* 1 */
{ 4, 6 }, /* 2 */
{ 6, 9 }, /* 3 */
{ 8, 12 }, /* 4 */
{ 10, 15 }, /* 5 */
{ 12, 18 }, /* 6 */
{ 14, 21 }, /* 7 */
{ 16, 24 }, /* 8 */
{ 18, 26 } /* 9 */
};
map_t map;
/*****************************************************************************/
void clear_map()
{
clear_to_color(map.map, 255);
/* draw outline */
rect(map.map, 0, 0, map.width-1, map.height-1, 0);
}
/*****************************************************************************/
void clear_invert_map()
{
clear_to_color(map.map, 0);
}
/*****************************************************************************/
/* print map info to stdout */
/* really for debugging */
void print_map()
{
printf("Name: %s\n", map.filename);
printf("Size: %dx%d\n", map.width, map.height);
printf("Row/Col: %d/%d\n", map.num_row, map.num_col);
printf("Section: %fx%f\n", map.sec_width, map.sec_height);
printf("Function: (%d) %s\t%s\n", map.func_id,
func[map.func_id].name, func[map.func_id].desc);
}
/*****************************************************************************/
/* get r, c from i */
void section_rc( int *r, int *c, int i )
{
*r = i / map.num_col;
*c = i % map.num_col;
return;
}
/*****************************************************************************/
void offset( int *xoffset, int *yoffset, int r, int c)
{
*xoffset = c * map.sec_width;
*yoffset = r * map.sec_height;
return;
}
/*****************************************************************************/
/* TODO: does this cause rounding errors? */
void rand_point_section( int *x, int *y, int pad )
{
*x = rand_num(pad, map.sec_width-pad);
*y = rand_num(pad, map.sec_height-pad);
return;
}
/*****************************************************************************/
/* TODO: does this cause rounding errors? */
void rand_point_section_offset( int *x, int *y, int r, int c, int pad )
{
int xoffset, yoffset;
offset(&xoffset, &yoffset, r, c);
*x = rand_num(pad, map.sec_width-pad) + xoffset;
*y = rand_num(pad, map.sec_height-pad) + yoffset;
return;
}
/*****************************************************************************/
void section_center( int *x, int *y, int r, int c )
{
int xoffset, yoffset;
offset(&xoffset, &yoffset, r, c);
*x = (map.sec_width/2.0)+xoffset;
*y = (map.sec_height/2.0)+yoffset;
return;
}
/*****************************************************************************/
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