notgne2/tuxpaint-pencil-sharpener
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Define & use NUM_ERASER_SIZES

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...everywhere "NUM_ERASERS / 2" was being used
This commit is contained in:
Bill Kendrick 2023-05-10 23:20:05 -07:00
parent ab722453e8
commit 8e9a51d478
2 changed files with 17 additions and 16 deletions
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2
docs/CHANGES.txt
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@ -6,7 +6,7 @@ Copyright (c) 2002-2023
Various contributors (see below, and AUTHORS.txt)
https://tuxpaint.org/
2023.May.9 (0.9.30)
2023.May.10 (0.9.30)
* Improvements to Stamp tool:
---------------------------
* Avoid playing English descriptive sound for a stamp

31
src/tuxpaint.c
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@ -22,7 +22,7 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
(See COPYING.txt)
June 14, 2002 - May 9, 2023
June 14, 2002 - May 10, 2023
*/
#include "platform.h"
@ -1969,8 +1969,10 @@ static int brush_counter, brush_frame;
#define NUM_ERASERS 16 /* How many sizes of erasers
(from ERASER_MIN to _MAX as squares, then again
from ERASER_MIN to _MAX as circles; best if a
multiple of 4, since selector is 2 buttons across) */
from ERASER_MIN to _MAX as circles;
must be a multiple of 2;
best if a multiple of 4, since selector is 2 buttons across) */
#define NUM_ERASER_SIZES (NUM_ERASERS / 2)
#define ERASER_MIN 5 /* Smaller than 5 will not render as a circle! */
#define ERASER_MAX 128
@ -6582,7 +6584,7 @@ static void mainloop(void)
eraser_draw(old_x, old_y, new_x, new_y);
sz = calc_eraser_size(cur_eraser);
if (cur_eraser >= NUM_ERASERS / 2)
if (cur_eraser >= NUM_ERASER_SIZES)
{
/* Circle eraser */
circle_xor(new_x, new_y, sz / 2);
@ -6651,16 +6653,16 @@ static void mainloop(void)
}
else
{
if (cur_eraser < NUM_ERASERS / 2)
if (cur_eraser < NUM_ERASER_SIZES)
{
w = (ERASER_MIN +
(((NUM_ERASERS / 2) - cur_eraser - 1) * ((ERASER_MAX - ERASER_MIN) / ((NUM_ERASERS / 2) - 1))));
((NUM_ERASER_SIZES - cur_eraser - 1) * ((ERASER_MAX - ERASER_MIN) / (NUM_ERASER_SIZES - 1))));
}
else
{
w = (ERASER_MIN +
(((NUM_ERASERS / 2) - (cur_eraser - NUM_ERASERS / 2) - 1) *
((ERASER_MAX - ERASER_MIN) / ((NUM_ERASERS / 2) - 1))));
((NUM_ERASER_SIZES - (cur_eraser - NUM_ERASERS / 2) - 1) *
((ERASER_MAX - ERASER_MIN) / (NUM_ERASER_SIZES - 1))));
}
h = w;
@ -11232,7 +11234,7 @@ static void draw_erasers(void)
{
/* Square */
sz = (2 + (((NUM_ERASERS / 2) - 1 - i) * (38 / ((NUM_ERASERS / 2) - 1)))) * button_scale;
sz = (2 + ((NUM_ERASER_SIZES - 1 - i) * (38 / (NUM_ERASER_SIZES - 1)))) * button_scale;
x = ((i % 2) * button_w) + WINDOW_WIDTH - r_ttoolopt.w + 24 * button_scale - sz / 2;
y = ((j / 2) * button_h) + r_ttoolopt.h + 24 * button_scale - sz / 2 + off_y;
@ -11269,7 +11271,7 @@ static void draw_erasers(void)
{
/* Circle */
sz = (2 + (((NUM_ERASERS / 2) - 1 - (i - NUM_ERASERS / 2)) * (38 / ((NUM_ERASERS / 2) - 1)))) * button_scale;
sz = (2 + ((NUM_ERASER_SIZES - 1 - (i - NUM_ERASERS / 2)) * (38 / (NUM_ERASER_SIZES - 1)))) * button_scale;
x = ((i % 2) * button_w) + WINDOW_WIDTH - r_ttoolopt.w + 24 * button_scale - sz / 2;
y = ((j / 2) * button_h) + 40 * button_scale + 24 * button_scale - sz / 2 + off_y;
@ -12193,11 +12195,10 @@ static void circle_xor(int x, int y, int sz)
static int calc_eraser_size(int which_eraser)
{
#define NUM_SIZES (NUM_ERASERS / 2)
if (which_eraser >= NUM_SIZES)
which_eraser -= NUM_SIZES;
if (which_eraser >= NUM_ERASER_SIZES)
which_eraser -= NUM_ERASER_SIZES;
return (((NUM_SIZES - 1 - which_eraser) * ((ERASER_MAX - ERASER_MIN) / (NUM_SIZES - 1))) + ERASER_MIN);
return (((NUM_ERASER_SIZES - 1 - which_eraser) * ((ERASER_MAX - ERASER_MIN) / (NUM_ERASER_SIZES - 1))) + ERASER_MIN);
}
/**
@ -12212,7 +12213,7 @@ static void do_eraser(int x, int y, int update)
sz = calc_eraser_size(cur_eraser);
if (cur_eraser < NUM_SIZES)
if (cur_eraser < NUM_ERASER_SIZES)
{
/* Square eraser: */