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Address tons of warnings in magic/src/lightning.c

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This commit is contained in:
Bill Kendrick 2021-10-24 01:15:46 -07:00
parent d27c21bf2a
commit 5f9ff7e97d
1 changed files with 36 additions and 19 deletions
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55
magic/src/lightning.c
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@ -3,7 +3,7 @@
Draws a lightning strike between the click
and drag+release positions.
Last modified: 2021.09.27
Last modified: 2021.10.24
*/
#include <stdio.h>
@ -20,10 +20,27 @@ float lightning_h, lightning_s, lightning_v;
int sx, sy;
Uint32 lightning_api_version(void);
int lightning_init(magic_api * api);
int lightning_get_tool_count(magic_api * api);
SDL_Surface *lightning_get_icon(magic_api * api, int which);
char *lightning_get_name(magic_api * api, int which);
int lightning_get_group(magic_api * api, int which);
char *lightning_get_description(magic_api * api, int which, int mode);
int lightning_requires_colors(magic_api * api, int which);
int lightning_modes(magic_api * api, int which);
void lightning_shutdown(magic_api * api);
void lightning_click(magic_api * api, int which, int mode,
SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect);
void lightning_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b);
void lightning_drag(magic_api * api, int which, SDL_Surface * canvas,
SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect);
void lightning_line_callback_drag(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y);
void lightning_draw_bolt(void * ptr, SDL_Surface * canvas, SDL_Surface * snapshot, float sx, float sy, float angle, float len, int thickness);
void lightning_release(magic_api * api, int which,
SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect);
void lightning_switchin(magic_api * api, int which, int mode, SDL_Surface * canvas);
void lightning_switchout(magic_api * api, int which, int mode, SDL_Surface * canvas);
Uint32 lightning_api_version(void)
@ -41,13 +58,13 @@ int lightning_init(magic_api * api)
return (1);
}
int lightning_get_tool_count(magic_api * api)
int lightning_get_tool_count(magic_api * api ATTRIBUTE_UNUSED)
{
return (1);
}
SDL_Surface *lightning_get_icon(magic_api * api, int which)
SDL_Surface *lightning_get_icon(magic_api * api, int which ATTRIBUTE_UNUSED)
{
char fname[1024];
@ -56,32 +73,32 @@ SDL_Surface *lightning_get_icon(magic_api * api, int which)
return (IMG_Load(fname));
}
char *lightning_get_name(magic_api * api, int which)
char *lightning_get_name(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
{
return strdup(gettext("Lightning"));
}
int lightning_get_group(magic_api * api, int which)
int lightning_get_group(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
{
return MAGIC_TYPE_ARTISTIC;
}
char *lightning_get_description(magic_api * api, int which, int mode)
char *lightning_get_description(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED)
{
return strdup(gettext("Click, drag, and release to a lightning bolt between two points."));
}
int lightning_requires_colors(magic_api * api, int which)
int lightning_requires_colors(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
{
return 1;
}
int lightning_modes(magic_api * api, int which)
int lightning_modes(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
{
return MODE_PAINT;
}
void lightning_shutdown(magic_api * api)
void lightning_shutdown(magic_api * api ATTRIBUTE_UNUSED)
{
if (snd_effect != NULL)
Mix_FreeChunk(snd_effect);
@ -89,7 +106,7 @@ void lightning_shutdown(magic_api * api)
void
lightning_click(magic_api * api, int which, int mode,
lightning_click(magic_api * api, int which, int mode ATTRIBUTE_UNUSED,
SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect)
{
sx = x;
@ -100,7 +117,8 @@ lightning_click(magic_api * api, int which, int mode,
void
lightning_drag(magic_api * api, int which, SDL_Surface * canvas,
SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect)
SDL_Surface * snapshot, int ox ATTRIBUTE_UNUSED, int oy ATTRIBUTE_UNUSED,
int x, int y, SDL_Rect * update_rect)
{
/* FIXME: This could be made more efficient
(only blit and update between (sx,sy) and (x,y), though
@ -118,7 +136,7 @@ lightning_drag(magic_api * api, int which, SDL_Surface * canvas,
void
lightning_release(magic_api * api, int which,
lightning_release(magic_api * api, int which ATTRIBUTE_UNUSED,
SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect)
{
float a, b, len, angle;
@ -166,9 +184,9 @@ void lightning_draw_bolt(void * ptr, SDL_Surface * canvas, SDL_Surface * snapsho
{
magic_api *api = (magic_api *) ptr;
float i;
float x, y, orig_angle, pct;
float x, y, orig_angle;
int xx, yy, t;
Uint8 r, g, b, or, og, ob;
Uint8 r, g, b;
float h, s, v, new_h, new_s, new_v;
float adj;
@ -197,11 +215,10 @@ void lightning_draw_bolt(void * ptr, SDL_Surface * canvas, SDL_Surface * snapsho
{
if (api->in_circle(xx, yy, t))
{
float light_h, light_s, light_v;
float light_h, light_s;
light_h = lightning_h;
light_s = lightning_s;
light_v = lightning_v;
SDL_GetRGB(api->getpixel(canvas, x + xx, y + yy), canvas->format, &r, &g, &b);
api->rgbtohsv(r, g, b, &h, &s, &v);
@ -262,17 +279,17 @@ void lightning_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b)
}
void lightning_line_callback_drag(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y)
void lightning_line_callback_drag(void *ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * canvas, SDL_Surface * snapshot ATTRIBUTE_UNUSED, int x, int y)
{
magic_api *api = (magic_api *) ptr;
api->xorpixel(canvas, x, y);
}
void lightning_switchin(magic_api * api, int which, int mode, SDL_Surface * canvas)
void lightning_switchin(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED)
{
}
void lightning_switchout(magic_api * api, int which, int mode, SDL_Surface * canvas)
void lightning_switchout(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED)
{
}