indent halftone.c
This commit is contained in:
Bill Kendrick
parent
fb1e2a092d
commit
3bfbc3e741
1 changed files with 167 additions and 149 deletions
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@ -16,7 +16,8 @@
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#include "SDL_image.h"
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#include "SDL_mixer.h"
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enum {
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enum
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{
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TOOL_HALFTONE,
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NUM_TOOLS
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};
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@ -45,11 +46,8 @@ static SDL_Surface * canvas_backup, * square;
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/* Function Prototypes: */
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void halftone_drag(magic_api * api, int which, SDL_Surface * canvas,
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SDL_Surface * snapshot, int ox, int oy, int x, int y,
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SDL_Rect * update_rect);
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void halftone_line_callback(void * ptr, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y);
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SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect);
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void halftone_line_callback(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y);
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Uint32 halftone_api_version(void);
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int halftone_init(magic_api * api);
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int halftone_get_tool_count(magic_api * api);
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@ -60,11 +58,9 @@ int halftone_requires_colors(magic_api * api, int which);
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int halftone_modes(magic_api * api, int which);
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void halftone_shutdown(magic_api * api);
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void halftone_click(magic_api * api, int which, int mode,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect);
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect);
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void halftone_release(magic_api * api, int which,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect);
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect);
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void halftone_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b);
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void halftone_switchin(magic_api * api, int which, int mode, SDL_Surface * canvas);
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void halftone_switchout(magic_api * api, int which, int mode, SDL_Surface * canvas);
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@ -85,12 +81,11 @@ int halftone_init(magic_api * api)
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for (i = 0; i < NUM_TOOLS; i++)
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{
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snprintf(fname, sizeof(fname),
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"%s/sounds/magic/%s",
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api->data_directory, snd_filenames[i]);
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snprintf(fname, sizeof(fname), "%s/sounds/magic/%s", api->data_directory, snd_filenames[i]);
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snd_effect[i] = Mix_LoadWAV(fname);
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if (snd_effect[i] == NULL) {
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if (snd_effect[i] == NULL)
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{
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SDL_FreeSurface(canvas_backup);
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SDL_FreeSurface(square);
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return (0);
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@ -110,8 +105,7 @@ SDL_Surface * halftone_get_icon(magic_api * api, int which)
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{
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char fname[1024];
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snprintf(fname, sizeof(fname), "%s/images/magic/%s",
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api->data_directory, icon_filenames[which]);
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snprintf(fname, sizeof(fname), "%s/images/magic/%s", api->data_directory, icon_filenames[which]);
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return (IMG_Load(fname));
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}
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@ -160,33 +154,42 @@ void halftone_shutdown(magic_api * api ATTRIBUTE_UNUSED)
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}
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void halftone_click(magic_api * api, int which, int mode ATTRIBUTE_UNUSED,
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SDL_Surface * canvas, SDL_Surface * snapshot,
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int x, int y, SDL_Rect * update_rect)
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SDL_Surface * canvas, SDL_Surface * snapshot, int x, int y, SDL_Rect * update_rect)
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{
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halftone_drag(api, which, canvas, snapshot, x, y, x, y, update_rect);
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}
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void halftone_drag(magic_api * api, int which, SDL_Surface * canvas,
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SDL_Surface * snapshot, int ox, int oy, int x, int y,
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SDL_Rect * update_rect)
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SDL_Surface * snapshot, int ox, int oy, int x, int y, SDL_Rect * update_rect)
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{
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api->line((void *) api, which, canvas, snapshot,
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ox, oy, x, y, 4, halftone_line_callback);
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api->line((void *)api, which, canvas, snapshot, ox, oy, x, y, 4, halftone_line_callback);
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if (ox > x) { int tmp = ox; ox = x; x = tmp; }
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if (oy > y) { int tmp = oy; oy = y; y = tmp; }
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if (ox > x)
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{
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int tmp = ox;
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ox = x;
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x = tmp;
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}
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if (oy > y)
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{
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int tmp = oy;
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oy = y;
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y = tmp;
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}
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update_rect->x = ox - 16;
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update_rect->y = oy - 16;
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update_rect->w = (x + 16) - update_rect->x;
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update_rect->h = (y + 16) - update_rect->h;
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api->playsound(snd_effect[which],
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(x * 255) / canvas->w, // pan
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api->playsound(snd_effect[which], (x * 255) / canvas->w, // pan
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255); // distance
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}
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enum {
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enum
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{
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CHAN_CYAN,
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CHAN_MAGENTA,
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CHAN_YELLOW,
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@ -210,9 +213,7 @@ int chan_angles[NUM_CHANS] = {
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void halftone_release(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED,
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SDL_Surface * canvas ATTRIBUTE_UNUSED, SDL_Surface * snapshot ATTRIBUTE_UNUSED,
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int x ATTRIBUTE_UNUSED, int y ATTRIBUTE_UNUSED,
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SDL_Rect * update_rect ATTRIBUTE_UNUSED)
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int x ATTRIBUTE_UNUSED, int y ATTRIBUTE_UNUSED, SDL_Rect * update_rect ATTRIBUTE_UNUSED)
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{
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}
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@ -222,8 +223,7 @@ void halftone_set_color(magic_api * api ATTRIBUTE_UNUSED, Uint8 r ATTRIBUTE_UNUS
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}
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void halftone_line_callback(void *ptr, int which ATTRIBUTE_UNUSED,
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SDL_Surface * canvas, SDL_Surface * snapshot ATTRIBUTE_UNUSED,
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int x, int y)
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SDL_Surface * canvas, SDL_Surface * snapshot ATTRIBUTE_UNUSED, int x, int y)
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{
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Uint8 r, g, b, or, og, ob;
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Uint32 total_r, total_g, total_b;
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@ -240,15 +240,23 @@ void halftone_line_callback(void * ptr, int which ATTRIBUTE_UNUSED,
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x = ((x / 8) - 1) * 8;
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y = ((y / 8) - 1) * 8;
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if (api->touched(x, y)) { return; }
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if (api->touched(x, y))
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{
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return;
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}
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for (xx = 0; xx < 16; xx = xx + 4) {
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for (yy = 0; yy < 16; yy = yy + 4) {
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for (xx = 0; xx < 16; xx = xx + 4)
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{
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for (yy = 0; yy < 16; yy = yy + 4)
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{
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/* Get avg color around the mouse */
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total_r = total_g = total_b = 0;
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for (xxx = 0; xxx < 4; xxx++) {
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for (yyy = 0; yyy < 4; yyy++) {
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SDL_GetRGB(api->getpixel(canvas_backup, x + xx + xxx, y + yy + yyy), canvas_backup->format, &r, &g, &b);
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for (xxx = 0; xxx < 4; xxx++)
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{
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for (yyy = 0; yyy < 4; yyy++)
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{
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SDL_GetRGB(api->getpixel(canvas_backup, x + xx + xxx, y + yy + yyy), canvas_backup->format, &r, &g,
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&b);
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total_r += r;
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total_g += g;
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total_b += b;
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@ -262,13 +270,16 @@ void halftone_line_callback(void * ptr, int which ATTRIBUTE_UNUSED,
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halftone_rgb2cmyk(total_r, total_g, total_b, cmyk);
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/* Draw C, M, Y and K blobs into our 'square' surface */
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for (channel = 0; channel < NUM_CHANS; channel++) {
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for (channel = 0; channel < NUM_CHANS; channel++)
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{
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r = chan_colors[channel][0];
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g = chan_colors[channel][1];
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b = chan_colors[channel][2];
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for (xxx = 0; xxx < 8; xxx++) {
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for (yyy = 0; yyy < 8; yyy++) {
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for (xxx = 0; xxx < 8; xxx++)
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{
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for (yyy = 0; yyy < 8; yyy++)
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{
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/* A circle blob, radius based upon channel (C, M, Y or K) strength for this color */
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/* FIXME: Base it upon this channel's angle! -bjk 2011.07.17 */
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@ -278,13 +289,17 @@ void halftone_line_callback(void * ptr, int which ATTRIBUTE_UNUSED,
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sqx = (xx + ox) % 16;
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sqy = (yy + oy) % 16;
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if (api->in_circle(xxx - 4, yyy - 4, cmyk[channel] * 6.0)) {
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if (api->in_circle(xxx - 4, yyy - 4, cmyk[channel] * 6.0))
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{
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SDL_GetRGB(api->getpixel(square, sqx, sqy), square->format, &or, &og, &ob);
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if (or == 255 && og == 255 && ob == 255) {
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if (or == 255 && og == 255 && ob == 255)
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{
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/* If it's just white, put full color down */
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pixel = SDL_MapRGB(square->format, r, g, b);
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} else {
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}
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else
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{
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/* Otherwise, blend a little */
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pixel = SDL_MapRGB(square->format, (r + or) / 2, (g + og) / 2, (b + ob) / 2);
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}
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@ -303,14 +318,17 @@ void halftone_line_callback(void * ptr, int which ATTRIBUTE_UNUSED,
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SDL_BlitSurface(square, NULL, canvas, &dest);
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}
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void halftone_switchin(magic_api * api, int which ATTRIBUTE_UNUSED,
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int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas)
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void halftone_switchin(magic_api * api, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas)
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{
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if (canvas_backup == NULL)
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canvas_backup = SDL_CreateRGBSurface(SDL_ANYFORMAT, api->canvas_w, api->canvas_h, canvas->format->BitsPerPixel, canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask, canvas->format->Amask);
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canvas_backup =
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SDL_CreateRGBSurface(SDL_ANYFORMAT, api->canvas_w, api->canvas_h, canvas->format->BitsPerPixel,
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canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask, canvas->format->Amask);
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if (square == NULL)
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square = SDL_CreateRGBSurface(SDL_ANYFORMAT, 16, 16, canvas->format->BitsPerPixel, canvas->format->Rmask, canvas->format->Gmask, canvas->format->Bmask, canvas->format->Amask);
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square =
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SDL_CreateRGBSurface(SDL_ANYFORMAT, 16, 16, canvas->format->BitsPerPixel, canvas->format->Rmask,
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canvas->format->Gmask, canvas->format->Bmask, canvas->format->Amask);
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/* FIXME: What to do if they come back NULL!? :( */
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