diff options
Diffstat (limited to 'release/plugins/sequence/scatter.c')
| -rw-r--r-- | release/plugins/sequence/scatter.c | 263 |
1 files changed, 0 insertions, 263 deletions
diff --git a/release/plugins/sequence/scatter.c b/release/plugins/sequence/scatter.c deleted file mode 100644 index a480f194bea..00000000000 --- a/release/plugins/sequence/scatter.c +++ /dev/null @@ -1,263 +0,0 @@ -/** - * - * ***** BEGIN GPL LICENSE BLOCK ***** - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. - * All rights reserved. - * - * The Original Code is: all of this file. - * - * Contributor(s): none yet. - * - * ***** END GPL LICENSE BLOCK ***** - */ - -#include "plugin.h" - -/* ******************** GLOBAL VARIABLES ***************** */ - - -char name[24] = "scatter"; - -/* structure for buttons, - * butcode name default min max 0 - */ - -VarStruct varstr[] = { - LABEL, "Input: 1 strip", 0.0, 0.0, 0.0, "", - NUM | INT, "seed: ", 1.0, 0.0, 10.0, "Offset in random table", - NUMSLI | FLO, "swing: ", 1.0, 0.0, 3.0, "The amplitude, width of the effect", - TOG | INT, "wrap", 0.0, 0.0, 1.0, "Cyclic wrap around the left/right edges", - NUM | INT, "type: ", 1.0, 0.0, 1.0, "Type 1 is random for each frame", -}; - -/* The cast struct is for input in the main doit function - Varstr and Cast must have the same variables in the same order */ - -typedef struct Cast { - int dummy; /* because of the 'label' button */ - int seed; - float swing; - int wrap; - int type; -} Cast; - -/* cfra: the current frame */ - -float cfra; - -void plugin_seq_doit(Cast *, float, float, int, int, ImBuf *, ImBuf *, ImBuf *, ImBuf *); - - -/* ******************** Fixed functions ***************** */ - -int plugin_seq_getversion(void) -{ - return B_PLUGIN_VERSION; -} - -void plugin_but_changed(int but) -{ -} - -void plugin_init() -{ -} - -void plugin_getinfo(PluginInfo *info) -{ - info->name = name; - info->nvars = sizeof(varstr) / sizeof(VarStruct); - info->cfra = &cfra; - - info->varstr = varstr; - - info->init = plugin_init; - info->seq_doit = (SeqDoit) plugin_seq_doit; - info->callback = plugin_but_changed; -} - - -/* ************************************************************ - Scatter - -************************************************************ */ - -static void rectcpy(ImBuf *dbuf, ImBuf *sbuf, - int destx, int desty, - int srcx, int srcy, int width, int height) -{ - uint *drect, *srect; - float *dfrect, *sfrect; - int tmp; - - if (dbuf == 0) return; - - if (destx < 0) { - srcx -= destx; - width += destx; - destx = 0; - } - if (srcx < 0) { - destx -= srcx; - width += destx; - srcx = 0; - } - if (desty < 0) { - srcy -= desty; - height += desty; - desty = 0; - } - if (srcy < 0) { - desty -= srcy; - height += desty; - srcy = 0; - } - - if (width > dbuf->x - destx) width = dbuf->x - destx; - if (height > dbuf->y - desty) height = dbuf->y - desty; - if (sbuf) { - if (width > sbuf->x - srcx) width = sbuf->x - srcx; - if (height > sbuf->y - srcy) height = sbuf->y - srcy; - srect = sbuf->rect; - sfrect = sbuf->rect_float; - } - - if (width <= 0) return; - if (height <= 0) return; - - drect = dbuf->rect; - dfrect = dbuf->rect_float; - - tmp = (desty * dbuf->x + destx); - - if (dbuf->rect_float) dfrect += 4 * tmp; - else drect += tmp; - - destx = dbuf->x; - - if (sbuf) { - tmp = (srcy * sbuf->x + srcx); - if (dbuf->rect_float) sfrect += 4 * tmp; - else srect += tmp; - srcx = sbuf->x; - } - else { - if (dbuf->rect_float) sfrect = dfrect; - else srect = drect; - srcx = destx; - } - - for (; height > 0; height--) { - if (dbuf->rect_float) { - memcpy(dfrect, sfrect, 4 * width * sizeof(float)); - dfrect += destx; - sfrect += srcx; - } - else { - memcpy(drect, srect, width * sizeof(int)); - drect += destx; - srect += srcx; - } - } -} - -static void fill_out(ImBuf *out, float r, float g, float b, float a) -{ - int tot, x; - float *rectf = out->rect_float; - unsigned char *rect = (unsigned char *)out->rect; - - tot = out->x * out->y; - if (out->rect_float) { - for (x = 0; x < tot; x++) { - rectf[0] = r; - rectf[1] = g; - rectf[2] = b; - rectf[3] = a; - rectf += 4; - } - } - else { - for (x = 0; x < tot; x++) { - rect[0] = (int)(r * 255); - rect[1] = (int)(g * 255); - rect[2] = (int)(b * 255); - rect[3] = (int)(a * 255); - rect += 4; - } - } -} - - -void plugin_seq_doit(Cast *cast, float facf0, float facf1, int sx, int sy, ImBuf *ibuf1, ImBuf *ibuf2, ImBuf *out, ImBuf *use) -{ - float f1, f2, t1, t2, t3; - int x, y, lr; - - /* fill imbuf 'out' with black */ - fill_out(out, 0, 0, 0, 0); - - - switch (cast->type) { - case 0: - srand48(cast->seed); - break; - case 1: - srand48(cast->seed + facf0 * 1000); - break; - } - - for (y = 0; y < sy; y++) { - switch (cast->type) { - case 0: - if ((y & 1) == 0) { - f1 = drand48() - 0.5; - f2 = drand48() - 0.5; - f1 = cast->swing * f1; - f2 = cast->swing * f2; - if (cast->wrap) f2 += 1.0; - lr = drand48() > 0.5; - t1 = facf0; - } - else t1 = facf1; - - t2 = 1.0 - t1; - t3 = 3.0 * (f1 * t1 * t1 * t2 + f2 * t1 * t2 * t2); - if (cast->wrap) t3 += t2 * t2 * t2; - x = sx * t3; - if (lr) x = -x; - break; - case 1: - f1 = drand48() - 0.5; - f1 = f1 * cast->swing; - if ((y & 1) == 0) f1 *= facf0; - else f1 *= facf1; - x = f1 * sx; - break; - } - - rectcpy(out, ibuf1, 0, y, x, y, 32767, 1); - if (cast->wrap) { - rectcpy(out, ibuf1, 0, y, x + sx, y, 32767, 1); - rectcpy(out, ibuf1, 0, y, x + sx + sx, y, 32767, 1); - rectcpy(out, ibuf1, 0, y, x - sx, y, 32767, 1); - rectcpy(out, ibuf1, 0, y, x - sx - sx, y, 32767, 1); - } - } -} - |