1 // ============================================================================
2 // Mirror Magic -- McDuffin's Revenge
3 // ----------------------------------------------------------------------------
4 // (c) 1994-2017 by Artsoft Entertainment
7 // https://www.artsoft.org/
8 // ----------------------------------------------------------------------------
10 // ============================================================================
20 void SetDrawtoField_MM(int mode)
22 int full_xsize = lev_fieldx * TILESIZE_VAR;
23 int full_ysize = lev_fieldy * TILESIZE_VAR;
25 // distance (delta) from screen border (SX/SY) to centered level playfield
26 dSX = (full_xsize < SXSIZE ? (SXSIZE - full_xsize) / 2 : 0);
27 dSY = (full_ysize < SYSIZE ? (SYSIZE - full_ysize) / 2 : 0);
29 // for convenience, absolute screen position to centered level playfield
32 cSX2 = SX + dSX + 2; // including playfield border
33 cSY2 = SY + dSY + 2; // including playfield border
35 if (mode == DRAW_TO_BACKBUFFER)
41 SetTileCursorSXSY(cSX, cSY);
44 void ClearWindow(void)
46 ClearRectangle(backbuffer, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
48 SetDrawtoField(DRAW_TO_BACKBUFFER);
49 SetDrawtoField_MM(DRAW_TO_BACKBUFFER);
51 redraw_mask |= REDRAW_FIELD;
54 void DrawGraphicAnimation_MM(int x, int y, int graphic, int frame)
59 getGraphicSource(graphic, frame, &bitmap, &src_x, &src_y);
61 BlitBitmap(bitmap, drawto_field, src_x, src_y, TILEX, TILEY,
62 cFX + x * TILEX, cFY + y * TILEY);
65 void DrawGraphic_MM(int x, int y, int graphic)
68 if (!IN_SCR_FIELD(x,y))
70 Debug("game:mm:DrawGraphic_MM", "x = %d, y = %d, graphic = %d",
72 Debug("game:mm:DrawGraphic_MM", "This should never happen!");
78 int frame = getGraphicAnimationFrameXY(graphic, x, y);
80 DrawGraphicAnimation_MM(x, y, graphic, frame);
85 void DrawGraphicExt_MM(DrawBuffer *d, int x, int y, int graphic)
90 getGraphicSource(graphic, 0, &bitmap, &src_x, &src_y);
92 BlitBitmap(bitmap, d, src_x, src_y, TILEX, TILEY, x, y);
95 void DrawGraphicThruMask_MM(int x, int y, int graphic, int frame)
98 if (!IN_SCR_FIELD(x,y))
100 Debug("game:mm:DrawGraphicThruMask_MM", "x = %d,y = %d, graphic = %d",
102 Debug("game:mm:DrawGraphicThruMask_MM", "This should never happen!");
108 DrawGraphicThruMaskExt_MM(drawto_field, cFX + x * TILEX, cFY + y * TILEY,
114 void DrawGraphicThruMaskExt_MM(DrawBuffer *d, int dest_x, int dest_y,
115 int graphic, int frame)
120 if (graphic == IMG_EMPTY)
123 getGraphicSource(graphic, frame, &src_bitmap, &src_x, &src_y);
125 BlitBitmapMasked(src_bitmap, d, src_x, src_y, TILEX, TILEY, dest_x, dest_y);
128 void DrawMiniGraphic_MM(int x, int y, int graphic)
130 DrawMiniGraphicExt_MM(drawto, cSX + x * MINI_TILEX, cSY + y * MINI_TILEY,
133 MarkTileDirty(x / 2, y / 2);
137 static void getMicroGraphicSource(int graphic, Bitmap **bitmap, int *x, int *y)
139 getSizedGraphicSource(graphic, 0, TILESIZE / 4, bitmap, x, y);
143 void DrawMiniGraphicExt_MM(DrawBuffer *d, int x, int y, int graphic)
148 getMiniGraphicSource(graphic, &bitmap, &src_x, &src_y);
150 BlitBitmap(bitmap, d, src_x, src_y, MINI_TILEX, MINI_TILEY, x, y);
153 void DrawGraphicShifted_MM(int x,int y, int dx,int dy, int graphic,
154 int cut_mode, int mask_mode)
156 int width = TILEX, height = TILEY;
158 int src_x, src_y, dest_x, dest_y;
163 DrawGraphic_MM(x, y, graphic);
168 if (dx || dy) // Verschiebung der Grafik?
170 if (x < BX1) // Element kommt von links ins Bild
177 else if (x > BX2) // Element kommt von rechts ins Bild
183 else if (x==BX1 && dx < 0) // Element verläßt links das Bild
189 else if (x==BX2 && dx > 0) // Element verläßt rechts das Bild
191 else if (dx) // allg. Bewegung in x-Richtung
192 MarkTileDirty(x + SIGN(dx), y);
194 if (y < BY1) // Element kommt von oben ins Bild
196 if (cut_mode==CUT_BELOW) // Element oberhalb des Bildes
204 else if (y > BY2) // Element kommt von unten ins Bild
210 else if (y==BY1 && dy < 0) // Element verläßt oben das Bild
216 else if (dy > 0 && cut_mode == CUT_ABOVE)
218 if (y == BY2) // Element unterhalb des Bildes
224 MarkTileDirty(x, y + 1);
225 } // Element verläßt unten das Bild
226 else if (dy > 0 && (y == BY2 || cut_mode == CUT_BELOW))
230 else if (dy) // allg. Bewegung in y-Richtung
232 MarkTileDirty(x, y + SIGN(dy));
236 getGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
241 dest_x = cFX + x * TILEX + dx;
242 dest_y = cFY + y * TILEY + dy;
245 if (!IN_SCR_FIELD(x,y))
247 Debug("game:mm:DrawGraphicShifted_MM", "x = %d, y = %d, graphic = %d",
249 Debug("game:mm:DrawGraphicShifted_MM", "This should never happen!");
255 if (mask_mode == USE_MASKING)
256 BlitBitmapMasked(src_bitmap, drawto_field,
257 src_x, src_y, TILEX, TILEY, dest_x, dest_y);
259 BlitBitmap(src_bitmap, drawto_field,
260 src_x, src_y, width, height, dest_x, dest_y);
265 void DrawScreenElementExt_MM(int x, int y, int dx, int dy, int element,
266 int cut_mode, int mask_mode)
268 int ux = LEVELX(x), uy = LEVELY(y);
269 int graphic = el2gfx(element);
270 int phase8 = ABS(MovPos[ux][uy]) / (TILEX / 8);
271 int phase2 = phase8 / 4;
272 int dir = MovDir[ux][uy];
274 if (element == EL_PACMAN)
276 graphic = (phase2 ? IMG_MM_PACMAN_RIGHT : IMG_MM_PACMAN_EATING_RIGHT);
280 else if (dir == MV_LEFT)
282 else if (dir == MV_DOWN)
287 DrawGraphicShifted_MM(x, y, dx, dy, graphic, cut_mode, mask_mode);
288 else if (mask_mode == USE_MASKING)
289 DrawGraphicThruMask_MM(x, y, graphic, 0);
291 DrawGraphic_MM(x, y, graphic);
294 void DrawLevelElementExt_MM(int x, int y, int dx, int dy, int element,
295 int cut_mode, int mask_mode)
297 if (IN_LEV_FIELD(x, y) && IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
298 DrawScreenElementExt_MM(SCREENX(x), SCREENY(y), dx, dy, element,
299 cut_mode, mask_mode);
302 void DrawScreenElementShifted_MM(int x, int y, int dx, int dy, int element,
305 DrawScreenElementExt_MM(x, y, dx, dy, element, cut_mode, NO_MASKING);
308 void DrawScreenElement_MM(int x, int y, int element)
310 DrawScreenElementExt_MM(x, y, 0, 0, element, NO_CUTTING, NO_MASKING);
313 void DrawScreenField_MM(int x, int y)
315 int element = Tile[x][y];
317 if (!IN_LEV_FIELD(x, y))
322 int horiz_move = (MovDir[x][y] == MV_LEFT || MovDir[x][y] == MV_RIGHT);
324 DrawScreenElement_MM(x, y, EL_EMPTY);
327 DrawScreenElementShifted_MM(x, y, MovPos[x][y], 0, element, NO_CUTTING);
329 DrawScreenElementShifted_MM(x, y, 0, MovPos[x][y], element, NO_CUTTING);
331 else if (IS_BLOCKED(x, y))
337 Blocked2Moving(x, y, &oldx, &oldy);
341 horiz_move = (MovDir[oldx][oldy] == MV_LEFT ||
342 MovDir[oldx][oldy] == MV_RIGHT);
344 DrawScreenElement_MM(x, y, EL_EMPTY);
346 element = Tile[oldx][oldy];
349 DrawScreenElementShifted_MM(sx, sy, MovPos[oldx][oldy], 0, element,
352 DrawScreenElementShifted_MM(sx, sy, 0, MovPos[oldx][oldy], element,
355 else if (IS_DRAWABLE(element))
357 DrawScreenElement_MM(x, y, element);
361 DrawScreenElement_MM(x, y, EL_EMPTY);
365 void DrawLevelField_MM(int x, int y)
367 DrawScreenField_MM(x, y);
370 void DrawMiniElement_MM(int x, int y, int element)
376 DrawMiniGraphic_MM(x, y, IMG_EMPTY);
381 graphic = el2gfx(element);
383 DrawMiniGraphic_MM(x, y, graphic);
386 void DrawMiniElementOrWall_MM(int sx, int sy, int scroll_x, int scroll_y)
388 int x = sx + scroll_x, y = sy + scroll_y;
390 if (x < -1 || x > lev_fieldx || y < -1 || y > lev_fieldy)
391 DrawMiniElement_MM(sx, sy, EL_EMPTY);
392 else if (x > -1 && x < lev_fieldx && y > -1 && y < lev_fieldy)
393 DrawMiniElement_MM(sx, sy, Tile[x][y]);
396 void DrawField_MM(int x, int y)
398 int element = Tile[x][y];
400 DrawElement_MM(x, y, element);
402 // old game versions randomly changed colors of bonus light balls
403 if (game.engine_version < VERSION_IDENT(4,3,3,0) &&
404 element == EL_LIGHTBALL && game_mm.lightball_rnd)
408 void DrawLevel_MM(void)
414 for (x = 0; x < lev_fieldx; x++)
415 for (y = 0; y < lev_fieldy; y++)
418 redraw_mask |= REDRAW_FIELD;
421 void DrawWallsExt_MM(int x, int y, int element, int draw_mask)
424 int graphic = el2gfx(WALL_BASE(element));
428 getMiniGraphicSource(graphic, &bitmap, &gx, &gy);
430 DrawGraphic_MM(x, y, IMG_EMPTY);
433 if (IS_WALL_WOOD(element) || IS_WALL_AMOEBA(element) ||
434 IS_DF_WALL_WOOD(element))
436 if (IS_WALL_ICE(element) || IS_WALL_AMOEBA(element))
440 for (i = 0; i < 4; i++)
442 int dest_x = cSX + x * TILEX + MINI_TILEX * (i % 2);
443 int dest_y = cSY + y * TILEY + MINI_TILEY * (i / 2);
445 if (!((1 << i) & draw_mask))
448 if (element & (1 << i))
449 BlitBitmap(bitmap, drawto, gx, gy, MINI_TILEX, MINI_TILEY,
452 ClearRectangle(drawto, dest_x, dest_y, MINI_TILEX, MINI_TILEY);
458 void DrawWalls_MM(int x, int y, int element)
460 DrawWallsExt_MM(x, y, element, HIT_MASK_ALL);
463 void DrawWallsAnimation_MM(int x, int y, int element, int phase, int bit_mask)
469 DrawWalls_MM(x, y, element);
474 for (i = 0; i < 4; i++)
476 if (element & (1 << i))
482 int dst_x = cSX + x * TILEX + (i % 2) * MINI_TILEX;
483 int dst_y = cSY + y * TILEY + (i / 2) * MINI_TILEY;
485 if (bit_mask & (1 << i))
487 graphic = (IS_WALL_AMOEBA(element) ?
488 IMG_MM_AMOEBA_WALL_GROWING :
489 IMG_MM_ICE_WALL_SHRINKING);
494 graphic = (IS_WALL_AMOEBA(element) ?
500 getSizedGraphicSource(graphic, frame, MINI_TILESIZE, &bitmap,
503 BlitBitmap(bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
511 void DrawElement_MM(int x, int y, int element)
513 if (element == EL_EMPTY)
514 DrawGraphic_MM(x, y, IMG_EMPTY);
515 else if (IS_WALL(element))
516 DrawWalls_MM(x, y, element);
518 else if (IS_WALL_CHANGING(element) && IS_WALL_CHANGING(Tile[x][y]))
520 int wall_element = Tile[x][y] - EL_WALL_CHANGING + Store[x][y];
522 DrawWalls_MM(x, y, wall_element);
525 else if (element == EL_PACMAN)
526 DrawLevelField_MM(x, y);
527 else if (element == EL_FUSE_ON &&
531 DrawGraphic_MM(x, y, IMG_MM_FUSE);
532 else if (element == EL_GRAY_BALL_OPENING)
533 DrawGraphic_MM(x, y, el_act2gfx(EL_BALL_GRAY, MM_ACTION_OPENING));
534 else if (element == EL_BOMB_ACTIVE)
535 DrawGraphic_MM(x, y, el_act2gfx(EL_BOMB, MM_ACTION_ACTIVE));
536 else if (element == EL_MINE_ACTIVE)
537 DrawGraphic_MM(x, y, el_act2gfx(EL_MINE, MM_ACTION_ACTIVE));
539 DrawGraphic_MM(x, y, el2gfx(element));
543 static void DrawMicroWalls_MM(int x, int y, int element)
546 int graphic = el2gfx(WALL_BASE(element));
550 getMicroGraphicSource(graphic, &bitmap, &gx, &gy);
552 for (i = 0; i < 4; i++)
554 int xpos = MICROLEV_XPOS + x * MICRO_TILEX + MICRO_WALLX * (i % 2);
555 int ypos = MICROLEV_YPOS + y * MICRO_TILEY + MICRO_WALLY * (i / 2);
557 if (element & (1 << i))
558 BlitBitmap(bitmap, drawto, gx, gy, MICRO_WALLX, MICRO_WALLY, xpos, ypos);
560 ClearRectangle(drawto, xpos, ypos, MICRO_WALLX, MICRO_WALLY);
564 static void DrawMicroElement_MM(int x, int y, int element)
567 int graphic = el2gfx(element);
570 if (element == EL_EMPTY)
573 if (IS_WALL(element))
575 DrawMicroWalls_MM(x, y, element);
580 getMicroGraphicSource(graphic, &bitmap, &gx, &gy);
582 BlitBitmap(bitmap, drawto, gx, gy, MICRO_TILEX, MICRO_TILEY,
583 MICROLEV_XPOS + x * MICRO_TILEX, MICROLEV_YPOS + y * MICRO_TILEY);
586 static void DrawMicroLevelExt_MM(int xpos, int ypos)
590 ClearRectangle(drawto, xpos, ypos, MICROLEV_XSIZE, MICROLEV_YSIZE);
592 for (x = 0; x < STD_LEV_FIELDX; x++)
593 for (y = 0; y < STD_LEV_FIELDY; y++)
594 DrawMicroElement_MM(x, y, Ur[x][y]);
596 redraw_mask |= REDRAW_FIELD;
601 // ----------------------------------------------------------------------------
603 // ----------------------------------------------------------------------------
605 #define XSN_RND(x) ((x) != 0 ? rand() % (x) : 0)
606 #define XSN_ALPHA_VALUE(x) (SDL_ALPHA_OPAQUE * (x) / 100)
608 #define XSN_MAX_ITEMS 100
609 #define XSN_MAX_HEIGHT 40
611 #define XSN_MAX_DY 10
612 #define XSN_CHECK_DELAY 3
613 #define XSN_START_DELAY 60
614 #define XSN_UPDATE_DELAY 50
615 #define XSN_GROWTH_DELAY 3
616 #define XSN_GROWTH_RATE 3
617 #define XSN_CHANGE_DELAY 30
618 #define XSN_CHANGE_FACTOR 3
619 #define XSN_ALPHA_DEFAULT XSN_ALPHA_VALUE(95)
620 #define XSN_ALPHA_VISIBLE XSN_ALPHA_VALUE(50)
621 #define XSN_DEBUG_STEPS 5
623 static byte xsn_bits_0[] = { 0x05, 0x02, 0x05 };
624 static byte xsn_bits_1[] = { 0x22, 0x6b, 0x14, 0x2a, 0x14, 0x6b, 0x22 };
625 static byte xsn_bits_2[] = { 0x14, 0x08, 0x49, 0x36, 0x49, 0x08, 0x14 };
627 char debug_xsn_mode[] = { 76,101,116,32,105,116,32,115,110,111,119,33,0 };
629 void setHideSetupEntry(void *);
630 void removeHideSetupEntry(void *);
640 { ARRAY_SIZE(xsn_bits_0), xsn_bits_0 },
641 { ARRAY_SIZE(xsn_bits_1), xsn_bits_1 },
642 { ARRAY_SIZE(xsn_bits_2), xsn_bits_2 },
643 { ARRAY_SIZE(xsn_bits_2), xsn_bits_2 },
644 { ARRAY_SIZE(xsn_bits_1), xsn_bits_1 },
645 { ARRAY_SIZE(xsn_bits_2), xsn_bits_2 },
646 { ARRAY_SIZE(xsn_bits_0), xsn_bits_0 },
648 static int num_xsn_data = ARRAY_SIZE(xsn_data);
677 struct XsnItem items[XSN_MAX_ITEMS];
684 static struct Xsn xsn = { 0 };
686 static int xsn_percent(void)
689 int xsn_m1 = xsn_m0 + 10;
690 int xsn_m2 = xsn_m1 + 10;
691 int xsn_m3 = xsn_m2 + 10;
692 time_t xsn_e0 = time(NULL);
693 struct tm *xsn_t0 = localtime(&xsn_e0);
694 struct tm xsn_t1 = { 0,0,0, xsn_m2*3, xsn_m3/3, xsn_t0->tm_year, 0,0,-1 };
695 time_t xsn_e1 = mktime(&xsn_t1);
696 int xsn_c0 = (25 * xsn_m3) << xsn_m1;
697 int xsn_c1 = (xsn_t1.tm_wday - xsn_m1) * !!xsn_t1.tm_wday;
699 for (xsn_m0 = 5; xsn_m0 > 0; xsn_m0--)
701 int xsn_c2 = (xsn_m0 > 4 ? 0 : xsn_c1) - xsn_m1 * xsn_m0;
702 int xsn_off = (xsn_m0 > 4 ? xsn_c0 : 0);
703 time_t xsn_e3 = xsn_e1 - xsn_c2 * xsn_c0;
705 if (xsn_e0 > xsn_e3 - xsn_off &&
706 xsn_e0 < xsn_e3 + xsn_off + xsn_c0)
707 return xsn_m0 * (xsn_m3 - xsn_m1);
713 static void xsn_init_item(int nr)
715 struct XsnItem *item = &xsn.items[nr];
717 item->type = XSN_RND(num_xsn_data);
719 if (xsn.change_type != 0)
721 int new_x = XSN_RND(xsn.area_xsize / 3);
723 item->x = (xsn.change_dir == 1 ? new_x : xsn.area_xsize - new_x);
724 item->y = XSN_RND(xsn.area_ysize);
728 item->x = XSN_RND(xsn.area_xsize - xsn_data[item->type].size);
729 item->y = XSN_RND(xsn.area_ysize / 10);
732 item->dy = XSN_RND(xsn.max_dy + 1) + 1;
733 item->dx = XSN_RND(item->dy / 4 + 1) * (XSN_RND(1000) > 500 ? -1 : 1);
738 static void xsn_update_item(int nr)
740 struct XsnItem *item = &xsn.items[nr];
745 if (xsn.change_type != 0)
747 int dx_new = ABS(item->dx) +
748 (xsn.change_type == 1 ?
749 XSN_RND(XSN_CHANGE_FACTOR + 1) - XSN_CHANGE_FACTOR / 2 :
752 item->dx = MIN(MAX(-50, dx_new * xsn.change_dir), 50);
755 int new_x = item->x + item->dx;
756 int new_y = item->y + item->dy;
758 item->active = (new_y < xsn.area_ysize);
760 if (xsn.change_type != 0)
761 item->active = (item->active && new_x > 0 && new_x < xsn.area_xsize);
763 int item_size = xsn_data[item->type].size;
764 int half_item_size = item_size / 2;
765 int mid_x = new_x + half_item_size;
766 int mid_y = new_y + half_item_size;
767 int upper_border = xsn.area_ysize - xsn.max_height;
770 new_y >= upper_border &&
772 new_x <= xsn.area_xsize - item_size &&
773 mid_y >= xsn.height[mid_x] &&
774 mid_y < xsn.area_ysize)
776 Bitmap *item_bitmap = xsn_data[item->type].bitmap;
777 SDL_Surface *surface = xsn.bitmap->surface;
778 SDL_Surface *surface_masked = xsn.bitmap->surface_masked;
779 int item_alpha = XSN_ALPHA_VALUE(81 + XSN_RND(20));
783 xsn.bitmap->surface = surface_masked;
785 SDLSetAlpha(item_bitmap->surface_masked, TRUE, item_alpha);
787 // blit to masked surface instead of opaque surface
788 BlitBitmapMasked(item_bitmap, xsn.bitmap, 0, 0, item_size, item_size,
789 new_x, new_y - upper_border);
791 SDLSetAlpha(item_bitmap->surface_masked, TRUE, XSN_ALPHA_DEFAULT);
793 for (i = -half_item_size; i <= half_item_size; i++)
795 int xpos = mid_x + i;
797 if (xpos >= 0 && xpos < xsn.area_xsize)
798 xsn.height[xpos] = MIN(new_y + ABS(i), xsn.height[xpos]);
801 if (xsn.height[mid_x] <= upper_border + shrink)
803 int xpos1 = MAX(0, new_x - half_item_size);
804 int xpos2 = MIN(new_x + 3 * half_item_size, xsn.area_xsize);
805 int xsize = xpos2 - xpos1;
806 int ysize1 = XSN_RND(xsn.max_height - shrink);
807 int ysize2 = xsn.max_height - ysize1;
809 SDLSetAlpha(surface_masked, FALSE, 0);
811 FillRectangle(xsn.bitmap, xpos1, xsn.max_height, xsize, xsn.max_height,
813 BlitBitmapMasked(xsn.bitmap, xsn.bitmap, xpos1, 0, xsize, ysize1,
814 xpos1, xsn.max_height + shrink);
815 BlitBitmapMasked(xsn.bitmap, xsn.bitmap, xpos1, ysize1, xsize, ysize2,
816 xpos1, xsn.max_height + ysize1);
817 FillRectangle(xsn.bitmap, xpos1, 0, xsize, xsn.max_height,
819 BlitBitmapMasked(xsn.bitmap, xsn.bitmap, xpos1, xsn.max_height,
820 xsize, xsn.max_height, xpos1, 0);
822 SDLSetAlpha(surface_masked, TRUE, xsn.alpha);
824 for (i = xpos1; i < xpos2; i++)
825 xsn.height[i] = MIN(xsn.height[i] + shrink, xsn.area_ysize - 1);
828 SDLFreeBitmapTextures(xsn.bitmap);
829 SDLCreateBitmapTextures(xsn.bitmap);
831 xsn.bitmap->surface = surface;
836 item->dx += XSN_RND(XSN_CHANGE_FACTOR) * (XSN_RND(1000) > 500 ? -1 : 1);
838 if (xsn.change_type == 0)
839 item->dx = MIN(MAX(-xsn.max_dx, item->dx), xsn.max_dx);
845 static void xsn_update_change(void)
847 if (XSN_RND(100) > 65)
849 xsn.change_dir = (XSN_RND(10) > 4 ? 1 : -1);
850 xsn.change_delay = XSN_RND(5) + 1;
853 else if (xsn.change_type == 2)
855 xsn.change_delay = XSN_RND(3) + 1;
860 xsn.change_delay = XSN_CHANGE_DELAY;
865 static void DrawTileCursor_Xsn(int draw_target)
867 static boolean initialized = FALSE;
868 static boolean started = FALSE;
869 static boolean active = FALSE;
870 static boolean debug = FALSE;
871 static DelayCounter check_delay = { XSN_CHECK_DELAY * 1000 };
872 static DelayCounter start_delay = { 0 };
873 static DelayCounter growth_delay = { 0 };
874 static DelayCounter update_delay = { 0 };
875 static DelayCounter change_delay = { 0 };
876 static int percent = 0;
877 static int debug_value = 0;
878 boolean reinitialize = FALSE;
879 boolean active_last = active;
882 if (draw_target != DRAW_TO_SCREEN)
885 if (DelayReached(&check_delay))
887 percent = (debug ? debug_value * 100 / XSN_DEBUG_STEPS : xsn_percent());
890 setup.debug.xsn_percent = percent;
892 if (setup.debug.xsn_mode != AUTO)
893 percent = setup.debug.xsn_percent;
895 setup.debug.xsn_percent = percent;
897 active = (percent > 0);
899 if ((active && !active_last) || setup.debug.xsn_mode != AUTO)
900 removeHideSetupEntry(&setup.debug.xsn_mode);
901 else if (!active && active_last)
902 setHideSetupEntry(&setup.debug.xsn_mode);
904 if (setup.debug.xsn_mode == FALSE)
907 else if (tile_cursor.xsn_debug)
909 debug_value = (active ? 0 : MIN(debug_value + 1, XSN_DEBUG_STEPS));
913 ResetDelayCounter(&check_delay);
915 setup.debug.xsn_mode = (debug_value > 0);
916 tile_cursor.xsn_debug = FALSE;
924 xsn.area_xsize = gfx.win_xsize;
925 xsn.area_ysize = gfx.win_ysize;
927 for (i = 0; i < num_xsn_data; i++)
929 int size = xsn_data[i].size;
930 byte *bits = xsn_data[i].bits;
931 Bitmap *bitmap = CreateBitmap(size, size, DEFAULT_DEPTH);
933 FillRectangle(bitmap, 0, 0, size, size, BLACK_PIXEL);
935 for (y = 0; y < size; y++)
936 for (x = 0; x < size; x++)
937 if ((bits[y] >> x) & 0x01)
938 SDLPutPixel(bitmap, x, y, WHITE_PIXEL);
940 SDL_Surface *surface = bitmap->surface;
942 if ((bitmap->surface_masked = SDLGetNativeSurface(surface)) == NULL)
943 Fail("SDLGetNativeSurface() failed");
945 SDL_Surface *surface_masked = bitmap->surface_masked;
947 SDL_SetColorKey(surface_masked, SET_TRANSPARENT_PIXEL,
948 SDL_MapRGB(surface_masked->format, 0x00, 0x00, 0x00));
950 SDLSetAlpha(surface, TRUE, XSN_ALPHA_DEFAULT);
951 SDLSetAlpha(surface_masked, TRUE, XSN_ALPHA_DEFAULT);
953 xsn_data[i].bitmap = bitmap;
956 srand((unsigned int)time(NULL));
963 start_delay.value = (debug || setup.debug.xsn_mode == TRUE ? 0 :
964 (XSN_START_DELAY + XSN_RND(XSN_START_DELAY)) * 1000);
967 ResetDelayCounter(&start_delay);
975 xsn.max_items = percent * XSN_MAX_ITEMS / 100;
976 xsn.max_height = percent * XSN_MAX_HEIGHT / 100;
978 xsn.max_dx = XSN_MAX_DX;
979 xsn.max_dy = XSN_MAX_DY;
981 xsn.change_delay = XSN_CHANGE_DELAY;
985 xsn.alpha = XSN_ALPHA_DEFAULT;
987 for (i = 0; i < xsn.max_items; i++)
991 if (xsn.area_xsize != gfx.win_xsize ||
992 xsn.area_ysize != gfx.win_ysize ||
995 xsn.area_xsize = gfx.win_xsize;
996 xsn.area_ysize = gfx.win_ysize;
998 if (xsn.bitmap != NULL)
999 FreeBitmap(xsn.bitmap);
1001 xsn.bitmap = CreateBitmap(xsn.area_xsize, xsn.max_height * 2,
1004 FillRectangle(xsn.bitmap, 0, 0, xsn.area_xsize, xsn.max_height,
1007 SDL_Surface *surface = xsn.bitmap->surface;
1009 if ((xsn.bitmap->surface_masked = SDLGetNativeSurface(surface)) == NULL)
1010 Fail("SDLGetNativeSurface() failed");
1012 SDL_Surface *surface_masked = xsn.bitmap->surface_masked;
1014 SDL_SetColorKey(surface_masked, SET_TRANSPARENT_PIXEL,
1015 SDL_MapRGB(surface_masked->format, 0x00, 0x00, 0x00));
1017 SDLSetAlpha(surface, TRUE, xsn.alpha);
1018 SDLSetAlpha(surface_masked, TRUE, xsn.alpha);
1020 SDLCreateBitmapTextures(xsn.bitmap);
1022 for (i = 0; i < num_xsn_data; i++)
1024 SDLFreeBitmapTextures(xsn_data[i].bitmap);
1025 SDLCreateBitmapTextures(xsn_data[i].bitmap);
1028 if (xsn.height != NULL)
1029 checked_free(xsn.height);
1031 xsn.height = checked_calloc(xsn.area_xsize * sizeof(int));
1033 for (i = 0; i < xsn.area_xsize; i++)
1034 xsn.height[i] = xsn.area_ysize - 1;
1039 if (!DelayReached(&start_delay))
1042 update_delay.value = XSN_UPDATE_DELAY;
1043 growth_delay.value = XSN_GROWTH_DELAY * 1000;
1044 change_delay.value = XSN_CHANGE_DELAY * 1000;
1046 ResetDelayCounter(&growth_delay);
1047 ResetDelayCounter(&update_delay);
1048 ResetDelayCounter(&change_delay);
1053 if (xsn.num_items < xsn.max_items)
1055 if (DelayReached(&growth_delay))
1057 xsn.num_items += XSN_RND(XSN_GROWTH_RATE * 2);
1058 xsn.num_items = MIN(xsn.num_items, xsn.max_items);
1062 if (DelayReached(&update_delay))
1064 for (i = 0; i < xsn.num_items; i++)
1068 if (DelayReached(&change_delay))
1070 xsn_update_change();
1072 change_delay.value = xsn.change_delay * 1000;
1075 int xsn_alpha_dx = (gfx.mouse_y > xsn.area_ysize - xsn.max_height ?
1076 (xsn.alpha > XSN_ALPHA_VISIBLE ? -1 : 0) :
1077 (xsn.alpha < XSN_ALPHA_DEFAULT ? +1 : 0));
1079 if (xsn_alpha_dx != 0)
1081 xsn.alpha += xsn_alpha_dx;
1083 SDLSetAlpha(xsn.bitmap->surface_masked, TRUE, xsn.alpha);
1085 SDLFreeBitmapTextures(xsn.bitmap);
1086 SDLCreateBitmapTextures(xsn.bitmap);
1089 BlitToScreenMasked(xsn.bitmap, 0, 0, xsn.area_xsize, xsn.max_height,
1090 0, xsn.area_ysize - xsn.max_height);
1092 for (i = 0; i < xsn.num_items; i++)
1094 int dst_x = xsn.items[i].x;
1095 int dst_y = xsn.items[i].y;
1096 int type = xsn.items[i].type;
1097 int size = xsn_data[type].size;
1098 Bitmap *bitmap = xsn_data[type].bitmap;
1100 BlitToScreenMasked(bitmap, 0, 0, size, size, dst_x, dst_y);
1104 void DrawTileCursor_MM(int draw_target, boolean tile_cursor_active)
1106 if (program.headless)
1109 Bitmap *fade_bitmap;
1113 int graphic = IMG_GLOBAL_TILE_CURSOR;
1115 int tilesize = TILESIZE_VAR;
1116 int width = tilesize;
1117 int height = tilesize;
1119 DrawTileCursor_Xsn(draw_target);
1121 if (!tile_cursor.enabled ||
1122 !tile_cursor.active ||
1123 !tile_cursor_active)
1126 if (tile_cursor.moving)
1128 int step = TILESIZE_VAR / 4;
1129 int dx = tile_cursor.target_x - tile_cursor.x;
1130 int dy = tile_cursor.target_y - tile_cursor.y;
1133 tile_cursor.x = tile_cursor.target_x;
1135 tile_cursor.x += SIGN(dx) * step;
1138 tile_cursor.y = tile_cursor.target_y;
1140 tile_cursor.y += SIGN(dy) * step;
1142 if (tile_cursor.x == tile_cursor.target_x &&
1143 tile_cursor.y == tile_cursor.target_y)
1144 tile_cursor.moving = FALSE;
1147 dst_x = tile_cursor.x;
1148 dst_y = tile_cursor.y;
1150 frame = getGraphicAnimationFrame(graphic, -1);
1152 getSizedGraphicSource(graphic, frame, tilesize, &src_bitmap, &src_x, &src_y);
1155 (draw_target == DRAW_TO_FADE_SOURCE ? gfx.fade_bitmap_source :
1156 draw_target == DRAW_TO_FADE_TARGET ? gfx.fade_bitmap_target : NULL);
1158 if (draw_target == DRAW_TO_SCREEN)
1159 BlitToScreenMasked(src_bitmap, src_x, src_y, width, height, dst_x, dst_y);
1161 BlitBitmapMasked(src_bitmap, fade_bitmap, src_x, src_y, width, height,
1166 static int REQ_in_range(int x, int y)
1168 if (y > DY + 249 && y < DY + 278)
1170 if (x > DX + 1 && x < DX + 48)
1172 else if (x > DX + 51 && x < DX + 98)
1180 Pixel ReadPixel(DrawBuffer *bitmap, int x, int y)
1182 return GetPixel(bitmap, x, y);
1185 void SetRGB(unsigned int pixel,
1186 unsigned short red, unsigned short green, unsigned short blue)
1190 int get_base_element(int element)
1192 if (IS_MIRROR(element))
1193 return EL_MIRROR_START;
1194 else if (IS_MIRROR_FIXED(element))
1195 return EL_MIRROR_FIXED_START;
1196 else if (IS_POLAR(element))
1197 return EL_POLAR_START;
1198 else if (IS_POLAR_CROSS(element))
1199 return EL_POLAR_CROSS_START;
1200 else if (IS_BEAMER(element))
1201 return EL_BEAMER_RED_START + BEAMER_NR(element) * 16;
1202 else if (IS_FIBRE_OPTIC(element))
1203 return EL_FIBRE_OPTIC_START + FIBRE_OPTIC_NR(element) * 2;
1204 else if (IS_MCDUFFIN(element))
1205 return EL_MCDUFFIN_START;
1206 else if (IS_LASER(element))
1207 return EL_LASER_START;
1208 else if (IS_RECEIVER(element))
1209 return EL_RECEIVER_START;
1210 else if (IS_DF_MIRROR(element))
1211 return EL_DF_MIRROR_START;
1212 else if (IS_DF_MIRROR_AUTO(element))
1213 return EL_DF_MIRROR_AUTO_START;
1214 else if (IS_PACMAN(element))
1215 return EL_PACMAN_START;
1216 else if (IS_GRID_STEEL(element))
1217 return EL_GRID_STEEL_START;
1218 else if (IS_GRID_WOOD(element))
1219 return EL_GRID_WOOD_START;
1220 else if (IS_GRID_STEEL_FIXED(element))
1221 return EL_GRID_STEEL_FIXED_START;
1222 else if (IS_GRID_WOOD_FIXED(element))
1223 return EL_GRID_WOOD_FIXED_START;
1224 else if (IS_GRID_STEEL_AUTO(element))
1225 return EL_GRID_STEEL_AUTO_START;
1226 else if (IS_GRID_WOOD_AUTO(element))
1227 return EL_GRID_WOOD_AUTO_START;
1228 else if (IS_WALL_STEEL(element))
1229 return EL_WALL_STEEL_START;
1230 else if (IS_WALL_WOOD(element))
1231 return EL_WALL_WOOD_START;
1232 else if (IS_WALL_ICE(element))
1233 return EL_WALL_ICE_START;
1234 else if (IS_WALL_AMOEBA(element))
1235 return EL_WALL_AMOEBA_START;
1236 else if (IS_DF_WALL_STEEL(element))
1237 return EL_DF_WALL_STEEL_START;
1238 else if (IS_DF_WALL_WOOD(element))
1239 return EL_DF_WALL_WOOD_START;
1240 else if (IS_CHAR(element))
1241 return EL_CHAR_START;
1246 int get_element_phase(int element)
1248 return element - get_base_element(element);
1251 int get_num_elements(int element)
1253 if (IS_MIRROR(element) ||
1254 IS_POLAR(element) ||
1255 IS_BEAMER(element) ||
1256 IS_DF_MIRROR(element) ||
1257 IS_DF_MIRROR_AUTO(element))
1259 else if (IS_GRID_STEEL_FIXED(element) ||
1260 IS_GRID_WOOD_FIXED(element) ||
1261 IS_GRID_STEEL_AUTO(element) ||
1262 IS_GRID_WOOD_AUTO(element))
1264 else if (IS_MIRROR_FIXED(element) ||
1265 IS_POLAR_CROSS(element) ||
1266 IS_MCDUFFIN(element) ||
1267 IS_LASER(element) ||
1268 IS_RECEIVER(element) ||
1269 IS_PACMAN(element) ||
1270 IS_GRID_STEEL(element) ||
1271 IS_GRID_WOOD(element))
1277 int get_rotated_element(int element, int step)
1279 int base_element = get_base_element(element);
1280 int num_elements = get_num_elements(element);
1281 int element_phase = element - base_element;
1283 return base_element + (element_phase + step + num_elements) % num_elements;
1286 static int map_element(int element)
1290 case EL_WALL_STEEL: return EL_STEEL_WALL;
1291 case EL_WALL_WOOD: return EL_WOODEN_WALL;
1292 case EL_WALL_ICE: return EL_ICE_WALL;
1293 case EL_WALL_AMOEBA: return EL_AMOEBA_WALL;
1294 case EL_DF_WALL_STEEL: return EL_DF_STEEL_WALL;
1295 case EL_DF_WALL_WOOD: return EL_DF_WOODEN_WALL;
1297 default: return element;
1301 int el2gfx(int element)
1303 return el2img_mm(map_element(element));
1306 int el_act2gfx(int element, int action)
1308 return el_act2img_mm(map_element(element), action);
1311 void RedrawPlayfield_MM(void)
1317 void BlitScreenToBitmap_MM(Bitmap *target_bitmap)
1319 BlitBitmap(drawto_field, target_bitmap,
1320 REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE, REAL_SX, REAL_SY);