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 DrawGraphicExt_MM(drawto_field, cFX + x * TILEX, cFY + y * TILEY, graphic);
83 void DrawGraphicExt_MM(DrawBuffer *d, int x, int y, int graphic)
88 getGraphicSource(graphic, 0, &bitmap, &src_x, &src_y);
90 BlitBitmap(bitmap, d, src_x, src_y, TILEX, TILEY, x, y);
93 void DrawGraphicThruMask_MM(int x, int y, int graphic)
96 if (!IN_SCR_FIELD(x,y))
98 Debug("game:mm:DrawGraphicThruMask_MM", "x = %d,y = %d, graphic = %d",
100 Debug("game:mm:DrawGraphicThruMask_MM", "This should never happen!");
106 DrawGraphicThruMaskExt_MM(drawto_field, cFX + x * TILEX, cFY + y * TILEY,
112 void DrawGraphicThruMaskExt_MM(DrawBuffer *d, int dest_x, int dest_y,
118 if (graphic == IMG_EMPTY)
121 getGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
123 BlitBitmapMasked(src_bitmap, d, src_x, src_y, TILEX, TILEY, dest_x, dest_y);
126 void DrawMiniGraphic_MM(int x, int y, int graphic)
128 DrawMiniGraphicExt_MM(drawto, cSX + x * MINI_TILEX, cSY + y * MINI_TILEY,
131 MarkTileDirty(x / 2, y / 2);
135 static void getMicroGraphicSource(int graphic, Bitmap **bitmap, int *x, int *y)
137 getSizedGraphicSource(graphic, 0, TILESIZE / 4, bitmap, x, y);
141 void DrawMiniGraphicExt_MM(DrawBuffer *d, int x, int y, int graphic)
146 getMiniGraphicSource(graphic, &bitmap, &src_x, &src_y);
148 BlitBitmap(bitmap, d, src_x, src_y, MINI_TILEX, MINI_TILEY, x, y);
151 void DrawGraphicShifted_MM(int x,int y, int dx,int dy, int graphic,
152 int cut_mode, int mask_mode)
154 int width = TILEX, height = TILEY;
156 int src_x, src_y, dest_x, dest_y;
161 DrawGraphic_MM(x, y, graphic);
166 if (dx || dy) // Verschiebung der Grafik?
168 if (x < BX1) // Element kommt von links ins Bild
175 else if (x > BX2) // Element kommt von rechts ins Bild
181 else if (x==BX1 && dx < 0) // Element verläßt links das Bild
187 else if (x==BX2 && dx > 0) // Element verläßt rechts das Bild
189 else if (dx) // allg. Bewegung in x-Richtung
190 MarkTileDirty(x + SIGN(dx), y);
192 if (y < BY1) // Element kommt von oben ins Bild
194 if (cut_mode==CUT_BELOW) // Element oberhalb des Bildes
202 else if (y > BY2) // Element kommt von unten ins Bild
208 else if (y==BY1 && dy < 0) // Element verläßt oben das Bild
214 else if (dy > 0 && cut_mode == CUT_ABOVE)
216 if (y == BY2) // Element unterhalb des Bildes
222 MarkTileDirty(x, y + 1);
223 } // Element verläßt unten das Bild
224 else if (dy > 0 && (y == BY2 || cut_mode == CUT_BELOW))
228 else if (dy) // allg. Bewegung in y-Richtung
230 MarkTileDirty(x, y + SIGN(dy));
234 getGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
239 dest_x = cFX + x * TILEX + dx;
240 dest_y = cFY + y * TILEY + dy;
243 if (!IN_SCR_FIELD(x,y))
245 Debug("game:mm:DrawGraphicShifted_MM", "x = %d, y = %d, graphic = %d",
247 Debug("game:mm:DrawGraphicShifted_MM", "This should never happen!");
253 if (mask_mode == USE_MASKING)
254 BlitBitmapMasked(src_bitmap, drawto_field,
255 src_x, src_y, TILEX, TILEY, dest_x, dest_y);
257 BlitBitmap(src_bitmap, drawto_field,
258 src_x, src_y, width, height, dest_x, dest_y);
263 void DrawScreenElementExt_MM(int x, int y, int dx, int dy, int element,
264 int cut_mode, int mask_mode)
266 int ux = LEVELX(x), uy = LEVELY(y);
267 int graphic = el2gfx(element);
268 int phase8 = ABS(MovPos[ux][uy]) / (TILEX / 8);
269 int phase2 = phase8 / 4;
270 int dir = MovDir[ux][uy];
272 if (element == EL_PACMAN)
274 graphic = (phase2 ? IMG_MM_PACMAN_RIGHT : IMG_MM_PACMAN_EATING_RIGHT);
278 else if (dir == MV_LEFT)
280 else if (dir == MV_DOWN)
285 DrawGraphicShifted_MM(x, y, dx, dy, graphic, cut_mode, mask_mode);
286 else if (mask_mode == USE_MASKING)
287 DrawGraphicThruMask_MM(x, y, graphic);
289 DrawGraphic_MM(x, y, graphic);
292 void DrawLevelElementExt_MM(int x, int y, int dx, int dy, int element,
293 int cut_mode, int mask_mode)
295 if (IN_LEV_FIELD(x, y) && IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
296 DrawScreenElementExt_MM(SCREENX(x), SCREENY(y), dx, dy, element,
297 cut_mode, mask_mode);
300 void DrawScreenElementShifted_MM(int x, int y, int dx, int dy, int element,
303 DrawScreenElementExt_MM(x, y, dx, dy, element, cut_mode, NO_MASKING);
306 void DrawScreenElement_MM(int x, int y, int element)
308 DrawScreenElementExt_MM(x, y, 0, 0, element, NO_CUTTING, NO_MASKING);
311 void DrawScreenField_MM(int x, int y)
313 int element = Tile[x][y];
315 if (!IN_LEV_FIELD(x, y))
320 int horiz_move = (MovDir[x][y] == MV_LEFT || MovDir[x][y] == MV_RIGHT);
322 DrawScreenElement_MM(x, y, EL_EMPTY);
325 DrawScreenElementShifted_MM(x, y, MovPos[x][y], 0, element, NO_CUTTING);
327 DrawScreenElementShifted_MM(x, y, 0, MovPos[x][y], element, NO_CUTTING);
329 else if (IS_BLOCKED(x, y))
335 Blocked2Moving(x, y, &oldx, &oldy);
339 horiz_move = (MovDir[oldx][oldy] == MV_LEFT ||
340 MovDir[oldx][oldy] == MV_RIGHT);
342 DrawScreenElement_MM(x, y, EL_EMPTY);
344 element = Tile[oldx][oldy];
347 DrawScreenElementShifted_MM(sx, sy, MovPos[oldx][oldy], 0, element,
350 DrawScreenElementShifted_MM(sx, sy, 0, MovPos[oldx][oldy], element,
353 else if (IS_DRAWABLE(element))
355 DrawScreenElement_MM(x, y, element);
359 DrawScreenElement_MM(x, y, EL_EMPTY);
363 void DrawLevelField_MM(int x, int y)
365 DrawScreenField_MM(x, y);
368 void DrawMiniElement_MM(int x, int y, int element)
374 DrawMiniGraphic_MM(x, y, IMG_EMPTY);
379 graphic = el2gfx(element);
381 DrawMiniGraphic_MM(x, y, graphic);
384 void DrawMiniElementOrWall_MM(int sx, int sy, int scroll_x, int scroll_y)
386 int x = sx + scroll_x, y = sy + scroll_y;
388 if (x < -1 || x > lev_fieldx || y < -1 || y > lev_fieldy)
389 DrawMiniElement_MM(sx, sy, EL_EMPTY);
390 else if (x > -1 && x < lev_fieldx && y > -1 && y < lev_fieldy)
391 DrawMiniElement_MM(sx, sy, Tile[x][y]);
394 void DrawField_MM(int x, int y)
396 int element = Tile[x][y];
398 DrawElement_MM(x, y, element);
401 void DrawLevel_MM(void)
407 for (x = 0; x < lev_fieldx; x++)
408 for (y = 0; y < lev_fieldy; y++)
411 redraw_mask |= REDRAW_FIELD;
414 void DrawWallsExt_MM(int x, int y, int element, int draw_mask)
417 int graphic = el2gfx(WALL_BASE(element));
421 getMiniGraphicSource(graphic, &bitmap, &gx, &gy);
423 DrawGraphic_MM(x, y, IMG_EMPTY);
426 if (IS_WALL_WOOD(element) || IS_WALL_AMOEBA(element) ||
427 IS_DF_WALL_WOOD(element))
429 if (IS_WALL_ICE(element) || IS_WALL_AMOEBA(element))
433 for (i = 0; i < 4; i++)
435 int dest_x = cSX + x * TILEX + MINI_TILEX * (i % 2);
436 int dest_y = cSY + y * TILEY + MINI_TILEY * (i / 2);
438 if (!((1 << i) & draw_mask))
441 if (element & (1 << i))
442 BlitBitmap(bitmap, drawto, gx, gy, MINI_TILEX, MINI_TILEY,
445 ClearRectangle(drawto, dest_x, dest_y, MINI_TILEX, MINI_TILEY);
451 void DrawWalls_MM(int x, int y, int element)
453 DrawWallsExt_MM(x, y, element, HIT_MASK_ALL);
456 void DrawWallsAnimation_MM(int x, int y, int element, int phase, int bit_mask)
462 DrawWalls_MM(x, y, element);
467 for (i = 0; i < 4; i++)
469 if (element & (1 << i))
475 int dst_x = cSX + x * TILEX + (i % 2) * MINI_TILEX;
476 int dst_y = cSY + y * TILEY + (i / 2) * MINI_TILEY;
478 if (bit_mask & (1 << i))
480 graphic = (IS_WALL_AMOEBA(element) ?
481 IMG_MM_AMOEBA_WALL_GROWING :
482 IMG_MM_ICE_WALL_SHRINKING);
487 graphic = (IS_WALL_AMOEBA(element) ?
493 getSizedGraphicSource(graphic, frame, MINI_TILESIZE, &bitmap,
496 BlitBitmap(bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
504 void DrawElement_MM(int x, int y, int element)
506 if (element == EL_EMPTY)
507 DrawGraphic_MM(x, y, IMG_EMPTY);
508 else if (IS_WALL(element))
509 DrawWalls_MM(x, y, element);
511 else if (IS_WALL_CHANGING(element) && IS_WALL_CHANGING(Tile[x][y]))
513 int wall_element = Tile[x][y] - EL_WALL_CHANGING + Store[x][y];
515 DrawWalls_MM(x, y, wall_element);
518 else if (element == EL_PACMAN)
519 DrawLevelField_MM(x, y);
520 else if (element == EL_FUSE_ON &&
524 DrawGraphic_MM(x, y, IMG_MM_FUSE);
526 DrawGraphic_MM(x, y, el2gfx(element));
530 static void DrawMicroWalls_MM(int x, int y, int element)
533 int graphic = el2gfx(WALL_BASE(element));
537 getMicroGraphicSource(graphic, &bitmap, &gx, &gy);
539 for (i = 0; i < 4; i++)
541 int xpos = MICROLEV_XPOS + x * MICRO_TILEX + MICRO_WALLX * (i % 2);
542 int ypos = MICROLEV_YPOS + y * MICRO_TILEY + MICRO_WALLY * (i / 2);
544 if (element & (1 << i))
545 BlitBitmap(bitmap, drawto, gx, gy, MICRO_WALLX, MICRO_WALLY, xpos, ypos);
547 ClearRectangle(drawto, xpos, ypos, MICRO_WALLX, MICRO_WALLY);
551 static void DrawMicroElement_MM(int x, int y, int element)
554 int graphic = el2gfx(element);
557 if (element == EL_EMPTY)
560 if (IS_WALL(element))
562 DrawMicroWalls_MM(x, y, element);
567 getMicroGraphicSource(graphic, &bitmap, &gx, &gy);
569 BlitBitmap(bitmap, drawto, gx, gy, MICRO_TILEX, MICRO_TILEY,
570 MICROLEV_XPOS + x * MICRO_TILEX, MICROLEV_YPOS + y * MICRO_TILEY);
573 static void DrawMicroLevelExt_MM(int xpos, int ypos)
577 ClearRectangle(drawto, xpos, ypos, MICROLEV_XSIZE, MICROLEV_YSIZE);
579 for (x = 0; x < STD_LEV_FIELDX; x++)
580 for (y = 0; y < STD_LEV_FIELDY; y++)
581 DrawMicroElement_MM(x, y, Ur[x][y]);
583 redraw_mask |= REDRAW_FIELD;
588 // ----------------------------------------------------------------------------
590 // ----------------------------------------------------------------------------
592 #define XSN_RND(x) ((x) != 0 ? rand() % (x) : 0)
593 #define XSN_ALPHA_VALUE(x) (SDL_ALPHA_OPAQUE * (x) / 100)
595 #define XSN_MAX_ITEMS 100
596 #define XSN_MAX_HEIGHT 40
598 #define XSN_MAX_DY 10
599 #define XSN_CHECK_DELAY 3
600 #define XSN_START_DELAY 60
601 #define XSN_UPDATE_DELAY 50
602 #define XSN_GROWTH_DELAY 3
603 #define XSN_GROWTH_RATE 3
604 #define XSN_CHANGE_DELAY 30
605 #define XSN_CHANGE_FACTOR 3
606 #define XSN_ALPHA_DEFAULT XSN_ALPHA_VALUE(95)
607 #define XSN_ALPHA_VISIBLE XSN_ALPHA_VALUE(50)
608 #define XSN_DEBUG_STEPS 5
610 static byte xsn_bits_0[] = { 0x05, 0x02, 0x05 };
611 static byte xsn_bits_1[] = { 0x22, 0x6b, 0x14, 0x2a, 0x14, 0x6b, 0x22 };
612 static byte xsn_bits_2[] = { 0x14, 0x08, 0x49, 0x36, 0x49, 0x08, 0x14 };
614 char debug_xsn_mode[] = { 76,101,116,32,105,116,32,115,110,111,119,33,0 };
616 void setHideSetupEntry(void *);
617 void removeHideSetupEntry(void *);
627 { ARRAY_SIZE(xsn_bits_0), xsn_bits_0 },
628 { ARRAY_SIZE(xsn_bits_1), xsn_bits_1 },
629 { ARRAY_SIZE(xsn_bits_2), xsn_bits_2 },
630 { ARRAY_SIZE(xsn_bits_2), xsn_bits_2 },
631 { ARRAY_SIZE(xsn_bits_1), xsn_bits_1 },
632 { ARRAY_SIZE(xsn_bits_2), xsn_bits_2 },
633 { ARRAY_SIZE(xsn_bits_0), xsn_bits_0 },
635 static int num_xsn_data = ARRAY_SIZE(xsn_data);
664 struct XsnItem items[XSN_MAX_ITEMS];
671 static struct Xsn xsn = { 0 };
673 static int xsn_percent(void)
676 int xsn_m1 = xsn_m0 + 10;
677 int xsn_m2 = xsn_m1 + 10;
678 int xsn_m3 = xsn_m2 + 10;
679 time_t xsn_e0 = time(NULL);
680 struct tm *xsn_t0 = localtime(&xsn_e0);
681 struct tm xsn_t1 = { 0,0,0, xsn_m2*3, xsn_m3/3, xsn_t0->tm_year, 0,0,-1 };
682 time_t xsn_e1 = mktime(&xsn_t1);
683 int xsn_c0 = (25 * xsn_m3) << xsn_m1;
684 int xsn_c1 = (xsn_t1.tm_wday - xsn_m1) * !!xsn_t1.tm_wday;
686 for (xsn_m0 = 5; xsn_m0 > 0; xsn_m0--)
688 int xsn_c2 = (xsn_m0 > 4 ? 0 : xsn_c1) - xsn_m1 * xsn_m0;
689 int xsn_off = (xsn_m0 > 4 ? xsn_c0 : 0);
690 time_t xsn_e3 = xsn_e1 - xsn_c2 * xsn_c0;
692 if (xsn_e0 > xsn_e3 - xsn_off &&
693 xsn_e0 < xsn_e3 + xsn_off + xsn_c0)
694 return xsn_m0 * (xsn_m3 - xsn_m1);
700 static void xsn_init_item(int nr)
702 struct XsnItem *item = &xsn.items[nr];
704 item->type = XSN_RND(num_xsn_data);
706 if (xsn.change_type != 0)
708 int new_x = XSN_RND(xsn.area_xsize / 3);
710 item->x = (xsn.change_dir == 1 ? new_x : xsn.area_xsize - new_x);
711 item->y = XSN_RND(xsn.area_ysize);
715 item->x = XSN_RND(xsn.area_xsize - xsn_data[item->type].size);
716 item->y = XSN_RND(xsn.area_ysize / 10);
719 item->dy = XSN_RND(xsn.max_dy + 1) + 1;
720 item->dx = XSN_RND(item->dy / 4 + 1) * (XSN_RND(1000) > 500 ? -1 : 1);
725 static void xsn_update_item(int nr)
727 struct XsnItem *item = &xsn.items[nr];
732 if (xsn.change_type != 0)
734 int dx_new = ABS(item->dx) +
735 (xsn.change_type == 1 ?
736 XSN_RND(XSN_CHANGE_FACTOR + 1) - XSN_CHANGE_FACTOR / 2 :
739 item->dx = MIN(MAX(-50, dx_new * xsn.change_dir), 50);
742 int new_x = item->x + item->dx;
743 int new_y = item->y + item->dy;
745 item->active = (new_y < xsn.area_ysize);
747 if (xsn.change_type != 0)
748 item->active = (item->active && new_x > 0 && new_x < xsn.area_xsize);
750 int item_size = xsn_data[item->type].size;
751 int half_item_size = item_size / 2;
752 int mid_x = new_x + half_item_size;
753 int mid_y = new_y + half_item_size;
754 int upper_border = xsn.area_ysize - xsn.max_height;
757 new_y >= upper_border &&
759 new_x <= xsn.area_xsize - item_size &&
760 mid_y >= xsn.height[mid_x] &&
761 mid_y < xsn.area_ysize)
763 Bitmap *item_bitmap = xsn_data[item->type].bitmap;
764 SDL_Surface *surface = xsn.bitmap->surface;
765 SDL_Surface *surface_masked = xsn.bitmap->surface_masked;
766 int item_alpha = XSN_ALPHA_VALUE(81 + XSN_RND(20));
770 xsn.bitmap->surface = surface_masked;
772 SDLSetAlpha(item_bitmap->surface_masked, TRUE, item_alpha);
774 // blit to masked surface instead of opaque surface
775 BlitBitmapMasked(item_bitmap, xsn.bitmap, 0, 0, item_size, item_size,
776 new_x, new_y - upper_border);
778 SDLSetAlpha(item_bitmap->surface_masked, TRUE, XSN_ALPHA_DEFAULT);
780 for (i = -half_item_size; i <= half_item_size; i++)
782 int xpos = mid_x + i;
784 if (xpos >= 0 && xpos < xsn.area_xsize)
785 xsn.height[xpos] = MIN(new_y + ABS(i), xsn.height[xpos]);
788 if (xsn.height[mid_x] <= upper_border + shrink)
790 int xpos1 = MAX(0, new_x - half_item_size);
791 int xpos2 = MIN(new_x + 3 * half_item_size, xsn.area_xsize);
792 int xsize = xpos2 - xpos1;
793 int ysize1 = XSN_RND(xsn.max_height - shrink);
794 int ysize2 = xsn.max_height - ysize1;
796 SDLSetAlpha(surface_masked, FALSE, 0);
798 FillRectangle(xsn.bitmap, xpos1, xsn.max_height, xsize, xsn.max_height,
800 BlitBitmapMasked(xsn.bitmap, xsn.bitmap, xpos1, 0, xsize, ysize1,
801 xpos1, xsn.max_height + shrink);
802 BlitBitmapMasked(xsn.bitmap, xsn.bitmap, xpos1, ysize1, xsize, ysize2,
803 xpos1, xsn.max_height + ysize1);
804 FillRectangle(xsn.bitmap, xpos1, 0, xsize, xsn.max_height,
806 BlitBitmapMasked(xsn.bitmap, xsn.bitmap, xpos1, xsn.max_height,
807 xsize, xsn.max_height, xpos1, 0);
809 SDLSetAlpha(surface_masked, TRUE, xsn.alpha);
811 for (i = xpos1; i < xpos2; i++)
812 xsn.height[i] = MIN(xsn.height[i] + shrink, xsn.area_ysize - 1);
815 SDLFreeBitmapTextures(xsn.bitmap);
816 SDLCreateBitmapTextures(xsn.bitmap);
818 xsn.bitmap->surface = surface;
823 item->dx += XSN_RND(XSN_CHANGE_FACTOR) * (XSN_RND(1000) > 500 ? -1 : 1);
825 if (xsn.change_type == 0)
826 item->dx = MIN(MAX(-xsn.max_dx, item->dx), xsn.max_dx);
832 static void xsn_update_change(void)
834 if (XSN_RND(100) > 65)
836 xsn.change_dir = (XSN_RND(10) > 4 ? 1 : -1);
837 xsn.change_delay = XSN_RND(5) + 1;
840 else if (xsn.change_type == 2)
842 xsn.change_delay = XSN_RND(3) + 1;
847 xsn.change_delay = XSN_CHANGE_DELAY;
852 static void DrawTileCursor_Xsn(int draw_target)
854 static boolean initialized = FALSE;
855 static boolean started = FALSE;
856 static boolean active = FALSE;
857 static boolean debug = FALSE;
858 static DelayCounter check_delay = { XSN_CHECK_DELAY * 1000 };
859 static DelayCounter start_delay = { 0 };
860 static DelayCounter growth_delay = { 0 };
861 static DelayCounter update_delay = { 0 };
862 static DelayCounter change_delay = { 0 };
863 static int percent = 0;
864 static int debug_value = 0;
865 boolean reinitialize = FALSE;
866 boolean active_last = active;
869 if (draw_target != DRAW_TO_SCREEN)
872 if (DelayReached(&check_delay))
874 percent = (debug ? debug_value * 100 / XSN_DEBUG_STEPS : xsn_percent());
877 setup.debug.xsn_percent = percent;
879 if (setup.debug.xsn_mode != AUTO)
880 percent = setup.debug.xsn_percent;
882 setup.debug.xsn_percent = percent;
884 active = (percent > 0);
886 if ((active && !active_last) || setup.debug.xsn_mode != AUTO)
887 removeHideSetupEntry(&setup.debug.xsn_mode);
888 else if (!active && active_last)
889 setHideSetupEntry(&setup.debug.xsn_mode);
891 if (setup.debug.xsn_mode == FALSE)
894 else if (tile_cursor.xsn_debug)
896 debug_value = (active ? 0 : MIN(debug_value + 1, XSN_DEBUG_STEPS));
900 ResetDelayCounter(&check_delay);
902 setup.debug.xsn_mode = (debug_value > 0);
903 tile_cursor.xsn_debug = FALSE;
911 xsn.area_xsize = gfx.win_xsize;
912 xsn.area_ysize = gfx.win_ysize;
914 for (i = 0; i < num_xsn_data; i++)
916 int size = xsn_data[i].size;
917 byte *bits = xsn_data[i].bits;
918 Bitmap *bitmap = CreateBitmap(size, size, DEFAULT_DEPTH);
920 FillRectangle(bitmap, 0, 0, size, size, BLACK_PIXEL);
922 for (y = 0; y < size; y++)
923 for (x = 0; x < size; x++)
924 if ((bits[y] >> x) & 0x01)
925 SDLPutPixel(bitmap, x, y, WHITE_PIXEL);
927 SDL_Surface *surface = bitmap->surface;
929 if ((bitmap->surface_masked = SDLGetNativeSurface(surface)) == NULL)
930 Fail("SDLGetNativeSurface() failed");
932 SDL_Surface *surface_masked = bitmap->surface_masked;
934 SDL_SetColorKey(surface_masked, SET_TRANSPARENT_PIXEL,
935 SDL_MapRGB(surface_masked->format, 0x00, 0x00, 0x00));
937 SDLSetAlpha(surface, TRUE, XSN_ALPHA_DEFAULT);
938 SDLSetAlpha(surface_masked, TRUE, XSN_ALPHA_DEFAULT);
940 xsn_data[i].bitmap = bitmap;
943 srand((unsigned int)time(NULL));
950 start_delay.value = (debug || setup.debug.xsn_mode == TRUE ? 0 :
951 (XSN_START_DELAY + XSN_RND(XSN_START_DELAY)) * 1000);
954 ResetDelayCounter(&start_delay);
962 xsn.max_items = percent * XSN_MAX_ITEMS / 100;
963 xsn.max_height = percent * XSN_MAX_HEIGHT / 100;
965 xsn.max_dx = XSN_MAX_DX;
966 xsn.max_dy = XSN_MAX_DY;
968 xsn.change_delay = XSN_CHANGE_DELAY;
972 xsn.alpha = XSN_ALPHA_DEFAULT;
974 for (i = 0; i < xsn.max_items; i++)
978 if (xsn.area_xsize != gfx.win_xsize ||
979 xsn.area_ysize != gfx.win_ysize ||
982 xsn.area_xsize = gfx.win_xsize;
983 xsn.area_ysize = gfx.win_ysize;
985 if (xsn.bitmap != NULL)
986 FreeBitmap(xsn.bitmap);
988 xsn.bitmap = CreateBitmap(xsn.area_xsize, xsn.max_height * 2,
991 FillRectangle(xsn.bitmap, 0, 0, xsn.area_xsize, xsn.max_height,
994 SDL_Surface *surface = xsn.bitmap->surface;
996 if ((xsn.bitmap->surface_masked = SDLGetNativeSurface(surface)) == NULL)
997 Fail("SDLGetNativeSurface() failed");
999 SDL_Surface *surface_masked = xsn.bitmap->surface_masked;
1001 SDL_SetColorKey(surface_masked, SET_TRANSPARENT_PIXEL,
1002 SDL_MapRGB(surface_masked->format, 0x00, 0x00, 0x00));
1004 SDLSetAlpha(surface, TRUE, xsn.alpha);
1005 SDLSetAlpha(surface_masked, TRUE, xsn.alpha);
1007 SDLCreateBitmapTextures(xsn.bitmap);
1009 for (i = 0; i < num_xsn_data; i++)
1011 SDLFreeBitmapTextures(xsn_data[i].bitmap);
1012 SDLCreateBitmapTextures(xsn_data[i].bitmap);
1015 if (xsn.height != NULL)
1016 checked_free(xsn.height);
1018 xsn.height = checked_calloc(xsn.area_xsize * sizeof(int));
1020 for (i = 0; i < xsn.area_xsize; i++)
1021 xsn.height[i] = xsn.area_ysize - 1;
1026 if (!DelayReached(&start_delay))
1029 update_delay.value = XSN_UPDATE_DELAY;
1030 growth_delay.value = XSN_GROWTH_DELAY * 1000;
1031 change_delay.value = XSN_CHANGE_DELAY * 1000;
1033 ResetDelayCounter(&growth_delay);
1034 ResetDelayCounter(&update_delay);
1035 ResetDelayCounter(&change_delay);
1040 if (xsn.num_items < xsn.max_items)
1042 if (DelayReached(&growth_delay))
1044 xsn.num_items += XSN_RND(XSN_GROWTH_RATE * 2);
1045 xsn.num_items = MIN(xsn.num_items, xsn.max_items);
1049 if (DelayReached(&update_delay))
1051 for (i = 0; i < xsn.num_items; i++)
1055 if (DelayReached(&change_delay))
1057 xsn_update_change();
1059 change_delay.value = xsn.change_delay * 1000;
1062 int xsn_alpha_dx = (gfx.mouse_y > xsn.area_ysize - xsn.max_height ?
1063 (xsn.alpha > XSN_ALPHA_VISIBLE ? -1 : 0) :
1064 (xsn.alpha < XSN_ALPHA_DEFAULT ? +1 : 0));
1066 if (xsn_alpha_dx != 0)
1068 xsn.alpha += xsn_alpha_dx;
1070 SDLSetAlpha(xsn.bitmap->surface_masked, TRUE, xsn.alpha);
1072 SDLFreeBitmapTextures(xsn.bitmap);
1073 SDLCreateBitmapTextures(xsn.bitmap);
1076 BlitToScreenMasked(xsn.bitmap, 0, 0, xsn.area_xsize, xsn.max_height,
1077 0, xsn.area_ysize - xsn.max_height);
1079 for (i = 0; i < xsn.num_items; i++)
1081 int dst_x = xsn.items[i].x;
1082 int dst_y = xsn.items[i].y;
1083 int type = xsn.items[i].type;
1084 int size = xsn_data[type].size;
1085 Bitmap *bitmap = xsn_data[type].bitmap;
1087 BlitToScreenMasked(bitmap, 0, 0, size, size, dst_x, dst_y);
1091 void DrawTileCursor_MM(int draw_target, boolean tile_cursor_active)
1093 if (program.headless)
1096 Bitmap *fade_bitmap;
1100 int graphic = IMG_GLOBAL_TILE_CURSOR;
1102 int tilesize = TILESIZE_VAR;
1103 int width = tilesize;
1104 int height = tilesize;
1106 DrawTileCursor_Xsn(draw_target);
1108 if (!tile_cursor.enabled ||
1109 !tile_cursor.active ||
1110 !tile_cursor_active)
1113 if (tile_cursor.moving)
1115 int step = TILESIZE_VAR / 4;
1116 int dx = tile_cursor.target_x - tile_cursor.x;
1117 int dy = tile_cursor.target_y - tile_cursor.y;
1120 tile_cursor.x = tile_cursor.target_x;
1122 tile_cursor.x += SIGN(dx) * step;
1125 tile_cursor.y = tile_cursor.target_y;
1127 tile_cursor.y += SIGN(dy) * step;
1129 if (tile_cursor.x == tile_cursor.target_x &&
1130 tile_cursor.y == tile_cursor.target_y)
1131 tile_cursor.moving = FALSE;
1134 dst_x = tile_cursor.x;
1135 dst_y = tile_cursor.y;
1137 frame = getGraphicAnimationFrame(graphic, -1);
1139 getSizedGraphicSource(graphic, frame, tilesize, &src_bitmap, &src_x, &src_y);
1142 (draw_target == DRAW_TO_FADE_SOURCE ? gfx.fade_bitmap_source :
1143 draw_target == DRAW_TO_FADE_TARGET ? gfx.fade_bitmap_target : NULL);
1145 if (draw_target == DRAW_TO_SCREEN)
1146 BlitToScreenMasked(src_bitmap, src_x, src_y, width, height, dst_x, dst_y);
1148 BlitBitmapMasked(src_bitmap, fade_bitmap, src_x, src_y, width, height,
1153 static int REQ_in_range(int x, int y)
1155 if (y > DY + 249 && y < DY + 278)
1157 if (x > DX + 1 && x < DX + 48)
1159 else if (x > DX + 51 && x < DX + 98)
1167 Pixel ReadPixel(DrawBuffer *bitmap, int x, int y)
1169 return GetPixel(bitmap, x, y);
1172 void SetRGB(unsigned int pixel,
1173 unsigned short red, unsigned short green, unsigned short blue)
1177 int get_base_element(int element)
1179 if (IS_MIRROR(element))
1180 return EL_MIRROR_START;
1181 else if (IS_MIRROR_FIXED(element))
1182 return EL_MIRROR_FIXED_START;
1183 else if (IS_POLAR(element))
1184 return EL_POLAR_START;
1185 else if (IS_POLAR_CROSS(element))
1186 return EL_POLAR_CROSS_START;
1187 else if (IS_BEAMER(element))
1188 return EL_BEAMER_RED_START + BEAMER_NR(element) * 16;
1189 else if (IS_FIBRE_OPTIC(element))
1190 return EL_FIBRE_OPTIC_START + FIBRE_OPTIC_NR(element) * 2;
1191 else if (IS_MCDUFFIN(element))
1192 return EL_MCDUFFIN_START;
1193 else if (IS_LASER(element))
1194 return EL_LASER_START;
1195 else if (IS_RECEIVER(element))
1196 return EL_RECEIVER_START;
1197 else if (IS_DF_MIRROR(element))
1198 return EL_DF_MIRROR_START;
1199 else if (IS_DF_MIRROR_AUTO(element))
1200 return EL_DF_MIRROR_AUTO_START;
1201 else if (IS_PACMAN(element))
1202 return EL_PACMAN_START;
1203 else if (IS_GRID_STEEL(element))
1204 return EL_GRID_STEEL_START;
1205 else if (IS_GRID_WOOD(element))
1206 return EL_GRID_WOOD_START;
1207 else if (IS_GRID_STEEL_FIXED(element))
1208 return EL_GRID_STEEL_FIXED_START;
1209 else if (IS_GRID_WOOD_FIXED(element))
1210 return EL_GRID_WOOD_FIXED_START;
1211 else if (IS_GRID_STEEL_AUTO(element))
1212 return EL_GRID_STEEL_AUTO_START;
1213 else if (IS_GRID_WOOD_AUTO(element))
1214 return EL_GRID_WOOD_AUTO_START;
1215 else if (IS_WALL_STEEL(element))
1216 return EL_WALL_STEEL_START;
1217 else if (IS_WALL_WOOD(element))
1218 return EL_WALL_WOOD_START;
1219 else if (IS_WALL_ICE(element))
1220 return EL_WALL_ICE_START;
1221 else if (IS_WALL_AMOEBA(element))
1222 return EL_WALL_AMOEBA_START;
1223 else if (IS_DF_WALL_STEEL(element))
1224 return EL_DF_WALL_STEEL_START;
1225 else if (IS_DF_WALL_WOOD(element))
1226 return EL_DF_WALL_WOOD_START;
1227 else if (IS_CHAR(element))
1228 return EL_CHAR_START;
1233 int get_element_phase(int element)
1235 return element - get_base_element(element);
1238 int get_num_elements(int element)
1240 if (IS_MIRROR(element) ||
1241 IS_POLAR(element) ||
1242 IS_BEAMER(element) ||
1243 IS_DF_MIRROR(element) ||
1244 IS_DF_MIRROR_AUTO(element))
1246 else if (IS_GRID_STEEL_FIXED(element) ||
1247 IS_GRID_WOOD_FIXED(element) ||
1248 IS_GRID_STEEL_AUTO(element) ||
1249 IS_GRID_WOOD_AUTO(element))
1251 else if (IS_MIRROR_FIXED(element) ||
1252 IS_POLAR_CROSS(element) ||
1253 IS_MCDUFFIN(element) ||
1254 IS_LASER(element) ||
1255 IS_RECEIVER(element) ||
1256 IS_PACMAN(element) ||
1257 IS_GRID_STEEL(element) ||
1258 IS_GRID_WOOD(element))
1264 int get_rotated_element(int element, int step)
1266 int base_element = get_base_element(element);
1267 int num_elements = get_num_elements(element);
1268 int element_phase = element - base_element;
1270 return base_element + (element_phase + step + num_elements) % num_elements;
1273 static int map_element(int element)
1277 case EL_WALL_STEEL: return EL_STEEL_WALL;
1278 case EL_WALL_WOOD: return EL_WOODEN_WALL;
1279 case EL_WALL_ICE: return EL_ICE_WALL;
1280 case EL_WALL_AMOEBA: return EL_AMOEBA_WALL;
1281 case EL_DF_WALL_STEEL: return EL_DF_STEEL_WALL;
1282 case EL_DF_WALL_WOOD: return EL_DF_WOODEN_WALL;
1284 default: return element;
1288 int el2gfx(int element)
1290 element = map_element(element);
1295 return IMG_MM_LIGHTBALL_RED + RND(3);
1298 return el2img_mm(element);
1302 void RedrawPlayfield_MM(void)
1308 void BlitScreenToBitmap_MM(Bitmap *target_bitmap)
1310 BlitBitmap(drawto_field, target_bitmap,
1311 REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE, REAL_SX, REAL_SY);